CN109041012A - Base station selecting method and system based on integrated communication and computing capability - Google Patents

Base station selecting method and system based on integrated communication and computing capability Download PDF

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Publication number
CN109041012A
CN109041012A CN201810955220.8A CN201810955220A CN109041012A CN 109041012 A CN109041012 A CN 109041012A CN 201810955220 A CN201810955220 A CN 201810955220A CN 109041012 A CN109041012 A CN 109041012A
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China
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data
base station
transmission
computing capability
integrated communication
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CN201810955220.8A
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Chinese (zh)
Inventor
梁洁
许潭约
陈智勇
夏斌
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Shanghai Jiaotong University
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Shanghai Jiaotong University
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Priority to CN201810955220.8A priority Critical patent/CN109041012A/en
Publication of CN109041012A publication Critical patent/CN109041012A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30Services specially adapted for particular environments, situations or purposes
    • H04W4/40Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H04W4/44Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00Routing or path finding of packets in data switching networks
    • H04L45/12Shortest path evaluation
    • H04L45/121Shortest path evaluation by minimising delays
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W40/00Communication routing or communication path finding
    • H04W40/02Communication route or path selection, e.g. power-based or shortest path routing
    • H04W40/12Communication route or path selection, e.g. power-based or shortest path routing based on transmission quality or channel quality
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W40/00Communication routing or communication path finding
    • H04W40/02Communication route or path selection, e.g. power-based or shortest path routing
    • H04W40/22Communication route or path selection, e.g. power-based or shortest path routing using selective relaying for reaching a BTS [Base Transceiver Station] or an access point

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The present invention provides a kind of base station selecting method and system based on integrated communication and computing capability, comprising: data collection steps: being acquired the environmental data of sending object by acquisition mode, is denoted as the first data;Base station selected step: selecting data transfer scheme according to the first data, obtains first base station according to data transfer scheme;Data transmission step: by the first data transmission to first base station;Data calculate step: first base station receives the first data, calculates the first data, obtains the second data;Data show step: first base station sends the second data to the data out terminal for receiving object, and data out terminal shows the second data.The present invention selects serving BS by link transmission total delay calculation, according to minimum transmission overall delay, and carries out MEC calculating to transmission data, improves the efficiency of transmission of AR information;Multi-user is enabled effectively to carry out AR information exchange by the base station.

