CN105792273A - Method, device and system for selecting cells - Google Patents
Method, device and system for selecting cells Download PDFInfo
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- CN105792273A CN105792273A CN201410790064.6A CN201410790064A CN105792273A CN 105792273 A CN105792273 A CN 105792273A CN 201410790064 A CN201410790064 A CN 201410790064A CN 105792273 A CN105792273 A CN 105792273A
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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Abstract
The invention discloses a method, a device and a system for selecting cells. The method comprises the following steps of measuring signal quality of current cells; selecting cells whose required signal quality thresholds are smaller than a measurement value of signal quality according to the measurement value of the signal quality of each cell, which is obtained through measurement; and judging whether a special cell for machine type communication MTC exists according to the attributes of the selected cells and accessing the corresponding cells according to a judging result. By adopting the technical scheme provided by the invention, a problem of the lack of MTC equipment for selecting the corresponding cells to be accessed is solved.
Description
Technical field
The present invention relates to the communications field, in particular to the choosing method of a kind of community, Apparatus and system.
Background technology
The appearance of communication network technology and development, bring great change to social life looks, can link up more quickly between men, and the exchange of information is also more smooth and easy.But, it is only computer and some other Internet technology (IT at present, InternetTechnology) kind equipment possesses this communication and network capabilities, and substantial amounts of common machines equipment possesses networking and communication capacity hardly, these common machines equipment not possessing networking and communication capacity include: household electrical appliances, vehicle, automatic vending machine, factory machinery equipment etc..
As a key technology of Machine To Machine (M2M, MachinetoMachine) Internet of things system, machine type communication (MTC, Machine-TypeCommunications) has become when previous important research topic.M2M is primarily referred to as and communicates information to the server network of rear end by wireless network and realize the Real Data Exchangs of Machine To Machine namely machine interconnection, intercommunication.M2M is the technology general name of the communication of all enhancing machinery equipments and network capabilities, and the target of M2M technology is to make all machinery equipments all possess networking and communication capacity.
M2M makes machine, equipment, applicable procedures and background information system share information, and shares information with operator.It provide equipment in real time between the systems, between remote equipment or and individual between set up wireless connections, thus providing the means of transmission data.M2M technological synthesis data acquisition, global positioning system (GPS, GlobalPositioningSystem), long-range monitoring, telecommunications, information technology, it it is the ecosystem of computer, network, equipment, sensor, the mankind etc., operation flow automatization can be made, the real-time status of integrated company IT system and non-information technoloy equipment, and create value-added service.M2M technology platform can run and provide in the environment such as safety monitoring, automatic data logging, machinery service and repair business, automatic vending machine, public transportation system, fleet management, industrial flow automatization, motor machine, urban informationization and be widely applied and solution.
M2M system is mainly made up of following three parts:
Wireless terminal: except conventional mobile phone and notebook computer, also includes all types of sector application terminals；
Transmission channel: the data transmission channel from wireless terminal to sector application center；
Sector application center: be the wireless terminal convergent point of uploading data, scattered wireless terminal is monitored.
But at present for M2M network, how MTC device chooses the MTC dedicated cell of correspondence lacks corresponding solution technology.
Select respective cell to carry out the problem accessed for prior art lacks MTC device, not yet propose effective solution at present.
Summary of the invention
The invention provides the choosing method of a kind of community, Apparatus and system, at least to solve prior art lacks the problem that MTC device selects respective cell to carry out accessing.
According to an aspect of the invention, it is provided the choosing method of a kind of community, including:
Measure the signal quality of each community current；According to the measured value of the signal quality by measuring each community obtained, choose the community less than the measured value of signal quality of the signal quality thresholding needed for community；According to whether the attributive judgment of the multiple communities chosen exists machine type communication MTC dedicated cell, and access respective cell according to judged result.
Preferably, the signal quality of each community current is measured, including one below:
Mode one, according to the signal quality of pilot signal snr measurement each community current, pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Mode two, measures the signal quality of each community current according to the signal code power RSCP received；
Mode three, according to pilot signal snr measurement, and RSCP measures the signal quality of each community current.
Preferably, choose the signal quality thresholding needed for community less than the community of the measured value of signal quality before, also include:
Obtaining cell list, cell list storage has the attribute of the signal quality thresholding needed for each community current and each community.
