CN101277148A - Method for distributing upstream band width, equipment, base station controller as well as radio transmission system - Google Patents
Method for distributing upstream band width, equipment, base station controller as well as radio transmission system Download PDFInfo
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- CN101277148A CN101277148A CNA2008100280539A CN200810028053A CN101277148A CN 101277148 A CN101277148 A CN 101277148A CN A2008100280539 A CNA2008100280539 A CN A2008100280539A CN 200810028053 A CN200810028053 A CN 200810028053A CN 101277148 A CN101277148 A CN 101277148A
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Abstract
An embodiment of the invention discloses an ascending bandwidth distributing method, wherein the ascending bandwidth distributing method comprises the following procedures: receiving base station bandwidth distribution information transmitted by a base station controller; and distributing an ascending bandwidth to second communication equipment according to the base station bandwidth distribution information. Correspondingly, the embodiment of the invention also discloses a base station controller, ascending bandwidth distribution equipment and a radio communication system. The shake and transmission time delay of the wireless ascending transmission are effectively reduced, and the QoS is increased.
Description
Technical field
The present invention relates to electronic communication field, relate in particular to a kind of uplink bandwidth allocation method, equipment, base station controller and wireless transmitting system.
Background technology
At GSM (Global system of Mobile Communications; global system for mobile communications)/UMTS (Universal Mobile Telecommunications System; universal mobile telecommunications system) etc. in the wireless communication system; outlying district and island can adopt satellite transmits to do backhaul transport owing to lack the ground transfer resource usually.Satellite resource is assigned multiple mode, comprise single channel per carrier (Single Channel PerCarrier, SCPC) or time division multiple access (Time Division Multiple Access, TDMA) etc.SCPC is the fixed allocation bandwidth mode, and whether no matter flow arranged, and all will offer the bandwidth that each satellite small station is distributed.This mode is relatively wasted transmission bandwidth.TDMA then is the shared bandwidth mode, and satellite transmits is under the TDMA pattern, and following behavior satellite main website is to satellite small station broadcast mode, and upstream bandwidth is shared in each satellite small station of last behavior.
Utilize satellite transmits as shown in Figure 1 at present as the system configuration of backhaul transport, comprise base station controller, satellite main website (Central Site), satellite small station (Remote Site) and base station, wherein, the satellite main website communicates by letter with base station controller, link is communicated by letter with each satellite small station via satellite simultaneously, and each satellite small station connects one or more base stations.
Under the TDMA pattern, energy shared portion transmission bandwidth can improve efficiency of transmission between each satellite small station.As shown in Figure 1, guaranteed (Committed Information Rate, CIR) bandwidth, and shared bandwidth (Shared Pool) between a plurality of small station of each satellite small station.The CIR bandwidth is the bandwidth for each satellite small station fixed configurations, and shared bandwidth is to be distributed by the satellite main website according to the bandwidth application situation in each satellite small station to use; When the CIR bandwidth can not satisfy bandwidth requirement, the satellite small station can be to the main website uplink bandwidth application; Main website realizes the distribution of bandwidth according to algorithm, and feeds back to the small station.
The inventor finds that in realizing process of the present invention in the existing upstream bandwidth assigning process, because the satellite communication time delay is very big, a bandwidth application will increase about 500ms time delay.While causes that up shake increases, and reduces service quality (QoS) because each satellite small station by application competition upstream bandwidth, may cause the bandwidth application failure of interior sometime part small station.
Summary of the invention
The embodiment of the invention provides a kind of uplink bandwidth allocation method, base station controller, upstream bandwidth distributing equipment and wireless transmitting system, has reduced the shake and the propagation delay time of the transmission of upstream bandwidth distribution effectively, has improved QoS.
A kind of uplink bandwidth allocation method of the embodiment of the invention comprises:
Receive the bandwidth of base station assignment messages that base station controller sends; Give second communication devices allocation upstream bandwidth according to described bandwidth of base station assignment messages.
A kind of uplink bandwidth allocation method of the embodiment of the invention comprises:
Obtain bandwidth of base station demand shift information; Generate the bandwidth of base station assignment messages according to described bandwidth of base station demand shift information; Described bandwidth of base station assignment messages is sent to first communication equipment.
A kind of base station controller of the embodiment of the invention, it comprises:
Acquiring unit is used to obtain bandwidth of base station demand shift information;
Generation unit generates the bandwidth of base station assignment messages according to described bandwidth of base station demand shift information;
Transmitting element sends to first communication equipment with described bandwidth of base station assignment messages.