Description

Base station selecting method and system based on integrated communication and computing capability
Technical field
The present invention relates to wireless AR field of information transmission, and in particular, to a kind of based on integrated communication and computing capability Base station selecting method and system.
Background technique
The accuracy of augmented reality (AR) application program is highly dependent at the calculating of resolution ratio and equipment of object images Reason ability.Therefore the intelligent movable equipment for being equipped with high-resolution camera becomes the optimal platform of portable AR service.In recent years With popularizing for intelligent machine, explosive growth is also presented in AR application.
AR technology is by a kind of information superposition of computer generation to human-computer interaction application in the real world.Usually use Family acquires source information in real world, and AR system gives the certain feedback of user after handling source file.Feedback result It often include that one is show to be on immediate when and where for two ways with the maximally related information of source file, another kind Virtual content is added in real world, or modifies existing object in such a way that user cannot be distinguished.
AR, which is applied, has computational intesiveness and delay sensitive, and the support that mobile device terminal applies AR at this stage is also It is more painstaking, therefore emerging mobile edge calculations (MEC) this concept would generally be introduced to solve the above problems.MEC is one It plants and moves edge calculations server by being arranged at the edge of mobile wireless access network, provide calculating for user, storage resource Emerging mode.A part of calculating task of user in coverage area can be transferred on MEC server and carry out by MEC server It calculates, calculation delay is reduced using the powerful computing resource of MEC server, to improve user experience.
It traditionally carries out information between user and is exchanged with each other not to be related to or it is only necessary to the computing resources of very little, therefore wireless Network selects and serving BS of the best base station of user radio link-quality as user, so that realizing user passes through the clothes The purpose for base station progress information exchange of being engaged in.But as stated above, it when need interaction between user is AR information, is based on The base station of MEC is not only as communication node, it is also necessary to which powerful computing resource services the AR information of the user.Therefore, user When selecting serving BS, necessary not only for consideration communication capacity, it is also necessary to consider the computing capability of base station.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide a kind of base based on integrated communication and computing capability Selection method of standing and system.
A kind of base station selected system based on integrated communication and computing capability provided according to the present invention, including such as lower die Block: data acquisition module: being acquired the environmental data of sending object by acquisition mode, is denoted as the first data;Base station choosing It selects module: selecting data transfer scheme according to the first data, first base station is obtained according to data transfer scheme;Data transmission mould Block: by the first data transmission to first base station;Data computation module: instruction first base station receives the first data, to the first data It is calculated, obtains the second data;Alternatively, instruction sending object calculates the first data, the second data are obtained;Data exhibition Show module: instruction first base station sends the second data to the data out terminal for receiving object, and data out terminal shows second Data.
Preferably, the base station selected module includes: base station link Delay computing module: transmit to base station to be selected total Time-delay calculation obtains the first data from sending object to the transmission overall delay for receiving object;Minimum delay base station selected module: right The smallest base station to be selected of the transmission overall delay being calculated in base station link Delay computing module is as first base station.
A kind of base station selecting method based on integrated communication and computing capability provided according to the present invention, including walk as follows Rapid: data collection steps: being acquired the environmental data of sending object by acquisition mode, is denoted as the first data;Base station choosing It selects step: selecting data transfer scheme according to the first data, first base station is obtained according to data transfer scheme;Data transmission step It is rapid: by the first data transmission to first base station;Data calculate step: instruction first base station receives the first data, to the first data It is calculated, obtains the second data;Alternatively, instruction sending object calculates the first data, the second data are obtained;Data exhibition Show step: instruction first base station sends the second data to the data out terminal for receiving object, and designation date outlet terminal is shown Second data.
Preferably, the base station selected step includes: base station link delay calculation step: transmit to base station to be selected total Time-delay calculation obtains the first data from sending object to the transmission overall delay for receiving object;Minimum delay base station selected step: right The smallest base station to be selected of the transmission overall delay being calculated in base station link delay calculation step is as first base station.
Preferably, the calculation formula of the transmission total delay calculation is as follows:
In formula, tiIndicate that the transmission overall delay of i-th of base station to be selected, I indicate that sending object is sent to i-th of base station to be selected The first data size of data;Indicate the transmission rate of the link between sending object and i-th of base station to be selected;fiIt indicates The computation rate of i-th of base station to be selected;O indicates the size of data by treated for i-th of base station to be selected first data; It indicates i-th of base station to be selected and receives the transmission rate of the link between object;I=1,2 ... ..., N, N indicate base station to be selected Number.
Preferably, the calculation formula of the number S of the first base station is as follows:
In formula, i=1,2 ... ..., N, N indicate the number of base station to be selected, tiWhen indicating that the transmission of i-th of base station to be selected is total Prolong,Expression takes the base station number value of the minimum value in the transmission overall delay set of all base stations to be selected.
Preferably, described calculate to the first data be that the first data are carried out with AR calculating, and it includes three that the AR, which is calculated, Dimension modeling, virtualization, any one of feature extraction or appoint it is several;Calculating the second data obtained by AR is that can be superimposed upon number According to the virtual information of outlet terminal.
Preferably, first data include any one of picture, video, audio or appoint several;The acquisition mode Including video record, any one of records, takes pictures or appoint several.
Compared with prior art, the present invention have it is following the utility model has the advantages that
1, the invention enables multi-users can effectively carry out AR information exchange by the base station;
2, the present invention selects serving BS according to minimum transmission overall delay by link transmission total delay calculation, and to biography Transmission of data carries out MEC calculating, improves the efficiency of transmission of AR information.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention, Objects and advantages will become more apparent upon:
Fig. 1 transmits AR information schematic diagram between user of the invention
Fig. 2 is flow diagram of the invention.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field For personnel, without departing from the inventive concept of the premise, several changes and improvements can also be made.These belong to the present invention Protection scope.