Preferably, choose the community less than the measured value of signal quality of the signal quality thresholding needed for community, including:
According to cell list, from cell list, choose the community less than the measured value of signal quality of the signal quality thresholding needed for community.
Preferably, MTC dedicated cell uses the frequency in the partial frequency spectrum of current network or scattered frequency spectrum.
Preferably, in the following manner, respective cell is accessed according to judged result, including:
When access device is MTC device, and when judged result is for being, signal quality is selected to ask to access more than the MTC dedicated cell of predetermined threshold value；When judged result is no, signal quality is selected to ask to access more than the non-MTC dedicated cell of predetermined threshold value；
When access device is non-MTC device, and when judged result is for being, the request of non-MTC dedicated cell is selected to access.
According to another aspect of the present invention, it is provided that the selecting device of a kind of community, including:
Measurement module, for measuring the signal quality of each community current；
Choose module, for the measured value of the signal quality according to each community obtained by measurement module measurement, choose the community less than the measured value of signal quality of the signal quality thresholding needed for community；
Whether judge module, for existing machine type communication MTC dedicated cell according to the attributive judgment choosing multiple communities that module is chosen；
AM access module, accesses respective cell for the judged result according to judge module.
Preferably, measurement module, for measuring the signal quality of each community current, including one below:
First measuring unit, for the signal quality according to pilot signal snr measurement each community current, pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Second measuring unit, for measuring the signal quality of each community current according to the signal code power RSCP received；
3rd measuring unit, for foundation pilot signal snr measurement, and RSCP measures the signal quality of each community current.
Preferably, device includes:
Acquisition module, for choose the signal quality thresholding needed for community less than the community of the measured value of signal quality before, obtain cell list, cell list storage has the attribute of the signal quality thresholding needed for each community current and each community.
Preferably, choose module, including:
Choose unit, for according to cell list, choosing the community less than the measured value of signal quality of the signal quality thresholding needed for community from cell list.
Preferably, AM access module, in the following manner, accessing respective cell according to judged result, including:
First access unit, is used for when access device is MTC device, and when judged result is for being, selects signal quality to ask to access more than the MTC dedicated cell of predetermined threshold value；When judged result is no, signal quality is selected to ask to access more than the non-MTC dedicated cell of predetermined threshold value；
Second access unit, is used for when access device is non-MTC device, and when judged result is for being, selects the request of non-MTC dedicated cell to access.
According to another aspect of the present invention, provide the selecting system of a kind of community, including: machine type communication MTC device, non-MTC device, network side server, community, wherein, MTC device sets up communication connection by community with network side server with non-MTC device
MTC device and non-MTC device, by measuring the signal quality of each community current；According to the measured value of the signal quality by measuring each community obtained, choose the community less than the measured value of signal quality of the signal quality thresholding needed for community；According to whether the attributive judgment of the multiple communities chosen exists machine type communication MTC dedicated cell, and access respective cell according to judged result, set up communication connection with network side server；When there is MTC dedicated cell in the attribute of multiple communities that non-MTC device is chosen, select to add non-MTC dedicated cell.
By the present invention, adopt the signal quality measuring each community current；According to the measured value of the signal quality by measuring each community obtained, choose the community less than the measured value of signal quality of the signal quality thresholding needed for community；According to whether the attributive judgment of the multiple communities chosen exists machine type communication MTC dedicated cell, and access respective cell according to judged result.Solve and lack the problem that MTC device selection respective cell carries out accessing, and then reached the effect that MTC device accesses the efficiency of respective cell.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the choosing method of community according to embodiments of the present invention；
Fig. 2 is the structured flowchart of the selecting device of community according to embodiments of the present invention；
Fig. 3 is the structured flowchart of the selecting device of community according to the preferred embodiment of the invention；
Fig. 4 is the structured flowchart of the selecting device of community according to the preferred embodiment of the invention；
Fig. 5 is the structured flowchart of the selecting device of community according to the preferred embodiment of the invention；
Fig. 6 is the structured flowchart of the selecting device of community according to the preferred embodiment of the invention；
Fig. 7 is the structured flowchart of the selecting system of community according to embodiments of the present invention；
Fig. 8 is the flow process that MTC device carries out community access；And,
Fig. 9 is the flow process that non-MTC device carries out community access.