A kind of upstream bandwidth distributing equipment of the embodiment of the invention comprises:
Receiving element is used to receive the bandwidth of base station assignment messages that base station controller sends;
Processing unit, the bandwidth of base station assignment messages that is used for receiving according to receiving element is given second communication devices allocation upstream bandwidth.
A kind of wireless transmitting system of the embodiment of the invention comprises:
Base station controller is used to obtain bandwidth of base station demand shift information, and generates the bandwidth of base station assignment messages according to described bandwidth of base station demand shift information, and described bandwidth of base station assignment messages is sent to first communication equipment;
First communication equipment is used to receive the bandwidth of base station assignment messages that base station controller sends, and gives second communication devices allocation upstream bandwidth according to the bandwidth of base station assignment messages.
Implement uplink bandwidth allocation method of the present invention, the equipment that upstream bandwidth distributes, base station controller and wireless transmitting system, send the bandwidth of base station assignment messages to first communication equipment (the microwave control equipment that comprises the satellite main website or be connected) by base station controller with base station controller, first communication equipment is that second communication equipment (comprising satellite small station or the microwave equipment that is connected with the base station) distributes upstream bandwidth according to the bandwidth of base station assignment messages, the up shake of having avoided application of second communication equipment and the failure of competition upstream bandwidth and having brought, owing to do not need second communication equipment uplink bandwidth application, reduce upstream bandwidth application time delay, improved QoS.
Description of drawings
Fig. 1 is that prior art is utilized the system construction drawing of satellite transmits as backhaul transport;
Fig. 2 is the uplink bandwidth allocation method flow chart that the embodiment of the invention provides;
Fig. 3 is the structural representation of a kind of wireless transmitting system of providing of the embodiment of the invention;
Fig. 4 is a base station controller process chart in the uplink bandwidth allocation method that provides of the embodiment of the invention;
Fig. 5 is a satellite main website process chart in the uplink bandwidth allocation method that provides of the embodiment of the invention;
Fig. 6 is the structural representation of a kind of wireless transmitting system of providing of the embodiment of the invention;
Fig. 7 is first structural representation of the base station controller that provides of the embodiment of the invention;
Fig. 8 is second structural representation of the base station controller that provides of the embodiment of the invention;
Fig. 9 is first structural representation of the upstream bandwidth distributing equipment that provides of the embodiment of the invention;
Figure 10 is second structural representation of the upstream bandwidth distributing equipment that provides of the embodiment of the invention;
Figure 11 is the structural representation of a kind of wireless transmitting system of providing of the embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, elaborate the technical scheme of a kind of uplink bandwidth allocation method, base station controller, equipment and the wireless transmitting system of the embodiment of the invention in the mode of specific embodiment.
With reference to figure 2, illustrate a kind of uplink bandwidth allocation method flow chart of the embodiment of the invention, described upstream bandwidth distributes this method to comprise:
S1, first communication equipment receives the bandwidth of base station assignment messages that base station controller sends;
S2, first communication equipment distributes upstream bandwidth according to the bandwidth of base station assignment messages to communication equipment.
Therefore, first communication equipment is that second communication equipment (comprising satellite small station or the microwave equipment that is connected with the base station) distributes upstream bandwidth according to the bandwidth of base station assignment messages, the up shake of having avoided application of second communication equipment and the failure of competition upstream bandwidth and having brought, owing to do not need second communication equipment uplink bandwidth application, reduce upstream bandwidth application time delay, improved QoS.
In the specific implementation, after the step S2, described method also comprises:
First communication equipment sends response message to base station controller, and informing base station controller bandwidth allocation process is finished, and this response message is specifically as follows ACK (ACKnowledge Character) message;
When described base station controller does not receive described response message in the certain hour scope, send the bandwidth of base station assignment messages to first communication equipment again.
Need to prove that first communication equipment is communicated by letter with base station controller, and by Radio Link and second communication devices communicating, second communication equipment and at least one base station communication.
During concrete enforcement, first communication equipment can be the satellite main website, and second communication equipment is the satellite small station;
Perhaps first communication equipment can be the microwave equipment that is connected with base station controller, and second communication equipment is the microwave equipment that is connected with the base station.
Be example with the sts satellite transmission system of doing backhaul transport in the wireless communication system below, wherein, first communication equipment is the satellite main website, and second communication equipment is the satellite small station, elaborates the uplink bandwidth allocation method that the embodiment of the invention provides in conjunction with Fig. 3, Fig. 4 and Fig. 5.
With reference to figure 3, illustrate a kind of structural representation of wireless transmitting system, it comprises: comprise base station controller, satellite main website (Central Site), satellite small station (Remote Site) and base station, wherein, the satellite main website communicates by letter with base station controller, link is communicated by letter with each satellite small station via satellite simultaneously, and each satellite small station connects one or more base stations.
