CN109151710A - A kind of communication means, the network equipment and computer readable storage medium - Google Patents
A kind of communication means, the network equipment and computer readable storage medium Download PDFInfo
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- CN109151710A CN109151710A CN201810933695.7A CN201810933695A CN109151710A CN 109151710 A CN109151710 A CN 109151710A CN 201810933695 A CN201810933695 A CN 201810933695A CN 109151710 A CN109151710 A CN 109151710A
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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
- H04W4/02—Services making use of location information
- H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
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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]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
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- 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
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Abstract
The embodiment of the present application discloses a kind of communication means, the network equipment and computer readable storage medium, this method comprises: receiving the connection request of at least two terminals；It based on connection request, is attached at least two terminals, and obtains at least two signal parameters of at least two terminals；Based at least two signal parameters, the communication distance range between the every two terminal at least two terminals is determined；Based on communication distance range, realize that the equipment between every two terminal is communicated with equipment.
Description
Technical field
This application involves the device-to-device communication technologys more particularly to a kind of communication means, net in wireless communication field
Network equipment and computer readable storage medium.
Background technique
Following the 5th third-generation mobile communication technology (5G, the 5th-Generation) communication can promote office, family, public
Interconnection agreement (IP, Internet Protocol) service between local network under hot spot or outdoor environment, is realized local
Access.And the most brief use-case of locality connection or local IP access is straight between even hundred meters of ten meters of distance of short-range terminal
The mode of row communication is tapped into, i.e. device-to-device (D2D, Device-to-Device) communicates, i.e., logical between terminal and terminal
Letter.
Current D2D communication can wrap containing the communication between various communication equipments, by taking communication equipment is terminal as an example into
Row explanation, when calling terminal needs to carry out D2D communication with called terminal, calling terminal is first established with the network equipment (i.e. base station)
Connection, base station allocation of communication channels is to calling terminal, then, the calling terminal using the communication channel realize with called terminal it
Between communication connection, to be communicated.
However, the information exchange between base station and calling terminal needs to occupy regular hour and resource, and caller is whole
End finds the process that called terminal is communicated and is also required to time and information exchange, increases terminal in this way and realizes D2D communication
Power consumption.
Summary of the invention
The embodiment of the present application provides a kind of and a kind of communication means, the network equipment and computer readable storage medium, energy
The power consumption of communication equipment when enough reducing D2D communication.
The technical solution of the application is achieved in that
In a first aspect, the embodiment of the present application provides a kind of communication means, which comprises
Receive the connection request of at least two terminals；
It based on the connection request, is attached at least two terminal, and obtains at least two terminal
At least two signal parameters；
Based at least two signal parameter, the communication between the every two terminal at least two terminal is determined
Distance range；
Based on the communication distance range, realize that the equipment between the every two terminal is communicated with equipment.
In the above scheme, described to be based at least two signal parameter, it determines every at least two terminal
Communication distance range between two terminals, comprising:
Based at least two signal parameter, determine that itself at least connects communication between at least two terminals respectively
Distance；
Based on the every two communication distance at least two communication distance, at least one communication distance range is determined.
In the above scheme, the every two communication distance based at least two communication distance determines at least
One communication distance range, comprising:
Obtain the distance and and range difference of the every two communication distance at least two communication distance；
And, the upper limit of at least one communication distance range is determined, and according to the distance according to the distance
Difference, determines the lower limit of at least one communication distance range, to obtain at least one described communication distance range.
In the above scheme, described to be based on the communication distance range, realize equipment between the every two terminal with
Equipment communication, comprising:
It is real when there is the first distance range for being less than or equal to default communication distance threshold value in the communication distance range
Equipment in existing at least two terminal between two terminals corresponding with the first distance range is communicated with equipment.
In the above scheme, described to be based on the communication distance range, realize equipment between the every two terminal with
Equipment communication, comprising:
When in the communication distance range there is no the first distance range for presetting communication distance condition is less than or equal to,
Keep the connection status at least two terminal.
In the above scheme, described to realize two ends corresponding with the first distance range at least two terminal
Equipment between end is communicated with equipment, comprising:
Distribution resource and transimission power give the corresponding described two terminals of the first distance range, realize described two
Terminal carries out the equipment using the resource and the transimission power and communicates with equipment.
Second aspect, the embodiment of the present application provide a kind of network equipment, and the network equipment includes:
Receiving unit, for receiving the connection request of at least two terminals；
Connection unit, for being attached at least two terminal based on the connection request,
Acquiring unit, for obtaining at least two signal parameters of at least two terminal after the completion of connection；
Determination unit determines the every two at least two terminal for being based at least two signal parameter
Communication distance range between terminal；
Communication unit realizes the equipment and equipment between the every two terminal for being based on the communication distance range
Communication.