Detailed description of the invention
Below with reference to accompanying drawing and describe the present invention in detail in conjunction with the embodiments.It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
Embodiment one
Providing the choosing method of a kind of community in the present embodiment, Fig. 1 is the flow chart of the choosing method of community according to embodiments of the present invention, as it is shown in figure 1, this flow process comprises the steps:
Step S102, measures the signal quality of each community current；
In a preferred embodiment of the invention, the choosing method of the community that the embodiment of the present invention provides is applicable to machine type communication (Machine-TypeCommunications, it is called for short MTC), wherein, MTC device at least includes: household electrical appliances, vehicle, automatic vending machine, factory machinery equipment etc.；And, the choosing method of the community that the embodiment of the present invention provides is applicable to the communication network that network side server, MTC device, non-MTC device and each community are constituted, wherein, the webserver can be the server cluster of multiple webserver composition, and MTC device and non-MTC device set up communication connection by accessing community with the webserver.
Such as, the embodiment of the present invention illustrates for MTC device, and wherein MTC device illustrates for automatic vending machine, and automatic vending machine is for accessing community, communication connection is set up with vendor server, in order to the network that supplier is accessed by this automatic vending machine by community.Before accessing community, automatic vending machine needs to measure the signal quality of each community currently got.
Step S104, according to the measured value of the signal quality by measuring each community obtained, chooses the community less than the measured value of signal quality of the signal quality thresholding needed for community；
Preferably, step S104 integrating step S102, still illustrate for the example in step S102, assume that there are 3 communities the community that automatic vending machine detects, respectively community A, community B and community C, corresponding automatic vending machine measurement to the signal quality measured values of community A be A1, automatic vending machine measurement to the signal quality measured values of community B be B1 and automatic vending machine measurement to the signal quality measured values of community C be C1, specifically as shown in table 1:
Table 1
| Community | Signal quality measured values |
| Community A | A1 |
| Community B | B1 |
| Community C | C1 |
Signal quality thresholding needed for assuming the community in above-mentioned community be respectively as follows: the required signal quality thresholding of community A be A2, community B the required signal quality thresholding that required signal quality thresholding is B2 and community C be C2；
If the signal quality thresholding needed for choosing community is less than the community of the measured value of signal quality, i.e. assume A1><<C2 then chooses community A for B2, C1 for A2, B1.
Step S106, according to whether the attributive judgment of the multiple communities chosen exists machine type communication MTC dedicated cell, and accesses respective cell according to judged result.
Preferably, there are two kinds of situations in step S106 integrating step S104:
Situation one, when access device is MTC device:
If community A is MTC dedicated cell, then access community A；
If community A is not MTC dedicated cell, then access the measured value non-MTC dedicated cell more than the signal quality thresholding needed for community of signal quality.
Situation two, when access device is non-MTC device:
If community A is MTC dedicated cell, then choose the measured value non-MTC dedicated cell more than the signal quality thresholding needed for community of signal quality.
The embodiment of the present invention only illustrates for automatic vending machine, and the terminal access method provided to realize the embodiment of the present invention is as the criterion, and does not specifically limit.
By above-mentioned steps, adopt the signal quality measuring each community current；According to the measured value of the signal quality by measuring each community obtained, choose the community less than the measured value of signal quality of the signal quality thresholding needed for community；According to whether the attributive judgment of the multiple communities chosen exists machine type communication MTC dedicated cell, and access respective cell according to judged result.Solve and lack the problem that MTC device selection respective cell carries out accessing, and then reached the effect that MTC device accesses the efficiency of respective cell.
Preferably, step S102, measures the signal quality of each community current, including one below:
Mode one, according to the signal quality of pilot signal snr measurement each community current, pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Mode two, measures the signal quality of each community current according to the signal code power RSCP received；
Mode three, according to pilot signal snr measurement, and RSCP measures the signal quality of each community current.
Preferably, the signal quality thresholding needed for step S104 chooses community is less than, before the community of the measured value of signal quality, also including:
Step S103, obtains cell list, and cell list storage has the attribute of the signal quality thresholding needed for each community current and each community.
