CN113660706A - Ad hoc network communication system, ad hoc network communication method, mobile terminal, and computer storage medium - Google Patents
Ad hoc network communication system, ad hoc network communication method, mobile terminal, and computer storage medium Download PDFInfo
- Publication number
- CN113660706A CN113660706A CN202111076610.6A CN202111076610A CN113660706A CN 113660706 A CN113660706 A CN 113660706A CN 202111076610 A CN202111076610 A CN 202111076610A CN 113660706 A CN113660706 A CN 113660706A
- Authority
- CN
- China
- Prior art keywords
- hoc network
- broadband
- module
- narrowband
- flow data
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004891 communication Methods 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000012544 monitoring process Methods 0.000 claims description 45
- 230000005540 biological transmission Effects 0.000 claims description 38
- 230000008569 process Effects 0.000 claims description 8
- 230000007958 sleep Effects 0.000 claims description 5
- 230000006870 function Effects 0.000 description 20
- 238000010586 diagram Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000005059 dormancy Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000010897 surface acoustic wave method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/0085—Hand-off measurements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/14—Reselecting a network or an air interface
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses an ad hoc network communication system, a communication method, a mobile terminal and a computer storage medium, wherein the ad hoc network communication system comprises a broadband ad hoc network, a narrowband ad hoc network and a first switching unit; the first switching unit comprises a first judging module and a first switching module; the first judging module is used for judging whether the flow data is smaller than a preset flow value or not when the communication device is provided with flow data which is input to the broadband ad hoc network and transmitted by utilizing a broadband signal of the broadband ad hoc network; if the flow data is smaller than a preset flow value, the first switching module is switched to the narrowband ad hoc network, and the flow data is transmitted by using a narrowband channel of the narrowband ad hoc network; the instruction information of the first judging module and the first switching module is transmitted through the narrow-band channel. The invention can not only meet the service requirement, but also stably run under low power consumption to prolong the working time.
Description
Technical Field
The invention relates to the technical field of ad hoc network communication, in particular to an ad hoc network communication system, a communication method, a mobile terminal and a computer storage medium.
Background
With the rapid increase of the demand of large traffic such as video in emergency rescue, forest fire prevention, remote unmanned aerial vehicles and other military aspects, the ad hoc network technology can meet the self-adaptive convergence of network topology, information transmission, real-time video transmission support and the like, has the capability of multi-hop communication coverage without blind areas, can simultaneously support various standard network communication protocols, can greatly solve the problems of wireless network coverage in non-public network areas and reduction of traffic charge cost, and is more and more favored by industry-level users at present.
At present, a relatively mature ad hoc network communication system is used by a broadband ad hoc network and a narrowband ad hoc network separately, wherein the broadband ad hoc network system is used for transmitting large-flow data such as real-time video transmission and the like, and the narrowband ad hoc network system is used for transmitting small-flow data such as voice, control instructions and the like.
However, the broadband ad hoc network has a large signal bandwidth and limited receiving sensitivity, so that the transmission distance of the broadband ad hoc network device is limited, and when the edge node exceeds the coverage area of the broadband ad hoc network, the broadband ad hoc network device does not have the capability of communication mode adaptive dynamic switching, has a limited use scene and high power consumption, and cannot work for a long time. And the narrow-band ad hoc network (such as data transmission of voice service and the like) has greatly improved receiving sensitivity due to smaller signal bandwidth, and under the same transmitting power, the network coverage is dozens or even hundreds of times of that of the broadband ad hoc network equipment, but only can carry out voice communication service with low power consumption.
Disclosure of Invention
The invention aims to design an ad hoc network communication system, a communication method, a mobile terminal and a computer storage medium, so that the ad hoc network communication system, the communication method, the mobile terminal and the computer storage medium can meet business requirements and can stably run under low power consumption to prolong the working time.
In order to achieve the above object, the present invention provides an ad hoc network communication system, which includes a broadband ad hoc network, a narrowband ad hoc network, and a first switching unit; the first switching unit comprises a first judging module and a first switching module; the first judging module is used for judging whether the flow data is smaller than a preset flow value or not when the communication device is provided with flow data which is input to the broadband ad hoc network and transmitted by utilizing a broadband channel of the broadband ad hoc network; if the flow data is smaller than a preset flow value, the first switching module is switched to the narrowband ad hoc network, and the flow data is transmitted by using a narrowband channel of the narrowband ad hoc network; the instruction information of the first judging module and the first switching module is transmitted through the narrow-band channel.
Further, the ad hoc network communication system further includes a second switching unit: the second switching unit comprises a second judging module and a second switching module; the second judging module is used for judging whether the edge node exceeds a preset range or not in the process of transmitting the traffic data by the broadband channel of the broadband ad hoc network; if the edge node exceeds a preset range, the second switching module is switched to the narrowband ad hoc network, and the traffic data is transmitted by using a narrowband channel of the narrowband ad hoc network; the instruction information of the second judging module and the second switching module is transmitted through the narrow-band channel.
Further, the preset range is a coverage range of the broadband ad hoc network.
Further, the ad hoc network communication system further includes a monitoring unit: the monitoring unit comprises a third judging module, a first monitoring module and a second monitoring module; the third judging module is used for determining a transmission channel of the flow data, wherein the transmission channel comprises the broadband ad hoc network and the narrowband ad hoc network; if the flow data is transmitted by using a broadband channel of the broadband ad hoc network, the first monitoring module monitors the running state of the broadband ad hoc network; the instruction information of the first monitoring module is transmitted through the narrow-band signal; and if the flow data are transmitted by using a narrow-band channel of the narrow-band ad hoc network, the second monitoring module monitors the running state of the narrow-band ad hoc network, wherein the instruction information of the second monitoring module is transmitted through the wide-band channel.
