WO2014205701A1 - Network connection method and device - Google Patents
Network connection method and device Download PDFInfo
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- WO2014205701A1 WO2014205701A1 PCT/CN2013/078072 CN2013078072W WO2014205701A1 WO 2014205701 A1 WO2014205701 A1 WO 2014205701A1 CN 2013078072 W CN2013078072 W CN 2013078072W WO 2014205701 A1 WO2014205701 A1 WO 2014205701A1
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- ethernet
- access point
- remote access
- signal
- wireless signal
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 238000012545 processing Methods 0.000 claims abstract description 85
- 238000004891 communication Methods 0.000 claims abstract description 47
- 239000000284 extract Substances 0.000 claims description 19
- 230000008569 process Effects 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 20
- 238000010295 mobile communication Methods 0.000 abstract description 13
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- 238000007726 management method Methods 0.000 description 23
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- 230000006870 function Effects 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 7
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/12—Setup of transport tunnels
Definitions
- the embodiments of the present invention relate to the field of communications, and in particular, to a method and an apparatus for network connection. Background technique
- the transmission of the wireless signal is mainly performed by wireless transmission.
- LTE Long Term Evolution
- 3rd-generation, 3G third-generation mobile communication technology
- the wireless connection method can solve the problem of laying the line, the microwave transmission is only suitable for communication within the line of sight; Wireless Fidelity (WiFi) is susceptible to interference, and the reliability is poor;
- WiFi Wireless Fidelity
- the IP bearer network is currently used, and only the relay function is implemented, and the traffic is forwarded through the relay base station. Therefore, a large amount of configuration work is required, which is easy to affect the devices currently running on the network, and The difficulty of device deployment.
- Embodiments of the present invention provide a method and apparatus for connecting a network, which are capable of connecting two devices that need to communicate with a mobile communication technology, thereby providing a network connection with a range of over-the-horizon range while simplifying the device deployment solution, and capable of Provides the function of Ethernet switching.
- a method for connecting to a network includes:
- the centralized switching station establishes a connection with the remote access point
- the centralized switching station performs Ethernet switching processing on the received data
- the centralized switching station After the centralized switching station encapsulates the wireless signal, performs signal coding and modulation, and sends the processed wireless signal to the remote access point;
- the remote access point modulates the received wireless signal, extracts an Ethernet frame from the wireless signal, and performs physical layer and medium access control layer processing on the Ethernet frame;
- the centralized switching station terminates signal processing of the physical layer and the medium control layer of the Ethernet.
- the method further includes: The centralized switching station and the remote access point are connected in a mode exchanged by Ethernet.
- the establishing, by the centralized switching station, the connection with the remote access point includes:
- the centralized switching station controls access of the remote access point, establishes, maintains, and deletes a communication link, and performs mobility management on the remote access point.
- performing Ethernet switching processing on the received data of the centralized switching station includes:
- the wireless signal is a signal that is sent to the remote access point
- the signal is encapsulated, and then the signal is encoded and modulated, and finally sent to the remote access point;
- the wireless signal is a signal transmitted from a remote access point
- the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
- the centralized switching station terminates the physical layer and the medium control layer of the Ethernet after the remote access point performs physical layer and medium access control layer processing.
- Signal processing includes:
- the Ethernet frame in the Ethernet switching module is encoded, and the encoded physical layer signal is transmitted.
- the modulating the received wireless signal by the remote access point according to the first aspect includes:
- the wireless signal is received from an Ethernet port, the wireless signal is coded and modulated, and then sent to the centralized switching station;
- the wireless signal is received from an air interface, the wireless signal is demodulated and decoded, and an Ethernet frame is extracted.
- the performing physical layer and medium access control layer processing in combination with the Ethernet frame in the first aspect includes:
- the physical layer and the medium access control layer are processed by the Ethernet, and the Ethernet frame is extracted;
- a device for network connection comprising:
- a remote access point management unit configured to establish a connection between the central switching station and the remote access point
- an Ethernet switching unit configured to perform the Ethernet switching processing on the received data by the centralized switching station
- a wireless communication module configured to perform signal coding and modulation after the wireless switching signal is encapsulated by the centralized switching station, and send the processed wireless signal to the remote access point;
- a wireless access module configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal
- a first Ethernet access module configured to perform physical layer and medium access control layer processing on the Ethernet frame
- a second Ethernet access module configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
- the centralized switching station and the remote access point are connected by using an Ethernet switched mode.
- the centralized switching station includes: a remote access point management unit, configured to control access of the remote access point, establish, maintain, and delete a communication link. Road, mobile management of the remote access point.
- the centralized switching station includes: an Ethernet switching unit, configured to: when the wireless signal is a signal sent to the remote access point, perform the signal Encapsulating, and then encoding and modulating the signal, and finally transmitting to the remote access point;
- the wireless signal is a signal transmitted from a remote access point
- the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
- the centralized switching station includes: a second Ethernet access module, configured to perform physical layer and medium at the remote access point at the centralized switching station After the access control layer processes, the signal processing of the physical layer and the media control layer of the Ethernet is terminated.
- the remote access point in combination with the second aspect, includes: a wireless access module, configured to send the remote access point to the received wireless signal Line modulation, and extracting Ethernet frames from the wireless signal.
- the remote access point of the second aspect includes: a first Ethernet access module, configured to perform physical layer and medium access control layer processing on the Ethernet frame.
- a device for network connection is provided, the device comprising:
- a remote access point management unit configured to establish a connection between the central switching station and the remote access point
- an Ethernet switching unit configured to perform the Ethernet switching processing on the received data by the centralized switching station
- a wireless communication module configured to perform signal coding and modulation after the wireless switching signal is encapsulated by the centralized switching station, and send the processed wireless signal to the remote access point;
- a wireless access module configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal
- a first Ethernet access module configured to perform physical layer and medium access control layer processing on the Ethernet frame
- a second Ethernet access module configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
- the centralized switching station and the remote access point are connected by using an Ethernet switched mode.
- the centralized switching station includes:
- the remote access point management unit is configured to control access of the remote access point, establish, maintain, and delete a communication link, and perform mobility management on the remote access point.
- the centralized switching station includes: an Ethernet switching unit, configured to: when the wireless signal is a signal sent to the remote access point, perform the signal Encapsulating, and then encoding and modulating the signal, and finally transmitting to the remote access point;
- the wireless signal is a signal transmitted from a remote access point
- the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
- the centralized switching station includes: The second Ethernet access module is configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
- the remote access point includes: a wireless access module, configured to modulate the received wireless signal by the remote access point, and An Ethernet frame is extracted from the wireless signal.
- the remote access point in combination with the third aspect includes: a first Ethernet access module, configured to perform physical layer and medium access control layer processing on the Ethernet frame.
- Embodiments of the present invention provide a method and apparatus for network connection.
- a communication link between a centralized switching station and a remote access point two devices that need to communicate can be connected by mobile communication technology, thereby simplifying
- the device deployment solution provides both over-the-horizon range network connectivity and the ability to provide Ethernet switching.
- FIG. 1 is a schematic diagram of a method for network connection according to an embodiment of the present invention
- FIG. 2 is a schematic diagram of a method for network connection according to an embodiment of the present invention
- FIG. 4 is a schematic diagram of a small base station backhaul scenario according to an embodiment of the present invention.
- FIG. 5 is a schematic diagram of a method for network connection according to an embodiment of the present invention
- FIG. 6 is a schematic diagram of a wide-coverage low-cost Ethernet access solution according to another embodiment of the present invention
- FIG. 7 is a schematic diagram of a method for network connection according to another embodiment of the present invention
- FIG. 8 is a schematic diagram of a method for network connection according to another embodiment of the present invention
- FIG. 9 is a network according to an embodiment of the present invention
- Schematic diagram of the connected device
- FIG. 10 is a schematic structural diagram of a device for network connection according to an embodiment of the present invention
- FIG. 11 is a schematic structural diagram of a device for network connection according to another embodiment of the present invention.
- the embodiment of the invention provides a method for network connection. As shown in FIG. 1, the method includes:
- the centralized switching station establishes a connection with the remote access point.
- the centralized switching station performs Ethernet switching processing on the received data.
- the centralized switching station and the remote access point use an Ethernet switching mode.
- the centralized switching station encapsulates the wireless signal, performs signal coding and modulation, and sends the processed wireless signal to the remote access point.
- the remote access point modulates the received wireless signal, and extracts an Ethernet frame from the wireless signal, and performs physical layer and medium access control layer processing on the Ethernet frame.
- the centralized switching station terminates signal processing of the physical layer and the medium control layer of the Ethernet.
- the embodiment of the invention provides a method for network connection.
- a communication link between the centralized switching station and the remote access point two devices that need to communicate can be connected by mobile communication technology, thereby simplifying the device.
- the deployment solution provides network connectivity over the wide range of sights, and provides Ethernet switching functions, which reduces the cost of use and simplifies the operation steps.
- the use of frequency bands that require permission is used to improve communication reliability.
- An embodiment of the present invention provides a method for network connection. As shown in FIG. 2, the method specifically includes:
- the device of the present invention is composed of a centralized switching station and a plurality of remote access devices, and integrally forms a distributed Ethernet layer 2 switching system.
- Mobile communication between each RAP (Remote Access Point) and CSS (Central Switch Station) The technology establishes a point-to-point communication link to form an Ethernet packet transmission channel within the system; the centralized switching station performs Ethernet Layer 2 switching between multiple internal wireless communication links and wired access interfaces to implement system-wide Ethernet Exchange function.
- the detailed structure is shown in Figure 3.
- RAP Provides services for user equipment through the Ethernet port, which is the remote access device of the switching system.
- the interface between network elements is defined as:
- Interface 1 This interface provides an external Ethernet interface for the CSS to directly provide near-end Ethernet access services for users. This interface is generally connected to the network aggregation layer.
- This interface is the interface between RAP and CSS and is the air interface.
- This interface can be implemented using LTE air interface technology, or it can be implemented by GSM (Global System of Mobile communication), UMTS (Universal Mobile Telecommunications System) or any new mobile communication technology that will emerge in the future. .
- GSM Global System of Mobile communication
- UMTS Universal Mobile Telecommunications System
- the present invention is mainly described by taking LTE (Long Term Evolution) technology as an example.
- Interface 3 This interface provides an external Ethernet interface for the RAP to provide remote Ethernet access services directly to users. This interface is typically connected to the network access layer.
- the embodiment of the invention is used for the backhaul scenario of the small base station, and solves the problem that the small base station backhaul is difficult to obtain.
- the specific scenario is shown in FIG. 4 .
- the inventive device provides Ethernet backhaul services like a normal Ethernet Layer 2 switch.
- the centralized switching center establishes a connection with the remote access point.
- the centralized switching station and the remote access point are connected by using an Ethernet switching mode. Further, the specific content of the connection is as follows:
- the centralized switching station controls access of the remote access point, establishes, maintains, and deletes a communication link, and manages mobility of the remote access point.
- CSS uses the RAP management module to connect all RAPs and related wireless communication links.
- the road is managed in a unified manner, including RAP access control, communication link establishment, maintenance and deletion, and RAP mobility management. This function can be done according to different choices of air interface technology, according to relevant specifications or variants. For example, if LTE technology is used between CSS and RAP, the RAP management module can complete the management of the RAP extreme wireless communication link by following the series specifications of the LTE access network and the core network, such as 3GPP TS 36.300.
- the centralized switching station performs Ethernet switching processing on the received data.
- the steps include:
- the wireless signal is a signal that is sent to the remote access point, the signal is encapsulated, and then the signal is encoded and modulated, and finally sent to the remote access point;
- the wireless signal is a signal sent from a remote access point, demodulate and decode the signal, extract an Ethernet frame, and send the Ethernet frame to the Ethernet switching module.
- the centralized switching station encapsulates the wireless signal, performs signal coding and modulation, and sends the processed wireless signal to the remote access point.
- the Ethernet switching module exchanges the Ethernet frames to the remote access point
- the wireless communication module encapsulates the Ethernet frame according to the air interface protocol stack, performs signal coding and modulation, and then sends the data to the corresponding remote access point through the air interface channel.
