CN103179609A - Method and system for adjacent zone selection - Google Patents

Method and system for adjacent zone selection Download PDF

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Publication number
CN103179609A
CN103179609A CN2011104303137A CN201110430313A CN103179609A CN 103179609 A CN103179609 A CN 103179609A CN 2011104303137 A CN2011104303137 A CN 2011104303137A CN 201110430313 A CN201110430313 A CN 201110430313A CN 103179609 A CN103179609 A CN 103179609A
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Prior art keywords
adjacent area
positional information
base station
subscriber equipment
station under
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CN2011104303137A
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Chinese (zh)
Inventor
杨扬
梁正斌
孟捷
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ZTE Corp
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ZTE Corp
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Priority to CN2011104303137A priority Critical patent/CN103179609A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

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Abstract

The invention discloses a method and a system for adjacent zone selection. The method is applied to a long-term evolution system. The method includes that user equipment acquires position information of a base station of adjacent zones from a service zone, the user equipment selects the adjacent zones located in the moving direction of the user equipment to form a candidate adjacent zone queue according to the acquired position information of the base station of the adjacent zones by combining current position information and moving direction of the user equipment, measures the adjacent zones in the queue and reports the measurement information. By means of the method and the system, the user equipment (UE) can quickly and intelligently conduct adjacent zone selection in high-efficiency and energy saving mode.