Concrete, as shown in table 2, table 2 includes the attribute of the signal quality thresholding needed for each community, each community and each community；
Table 2
| Community | Signal quality thresholding needed for community | Attribute |
| Community A | A2 | MTC |
| Community B | B2 | Non-MTC |
| Community C | C2 | Non-MTC |
Preferably, step S104, choose the community less than the measured value of signal quality of the signal quality thresholding needed for community, including:
According to cell list, from cell list, choose the community less than the measured value of signal quality of the signal quality thresholding needed for community.
Concrete, shown in associative list 2, from the community less than the measured value of signal quality of the signal quality thresholding needed for table 2 small area,
Namely, it is assumed that A1><<C2 then chooses community A for B2, C1 for A2, B1.
Preferably, MTC dedicated cell uses the partial frequency spectrum of current network or is in the frequency in scattered frequency spectrum.
Preferably, step S106, in the following manner, access respective cell according to judged result, including:
When access device is MTC device, and when judged result is for being, signal quality is selected to ask to access more than the MTC dedicated cell of predetermined threshold value；
When judged result is no, signal quality is selected to ask to access more than the non-MTC dedicated cell of predetermined threshold value；
When access device is non-MTC device, and when judged result is for being, the request of non-MTC dedicated cell is selected to access.
Described in concrete integrating step S106, non-MTC device accesses with MTC device Xuan Ze community and is distinctive in that, still so that step S102 value step S106 to be exemplified as example, when non-MTC selects to access community, if community A is MTC dedicated cell, Ze Jiang community A deletes from cell list (as shown in table 2), selects signal quality to ask to access more than the non-MTC dedicated cell of predetermined threshold value.
Additionally providing the selecting device of a kind of community in the present embodiment, this device is used for realizing above-described embodiment and preferred implementation, has be carried out repeating no more of explanation.As used below, term " module " can realize the software of predetermined function and/or the combination of hardware.Although the device described by following example preferably realizes with software, but hardware, or the realization of the combination of software and hardware is also likely to and is contemplated.
Embodiment two
Fig. 2 is the structured flowchart of the selecting device of community according to embodiments of the present invention, as in figure 2 it is shown, this device includes: measurement module 22, choose module 24, judge module 26 and AM access module 28, wherein,
Measurement module 22, for measuring the signal quality of each community current；
Choose module 24, for the measured value of the signal quality according to each community obtained by measurement module measurement, choose the community less than the measured value of signal quality of the signal quality thresholding needed for community；
Whether judge module 26, for existing machine type communication MTC dedicated cell according to the attributive judgment choosing multiple communities that module is chosen；
AM access module 28, accesses respective cell for the judged result according to judge module.
Preferably, Fig. 3 is the structured flowchart of the selecting device of community according to the preferred embodiment of the invention, as it is shown on figure 3, measurement module 22, for measuring the signal quality of each community current, including one below:
First measuring unit 221, for the signal quality according to pilot signal snr measurement each community current, pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Second measuring unit 222, for measuring the signal quality of each community current according to the signal code power RSCP received；
3rd measuring unit 223, for foundation pilot signal snr measurement, and RSCP measures the signal quality of each community current.
Preferably, Fig. 4 is the structured flowchart of the selecting device of community according to the preferred embodiment of the invention, and as shown in Figure 4, this device is except including all modules shown in Fig. 2, and device includes:
Acquisition module 32, for choose the signal quality thresholding needed for community less than the community of the measured value of signal quality before, obtain cell list, cell list storage has the attribute of the signal quality thresholding needed for each community current and each community.
Preferably, Fig. 5 is the structured flowchart of the selecting device of community according to the preferred embodiment of the invention, as it is shown in figure 5, choose module 24, including:
Choose unit 241, for according to cell list, choosing the community less than the measured value of signal quality of the signal quality thresholding needed for community from cell list.
Preferably, Fig. 6 is the structured flowchart of the selecting device of community according to the preferred embodiment of the invention, as shown in Figure 6, AM access module 28, in the following manner, accessing respective cell according to judged result, including:
First access unit 281, is used for when access device is MTC device, and when judged result is for being, selects signal quality to ask to access more than the MTC dedicated cell of predetermined threshold value；When judged result is no, signal quality is selected to ask to access more than the non-MTC dedicated cell of predetermined threshold value；
Second access unit 282, is used for when access device is non-MTC device, and when judged result is for being, selects the request of non-MTC dedicated cell to access.