- the wireless communication module performs demodulation and decoding of the signal, and sends out the Ethernet frame to the Ethernet switching module in advance.
- the remote access point modulates the received wireless signal, and extracts an Ethernet frame from the wireless signal, and performs physical layer and medium access control layer processing on the Ethernet frame.
- modulating the received wireless signal includes:
- the wireless signal is received from an Ethernet port, the wireless signal is encoded and modulated, and then sent to the centralized switching station;
- the wireless signal is received from an air interface, demodulate and decode the wireless signal, and extract an Ethernet frame.
- Ethernet frames includes:
- wireless signal If the wireless signal is received from an Ethernet interface, perform processing on the physical layer and the medium access control layer of the Ethernet, and extract an Ethernet frame.
- the Ethernet frame is encoded and sent to a downlink device.
- the centralized switching station terminates signal processing of the physical layer and the medium control layer of the Ethernet after the remote access point performs physical layer and medium access control layer processing.
- the step specifically includes:
- the Ethernet frame in the Ethernet switching module is encoded, and the encoded physical layer signal is transmitted.
- performing Ethernet PHY and MAC layer processing of multiple interface 1 instances including extracting an Ethernet frame from the line to the Ethernet switching module during reception; and encoding the Ethernet frame code exchanged by the Ethernet switching module when transmitting Sended as a physical layer signal on the line specifying the instance of Interface 1.
- the embodiment of the invention provides a method for network connection.
- a communication link between the centralized switching station and the remote access point two devices that need to communicate can be connected by mobile communication technology, thereby simplifying the device.
- the deployment solution provides a network connection with a wide line of sight and provides Ethernet switching functions, which reduces the cost of use and simplifies the operation steps.
- the frequency band that requires permission is used to improve communication reliability.
- the embodiment of the present invention provides another method for network connection.
- the embodiment of the present invention is mainly used to provide an Ethernet access solution with wide coverage and low cost, which is used for building access, video monitoring system, video advertisement delivery, and the like.
- the scenario provides a low-cost, easy-to-deploy Ethernet access service.
- the RAP of the scenario has multiple transmission interfaces (there are multiple instances of the interface 3).
- the RAP can add a local switching module based on the first embodiment, and directly complete multiple interfaces. Exchange between instances to avoid the consumption of air interface resources.
- the centralized switching station establishes a connection with the remote access point.
- the centralized switching station and the remote access point are connected by using an Ethernet switching mode. Further, the specific content of the connection is as follows:
- the centralized switching station controls access of the remote access point, establishes, maintains, and deletes a communication link, and manages mobility of the remote access point.
- CSS manages all connected RAPs and related wireless communication links through the RAP management module, including RAP access control, communication link establishment, maintenance and deletion, and RAP mobility management.
- This function can be done according to the different specifications of the air interface technology, according to the relevant specifications or variants.
- the RAP management module can complete the management of the RAP extreme wireless communication link by following the series specifications of the LTE access network and the core network, such as 3GPP TS 36.300.
- the centralized switching station encapsulates the wireless signal, performs signal coding and modulation, and sends the processed wireless signal to the remote access point.
- the Ethernet switching module exchanges the Ethernet frames to the remote access point
- the wireless communication module encapsulates the Ethernet frame according to the air interface protocol stack, performs signal coding and modulation, and then sends the data to the corresponding remote access point through the air interface channel.
- the wireless communication module performs demodulation and decoding of the signal, and sends out the Ethernet frame to the Ethernet switching module in advance.
- the remote access point modulates the received wireless signal, and extracts an Ethernet frame from the wireless signal, and performs physical layer and medium access control layer processing on the Ethernet frame.
- modulating the received wireless signal includes:
- the wireless signal is received from an Ethernet interface, the wireless signal is encoded and modulated, and then sent to the centralized switching station.
- the physical layer and media access control layer processing for Ethernet frames includes:
- the Ethernet frame is encoded and sent to a downlink device. 304.
- the remote access point completes the local exchange service internally.
- the local switching unit is added to the remote access point to process the local service switching service, and the switching service is no longer sent to the centralized switching station.
- the centralized switching station terminates signal processing of the physical layer and the medium control layer of the Ethernet.
- the embodiment of the invention provides a method for network connection.
- a communication link between the centralized switching station and the remote access point two devices that need to communicate can be connected by mobile communication technology, thereby simplifying the device.
- the deployment solution provides network connectivity over the wide range of sights, and provides Ethernet switching functions, reduces the cost of use, simplifies the operation steps, and directly exchanges multiple interfaces locally by adding local switching modules. Avoid the consumption of air interface resources.
- Embodiments of the present invention further provide an apparatus embodiment for implementing the method or the steps in the foregoing method embodiments.
- An embodiment of the present invention provides a device 1 for network connection. As shown in FIG. 9, the device includes:
- the remote access point management unit 111 is configured to establish a connection between the central switching station and the remote access point, and the Ethernet switching unit 112 is configured to perform the Ethernet switching processing on the received data by the centralized switching station.
- the wireless communication module 113 is configured to: after the wireless switching signal is encapsulated by the centralized switching station, perform signal encoding and modulation, and send the processed wireless signal to the remote access point;
- the wireless access module 121 is configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal;
- the first Ethernet access module 122 is configured to perform physical layer and medium access control layer processing on the Ethernet frame;
- the second Ethernet access module 114 is configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
- the remote access point management unit 111, the Ethernet switching unit 112, the wireless communication module 113, and the second Ethernet access module 114 belong to the centralized switching station 11, corresponding to the wireless
- the access module 121 and the first Ethernet access module 122 are affiliated with the remote access point.
- the centralized switching station 11 and the remote access point 12 are connected by using an Ethernet switching mode. Further, the centralized switching station 11 includes:
- the remote access point management unit 111 is configured to control access of the remote access point, establish, maintain, and delete a communication link, and perform mobility management on the remote access point.
- the Ethernet switching unit 112 is configured to: when the wireless signal is a signal sent to the remote access point, encapsulate the signal, encode and modulate the signal, and finally send the signal to the remote end Entry point
- the wireless signal is a signal transmitted from a remote access point
- the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
- the second Ethernet access module 114 is configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
- the remote access point 12 includes:
- the wireless access module 121 is configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal.
- the first Ethernet access module 122 is configured to perform physical layer and medium access control layer processing on the Ethernet frame.
- the embodiment of the invention provides a network connection device, which can simplify the device by connecting two devices that need to communicate by using a mobile communication technology by establishing a communication link between the centralized switching station and the remote access point.
- the deployment solution provides network connectivity over the wide range of sights and provides Ethernet switching capabilities, reducing the cost of ownership and simplifying operational steps.
- Another embodiment of the present invention further provides a device 2 for network connection.
- the device includes:
- the remote access point management unit 211 is configured to establish a connection between the central switching station and the remote access point.
- the wireless communication module 212 is configured to perform signal coding and modulation after the wireless switching signal is encapsulated by the centralized switching station. Wireless signal is sent to the remote access point;
- a wireless access module 221, configured to send the remote access point to the received wireless signal Modulating and extracting an Ethernet frame from the wireless signal;
- the first Ethernet access module 222 is configured to perform physical layer and medium access control layer processing on the Ethernet frame.
- the second Ethernet access module 213 is configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
- the Ethernet switching module 223 is configured to exchange and exchange local exchange services.
- the remote access point management unit 211, the wireless communication module 212, and the second Ethernet access module 213 belong to the centralized switching station 21, corresponding to the wireless access module 221, the first Ethernet access module 222, and the Ethernet.
- the switching module 223 is affiliated with the remote access point 22.
- the centralized switching station 21 and the remote access point 22 are connected in a mode of Ethernet switching. Further, the centralized switching station 21 includes:
- the remote access point management unit 211 is configured to control access of the remote access point, establish, maintain, and delete a communication link, and manage mobility of the remote access point.
- the second Ethernet access module 1 14 is configured to terminate the signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point. .
- the remote access point 12 includes:
- the wireless access module 121 is configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal.
- the first Ethernet access module 122 is configured to perform physical layer and medium access control layer processing on the Ethernet frame.
- the Ethernet switching module 223 is configured to exchange and exchange local exchange services.
- the embodiment of the invention provides a network connection device, which can simplify the device by connecting two devices that need to communicate by using a mobile communication technology by establishing a communication link between the centralized switching station and the remote access point.
- the deployment solution provides network connectivity over the wide range of sights, and provides Ethernet switching functions, reduces the cost of use, simplifies the operation steps, and directly exchanges multiple interfaces locally by adding local switching modules. Avoid the consumption of air interface resources.
- An embodiment of the present invention provides a network connection device.
- the device includes: a bus 31, and a processor 32, a memory 33, a receiver 34, and a bus 31 connected to the bus 31.
- Transmitter 35 ; memory 33 for storing instructions, the processor 32 executing the instructions for establishing a connection between the central switching station and the remote access point; the processor 32 executing the instructions for causing the centralized switching station to receive The received data is subjected to an Ethernet switching process; the processor 32 executes the command for causing the centralized switching station to encapsulate the wireless signal, perform signal encoding and modulation, and send the processed wireless signal to the remote access.
- the processor 32 executes the instruction for causing the remote access point to modulate the received wireless signal, extracting an Ethernet frame from the wireless signal, and performing the Ethernet frame Physical layer and medium access control layer processing; the processor 32 executes the instruction for causing the centralized switching station to terminate the physical layer of the Ethernet after the remote access point performs physical layer and medium access control layer processing Signal processing at the media control layer.
- the processor 32 executes the instruction for establishing a connection between the centralized switching station and the remote access point, including:
- the centralized switching station controls access of the remote access point, establishes, maintains, and deletes a communication link, and performs mobility management on the remote access point.
- the processor 32 executes the instruction for causing the centralized switching station to perform Ethernet switching processing on the received data, including:
- the wireless signal is a signal that is sent to the remote access point
- the signal is encapsulated, and then the signal is encoded and modulated, and finally sent to the remote access point;
- the wireless signal is a signal transmitted from a remote access point
- the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
- the processor 32 executes the instruction, so that the centralized switching station terminates the physical layer of the Ethernet after the remote access point performs physical layer and medium access control layer processing.
- the signal processing of the media control layer includes:
- the Ethernet frame in the Ethernet switching module is encoded, and the encoded physical layer signal is transmitted.
- the processor 32 executes the instruction, where the remote access point modulates the received wireless signal, including:
- the wireless signal is received from an Ethernet port, the wireless signal is coded and modulated, and then sent to the centralized switching station; If the wireless signal is received from an air interface, the wireless signal is demodulated and decoded, and an Ethernet frame is extracted.
- the processor 32 executes the instruction for performing physical layer and medium access control layer processing on the Ethernet frame, including:
- the physical layer and the medium access control layer are processed by the Ethernet, and the Ethernet frame is extracted;
- the Ethernet frame is encoded and transmitted to the downstream device.
- the device for network connection in the embodiment of the present invention can simplify the connection between two devices that need to communicate by using a mobile communication technology by establishing a communication link between the centralized switching station and the remote access point.
- the device deployment solution provides network connectivity over the wide range of sights and provides Ethernet switching capabilities, reducing the cost of ownership and simplifying operational steps.
- the disclosed method and apparatus may be implemented in other manners.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not executed.
- the coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be electrical, mechanical or otherwise.
- the components displayed by the unit may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solution of the embodiment.
- each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may be physically included separately, or two or more units may be integrated into one unit.
- the above integrated unit can be implemented in the form of hardware or in the form of hardware plus software functional units.
- Computer readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one location to another.
- a storage medium may be any available media that can be accessed by a computer.
- computer readable media may comprise RAM, ROM, EEPROM, CD-ROM or other optical disk storage, disk storage media or other magnetic storage device, or can be used for carrying or storing in the form of an instruction or data structure.
- the desired program code and any other medium that can be accessed by the computer may suitably be a computer readable medium.
- the software is transmitted from a website, server, or other remote source using coaxial cable, fiber optic cable, twisted pair, digital subscriber line (DSL), or wireless technologies such as infrared, radio, and microwave, then the coaxial cable , fiber optic cable, twisted pair, DSL, or wireless technologies such as infrared, wireless, and microwaves are included in the fixing of the associated media.