Description

The method and system that a kind of adjacent area is selected
Technical field
The present invention relates to moving communicating field, relate in particular to the method and system that a kind of adjacent area is selected.
Background technology
At LTE (Long Term Evolution, Long Term Evolution) in system, the base station is by dedicated signaling RRC (Radio Resource Control, radio resource control) connect reconfiguration message, provide the measurement configuration to the UE (User Equipment, subscriber equipment) that is under RRC CONNECTED (RRC connection) state.UE measures and reporting measurement message according to the measurement configuration, and UE may need to carry out common frequency measurement, different-frequency measure and different RAT (Radio Access Technology, wireless access technology) measurement according to measuring configuration around here.In measuring process, UE could confirm the nearby region measurement result after need to measuring a lot of residential quarters, and this process can take a lot of resources of UE.
Summary of the invention
The technical problem to be solved in the present invention is to provide the method and system that a kind of adjacent area is selected, and takies the too much defective of UE resource to overcome in the selection course of existing adjacent area.
For addressing the above problem, the invention provides the system of selection of a kind of adjacent area, be applied to comprise in long evolving system:
Subscriber equipment obtains the positional information of base station under each adjacent area from Serving cell;
When carrying out the adjacent area selection, described subscriber equipment is according to the positional information of base station under each adjacent area that gets, in conjunction with self current positional information and moving direction, select the adjacent area that is positioned on self moving direction and form the candidate adjacent formation, and each adjacent area in this formation is measured and reporting measurement message.
Further,
Described subscriber equipment obtains the positional information of base station under each adjacent area from Serving cell, specifically comprise:
Described subscriber equipment obtains the positional information of base station under each adjacent area from the broadcast that described Serving cell is sent.
Further,
Described subscriber equipment obtains the positional information of base station under each adjacent area from Serving cell, specifically comprise:
Described subscriber equipment obtains the positional information of base station under each adjacent area from the wireless resource control connection reconfiguration message that Serving cell is sent.
Further,
Described subscriber equipment obtains the positional information of base station under each adjacent area from Serving cell, specifically comprise:
Described subscriber equipment is by sending a request message to described Serving cell, the positional information of base station under acquisition request each adjacent area.
Further,
Described subscriber equipment obtains the positional information of base station under each adjacent area from Serving cell, specifically comprise:
Described subscriber equipment obtains the positional information of base station under each adjacent area from the configuration messages that described Serving cell is sent.
Correspondingly, the present invention also provides a kind of adjacent area selective system, comprising: the serving BS of subscriber equipment and this subscriber equipment;
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area;
Described subscriber equipment is used for when carrying out the adjacent area selection, positional information according to base station under each adjacent area that gets, in conjunction with self current positional information and moving direction, select the adjacent area that is positioned on self moving direction and form the candidate adjacent formation, and each adjacent area in this formation is measured and reporting measurement message.
Further,
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
Described serving BS is used for issuing to described subscriber equipment by broadcast the positional information of base station under described each adjacent area.
Further,
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
Described serving BS is used for issuing to described subscriber equipment by wireless resource control connection reconfiguration message the positional information of base station under each adjacent area.
Further,
Described subscriber equipment also is used for sending a request message to described serving BS, the positional information of affiliated base station, each adjacent area of acquisition request;
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
After described serving BS is received described request message, issue the positional information of base station under each adjacent area to described subscriber equipment.
Further,
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
Described serving BS is used for issuing to described subscriber equipment by newly-increased configuration messages the positional information of base station under each adjacent area.
After adopting the present invention, the adjacent area of carrying out that UE can be quicker, intelligent, energy-efficient is selected.
Description of drawings
Fig. 1 is that the present invention uses schematic network structure in example;
Fig. 2 is the signaling process figure in invention application example one;
Fig. 3 is the signaling process figure in invention application example two;
Fig. 4 is the signaling process figure in invention application example three;
Fig. 5 is the signaling process figure in invention application example four.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, hereinafter in connection with accompanying drawing, embodiments of the invention are elaborated.Need to prove, in the situation that do not conflict, the embodiment in the application and the feature in embodiment be combination in any mutually.
In the present embodiment, the system of selection of a kind of adjacent area is applied to comprise in the 4G such as LTE or LTE-A (LTE-Advanced, the follow-up evolution of LTE) system:
UE obtains the positional information of each adjacent area from Serving cell;
When carrying out the adjacent area selection, UE is according to the positional information (latitude and longitude information that comprises at least the base station) of base station under each adjacent area that gets, in conjunction with self current positional information and current moving direction, select the adjacent area that is positioned on self moving direction and form the candidate adjacent formation, and each adjacent area in this formation is measured and reporting measurement message.If UE is in mobile status, carrying out the candidate adjacent formation really regularly, also need consider the moving direction of UE.
When specific implementation, UE obtains the positional information of each adjacent area from Serving cell, can adopt any one in following three kinds of modes:
Mode one:
UE obtains the positional information of base station under each adjacent area from cell broadcast service; Wherein, carry the positional information of affiliated base station, each adjacent area in the broadcast that Serving cell issues;
Mode two:
The RRC that UE sends from Serving cell connects the positional information of obtaining each adjacent area reconfiguration message; Wherein, carry the positional information of affiliated base station, each adjacent area in the RRC connection reconfiguration message that Serving cell issues;
Mode three:
UE is by sending a request message to obtain the positional information of each adjacent area to Serving cell; Serving cell returns to the positional information of base station under each adjacent area to this UE after receiving this request;
In addition, in the present embodiment, a kind of adjacent area selective system comprises: the serving BS of subscriber equipment and this subscriber equipment;
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area;
Described subscriber equipment is used for when carrying out the adjacent area selection, positional information according to base station under each adjacent area that gets, in conjunction with self current positional information and moving direction, select the adjacent area that is positioned on self moving direction and form the candidate adjacent formation, and each adjacent area in this formation is measured and reporting measurement message.
Preferably,
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
Described serving BS is used for issuing to described subscriber equipment by broadcast the positional information of base station under described each adjacent area.