Further, the ad hoc network communication system further comprises a power management unit; the power management unit comprises a fourth judgment module and a power management module; the fourth judging module is configured to determine a transmission channel of the traffic data, where the transmission channel includes the broadband ad hoc network and the narrowband ad hoc network; if the flow data are transmitted by using a broadband channel of the broadband ad hoc network, the power supply management module sends a first power supply mode instruction to a power supply module of the communication device so as to drive the power supply module to start a first power supply mode; if the flow data are transmitted by using a narrow-band channel of the narrow-band ad hoc network, the power supply management module sends a second power supply mode instruction to a power supply module of the communication device so as to drive the power supply module to start a second power supply mode;
wherein the supply power of the second supply mode is smaller than the first supply mode.
Further, the second power supply mode command further includes powering down a control circuit of the broadband ad hoc network to drive a microprocessor of the broadband ad hoc network to enter a sleep state.
Further, the intercommunication of the flow data is realized between the broadband ad hoc network and the narrowband ad hoc network through an RS232 and TTL serial port.
In order to achieve the above object, the present invention further provides an ad hoc network communication method, including the steps of:
when the communication device has the flow data input to the broadband ad hoc network and transmits the flow data by utilizing the broadband signal of the broadband ad hoc network, judging whether the flow data is smaller than a preset flow value;
and if the flow data is smaller than a preset flow value, switching to the narrowband ad hoc network, and transmitting the flow data by using a narrowband channel of the narrowband ad hoc network.
Further, the ad hoc network communication method further comprises the following steps:
when the broadband channel of the broadband ad hoc network transmits the traffic data, judging whether the edge node exceeds a preset range;
and if the edge node exceeds a preset range, switching to the narrowband ad hoc network, and transmitting the flow data by using a narrowband channel of the narrowband ad hoc network.
Further, the ad hoc network communication method further comprises the following steps:
determining a transmission channel of the traffic data, wherein the transmission channel comprises the broadband ad hoc network and the narrowband ad hoc network;
monitoring the operation state of the broadband ad hoc network if the traffic data is transmitted by utilizing a broadband channel of the broadband ad hoc network; the instruction information of the first monitoring module is transmitted through the narrow-band channel;
and if the flow data is transmitted by using a narrow-band channel of the narrow-band ad hoc network, monitoring the running state of the narrow-band ad hoc network, wherein the instruction information of the second monitoring module is transmitted through the wide-band channel.
Further, the ad hoc network communication method further comprises the following steps:
determining a transmission channel of the traffic data, wherein the transmission channel comprises the broadband ad hoc network and the narrowband ad hoc network;
if the flow data are transmitted by using a broadband channel of the broadband ad hoc network, sending a first power supply mode instruction to a power supply module of the communication device so as to drive the power supply module to start a first power supply mode;
if the flow data are transmitted by using a narrow-band channel of the narrow-band ad hoc network, sending a second power supply mode instruction to a power supply module of the communication device so as to drive the power supply module to start a second power supply mode; wherein the supply power of the second supply mode is smaller than the first supply mode.
Specifically, the second power supply mode instruction further includes powering down a control circuit of the broadband ad hoc network to drive a microprocessor of the broadband ad hoc network to enter a sleep state.
In order to achieve the above object, the present invention also provides a mobile terminal, including: the system comprises a processor, a memory and an ad hoc network communication program which is stored on the memory and can run on the processor, wherein the ad hoc network communication program realizes the steps of the ad hoc network communication method when being executed by the processor.
To achieve the above object, the present invention further provides a computer storage medium, which stores an ad hoc network communication program, and when the ad hoc network communication program is executed by a processor, the steps of the ad hoc network communication method are implemented.
Compared with the prior art, the invention has the beneficial effects that:
judging whether the flow data is smaller than a preset flow value by using a first judgment module; and if the flow data is smaller than the preset flow value, switching to the narrowband ad hoc network, and transmitting the flow data by using a narrowband channel of the narrowband ad hoc network. Otherwise, the flow data is continuously transmitted by using the broadband channel of the broadband ad hoc network. Meanwhile, because the instruction information of the first judging module and the first switching module belong to small-flow data, the instruction information of the first judging module and the first switching module is transmitted through a narrow-band channel, so that the narrow-band channel is used as a transmission channel of a control signal, and wide and narrow bands coexist to realize function complementation.
Specifically, when a service of large-flow data such as real-time video is performed, the flow data is transmitted by using a broadband channel of a broadband ad hoc network; when voice communication and other small flow data services are carried out, the flow data are transmitted by utilizing a narrow-band channel of the narrow-band ad hoc network. Because the power consumption of the narrowband ad hoc network is relatively low, the service requirement is met, and meanwhile, the narrowband ad hoc network can stably run under low power consumption to prolong the working time.
Drawings
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of a hardware structure of an embodiment of a mobile terminal;
FIG. 2 is a diagram of a wireless communication device of the mobile terminal of FIG. 1;
fig. 3 is a flowchart illustrating an ad hoc network communication method according to a first embodiment of the present invention;
fig. 4 is a flowchart illustrating an ad hoc network communication method according to a second embodiment of the present invention;
fig. 5 is a flowchart illustrating an ad hoc network communication method according to a third embodiment of the present invention;
fig. 6 is a flowchart illustrating an ad hoc network communication method according to a fourth embodiment of the present invention;
FIG. 7 is a block diagram of an embodiment of an Ad hoc network communication system of the present invention;
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the following description, suffixes such as "module", "component", or "unit" used to denote elements are used only for facilitating the explanation of the present invention, and have no specific meaning in itself. Thus, "module", "component" or "unit" may be used mixedly.