The invention discloses a kind of base station selecting method based on integrated communication and computing capability, includes the following steps: to count According to acquisition step: being acquired to the environmental data of sending object by acquisition mode, be denoted as the first data;Base station selected step It is rapid: to select data transfer scheme according to the first data, first base station is obtained according to data transfer scheme;Data transmission step: will First data transmission is to first base station;Data calculate step: instruction first base station receives the first data, counts to the first data It calculates, obtains the second data;Alternatively, instruction sending object calculates the first data, the second data are obtained;Preferably, first Base station is calculated as serving BS, by the data received with MEC server, and the relevant data of AR are generated after calculating;Number According to displaying step: instruction first base station sends the second data to the data out terminal for receiving object, and data out terminal is shown Second data, it is preferable that the second data are sent to the user terminal by serving BS, and user terminal shows the first number using AR equipment According to relevant information.
Specifically, the base station selected step includes: base station link delay calculation step: transmit to base station to be selected total Time-delay calculation obtains the first data from sending object to the transmission overall delay for receiving object;Minimum delay base station selected step: right The smallest base station to be selected of the transmission overall delay being calculated in base station link delay calculation step to be selected is as first base station.First Base station is denoted as the serving BS selected.Preferably, the data of real world where user 1 acquires itself by acquisition mode, User 1 selects data transmission scheme according to the local data of acquisition, the base station serviced required for determining from N number of base station.According to The channel state information of each link and the computing capability of base station calculate the data and reach required for user 2 from user 1 Transmission overall delay, the link includes the link between the link between user 1 and base station and base station and user 2, and user 1 is to send out Object is sent, user 2 is to receive object.Preferably, the AR that the data of user 1 are also included within that 1 end of user is carried out is calculated, directly Respective fictional information is obtained, is directly transmitted using base station without being calculated in base station end.The base station is also possible to user's 1 Home base stations are also possible to other base stations, and user 1 can establish link connection with more than 1 base station, i.e. user 1 can be by number According to being transmitted in multiple base stations.The user 1 might not be in the same environment with user 2.The user can extend To multiple, that is, there is one-to-one user, a pair of of multi-user, many-one user, multipair multi-user.Present invention utilizes base stations, will The data of the real world of user 1 are transmitted to user 2, these data are used for AR by user 2 after MEC calculating by base station Using, realize at user 2 show 1 real world information of user function.
Specifically, the calculation formula of the transmission total delay calculation is as follows:
In formula, tiIndicate that the transmission overall delay of i-th of base station to be selected, I indicate that sending object is sent to i-th of base station to be selected The first data size of data;Indicate the transmission rate of the link between sending object and i-th of base station to be selected;fiTable Show the computation rate of i-th of base station to be selected;O indicates the size of data by treated for i-th of base station to be selected first data;It indicates i-th of base station to be selected and receives the transmission rate of the link between object;I=1,2 ... ... N, N indicate base station to be selected Number.
Specifically, the calculation formula of the first base station number S is as follows:
In formula, i=1,2 ... ... N, N indicate the number of base station to be selected, tiWhen indicating that the transmission of i-th of base station to be selected is total Prolong,Expression takes the base station number value of the minimum value in the transmission overall delay set of all base stations to be selected.
It is specifically, described that calculate to the first data be that the first data are carried out with AR calculating, AR calculating include but It is not limited to three-dimensional modeling, is virtualized, one or more of feature extraction;Calculating the second data obtained by AR is that can be superimposed In the virtual information of data out terminal.
Specifically, first data include but are not limited to one or more of picture, video, audio;It is described to adopt Mode set one or more of includes but are not limited to video record, records, takes pictures.
The base station selected system based on integrated communication and computing capability that the invention discloses a kind of, including following module: number According to acquisition module: being acquired to the environmental data of sending object by acquisition mode, be denoted as the first data;Base station selected mould Block: selecting data transfer scheme according to the first data, obtains first base station according to data transfer scheme;Data transmitting module: will First data transmission is to first base station;Data computation module: instruction first base station receives the first data, counts to the first data It calculates, obtains the second data;Alternatively, instruction sending object calculates the first data, the second data are obtained;Data show mould Block: instruction first base station sends the second data to the data out terminal for receiving object, and data out terminal shows the second data.
Specifically, the base station selected module includes: base station link Delay computing module: transmit to base station to be selected total Time-delay calculation obtains the first data from sending object to the transmission overall delay for receiving object;Minimum delay base station selected module: right The smallest base station to be selected of the transmission overall delay being calculated in base station link Delay computing module is as serving BS.
Base station selected system provided by the invention based on integrated communication and computing capability, can be by being based on integrated communication It is realized with the step process of the base station selecting method of computing capability.Those skilled in the art based on integrated communication and can will calculate The base station selecting method of ability is interpreted as the preference of the base station selected system based on integrated communication and computing capability.
As shown in Figure 1, vehicle 1 (user 1) and vehicle 2 (user 2) realize in the schematic diagram of information sharing exist by AR Two users are respectively vehicle 1, vehicle 2, they are in the service range with N number of base station, and base station is ined succession MEC server.Vehicle 1 The data that oneself is acquired are transferred to base station, vehicle 2 is transferred data to after the operation of base station, vehicle 2 is realized using these data AR function, to realize information exchange and share.Specific operating procedure is as follows: vehicle 1 acquires some of itself local environment Data, such as road ahead burst accident etc.;Vehicle 1 calculates the consumption time delay of each of the links according to formula (1);1, vehicle The smallest base station i of time delay is selected as transmission intermediate node according to formula (2);Vehicle 1 sends data to base station i;Base station i makes Data processing is carried out with MEC;Data after the completion of processing are transferred to vehicle 2 by base station;Vehicle 2 will be tied by local AR application Fruit shows.
One skilled in the art will appreciate that in addition to realizing system provided by the invention in a manner of pure computer readable program code It, completely can be by the way that method and step be carried out programming in logic come so that provided by the invention other than system, device and its modules System, device and its modules are declined with logic gate, switch, specific integrated circuit, programmable logic controller (PLC) and insertion The form of controller etc. realizes identical program.So system provided by the invention, device and its modules may be considered that It is a kind of hardware component, and the knot that the module for realizing various programs for including in it can also be considered as in hardware component Structure;It can also will be considered as realizing the module of various functions either the software program of implementation method can be Hardware Subdivision again Structure in part.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned Particular implementation, those skilled in the art can make a variety of changes or modify within the scope of the claims, this not shadow Ring substantive content of the invention.In the absence of conflict, the feature in embodiments herein and embodiment can any phase Mutually combination.

