CN101296474A - Method and device for distributing transmission resource for mobile station - Google Patents
Method and device for distributing transmission resource for mobile station Download PDFInfo
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- CN101296474A CN101296474A CNA2007101020040A CN200710102004A CN101296474A CN 101296474 A CN101296474 A CN 101296474A CN A2007101020040 A CNA2007101020040 A CN A2007101020040A CN 200710102004 A CN200710102004 A CN 200710102004A CN 101296474 A CN101296474 A CN 101296474A
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Abstract
The invention provides a method for allocating and transmitting resources for a mobile station. The method comprises the following steps: a notification message is transmitted to the mobile station which is in an idle state on a control channel; according to the received notification message, the mobile station utilizes wireless resource allocated by cells to transmit downstream data. When the current cell has no sufficient resource to allocate to the mobile station, by the technical proposal provided by the embodiment of the invention, a proper cell can be chosen to allocate resource for the mobile station according to a measuring report, and the mobile station is notified to access to a target cell in a dynamic way and to receive the downstream data through transmitting grouping shifting command to the mobile station on public control channel or grouping public control channel, thus better meeting the request for data transmission of a user.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of is the method and the device thereof of travelling carriage allocation of transmission resources.
Background technology
Progress along with science and technology, people are also improving constantly the requirement of mobile communication business and quality, therefore the demand that seamlessly transits to the third generation (3G) mobile communication technology is proposed, major technique to 3G evolution has GPRS (GPRS, General Packer Radio Service), enhanced data rates global system for mobile communications evolution technology (EDGE, Enhanced Data Rate for GSM Evolution), high speed circuit switched data service (HSCSD, and the emphasis of research concentrates on and utilizes limited frequency spectrum resources to improve transmission rate and reduce transmission delay High Speed Circuit Switching Data).
GPRS is the packet data exchanged technology of introducing in global system for mobile communications (GSM, Global System for Mobilecommunication) network.It is superimposed on the gsm system, has prolonged the useful life of GSM, and it is based on the forwarding of packet data package and the statistic multiplexing of channel, thereby the data service that existing GSM is provided has leaped more than the 100Kbps from 9.6Kbps first.Because GPRS still adopts the GMSK (Guassian Minimum Shift Keying) (GMSK the same with GSM, Gaussian MinimumShift Keying) modulation system, transmission rate can't reach the 2Mbps of 3G business need, in order fully to satisfy the bandwidth demand that following radio multimedium is used, EDGE provides a transitional scheme from GPRS to the 3G (Third Generation) Moblie.EDGE is a kind of data enhancement mode mobile communication technology based on the GSM/GPRS network, is called the 2.75G technology by people again usually.This technology mainly is to use broadband service, can allow the network of use 800,900,1800,1900MHz frequency range that the partial function of 3G (Third Generation) Moblie network is provided.
When carrying out packet data transmission, need between two transmission entities, set up Temporary Block Flow (TBF, Temporary Block Flow, TBF), be used at packet data physical channel (PDCH, Packet DataChannel) goes up the transmission of supporting unidirectional upper-layer packet data cell (PDU, Packet Data Unit).
Fig. 1 is the method for travelling carriage allocation of transmission resources for prior art, and detailed process is as follows:
Step 101: Serving GPRS Support Node (SGSN, Serving GPRS Support Node) to base station (BSS, Base Staion System) stream of packets sign (PFI is carried in transmission, Packet Flow Identifier) downlink data, described PFI is used to indicate packet flow context (PFC, Packet Flow Context), PFC is the description that SGSN offers the BSS service quality relevant with user data transmission (QoS, Quality of Service) parameter;
Step 102:BSS judges whether described downlink data exists corresponding PFC information, if, then carry out step 105, if not, then carry out step 103;
Step 103:BSS sends the request of downloading PFC to SGSN;
Step 104:SGSN sends the corresponding QoS information of PFI to BSS;
Step 105:BSS judges whether to exist enough resources to satisfy the requirement of qos parameter, if, then carry out step 106, if not, then carry out step 107;
Step 106:BSS is travelling carriage (MS, Mobile Station) distributing radio resource transmits described downlink data, and pass through the TBF assignment messages at Common Control Channel (CCCH, Common Control Channel) or Packet Common Control CHannel (PCCCH, Packet Common Control Channel) go up notice MS.