The terminal may be implemented in various forms. For example, the terminal described in the present invention may include a mobile terminal such as a mobile phone, a tablet computer, a notebook computer, a palmtop computer, a Personal Digital Assistant (PDA), a Portable Media Player (PMP), a navigation device, a wearable device, a smart band, a pedometer, and the like, and a fixed terminal such as a Digital TV, a desktop computer, and the like.
The following description will be given by way of example of a mobile terminal, and it will be understood by those skilled in the art that the construction according to the embodiment of the present invention can be applied to a fixed type terminal, in addition to elements particularly used for mobile purposes.
Referring to fig. 1, which is a schematic diagram of a hardware structure of a mobile terminal for implementing various embodiments of the present invention, the mobile terminal 100 may include: RF (Radio Frequency) unit 101, WiFi module 102, audio output unit 103, a/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit 108, memory 109, processor 110, and power supply 111. Those skilled in the art will appreciate that the mobile terminal architecture shown in fig. 1 is not intended to be limiting of mobile terminals, which may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components.
The following describes each component of the mobile terminal in detail with reference to fig. 1:
the radio frequency unit 101 may be configured to receive and transmit signals during information transmission and reception or during a call, and specifically, receive downlink information of a base station and then process the downlink information to the processor 110; in addition, the uplink data is transmitted to the base station. Typically, radio frequency unit 101 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 101 can also communicate with a network and other devices through wireless communication. The wireless communication may use any communication standard or protocol, including but not limited to GSM (Global System for Mobile communications), GPRS (General Packet Radio Service), CDMA2000(Code Division Multiple Access 2000), WCDMA (Wideband Code Division Multiple Access), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access), FDD-LTE (Frequency Division duplex Long Term Evolution), and TDD-LTE (Time Division duplex Long Term Evolution).
WiFi belongs to short-distance wireless transmission technology, and the mobile terminal can help a user to receive and send e-mails, browse webpages, access streaming media and the like through the WiFi module 102, and provides wireless broadband internet access for the user. Although fig. 1 shows the WiFi module 102, it is understood that it does not belong to the essential constitution of the mobile terminal, and may be omitted entirely as needed within the scope not changing the essence of the invention.
The audio output unit 103 may convert audio data received by the radio frequency unit 101 or the WiFi module 102 or stored in the memory 109 into an audio signal and output as sound when the mobile terminal 100 is in a call signal reception mode, a call mode, a recording mode, a voice recognition mode, a broadcast reception mode, or the like. Also, the audio output unit 103 may also provide audio output related to a specific function performed by the mobile terminal 100 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 103 may include a speaker, a buzzer, and the like.
The a/V input unit 104 is used to receive audio or video signals. The a/V input Unit 104 may include a Graphics Processing Unit (GPU) 1041 and a microphone 1042, the Graphics processor 1041 Processing image data of still pictures or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 106. The image frames processed by the graphic processor 1041 may be stored in the memory 109 (or other storage medium) or transmitted via the radio frequency unit 101 or the WiFi module 102. The microphone 1042 may receive sounds (audio data) via the microphone 1042 in a phone call mode, a recording mode, a voice recognition mode, or the like, and may be capable of processing such sounds into audio data. The processed audio (voice) data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 101 in case of a phone call mode. The microphone 1042 may implement various types of noise cancellation (or suppression) algorithms to cancel (or suppress) noise or interference generated in the course of receiving and transmitting audio signals.
The mobile terminal 100 also includes at least one sensor 105, such as a light sensor, a motion sensor, and other sensors. Specifically, the light sensor includes an ambient light sensor that can adjust the brightness of the display panel 1061 according to the brightness of ambient light, and a proximity sensor that can turn off the display panel 1061 and/or a backlight when the mobile terminal 100 is moved to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally, three axes), can detect the magnitude and direction of gravity when stationary, and can be used for applications of recognizing the posture of a mobile phone (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration recognition related functions (such as pedometer and tapping), and the like; as for other sensors such as a fingerprint sensor, a pressure sensor, an iris sensor, a molecular sensor, a gyroscope, a barometer, a hygrometer, a thermometer, and an infrared sensor, which can be configured on the mobile phone, further description is omitted here.
The display unit 106 is used to display information input by a user or information provided to the user. The Display unit 106 may include a Display panel 1061, and the Display panel 1061 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.
The user input unit 107 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the mobile terminal. Specifically, the user input unit 107 may include a touch panel 1071 and other input devices 1072. The touch panel 1071, also referred to as a touch screen, may collect a touch operation performed by a user on or near the touch panel 1071 (e.g., an operation performed by the user on or near the touch panel 1071 using a finger, a stylus, or any other suitable object or accessory), and drive a corresponding connection device according to a predetermined program. The touch panel 1071 may include two parts of a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 110, and can receive and execute commands sent by the processor 110. In addition, the touch panel 1071 may be implemented in various types, such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. In addition to the touch panel 1071, the user input unit 107 may include other input devices 1072. In particular, other input devices 1072 may include, but are not limited to, one or more of a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and the like, and are not limited to these specific examples.
Further, the touch panel 1071 may cover the display panel 1061, and when the touch panel 1071 detects a touch operation thereon or nearby, the touch panel 1071 transmits the touch operation to the processor 110 to determine the type of the touch event, and then the processor 110 provides a corresponding visual output on the display panel 1061 according to the type of the touch event. Although the touch panel 1071 and the display panel 1061 are shown in fig. 1 as two separate components to implement the input and output functions of the mobile terminal, in some embodiments, the touch panel 1071 and the display panel 1061 may be integrated to implement the input and output functions of the mobile terminal, and is not limited herein.