In the above-mentioned network equipment, the determination unit is specifically used for being based at least two signal parameter, true respectively
It is fixed itself at least to connect a communication distance between at least two terminals；And based on every at least two communication distance
Two communication distances determine at least one communication distance range.
In the above-mentioned network equipment, the determination unit, also particularly useful in acquisition at least two communication distance
The distance of the every two communication distance and and range difference；And according to the distance and, determine at least one described communication
The upper limit of distance range, and according to the range difference, determine the lower limit of at least one communication distance range, thus
To at least one described communication distance range.
In the above-mentioned network equipment, the communication unit, be less than specifically for existing in the communication distance range or
Equal to default communication distance threshold value first distance range when, realize at least two terminal with the first distance range
Equipment between corresponding two terminals is communicated with equipment.
In the above-mentioned network equipment, the communication unit, specifically for when there is no be less than in the communication distance range
Or equal to default communication distance condition first distance range when, keep and the connection status of at least two terminal.
In the above-mentioned network equipment, the communication unit gives described the also particularly useful for distribution resource and transimission power
The corresponding described two terminals of one distance range realize that described two terminals carry out institute using the resource and the transimission power
Equipment is stated to communicate with equipment.
The third aspect, the embodiment of the present application provide a kind of network equipment, and the network equipment includes: processor, storage
Device, radio circuit and communication bus, the memory, the radio circuit and the processor are connected by the communication bus
It connects；
The memory has communication relative program for being stored with the processor-executable instruction or operation；
The radio circuit is also used to carry out sending and receiving for signal or instruction；
The processor for calling the communication relative program of the memory storage, and executes above-mentioned communication means.
Fourth aspect, the embodiment of the present application provide a kind of computer readable storage medium, are applied in the network equipment, institute
Stating computer-readable recording medium storage has one or more to communicate relative program, the related journey of one or more of communications
Sequence can be executed by one or more processor, to realize above-mentioned communication means.
The embodiment of the present application provides a kind of communication means, the network equipment and computer storage medium, by receiving at least
The connection request of two terminals；It based on connection request, is attached at least two terminals, and obtains at least two terminals extremely
Few two signal parameters；Based at least two signal parameters, the communication between the every two terminal at least two terminals is determined
Distance range；Based on communication distance range, realize that the equipment between every two terminal is communicated with equipment.It realizes using the above scheme
Technology all carry out the acquisition of signal parameter since the network equipment can connect terminal for it, with determine the network equipment and and
Its distance between each terminal connected determines the distance between every two terminal range based on above-mentioned distance, based on away from
It is assured which two terminal can directly carry out D2D and communicate from range, thus realize the D2D communication of two terminals,
There is the network equipment to determine which two terminal can directly carry out D2D communication, reduce D2D request processing and the time of terminal side,
To reduce power consumption when terminal progress equipment is communicated with equipment.
Detailed description of the invention
Fig. 1 is a kind of architecture diagram of communication system provided by the embodiments of the present application；
Fig. 2 is a kind of schematic diagram of illustrative communication mode provided by the embodiments of the present application；
Fig. 3 is a kind of flow chart one of communication means provided by the embodiments of the present application；
Fig. 4 is a kind of flowchart 2 of communication means provided by the embodiments of the present application；
Fig. 5 is a kind of illustrative triangle position schematic diagram provided by the embodiments of the present application；
Fig. 6 is a kind of structural schematic diagram one of the network equipment provided by the embodiments of the present application；
Fig. 7 is a kind of structural schematic diagram two of the network equipment provided by the embodiments of the present application.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application is described, and is shown
So, described embodiment is a part of the embodiment of the application, instead of all the embodiments.Based on the implementation in the application
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the application protection.
A kind of communication means provided by the embodiments of the present application can be applied to various communication systems, such as: the whole world is mobile logical
(Global System of Mobile communication, the GSM) system, CDMA (Code Division of news
Multiple Access, CDMA) system, wideband code division multiple access (Wideband Code Division Multiple
Access, WCDMA) it system, General Packet Radio Service (General Packet Radio Service, GPRS), drills for a long time
Into (Long Term Evolution, LTE) system, LTE frequency division duplex (Frequency Division Duplex, FDD) system
System, LTE time division duplex (Time Division Duplex, TDD), Universal Mobile Communication System (Universal Mobile
Telecommunication System, UMTS), global interconnection inserting of microwave (Worldwide Interoperability
For Microwave Access, WiMAX) communication system or 5G system etc..