Step 107:BSS refusal is the MS distributing radio resource, and abandons described downlink data.
When prior art was the travelling carriage allocation of downlink transfer resource of packet idle state, if current area does not have enough resources, then the BSS refusal was the MS distributing radio resource, and abandons described downlink data.Therefore, in carrying out the invention process, the inventor finds that there are the following problems at least in the prior art: prior art does not have under the situation of enough resources in current area, can not come transmitting downlink data for the idle MS distributing radio resource of dividing into groups, thereby influence the transmission of data in the network.
Summary of the invention
The technical problem that the embodiment of the invention will solve is for providing a kind of method and device thereof of travelling carriage allocation of transmission resources that be, the cell base station that can select to have enough resources is that the travelling carriage distributing radio resource of packet idle state is come transmitting downlink data.
For solving the problems of the technologies described above, the purpose of the embodiment of the invention is achieved through the following technical solutions:
It is a kind of for the method for travelling carriage allocation of transmission resources that the embodiment of the invention provides, and comprising:
On control channel, send a notification message to the travelling carriage that is in idle condition;
Described travelling carriage is according to the notification message that receives, and using the sub-district is its assigned radio resource transmitting downlink data.
The embodiment of the invention also provides a kind of device of travelling carriage allocation of transmission resources that is, comprising:
Control unit is used for notifying on control channel the travelling carriage that is in idle condition to use the sub-district to be its assigned radio resource transmitting downlink data.
By the embodiment of the invention provide for the method and the device thereof of travelling carriage allocation of transmission resources, when the current area base station does not have enough resource allocations to give travelling carriage, can select the proper cell base station according to measurement report is the travelling carriage Resources allocation, and send the grouping switching command to travelling carriage by CCCH or PCCCH, notice is with dynamic access target cell base station downlink data receiving, thereby can better meet the user data transmission requirement.
Description of drawings
Fig. 1 is the method for travelling carriage allocation of transmission resources for prior art;
Fig. 2 is the signaling process figure of method first embodiment of travelling carriage allocation of transmission resources for the present invention;
Fig. 3 is the signaling process figure of method second embodiment of travelling carriage allocation of transmission resources for the present invention;
Fig. 4 is the structure chart of the device preferred embodiment of travelling carriage allocation of transmission resources for the present invention.
Embodiment
It is a kind of for the method and the device thereof of travelling carriage allocation of transmission resources that the embodiment of the invention provides.For making technical scheme of the present invention clearer, below with reference to accompanying drawing and enumerate embodiment, the present invention is described in more detail.
Please refer to Fig. 2, is the signaling process figure of method first embodiment of travelling carriage allocation of transmission resources for the present invention.In the present embodiment, the base station has the measurement report about neighbor cell signal quality, resource situation of travelling carriage periodic report.The method of described allocation of downlink transfer resource comprises:
Step 201:SGSN gives MS for transmitting downlink data, and at first the base station system 1 (BSS1) to current area sends the downlink data that has PFI information;
Described PFI is used for mark P FC, and PFC comprises the description that SGSN offers relevant qos parameter in BSS and the user's data transmission, and described qos parameter comprises the requirement of message transmission rate etc.
Step 202: current area judges whether that enough resources satisfy the qos parameter requirement among the described PFI, if, then carry out step 203, if not, then carry out step 204;
Step 203: current area transmits described downlink data for the MS distributing radio resource, and informs MS by the TBF assignment messages on CCCH.
Because MS is in packet idle mode, (PCH PagingChannel) upward informs MS by the TBF assignment messages to BSS at the Paging Control Channel of CCCH.
