CN106686532B - Communication method, system and terminal base station and terminal cell provided by same - Google Patents
Communication method, system and terminal base station and terminal cell provided by same Download PDFInfo
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- CN106686532B CN106686532B CN201710008334.7A CN201710008334A CN106686532B CN 106686532 B CN106686532 B CN 106686532B CN 201710008334 A CN201710008334 A CN 201710008334A CN 106686532 B CN106686532 B CN 106686532B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/20—Services signaling; Auxiliary data signalling, i.e. transmitting data via a non-traffic channel
- H04W4/203—Services signaling; Auxiliary data signalling, i.e. transmitting data via a non-traffic channel for converged personal network application service interworking, e.g. OMA converged personal network services [CPNS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
Abstract
The invention provides a communication method and a communication system for fusing a terminal and a base station, a terminal base station and a terminal cell provided by the terminal base station, wherein the communication method for fusing the terminal and the base station comprises the following steps: in the uplink direction, accessing data from a remote UE; encapsulating the data into data packets; the data packet is bridged to a terminal base station, an IP payload mode is used as user data of the terminal base station, and the user data is transparently transmitted to a private EPC through any EPS bearer of the terminal base station.
Description
Technical Field
The present invention relates to the field of communication technologies, and in particular, to a communication method and system for merging a Terminal and a base station, a terminating base station, and a T-SC (terminating Cell) provided in the terminating base station.
Background
Currently, 3GPP is researching and formulating 5G technical specifications. The 5G technical specification may have compatible LTE (Long Term Evolution) and 5G new air interface technologies. In the LTE evolution-based solution, the terminal and the base station are still separate physical entities, and the deployment of the small cell still needs to firstly route a backhaul link for the base station to implement an S1 interface. As the capabilities of terminals continue to increase, it becomes increasingly possible for terminals to provide cell coverage capabilities. The function of the base station is realized on the terminal, and very flexible cell coverage can be realized. This technology has certain potential advantages in indoor coverage and car networking. However, the existing LTE base station and terminal adopt independent modes from function to implementation, and therefore, how to implement software and hardware functions in a terminating base station is a key problem to be solved in the industry.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
Therefore, an object of the present invention is to provide a communication method for merging a terminal and a base station.
Another objective of the present invention is to provide a communication system in which a terminal and a base station are converged.
It is a further object of the present invention to provide a terminating base station.
It is a further object of the invention to propose a communication method.
It is yet another object of the present invention to propose a terminating cell.
In view of the above, according to an object of the present invention, a method for a converged communication between a terminal and a base station is provided, including: in the uplink direction, accessing data from a remote UE; encapsulating the data into data packets; and bridging the data packet to the terminal base station, taking an IP payload mode as user data of the terminal base station, and transparently transmitting the user data into the private EPC through any EPS bearer of the terminal base station.
According to the communication method for fusing the terminal and the base station, provided by the invention, the data transmitted by the remote UE is packaged into the data packet in the uplink direction, and the data packet is sent to the terminal base station, the terminal base station bridges the data packet to the user data module of the terminal base station, and uses the IP payload mode as the user data of the terminal base station, and the data packet is transparently transmitted to the private EPC through any EPS bearing. The user data module is used for bridging with a data packet, and the data packet is used as the user data of the terminal base station in an IP payload mode through the user data module. Specifically, the base station and the terminal are integrated into a physical device, which can be in a user terminal form, or in a vehicle-mounted terminal or other terminal forms, and is used in different scenes such as internet of things convergence access.
The communication method for the convergence of the terminal and the base station according to the present invention may further have the following technical features:
in the above technical solution, preferably, the bridge includes a bus connection, a USB connection, and a wireless mode.
In the technical scheme, the protocol stacks of the terminal and the base station are realized in a bridging mode, and specifically, a miniaturized base station chip can be directly connected with the terminal in a bus or USB mode or a wireless mode, such as NFC, WiFi and the like.
In any of the above solutions, preferably, the data packet includes S1 user plane data and control plane protocol data.
In the technical scheme, the S1 protocol stack data of the base station includes S1 user plane data and control plane protocol data, where S1 is a communication interface between the terminating base station and the EPC.