Illustratively, the communication system 100 of the embodiment of the present application application is as shown in Figure 1.Communication system 100 may include net
Network equipment 110, the network equipment 110 can be the equipment communicated with terminal device 120 (or being communication terminal, terminal).Network
Equipment 110 can provide communication overlay for specific geographic area, and can be with the terminal device in the overlay area
It is communicated.Optionally, which can be base station (the Base Transceiver in gsm system or cdma system
Station, BTS), it is also possible to the base station (NodeB, NB) in WCDMA system, can also be the evolved base in LTE system
Stand (Evolutional Node B, eNB or eNodeB) or cloud Radio Access Network (Cloud Radio Access
Network, CRAN) in wireless controller or the network equipment can be mobile switching centre, relay station, access point, vehicle
Carry equipment, wearable device, hub, interchanger, bridge, router, the network side equipment in 5G network or the following evolution
Public land mobile network (Public Land Mobile Network, PLMN) in the network equipment etc..
Communication system 100 further includes at least one terminal device 120 in 110 coverage area of the network equipment.As
" terminal device " as used herein includes but is not limited to connect via Wireline, such as via Public Switched Telephone Network
(Public Switched Telephone Networks, PSTN), digital subscriber line (Digital Subscriber
Line, DSL), digital cable, Direct cable connection；And/or another data connection/network；And/or via wireless interface, e.g.,
For the number of cellular network, WLAN (Wireless Local Area Network, WLAN), such as DVB-H network
TV network, satellite network, AM-FM broadcasting transmitter；And/or reception/transmission the communication that is configured to of another terminal device is believed
Number device；And/or Internet of Things (Internet of Things, IoT) equipment.It is configured to the end by radio interface communication
End equipment can be referred to as " wireless communication terminal ", " wireless terminal " or " mobile terminal ".The example of mobile terminal includes but not
It is limited to satellite or cellular phone；It can be with of combination cellular radio telephone and data processing, fax and communication ability
People's communication system (Personal Communications System, PCS) terminal；May include radio telephone, pager,
The Internet/intranet access, Web browser, memo pad, calendar and/or global positioning system (Global Positioning
System, GPS) receiver PDA；And conventional laptop and/or palmtop receiver or including radiotelephone transceiver
Other electronic devices.Terminal device can refer to the accession to terminal, user equipment (User Equipment, UE), subscriber unit, use
Family station, movement station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless telecom equipment, Yong Hudai
Reason or user apparatus.Access terminal can be cellular phone, wireless phone, session initiation protocol (Session Initiation
Protocol, SIP) phone, wireless local loop (Wireless Local Loop, WLL) stand, personal digital assistant
(Personal Digital Assistant, PDA), the handheld device with wireless communication function calculate equipment or are connected to
Other processing equipments, mobile unit, wearable device, the terminal device in 5G network or the future of radio modem drill
Into PLMN in terminal device etc..
Optionally, it can carry out that terminal is direct-connected or equipment communicates (Device to equipment between terminal device 120
Device, D2D) communication.
The application scenarios of the embodiment of the present application are the realization of the equipment and the foundation of equipment communication link when carrying out D2D communication.
Wherein, D2D communication is a kind of direct communication technology of device-to-device, is exactly with the most important difference of cellular communication
The transfer of the network equipment such as base station is not needed in communication process.Equipment in the application refers to terminal, which both can be with
It is the mobile portable phone or other equipment in Human-Human communication, is also possible in Machine-to-Machine communication
Machinery equipment, the embodiment of the present application is with no restriction.
The introduction of D2D communication is carried out by taking cellular network as an example below.
Assuming that a general cellular network, cell centre is configured with the base station (network equipment) of an omnidirectional antenna, should
Network utilizes OFDM technology, and a series of subcarrier that frequency spectrum resource is divided into mutual steamed dumplings is distributed to different terminals, utilizes
Interference will not be generated between the terminal of orthogonal resource.In this way, it is illustrative, as shown in Fig. 2, terminal 1 and terminal 2 are with honeycomb mode
Communication, terminal 3 and terminal 4 are with D2D pattern communication, that is to say, that the terminal in cellular network is divided into two kinds at this time:
(1), legacy cellular terminal does not allow direct communication between terminal by base station communication between this terminal；
(2), D2D terminal, this terminal communicate directly with one another, and can also carry out cellular communication, and can be realized 2 kinds
The switching of communication pattern.
