CN101888674A - Switching processing method and device - Google Patents
Switching processing method and device Download PDFInfo
- Publication number
- CN101888674A CN101888674A CN2009101364979A CN200910136497A CN101888674A CN 101888674 A CN101888674 A CN 101888674A CN 2009101364979 A CN2009101364979 A CN 2009101364979A CN 200910136497 A CN200910136497 A CN 200910136497A CN 101888674 A CN101888674 A CN 101888674A
- Authority
- CN
- China
- Prior art keywords
- base station
- utilization rate
- neighbor base
- air interface
- interface resource
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention discloses a switching processing method and a device. The method comprises the following steps: a service base station acquires the air interface resource utilization rate of an adjacent cell base station; the service base station receives a switching request sent from a terminal, wherein the switching request carries the signal intensity of the adjacent cell base station; and the service base station determines the target base station range of the terminal for switching according to the signal intensity and the acquired air interface resource utilization rate and informs the target base station range to the terminal, so that the terminal can select a target base station for switching according to the target base station range. The invention solves the problem that when the terminal is switched among different base stations, only the signal intensity of the base stations is considered so that the QoS (Quality of Service) can not be ensured, thereby improving the success rate of switching and ensuring the QoS of the terminal switched to the target base station.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of switching handling method and device.
Background technology
Micro-wave access to global intercommunication (Worldwide Interoperability for Microwave Access, abbreviate WiMAX as) in the system, the changing method that existing portable terminal is adopted when switching between different base station has only been considered the factor of signal strength signal intensity, when service (serving) base station (Base Station is provided, abbreviate BS as) the signal strength signal intensity variation time, as long as the signal strength signal intensity of the current serving BS of other signal of base station strength ratio exceeds certain threshold value, will trigger switching to this BS.This method traditional based on the mobile communication system of voice in relatively effectively, but, because the WiMAX system more pays attention to the transmission of data, to the requirement of aerial mouthful data bandwidth than higher, when the aerial port band width of target BS was not enough, the service quality (Quality of Service abbreviates QoS as) of switching terminal in the past can not get ensureing, especially real time business can not get ensureing, user's use experience is difficult to accept.In this case or switch unsuccessful, be to switch in the past also can not get guaranteeing (being switched away rapidly probably in this case) by QoS afterwards, because the WiMAX system usually is used for the intensive area of data user in city, therefore this changing method of considering signal strength signal intensity is in the WiMAX system, handover success rate can reduce, and the QoS after perhaps switching can not get ensureing.
The problem of only considering base station signal strength when switching between different base station at terminal in the correlation technique and causing QoS to can not get guaranteeing does not propose effective solution at present as yet.
Summary of the invention
Only consider base station signal strength when between different base station, switching and cause the problem that QoS can not get guaranteeing and propose the present invention that for this reason, main purpose of the present invention is to provide a kind of hand-off process scheme, one of to address the above problem at least at terminal.
To achieve these goals, according to an aspect of the present invention, provide a kind of switching handling method.
Switching handling method according to the present invention comprises: serving BS obtains the utilization rate of air interface resource of neighbor base station; Serving BS receives the handoff request of self terminal, wherein, carries the signal strength signal intensity of neighbor base station in the handoff request; Serving BS is determined the target BS scope that terminal is used to switch according to signal strength signal intensity and the utilization rate of air interface resource of obtaining, and gives terminal with the target BS range notification, so that the terminal target BS that selection is switched according to the target BS scope.
Preferably, serving BS obtains utilization rate of air interface resource and comprises: serving BS sends a request message to neighbor base station via IAD, and wherein, request message is used to ask neighbor base station that utilization rate of air interface resource is provided; Serving BS is via the utilization rate of air interface resource of IAD reception from neighbor base station.
Preferably, serving BS via IAD after neighbor base station sends a request message, said method also comprises: IAD receives the request message from serving BS, and request message is transmitted to neighbor base station; IAD receives the utilization rate of air interface resource from neighbor base station, and utilization rate of air interface resource is transmitted to serving BS.