- coaxial cable, fiber optic cable, twisted pair, DSL, or wireless technologies such as infrared, wireless, and microwaves are included in the fixing of the associated media.
- a disk and a disc include a compact disc (CD), a laser disc, a compact disc, a digital versatile disc (DVD), a floppy disc, and a Blu-ray disc, wherein the disc is usually magnetically copied, and the disc is The laser is used to optically replicate the data. Combinations of the above should also be included within the scope of the computer readable media.
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Abstract
Provided are a network connection method and device, which relate to the field of communications, can connect two devices, which need to communicate, by means of mobile communication technology, thereby providing a network connection beyond the visual range while simplifying a device deployment scheme, and can provide an Ethernet switching function. The method comprises: a central switchboard establishing a connection with a remote access point; the central switchboard performing Ethernet switching processing on received data; after packaging a wireless signal, the central switchboard performing signal encoding and modulation, and sending the processed wireless signal to the remote access point; the remote access point modulating the received wireless signal and extracting an Ethernet frame therefrom, and performing physical layer and medium access control layer processing on the Ethernet frame; and after the remote access point performs physical layer and medium access control layer processing, the central switchboard terminating the signal processing on a physical layer and a medium access control layer of the Ethernet. The present invention is used for network connections.
Description
一种网络连接的方法和装置 技术领域 Method and device for network connection
本发明实施例涉及通信领域, 尤其涉及一种网络连接的方法和装置。 背景技术 The embodiments of the present invention relate to the field of communications, and in particular, to a method and an apparatus for network connection. Background technique
目前, 在小基站与长期演进( Long Term Evolution , LTE )核心网或第 三代移动通信技术 ( 3rd-generation , 3G ) 网络控制器的连接方式上, 对无 线信号的传输主要通过无线传输进行。 At present, in the connection mode of a small base station with a Long Term Evolution (LTE) core network or a third-generation mobile communication technology (3rd-generation, 3G) network controller, the transmission of the wireless signal is mainly performed by wireless transmission.
无线的连接方式虽然可以解决铺设线路的问题, 但是其中的微波传输 仅适用于视距范围内的通信; 无线保真 (Wireless Fidelity, WiFi) 容易受到 干扰, 可靠性较差; 并且在无线自回传***中, 目前釆用 IP承载组网, 仅 实现中继的功能, 并且需要通过中继基站进行流量转发, 为此需要进行大 量的配置工作, 容易对网络中当前运行的设备造成影响, 增加了设备部署 的难度。 Although the wireless connection method can solve the problem of laying the line, the microwave transmission is only suitable for communication within the line of sight; Wireless Fidelity (WiFi) is susceptible to interference, and the reliability is poor; In the transmission system, the IP bearer network is currently used, and only the relay function is implemented, and the traffic is forwarded through the relay base station. Therefore, a large amount of configuration work is required, which is easy to affect the devices currently running on the network, and The difficulty of device deployment.
发明内容 Summary of the invention
本发明的实施例提供一种连接网络的方法和装置, 能够将两个需要 进行通信的设备以移动通讯技术连接, 从而在简化了设备部署方案的同 时提供超视距范围的网络连接, 并且能够提供以太网交换的功能。 Embodiments of the present invention provide a method and apparatus for connecting a network, which are capable of connecting two devices that need to communicate with a mobile communication technology, thereby providing a network connection with a range of over-the-horizon range while simplifying the device deployment solution, and capable of Provides the function of Ethernet switching.
为达到上述目的, 本发明的实施例釆用如下技术方案: 第一方面, 提供一种连接网络的方法, 所述方法包括: To achieve the above objective, the embodiment of the present invention uses the following technical solutions: In a first aspect, a method for connecting to a network is provided, where the method includes:
集中交换台与远端接入点建立连接; The centralized switching station establishes a connection with the remote access point;
所述集中交换台对接收到的数据进行以太网交换处理; The centralized switching station performs Ethernet switching processing on the received data;
所述集中交换台将无线信号封装后, 进行信号编码和调制, 将处理 后的无线信号发送至所述远端接入点; After the centralized switching station encapsulates the wireless signal, performs signal coding and modulation, and sends the processed wireless signal to the remote access point;
所述远端接入点对接收到的所述无线信号进行调制, 并从所述无线 信号中提取以太网帧, 并对所述以太网帧进行物理层及介质访问控制层 处理; The remote access point modulates the received wireless signal, extracts an Ethernet frame from the wireless signal, and performs physical layer and medium access control layer processing on the Ethernet frame;
所述集中交换台在所述远端接入点进行物理层及介质访问控制层处 理后, 终止以太网的物理层及介质控制层的信号处理。 After the remote access point performs physical layer and medium access control layer processing, the centralized switching station terminates signal processing of the physical layer and the medium control layer of the Ethernet.
在第一种可能的实现方式中, 结合第一方面, 所述方法还包括:
所述集中交换台和所述远端接入点釆用以太网交换的模式连接。 In a first possible implementation, in combination with the first aspect, the method further includes: The centralized switching station and the remote access point are connected in a mode exchanged by Ethernet.
在第二种可能的实现方式中, 结合第一方面, 所述集中交换台与远 端接入点建立连接包括: In a second possible implementation, in combination with the first aspect, the establishing, by the centralized switching station, the connection with the remote access point includes:
所述集中交换台控制所述远端接入点的接入, 建立、 维护及删除通 信链路, 对所述远端接入点的移动管理。 The centralized switching station controls access of the remote access point, establishes, maintains, and deletes a communication link, and performs mobility management on the remote access point.
在第三种可能的实现方式中, 结合第一方面, 所述集中交换台对接 收到的数据进行以太网交换处理包括: In a third possible implementation, in combination with the first aspect, performing Ethernet switching processing on the received data of the centralized switching station includes:
当无线信号为被发送至远端接入点的信号时, 则对所述信号进行封 装, 进而对所述信号进行编码及调制, 最终发送至所述远端接入点; When the wireless signal is a signal that is sent to the remote access point, the signal is encapsulated, and then the signal is encoded and modulated, and finally sent to the remote access point;
当无线信号为从远端接入点发送的信号时, 则对所述信号进行解调 解码, 提取出以太网帧, 并将所述以太网帧发送至所述以太网交换模块。 When the wireless signal is a signal transmitted from a remote access point, the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
在第四种可能的实现方式中, 结合第一方面, 所述集中交换台在所 述远端接入点进行物理层及介质访问控制层处理后, 终止以太网的物理 层及介质控制层的信号处理包括: In a fourth possible implementation, in combination with the first aspect, the centralized switching station terminates the physical layer and the medium control layer of the Ethernet after the remote access point performs physical layer and medium access control layer processing. Signal processing includes:
接收所述提取出的以太网帧, 并将所述以太网帧发送至所述以太网 交换模块; 或 Receiving the extracted Ethernet frame and transmitting the Ethernet frame to the Ethernet switch module; or
将所述以太网交换模块中的所述以太网帧进行编码, 并发送编码后 的物理层信号。 The Ethernet frame in the Ethernet switching module is encoded, and the encoded physical layer signal is transmitted.
在第五种可能的实现方式中, 结合第一方面所述远端接入点对接收 到的所述无线信号进行调制包括: In a fifth possible implementation, the modulating the received wireless signal by the remote access point according to the first aspect includes:
若所述无线信号从以太网口接收, 则对所述无线信号进行编码调制 后, 发送至所述集中交换台; And if the wireless signal is received from an Ethernet port, the wireless signal is coded and modulated, and then sent to the centralized switching station;
若所述无线信号从空中接口接收, 则对所述无线信号进行解调解码, 并提取以太网帧。 If the wireless signal is received from an air interface, the wireless signal is demodulated and decoded, and an Ethernet frame is extracted.
在第六种可能的实现方式中, 结合第一方面所述以太网帧进行物理 层及介质访问控制层处理包括: In a sixth possible implementation, the performing physical layer and medium access control layer processing in combination with the Ethernet frame in the first aspect includes:
若所述无线信号从以太网口接收, 则对以太网进行物理层及介质访 问控制层进行处理, 并提取以太网帧; If the wireless signal is received from the Ethernet interface, the physical layer and the medium access control layer are processed by the Ethernet, and the Ethernet frame is extracted;
若所述无线信号从空中接口接收, 则将所述以太网帧编码, 并发送 至下接设备。
第二方面, 提供一种网络连接的装置, 所述装置包括: If the wireless signal is received from the air interface, the Ethernet frame is encoded and sent to the downstream device. In a second aspect, a device for network connection is provided, the device comprising:
远程接入点管理单元, 用于集中交换台与远端接入点建立连接; 以太网交换单元, 用于将所述集中交换台对接收到的数据进行以太 网交换处理; a remote access point management unit, configured to establish a connection between the central switching station and the remote access point; and an Ethernet switching unit, configured to perform the Ethernet switching processing on the received data by the centralized switching station;
无线通信模块, 用于在所述集中交换台将无线信号封装后, 进行信 号编码和调制, 将处理后的无线信号发送至所述远端接入点; a wireless communication module, configured to perform signal coding and modulation after the wireless switching signal is encapsulated by the centralized switching station, and send the processed wireless signal to the remote access point;
无线接入模块, 用于将所述远端接入点对接收到的所述无线信号进 行调制, 并从所述无线信号中提取以太网帧; a wireless access module, configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal;
第一以太网接入模块, 用于对所述以太网帧进行物理层及介质访问 控制层处理; a first Ethernet access module, configured to perform physical layer and medium access control layer processing on the Ethernet frame;
第二以太网接入模块, 用于在所述集中交换台在所述远端接入点进 行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制层 的信号处理。 And a second Ethernet access module, configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
在第一种可能的实现方式中, 结合第二方面, 在所述装置中: 所述集中交换台和所述远端接入点釆用以太网交换的模式连接。 In a first possible implementation, in combination with the second aspect, in the device: the centralized switching station and the remote access point are connected by using an Ethernet switched mode.
在第二种可能的实现方式中, 结合第二方面所述集中交换台包括: 远端接入点管理单元, 用于控制所述远端接入点的接入, 建立、 维 护及删除通信链路, 对所述远端接入点的移动管理。 In a second possible implementation, the centralized switching station according to the second aspect includes: a remote access point management unit, configured to control access of the remote access point, establish, maintain, and delete a communication link. Road, mobile management of the remote access point.
在第三种可能的实现方式中, 结合第二方面所述集中交换台包括: 以太网交换单元, 用于当无线信号为被发送至远端接入点的信号时, 则对所述信号进行封装, 进而对所述信号进行编码及调制, 最终发送至 所述远端接入点; In a third possible implementation, the centralized switching station according to the second aspect includes: an Ethernet switching unit, configured to: when the wireless signal is a signal sent to the remote access point, perform the signal Encapsulating, and then encoding and modulating the signal, and finally transmitting to the remote access point;
当无线信号为从远端接入点发送的信号时, 则对所述信号进行解调 解码, 提取出以太网帧, 并将所述以太网帧发送至所述以太网交换模块。 When the wireless signal is a signal transmitted from a remote access point, the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
在第四种可能的实现方式中, 结合第二方面所述集中交换台包括: 第二以太网接入模块, 用于在所述集中交换台在所述远端接入点进 行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制层 的信号处理。 In a fourth possible implementation, the centralized switching station according to the second aspect includes: a second Ethernet access module, configured to perform physical layer and medium at the remote access point at the centralized switching station After the access control layer processes, the signal processing of the physical layer and the media control layer of the Ethernet is terminated.
在第五种可能的实现方式中, 结合第二方面所述远端接入点包括: 无线接入模块, 用于将所述远端接入点对接收到的所述无线信号进
行调制, 并从所述无线信号中提取以太网帧。 In a fifth possible implementation, the remote access point, in combination with the second aspect, includes: a wireless access module, configured to send the remote access point to the received wireless signal Line modulation, and extracting Ethernet frames from the wireless signal.