A kind of communication means provided by the present application is namely based on what D2D communication carried out, is specifically described below.
Embodiment one
The embodiment of the present application provides a kind of communication means, as shown in figure 3, being applied in the network equipment, this method can be with
Include:
S101, the connection request for receiving at least two terminals.
S102, it is based on connection request, is attached at least two terminals, and obtain at least two of at least two terminals
Signal parameter.
S103, at least two signal parameters are based on, determine communication between the every two terminal at least two terminals away from
From range.
S104, it is based on communication distance range, realizes that the equipment between every two terminal is communicated with equipment.
In the embodiment of the present application, it when terminal wants to carry out D2D communication, needs to build with the network equipment for its service
Vertical communication connection.So, for the network equipment, the connection request of the terminal in the network equipment coverage area be might have
Very much, when the network equipment can receive the connection request of multiple terminals, i.e., the network equipment can receive at least two
The connection request of terminal, the network equipment can carry out communication means process provided by the embodiments of the present application.
It should be noted that terminal in the embodiment of the present application is the communication equipment with D2D function, terminal want into
When row D2D is communicated, can conversate request to the network equipment, it can be understood as the network equipment, which has received, to be wanted to carry out D2D
The connection request of at least two terminals of communication.
In the embodiment of the present application, the network equipment can carry out communication link connection with the terminal that it is serviced, to carry out end
Signaling or information exchange between end and the network equipment.
It is understood that the embodiment of the present application is that the network equipment needs the connection request based on multiple terminals, and then sentences
Whether can be carried out in scene as D2D between multiple terminal of breaking, therefore, it is desirable to carry out provided by the embodiments of the present application
The premise of communication means must be that the network equipment starts to execute communication provided by the present application when can receive at least two terminals
Process.
In the embodiment of the present application, the network equipment is after the connection request for receiving at least two terminals, the network equipment
Based on above-mentioned connection request, the foundation of communication link can be carried out with each terminal at least two terminal, is completed establishing
Communication link on available at least two terminal metrical information, which can obtain respectively from metrical information
To corresponding at least two signal parameter of at least two terminal, wherein each terminal has oneself corresponding signal parameter, and one
One-to-one correspondence.
In the embodiment of the present application, each signal parameter at least two signal parameters may include: signal quality, letter
(i.e. each terminal can correspond to one group of signal parameter, net at least one data in number intensity and other communication signal parameters
The available at least two groups signal parameter of network equipment), the embodiment of the present application is with no restriction.
For the network equipment after getting corresponding at least two signal parameter of at least two terminals, which can be with
Based at least two signal parameters are obtained, the communication between the every two terminal and the network equipment at least two terminals is obtained
Distance range, the i.e. network equipment are available to arrive multiple communication distance ranges (between the every two terminal at least two terminals
Communication distance range).
In the embodiment of the present application, the network equipment can first be based at least two signal parameters, determine that terminal is set with network
It is the distance between standby, then determine the communication distance range between every two terminal.
In this way, the network equipment can be realized between every two terminal based at least one communication distance range of acquisition
Equipment is communicated with equipment.
In the embodiment of the present application, the network equipment can be according at least one communication distance range of acquisition, so that it may real
Equipment between existing every two terminal is communicated with equipment.
It should be noted that in the embodiment of the present application, between terminal in the presence of can carry out D2D communication apart from the upper limit,
I.e. default communication distance threshold value.The network equipment determined between every two terminal apart from communication range and default communication distance
Relationship between threshold value, so that it may carry out that D2D communication can be carried out between every two terminal between which terminal, which cannot
D2D is carried out to communicate.
Specifically, the network equipment is based on communication distance range in a kind of communication means provided by the embodiments of the present application, realize
The process that equipment between every two terminal is communicated with equipment may include: S1041-S1042.It is as follows:
S1041, when there is the first distance range for being less than or equal to default communication distance threshold value in communication distance range,
Realize that the equipment at least two terminals between two terminals corresponding with first distance range is communicated with equipment.
In at least one communication distance range that the network equipment obtains, communication distance threshold is preset if there is being less than or equal to
The first distance range of value, then just characterizing the distance between two terminals corresponding with first distance range is to meet D2D to lead to
Letter, the equipment at least two terminals between two terminals corresponding with first distance range may be implemented and communicated with equipment.
In this way, the network equipment can distribute resource and transimission power gives corresponding two terminals of first distance range,
Realize that two terminals carry out equipment using resource and transimission power and communicate with equipment.