Preferably, after IAD was transmitted to neighbor base station with request message, said method also comprised: neighbor base station adopts regularly or the mode of Event triggered sends to IAD with utilization rate of air interface resource.
Preferably, neighbor base station adopts the mode of Event triggered that utilization rate of air interface resource is sent to IAD to comprise: reach in utilization rate of air interface resource under the situation of predetermined threshold, neighbor base station sends to IAD with utilization rate of air interface resource.
Preferably, serving BS sends a request message to neighbor base station via IAD and comprises: serving BS adopts mode regularly to send a request message to neighbor base station via IAD.
To achieve these goals, according to a further aspect in the invention, provide a kind of switch processing device.
Switch processing device according to the present invention comprises: acquisition module is used to obtain the utilization rate of air interface resource of neighbor base station; Receiver module is used to receive the handoff request of self terminal, wherein, carries the signal strength signal intensity of neighbor base station in the handoff request; Determination module is used for determining the target BS scope that terminal is used to switch according to signal strength signal intensity and the utilization rate of air interface resource of obtaining; Notification module, the target BS range notification that is used for determination module is determined is given terminal, so that the terminal target BS that selection is switched according to the target BS scope.
Preferably, said apparatus also comprises: sending module is used for the utilization rate of air interface resource of current base station is sent to neighbor base station.
Preferably, acquisition module comprises: send submodule, be used for sending a request message to neighbor base station via IAD, wherein, request message is used to ask neighbor base station that utilization rate of air interface resource is provided; Receive submodule, be used for via the utilization rate of air interface resource of IAD reception from neighbor base station.
Preferably, sending submodule adopts mode regularly to send a request message to neighbor base station via IAD.
By the present invention, adopt serving BS to determine the target BS that terminal is switched according to the signal strength signal intensity of neighbor base station and the utilization rate of air interface resource of obtaining, solved the problem of only considering base station signal strength when terminal is switched and cause QoS to can not get guaranteeing between different base station, and then improved success rate for switching, and guaranteed to switch to the QoS of the terminal of target BS.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the schematic representation of apparatus that is used for implementing at the WiMAX wireless communication system embodiment of the invention;
Fig. 2 is the flow chart according to the switching handling method of the embodiment of the invention;
Fig. 3 is the flow chart that obtains the neighbor base station utilization rate of air interface resource according to the serving BS of the embodiment of the invention;
Fig. 4 is the terminal switching process flow chart according to the embodiment of the invention;
Fig. 5 is the structured flowchart according to the switch processing device of the embodiment of the invention;
Fig. 6 is the concrete structure block diagram according to the switch processing device of the embodiment of the invention.
Embodiment
Functional overview
Consider the problem of only considering base station signal strength when terminal is switched in the correlation technique and cause QoS to can not get guaranteeing between different base station, the embodiment of the invention provides the hand-off process scheme, and the treatment principle of this scheme is as follows: serving BS obtains the utilization rate of air interface resource of neighbor base station; Serving BS receives the handoff request of self terminal, wherein, carries the signal strength signal intensity of neighbor base station in the handoff request; Serving BS is determined the target BS scope that terminal is used to switch according to signal strength signal intensity and the utilization rate of air interface resource of obtaining, and gives terminal with the target BS range notification, so that the terminal target BS that selection is switched according to the target BS scope.
Be example with the WiMAX system below, describe the present invention in detail, but application of the present invention be not limited to the WiMAX system, for example, can also be applied to code division multiple access wireless communication systems such as (Code Division Multiple Access abbreviate CDMA as).