In any of the above technical solutions, preferably, control plane protocol data of the S1 interface of the terminating base station is transparent to the terminating base station.
In the technical scheme, control plane protocol data of an S1 interface of the terminating base station is transparent to a terminal module of the terminating base station, so that the influence on deployment of the UE and the EPC can be reduced, wherein the terminal module may include a mobile phone, a computer, and other terminal devices.
In any of the above technical solutions, preferably, in the downstream direction, the method further includes: the data packets to be transmitted downstream are TFT filtered.
In the technical scheme, in the downlink direction, TFT filtering is performed on a data packet to be transmitted in the downlink direction, that is, the data packet is classified to obtain each service flow, and then the data packet is transmitted to the remote UE in the reverse direction, which is exactly opposite to the uplink process.
According to another object of the present invention, a communication system with a converged terminal and a converged base station is provided, which includes: the method includes the steps that a terminal base station accesses data from remote User Equipment (UE), encapsulates the data into a data Packet, bridges the data Packet to a User data module of the terminal base station, uses an IP payload mode as User data of the terminal base station, and transparently transmits the data to a private EPC (Evolved Packet Core) through any EPS (Evolved Packet System) bearer of the terminal base station.
According to the communication system with the converged terminal and base station, provided by the invention, in the uplink direction, data transmitted by remote UE (user equipment) is encapsulated into a data packet, the data packet is sent to the terminal base station, the terminal base station bridges the data packet to the terminal base station, the data packet is used as user data of the terminal base station in an IP payload mode, and the data packet is transparently transmitted to the private EPC (evolved packet core) by any EPS bearer. The user data module is used for bridging with a data packet, and the data packet is used as the user data of the terminal base station in an IP payload mode through the user data module. Specifically, the base station and the terminal are integrated into a physical device, which can be in a user terminal form, or in a vehicle-mounted terminal or other terminal forms, and is used in different scenes such as internet of things convergence access.
The communication system in which the terminal and the base station are converged according to the present invention may further include the following technical features:
in the above technical solution, preferably, the bridge includes a bus connection, a USB connection, and a wireless mode.
In the technical scheme, the protocol stacks of the terminal and the base station are realized in a bridging mode, and specifically, a miniaturized base station chip can be directly connected with the terminal in a bus or USB mode or a wireless mode, such as NFC, WiFi and the like.
In any of the above solutions, preferably, the data packet includes S1 user plane data and control plane protocol data.
In the technical scheme, the S1 protocol stack data of the base station includes S1 user plane data and control plane protocol data, where S1 is a communication interface between the terminating base station and the EPC.
In any of the above technical solutions, preferably, the S1 interface control plane protocol data of the terminating base station is transparent to the terminating base station.
In the technical scheme, control plane protocol data of an S1 interface of the terminating base station is transparent to a terminal module of the terminating base station, so that the influence on deployment of the UE and the EPC can be reduced, wherein the terminal module may include a mobile phone, a computer, and other terminal devices.
In any of the above technical solutions, preferably, in the downstream direction, the method further includes: the packet to be transmitted downstream is subjected to TFT (Traffic Flow Template) filtering.
In the technical scheme, in the downlink direction, TFT filtering is performed on a data packet to be transmitted in the downlink direction, that is, the data packet is classified to obtain each service flow, and then the data packet is transmitted to the remote UE in the reverse direction, which is exactly opposite to the uplink process.
According to still another object of the present invention, there is provided a terminating base station, including: an access unit, configured to access data from a remote UE; the encapsulation unit is used for encapsulating the data into a data packet; and the bridging unit is used for taking the data packet as user data of the terminal base station in an IP payload mode through bridging with the terminal base station and transparently transmitting the data packet into the private EPC through any EPS bearer of the terminal base station.
The invention provides a terminal base station, which accesses data from remote UE through an access unit, encapsulates the data into a data packet through an encapsulation unit, and uses an IP payload mode to serve the data packet as user data of the terminal base station through bridging with a user data module of the terminal base station by a bridging unit and transparently transmits the user data to a private EPC through any EPS bearing of the terminal base station.
According to a further object of the present invention, a communication method for a terminating base station is proposed, comprising: accessing data from a remote UE; encapsulating the data into data packets; and the data packet is used as the user data of the terminal base station in an IP payload mode through bridging with a user data module of the terminal base station, and is transparently transmitted into the private EPC through any EPS bearing of the terminal base station.