In the handling process that upstream bandwidth distributes, as shown in Figure 4, the processing of base station controller comprises:
S101, whether base station controller base stations detected bandwidth demand changes, and when the change of bandwidth of base station demand, enters step S102; Particularly, base station controller can be understood the allocated bandwidth conditions of demand of each base station in real time according to user's access situation;
S102 obtains the bandwidth of base station transition information; Concrete allocated bandwidth situation according to each base station of understanding is in real time obtained the bandwidth of base station transition information;
S103 generates the bandwidth of base station assignment messages according to the bandwidth of base station transition information;
S104, the bandwidth of base station assignment messages is sent to the satellite main website, particularly, can send the bandwidth of base station assignment messages to the satellite main website with service message shared service port, also can send the bandwidth of base station assignment messages by the message channel of setting up between a base station controller and the satellite main website (perhaps other signalling path), wherein, send mode specifically comprises:
During the bandwidth of base station change, send the bandwidth of base station assignment messages to the satellite main website in real time; Perhaps periodically the bandwidth of base station assignment messages is sent to the satellite main website;
S105, base station controller detects the ACK message that whether receives satellite main website feedback, specifically timer can be set, in timer timing threshold value, do not receive described ACK message, forward step S104 to, resend the bandwidth of base station assignment messages to the satellite main website, otherwise, forward step S101 to, continue base stations detected bandwidth demand change conditions.
As shown in Figure 5, in the handling process of carrying out the upstream bandwidth distribution, the processing of satellite main website comprises:
S201 receives the message that base station controller sends;
S202 judges whether the message that receives is the bandwidth of base station assignment messages, if, then enter step S203, otherwise, forward step S201 to and continue to receive the message that base station controller sends;
S203 resolves the bandwidth of base station assignment messages that receives, and obtains the bandwidth demand information in satellite small station;
S204 distributes upstream bandwidth according to the bandwidth demand information in described satellite small station for the satellite small station;
S205 returns ACK message to base station controller, and informing base station controller upstream bandwidth has assigned.
More than describe in detail the technical scheme of uplink bandwidth allocation method of the embodiment of the invention, at the method and technology scheme, need carry out functional enhancing or improvement to the relevant device in the described wireless transmitting system.
Need to prove, one of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to finish by program, described program can be stored in a kind of computer-readable recording medium, this program comprises the steps: to obtain bandwidth of base station demand shift information when carrying out; Generate the bandwidth of base station assignment messages according to described bandwidth of base station demand shift information; Described bandwidth of base station assignment messages is sent to first communication equipment.
This program further comprises when carrying out: receive the bandwidth of base station assignment messages that base station controller sends; Give second communication devices allocation upstream bandwidth according to described bandwidth of base station assignment messages.
The above-mentioned storage medium of mentioning can be a read-only memory, disk or CD etc.
Based on the technical scheme of a kind of uplink bandwidth allocation method of the embodiment of the invention of above-mentioned concrete elaboration, need carry out functional enhancing to described wireless communication system, as shown in Figure 6, a kind of wireless communication system comprises the base station controller and first communication equipment,
Wherein, base station controller is used to obtain bandwidth of base station demand shift information, and generates the bandwidth of base station assignment messages according to described bandwidth of base station demand shift information, and described bandwidth of base station assignment messages is sent to first communication equipment;
Described first communication equipment is used to receive the bandwidth of base station assignment messages that described base station controller sends, and gives second communication devices allocation upstream bandwidth according to the bandwidth of base station assignment messages.
First communication equipment is the satellite main website, and second communication equipment is the satellite small station; Perhaps first communication equipment is the microwave equipment that is connected with base station controller, and second communication equipment is the microwave equipment that is connected with the base station.
Wherein, as shown in Figure 7, illustrate the base station controller structural representation of the embodiment of the invention, it comprises:
Acquiring unit 6100 is used to obtain bandwidth of base station demand shift information;
Transmitting element 6300, the bandwidth of base station assignment messages that described generation unit 6200 is generated sends to first communication equipment, and wherein, described first communication equipment comprises satellite main website or the microwave equipment that is connected with described base station controller.