Step 204: current area is according to the measurement report of MS periodic report, selection meets the adjacent cell of wireless quality requirement as Target cell, and to SGSN transmission grouping handoff request, the request target sub-district is a MS allocation of downlink transfer resource, and described grouping handoff request is carried the information of described QoS information and Target cell;
When MS is in the GPRS Mobility Management ready state, can periodically sends measurement report, but during such as the GPRS Mobility Management armed state, then can periodically not send measurement report to network at other states to network.In the present embodiment, when MS is in the GPRS Mobility Management ready state, periodically send measurement report, so current area has the measurement report of MS periodic report to network.Described measurement report carries the information of the best several adjacent cells of wireless quality, so the current area measurement report that can report according to MS, selects wireless quality better as Target cell.
Step 205:SGSN to base station system 2 (BSS2) the transmission grouping handoff request of Target cell, carries described QoS information according to the information of the Target cell that provides in the grouping handoff request in the described grouping handoff request;
Target cell can be the sub-district of 2G or 3G network, if the sub-district of 2G network, then carrying in the grouping handoff request that Target cell sends needs the PFI that sets up to tabulate; If the tabulation that RAB (RAB, RadioAccess Bearer) needs foundation is then carried in the sub-district of 3G network in the redirect request that Target cell sends, RAB is the passage of transmission data in the 3G network.In the present embodiment, Target cell is the 2G network, and therefore carrying in the grouping handoff request that Target cell sends needs the PFI that sets up to tabulate.
Step 206: Target cell is according to described QoS information, for the MS distributing radio resource and set up TBF, and returns grouping handover acknowledge message to SGSN, and described grouping handover acknowledge message is carried and is MS assigned radio resource and described PFI information;
Step 207:SGSN returns the response message that grouping is switched to the BSS1 of current area, and carrying described Target cell is MS assigned radio resource and described PFI information;
Step 208: the BSS1 of current area judges whether the BSS2 of Target cell is that MS has distributed adequate resources after receiving the response message of grouping switching, if, then carry out step 210, if not, then carry out step 209;
Because it is the PFI information that MS sets up that SGSN returns the BSS2 that carries described Target cell in the response message of dividing into groups to switch to the BSS1 of current area, therefore the BSS1 according to current area receives the response message that grouping is switched, and can judge whether Target cell is that MS has distributed adequate resources.
Step 209: current area sends the packet switch cancellation order to SGSN, and abandons the downlink data that SGSN sends over.
Step 210: the flag information structure switching command of assigned radio resource information and indication travelling carriage in the grouping handover acknowledge message that current area is returned according to Target cell;
The flag information of described indication travelling carriage is temporary logical link sign (TLLI, TemporaryLogical Link Identifier).
Step 211: current area sends the grouping switching command by the PCH of CCCH to MS, and information, the Target cell that carries Target cell is the TBF resource information of MS distribution, the flag information of instruct MS etc.;
Step 212:MS inserts Target cell according to described grouping switching command, uses the resource of the Target cell that provides in the grouping switching command to transmit the downlink data that SGSN sends.
By the present invention is method first embodiment of travelling carriage allocation of transmission resources, when the current area base station does not have enough resource allocations to give travelling carriage, can select the proper cell base station according to measurement report is the travelling carriage Resources allocation, and send the grouping switching command to travelling carriage by CCCH, the notice travelling carriage inserts the target cell base station downlink data receiving, thereby can better meet the user data transmission requirement.
Fig. 3 is the signaling process figure of method second embodiment of travelling carriage allocation of transmission resources for the present invention, in the present embodiment, and base station requests travelling carriage reporting measurement reports.The method of described allocation of downlink transfer resource specifically comprises:
Step 301:SGSN gives the MS that is in idle condition for transmitting downlink data, at first sends the downlink data that has PFI to the base station 1 of current area (BSS1);
Described PFI is used for mark P FC, and PFC comprises the description that SGSN offers relevant qos parameter in BSS and the user's data transmission, and described qos parameter comprises the requirement of message transmission rate etc.
Step 302: current area judges whether that enough resources satisfy the qos parameter requirement among the described PFI, if, then carry out step 303, if not, then carry out step 304;
Step 303: current area transmits described downlink data for the MS distributing radio resource, and informs MS by the TBF assignment messages on CCCH;
Because MS is in packet idle mode, BSS informs MS by the TBF assignment messages on the PCH of CCCH.
Use the downlink data of the TBF transmission SGSN transmission of setting up.