The interface unit 108 serves as an interface through which at least one external device is connected to the mobile terminal 100. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 108 may be used to receive input (e.g., data information, power, etc.) from external devices and transmit the received input to one or more elements within the mobile terminal 100 or may be used to transmit data between the mobile terminal 100 and external devices.
The memory 109 may be used to store software programs and various data, and the memory 109 may be a computer storage medium, and the memory 109 stores the message alert program of the present invention. The memory 109 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 109 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
The processor 110 is a control center of the mobile terminal, connects various parts of the entire mobile terminal using various interfaces and lines, and performs various functions of the mobile terminal and processes data by operating or executing software programs and/or modules stored in the memory 109 and calling data stored in the memory 109, thereby performing overall monitoring of the mobile terminal. Such as processor 110, executes a message alert program stored in memory 109 to implement the steps of various embodiments of the message alert method of the present invention.
The mobile terminal 100 may further include a power supply 111 (e.g., a battery) for supplying power to various components, and optionally, the power supply 111 may be logically connected to the processor 110 through a power management system, so as to implement functions of managing charging, discharging, and power consumption through the power management system.
Although not shown in fig. 1, the mobile terminal 100 may further include a bluetooth module or the like, which is not described in detail herein.
In order to facilitate understanding of the embodiments of the present invention, a communication network system on which the mobile terminal of the present invention is based is described below.
Referring to fig. 2, fig. 2 is an architecture diagram of a communication Network system according to an embodiment of the present invention, where the communication Network system is an LTE system of a universal mobile telecommunications technology, and the LTE system includes a UE (User Equipment) 201, an E-UTRAN (Evolved UMTS Terrestrial Radio Access Network) 202, an EPC (Evolved Packet Core) 203, and an IP service 204 of an operator, which are in communication connection in sequence.
Specifically, the UE201 may be the terminal 100 described above, and is not described herein again.
The E-UTRAN202 includes eNodeB2021 and other eNodeBs 2022, among others. Among them, the eNodeB2021 may be connected with other eNodeB2022 through backhaul (e.g., X2 interface), the eNodeB2021 is connected to the EPC203, and the eNodeB2021 may provide the UE201 access to the EPC 203. The EPC203 may include an MME (Mobility Management Entity) 2031, an HSS (Home Subscriber Server) 2032, other MMEs 2033, an SGW (Serving gateway) 2034, a PGW (PDN gateway) 2035, and a PCRF (Policy and Charging Rules Function) 2036, and the like. The MME2031 is a control node that handles signaling between the UE201 and the EPC203, and provides bearer and connection management. HSS2032 is used to provide registers to manage functions such as home location register (not shown) and holds subscriber specific information about service characteristics, data rates, etc. All user data may be sent through SGW2034, PGW2035 may provide IP address assignment for UE201 and other functions, and PCRF2036 is a policy and charging control policy decision point for traffic data flow and IP bearer resources, which selects and provides available policy and charging control decisions for a policy and charging enforcement function (not shown).
The IP services 204 may include the internet, intranets, IMS (IP Multimedia Subsystem), or other IP services, among others.
Although the LTE system is described as an example, it should be understood by those skilled in the art that the present invention is not limited to the LTE system, but may also be applied to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA, and future new network systems.
Based on the above mobile terminal hardware structure and communication network system, the present invention provides various embodiments of the method.
The invention provides an ad hoc network communication method, which is mainly applied to an ad hoc network communication system, and in a first embodiment of the ad hoc network communication method, referring to fig. 3, the ad hoc network communication method comprises the following steps:
step S10: when the communication device has the flow data input to the broadband ad hoc network and utilizes a broadband channel of the broadband ad hoc network to transmit, judging whether the flow data is smaller than a preset flow value;
step S20; and if the flow data is smaller than a preset flow value, switching to the narrowband ad hoc network, and transmitting the flow data by using a narrowband channel of the narrowband ad hoc network.
In this embodiment, the flow data is determined whether to be smaller than a preset flow value; and if the flow data is smaller than the preset flow value, switching to the narrowband ad hoc network, and transmitting the flow data by using a narrowband channel of the narrowband ad hoc network. Otherwise, the broadband channel of the broadband ad hoc network is continuously utilized to transmit the flow data, and the broadband and the narrowband coexist to realize function complementation.
Specifically, when a service of large-flow data such as real-time video is performed, the flow data is transmitted by using a broadband channel of a broadband ad hoc network; when voice communication and other small flow data services are carried out, the flow data are transmitted by utilizing a narrow-band channel of the narrow-band ad hoc network. Because the power consumption of the narrowband ad hoc network is relatively low, the service requirement is met, and meanwhile, the narrowband ad hoc network can stably run under low power consumption to prolong the working time.
Aiming at special scenes, different data frames are identified by negotiating a custom message format, and control type data frames are transmitted between wide and narrow bands through an RS232 serial port, so that narrow band control of broadband routing, radio frequency emission, time slot resource change and the like is realized. And the narrow band is synchronously informed of the necessary data of the wide band so as to realize the consistency of the module functions.
Further, in the second embodiment of the ad hoc network communication method of the present invention, referring to fig. 4, the method includes the following steps:
step S30: when the broadband channel of the broadband ad hoc network transmits the traffic data, judging whether the edge node exceeds a preset range;
step S40: and if the edge node exceeds a preset range, switching to the narrowband ad hoc network, and transmitting the flow data by using a narrowband channel of the narrowband ad hoc network. And the preset range is the coverage range of the broadband ad hoc network.
In this embodiment, by using the characteristic of wide coverage of the narrowband ad hoc network, when it is determined that the edge node exceeds the coverage of the broadband ad hoc network, the traffic data is switched to the narrowband channel of the narrowband ad hoc network for continuous transmission, and otherwise, the traffic data is continuously transmitted by using the broadband channel of the broadband ad hoc network. And realizing the self-adaptive dynamic switching of the communication mode.