Fig. 1 is the schematic representation of apparatus that is used for implementing at the WiMAX wireless communication system embodiment of the invention, as shown in Figure 1, the adjacent area interface-free resources processing unit 111 of base station A110, when system initialization, resource control unit 103 by IAD 100, send the adjacent area resource request to one or more adjacent areas of current base station A (if can not directly arrive the purpose base station, then issue the resource control unit of corresponding next stage IAD, up to arriving the purpose base station), neighbor base station (base station B120) can be according to timer or some event-driven, resource control unit by IAD utilizes the interface-free resources of oneself situation (promptly, utilization rate of air interface resource) report base station A, base station A notes the utilization rate of air interface resource that neighbor base station (base station B120) reports.When system carries out switch decision (switch decision unit 112), the interface-free resources idle condition that obtains the adjacent area by adjacent area interface-free resources processing unit (promptly, utilization rate of air interface resource) as a parameter, again in conjunction with the signal strength signal intensity of neighbor base station, obtain a total judgement factor K, and, select more excellent adjacent area as the target adjacent area according to this judgement factor K, then, portable terminal is issued by aerial mouthful of message in this target adjacent area.
Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
Method embodiment
Need to prove, can in computer system, carry out in the step shown in the flow chart of accompanying drawing such as a set of computer-executable instructions, and, though there is shown logical order in flow process, but in some cases, can carry out step shown or that describe with the order that is different from herein.
According to embodiments of the invention, a kind of switching handling method is provided, Fig. 2 is the flow chart according to the switching handling method of the embodiment of the invention, as shown in Figure 2, this method comprises that following step S202 is to step S206:
Step S202, serving BS obtain the utilization rate of air interface resource of neighbor base station;
Step S204, serving BS receive the handoff request of self terminal, wherein, carry the signal strength signal intensity of neighbor base station in the handoff request;
Step S206, serving BS is determined the target BS scope that terminal is used to switch according to signal strength signal intensity and the utilization rate of air interface resource of obtaining, and gives terminal with the target BS range notification, so that the terminal target BS that selection is switched according to the target BS scope.
Fig. 3 is the flow chart that obtains the neighbor base station utilization rate of air interface resource according to the serving BS of the embodiment of the invention, and as shown in Figure 3, this flow process comprises that following step 302 is to step 310:
Step 304, IAD receives the request message from serving BS, and request message is transmitted to neighbor base station (that is, the resource control unit of IAD is forwarded to request the Radio Resource control module of the neighbor base station of serving BS).
Step 306, after neighbor base station receives the request message of IAD forwarding, adopt the mode of timing or Event triggered that utilization rate of air interface resource is sent to IAD (promptly, its utilization rate of air interface resource of Radio Resource control module report of neighbor base station is transmitted by IAD to IAD).Wherein, the mode of Event triggered can be to reach under the situation of predetermined threshold in utilization rate of air interface resource, and neighbor base station sends to IAD with utilization rate of air interface resource.
Step 310, serving BS is via the utilization rate of air interface resource (that is, the adjacent area interface-free resources processing unit of serving BS obtain adjacent area utilization rate of air interface resource, and keep a record) of IAD reception from neighbor base station.
Pass through present embodiment, when the terminal that serving BS inserts is switched, (terminal or base station) sends handoff request, serving BS the adjacent area interface-free resources record of adjacent area interface-free resources processing unit (promptly, the adjacent area utilization rate of air interface resource) as a factor of judging (also can utilization rate of air interface resource when switching a parameter), and the target BS scope is returned to portable terminal, and portable terminal is determined target BS according to strategy and is switched in the scope of this target BS.Present embodiment has improved handover success rate and has guaranteed QoS.
Be described in detail below in conjunction with the implementation procedure of example the embodiment of the invention.
Fig. 4 is the terminal switching process flow chart according to the embodiment of the invention, and as shown in Figure 4, this flow process comprises that following step 401 is to step 410:
Step 401, base station A starts, and sends adjacent area utilization rate of air interface resource request to IAD G.Give oneself neighbor base station B and C.
Step 402 after IAD G receives the adjacent area utilization rate of air interface resource request of base station A transmission, is transmitted to this request the neighbor base station B of base station A.