Preferably,
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
Described serving BS is used for issuing to described subscriber equipment by wireless resource control connection reconfiguration message the positional information of base station under each adjacent area.
Preferably,
Described subscriber equipment also is used for sending a request message to described serving BS, the positional information of affiliated base station, each adjacent area of acquisition request;
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
After described serving BS is received described request message, issue the positional information of base station under each adjacent area to described subscriber equipment.
Preferably,
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
Described serving BS is used for issuing to described subscriber equipment by newly-increased configuration messages the positional information of base station under each adjacent area.
Below in conjunction with several application examples, the present invention is further illustrated.
Following example all is based on network as shown in Figure 1.In Fig. 1, residential quarter 1 is the Serving cell of UE; Residential quarter 2,4,5,6,7 is the adjacent area; Residential quarter 3 is non-adjacent area; Wherein, arrow represent UE from the residential quarter 1 toward residential quarter 3,4,5 direction moves.
Use example one:
This example is mainly described UE obtains each adjacent area from cell broadcast service message base station position information and is completed the adjacent area and select.
As shown in Figure 2, a kind of system of selection of adjacent area comprises:
(201) UE receives the broadcast that Serving cell sends, and parses the positional information of base station under the adjacent area from this broadcast, has comprised at least the information such as base station place longitudes and latitude under adjacent area 2,4,5,6,7 in these positional informations;
(202) UE has obtained the positional information of base stations under adjacent area 2,4,5,6,7, and by GPS (Global Positioning System, global positioning system) obtain the positional information of self, the positional information of UE self has comprised the information such as longitude, latitude and moving direction of UE at least.UE is with adjacent area 2,4,5,6, the positional information of base stations compares with the positional information of self under 7, and 4,5 direction moves confirmation UE to the adjacent area by residential quarter 1.Through screening, UE determines to keep residential quarter 4,5 in Neighboring Cell List.At last, form the adjacent area formation by residential quarter 4,5;
(203) UE measures normally to each residential quarter in the formation of adjacent area, and flow process finishes.
Use example two:
This example is mainly described UE and obtain the base station position information of each adjacent area from the RRC connection reconfiguration message that Serving cell sends, and completes the adjacent area and select.
As shown in Figure 3, a kind of system of selection of adjacent area comprises:
(301-302) UE receives that the RRC that Serving cell sends connects reconfiguration message, and replys success response.From this message, UE parses the positional information of base station under each adjacent area, and these positional informations have comprised the information such as place, base station longitude under adjacent area 2,4,5,6,7 and latitude at least;
(303) UE has obtained the positional information of base stations under adjacent area 2,4,5,6,7, and obtains the positional information of self by GPS, and the positional information of UE self has comprised the information such as longitude, latitude and moving direction of UE at least.UE is adjacent area 2,4,5,6, the positional information of base stations under 7, compares with self positional information, confirms that 4,5 direction moves UE to the adjacent area by residential quarter 1.Through screening, UE determines to keep residential quarter 4,5 in Neighboring Cell List.At last, form the adjacent area formation by residential quarter 4,5;
(304) UE measures normally to each residential quarter in the formation of adjacent area, and flow process finishes.
Use example three:
This example has mainly been described UE when carrying out the adjacent area selection, by initiatively sending query requests to Serving cell, to obtain the adjacent area positional information of Serving cell, then completes the adjacent area and selects.
As shown in Figure 4, a kind of system of selection of adjacent area comprises:
(401) UE sends the request message of inquiring about the adjacent area positional information to Serving cell;
(402) Serving cell is replied query response message, wherein carries the positional information of affiliated base station, each adjacent area; UE parses the positional information of base station under each adjacent area from this response message, comprised at least the information such as base station place longitudes and latitude under adjacent area 2,4,5,6,7 in these positional informations;
(403) UE has obtained the positional information of base stations under adjacent area 2,4,5,6,7, and obtains the positional information of self by GPS, has comprised at least the information such as longitude, latitude and moving direction of UE in the positional information of UE self.UE is adjacent area 2,4,5,6, the positional information of base stations under 7, compares with self positional information, confirms that 4,5 direction moves UE to the adjacent area by residential quarter 1.Through screening, UE determines to keep residential quarter 4,5 in Neighboring Cell List.At last, form the adjacent area formation by residential quarter 4,5;
(404) UE measures normally to each residential quarter in the formation of adjacent area, and flow process finishes.
Use example four:
This example has mainly been described UE obtains the adjacent area from the configuration messages that Serving cell sends base station position information and has been completed the adjacent area and select.
As shown in Figure 5, the system of selection of adjacent area comprises:
(501-502) Serving cell sends configuration messages to UE, wherein carries the positional information of affiliated base station, each adjacent area; UE replys successful response message after receiving this configuration messages, and parses the positional information of base station under each adjacent area from this configuration messages, has comprised at least the information such as base station place longitudes and latitude under adjacent area 2,4,5,6,7 in these positional informations; Wherein, above-mentioned configuration information and success response information are all information newly-increased in system;
(503) UE has obtained the positional information of base stations under adjacent area 2,4,5,6,7, and obtains the positional information of self by GPS, has comprised at least the information such as longitude, latitude and moving direction of UE in the positional information of UE self.UE is adjacent area 2,4,5,6, the positional information of base stations under 7, compares with self positional information, confirms that UE 4,5 is moved to the adjacent area by residential quarter 1.Through screening, UE determines to keep residential quarter 4,5 in Neighboring Cell List.At last, form the adjacent area formation by residential quarter 4,5;
(504) UE measures normally to each residential quarter in the formation of adjacent area, and flow process finishes.
One of ordinary skill in the art will appreciate that all or part of step in said method can come the instruction related hardware to complete by program, described program can be stored in computer-readable recording medium, as read-only memory, disk or CD etc.Alternatively, all or part of step of above-described embodiment also can realize with one or more integrated circuits.Correspondingly, each the module/unit in above-described embodiment can adopt the form of hardware to realize, also can adopt the form of software function module to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
The above is only the preferred embodiments of the present invention, is not for limiting protection scope of the present invention.According to summary of the invention of the present invention; also other various embodiments can be arranged; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art are when making according to the present invention various corresponding changes and distortion; within the spirit and principles in the present invention all; any modification of doing, be equal to replacement, improvement etc., within protection scope of the present invention all should be included in.