在第六种可能的实现方式中, 结合第二方面所述远端接入点包括: 第一以太网接入模块, 用于对所述以太网帧进行物理层及介质访问 控制层处理。 第三方面, 提供一种网络连接的装置, 所述装置包括: In a sixth possible implementation, the remote access point of the second aspect includes: a first Ethernet access module, configured to perform physical layer and medium access control layer processing on the Ethernet frame. In a third aspect, a device for network connection is provided, the device comprising:
远程接入点管理单元, 用于集中交换台与远端接入点建立连接; 以太网交换单元, 用于将所述集中交换台对接收到的数据进行以太 网交换处理; a remote access point management unit, configured to establish a connection between the central switching station and the remote access point; and an Ethernet switching unit, configured to perform the Ethernet switching processing on the received data by the centralized switching station;
无线通信模块, 用于在所述集中交换台将无线信号封装后, 进行信 号编码和调制, 将处理后的无线信号发送至所述远端接入点; a wireless communication module, configured to perform signal coding and modulation after the wireless switching signal is encapsulated by the centralized switching station, and send the processed wireless signal to the remote access point;
无线接入模块, 用于将所述远端接入点对接收到的所述无线信号进 行调制, 并从所述无线信号中提取以太网帧; a wireless access module, configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal;
第一以太网接入模块, 用于对所述以太网帧进行物理层及介质访问 控制层处理; a first Ethernet access module, configured to perform physical layer and medium access control layer processing on the Ethernet frame;
第二以太网接入模块, 用于在所述集中交换台在所述远端接入点进 行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制层 的信号处理。 And a second Ethernet access module, configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
在第一种可能的实现方式中, 结合第三方面, 在所述装置中: 所述集中交换台和所述远端接入点釆用以太网交换的模式连接。 In a first possible implementation, in combination with the third aspect, in the apparatus, the centralized switching station and the remote access point are connected by using an Ethernet switched mode.
在第二种可能的实现方式中, 所述集中交换台包括: In a second possible implementation manner, the centralized switching station includes:
远端接入点管理单元, 用于控制所述远端接入点的接入, 建立、 维 护及删除通信链路, 对所述远端接入点的移动管理。 The remote access point management unit is configured to control access of the remote access point, establish, maintain, and delete a communication link, and perform mobility management on the remote access point.
在第三种可能的实现方式中, 结合第三方面所述集中交换台包括: 以太网交换单元, 用于当无线信号为被发送至远端接入点的信号时, 则对所述信号进行封装, 进而对所述信号进行编码及调制, 最终发送至 所述远端接入点; In a third possible implementation, the centralized switching station according to the third aspect includes: an Ethernet switching unit, configured to: when the wireless signal is a signal sent to the remote access point, perform the signal Encapsulating, and then encoding and modulating the signal, and finally transmitting to the remote access point;
当无线信号为从远端接入点发送的信号时, 则对所述信号进行解调 解码, 提取出以太网帧, 并将所述以太网帧发送至所述以太网交换模块。 When the wireless signal is a signal transmitted from a remote access point, the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
在第四种可能的实现方式中, 结合第三方面所述集中交换台包括:
第二以太网接入模块, 用于在所述集中交换台在所述远端接入点进 行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制层 的信号处理。 In a fourth possible implementation manner, the centralized switching station according to the third aspect includes: The second Ethernet access module is configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
在第五种可能的实现方式中, 结合第三方面所述远端接入点包括: 无线接入模块, 用于将所述远端接入点对接收到的所述无线信号进 行调制, 并从所述无线信号中提取以太网帧。 In a fifth possible implementation, the remote access point according to the third aspect includes: a wireless access module, configured to modulate the received wireless signal by the remote access point, and An Ethernet frame is extracted from the wireless signal.
在第六种可能的实现方式中, 结合第三方面所述远端接入点包括: 第一以太网接入模块, 用于对所述以太网帧进行物理层及介质访问 控制层处理。 In a sixth possible implementation, the remote access point in combination with the third aspect includes: a first Ethernet access module, configured to perform physical layer and medium access control layer processing on the Ethernet frame.
本发明实施例提供了一种网络连接的方法和装置, 通过在集中交换 台和远端接入点间建立通讯链路, 能够将两个需要进行通信的设备以移 动通讯技术连接, 从而在简化了设备部署方案的同时提供超视距范围的 网络连接, 并且能够提供以太网交换的功能。 Embodiments of the present invention provide a method and apparatus for network connection. By establishing a communication link between a centralized switching station and a remote access point, two devices that need to communicate can be connected by mobile communication technology, thereby simplifying The device deployment solution provides both over-the-horizon range network connectivity and the ability to provide Ethernet switching.
附图说明 DRAWINGS
为了更清楚地说明本发明实施例或现有技术中的技术方案, 下面将 对实施例或现有技术描述中所需要使用的附图作简单地介绍, 显而易见 地, 下面描述中的附图仅仅是本发明的一些实施例, 对于本领域普通技 术人员来讲, 在不付出创造性劳动的前提下, 还可以根据这些附图获得 其他的附图。 In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and other drawings can be obtained from those skilled in the art without any creative work.
图 1为本发明实施例提供的一种网络连接的方法的示意图; 图 2为本发明实施例提供的一种网络连接的方法的示意图; 图 3 为本发明实施例提供的分布式以太网二层交换***的结构示意 图; FIG. 1 is a schematic diagram of a method for network connection according to an embodiment of the present invention; FIG. 2 is a schematic diagram of a method for network connection according to an embodiment of the present invention; FIG. Schematic diagram of a layer switching system;
图 4为本发明实施例提供的小基站回传场景的示意图; 4 is a schematic diagram of a small base station backhaul scenario according to an embodiment of the present invention;
图 5为本发明实施例提供的一种网络连接的方法的示意图; 图 6 为本发明另一实施例提供的一种广覆盖低成本的以太网接入解 决方案的示意图; FIG. 5 is a schematic diagram of a method for network connection according to an embodiment of the present invention; FIG. 6 is a schematic diagram of a wide-coverage low-cost Ethernet access solution according to another embodiment of the present invention;
图 7为本发明另一实施例提供的一种网络连接的方法示意图; 图 8为本发明另一实施例提供的一种网络连接的方法示意图; 图 9为本发明实施例提供的一种网络连接的装置的结构示意图;
图 10本发明实施例提供的一种网络连接的装置的结构示意图; 图 11 为本发明另一实施例提供的一种网络连接的装置的结构示意 图。 FIG. 7 is a schematic diagram of a method for network connection according to another embodiment of the present invention; FIG. 8 is a schematic diagram of a method for network connection according to another embodiment of the present invention; FIG. 9 is a network according to an embodiment of the present invention; Schematic diagram of the connected device; FIG. 10 is a schematic structural diagram of a device for network connection according to an embodiment of the present invention; FIG. 11 is a schematic structural diagram of a device for network connection according to another embodiment of the present invention.
具体实施方式 detailed description
下面将结合本发明实施例中的附图, 对本发明实施例中的技术方案 进行清楚、 完整地描述, 显然, 所描述的实施例仅仅是本发明一部分实施 例, 而不是全部的实施例。 基于本发明中的实施例, 本领域普通技术人员 在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保 护的范围。 The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.
本发明实施例提供一种网络连接的方法, 如图 1所示, 该方法包括: The embodiment of the invention provides a method for network connection. As shown in FIG. 1, the method includes:
101、 集中交换台与远端接入点建立连接。 101. The centralized switching station establishes a connection with the remote access point.
102、 集中交换台对接收到的数据进行以太网交换处理。 102. The centralized switching station performs Ethernet switching processing on the received data.
其中, 所述集中交换台和所述远端接入点釆用以太网交换的模式。 The centralized switching station and the remote access point use an Ethernet switching mode.
103、 集中交换台将无线信号封装后, 进行信号编码和调制, 将处理 后的无线信号发送至所述远端接入点。 103. The centralized switching station encapsulates the wireless signal, performs signal coding and modulation, and sends the processed wireless signal to the remote access point.
104、 远端接入点对接收到的所述无线信号进行调制, 并从所述无线 信号中提取以太网帧, 并对所述以太网帧进行物理层及介质访问控制层 处理。 104. The remote access point modulates the received wireless signal, and extracts an Ethernet frame from the wireless signal, and performs physical layer and medium access control layer processing on the Ethernet frame.
105、 集中交换台在所述远端接入点进行物理层及介质访问控制层处 理后, 终止以太网的物理层及介质控制层的信号处理。 105. After the remote access point performs physical layer and medium access control layer processing, the centralized switching station terminates signal processing of the physical layer and the medium control layer of the Ethernet.
本发明实施例提供了一种网络连接的方法, 通过在集中交换台和远 端接入点间建立通讯链路, 能够将两个需要进行通信的设备以移动通讯 技术连接, 从而在简化了设备部署方案的同时提供超视距范围的网络连 接, 并且能够提供以太网交换的功能, 降低了使用成本, 简化了操作步 骤; 同时釆用釆用需要许可才能使用的频段, 提高了通信可靠性。 The embodiment of the invention provides a method for network connection. By establishing a communication link between the centralized switching station and the remote access point, two devices that need to communicate can be connected by mobile communication technology, thereby simplifying the device. The deployment solution provides network connectivity over the wide range of sights, and provides Ethernet switching functions, which reduces the cost of use and simplifies the operation steps. At the same time, the use of frequency bands that require permission is used to improve communication reliability.
本发明实施例提供一种网络连接的方法, 如图 2 所示, 该方法具体 包括: An embodiment of the present invention provides a method for network connection. As shown in FIG. 2, the method specifically includes:
本发明装置由一个集中交换台, 和多个远端接入装置构成, 整体形 成一个分布式以太网二层交换***。 每个 RAP (Remote Access Point, 远 程接入点)和 CSS (Central Switch Station , 集中交换台)之间通过移动通信
技术建立点到点通信链路, 形成***内部的以太网报文传输通道; 集中 交换台在多个内部无线通信链路及有线接入接口之间进行以太二层交 换, 实现全***的以太网交换功能。 详细的结构如图 3所示。 The device of the present invention is composed of a centralized switching station and a plurality of remote access devices, and integrally forms a distributed Ethernet layer 2 switching system. Mobile communication between each RAP (Remote Access Point) and CSS (Central Switch Station) The technology establishes a point-to-point communication link to form an Ethernet packet transmission channel within the system; the centralized switching station performs Ethernet Layer 2 switching between multiple internal wireless communication links and wired access interfaces to implement system-wide Ethernet Exchange function. The detailed structure is shown in Figure 3.
在图 3中, ***组成网元定义为: In Figure 3, the system components are defined as:
RAP: 为交换***的远端接入装置, 通过以太网口为用户设备提供服 务。 RAP: Provides services for user equipment through the Ethernet port, which is the remote access device of the switching system.
CSS:为交换***的集中交换台,对到 RAP的无线通信链路进行管理, 并完成全***的以太网二层交换。 CSS: Manages the wireless communication link to the RAP for the centralized switching center of the switching system, and completes the Ethernet Layer 2 switching of the whole system.
网元间接口定义为: The interface between network elements is defined as:
接口 1 : 该接口为 CSS对外提供以太网口, 直接为用户提供近端以太 网接入服务。 该接口一般和网络汇聚层相连。 Interface 1: This interface provides an external Ethernet interface for the CSS to directly provide near-end Ethernet access services for users. This interface is generally connected to the network aggregation layer.
接口 2: 该接口为 RAP和 CSS之间接口, 为空中接口。 该接口可以釆 用 LTE空 口 技术, 也可以釆用 GSM ( Global System of Mobile communication全球移动通信 系 统 ) 、 UMTS ( Universal Mobile Telecommunications System 通用移动通信***) 或者今后新出现的任何 新的移动通信技术来实现。 本发明主要以 LTE ( Long Term Evolution 长期演进) 技术为例来进行描述。 Interface 2: This interface is the interface between RAP and CSS and is the air interface. This interface can be implemented using LTE air interface technology, or it can be implemented by GSM (Global System of Mobile communication), UMTS (Universal Mobile Telecommunications System) or any new mobile communication technology that will emerge in the future. . The present invention is mainly described by taking LTE (Long Term Evolution) technology as an example.