Step 304: current area sends the message of request MS reporting measurement reports to MS on the PCH of CCCH;
In the present embodiment, MS is in GPRS Mobility Management state such as await orders, MS can be periodically to the network reporting measurement reports, therefore current area need be asked the message of MS reporting measurement reports, comprise in the message of described request travelling carriage reporting measurement reports being used in reference to being shown the ascending wireless resource block message that travelling carriage distributes, travelling carriage is by described ascending wireless resource piece reporting measurement reports.
Step 305:MS sends measurement report to current area by described ascending wireless resource piece at packet associated control channel (PACCH, Packet Associated Control Channel);
Step 306: the measurement report that current area reports according to MS, the Target cell of wireless quality requirement is satisfied in selection, and to SGSN transmission grouping handoff request, the request target sub-district is a MS allocation of downlink transfer resource, and described grouping handoff request is carried the information of described QoS information and Target cell;
Step 307:SGSN to base station system 2 (BSS2) the transmission grouping handoff request of Target cell, carries described PFI information according to the information of the Target cell that provides in the grouping handoff request in the described grouping handoff request;
Target cell can be the sub-district of 2G or 3G network, if the sub-district of 2G network, then carrying in the grouping handoff request that Target cell sends needs the PFI that sets up to tabulate; If the tabulation that RAB (RAB, RadioAccess Bearer) needs foundation is then carried in the sub-district of 3G network in the redirect request that Target cell sends, RAB is the passage of transmission data in the 3G network.In the present embodiment, Target cell is the 2G network, and therefore carrying in the grouping handoff request that Target cell sends needs the PFI that sets up to tabulate.
Step 308: Target cell is according to described QoS information, for the MS distributing radio resource and set up TBF, and returns grouping handover acknowledge message to SGSN, and described redirected response message is carried and is MS assigned radio resource and described PFI information;
Step 309:SGSN returns the response message that grouping is switched to the BSS1 of current area, and carrying described Target cell is the MS assigned radio resource;
Step 310: current area judges whether Target cell is that MS has distributed adequate resources after receiving the response message of grouping switching, if, then carry out step 312, if not, then carry out step 311;
Step 311: current area sends the packet switch cancellation order to SGSN, and abandons the downlink data that SGSN sends over.
Step 312: the flag information structure switching command of assigned radio resource information and indication travelling carriage in the grouping handover acknowledge message that current area is returned according to Target cell;
The flag information of described indication travelling carriage is TLLI.
Step 313: the BSS1 of current area sends the grouping switching command by the PCH of CCCH to MS, and the information and the Target cell that carry Target cell are the MS assigned radio resource;
Step 314:MS inserts Target cell according to described grouping switching command, uses the resource of the Target cell that provides in the grouping switching command to transmit the downlink data that SGSN sends.
By the present invention is method second embodiment of travelling carriage allocation of transmission resources, the current area base station does not have enough resource allocations to give travelling carriage and when not having measurement report, can order the travelling carriage reporting measurement reports, selecting the proper cell base station according to the measurement report that reports is the travelling carriage Resources allocation, and send the grouping switching command to travelling carriage by CCCH, the notice travelling carriage inserts the target cell base station downlink data receiving, thereby can better meet the user data transmission requirement.
The switching command of grouping described in above-mentioned two embodiment is constructed by the current area base station, also can give current area according to the flag information structure switching command that is travelling carriage assigned radio resource information and indication travelling carriage by the handover acknowledge message informing by target cell base station, the flag information of described indication travelling carriage can be given Target cell by the handoff request message informing.
Send to travelling carriage on the PCH of grouping switching command described in above-mentioned two embodiment by CCCH, also can send to travelling carriage on the PPCH by PCCCH, determine by network configuration.
Please refer to Fig. 4, is the structure chart of the device preferred embodiment of travelling carriage allocation of transmission resources for the present invention.Describedly comprise for the device of travelling carriage allocation of transmission resources: judging unit 41, selected cell 42, control unit 43.
Described judging unit 41 is used to judge whether the current area base station has resource to satisfy the quality of service requirement of downlink data transmission.