Another execution mode of the base station controller that provides in the embodiment of the invention, as shown in Figure 8, this base station controller also comprises:
Response message receiving element 6400 is used to receive the response message that first communication equipment sends;
Need to prove, base station controller of the present invention be specifically as follows radio network controller (RadioNetwork Controller, RNC)
Wherein, first communication equipment is specially the upstream bandwidth distributing equipment, and as shown in Figure 9, the upstream bandwidth distributing equipment comprises:
Receiving element 8100 is used to receive the bandwidth of base station assignment messages that base station controller sends;
During concrete enforcement, processing unit 8200 comprises:
Resolution unit 8201 is used for described bandwidth of base station assignment messages is resolved the bandwidth demand information of obtaining second communication equipment;
Allocated bandwidth unit 8202 is used for the bandwidth demand information distribution upstream bandwidth of the second communication equipment that obtains according to resolution unit 8201.
Another execution mode of the upstream bandwidth distributing equipment that the embodiment of the invention provides, as shown in figure 10, this equipment further comprises: response message transmitting element 8300 after being used for processing unit 8200 and finishing upstream bandwidth and distribute, sends response message to base station controller.
Need to prove that in the embodiment of the invention, described upstream bandwidth distributing equipment can be the satellite main website, second communication equipment is the satellite small station; Perhaps
Described upstream bandwidth distributing equipment is the microwave equipment that is connected with base station controller, and described second equipment is the microwave equipment that is connected with the base station.
Need to prove; the foregoing description only is that satellite system is an example with the wireless transmitting system; describe technical scheme of the present invention in detail; certainly can not limit protection scope of the present invention with this; the present invention goes for the processing that other wireless transmitting system upstream bandwidth distributes equally; such as: in wireless access; microwave system when point arrives multicast communication; as shown in figure 11; in microwave system, first microwave equipment is connected with base stations control, is equivalent to the satellite main website among Fig. 3; second microwave equipment is connected with the base station respectively with the 3rd microwave equipment; be equivalent to the satellite small station among Fig. 3, wherein, divide timing carrying out upstream bandwidth; the handling process of the base station controller in this example and first microwave equipment is identical with the processing of base station controller of the foregoing description and satellite main website, repeats no more here.
From the above, implement the uplink bandwidth allocation method that the embodiment of the invention provides, base station controller, upstream bandwidth distributing equipment and wireless transmitting system, send the bandwidth of base station assignment messages to first communication equipment (the microwave control equipment that comprises the satellite main website or be connected) by base station controller with base station controller, first communication equipment is that second communication equipment (comprising satellite small station or the microwave equipment that is connected with the base station) distributes upstream bandwidth according to the bandwidth of base station assignment messages, avoided by the uplink bandwidth application up shake that failure brings with the competition upstream bandwidth, owing to do not need second communication equipment uplink bandwidth application, reduce upstream bandwidth application time delay, improved QoS.
The above is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also are considered as protection scope of the present invention.
Claims (14)
1, a kind of uplink bandwidth allocation method is characterized in that, comprising:
Receive the bandwidth of base station assignment messages that base station controller sends;
Give second communication devices allocation upstream bandwidth according to described bandwidth of base station assignment messages.
2, the method for claim 1 is characterized in that, the bandwidth of base station assignment messages that described reception base station controller sends comprises:
Receive the message that base station controller sends;
Judge whether the message that receives is the bandwidth of base station assignment messages, if, then for receiving the bandwidth of base station assignment messages that base station controller sends.
3, the method for claim 1 is characterized in that, describedly comprises for second communication devices allocation upstream bandwidth according to described bandwidth of base station assignment messages:
Described bandwidth of base station assignment messages is resolved, obtain the bandwidth demand information of described second communication equipment;
Bandwidth demand information according to described second communication equipment is described second communication devices allocation upstream bandwidth.
4, as any described method of claim 1 to 3, it is characterized in that, describedly give after the second communication devices allocation upstream bandwidth, also comprise according to described bandwidth of base station assignment messages:
Send response message to described base station controller, informing base station controller upstream bandwidth has assigned.
5, method as claimed in claim 4 is characterized in that, also comprises:
If described base station controller does not receive response message, resend described bandwidth of base station assignment messages.
6, a kind of uplink bandwidth allocation method is characterized in that, comprising:
Obtain bandwidth of base station demand shift information;
Generate the bandwidth of base station assignment messages according to described bandwidth of base station demand shift information;
Described bandwidth of base station assignment messages is sent to first communication equipment.
7, method as claimed in claim 6 is characterized in that, describedly described bandwidth of base station assignment messages is sent to first communication equipment comprises:
Send described bandwidth of base station assignment messages to described first communication equipment in real time;
Perhaps
Periodically the bandwidth of base station assignment messages is sent to described first communication equipment.
8, a kind of base station controller is characterized in that, comprising:
Acquiring unit is used to obtain bandwidth of base station demand shift information;
Generation unit generates the bandwidth of base station assignment messages according to described bandwidth of base station demand shift information;
Transmitting element sends to first communication equipment with described bandwidth of base station assignment messages.