According to the communication method provided by the invention, the terminal base station accesses data from remote UE, encapsulates the data into a data packet, uses the data packet as user data of the terminal base station in an IP payload mode through bridging with the terminal base station, and transparently transmits the user data to the private EPC through any EPS bearer of the terminal base station, so that modification of a base station platform protocol and an implementation scheme can be reduced, the base station and the mobile terminal are integrated, and the realization on an LTE system can be more conveniently realized.
According to a further object of the present invention, a terminating cell is proposed, the coverage area of the radio signal provided by the terminating base station of any of the above.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a flowchart illustrating a communication method for convergence of a terminal and a base station according to an embodiment of the present invention;
FIG. 2 shows a schematic block diagram of a terminated base station of one embodiment of the present invention;
fig. 3 shows a flow diagram of a communication method for terminating a cell according to an embodiment of the invention;
FIG. 4 is a user plane protocol architecture diagram illustrating a specific embodiment of the present invention;
fig. 5 shows a control plane protocol architecture diagram of a specific embodiment of the present invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.
An embodiment of a first aspect of the present invention provides a communication method for merging a terminal and a base station, and fig. 1 illustrates a flow diagram of the communication method for merging a terminal and a base station according to an embodiment of the present invention:
102, accessing data from a remote UE in an uplink direction;
104, encapsulating the data into a data packet;
and step 106, bridging the data packet to the terminal base station, taking an IP payload mode as user data of the terminal base station, and transparently transmitting the user data to the private EPC through any EPS bearer of the terminal base station.
According to the communication method for fusing the terminal and the base station, provided by the invention, the data transmitted by the remote UE is packaged into the data packet in the uplink direction, and the data packet is sent to the terminal base station, the terminal base station bridges the data packet to the user data module of the terminal base station, and uses the IP payload mode as the user data of the terminal base station, and the data packet is transparently transmitted to the private EPC through any EPS bearing. The user data module is used for bridging with a data packet, and the data packet is used as the user data of the terminal base station in an IP payload mode through the user data module. Specifically, the base station and the terminal are integrated into a physical device, which can be in a user terminal form, or in a vehicle-mounted terminal or other terminal forms, and is used in different scenes such as internet of things convergence access.
In one embodiment of the invention, the bridge preferably comprises a bus connection, a USB connection and a wireless approach.
In this embodiment, the protocol stacks of the terminal and the base station are implemented in a bridge connection manner, and specifically, the miniaturized base station chip may be directly connected to the terminal in a bus or USB manner or in a wireless manner, such as NFC and WiFi.
In one embodiment of the present invention, the data packet preferably includes S1 user plane data and control plane protocol data.
In this embodiment, the S1 protocol stack data of the base station includes S1 user plane data and control plane protocol data.
In one embodiment of the present invention, preferably, the S1 interface control plane protocol data of the terminating base station is transparent to the terminating base station.
In this embodiment, the S1 interface control plane protocol data of the terminating base station is transparent to the terminating base station, so that the impact on the deployment of the UE and the EPC can be reduced, where the terminal module may include a mobile phone, a computer, and other terminal devices.
In one embodiment of the present invention, preferably, in the downstream direction, the method further includes: the data packets to be transmitted downstream are TFT filtered.
In this embodiment, in the downlink direction, TFT filtering is performed on the data packets to be transmitted in the downlink direction, that is, the data packets are classified to obtain each service flow, and then the data packets are transmitted in the reverse direction to the remote UE, which is exactly the reverse of the uplink process.
An embodiment of a second aspect of the present invention provides a communication system in which a terminal and a base station are merged, including: and the terminal base station accesses data from the remote UE, encapsulates the data into a data packet, bridges the data packet to the terminal base station, and transparently transmits the data packet to the private EPC through any EPS bearer of the terminal base station in an IP payload mode as user data of the terminal base station.