Further, in a third embodiment of the ad hoc network communication method of the present invention, referring to fig. 5, the method includes the following steps:
step S50: determining a transmission channel of the traffic data, wherein the transmission channel comprises the broadband ad hoc network and the narrowband ad hoc network;
step S60: monitoring the operation state of the broadband ad hoc network if the traffic data is transmitted by utilizing a broadband channel of the broadband ad hoc network; the instruction information of the first monitoring module is transmitted through the narrow-band channel;
step S70: and if the flow data is transmitted by using a narrow-band channel of the narrow-band ad hoc network, monitoring the running state of the narrow-band ad hoc network, wherein the instruction information of the second monitoring module is transmitted through the wide-band channel.
In this embodiment, when traffic data is transmitted through a broadband channel of a broadband ad hoc network, a first monitoring module is introduced to monitor an operating state of the broadband ad hoc network, so as to ensure normal operation. Meanwhile, the instruction information of the first monitoring module is transmitted by using a narrow-band channel, so that even if the broadband ad hoc network is abnormal, the transmission of the instruction information of the first monitoring module is not influenced;
similarly, when the traffic data is transmitted by using the narrowband channel of the narrowband ad hoc network, the second monitoring module is introduced to monitor the running state of the narrowband ad hoc network so as to ensure normal running. Meanwhile, the instruction information of the second monitoring module is transmitted by using a broadband channel, so that even if the narrowband ad hoc network is abnormal, the transmission of the instruction information of the second monitoring module is not influenced.
The narrow-band ad hoc network and the broadband ad hoc network are matched to realize mutual detection between the wide band and the narrow band, the narrow-band ad hoc network can sense the running state of the wide-band ad hoc network, the broadband ad hoc network can also sense the running state of the narrow-band ad hoc network, and the sensing capability of faults is improved.
Further, in a fourth embodiment of the ad hoc network communication method of the present invention, referring to fig. 6, the method includes the following steps:
step S80: determining a transmission channel of the traffic data, wherein the transmission channel comprises the broadband ad hoc network and the narrowband ad hoc network;
step S90: if the flow data are transmitted by using a broadband channel of the broadband ad hoc network, sending a first power supply mode instruction to a power supply module of the communication device so as to drive the power supply module to start a first power supply mode;
step S100: if the flow data are transmitted by using a narrow-band channel of the narrow-band ad hoc network, sending a second power supply mode instruction to a power supply module of the communication device so as to drive the power supply module to start a second power supply mode; wherein the supply power of the second supply mode is smaller than the first supply mode.
In the present embodiment, it is considered that when the communication apparatus uses the power supply module for power supply, in the case where the power amount of the power supply module is fixed, it is necessary to take measures to reduce power consumption in order to extend the maximum use period. The low power consumption characteristic of the narrowband ad hoc network can be matched with the requirement on low power consumption, and when only the service of small flow data needs to be transmitted, the service only needs to be transmitted through a narrowband channel. Therefore, a power management unit is arranged, and when the flow data is transmitted by using a broadband channel of the broadband ad hoc network, a first power supply mode instruction is sent to a power module of the communication device so as to drive the power module to start a first power supply mode for normal power supply; when the flow data is transmitted by using a narrow-band channel of the narrow-band ad hoc network, a second power supply mode instruction is sent to a power supply module of the communication device so as to drive the power supply module to start a second power supply mode with low power output; by setting the first power supply mode and the second power supply mode, the power module can automatically select the adaptive power supply amount under the condition of not influencing the normal transmission of the flow data.
Specifically, the second power supply mode instruction further includes powering down a control circuit of the broadband ad hoc network to drive a microprocessor of the broadband ad hoc network to enter a sleep state. By the arrangement, when the broadband channel is not used, the broadband ad hoc network enters a standby mode, the state before dormancy is preserved, only necessary starting items are reserved, and meanwhile, the awakening condition is set to meet the requirement of normal awakening, so that unnecessary power loss can be avoided. The control circuit of the broadband ad hoc network is separated from the microprocessor, when the broadband ad hoc network needs to enter a standby mode, the control circuit is powered off, and meanwhile, the microprocessor enters a dormant state, so that autonomous and rapid switching between dormancy awakening can be realized, and the requirement on awakening time delay under specific conditions is met. At the moment, the narrowband ad hoc network is on line, and small-flow data can still be transmitted normally by using a narrowband channel.
In addition, an embodiment of the present invention further provides an ad hoc network communication system, and referring to fig. 7, the ad hoc network communication system includes a broadband ad hoc network, a narrowband ad hoc network, and a first switching unit; the first switching unit comprises a first judging module and a first switching module; the first judging module is used for judging whether the flow data is smaller than a preset flow value or not when the communication device is provided with flow data which is input to the broadband ad hoc network and transmitted by utilizing a broadband channel of the broadband ad hoc network; if the flow data is smaller than a preset flow value, the first switching module is switched to the narrowband ad hoc network, and the flow data is transmitted by using a narrowband channel of the narrowband ad hoc network; the instruction information of the first judging module and the first switching module is transmitted through the narrow-band channel.
And the intercommunication of the flow data is realized between the broadband ad hoc network and the narrowband ad hoc network through an RS232 and TTL serial port.
According to the arrangement, whether the flow data is smaller than a preset flow value is judged by utilizing a first judging module; and if the flow data is smaller than the preset flow value, switching to the narrowband ad hoc network, and transmitting the flow data by using a narrowband channel of the narrowband ad hoc network. Otherwise, the flow data is continuously transmitted by using the broadband channel of the broadband ad hoc network. Meanwhile, because the instruction information of the first judging module and the first switching module belong to small-flow data, the instruction information of the first judging module and the first switching module is transmitted through a narrow-band channel, so that the narrow-band channel is used as a transmission channel of a control signal, and wide and narrow bands coexist to realize function complementation.