Step 403 after IAD G receives the adjacent area utilization rate of air interface resource request of base station A transmission, is transmitted to this request the neighbor base station C of base station A.
Need to prove there is not sequencing between step 402 and the step 403.
Step 404, base station C sends to IAD G with the utilization rate of air interface resource of oneself, and for example, the idle utilization rate of air interface resource of base station C is 60%, and the base station is in good condition.
Step 405, IAD G is transmitted to base station A with the interface-free resources resource utilization of base station C.
Step 406, base station B sends to IAD G with the utilization rate of air interface resource of oneself, and for example, the idle utilization rate of air interface resource of base station B is 5%, is near congested state.
Step 407, IAD G is transmitted to base station A with the interface-free resources resource utilization of base station B.
Need to prove, step 404 and step 405 can be after step 406 and step 407 or before carry out, also can carry out simultaneously.
Step 408, portable terminal M sends handoff request to serving BS A, carries the intensity of the signal scanning of neighbor base station B and C in this handoff request.The signal strength signal intensity of base station B slightly is better than base station C, but base station B and base station C meet the switching signal condition.
Step 409, the switch decision unit of base station A, according to signal strength signal intensity and the utilization rate of air interface resource of base station B and C, determine that the target BS scope comprises base station B and base station C (or definite target BS is base station C), and this target BS scope (or base station C) is sent to portable terminal M.
Step 410 after portable terminal M receives the target BS scope that base station A sends, as target BS, and switches to base station C according to policy selection base station C.
In the present embodiment, if portable terminal M switches to base station B, because base station B is near congestion state, be difficult to successfully so insert, both made success also can have influence on QoS, by present embodiment, portable terminal will switch to base station C, not only improved success rate for switching, and also can be protected for the QoS of the terminal that switches to target BS.
The embodiment of the invention is comprehensively used information (promptly based on the adjacent area interface-free resources that adjacent area interface-free resources processing unit obtains, utilization rate of air interface resource) with from the signal strength signal intensity of the adjacent area of portable terminal, the adjacent area interface-free resources is used information (promptly, utilization rate of air interface resource) as the factor of a judgement, the adjacent area of Que Dinging admits new terminal to insert easily thus, not only improved success rate for switching, and also can be protected for the QoS of the terminal that switches to target BS.
Device embodiment
According to embodiments of the invention, a kind of switch processing device is provided, Fig. 5 is the structured flowchart according to the switch processing device of the embodiment of the invention, as shown in Figure 5, this device comprises: acquisition module 52, receiver module 54, determination module 56, notification module 58.Below this structure is described in detail.
Acquisition module 52 is used to obtain the utilization rate of air interface resource of neighbor base station; Receiver module 54 is used to receive the handoff request of self terminal, wherein, carries the signal strength signal intensity of neighbor base station in the handoff request; Determination module 56 is connected to acquisition module 52 and receiver module 54, is used for determining the target BS scope that terminal is used to switch according to signal strength signal intensity and the utilization rate of air interface resource of obtaining; Notification module 58 is connected to determination module 56, is used for determination module is determined that 56 target BS range notification gives terminal, so that terminal is selected the target BS that switches according to the target BS scope.
Fig. 6 is the concrete structure block diagram according to the switch processing device of the embodiment of the invention, and as shown in Figure 6, this device also comprises sending module 66, is used for the utilization rate of air interface resource of current base station is sent to neighbor base station.
As shown in Figure 6, this acquisition module 52 comprises: send submodule 62, receive submodule 64, below this structure is described in detail.
Send submodule 62, be used for sending a request message to neighbor base station via IAD, wherein, request message is used to ask neighbor base station that utilization rate of air interface resource is provided; Receive submodule 64, be used for via the utilization rate of air interface resource of IAD reception from neighbor base station.
Wherein, sending submodule 62 can adopt mode regularly to send a request message to neighbor base station via IAD.