In the embodiment of the present application, the network equipment is after having determined and can carry out D2D communication between two terminals, so that it may
To carry out D2D allocation of communications resource to two terminals.
It should be noted that the network equipment needs when to two terminal distribution resources for carrying out D2D communication according to cell
Signal intelligence, existing channel state and cell other terminals location information determine whether reuse pattern user provides for D2D communication
Source, or communicated using orthogonal resource.When network equipment uses reuse pattern user resources, need to consider to be in multiplexing
Which terminal or the resource of user in row resource or downlink resource and reuse pattern.
It is understood that due to be multiplexed from carry out D2D the farther away community user of terminal frequency deviation resource can bring compared with
Small co-channel interference, therefore, the resource allocation algorithm based on this principle can greatly promote communication system performance.
Below by taking cellular network as an example, illustrate.
The network equipment can be by the resource and cellular network of distributing to D2D communication using identical network, can be according to nothing
Line resource management (RRM, Radio Resource Management) algorithm coordinates the resource of D2D communication and cellular network, real
Existing high resource utilization.Wherein, the network equipment with terminal when connecting at the beginning, so that it may using centralized interference measurement side
Method orders each terminal to execute channel quality measurement, and the resource point of D2D communication is then carried out according to metrical information and RRM algorithm
Match.
It should be noted that in the embodiment of the present application, centralized interference measurement is to control D2D connection by the network equipment,
The metrical information reported by terminal, to get the mode of the information of all links.
Further, the network equipment can also determine the biography of two terminals of D2D communication when carrying out resource allocation
Defeated power, so that two terminals can use resource and transimission power carries out equipment and communicates with equipment.
S1042, when there is no the first distance ranges for being less than or equal to default communication distance condition in communication distance range
When, keep the connection status at least two terminals.
In at least one communication distance range that the network equipment obtains, communication distance is preset if there is no being less than or equal to
The first distance range of threshold value, then just characterizing the distance between two terminals corresponding with first distance range is not meet
D2D communication, it is not possible to which the equipment for realizing two terminals is communicated with equipment, then needing to keep and at least two terminals at this time
Connection status, can be with if the network equipment can also receive the connection request of other terminals in this way, whithin a period of time
Communication means provided by the embodiments of the present application is carried out at least two terminals again and realizes that D2D is communicated.
It should be noted that S1041 and S1042 are latter two optional steps of S103, the net in the embodiment of the present application
Network equipment judges the selection and execution of progress S1041 and S1042 according to physical condition, and the application does not limit and executes sequence.
It is understood that since the network equipment can connect the acquisition that terminal all carries out signal parameter for it, with true
Make the network equipment with and its distance between each terminal for connecting, determined between every two terminal based on above-mentioned distance
Distance range is assured which two terminal can directly carry out D2D and communicate based on distance range, to realize this two
The D2D of terminal is communicated, and has the network equipment to determine which two terminal can directly carry out D2D communication, the D2D for reducing terminal side is asked
Processing and time are asked, to reduce power consumption when terminal progress equipment is communicated with equipment.
Embodiment two
Same inventive concept based on embodiment one, the embodiment of the present application provide a kind of communication means, are based on Fig. 3, such as
Shown in Fig. 4, the network equipment in this method is based at least two signal parameters, determines the every two terminal at least two terminals
Between the process of communication distance range may include: S1031-S1032.It is as follows:
S1031, at least two signal parameters are based on, determine that itself at least connects a lead between at least two terminals respectively
Communication distance.
S1032, based on the every two communication distance at least two communication distances, determine at least one communication distance model
It encloses.
For the network equipment after getting corresponding at least two signal parameter of at least two terminals, which can be with
Based at least two signal parameters are obtained, the communication between the every two terminal and the network equipment at least two terminals is obtained
Distance range, the i.e. network equipment are available to arrive multiple communication distance ranges (between the every two terminal at least two terminals
Communication distance range).
In the embodiment of the present application, the network equipment can first be based at least two signal parameters, determine that terminal is set with network
It is the distance between standby, then determine the communication distance range between every two terminal.
It should be noted that in the embodiment of the present application, the network equipment can determine terminal and network according to signal strength
The distance between equipment can also determine the distance between terminal and the network equipment according to signal transmitting and receiving time and transmission power,
The embodiment of the present application does not limit the network equipment in such a way that signal parameter determines the distance between terminal and the network equipment.
In the embodiment of the present application, at least connecting between each terminal of at least two terminals and the network equipment is being determined
After a communication distance, the network equipment determines at least one communication based on the every two communication distance at least two communication distances
Distance range.