Specifically, when a service of large-flow data such as real-time video is performed, the flow data is transmitted by using a broadband channel of a broadband ad hoc network; when voice communication and other small flow data services are carried out, the flow data are transmitted by utilizing a narrow-band channel of the narrow-band ad hoc network. Because the power consumption of the narrowband ad hoc network is relatively low, the service requirement is met, and meanwhile, the narrowband ad hoc network can stably run under low power consumption to prolong the working time.
Further, the ad hoc network communication system further includes a second switching unit: the second switching unit comprises a second judging module and a second switching module; the second judging module is used for judging whether the edge node exceeds a preset range or not in the process of transmitting the traffic data by the broadband channel of the broadband ad hoc network; if the edge node exceeds a preset range, the second switching module is switched to the narrowband ad hoc network, and the traffic data is transmitted by using a narrowband channel of the narrowband ad hoc network; the instruction information of the second judging module and the second switching module is transmitted through the narrow-band channel. And the preset range is the coverage range of the broadband ad hoc network.
According to the arrangement, by using the characteristic of wide coverage of the narrowband ad hoc network, when the edge node is judged to exceed the coverage of the narrowband ad hoc network, the flow data is switched to the narrowband channel of the narrowband ad hoc network for continuous transmission, otherwise, the broadband channel of the broadband ad hoc network is continuously used for transmitting the flow data, and the communication mode self-adaption dynamic switching is realized. Meanwhile, because the instruction information of the second judging module and the second switching module belong to small-flow data, the instruction information of the second judging module and the second switching module is transmitted through a narrow-band channel, so that the narrow-band channel is used as a transmission channel of a control signal, and wide and narrow bands coexist to realize function complementation.
Further, the ad hoc network communication system further includes a monitoring unit: the monitoring unit comprises a third judging module, a first monitoring module and a second monitoring module; the third judging module is used for determining a transmission channel of the flow data, wherein the transmission channel comprises the broadband ad hoc network and the narrowband ad hoc network; if the flow data is transmitted by using a broadband channel of the broadband ad hoc network, the first monitoring module monitors the running state of the broadband ad hoc network; the instruction information of the first monitoring module is transmitted through the narrow-band channel; and if the flow data are transmitted by using a narrow-band channel of the narrow-band ad hoc network, the second monitoring module monitors the running state of the narrow-band ad hoc network, wherein the instruction information of the second monitoring module is transmitted through the wide-band channel.
According to the arrangement, when the flow data are transmitted by using the broadband channel of the broadband ad hoc network, the first monitoring module is introduced to monitor the running state of the broadband ad hoc network so as to ensure normal running. Meanwhile, the instruction information of the first monitoring module is transmitted by using a narrow-band channel, so that even if the broadband ad hoc network is abnormal, the transmission of the instruction information of the first monitoring module is not influenced;
similarly, when the traffic data is transmitted by using the narrowband channel of the narrowband ad hoc network, the second monitoring module is introduced to monitor the running state of the narrowband ad hoc network so as to ensure normal running. Meanwhile, the instruction information of the second monitoring module is transmitted by using a broadband channel, so that even if the narrowband ad hoc network is abnormal, the transmission of the instruction information of the second monitoring module is not influenced.
The narrow-band ad hoc network and the broadband ad hoc network are matched to realize mutual detection between the wide band and the narrow band, the narrow-band ad hoc network can sense the running state of the wide-band ad hoc network, the broadband ad hoc network can also sense the running state of the narrow-band ad hoc network, and the sensing capability of faults is improved.
Further, the ad hoc network communication system further comprises a power management unit; the power management unit comprises a fourth judgment module and a power management module; the fourth judging module is configured to determine a transmission channel of the traffic data, where the transmission channel includes the broadband ad hoc network and the narrowband ad hoc network; if the flow data are transmitted by using a broadband channel of the broadband ad hoc network, the power supply management module sends a first power supply mode instruction to a power supply module of the communication device so as to drive the power supply module to start a first power supply mode; if the flow data are transmitted by using a narrow-band channel of the narrow-band ad hoc network, the power supply management module sends a second power supply mode instruction to a power supply module of the communication device so as to drive the power supply module to start a second power supply mode;
wherein the supply power of the second supply mode is smaller than the first supply mode.
With this arrangement, it is considered that when the communication apparatus uses the power supply module for power supply, it is necessary to take measures to reduce power consumption in order to extend the maximum use period with the power supply module fixed in power amount. The low power consumption characteristic of the narrowband ad hoc network can be matched with the requirement on low power consumption, and when only the service of small flow data needs to be transmitted, the service only needs to be transmitted through a narrowband channel. Therefore, a power management unit is arranged, and when the flow data is transmitted by using a broadband channel of the broadband ad hoc network, a first power supply mode instruction is sent to a power module of the communication device so as to drive the power module to start a first power supply mode for normal power supply; when the flow data is transmitted by using a narrow-band channel of the narrow-band ad hoc network, a second power supply mode instruction is sent to a power supply module of the communication device so as to drive the power supply module to start a second power supply mode with low power output; by setting the first power supply mode and the second power supply mode, the power module can automatically select the adaptive power supply amount under the condition of not influencing the normal transmission of the flow data.