Need to prove that each structure among this device embodiment can realize in conjunction with the dependency structure among above-mentioned Fig. 1, will be described in detail below.
Above-mentioned acquisition module 52, receiver module 54 and sending module 66 can be formed the adjacent area interface-free resources processing unit 111 in the base station, this unit is when system initialization, send the one or more adjacent areas of adjacent area resource request to current base station, after the adjacent area receives this request, send report by its interface-free resources processing unit 121, carry the interface-free resources operating position in this report (promptly, utilization rate of air interface resource), this adjacent area interface-free resources processing unit 111 carries out record with utilization rate of air interface resource.The adjacent area interface-free resources processing unit 111 of base station also can be estimated the utilization rate of air interface resource of current base station when resource request is sent in other base station, the interface-free resources idle condition of current base station (that is utilization rate of air interface resource) is sent to the base station of request.
The above-mentioned piece of cover half really 56, notification module 58 can be formed the switch decision unit 112 or 122 of base station, when carrying out switch decision, the interface-free resources idle condition that obtains the adjacent area by adjacent area interface-free resources processing unit 111 (promptly, utilization rate of air interface resource), and with this utilization rate of air interface resource as a parameter, again in conjunction with the signal strength signal intensity of neighbor base station, obtain a total judgement factor K, according to this judgement factor K, select target adjacent area scope (or selecting more excellent adjacent area) as the target adjacent area, and issue portable terminal by aerial mouthful of message.
Need to prove, by above-mentioned base station 111 or 121, the switch decision unit 112 of base station or 122 and the resource control unit 103 of IAD can form a system.Wherein, the resource control unit 103 of IAD is when adjacent area resource request that receives the base station or report, be forwarded to relevant base station, play the effect of relay route, if can not directly arrive the purpose base station, then issue the resource control unit of corresponding next stage IAD, up to arriving the purpose base station.Because the adjacent area interface-free resources processing unit and the switch decision unit of this system are described in detail in the above-described embodiments, do not repeat them here.
In sum, pass through the above embodiment of the present invention, serving BS obtains the utilization of resources situation of adjacent area, in the signal variation of Current Serving BTS or obtain the better one or more base stations of signal by signal scanning and prepare to switch, when switching, the adjacent area resource utilization as an important reference factor, when the idling-resource of certain adjacent area does not have or is few, do not switch, when more idling-resource, signal strength signal intensity be multiply by a coefficient corresponding with idling-resource comprehensively to be taken in, the adjacent area of Que Dinging admits new terminal to insert easily thus, not only improved success rate for switching, and also can be protected for the QoS of the terminal that switches to target BS.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and carry out by calculation element, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a switching handling method is characterized in that, comprising:
Described serving BS obtains the utilization rate of air interface resource of neighbor base station;
Described serving BS receives the handoff request of self terminal, wherein, carries the signal strength signal intensity of described neighbor base station in the described handoff request;
Described serving BS is determined the target BS scope that described terminal is used to switch according to described signal strength signal intensity and the described utilization rate of air interface resource of obtaining, and give described terminal with described target BS range notification, so that described terminal is selected the target BS that switches according to described target BS scope.
2. method according to claim 1 is characterized in that, described serving BS obtains described utilization rate of air interface resource and comprises:
Described serving BS sends a request message to described neighbor base station via IAD, and wherein, described request message is used to ask described neighbor base station that utilization rate of air interface resource is provided;
Described serving BS is via the described utilization rate of air interface resource of described IAD reception from described neighbor base station.
3. method according to claim 2 is characterized in that, described serving BS via described IAD after described neighbor base station sends described request message, described method also comprises:
Described IAD receives the described request message from described serving BS, and gives described neighbor base station with the described request forwards;
Described IAD receives the described utilization rate of air interface resource from described neighbor base station, and described utilization rate of air interface resource is transmitted to described serving BS.