According to the communication system with the converged terminal and base station, provided by the invention, in the uplink direction, the terminal base station encapsulates data transmitted by remote UE into a data packet, the data packet is bridged to the user data module, the data packet is used as user data of the terminal base station in an IP payload mode, and the data packet is transparently transmitted to the private EPC through any EPS bearer. The user data module is used for bridging with a data packet, and the data packet is used as the user data of the terminal base station in an IP payload mode through the user data module. Specifically, the base station and the terminal are integrated into a physical device, which can be in a user terminal form, or in a vehicle-mounted terminal or other terminal forms, and is used in different scenes such as internet of things convergence access.
In one embodiment of the invention, the bridge preferably comprises a bus connection, a USB connection and a wireless approach.
In this embodiment, the protocol stacks of the terminal and the base station are implemented in a bridge connection manner, and specifically, the miniaturized base station chip may be directly connected to the terminal in a bus or USB manner or in a wireless manner, such as NFC and WiFi.
In one embodiment of the present invention, the data packet preferably includes S1 user plane data and control plane protocol data.
In this embodiment, the S1 protocol stack data of the base station includes S1 user plane data and control plane protocol data.
In one embodiment of the invention, the S1 interface control plane protocol data of the terminating base station is preferably transparent to the small terminating base station.
In this embodiment, the S1 interface control plane protocol data of the terminating base station is transparent to the terminal module of the terminating base station, so that modifications to the terminal protocol and EPC network deployment can be reduced, where the terminal module may include a mobile phone, a computer, and other terminal devices.
In one embodiment of the present invention, preferably, in the downstream direction, the method further includes: the data packets to be transmitted downstream are TFT filtered.
In this embodiment, in the downlink direction, TFT filtering is performed on the data packets to be transmitted in the downlink direction, that is, the data packets are classified to obtain each service flow, and then the data packets are transmitted in the reverse direction to the remote UE, which is exactly the reverse of the uplink process.
In an embodiment of the third aspect of the present invention, a terminating base station 200 is proposed, and fig. 2 shows a schematic block diagram of the terminating base station 200 according to an embodiment of the present invention:
an access unit 202, configured to access data from a remote UE;
an encapsulating unit 204, configured to encapsulate data into a data packet;
a bridging unit 206, configured to use the data packet as user data of the terminating base station in an IP payload manner by bridging with the terminating base station, and transparently transmit the data packet into the private EPC through any EPS bearer of the terminating base station.
According to the terminal base station 200 provided by the invention, data from a remote UE is accessed through the access unit 202, the data is encapsulated into a data packet through the encapsulation unit 204, the data packet is taken as user data of the terminal base station in an IP payload mode through bridging with a user data module of the terminal base station by the bridging unit 206, and the data packet is transparently transmitted to a private EPC through any EPS bearer of the terminal base station.
An embodiment of a fourth aspect of the present invention provides a communication method for terminating a cell, and fig. 3 shows a flowchart of the communication method for terminating a cell according to an embodiment of the present invention:
and step 306, taking the data packet as user data of the terminal base station in an IP payload mode through bridging with the terminal base station, and transparently transmitting the data packet into the private EPC through any EPS bearer of the terminal base station.
According to the communication method provided by the invention, the data from the remote UE is accessed into the terminal cell, the data is packaged into the data packet, the data packet is taken as the user data of the terminal base station in an IP payload mode through bridging with the user data module of the terminal base station, and the data packet is transparently transmitted to the private EPC through any EPS bearer of the terminal base station, so that the modification of a base station platform protocol and an implementation scheme can be reduced, the base station and the mobile terminal are integrated, and the realization on an LTE system can be more conveniently realized.
An embodiment of a fifth aspect of the present invention provides a terminating cell, where the wireless signal coverage area provided by the terminating base station in any of the above technical solutions is provided.
In the communication method with converged Terminal and base station according to the embodiment of the present invention, T-SC UE (Terminal Small Cell UE) is transparent to a public bearer network, S1 protocol stack data of the base station, including S1 user plane data and control plane protocol data, is used as user data of the T-SC UE in an IP payload manner, and is transmitted to a private EPC through any EPS bearer of the T-SC UE on the public network. The base station and the terminal are integrated into a physical device, can be in a user terminal form, can also be in a vehicle-mounted terminal or other terminal forms, and is used for different scenes such as internet of things convergence access.