In the embodiment of the present application, the network equipment is determined based on the every two communication distance at least two communication distances
At least one communication distance range, comprising: obtain at least two communication distances in every two communication distance distance and and
Range difference；And, the upper limit of at least one communication distance range is determined, and according to range difference, determine at least according to distance
The lower limit of one communication distance range, to obtain at least one communication distance range.
That is, the network equipment can carry out at least one communication distance range really according to the specific principle of triangle
It is fixed.The network equipment is greater than third side using the sum of both sides of triangle, and the principle that the difference on both sides is less than third side is determined at least
One communication distance range.
It should be noted that every two terminal and the network equipment constitute a triangle, between terminal and the network equipment
Communication distance be triangle both sides, communication distance between terminal and terminal is the third side of triangle, in this way, network is set
It is standby can be by the sum of each terminal in every two terminal and the communication distance between the network equipment leading to as the two terminals
The upper limit of communication distance, using each terminal in every two terminal and the absolute value of the difference of the communication distance between the network equipment as
The lower limit of the communication distance of the two terminals determines that the communication distance range handled between the two terminals in this way.
Illustratively, the network equipment obtains the corresponding 3 groups of signal strengths of 3 terminals (assuming that signal parameter is that signal is strong
Degree), wherein 3 terminals are terminal A, terminal B and terminal C, and corresponding signal strength is signal strength A, signal strength B and letter
Number intensity C is based on preset signal strength and distance model, so that it may calculate the distance between terminal A and network equipment in this way
A, the distance between terminal B and the network equipment B and the distance between terminal C and the network equipment C, then, the network equipment is true
Determine terminal A and terminal B communication distance range [| A-B |, A+B] and terminal A and terminal C communication distance range [| A-C |,
A+C], the communication distance range of terminal C and terminal B [| B-C |, B+C].
Illustratively, as shown in figure 5, the communication distance between terminal A and the network equipment is S1, terminal B and the network equipment
Between communication distance be S2, communication distance between terminal A and terminal B is S, then the corresponding communication distance range of S be [|
A-B |, A+B].
The explanation of preset signal strength and distance model is carried out by taking rssi signal strength as an example below, but the application is not
It is only limitted to such case, as long as the algorithm of distance between terminal and the network equipment can be obtained based on signal parameter.
Wherein, preset signal strength and distance model are formula (1), as follows:
D=10 ((abs (rssi)-A)/(10*n)) (1)
Wherein, d is the distance of output, and rssi be the signal strength obtained, and A is when terminal and the network equipment are separated by 1 meter
Preset signal strength, n are the default environmental attenuation factor.
Illustratively, signal strength A, signal strength B and signal strength C can be substituted into formula (1) by the network equipment respectively
In, corresponding output distance A, distance B and distance C.
It is understood that since the network equipment can connect the acquisition that terminal all carries out signal parameter for it, with true
Make the network equipment with and its distance between each terminal for connecting, determined between every two terminal based on above-mentioned distance
Distance range is assured which two terminal can directly carry out D2D and communicate based on distance range, to realize this two
The D2D of terminal is communicated, and has the network equipment to determine which two terminal can directly carry out D2D communication, the D2D for reducing terminal side is asked
Processing and time are asked, to reduce power consumption when terminal progress equipment is communicated with equipment.
Embodiment three
Same inventive concept based on embodiment one and embodiment two, as shown in fig. 6, the embodiment of the present application provides one kind
The network equipment, the network equipment 1 include:
Receiving unit 10, for receiving the connection request of at least two terminals；
Connection unit 11, for being attached at least two terminal based on the connection request,
Acquiring unit 12, for obtaining at least two signal parameters of at least two terminal after the completion of connection；
Determination unit 13 determines every two at least two terminal for being based at least two signal parameter
Communication distance range between a terminal；
Communication unit 14, for based on the communication distance range, realizing the equipment between the every two terminal and setting
Standby communication.
In some embodiments of the present application, the determination unit 13 is specifically used for joining based at least two signal
Number determines that itself at least connects a communication distance between at least two terminals respectively；And based at least two communication
Every two communication distance in distance, determines at least one communication distance range.
In some embodiments of the present application, the determination unit 13 is communicated also particularly useful for obtaining described at least two
The distance of the every two communication distance in distance and and range difference；And according to the distance and, determine it is described at least
The upper limit of one communication distance range, and according to the range difference, determine under at least one described communication distance range
Limit, to obtain at least one described communication distance range.
In some embodiments of the present application, the communication unit 14, specifically for being deposited when in the communication distance range
When being less than or equal to the first distance range of default communication distance threshold value, realize at least two terminal with described first
Equipment between corresponding two terminals of distance range is communicated with equipment.