Described selected cell 42, be used for when the result of judging unit 41 judgements does not have resource to satisfy the quality of service requirement of downlink data transmission for the current area base station, the measurement report that provides according to travelling carriage, it is described travelling carriage distributing radio resource that selection has the sub-district of satisfying the wireless quality requirement, and sends to control unit according to distributing radio resource structure grouping switching command.
Described control unit 43 is used for the grouping switching command that sent according to described selected cell 42, send the grouping switching command to described travelling carriage on Common Control Channel or Packet Common Control CHannel, the travelling carriage that notice is in idle condition uses Target cell to be travelling carriage assigned radio resource transmitting downlink data.
By the present invention is the device preferred embodiment of travelling carriage allocation of transmission resources, when the current area base station does not have enough resource allocations to give travelling carriage, can select the proper cell base station is the travelling carriage Resources allocation, and send the grouping switching command to travelling carriage by CCCH or PCCCH, the notice travelling carriage inserts the Target cell downlink data receiving, thereby can better meet the user data transmission requirement.
By the embodiment of the invention provide for the method and the device thereof of travelling carriage allocation of transmission resources, when the current area base station does not have enough resource allocations to give travelling carriage, can select the proper cell base station according to measurement report is the travelling carriage Resources allocation, and send the grouping switching command to travelling carriage by CCCH or PCCCH, notice is with dynamic access Target cell downlink data receiving, thereby can better meet the user data transmission requirement.
More than to a kind of detailed introduction that has been the method for travelling carriage allocation of transmission resources and device row thereof provided by the present invention, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used to help to understand disclosed technical scheme; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (13)
1. one kind is the method for travelling carriage allocation of transmission resources, it is characterized in that, described method comprises:
On control channel, send a notification message to the travelling carriage that is in idle condition;
Described travelling carriage is according to the notification message that receives, and using the sub-district is its assigned radio resource transmitting downlink data.
2. according to claim 1 is the method for travelling carriage allocation of transmission resources, it is characterized in that,
Described sending a notification message on control channel to the concrete mode of the travelling carriage that is in idle condition is:
Send the grouping switching command to described travelling carriage on Common Control Channel or Packet Common Control CHannel, the notice travelling carriage uses the sub-district to be travelling carriage assigned radio resource transmitting downlink data.
3. according to claim 2 is the method for travelling carriage allocation of transmission resources, it is characterized in that, send described grouping switching command to described travelling carriage, the notice travelling carriage uses described sub-district also to comprise as before the travelling carriage assigned radio resource transmitting downlink data: judge whether current area has resource to satisfy the quality of service requirement of downlink data transmission, if not, the sub-district of then selecting to have the quality of service requirement resource that satisfies downlink data transmission is described travelling carriage distributing radio resource, and constructs described grouping switching command according to assigned radio resource.
4. according to claim 3 is the method for travelling carriage allocation of transmission resources, it is characterized in that, the sub-district that described selection has a quality of service requirement resource that satisfies downlink data transmission come for the concrete mode of described travelling carriage distributing radio resource be: the measurement report that periodically reports according to travelling carriage is selected to have the sub-district of the quality of service requirement resource that satisfies downlink data transmission and is come to be described travelling carriage distributing radio resource.
5. according to claim 3 is the method for travelling carriage allocation of transmission resources, it is characterized in that, the sub-district that described selection has a quality of service requirement resource that satisfies downlink data transmission come for the concrete mode of described travelling carriage distributing radio resource be:
Send the message of request travelling carriage reporting measurement reports to described travelling carriage;
Travelling carriage is according to the information reporting measurement report of described request travelling carriage reporting measurement reports;
The sub-district that the measurement report that reports according to travelling carriage selects to have the quality of service requirement resource that satisfies downlink data transmission is described travelling carriage distributing radio resource.
6. according to claim 5 is the method for travelling carriage allocation of transmission resources, it is characterized in that, sends the message of request travelling carriage reporting measurement reports by Common Control Channel or Packet Common Control CHannel.