Claims (10)

1. adjacent area system of selection is applied to comprise in long evolving system:
Subscriber equipment obtains the positional information of base station under each adjacent area from Serving cell;
When carrying out the adjacent area selection, described subscriber equipment is according to the positional information of base station under each adjacent area that gets, in conjunction with self current positional information and moving direction, select the adjacent area that is positioned on self moving direction and form the candidate adjacent formation, and each adjacent area in this formation is measured and reporting measurement message.
2. the method for claim 1 is characterized in that:
Described subscriber equipment obtains the positional information of base station under each adjacent area from Serving cell, specifically comprise:
Described subscriber equipment obtains the positional information of base station under each adjacent area from the broadcast that described Serving cell is sent.
3. the method for claim 1 is characterized in that:
Described subscriber equipment obtains the positional information of base station under each adjacent area from Serving cell, specifically comprise:
Described subscriber equipment obtains the positional information of base station under each adjacent area from the wireless resource control connection reconfiguration message that Serving cell is sent.
4. the method for claim 1 is characterized in that:
Described subscriber equipment obtains the positional information of base station under each adjacent area from Serving cell, specifically comprise:
Described subscriber equipment is by sending a request message to described Serving cell, the positional information of base station under acquisition request each adjacent area.
5. the method for claim 1 is characterized in that:
Described subscriber equipment obtains the positional information of base station under each adjacent area from Serving cell, specifically comprise:
Described subscriber equipment obtains the positional information of base station under each adjacent area from the configuration messages that described Serving cell is sent.
6. an adjacent area selective system, comprising: the serving BS of subscriber equipment and this subscriber equipment;
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area;
Described subscriber equipment is used for when carrying out the adjacent area selection, positional information according to base station under each adjacent area that gets, in conjunction with self current positional information and moving direction, select the adjacent area that is positioned on self moving direction and form the candidate adjacent formation, and each adjacent area in this formation is measured and reporting measurement message.
7. system as claimed in claim 6 is characterized in that:
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
Described serving BS is used for issuing to described subscriber equipment by broadcast the positional information of base station under described each adjacent area.
8. system as claimed in claim 6 is characterized in that:
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
Described serving BS is used for issuing to described subscriber equipment by wireless resource control connection reconfiguration message the positional information of base station under each adjacent area.
9. system as claimed in claim 6 is characterized in that:
Described subscriber equipment also is used for sending a request message to described serving BS, the positional information of affiliated base station, each adjacent area of acquisition request;
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
After described serving BS is received described request message, issue the positional information of base station under each adjacent area to described subscriber equipment.
10. system as claimed in claim 6 is characterized in that:
Described serving BS is used for issuing to described subscriber equipment the positional information of base station under each adjacent area, specifically comprises:
Described serving BS is used for issuing to described subscriber equipment by newly-increased configuration messages the positional information of base station under each adjacent area.
CN2011104303137A 2011-12-20 2011-12-20 Method and system for adjacent zone selection Pending CN103179609A (en)

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CN110139219A (en) * 2018-03-28 2019-08-16 杨铭域 Wisdom 5G network system
CN111328093A (en) * 2020-02-29 2020-06-23 南京嘉环科技有限公司 Control device and method for forward switching of LTE (Long term evolution) system in high-speed environment
CN112423372A (en) * 2019-08-22 2021-02-26 中国移动通信有限公司研究院 Network system, cell access method, terminal and network equipment

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Application publication date: 20130626