In some embodiments of the present application, the communication unit 14 is specifically used for working as in the communication distance range not
When in the presence of the first distance range for being less than or equal to default communication distance condition, the connection shape at least two terminal is kept
State.
In some embodiments of the present application, the communication unit 14 is given also particularly useful for distribution resource and transimission power
Described two terminals corresponding with the first distance range realize described two terminals using in the resource and transimission power
The equipment is carried out to communicate with equipment.
In practical applications, above-mentioned connection unit 11, acquiring unit 12 and determination unit 13 can be by the network equipments
Manage device 15 realize, be specifically as follows central processing unit (CPU, Central Processing Unit), microprocessor (MPU,
Microprocessor Unit), digital signal processor (DSP, Digital Signal Processing) or scene can compile
Journey gate array (FPGA, Field Programmable Gate Array) etc.；Above-mentioned receiving unit 11 and communication unit 14 are by penetrating
Frequency circuit 16 is realized；The network equipment 1 further includes memory 17, and the embodiment of the present application is with no restriction.
Therefore, as shown in fig. 7, the embodiment of the present application provides a kind of network equipment, the network equipment includes: processor
15, memory 17, radio circuit 16 and communication bus 18, the memory 17, the radio circuit 16 and the processor 15
It is connected by the communication bus 18；
The memory 17 has communication relative program for being stored with 15 executable instruction of processor or operation；
The radio circuit 16 is also used to carry out sending and receiving for signal or instruction；
The processor 15, the communication relative program for calling the memory 17 to store, and execute one He of embodiment
Communication means described in any embodiment in embodiment two.It is understood that since the network equipment can be for its connection eventually
End all carries out the acquisition of signal parameter, with determine the network equipment with and its distance between each terminal for connecting, be based on upper
It states distance and determines the distance between every two terminal range, be assured which two terminal can be direct based on distance range
Carry out D2D communicate, thus realize two terminals D2D communication, have the network equipment determine any two terminals can directly into
Row D2D communication reduces D2D request processing and the time of terminal side, so that reducing terminal carries out equipment when communicating with equipment
Power consumption.
In addition, each component part in the present embodiment can integrate in one processing unit, it is also possible to each list
Member physically exists alone, and can also be integrated in one unit with two or more units.Above-mentioned integrated unit both can be with
Using formal implementation of hardware, can also be realized in the form of software function module.
If the integrated unit realizes that being not intended as independent product is sold in the form of software function module
Or in use, can store in a computer readable storage medium, based on this understanding, the technical side of the present embodiment
Substantially all or part of the part that contributes to existing technology or the technical solution can be produced case in other words with software
The form of product embodies, which is stored in a storage medium, including some instructions are used so that one
Platform computer equipment (can be personal computer, server or the network equipment etc.) or processor (processor) execute sheet
The all or part of the steps of embodiment the method.And storage medium above-mentioned include: magnetic RAM (FRAM,
Ferromagnetic random access memory), read-only memory (ROM, Read Only Memory), it is programmable only
Read memory (PROM, Programmable Read-Only Memory), Erasable Programmable Read Only Memory EPROM (EPROM,
Erasable Programmable Read-Only Memory), electrically erasable programmable read-only memory (EEPROM,
Electrically Erasable Programmable Read-Only Memory), flash memory (Flash
Memory), magnetic surface storage, CD or CD-ROM (CD-ROM, Compact Disc Read-Only Memory) etc.
The various media that can store program code, the embodiment of the present application is with no restriction.
In this way, fourth aspect, the embodiment of the present application provides a kind of computer readable storage medium, is applied to the network equipment
In, the computer-readable recording medium storage has one or more to communicate relative program, one or more of communications
Relative program can be executed by one or more processor, to realize in embodiment one and embodiment two described in any embodiment
Communication means.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, the shape of hardware embodiment, software implementation or embodiment combining software and hardware aspects can be used in the application
Formula.Moreover, the application, which can be used, can use storage in the computer that one or more wherein includes computer usable program code
The form for the computer program product implemented on medium (including but not limited to magnetic disk storage and optical memory etc.).
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
The above, only this preferred embodiment, are not intended to limit this protection scope.
Claims (14)
1. a kind of communication means, which is characterized in that the described method includes:
Receive the connection request of at least two terminals；
It based on the connection request, is attached at least two terminal, and obtains at least two terminal at least
Two signal parameters；
Based at least two signal parameter, the communication distance between the every two terminal at least two terminal is determined
Range；
Based on the communication distance range, realize that the equipment between the every two terminal is communicated with equipment.