9, base station controller as claimed in claim 8 is characterized in that, also comprises:
The response message receiving element is used to receive the response message that described first communication equipment sends;
Monitoring unit is used to monitor described response message receiving element and whether receives described response message, if described response message receiving element does not receive described response message, triggers described transmitting element and sends described bandwidth of base station assignment messages.
10, a kind of upstream bandwidth distributing equipment is characterized in that, comprising:
Receiving element is used to receive the bandwidth of base station assignment messages that base station controller sends;
Processing unit, the bandwidth of base station assignment messages that is used for receiving according to described receiving element is given second communication devices allocation upstream bandwidth.
11, upstream bandwidth distributing equipment as claimed in claim 10 is characterized in that, described processing unit comprises:
Resolution unit is used for described bandwidth of base station assignment messages is resolved, and obtains the bandwidth demand information of second communication equipment;
The allocated bandwidth unit, the bandwidth demand information that is used for the described second communication equipment that obtains according to resolution unit is described second communication devices allocation upstream bandwidth.
12, as claim 10 or 11 described upstream bandwidth distributing equipments, it is characterized in that, further comprise:
The response message transmitting element is used for sending response message to described base station controller.
13, a kind of wireless transmitting system is characterized in that, comprising:
Base station controller is used to obtain bandwidth of base station demand shift information, and generates the bandwidth of base station assignment messages according to described bandwidth of base station demand shift information, and described bandwidth of base station assignment messages is sent to first communication equipment;
Described first communication equipment is used to receive the bandwidth of base station assignment messages that described base station controller sends, and gives second communication devices allocation upstream bandwidth according to described bandwidth of base station assignment messages.
14, wireless transmitting system as claimed in claim 13 is characterized in that, described first communication equipment is the satellite main website, and described second communication equipment is the satellite small station;
Perhaps
Described first communication equipment is the microwave equipment that is connected with base station controller, and described second communication equipment is the microwave equipment that is connected with the base station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2008100280539A CN101277148B (en) | 2008-05-13 | 2008-05-13 | Method for distributing upstream band width, equipment, base station controller as well as radio transmission system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100280539A CN101277148B (en) | 2008-05-13 | 2008-05-13 | Method for distributing upstream band width, equipment, base station controller as well as radio transmission system |
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| CN101277148A true CN101277148A (en) | 2008-10-01 |
| CN101277148B CN101277148B (en) | 2012-01-04 |
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| CN2008100280539A Expired - Fee Related CN101277148B (en) | 2008-05-13 | 2008-05-13 | Method for distributing upstream band width, equipment, base station controller as well as radio transmission system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103931252A (en) * | 2011-06-17 | 2014-07-16 | 诺基亚通信公司 | Lte/hsdpa carrier aggregation |
| CN103338480B (en) * | 2013-06-03 | 2015-09-16 | 林星石 | Satellite communication earth station, ground receiving system and communication means |
| CN111130614A (en) * | 2018-10-30 | 2020-05-08 | 华为技术有限公司 | Time delay indication method and device for satellite communication |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1298136C (en) * | 2003-07-16 | 2007-01-31 | 西安交通大学 | Realizing method of individuality resources preappointed request program based on universal network |
| CN100440989C (en) * | 2004-03-10 | 2008-12-03 | 华为技术有限公司 | System and method for implementing satellite transmission |
| CN1780457A (en) * | 2004-11-24 | 2006-05-31 | 北京三星通信技术研究有限公司 | Wireless channel resource allocation |
| CN101132224B (en) * | 2006-08-24 | 2011-08-10 | 中兴通讯股份有限公司 | Scheduled and unscheduled transmission system in ascending reinforcement system and its signal channel resource configuration method |
| CN101075840A (en) * | 2007-04-27 | 2007-11-21 | 南京中网通信有限公司 | Virtual dialing network equipment based on satellite telecommunication transmission |
-
2008
- 2008-05-13 CN CN2008100280539A patent/CN101277148B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103931252A (en) * | 2011-06-17 | 2014-07-16 | 诺基亚通信公司 | Lte/hsdpa carrier aggregation |
| CN103338480B (en) * | 2013-06-03 | 2015-09-16 | 林星石 | Satellite communication earth station, ground receiving system and communication means |
| CN111130614A (en) * | 2018-10-30 | 2020-05-08 | 华为技术有限公司 | Time delay indication method and device for satellite communication |
| CN111130614B (en) * | 2018-10-30 | 2021-10-26 | 华为技术有限公司 | Time delay indication method and device for satellite communication |
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| CN101277148B (en) | 2012-01-04 |
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