接口 3 : 该接口为 RAP对外提供以太网口, 直接为用户提供远端以 太网接入服务。 该接口一般和网络接入层相连。 Interface 3: This interface provides an external Ethernet interface for the RAP to provide remote Ethernet access services directly to users. This interface is typically connected to the network access layer.
本发明实施例用于小基站回传场景, 解决小基站回传难以获取的问 题, 具体场景如图 4所示。 从小基站的角度来看, 本发明装置就如一个普 通以太网二层交换机一样为它提供以太网回传服务。 The embodiment of the invention is used for the backhaul scenario of the small base station, and solves the problem that the small base station backhaul is difficult to obtain. The specific scenario is shown in FIG. 4 . From the perspective of a small base station, the inventive device provides Ethernet backhaul services like a normal Ethernet Layer 2 switch.
本发明实施例的具体的步骤如下: The specific steps of the embodiment of the present invention are as follows:
201、 集中交换台与远端接入点建立连接。 201. The centralized switching center establishes a connection with the remote access point.
其中, 集中交换台和所述远端接入点釆用以太网交换的模式连接。 进一步的, 建立连接的具体内容包括: The centralized switching station and the remote access point are connected by using an Ethernet switching mode. Further, the specific content of the connection is as follows:
集中交换台控制所述远端接入点的接入, 建立、 维护及删除通信链 路, 对所述远端接入点的移动管理。 The centralized switching station controls access of the remote access point, establishes, maintains, and deletes a communication link, and manages mobility of the remote access point.
详细的, CSS通过 RAP管理模块对所有下挂 RAP及相关无线通信链
路进行统一管理, 包括 RAP的接入控制、 通信链路的建立、 维护和删除、 RAP 的移动管理等。 这个功能可以根据空口技术的不同选择, 遵照相关 规范或变种来完成。 例如, CSS和 RAP之间釆用 LTE技术, 那么 RAP 管理模块可以遵循 3GPP TS 36.300等关于 LTE接入网及核心网的系列规 范, 完成 RAP极其无线通信链路的管理。 In detail, CSS uses the RAP management module to connect all RAPs and related wireless communication links. The road is managed in a unified manner, including RAP access control, communication link establishment, maintenance and deletion, and RAP mobility management. This function can be done according to different choices of air interface technology, according to relevant specifications or variants. For example, if LTE technology is used between CSS and RAP, the RAP management module can complete the management of the RAP extreme wireless communication link by following the series specifications of the LTE access network and the core network, such as 3GPP TS 36.300.
202、 集中交换台对接收到的数据进行以太网交换处理。 202. The centralized switching station performs Ethernet switching processing on the received data.
由于集中交换台需要处理的信号来源包括以太网终端和远程接入点 两种, 因此, 针对两种不同的信号流向, 该步骤具体包括: Since the source of the signal to be processed by the centralized switching station includes two types of Ethernet terminals and remote access points, the steps include:
2021、 当无线信号为被发送至远端接入点的信号时, 则对所述信号 进行封装, 进而对所述信号进行编码及调制, 最终发送至所述远端接入 点; 2021: When the wireless signal is a signal that is sent to the remote access point, the signal is encapsulated, and then the signal is encoded and modulated, and finally sent to the remote access point;
2022、 当无线信号为从远端接入点发送的信号时, 则对所述信号进 行解调解码, 提取出以太网帧, 并将所述以太网帧发送至所述以太网交 换模块。 2022: When the wireless signal is a signal sent from a remote access point, demodulate and decode the signal, extract an Ethernet frame, and send the Ethernet frame to the Ethernet switching module.
203、 集中交换台将无线信号封装后, 进行信号编码和调制, 将处理 后的无线信号发送至所述远端接入点。 203. The centralized switching station encapsulates the wireless signal, performs signal coding and modulation, and sends the processed wireless signal to the remote access point.
详细的, 对于以太网交换模块交换往远端接入点的以太网帧, 无线 通信模块根据空口协议栈封装太网帧, 进行信号编码及调制, 然后通过 空口信道发往相应远端接入点。 对于空口信道上从远端接入点发过来的 信号, 无线通信模块进行信号的解调解码, 提前出以太网帧发往以太网 交换模块。 Specifically, the Ethernet switching module exchanges the Ethernet frames to the remote access point, and the wireless communication module encapsulates the Ethernet frame according to the air interface protocol stack, performs signal coding and modulation, and then sends the data to the corresponding remote access point through the air interface channel. . For the signal sent from the remote access point on the air interface channel, the wireless communication module performs demodulation and decoding of the signal, and sends out the Ethernet frame to the Ethernet switching module in advance.
204、 远端接入点对接收到的所述无线信号进行调制, 并从所述无线 信号中提取以太网帧, 并对所述以太网帧进行物理层及介质访问控制层 处理。 204. The remote access point modulates the received wireless signal, and extracts an Ethernet frame from the wireless signal, and performs physical layer and medium access control layer processing on the Ethernet frame.
其中, 如图 5所示, 对接收到的所述无线信号进行调制包括: Wherein, as shown in FIG. 5, modulating the received wireless signal includes:
2041、 若所述无线信号从以太网口接收, 则对所述无线信号进行编 码调制后, 发送至所述集中交换台; 2041: If the wireless signal is received from an Ethernet port, the wireless signal is encoded and modulated, and then sent to the centralized switching station;
2042、 若所述无线信号从空中接口接收, 则对所述无线信号进行解 调解码, 并提取以太网帧。 2042. If the wireless signal is received from an air interface, demodulate and decode the wireless signal, and extract an Ethernet frame.
同样的, 在图 5 中, 对以太网帧进行物理层及介质访问控制层处理
则包括: Similarly, in Figure 5, physical layer and media access control layer processing is performed on Ethernet frames. It includes:
2043、 若所述无线信号从以太网口接收, 则对以太网进行物理层及 介质访问控制层进行处理, 并提取以太网帧; 2043. If the wireless signal is received from an Ethernet interface, perform processing on the physical layer and the medium access control layer of the Ethernet, and extract an Ethernet frame.
2044、 若所述无线信号从空中接口接收, 则将所述以太网帧编码, 并发送至下接设备。 2044. If the wireless signal is received from an air interface, the Ethernet frame is encoded and sent to a downlink device.
205、 集中交换台在所述远端接入点进行物理层及介质访问控制层处 理后, 终止以太网的物理层及介质控制层的信号处理。 205. The centralized switching station terminates signal processing of the physical layer and the medium control layer of the Ethernet after the remote access point performs physical layer and medium access control layer processing.
其中, 该步骤具体包括: Wherein, the step specifically includes:
接收所述提取出的以太网帧, 并将所述以太网帧发送至所述以太网 交换模块; 或 Receiving the extracted Ethernet frame and transmitting the Ethernet frame to the Ethernet switch module; or
将所述以太网交换模块中的所述以太网帧进行编码, 并发送编码后 的物理层信号。 The Ethernet frame in the Ethernet switching module is encoded, and the encoded physical layer signal is transmitted.
具体的, 完成多个接口 1 实例的以太网 PHY及 MAC层处理, 包括 接收时从线路上提取出以太网帧送入以太网交换模块; 以及发送时将以 太交换模块交换过来的以太网帧编码为物理层信号, 在指定接口 1 实例 的线路上发送。 Specifically, performing Ethernet PHY and MAC layer processing of multiple interface 1 instances, including extracting an Ethernet frame from the line to the Ethernet switching module during reception; and encoding the Ethernet frame code exchanged by the Ethernet switching module when transmitting Sended as a physical layer signal on the line specifying the instance of Interface 1.
本发明实施例提供了一种网络连接的方法, 通过在集中交换台和远 端接入点间建立通讯链路, 能够将两个需要进行通信的设备以移动通讯 技术连接, 从而在简化了设备部署方案的同时提供超视距范围的网络连 接, 并且能够提供以太网交换的功能, 降低了使用成本, 简化了操作步 骤; 同时釆用需要许可才能使用的频段, 提高了通信可靠性。 The embodiment of the invention provides a method for network connection. By establishing a communication link between the centralized switching station and the remote access point, two devices that need to communicate can be connected by mobile communication technology, thereby simplifying the device. The deployment solution provides a network connection with a wide line of sight and provides Ethernet switching functions, which reduces the cost of use and simplifies the operation steps. At the same time, the frequency band that requires permission is used to improve communication reliability.
本发明实施例提供另一种网络连接的方法, 本发明实施例主要用于 提供一种广覆盖低成本的以太网接入解决方案, 为楼宇接入、 视频监控 ***、 视频广告投放等多种场景提供成本低廉、 部署简易的以太网接入 服务。 如图 6所示, 这种场景 RAP存在出多个传输接口的需求 (存在多 个接口 3实例 ) , 这时 RAP在实施例一的基础上可以增加本地交换模块, 直接本地完成多个接口 3实例之间的交换, 避免空口资源的消耗。 The embodiment of the present invention provides another method for network connection. The embodiment of the present invention is mainly used to provide an Ethernet access solution with wide coverage and low cost, which is used for building access, video monitoring system, video advertisement delivery, and the like. The scenario provides a low-cost, easy-to-deploy Ethernet access service. As shown in FIG. 6, the RAP of the scenario has multiple transmission interfaces (there are multiple instances of the interface 3). In this case, the RAP can add a local switching module based on the first embodiment, and directly complete multiple interfaces. Exchange between instances to avoid the consumption of air interface resources.
在本发明实施例中, 如图 7所示, 具体步骤如下: In the embodiment of the present invention, as shown in FIG. 7, the specific steps are as follows:
301、 集中交换台与远端接入点建立连接。 301. The centralized switching station establishes a connection with the remote access point.
其中, 集中交换台和所述远端接入点釆用以太网交换的模式连接。
进一步的, 建立连接的具体内容包括: The centralized switching station and the remote access point are connected by using an Ethernet switching mode. Further, the specific content of the connection is as follows:
集中交换台控制所述远端接入点的接入, 建立、 维护及删除通信链 路, 对所述远端接入点的移动管理。 The centralized switching station controls access of the remote access point, establishes, maintains, and deletes a communication link, and manages mobility of the remote access point.
详细的, CSS通过 RAP管理模块对所有下挂 RAP及相关无线通信链 路进行统一管理, 包括 RAP的接入控制、 通信链路的建立、 维护和删除、 RAP 的移动管理等。 这个功能可以根据空口技术的不同选择, 遵照相关 规范或变种来完成。 例如, CSS和 RAP之间釆用 LTE技术, 那么 RAP 管理模块可以遵循 3GPP TS 36.300等关于 LTE接入网及核心网的系列规 范, 完成 RAP极其无线通信链路的管理。 In detail, CSS manages all connected RAPs and related wireless communication links through the RAP management module, including RAP access control, communication link establishment, maintenance and deletion, and RAP mobility management. This function can be done according to the different specifications of the air interface technology, according to the relevant specifications or variants. For example, if LTE technology is used between CSS and RAP, the RAP management module can complete the management of the RAP extreme wireless communication link by following the series specifications of the LTE access network and the core network, such as 3GPP TS 36.300.
302、 集中交换台将无线信号封装后, 进行信号编码和调制, 将处理 后的无线信号发送至所述远端接入点。 302. The centralized switching station encapsulates the wireless signal, performs signal coding and modulation, and sends the processed wireless signal to the remote access point.
详细的, 对于以太网交换模块交换往远端接入点的以太网帧, 无线 通信模块根据空口协议栈封装太网帧, 进行信号编码及调制, 然后通过 空口信道发往相应远端接入点。 对于空口信道上从远端接入点发过来的 信号, 无线通信模块进行信号的解调解码, 提前出以太网帧发往以太网 交换模块。 Specifically, the Ethernet switching module exchanges the Ethernet frames to the remote access point, and the wireless communication module encapsulates the Ethernet frame according to the air interface protocol stack, performs signal coding and modulation, and then sends the data to the corresponding remote access point through the air interface channel. . For the signal sent from the remote access point on the air interface channel, the wireless communication module performs demodulation and decoding of the signal, and sends out the Ethernet frame to the Ethernet switching module in advance.