7. according to claim 6 is the method for travelling carriage allocation of transmission resources, it is characterized in that, comprise in the message of described request travelling carriage reporting measurement reports being used in reference to being shown the ascending wireless resource block message that travelling carriage distributes, travelling carriage is by described ascending wireless resource piece reporting measurement reports.
8. according to claim 2 is the method for travelling carriage allocation of transmission resources, it is characterized in that, described grouping switching command comprises the temporary logical link sign of the flag information that is used to indicate travelling carriage.
9. according to claim 3 is the method for travelling carriage allocation of transmission resources, it is characterized in that, described sub-district is that the concrete mode of described travelling carriage allocation of downlink transfer resource is:
Current area sends the packets of information handoff request message of the quality of service requirement parameter indication of carrying downlink data transmission, and the request sub-district is the downlink transfer resource that travelling carriage distributes the quality of service requirement that satisfies downlink data transmission;
The sub-district is returned to carry and is travelling carriage assigned radio resource packets of information handoff request acknowledgment message.
10. according to claim 9 is the method for travelling carriage allocation of transmission resources, it is characterized in that the concrete mode of the described grouping switching command of described structure is: the flag information structure switching command of assigned radio resource information and indication travelling carriage in the grouping handover acknowledge message that described current area is returned according to Target cell.
11. according to claim 9 is the method for travelling carriage allocation of transmission resources, it is characterized in that, the concrete mode of the described grouping switching command of described structure is: described sub-district is according to the flag information structure switching command for travelling carriage assigned radio resource information and indication travelling carriage, and the flag information of described indication travelling carriage is given Target cell by the handoff request message informing.
12. one kind is the device of travelling carriage allocation of transmission resources, it is characterized in that, described device comprises:
Control unit is used for notifying on control channel the travelling carriage that is in idle condition to use the sub-district to be its assigned radio resource transmitting downlink data.
13. the device of the travelling carriage allocation of downlink transfer resource of packet idle state according to claim 12 is characterized in that, also comprises:
Judging unit is used to judge whether current area has resource to satisfy the quality of service requirement of downlink data transmission;
Selected cell, when the result of judgment unit judges does not have resource to satisfy the quality of service requirement of downlink data transmission for current area, the Target cell that selection has the quality of service requirement resource that satisfies downlink data transmission is described travelling carriage distributing radio resource, and sends to control unit according to institute's assigned radio resource structure grouping switching command.
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| CN2007101020040A CN101296474B (en) | 2007-04-26 | 2007-04-26 | Method and device for distributing transmission resource for mobile station |
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| CN2007101020040A CN101296474B (en) | 2007-04-26 | 2007-04-26 | Method and device for distributing transmission resource for mobile station |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103535098A (en) * | 2013-05-27 | 2014-01-22 | 华为技术有限公司 | Method and apparatus for uplink signal transmission |
| CN108811156A (en) * | 2017-05-04 | 2018-11-13 | 电信科学技术研究院有限公司 | A kind of information transferring method and device |
| WO2021109468A1 (en) * | 2020-05-15 | 2021-06-10 | Zte Corporation | Method for report configuration |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100558060C (en) * | 2004-07-08 | 2009-11-04 | 华为技术有限公司 | A kind of method of allocation of channel resources may |
| CN100444679C (en) * | 2005-06-28 | 2008-12-17 | 中国人民解放军信息工程大学 | Channel distributing method in mixed network |
| CN100455113C (en) * | 2005-08-18 | 2009-01-21 | 华为技术有限公司 | Up-link access method for user terminal |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103535098A (en) * | 2013-05-27 | 2014-01-22 | 华为技术有限公司 | Method and apparatus for uplink signal transmission |
| WO2014190469A1 (en) * | 2013-05-27 | 2014-12-04 | 华为技术有限公司 | Uplink signal transmission method and device |
| CN103535098B (en) * | 2013-05-27 | 2017-07-28 | 华为技术有限公司 | A kind of method and apparatus for transmitting upward signal |
| CN108811156A (en) * | 2017-05-04 | 2018-11-13 | 电信科学技术研究院有限公司 | A kind of information transferring method and device |
| WO2021109468A1 (en) * | 2020-05-15 | 2021-06-10 | Zte Corporation | Method for report configuration |
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