4. method according to claim 3 is characterized in that, after described IAD was given described neighbor base station with the described request forwards, described method also comprised:
Described neighbor base station adopts regularly or the mode of Event triggered sends to described IAD with described utilization rate of air interface resource.
5. method according to claim 4 is characterized in that, described neighbor base station adopts the mode of described Event triggered that described utilization rate of air interface resource is sent to described IAD to comprise:
Reach in described utilization rate of air interface resource under the situation of predetermined threshold, described neighbor base station sends to described IAD with described utilization rate of air interface resource.
6. according to each described method in the claim 2 to 5, it is characterized in that described serving BS sends described request message via described IAD to described neighbor base station and comprises:
Described serving BS adopts mode regularly to send a request message to described neighbor base station via described IAD.
7. a switch processing device is characterized in that, comprising:
Acquisition module is used to obtain the utilization rate of air interface resource of neighbor base station;
Receiver module is used to receive the handoff request of self terminal, wherein, carries the signal strength signal intensity of described neighbor base station in the described handoff request;
Determination module is used for determining the target BS scope that described terminal is used to switch according to described signal strength signal intensity and the described utilization rate of air interface resource of obtaining;
Notification module, the described target BS range notification that is used for described determination module is determined is given described terminal, so that the target BS that described terminal is switched according to described target BS scope selection.
8. device according to claim 7 is characterized in that, also comprises:
Sending module is used for the utilization rate of air interface resource of current base station is sent to described neighbor base station.
9. according to claim 7 or 8 described devices, it is characterized in that described acquisition module comprises:
Send submodule, be used for sending a request message to described neighbor base station via IAD, wherein, described request message is used to ask described neighbor base station that utilization rate of air interface resource is provided;
Receive submodule, be used for via the described utilization rate of air interface resource of described IAD reception from described neighbor base station.
10. device according to claim 9 is characterized in that, described transmission submodule adopts mode regularly to send a request message to described neighbor base station via described IAD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101364979A CN101888674A (en) | 2009-05-13 | 2009-05-13 | Switching processing method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101364979A CN101888674A (en) | 2009-05-13 | 2009-05-13 | Switching processing method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101888674A true CN101888674A (en) | 2010-11-17 |
Family
ID=43074341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101364979A Pending CN101888674A (en) | 2009-05-13 | 2009-05-13 | Switching processing method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101888674A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102076054A (en) * | 2011-02-18 | 2011-05-25 | 电信科学技术研究院 | Direct forwarding tunnel setup and using method, system and equipment |
| CN102083182A (en) * | 2010-12-31 | 2011-06-01 | 华为技术有限公司 | Method and equipment for realizing energy conservation of communication system |
| CN102281603A (en) * | 2011-08-03 | 2011-12-14 | 京信通信系统（中国）有限公司 | Switching control method for Femto base station on basis of distributed strategy |
| CN102487537A (en) * | 2010-12-02 | 2012-06-06 | 中兴通讯股份有限公司 | Method for selecting target base station (BS) during switching and system thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1744753A (en) * | 2004-09-02 | 2006-03-08 | 大唐移动通信设备有限公司 | Selecting method of switching target community in TDD/CDMA system |
| WO2008096317A1 (en) * | 2007-02-05 | 2008-08-14 | Nokia Corporation | System and method for providing dedicated system frame number (sfn) transmission in handover |
| CN101272588A (en) * | 2007-03-19 | 2008-09-24 | 华为技术有限公司 | Alien system switching or re-selection |