303、 远端接入点对接收到的所述无线信号进行调制, 并从所述无线 信号中提取以太网帧, 并对所述以太网帧进行物理层及介质访问控制层 处理。 303. The remote access point modulates the received wireless signal, and extracts an Ethernet frame from the wireless signal, and performs physical layer and medium access control layer processing on the Ethernet frame.
其中, 如图 8所示, 对接收到的所述无线信号进行调制包括: Wherein, as shown in FIG. 8, modulating the received wireless signal includes:
3031、 若所述无线信号从以太网口接收, 则对所述无线信号进行编 码调制后, 发送至所述集中交换台; 3031. If the wireless signal is received from an Ethernet interface, the wireless signal is encoded and modulated, and then sent to the centralized switching station.
3032、 若所述无线信号从空中接口接收, 则对所述无线信号进行解 调解码, 并提取以太网帧。 3032. If the wireless signal is received from an air interface, demodulate and decode the wireless signal, and extract an Ethernet frame.
同样的, 在图 8 中, 对以太网帧进行物理层及介质访问控制层处理 则包括: Similarly, in Figure 8, the physical layer and media access control layer processing for Ethernet frames includes:
3033、 若所述无线信号从以太网口接收, 则对以太网进行物理层及 介质访问控制层进行处理, 并提取以太网帧; 3033. If the wireless signal is received from an Ethernet port, perform processing on the physical layer and the medium access control layer of the Ethernet, and extract an Ethernet frame.
3034、 若所述无线信号从空中接口接收, 则将所述以太网帧编码, 并发送至下接设备。
304、 远端接入点在内部完成本地交换业务。 3034. If the wireless signal is received from an air interface, the Ethernet frame is encoded and sent to a downlink device. 304. The remote access point completes the local exchange service internally.
具体的, 在远端接入点内部增加本地交换单元, 用于处理本地业务 交换业务, 不再将交换业务发送至集中交换台进行。 Specifically, the local switching unit is added to the remote access point to process the local service switching service, and the switching service is no longer sent to the centralized switching station.
305、 集中交换台在所述远端接入点进行物理层及介质访问控制层处 理后, 终止以太网的物理层及介质控制层的信号处理。 305. After the remote access point performs physical layer and medium access control layer processing, the centralized switching station terminates signal processing of the physical layer and the medium control layer of the Ethernet.
本发明实施例提供了一种网络连接的方法, 通过在集中交换台和远 端接入点间建立通讯链路, 能够将两个需要进行通信的设备以移动通讯 技术连接, 从而在简化了设备部署方案的同时提供超视距范围的网络连 接, 并且能够提供以太网交换的功能, 降低了使用成本, 简化了操作步 骤, 并且通过增加本地交换模块, 直接本地完成多个接口之间的交换, 避免空口资源的消耗。 The embodiment of the invention provides a method for network connection. By establishing a communication link between the centralized switching station and the remote access point, two devices that need to communicate can be connected by mobile communication technology, thereby simplifying the device. The deployment solution provides network connectivity over the wide range of sights, and provides Ethernet switching functions, reduces the cost of use, simplifies the operation steps, and directly exchanges multiple interfaces locally by adding local switching modules. Avoid the consumption of air interface resources.
本发明实施例进一步给出实现上述方法实施例中的方法或步骤的装 置实施例。 本发明实施例提供一种网络连接的装置 1 , 如图 9所示, 该装 置包括: Embodiments of the present invention further provide an apparatus embodiment for implementing the method or the steps in the foregoing method embodiments. An embodiment of the present invention provides a device 1 for network connection. As shown in FIG. 9, the device includes:
集中交换台 11、 远端接入点 12; Centralized switching station 11, remote access point 12;
其中具体包括: These include:
远程接入点管理单元 111 , 用于集中交换台与远端接入点建立连接; 以太网交换单元 112 ,用于将所述集中交换台对接收到的数据进行以 太网交换处理; The remote access point management unit 111 is configured to establish a connection between the central switching station and the remote access point, and the Ethernet switching unit 112 is configured to perform the Ethernet switching processing on the received data by the centralized switching station.
无线通信模块 113 , 用于在所述集中交换台将无线信号封装后, 进行 信号编码和调制, 将处理后的无线信号发送至所述远端接入点; The wireless communication module 113 is configured to: after the wireless switching signal is encapsulated by the centralized switching station, perform signal encoding and modulation, and send the processed wireless signal to the remote access point;
无线接入模块 121 ,用于将所述远端接入点对接收到的所述无线信号 进行调制, 并从所述无线信号中提取以太网帧; The wireless access module 121 is configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal;
第一以太网接入模块 122 ,用于对所述以太网帧进行物理层及介质访 问控制层处理; The first Ethernet access module 122 is configured to perform physical layer and medium access control layer processing on the Ethernet frame;
第二以太网接入模块 114 ,用于在所述集中交换台在所述远端接入点 进行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制 层的信号处理。 The second Ethernet access module 114 is configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
其中, 远程接入点管理单元 111、 以太网交换单元 112、 无线通信模 块 113和第二以太网接入模块 114隶属于集中交换台 11 , 对应的, 无线
接入模块 121和第一以太网接入模块 122隶属于远端接入点。 The remote access point management unit 111, the Ethernet switching unit 112, the wireless communication module 113, and the second Ethernet access module 114 belong to the centralized switching station 11, corresponding to the wireless The access module 121 and the first Ethernet access module 122 are affiliated with the remote access point.
其中, 集中交换台 11和远端接入点 12釆用以太网交换的模式连接。 进一步的, 集中交换台 11 包括: The centralized switching station 11 and the remote access point 12 are connected by using an Ethernet switching mode. Further, the centralized switching station 11 includes:
远端接入点管理单元 111 , 用于控制所述远端接入点的接入, 建立、 维护及删除通信链路, 对所述远端接入点的移动管理。 The remote access point management unit 111 is configured to control access of the remote access point, establish, maintain, and delete a communication link, and perform mobility management on the remote access point.
以太网交换单元 112 ,用于当无线信号为被发送至远端接入点的信号 时, 则对所述信号进行封装, 进而对所述信号进行编码及调制, 最终发 送至所述远端接入点; The Ethernet switching unit 112 is configured to: when the wireless signal is a signal sent to the remote access point, encapsulate the signal, encode and modulate the signal, and finally send the signal to the remote end Entry point
当无线信号为从远端接入点发送的信号时, 则对所述信号进行解调 解码, 提取出以太网帧, 并将所述以太网帧发送至所述以太网交换模块。 When the wireless signal is a signal transmitted from a remote access point, the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
第二以太网接入模块 114 ,用于在所述集中交换台在所述远端接入点 进行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制 层的信号处理。 The second Ethernet access module 114 is configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
对应的, 远端接入点 12包括: Correspondingly, the remote access point 12 includes:
无线接入模块 121 ,用于将所述远端接入点对接收到的所述无线信号 进行调制, 并从所述无线信号中提取以太网帧。 The wireless access module 121 is configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal.
第一以太网接入模块 122 ,用于对所述以太网帧进行物理层及介质访 问控制层处理。 The first Ethernet access module 122 is configured to perform physical layer and medium access control layer processing on the Ethernet frame.
本发明实施例提供了一种网络连接的装置, 通过在集中交换台和远 端接入点间建立通讯链路, 能够将两个需要进行通信的设备以移动通讯 技术连接, 从而在简化了设备部署方案的同时提供超视距范围的网络连 接, 并且能够提供以太网交换的功能, 降低了使用成本, 简化了操作步 骤。 The embodiment of the invention provides a network connection device, which can simplify the device by connecting two devices that need to communicate by using a mobile communication technology by establishing a communication link between the centralized switching station and the remote access point. The deployment solution provides network connectivity over the wide range of sights and provides Ethernet switching capabilities, reducing the cost of ownership and simplifying operational steps.
本发明另一实施例还提供一种网络连接的装置 2 , 如图 10所示, 该 装置包括: Another embodiment of the present invention further provides a device 2 for network connection. As shown in FIG. 10, the device includes:
集中交换台 21 , 远端接入点 22 , 其中: Centralized switching station 21, remote access point 22, where:
其中具体包括: These include:
远程接入点管理单元 211 , 用于集中交换台与远端接入点建立连接; 无线通信模块 212 , 用于在所述集中交换台将无线信号封装后, 进行 信号编码和调制, 将处理后的无线信号发送至所述远端接入点; The remote access point management unit 211 is configured to establish a connection between the central switching station and the remote access point. The wireless communication module 212 is configured to perform signal coding and modulation after the wireless switching signal is encapsulated by the centralized switching station. Wireless signal is sent to the remote access point;
无线接入模块 221 ,用于将所述远端接入点对接收到的所述无线信号
进行调制, 并从所述无线信号中提取以太网帧; a wireless access module 221, configured to send the remote access point to the received wireless signal Modulating and extracting an Ethernet frame from the wireless signal;
第一以太网接入模块 222 ,用于对所述以太网帧进行物理层及介质访 问控制层处理; The first Ethernet access module 222 is configured to perform physical layer and medium access control layer processing on the Ethernet frame.
第二以太网接入模块 213 ,用于在所述集中交换台在所述远端接入点 进行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制 层的信号处理。 The second Ethernet access module 213 is configured to terminate signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point.
以太网交换模块 223 , 用于对本地的交换业务进行交换处理。 The Ethernet switching module 223 is configured to exchange and exchange local exchange services.
其中, 远程接入点管理单元 211、 无线通信模块 212和第二以太网接 入模块 213 隶属于集中交换台 21 , 对应的, 无线接入模块 221、 第一以 太网接入模块 222和以太网交换模块 223隶属于远端接入点 22。 The remote access point management unit 211, the wireless communication module 212, and the second Ethernet access module 213 belong to the centralized switching station 21, corresponding to the wireless access module 221, the first Ethernet access module 222, and the Ethernet. The switching module 223 is affiliated with the remote access point 22.
其中, 集中交换台 21和远端接入点 22釆用以太网交换的模式连接。 进一步的, 集中交换台 21 包括: The centralized switching station 21 and the remote access point 22 are connected in a mode of Ethernet switching. Further, the centralized switching station 21 includes:
远端接入点管理单元 211 , 用于控制所述远端接入点的接入, 建立、 维护及删除通信链路, 对所述远端接入点的移动管理。 The remote access point management unit 211 is configured to control access of the remote access point, establish, maintain, and delete a communication link, and manage mobility of the remote access point.
第二以太网接入模块 1 14 ,用于在所述集中交换台在所述远端接入点 进行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制 层的信号处理。 The second Ethernet access module 1 14 is configured to terminate the signal processing of the physical layer and the medium control layer of the Ethernet after the centralized switching station performs physical layer and medium access control layer processing on the remote access point. .
对应的, 远端接入点 12包括: Correspondingly, the remote access point 12 includes:
无线接入模块 121 ,用于将所述远端接入点对接收到的所述无线信号 进行调制, 并从所述无线信号中提取以太网帧。 The wireless access module 121 is configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal.
第一以太网接入模块 122 ,用于对所述以太网帧进行物理层及介质访 问控制层处理。 The first Ethernet access module 122 is configured to perform physical layer and medium access control layer processing on the Ethernet frame.
以太网交换模块 223 , 用于对本地的交换业务进行交换处理。 The Ethernet switching module 223 is configured to exchange and exchange local exchange services.
本发明实施例提供了一种网络连接的装置, 通过在集中交换台和远 端接入点间建立通讯链路, 能够将两个需要进行通信的设备以移动通讯 技术连接, 从而在简化了设备部署方案的同时提供超视距范围的网络连 接, 并且能够提供以太网交换的功能, 降低了使用成本, 简化了操作步 骤, 并且通过增加本地交换模块, 直接本地完成多个接口之间的交换, 避免空口资源的消耗。 The embodiment of the invention provides a network connection device, which can simplify the device by connecting two devices that need to communicate by using a mobile communication technology by establishing a communication link between the centralized switching station and the remote access point. The deployment solution provides network connectivity over the wide range of sights, and provides Ethernet switching functions, reduces the cost of use, simplifies the operation steps, and directly exchanges multiple interfaces locally by adding local switching modules. Avoid the consumption of air interface resources.