Embodiment three
Fig. 7 is the structured flowchart of the selecting system of community according to embodiments of the present invention, as shown in Figure 7, provide the selecting system of a kind of community, including: machine type communication MTC device 72, non-MTC device 74, network side server 76, community 78, wherein, MTC device 72 sets up communication connection by community 78 with network side server 76 with non-MTC device 74
MTC device 72 and non-MTC device 74, by measuring the signal quality of each community 78 current；According to the measured value of the signal quality by measuring each community 78 obtained, choose the community less than the measured value of signal quality of the signal quality thresholding needed for community；According to whether the attributive judgment of the multiple communities chosen exists machine type communication MTC dedicated cell, and access respective cell according to judged result, set up communication connection with network side server；
When there is MTC dedicated cell in the attribute of multiple communities 78 that non-MTC device 74 is chosen, select to add non-MTC dedicated cell.
Concrete, embodiments provide a kind of method chosen of community, how to reuse the partial frequency spectrum of existing network and apply scattered frequency spectrum to provide service for MTC device solving.
The method that the embodiment of the present invention provides is as follows: configuration MTC dedicated cell, and subdistrict frequency point is the frequency in the partial frequency spectrum of existing network or scattered frequency spectrum.The attribute of this community of notifying user equipment: MTC dedicated cell, in order to indicate MTC device to carry out this community of prioritizing selection when community selects, or in order to indicate non-MTC device or not this community when carrying out community selection.
When MTC device performs initial cell selection or cell reselection, it is preferable that MTC dedicated cell, specifically comprise the following steps that
Step one, measures the signal quality of each community；
Step 2, the measured value choosing community forms a list more than the community of the quality threshold needed for community；
Step 3, if the attribute that there is community is MTC dedicated cell, then selects the MTC dedicated cell that signal is the strongest to access；The community that signal is the strongest is otherwise selected to access in cell list.
When non-MTC device performs community selection or cell reselection, do not select MTC dedicated cell, specifically comprise the following steps that
Step one, measures the signal quality of each community；
Step 2, the measured value choosing community forms a list more than the community of the quality threshold needed for community；
Step 3, if there is MTC dedicated cell in cell list, Ze Jianggai community weeds out, and selects the community that signal is the strongest to access in remaining community.
Further, the signal quality measuring community includes pilot signal signal to noise ratio Ec/N0 or the signal code power RSCP received.
Adopt method provided by the invention, it is possible to reuse the partial frequency spectrum of existing network and apply scattered frequency spectrum and to provide service for MTC device, reducing the network design cost of operator, simultaneously do not affect existing non-MTC service.
Specifically illustrate in conjunction with Fig. 8 and Fig. 9:
Fig. 8 represents that MTC device carries out the flow process of community access.
Specifically include the steps:
Step S802, network side configuration MTC dedicated cell, subdistrict frequency point is the frequency in the partial frequency spectrum of existing network or scattered frequency spectrum.(3G is radio network controller (RNC), and 4G is for strengthening node BeNodeB and the 5G network equipment) is MTC dedicated cell to notification of user equipment cell attribute；
Step S804, MTC device measures the signal quality of each community；
The signal quality measuring community includes pilot signal signal to noise ratio Ec/N0 or the signal code power RSCP received.
Step S806, MTC device is chosen the measured value of community and is formed a list more than the community of the quality threshold needed for community；
Quality threshold backstage needed for community can be joined.
Step S808, if the attribute that there is community is MTC dedicated cell, then performs step S810, otherwise, performs step S812；
Step S810, selects the community that signal is the strongest to access in the community that MTC is special；
Step S812, selects the community that signal is the strongest to access in cell list.
Fig. 9 is the flow process that a kind of non-MTC device carries out community selection.
Step 902, network side configuration MTC dedicated cell, subdistrict frequency point is the frequency in the partial frequency spectrum of existing network or scattered frequency spectrum.(3G is radio network controller (RNC), and 4G is for strengthening node BeNodeB and the 5G network equipment) is MTC dedicated cell to notification of user equipment cell attribute；
Step S904, non-MTC device measures the signal quality of each community；
The signal quality measuring community includes pilot signal signal to noise ratio Ec/N0 or the signal code power RSCP received.