Specifically, the second power supply mode instruction further includes powering down a control circuit of the broadband ad hoc network to drive a microprocessor of the broadband ad hoc network to enter a sleep state. By the arrangement, when the broadband channel is not used, the broadband ad hoc network enters a standby mode, the state before dormancy is preserved, only necessary starting items are reserved, and meanwhile, the awakening condition is set to meet the requirement of normal awakening, so that unnecessary power loss can be avoided. The control circuit of the broadband ad hoc network is separated from the microprocessor, when the broadband ad hoc network needs to enter a standby mode, the control circuit is powered off, and meanwhile, the microprocessor enters a dormant state, so that autonomous and rapid switching between dormancy awakening can be realized, and the requirement on awakening time delay under specific conditions is met. At the moment, the narrowband ad hoc network is on line, and small-flow data can still be transmitted normally by using a narrowband channel.
In addition, an embodiment of the present invention further provides a mobile terminal, where the mobile terminal includes: the memory 109, the processor 110, and the ad hoc network communication program stored on the memory 109 and operable on the processor 110, wherein the message alert program when executed by the processor 110 implements the steps of the embodiments of the ad hoc network communication method described above.
Furthermore, the present invention also provides a computer-readable storage medium storing one or more programs, which are further executable by one or more processors for implementing the steps of the embodiments of the ad hoc network communication method described above.
The expanded contents of the specific implementation manners of the mobile terminal and the readable storage medium (i.e. the computer readable storage medium) of the present invention are basically the same as those of the above-mentioned embodiments of the short message unsubscribing method, and are not described herein again.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. An ad-hoc network communication system, characterized by: the ad hoc network communication system comprises a broadband ad hoc network, a narrowband ad hoc network and a first switching unit; the first switching unit comprises a first judging module and a first switching module;
the first judging module is used for judging whether the flow data is smaller than a preset flow value or not when the communication device is provided with flow data which is input to the broadband ad hoc network and transmitted by utilizing a broadband channel of the broadband ad hoc network;
if the flow data is smaller than a preset flow value, the first switching module is switched to the narrowband ad hoc network, and the flow data is transmitted by using a narrowband channel of the narrowband ad hoc network;
the instruction information of the first judging module and the first switching module is transmitted through the narrow-band channel.
2. The ad-hoc network communication system according to claim 1, wherein: the ad hoc network communication system further comprises a second switching unit: the second switching unit comprises a second judging module and a second switching module;
the second judging module is used for judging whether the edge node exceeds a preset range or not in the process of transmitting the traffic data by the broadband channel of the broadband ad hoc network;
if the edge node exceeds a preset range, the second switching module is switched to the narrowband ad hoc network, and the traffic data is transmitted by using a narrowband channel of the narrowband ad hoc network;
the instruction information of the second judging module and the second switching module is transmitted through the narrow-band channel.
3. The ad-hoc network communication system according to claim 2, wherein: the preset range is the coverage range of the broadband ad hoc network.
4. The ad-hoc network communication system according to claim 1, wherein: the ad hoc network communication system further comprises a monitoring unit: the monitoring unit comprises a third judging module, a first monitoring module and a second monitoring module;
the third judging module is used for determining a transmission channel of the flow data, wherein the transmission channel comprises the broadband ad hoc network and the narrowband ad hoc network;
if the flow data is transmitted by using a broadband channel of the broadband ad hoc network, the first monitoring module monitors the running state of the broadband ad hoc network; the instruction information of the first monitoring module is transmitted through the narrow-band channel;
and if the flow data are transmitted by using a narrow-band channel of the narrow-band ad hoc network, the second monitoring module monitors the running state of the narrow-band ad hoc network, wherein the instruction information of the second monitoring module is transmitted through the wide-band channel.
5. The ad-hoc network communication system according to claim 1, wherein: the ad hoc network communication system further comprises a power management unit; the power management unit comprises a fourth judgment module and a power management module;
the fourth judging module is configured to determine a transmission channel of the traffic data, where the transmission channel includes the broadband ad hoc network and the narrowband ad hoc network;
if the flow data are transmitted by using a broadband channel of the broadband ad hoc network, the power supply management module sends a first power supply mode instruction to a power supply module of the communication device so as to drive the power supply module to start a first power supply mode;
if the flow data are transmitted by using a narrow-band channel of the narrow-band ad hoc network, the power supply management module sends a second power supply mode instruction to a power supply module of the communication device so as to drive the power supply module to start a second power supply mode;
wherein the supply power of the second supply mode is smaller than the first supply mode.
6. The ad-hoc network communication system according to claim 5, wherein: the second power supply mode instruction further comprises powering down a control circuit of the broadband ad hoc network to drive a microprocessor of the broadband ad hoc network to enter a sleep state.
7. The ad-hoc network communication system according to claim 1, wherein: and the intercommunication of the flow data is realized between the broadband ad hoc network and the narrowband ad hoc network through an RS232 and TTL serial port.
8. An ad hoc network communication method, characterized in that: the method comprises the following steps:
when the communication device has the flow data input to the broadband ad hoc network and transmits the flow data by utilizing the broadband signal of the broadband ad hoc network, judging whether the flow data is smaller than a preset flow value;
and if the flow data is smaller than a preset flow value, switching to the narrowband ad hoc network, and transmitting the flow data by using a narrowband channel of the narrowband ad hoc network.
9. A mobile terminal, characterized in that the mobile terminal comprises: a processor, a memory and an ad hoc network communication program stored on the memory and operable on the processor, the ad hoc network communication program when executed by the processor implementing the steps of the ad hoc network communication method of claim 7.