| CN101312594A (en) * | 2007-05-25 | 2008-11-26 | 华为技术有限公司 | Switch method, communication system and apparatus |
-
2009
- 2009-05-13 CN CN2009101364979A patent/CN101888674A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1744753A (en) * | 2004-09-02 | 2006-03-08 | 大唐移动通信设备有限公司 | Selecting method of switching target community in TDD/CDMA system |
| WO2008096317A1 (en) * | 2007-02-05 | 2008-08-14 | Nokia Corporation | System and method for providing dedicated system frame number (sfn) transmission in handover |
| CN101272588A (en) * | 2007-03-19 | 2008-09-24 | 华为技术有限公司 | Alien system switching or re-selection |
| CN101312594A (en) * | 2007-05-25 | 2008-11-26 | 华为技术有限公司 | Switch method, communication system and apparatus |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102487537A (en) * | 2010-12-02 | 2012-06-06 | 中兴通讯股份有限公司 | Method for selecting target base station (BS) during switching and system thereof |
| CN102487537B (en) * | 2010-12-02 | 2014-12-17 | 中兴通讯股份有限公司 | Method for selecting target base station (BS) during switching and system thereof |
| CN102083182A (en) * | 2010-12-31 | 2011-06-01 | 华为技术有限公司 | Method and equipment for realizing energy conservation of communication system |
| WO2012089162A1 (en) * | 2010-12-31 | 2012-07-05 | 华为技术有限公司 | Method and device for realizing energy saving in communication system |
| US9119147B2 (en) | 2010-12-31 | 2015-08-25 | Huawei Technologies Co., Ltd. | Method and device for realizing energy saving in communication system |
| CN105611612A (en) * | 2010-12-31 | 2016-05-25 | 华为技术有限公司 | Method and device for saving energy of communication system |
| CN105611612B (en) * | 2010-12-31 | 2019-10-25 | 华为技术有限公司 | A kind of energy-efficient method and apparatus of realization communication system |
| CN102076054A (en) * | 2011-02-18 | 2011-05-25 | 电信科学技术研究院 | Direct forwarding tunnel setup and using method, system and equipment |
| CN102281603A (en) * | 2011-08-03 | 2011-12-14 | 京信通信系统（中国）有限公司 | Switching control method for Femto base station on basis of distributed strategy |
| CN102281603B (en) * | 2011-08-03 | 2014-09-10 | 京信通信系统（中国）有限公司 | Switching control method for Femto base station on basis of distributed strategy |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3448071B1 (en) | Service message sending method, terminal device and network device | |
| US8315596B2 (en) | Transmission process restriction method, mobile communication system, and mobile station | |
| CN103907391B (en) | For the system and method for quick initial network link establishing | |
| CN110073638B (en) | Data transmission method, terminal and access network element | |
| CN102860073B (en) | Coexisting of multiple wireless network | |
| US8699402B2 (en) | Multi-hop relay radio communication system, access gateway, and route selection method | |
| CN103947258A (en) | Mobile communication system and method of information processing for improving user experience in the mobile communication system | |
| US9137722B2 (en) | Base station and system information notification method | |
| CN105338513A (en) | Device to device (D2D) service processing method and device | |
| CN103891357A (en) | Systems and methods for fast initial network link setup | |
| CN103918310A (en) | Systems and methods for fast initial network link setup | |
| CN103891358A (en) | Systems and methods for fast initial network link setup | |
| JPWO2010018658A1 (en) | Wireless transmission device and wireless reception device | |
| CN103907378A (en) | Systems and methods for fast initial network link setup | |
| CN103918311A (en) | Systems and methods for fast initial network link setup | |
| CN104980980A (en) | Method, system and equipment for connection establishment | |
| CN104025662A (en) | Systems and methods for fast initial network link setup | |
| CN111432457A (en) | Communication method and communication device | |
| CN103108371A (en) | Single antenna multichannel cognitive wireless sensor network route control method | |
| JP6022244B2 (en) | Base station and control method in mobile communication system | |
| CN103313331A (en) | System switching method and device | |
| CN103686828A (en) | Inter-network-system measurement processing method and device | |
| CN108770065A (en) | A kind of method, equipment and the system of control interface-free resources | |
| CN104871577B (en) | Method, the network equipment and the user equipment of service switching | |
| JP2022502929A (en) | Data transmission control methods, network equipment and storage media |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20101117 |