Step S906, non-MTC device is chosen the measured value of community and is formed a list more than the community of the quality threshold needed for community；
Quality threshold backstage needed for community can be joined.
Step S908, weeds out MTC dedicated cell in cell list；
Step S910, selects the community that signal is the strongest to access in remaining community.
Obviously, those skilled in the art should be understood that, each module of the above-mentioned present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or it is distributed on the network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, can be stored in storage device is performed by calculation element, and in some cases, shown or described step can be performed with the order being different from herein, or they are fabricated to respectively each integrated circuit modules, or the multiple modules in them or step are fabricated to single integrated circuit module realize.So, the present invention is not restricted to the combination of any specific hardware and software.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (12)
1. the choosing method of a community, it is characterised in that including:
Measure the signal quality of each community current；
According to the measured value of the signal quality by measuring each community described obtained, the signal quality thresholding needed for choosing community is less than the community of the measured value of described signal quality；
According to whether the attributive judgment of the multiple communities chosen exists machine type communication MTC dedicated cell, and access respective cell according to judged result.
2. method according to claim 1, it is characterised in that the signal quality of described measurement each community current, including one below:
Mode one, according to the signal quality of each community current described in pilot signal snr measurement, described pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Mode two, measures the signal quality of described each community current according to the signal code power RSCP received；
Mode three, according to described pilot signal snr measurement, and RSCP measures the signal quality of described each community current.
3. method according to claim 1, it is characterised in that before the community less than the measured value of described signal quality of the signal quality thresholding needed for choosing community, also include:
Obtaining cell list, described cell list storage has the attribute of the signal quality thresholding needed for described each community current and each community described.
4. method according to claim 3, it is characterised in that described in choose community needed for signal quality thresholding less than the community of the measured value of described signal quality, including:
According to described cell list, the signal quality thresholding needed for choosing community from described cell list is less than the community of the measured value of described signal quality.
5. method according to claim 1, it is characterised in that described MTC dedicated cell uses the partial frequency spectrum of current network or is in the frequency in scattered frequency spectrum.
6. method according to claim 1, it is characterised in that in the following manner, accesses respective cell according to judged result, including:
When access device is MTC device, and when judged result is for being, signal quality is selected to ask to access more than the described MTC dedicated cell of predetermined threshold value；When judged result is no, signal quality is selected to ask to access more than the non-described MTC dedicated cell of predetermined threshold value；
When access device is non-MTC device, and when judged result is for being, the request of non-MTC dedicated cell is selected to access.
7. the selecting device of a community, it is characterised in that including:
Measurement module, for measuring the signal quality of each community current；
Choosing module, for the measured value of signal quality according to each community described in being obtained by described measurement module measurement, the signal quality thresholding needed for choosing community is less than the community of the measured value of described signal quality；
Judge module, whether the attributive judgment choosing multiple communities that module is chosen described in foundation exists machine type communication MTC dedicated cell；
AM access module, accesses respective cell for the judged result according to described judge module.
8. device according to claim 7, it is characterised in that described measurement module, for measuring the signal quality of each community current, including one below:
First measuring unit, for the signal quality according to each community current described in pilot signal snr measurement, described pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Second measuring unit, for measuring the signal quality of described each community current according to the signal code power RSCP received；
3rd measuring unit, is used for according to described pilot signal snr measurement, and RSCP measures the signal quality of described each community current.
9. device according to claim 7, it is characterised in that described device includes:
Acquisition module, before the community less than the measured value of described signal quality of the signal quality thresholding needed for choosing community, obtaining cell list, described cell list storage has the attribute of the signal quality thresholding needed for described each community current and each community described.
10. device according to claim 9, it is characterised in that described in choose module, including:
Choosing unit, for according to described cell list, the signal quality thresholding needed for choosing community from described cell list is less than the community of the measured value of described signal quality.