10. A computer storage medium having stored thereon an ad-hoc network communication program which, when executed by a processor, implements the steps of the ad-hoc network communication method of claim 7.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111076610.6A CN113660706A (en) | 2021-09-14 | 2021-09-14 | Ad hoc network communication system, ad hoc network communication method, mobile terminal, and computer storage medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111076610.6A CN113660706A (en) | 2021-09-14 | 2021-09-14 | Ad hoc network communication system, ad hoc network communication method, mobile terminal, and computer storage medium |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113660706A true CN113660706A (en) | 2021-11-16 |
Family
ID=78483724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111076610.6A Pending CN113660706A (en) | 2021-09-14 | 2021-09-14 | Ad hoc network communication system, ad hoc network communication method, mobile terminal, and computer storage medium |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113660706A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117135304A (en) * | 2023-09-13 | 2023-11-28 | 联通沃音乐文化有限公司 | Video superposition method, device, equipment and medium for two-way call |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107529211A (en) * | 2017-07-03 | 2017-12-29 | 全球能源互联网研究院 | A kind of wireless communication system and method |
CN107708167A (en) * | 2017-09-06 | 2018-02-16 | 大唐终端技术有限公司 | Terminal, system and its communication means of wide and narrow strip communication can adaptively be switched |
CN108156636A (en) * | 2017-12-15 | 2018-06-12 | 海能达通信股份有限公司 | Wide bandwidth base station, converged CN, terminal and its corresponding wide and narrow strip system switching method |
CN109149781A (en) * | 2018-11-08 | 2019-01-04 | 国网江苏省电力有限公司南通供电分公司 | A kind of domestic electric network intelligent management system based on new energy |
CN110072259A (en) * | 2018-01-22 | 2019-07-30 | 海能达通信股份有限公司 | A kind of wide and narrow strip converged communication method and relevant apparatus |
CN110677170A (en) * | 2019-09-18 | 2020-01-10 | 湖南智领通信科技有限公司 | Ad hoc network communication device and method with wide-band and narrow-band integration |
CN113038509A (en) * | 2021-03-02 | 2021-06-25 | 江苏和正特种装备有限公司 | Wireless networking method combining wide and narrow band channels |
-
2021
- 2021-09-14 CN CN202111076610.6A patent/CN113660706A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107529211A (en) * | 2017-07-03 | 2017-12-29 | 全球能源互联网研究院 | A kind of wireless communication system and method |
CN107708167A (en) * | 2017-09-06 | 2018-02-16 | 大唐终端技术有限公司 | Terminal, system and its communication means of wide and narrow strip communication can adaptively be switched |
CN108156636A (en) * | 2017-12-15 | 2018-06-12 | 海能达通信股份有限公司 | Wide bandwidth base station, converged CN, terminal and its corresponding wide and narrow strip system switching method |
CN110072259A (en) * | 2018-01-22 | 2019-07-30 | 海能达通信股份有限公司 | A kind of wide and narrow strip converged communication method and relevant apparatus |
CN109149781A (en) * | 2018-11-08 | 2019-01-04 | 国网江苏省电力有限公司南通供电分公司 | A kind of domestic electric network intelligent management system based on new energy |
CN110677170A (en) * | 2019-09-18 | 2020-01-10 | 湖南智领通信科技有限公司 | Ad hoc network communication device and method with wide-band and narrow-band integration |
CN113038509A (en) * | 2021-03-02 | 2021-06-25 | 江苏和正特种装备有限公司 | Wireless networking method combining wide and narrow band channels |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117135304A (en) * | 2023-09-13 | 2023-11-28 | 联通沃音乐文化有限公司 | Video superposition method, device, equipment and medium for two-way call |
CN117135304B (en) * | 2023-09-13 | 2024-05-17 | 联通沃音乐文化有限公司 | Video superposition method, device, equipment and medium for two-way call |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108196750B (en) | Screen interface screenshot method and device and computer-readable storage medium | |
CN109890022B (en) | Data transmission control method, mobile terminal and computer readable storage medium | |
CN110784898A (en) | Network switching method, mobile terminal and computer readable storage medium | |
CN112822538A (en) | Screen projection display method, screen projection device, terminal and storage medium | |
CN108307433B (en) | Wireless hotspot sharing method, mobile terminal and computer readable storage medium | |
CN110198379B (en) | Mobile terminal control method, mobile terminal, and computer-readable storage medium | |
CN110069167B (en) | Touch point cleaning method, mobile terminal and computer readable storage medium | |
CN112689323A (en) | Specific absorption rate control method, terminal and computer readable storage medium | |
CN112399215A (en) | Screen projection parameter regulation and control method and device and computer readable storage medium | |
CN108563388B (en) | Screen operation method, mobile terminal and computer-readable storage medium | |
CN108600489B (en) | Earphone, calibration method of loudspeaker, mobile terminal and readable storage medium | |
CN112261535A (en) | Major-minor switching method and device for wireless earphone and readable storage medium | |
CN110677897B (en) | Network search control method, terminal and computer readable storage medium | |
CN113131226A (en) | Multi-input multi-output antenna system, antenna control method and mobile terminal | |
CN112423102A (en) | Small window screen projection control method and device and computer readable storage medium | |
CN110191477B (en) | Network search control method, terminal and computer readable storage medium | |
CN112604281A (en) | Game visual field control method, mobile terminal and computer readable storage medium | |
CN113660706A (en) | Ad hoc network communication system, ad hoc network communication method, mobile terminal, and computer storage medium | |
CN112766444A (en) | Antenna tuning method and device for electronic price tag, terminal and storage medium | |
CN111970738A (en) | Network switching control method, equipment and computer readable storage medium | |
CN112437472A (en) | Network switching method, equipment and computer readable storage medium | |
CN108897417B (en) | Working mode adjusting method, mobile terminal and computer readable storage medium | |
CN108543306B (en) | Game brightness control method and device and computer readable storage medium | |
CN112333326B (en) | Screen projection display control method and device and computer readable storage medium | |
CN113988237A (en) | Electronic price tag communication control method, electronic price tag communication control equipment and computer readable storage medium |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211116 |