Claims (8)

1. a kind of base station selecting method based on integrated communication and computing capability, which comprises the steps of:
Data collection steps: being acquired the environmental data of sending object by acquisition mode, is denoted as the first data;
Base station selected step: selecting data transfer scheme according to the first data, obtains first base station according to data transfer scheme;
Data transmission step: by the first data transmission to first base station;
Data calculate step: instruction first base station receives the first data, calculates the first data, obtains the second data;Or Person, instruction sending object calculate the first data, obtain the second data;
Data show step: instruction first base station sends the second data to the data out terminal for receiving object, and designation date is defeated The second data of terminal display out.
2. the base station selecting method according to claim 1 based on integrated communication and computing capability, which is characterized in that described Base station selected step includes:
Base station link delay calculation step: carrying out transmission total delay calculation to base station to be selected, obtains the first data from sending object To the transmission overall delay for receiving object;
Minimum delay base station selected step: it is the smallest to the transmission overall delay being calculated in base station link delay calculation step to Select base station as first base station.
3. a kind of base station selected system based on integrated communication and computing capability, which is characterized in that including following module:
Data acquisition module: being acquired the environmental data of sending object by acquisition mode, is denoted as the first data;
Base station selected module: selecting data transfer scheme according to the first data, obtains first base station according to data transfer scheme;
Data transmitting module: by the first data transmission to first base station;
Data computation module: instruction first base station receives the first data, calculates the first data, obtains the second data;Or Person, instruction sending object calculate the first data, obtain the second data;
Data display module: instruction first base station sends the second data to the data out terminal for receiving object, and data output is eventually End shows the second data.
4. the base station selected system according to claim 3 based on integrated communication and computing capability, which is characterized in that described Base station selected module includes:
Base station link Delay computing module: carrying out transmission total delay calculation to base station to be selected, obtains the first data from sending object To the transmission overall delay for receiving object;
Minimum delay base station selected module: it is the smallest to the transmission overall delay being calculated in base station link Delay computing module to Select base station as first base station.
5. base station selecting method according to claim 1 based on integrated communication and computing capability or according to claim Base station selected system described in 3 based on integrated communication and computing capability, which is characterized in that the meter of the transmission total delay calculation It is as follows to calculate formula:
In formula, tiIndicate the transmission overall delay of i-th of base station to be selected, I indicates that sending object is sent to the of i-th of base station to be selected The size of data of one data;Indicate the transmission rate of the link between sending object and i-th of base station to be selected;fiIndicate i-th The computation rate of a base station to be selected;O indicates the size of data by treated for i-th of base station to be selected first data;It indicates I-th of base station to be selected and the transmission rate for receiving the link between object;
I=1,2 ... ..., N, N indicate the number of base station to be selected.
6. base station selecting method according to claim 1 based on integrated communication and computing capability or according to claim Base station selected system described in 3 based on integrated communication and computing capability, which is characterized in that the number S's of the first base station Calculation formula is as follows:
In formula, i=1,2 ... ..., N, N indicate the number of base station to be selected, tiIndicate the transmission overall delay of i-th of base station to be selected,Expression takes the base station number value of the minimum value in the transmission overall delay set of all base stations to be selected.
7. base station selecting method according to claim 1 based on integrated communication and computing capability or according to claim Base station selected system described in 3 based on integrated communication and computing capability, which is characterized in that described that first data are calculated It is that the first data are carried out with AR calculating, it includes three-dimensional modeling that the AR, which is calculated, virtualization, any one of feature extraction or is appointed several Kind;
Calculating the second data obtained by AR is the virtual information that can be superimposed upon data out terminal.
8. base station selecting method according to claim 1 based on integrated communication and computing capability or according to claim Base station selected system described in 3 based on integrated communication and computing capability, which is characterized in that first data include picture, Any one of video, audio are appointed several;
The acquisition mode includes video record, any one of records, takes pictures or appoint several.
CN201810955220.8A 2018-08-21 2018-08-21 Base station selecting method and system based on integrated communication and computing capability Pending CN109041012A (en)

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