Fig. 4 shows a schematic diagram of a user plane protocol architecture of a specific embodiment of the present invention:
in the uplink direction, data of a remote UE is accessed to a terminating cell in a Uu interface protocol mode, where the Uu interface protocol is an interface between the UE and a UTRAN (Evolved Universal Radio Access Network). In a terminating cell, PDCP (Packet data Convergence Protocol) Protocol data is encapsulated into GTP-u (GPRS Tunneling Protocol) and put into a UDP/IP (User datagram Protocol) Packet.
The UDP/IP packet is bridged to a T-SC UE user data module, enters a PDN (Public data Network) connection which is established in advance between the T-SC UE and a P-GW (PDN GateWay) of a Public Network, and is transmitted by means of a certain EPS bearer. The P-GW in the public network is resolved into UDP/IP packets and sent to the P-GW of the EPC to which the T-SC UE belongs.
In the downlink direction, TFT filtering is performed first, and then the transmission is reversed to the remote UE, just opposite to the uplink process.
Fig. 5 shows a control plane protocol architecture diagram of a specific embodiment of the present invention:
the Control plane function of the base station includes RRM (Radio Resource Management) function, RRC (Radio Resource Control) protocol processing, UE context Management, and the like, all run on the base station platform, and are transparent to T-SC UEs. The forwarding of the S1 control plane data by the T-SC UE is transparent to the terminating base station, that is, the logical peer Entity of the terminating base station is located in the private EPC to which the terminating base station belongs, and includes S-GW (Serving GateWay), P-GW, MME (Mobility Management Entity), and so on.
The protocol stack of the terminal base station is realized in a bridging mode, and the miniaturized base station chip can be directly connected with the terminal in a bus or other connection modes. The base station module can share the power supply with the mobile terminal module, and the storage module can also be kept independent.
In the solution of the present invention, the public mobile network may be replaced by other wireless networks, which are all considered as the coverage of this patent.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A communication method for fusing a terminal and a base station is characterized by comprising the following steps:
in the uplink direction, accessing data from a remote UE;
Encapsulating the data into data packets;
bridging the data packet to a terminal base station, taking an IP payload mode as user data of the terminal base station, and transparently transmitting the user data to a private EPC through any EPS bearer of the terminal base station;
in the downlink direction, performing TFT filtering on the data packet to be transmitted in the downlink direction;
the S1 interface control plane protocol data of the terminated base station is transparent to the terminated base station.
2. The communication method according to claim 1, wherein the bridge comprises a bus connection, a USB connection, and a wireless manner.
3. The communication method according to claim 1 or 2, wherein the data packet comprises S1 user plane data and control plane protocol data.
4. A communication system with converged terminal and base station, comprising:
the terminal base station accesses data from remote UE, encapsulates the data into a data packet, bridges the data packet to the terminal base station, uses an IP payload mode as user data of the terminal base station, and transparently transmits the user data into a private EPC through any EPS bearer of the terminal base station;
in the downlink direction, performing TFT filtering on the data packet to be transmitted in the downlink direction;
The S1 interface control plane protocol data of the terminated base station is transparent to the terminated base station.
5. The communication system according to claim 4, wherein the bridge comprises a bus connection, a USB connection, and a wireless approach.
6. The communication system according to claim 4 or 5, wherein said data packets comprise S1 user plane data and control plane protocol data.
7. A terminated base station, comprising:
an access unit, configured to access data from a remote UE;
the encapsulation unit is used for encapsulating the data into a data packet;
the bridging unit is used for taking the data packet as user data of the terminal base station in an IP payload mode through a bridging mode and transparently transmitting the user data into a private EPC through any EPS bearer of the terminal base station;
and the terminating base station performs TFT filtering on the data packet to be transmitted in the downlink direction.
8. A communication method for a terminating base station, comprising:
accessing data from a remote UE;
encapsulating the data into data packets; and
taking the data packet as user data of a terminal base station in an IP payload mode through bridging with the terminal base station, and transparently transmitting the data packet into a private EPC through any EPS bearer of the terminal base station;
And in the downlink direction, performing TFT filtering on the data packet to be transmitted in the downlink direction.
9. A terminated cell, characterized in that the terminated cell is a radio signal coverage area provided by the terminated base station according to claim 7.
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