本发明实施例提供一种网络连接的装置如图 11所示, 该装置包括: 总线 31 , 以及连接到总线 31的处理器 32 , 存储器 33 , 接收器 34和
发射器 35 ; 存储器 33用于存储指令, 该处理器 32执行该指令用于使集 中交换台与远端接入点建立连接; 该处理器 32执行该指令用于使所述集 中交换台对接收到的数据进行以太网交换处理; 该处理器 32执行该指令 用于使所述集中交换台将无线信号封装后, 进行信号编码和调制, 将处 理后的无线信号发送至所述远端接入点; 该处理器 32执行该指令用于使 所述远端接入点对接收到的所述无线信号进行调制, 并从所述无线信号 中提取以太网帧, 并对所述以太网帧进行物理层及介质访问控制层处理; 该处理器 32执行该指令用于使所述集中交换台在所述远端接入点进行物 理层及介质访问控制层处理后, 终止以太网的物理层及介质控制层的信 号处理。 An embodiment of the present invention provides a network connection device. As shown in FIG. 11, the device includes: a bus 31, and a processor 32, a memory 33, a receiver 34, and a bus 31 connected to the bus 31. Transmitter 35; memory 33 for storing instructions, the processor 32 executing the instructions for establishing a connection between the central switching station and the remote access point; the processor 32 executing the instructions for causing the centralized switching station to receive The received data is subjected to an Ethernet switching process; the processor 32 executes the command for causing the centralized switching station to encapsulate the wireless signal, perform signal encoding and modulation, and send the processed wireless signal to the remote access. The processor 32 executes the instruction for causing the remote access point to modulate the received wireless signal, extracting an Ethernet frame from the wireless signal, and performing the Ethernet frame Physical layer and medium access control layer processing; the processor 32 executes the instruction for causing the centralized switching station to terminate the physical layer of the Ethernet after the remote access point performs physical layer and medium access control layer processing Signal processing at the media control layer.
在本发明实施例中, 可选的, 该处理器 32执行该指令用于令集中交 换台与远端接入点建立连接包括: In the embodiment of the present invention, optionally, the processor 32 executes the instruction for establishing a connection between the centralized switching station and the remote access point, including:
所述集中交换台控制所述远端接入点的接入, 建立、 维护及删除通 信链路, 对所述远端接入点的移动管理。 The centralized switching station controls access of the remote access point, establishes, maintains, and deletes a communication link, and performs mobility management on the remote access point.
在本发明实施例中, 可选的, 该处理器 32执行该指令用于令集中交 换台对接收到的数据进行以太网交换处理包括: In the embodiment of the present invention, optionally, the processor 32 executes the instruction for causing the centralized switching station to perform Ethernet switching processing on the received data, including:
当无线信号为被发送至远端接入点的信号时, 则对所述信号进行封 装, 进而对所述信号进行编码及调制, 最终发送至所述远端接入点; When the wireless signal is a signal that is sent to the remote access point, the signal is encapsulated, and then the signal is encoded and modulated, and finally sent to the remote access point;
当无线信号为从远端接入点发送的信号时, 则对所述信号进行解调 解码, 提取出以太网帧, 并将所述以太网帧发送至所述以太网交换模块。 When the wireless signal is a signal transmitted from a remote access point, the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
在本发明实施例中, 可选的, 该处理器 32执行该指令用于令集中交 换台在所述远端接入点进行物理层及介质访问控制层处理后, 终止以太 网的物理层及介质控制层的信号处理包括: In the embodiment of the present invention, optionally, the processor 32 executes the instruction, so that the centralized switching station terminates the physical layer of the Ethernet after the remote access point performs physical layer and medium access control layer processing. The signal processing of the media control layer includes:
接收所述提取出的以太网帧, 并将所述以太网帧发送至所述以太网 交换模块; 或 Receiving the extracted Ethernet frame and transmitting the Ethernet frame to the Ethernet switch module; or
将所述以太网交换模块中的所述以太网帧进行编码, 并发送编码后 的物理层信号。 The Ethernet frame in the Ethernet switching module is encoded, and the encoded physical layer signal is transmitted.
在本发明实施例中, 可选的, 该处理器 32执行该指令用于令远端接 入点对接收到的所述无线信号进行调制包括: In the embodiment of the present invention, optionally, the processor 32 executes the instruction, where the remote access point modulates the received wireless signal, including:
若所述无线信号从以太网口接收, 则对所述无线信号进行编码调制 后, 发送至所述集中交换台;
若所述无线信号从空中接口接收, 则对所述无线信号进行解调解码, 并提取以太网帧。 And if the wireless signal is received from an Ethernet port, the wireless signal is coded and modulated, and then sent to the centralized switching station; If the wireless signal is received from an air interface, the wireless signal is demodulated and decoded, and an Ethernet frame is extracted.
在本发明实施例中, 可选的, 该处理器 32执行该指令用于令以太网 帧进行物理层及介质访问控制层处理包括: In the embodiment of the present invention, optionally, the processor 32 executes the instruction for performing physical layer and medium access control layer processing on the Ethernet frame, including:
若所述无线信号从以太网口接收, 则对以太网进行物理层及介质访 问控制层进行处理, 并提取以太网帧; If the wireless signal is received from the Ethernet interface, the physical layer and the medium access control layer are processed by the Ethernet, and the Ethernet frame is extracted;
若所述无线信号从空中接口接收, 则将所述以太网帧编码, 并发送 至下接设备。 If the wireless signal is received from the air interface, the Ethernet frame is encoded and transmitted to the downstream device.
因此, 本发明实施例的用于网络连接的装置, 通过在集中交换台和 远端接入点间建立通讯链路, 能够将两个需要进行通信的设备以移动通 讯技术连接, 从而在简化了设备部署方案的同时提供超视距范围的网络 连接, 并且能够提供以太网交换的功能, 降低了使用成本, 简化了操作 步骤。 Therefore, the device for network connection in the embodiment of the present invention can simplify the connection between two devices that need to communicate by using a mobile communication technology by establishing a communication link between the centralized switching station and the remote access point. The device deployment solution provides network connectivity over the wide range of sights and provides Ethernet switching capabilities, reducing the cost of ownership and simplifying operational steps.
在本申请所提供的几个实施例中, 应该理解到, 所揭露方法和装置, 可以 通过其它的方式实现。例如, 以上所描述的装置实施例仅仅是示意性的,例如, 所述单元的划分, 仅仅为一种逻辑功能划分, 实际实现时可以有另外的划分方 式, 例如多个单元或组件可以结合或者可以集成到另一个***, 或一些特征可 以忽略, 或不执行。 另一点, 所显示或讨论的相互之间的耦合或直接耦合或通 信连接可以是通过一些接口,装置或单元的间接耦合或通信连接,可以是电性, 机械或其它的形式。 单元显示的部件可以是或者也可以不是物理单元, 即可以位于一个地方, 或者 也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部 单元来实现本实施例方案的目的。 In the several embodiments provided by the present application, it should be understood that the disclosed method and apparatus may be implemented in other manners. For example, the device embodiments described above are merely illustrative. For example, the division of the unit is only a logical function division. In actual implementation, there may be another division manner, for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not executed. In addition, the coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be electrical, mechanical or otherwise. The components displayed by the unit may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the solution of the embodiment.
另外, 在本发明各个实施例中的各功能单元可以集成在一个处理单元中, 也可以是各个单元单独物理包括,也可以两个或两个以上单元集成在一个单元 中。 上述集成的单元既可以釆用硬件的形式实现, 也可以釆用硬件加软件功能 单元的形式实现。 In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may be physically included separately, or two or more units may be integrated into one unit. The above integrated unit can be implemented in the form of hardware or in the form of hardware plus software functional units.
通过以上的实施方式的描述,所属领域的技术人员可以清楚地了解到本发 明可以用硬件实现, 或固件实现, 或它们的组合方式来实现。 当使用软件实现 时,可以将上述功能存储在计算机可读介质中或作为计算机可读介质上的一个
或多个指令或代码进行传输。 计算机可读介质包括计算机存储介质和通信介 质,其中通信介质包括便于从一个地方向另一个地方传送计算机程序的任何介 质。 存储介质可以是计算机能够存取的任何可用介质。 以此为例但不限于: 计 算机可读介质可以包括 RAM、 ROM, EEPROM、 CD-ROM或其他光盘存储、 磁盘存储介质或者其他磁存储设备、或者能够用于携带或存储具有指令或数据 结构形式的期望的程序代码并能够由计算机存取的任何其他介质。 此外。 任何 连接可以适当的成为计算机可读介质。 例如, 如果软件是使用同轴电缆、 光纤 光缆、 双绞线、 数字用户线(DSL )或者诸如红外线、 无线电和微波之类的无 线技术从网站、 服务器或者其他远程源传输的, 那么同轴电缆、 光纤光缆、 双 绞线、 DSL或者诸如红外线、无线和微波之类的无线技术包括在所属介质的定 影中。 如本发明所使用的, 盘(Disk )和碟(disc ) 包括压缩光碟(CD ) 、 激 光碟、 光碟、 数字通用光碟(DVD )、 软盘和蓝光光碟, 其中盘通常磁性的复 制数据, 而碟则用激光来光学的复制数据。 上面的组合也应当包括在计算机可 读介质的保护范围之内。 Through the description of the above embodiments, those skilled in the art can clearly understand that the present invention can be implemented by hardware implementation, firmware implementation, or a combination thereof. When implemented in software, the functions described above may be stored in a computer readable medium or as a computer readable medium. Or multiple instructions or code for transmission. Computer readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one location to another. A storage medium may be any available media that can be accessed by a computer. By way of example and not limitation, computer readable media may comprise RAM, ROM, EEPROM, CD-ROM or other optical disk storage, disk storage media or other magnetic storage device, or can be used for carrying or storing in the form of an instruction or data structure. The desired program code and any other medium that can be accessed by the computer. Also. Any connection may suitably be a computer readable medium. For example, if the software is transmitted from a website, server, or other remote source using coaxial cable, fiber optic cable, twisted pair, digital subscriber line (DSL), or wireless technologies such as infrared, radio, and microwave, then the coaxial cable , fiber optic cable, twisted pair, DSL, or wireless technologies such as infrared, wireless, and microwaves are included in the fixing of the associated media. As used in the present invention, a disk and a disc include a compact disc (CD), a laser disc, a compact disc, a digital versatile disc (DVD), a floppy disc, and a Blu-ray disc, wherein the disc is usually magnetically copied, and the disc is The laser is used to optically replicate the data. Combinations of the above should also be included within the scope of the computer readable media.
总之, 以上所述仅为本发明技术方案的较佳实施例而已, 并非用于限定本 发明的保护范围。凡在本发明的精神和原则之内,所作的任何修改、等同替换、 改进等, 均应包含在本发明的保护范围之内。
In summary, the above description is only a preferred embodiment of the technical solution of the present invention, and is not intended to limit the scope of the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.
Claims
1、 一种连接网络的方法, 其特征在于, 所述方法包括: 1. A method of connecting to a network, characterized in that the method includes:
集中交换台与远端接入点建立连接; The centralized switching station establishes a connection with the remote access point;
所述集中交换台对接收到的数据进行以太网交换处理; The centralized switching station performs Ethernet switching processing on the received data;
所述集中交换台将无线信号封装后, 进行信号编码和调制, 将处理 后的无线信号发送至所述远端接入点; The centralized switching station encapsulates the wireless signal, performs signal coding and modulation, and sends the processed wireless signal to the remote access point;
所述远端接入点对接收到的所述无线信号进行调制, 并从所述无线 信号中提取以太网帧, 并对所述以太网帧进行物理层及介质访问控制层 处理; The remote access point modulates the received wireless signal, extracts an Ethernet frame from the wireless signal, and performs physical layer and medium access control layer processing on the Ethernet frame;
所述集中交换台在所述远端接入点进行物理层及介质访问控制层处 理后, 终止以太网的物理层及介质控制层的信号处理。 After the remote access point performs physical layer and media access control layer processing, the centralized switching station terminates the signal processing of the physical layer and media control layer of the Ethernet.