2. determining institute the method according to claim 1, wherein described be based at least two signal parameter
State the communication distance range between the every two terminal at least two terminals, comprising:
Based at least two signal parameter, determine respectively communicate itself at least connecting between at least two terminals away from
From；
Based on the every two communication distance at least two communication distance, at least one communication distance range is determined.
3. according to the method described in claim 2, it is characterized in that, every two based at least two communication distance
A communication distance determines at least one communication distance range, comprising:
Obtain the distance and and range difference of the every two communication distance at least two communication distance；
And, the upper limit of at least one communication distance range is determined, and according to the range difference, really according to the distance
The lower limit of at least one communication distance range is made, to obtain at least one described communication distance range.
4. being realized described every the method according to claim 1, wherein described be based on the communication distance range
Equipment between two terminals is communicated with equipment, comprising:
When there is the first distance range for being less than or equal to default communication distance threshold value in the communication distance range, institute is realized
The equipment at least two terminals between two terminals corresponding with the first distance range is stated to communicate with equipment.
5. being realized described every the method according to claim 1, wherein described be based on the communication distance range
Equipment between two terminals is communicated with equipment, comprising:
When in the communication distance range there is no the first distance range for presetting communication distance condition is less than or equal to, keep
With the connection status of at least two terminal.
6. according to the method described in claim 4, it is characterized in that, described realize at least two terminal with described first
Equipment between corresponding two terminals of distance range is communicated with equipment, comprising:
Distribution resource and transimission power give the corresponding described two terminals of the first distance range, realize described two terminals
The equipment is carried out using the resource and the transimission power to communicate with equipment.
7. a kind of network equipment, which is characterized in that the network equipment includes:
Receiving unit, for receiving the connection request of at least two terminals；
Connection unit, for being attached at least two terminal based on the connection request,
Acquiring unit, for obtaining at least two signal parameters of at least two terminal after the completion of connection；
Determination unit determines the every two terminal at least two terminal for being based at least two signal parameter
Between communication distance range；
Communication unit realizes that the equipment between the every two terminal is communicated with equipment for being based on the communication distance range.
8. the network equipment according to claim 7, which is characterized in that
The determination unit is specifically used for being based at least two signal parameter, determines itself and at least two terminals respectively
Between at least connect communication distance；And it based on the every two communication distance at least two communication distance, determines extremely
A few communication distance range.
9. the network equipment according to claim 8, which is characterized in that
The determination unit, also particularly useful for the every two communication distance that obtains at least two communication distance away from
From with and range difference；And according to the distance and, determine the upper limit of at least one communication distance range, and according to
The range difference, determines the lower limit of at least one communication distance range, to obtain at least one described communication distance
Range.
10. the network equipment according to claim 7, which is characterized in that
The communication unit is less than or equal to default communication distance threshold value specifically for working as to exist in the communication distance range
When first distance range, setting between two terminals corresponding with the first distance range at least two terminal is realized
It is standby to be communicated with equipment.
11. the network equipment according to claim 7, which is characterized in that
The communication unit is specifically used for when there is no be less than or equal to default communication distance condition in the communication distance range
First distance range when, keep and the connection status of at least two terminal.
12. the network equipment according to claim 10, which is characterized in that
The communication unit gives the first distance range corresponding described two also particularly useful for distribution resource and transimission power
A terminal realizes that described two terminals are communicated with equipment using carrying out the equipment in the resource and the transimission power.
13. a kind of network equipment, which is characterized in that the network equipment includes: processor, memory, radio circuit and communication
Bus, the memory, the radio circuit and the processor are connected by the communication bus；
The memory has communication relative program for being stored with the processor-executable instruction or operation；
The radio circuit is also used to carry out sending and receiving for signal or instruction；
The processor for calling the communication relative program of the memory storage, and is executed as claim 1 to 6 is any
Communication means described in.
14. a kind of computer readable storage medium, which is characterized in that be applied in the network equipment, the computer-readable storage
Media storage has one or more to communicate relative program, and one or more of communication relative programs can be by one or more
A processor executes, to realize such as communication means as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810933695.7A CN109151710A (en) | 2018-08-16 | 2018-08-16 | A kind of communication means, the network equipment and computer readable storage medium |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810933695.7A CN109151710A (en) | 2018-08-16 | 2018-08-16 | A kind of communication means, the network equipment and computer readable storage medium |
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| CN109151710A true CN109151710A (en) | 2019-01-04 |
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