11. device according to claim 7, it is characterised in that described AM access module, in the following manner, accessing respective cell according to judged result, including:
First access unit, is used for when access device is MTC device, and when judged result is for being, selects signal quality to ask to access more than the described MTC dedicated cell of predetermined threshold value；When judged result is no, signal quality is selected to ask to access more than the non-described MTC dedicated cell of predetermined threshold value；
Second access unit, is used for when access device is non-MTC device, and when judged result is for being, selects the request of non-MTC dedicated cell to access.
12. the selecting system of a community, it is characterized in that, including: machine type communication MTC device, non-MTC device, network side server, community, wherein, described MTC device sets up communication connection by described community with described network side server with described non-MTC device
Described MTC device and described non-MTC device, by measuring the signal quality of each community current；According to the measured value of the signal quality by measuring each community described obtained, the signal quality thresholding needed for choosing community is less than the community of the measured value of described signal quality；According to whether the attributive judgment of the multiple communities chosen exists machine type communication MTC dedicated cell, and access respective cell according to judged result, set up communication connection with described network side server；
When there is described MTC dedicated cell in the attribute of multiple communities that described non-MTC device is chosen, select to add non-MTC dedicated cell.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410790064.6A CN105792273A (en) | 2014-12-17 | 2014-12-17 | Method, device and system for selecting cells |
| PCT/CN2015/081687 WO2016095463A1 (en) | 2014-12-17 | 2015-06-17 | Cell selection method, device, and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410790064.6A CN105792273A (en) | 2014-12-17 | 2014-12-17 | Method, device and system for selecting cells |
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| CN105792273A true CN105792273A (en) | 2016-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410790064.6A Withdrawn CN105792273A (en) | 2014-12-17 | 2014-12-17 | Method, device and system for selecting cells |
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| Country | Link |
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| CN (1) | CN105792273A (en) |
| WO (1) | WO2016095463A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108541030A (en) * | 2017-03-03 | 2018-09-14 | 展讯通信（上海）有限公司 | Residence reselecting, device and user equipment |
| WO2020258028A1 (en) * | 2019-06-25 | 2020-12-30 | Oppo广东移动通信有限公司 | Method and device for cell access |
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| CN102164421A (en) * | 2011-05-12 | 2011-08-24 | 大唐移动通信设备有限公司 | Method and system for random access and machine-type communications (MTC) equipment |
| CN102413521A (en) * | 2011-11-10 | 2012-04-11 | 电信科学技术研究院 | Method of mobility management, system thereof and device thereof |
| CN103428890A (en) * | 2012-05-11 | 2013-12-04 | 英特尔公司 | Selective joinder of machine-type communication user equipment with wireless cell |
| CN103947276A (en) * | 2011-11-25 | 2014-07-23 | 日本电气株式会社 | Apparatus and method of providing machine type communication |
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| CN102469543B (en) * | 2010-11-05 | 2015-09-16 | 中兴通讯股份有限公司 | Acceptance controlling method, Apparatus and system |
| JP6284951B2 (en) * | 2013-01-09 | 2018-02-28 | エルジー エレクトロニクス インコーポレイティド | Signal receiving method and user equipment, signal transmitting method and base station |
| CN104080133B (en) * | 2013-03-29 | 2019-07-02 | 中兴通讯股份有限公司 | A kind of mobility optimization method, user equipment and access network equipment |
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| CN101355781A (en) * | 2007-07-25 | 2009-01-28 | 华为技术有限公司 | Method for implementing wireless access of terminal and wireless communication equipment |
| CN102164421A (en) * | 2011-05-12 | 2011-08-24 | 大唐移动通信设备有限公司 | Method and system for random access and machine-type communications (MTC) equipment |
| CN102413521A (en) * | 2011-11-10 | 2012-04-11 | 电信科学技术研究院 | Method of mobility management, system thereof and device thereof |
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| CN108541030A (en) * | 2017-03-03 | 2018-09-14 | 展讯通信（上海）有限公司 | Residence reselecting, device and user equipment |
| CN108541030B (en) * | 2017-03-03 | 2021-05-18 | 展讯通信（上海）有限公司 | Cell reselection method and device and user equipment |
| WO2020258028A1 (en) * | 2019-06-25 | 2020-12-30 | Oppo广东移动通信有限公司 | Method and device for cell access |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016095463A1 (en) | 2016-06-23 |
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