2、 根据权利要求 1所述的方法, 其特征在于, 所述方法还包括: 所述集中交换台和所述远端接入点釆用以太网交换的模式连接。 2. The method according to claim 1, wherein the method further includes: connecting the centralized switching station and the remote access point in an Ethernet switching mode.
3、 根据权利要求 1所述的方法, 其特征在于, 所述集中交换台与远 端接入点建立连接包括: 3. The method according to claim 1, characterized in that establishing a connection between the centralized switching station and the remote access point includes:
所述集中交换台控制所述远端接入点的接入, 建立、 维护及删除通 信链路, 对所述远端接入点的移动管理。 The centralized switching station controls the access of the remote access point, establishes, maintains and deletes communication links, and manages the mobility of the remote access point.
4、 根据权利要求 1所述的方法, 其特征在于, 所述集中交换台对接 收到的数据进行以太网交换处理包括: 4. The method according to claim 1, characterized in that the centralized switching station performs Ethernet switching processing on the received data including:
当无线信号为被发送至远端接入点的信号时, 则对所述信号进行封 装, 进而对所述信号进行编码及调制, 最终发送至所述远端接入点; 当无线信号为从远端接入点发送的信号时, 则对所述信号进行解调 解码, 提取出以太网帧, 并将所述以太网帧发送至所述以太网交换模块。 When the wireless signal is a signal sent to the remote access point, the signal is encapsulated, then encoded and modulated, and finally sent to the remote access point; when the wireless signal is a slave When the signal is sent by the remote access point, the signal is demodulated and decoded, the Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
5、 根据权利要求 1所述的方法, 其特征在于, 所述集中交换台在所 述远端接入点进行物理层及介质访问控制层处理后, 终止以太网的物理 层及介质控制层的信号处理包括: 5. The method according to claim 1, characterized in that, after the remote access point performs physical layer and media access control layer processing, the centralized switching station terminates the processing of the physical layer and media control layer of the Ethernet. Signal processing includes:
接收所述提取出的以太网帧, 并将所述以太网帧发送至所述以太网 交换模块; 或 Receive the extracted Ethernet frame, and send the Ethernet frame to the Ethernet switching module; or
将所述以太网交换模块中的所述以太网帧进行编码, 并发送编码后 的物理层信号。
The Ethernet frame in the Ethernet switching module is encoded, and the encoded physical layer signal is sent.
6、 根据权利要求 1所述的方法, 其特征在于, 所述远端接入点对接 收到的所述无线信号进行调制包括: 6. The method according to claim 1, wherein the remote access point modulating the received wireless signal includes:
若所述无线信号从以太网口接收, 则对所述无线信号进行编码调制 后, 发送至所述集中交换台; If the wireless signal is received from the Ethernet port, the wireless signal is coded and modulated and then sent to the centralized switching station;
若所述无线信号从空中接口接收,则对所述无线信号进行解调解码, 并提取以太网帧。 If the wireless signal is received from the air interface, the wireless signal is demodulated and decoded, and the Ethernet frame is extracted.
7、 根据权利要求 1所述的方法, 其特征在于, 所述以太网帧进行物 理层及介质访问控制层处理包括: 7. The method according to claim 1, wherein the physical layer and media access control layer processing of the Ethernet frame includes:
若所述无线信号从以太网口接收, 则对以太网进行物理层及介质访 问控制层进行处理, 并提取以太网帧; If the wireless signal is received from the Ethernet port, the physical layer and media access control layer of the Ethernet are processed, and the Ethernet frame is extracted;
若所述无线信号从空中接口接收, 则将所述以太网帧编码, 并发送 至下接设备。 If the wireless signal is received from the air interface, the Ethernet frame is encoded and sent to the downstream device.
8、 一种网络连接的装置, 其特征在于, 所述装置包括: 8. A network connection device, characterized in that the device includes:
远程接入点管理单元, 用于集中交换台与远端接入点建立连接; 以太网交换单元, 用于将所述集中交换台对接收到的数据进行以太 网交换处理; The remote access point management unit is used to establish a connection between the centralized switching station and the remote access point; the Ethernet switching unit is used to perform Ethernet switching processing on the data received by the centralized switching station;
无线通信模块, 用于在所述集中交换台将无线信号封装后, 进行信 号编码和调制, 将处理后的无线信号发送至所述远端接入点; The wireless communication module is used to encapsulate the wireless signal in the centralized switching station, perform signal coding and modulation, and send the processed wireless signal to the remote access point;
无线接入模块, 用于将所述远端接入点对接收到的所述无线信号进 行调制, 并从所述无线信号中提取以太网帧; A wireless access module, configured to modulate the received wireless signal by the remote access point, and extract Ethernet frames from the wireless signal;
第一以太网接入模块, 用于对所述以太网帧进行物理层及介质访问 控制层处理; The first Ethernet access module is used to perform physical layer and medium access control layer processing on the Ethernet frame;
第二以太网接入模块, 用于在所述集中交换台在所述远端接入点进 行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制层 的信号处理。 The second Ethernet access module is configured to terminate signal processing of the physical layer and media control layer of the Ethernet after the centralized switching station performs physical layer and media access control layer processing on the remote access point.
9、 根据权利要求 8所述的装置, 其特征在于, 在所述装置中: 所述集中交换台和所述远端接入点釆用以太网交换的模式连接。 9. The device according to claim 8, characterized in that, in the device: the centralized switching station and the remote access point are connected in an Ethernet switching mode.
10、 根据权利要求 8所述的装置, 其特征在于, 所述集中交换台包 括:
远端接入点管理单元, 用于控制所述远端接入点的接入, 建立、 维 护及删除通信链路, 对所述远端接入点的移动管理。 10. The device according to claim 8, characterized in that the centralized switching station includes: A remote access point management unit is used to control the access of the remote access point, establish, maintain and delete communication links, and manage the mobility of the remote access point.
11、 根据权利要求 8所述的装置, 其特征在于, 所述集中交换台包 括: 11. The device according to claim 8, characterized in that the centralized switching station includes:
以太网交换单元, 用于当无线信号为被发送至远端接入点的信号时, 则对所述信号进行封装, 进而对所述信号进行编码及调制, 最终发送至 所述远端接入点; The Ethernet switching unit is used to encapsulate the wireless signal when it is sent to the remote access point, then encode and modulate the signal, and finally send it to the remote access point. point;
当无线信号为从远端接入点发送的信号时, 则对所述信号进行解调 解码, 提取出以太网帧, 并将所述以太网帧发送至所述以太网交换模块。 When the wireless signal is a signal sent from a remote access point, the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
12、 根据权利要求 8所述的装置, 其特征在于, 所述集中交换台包 括: 12. The device according to claim 8, characterized in that the centralized switching station includes:
第二以太网接入模块, 用于在所述集中交换台在所述远端接入点进 行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制层 的信号处理。 The second Ethernet access module is configured to terminate signal processing of the physical layer and media control layer of the Ethernet after the centralized switching station performs physical layer and media access control layer processing on the remote access point.
13、 根据权利要求 8所述的装置, 其特征在于, 所述远端接入点包 括: 13. The device according to claim 8, wherein the remote access point includes:
无线接入模块, 用于将所述远端接入点对接收到的所述无线信号进 行调制, 并从所述无线信号中提取以太网帧。 A wireless access module, configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal.
14、 根据权利要求 8所述的装置, 其特征在于, 所述远端接入点包 括: 14. The device according to claim 8, wherein the remote access point includes:
第一以太网接入模块, 用于对所述以太网帧进行物理层及介质访问 控制层处理。 The first Ethernet access module is used to perform physical layer and media access control layer processing on the Ethernet frame.
15、 一种网络连接的装置, 其特征在于, 所述装置包括: 15. A network connection device, characterized in that the device includes:
远程接入点管理单元, 用于集中交换台与远端接入点建立连接; 以太网交换单元, 用于将所述集中交换台对接收到的数据进行以太 网交换处理; The remote access point management unit is used to establish a connection between the centralized switching station and the remote access point; the Ethernet switching unit is used to perform Ethernet switching processing on the data received by the centralized switching station;
无线通信模块, 用于在所述集中交换台将无线信号封装后, 进行信 号编码和调制, 将处理后的无线信号发送至所述远端接入点; The wireless communication module is used to encapsulate the wireless signal in the centralized switching station, perform signal coding and modulation, and send the processed wireless signal to the remote access point;
无线接入模块, 用于将所述远端接入点对接收到的所述无线信号进
行调制, 并从所述无线信号中提取以太网帧; A wireless access module, configured to process the wireless signal received by the remote access point. Modulate and extract Ethernet frames from the wireless signal;
第一以太网接入模块, 用于对所述以太网帧进行物理层及介质访问 控制层处理; The first Ethernet access module is used to perform physical layer and medium access control layer processing on the Ethernet frame;
第二以太网接入模块, 用于在所述集中交换台在所述远端接入点进 行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制层 的信号处理。 The second Ethernet access module is configured to terminate signal processing of the physical layer and media control layer of the Ethernet after the centralized switching station performs physical layer and media access control layer processing on the remote access point.
16、 根据权利要求 15所述的装置, 其特征在于, 在所述装置中: 所述集中交换台和所述远端接入点釆用以太网交换的模式连接。 16. The device according to claim 15, characterized in that, in the device: the centralized switching station and the remote access point are connected in an Ethernet switching mode.
17、 根据权利要求 15所述的装置, 其特征在于, 所述集中交换台包 括: 17. The device according to claim 15, characterized in that the centralized switching station includes:
远端接入点管理单元, 用于控制所述远端接入点的接入, 建立、 维 护及删除通信链路, 对所述远端接入点的移动管理。 A remote access point management unit is used to control the access of the remote access point, establish, maintain and delete communication links, and manage the mobility of the remote access point.
18、 根据权利要求 15所述的装置, 其特征在于, 所述集中交换台包 括: 18. The device according to claim 15, characterized in that the centralized switching station includes:
以太网交换单元, 用于当无线信号为被发送至远端接入点的信号时, 则对所述信号进行封装, 进而对所述信号进行编码及调制, 最终发送至 所述远端接入点; The Ethernet switching unit is used to encapsulate the wireless signal when it is sent to the remote access point, then encode and modulate the signal, and finally send it to the remote access point. point;
当无线信号为从远端接入点发送的信号时, 则对所述信号进行解调 解码, 提取出以太网帧, 并将所述以太网帧发送至所述以太网交换模块。 When the wireless signal is a signal sent from a remote access point, the signal is demodulated and decoded, an Ethernet frame is extracted, and the Ethernet frame is sent to the Ethernet switching module.
19、 根据权利要求 15所述的装置, 其特征在于, 所述集中交换台包 括: 19. The device according to claim 15, characterized in that the centralized switching station includes:
第二以太网接入模块, 用于在所述集中交换台在所述远端接入点进 行物理层及介质访问控制层处理后, 终止以太网的物理层及介质控制层 的信号处理。 The second Ethernet access module is configured to terminate signal processing of the physical layer and media control layer of the Ethernet after the centralized switching station performs physical layer and media access control layer processing on the remote access point.
20、 根据权利要求 15所述的装置, 其特征在于, 所述远端接入点包 括: 20. The device according to claim 15, wherein the remote access point includes:
无线接入模块, 用于将所述远端接入点对接收到的所述无线信号进 行调制, 并从所述无线信号中提取以太网帧。 A wireless access module, configured to modulate the received wireless signal by the remote access point, and extract an Ethernet frame from the wireless signal.
21、 根据权利要求 15所述的装置, 其特征在于, 所述远端接入点包
括: 21. The device according to claim 15, characterized in that: the remote access point packet Includes:
第一以太网接入模块, 用于对所述以太网帧进行物理层及介质访问 控制层处理。
The first Ethernet access module is used to perform physical layer and media access control layer processing on the Ethernet frame.
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CN101335715A (en) * | 2008-07-21 | 2008-12-31 | 华为技术有限公司 | Method, apparatus and system for wireless self-return |
CN101616439A (en) * | 2009-07-28 | 2009-12-30 | 华为技术有限公司 | Wireless self-return method in the evolvement network, Apparatus and system |
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CN101335715A (en) * | 2008-07-21 | 2008-12-31 | 华为技术有限公司 | Method, apparatus and system for wireless self-return |
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