CN101741509A - Rate adaption method, device and system - Google Patents
Rate adaption method, device and system Download PDFInfo
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- CN101741509A CN101741509A CN200810226816A CN200810226816A CN101741509A CN 101741509 A CN101741509 A CN 101741509A CN 200810226816 A CN200810226816 A CN 200810226816A CN 200810226816 A CN200810226816 A CN 200810226816A CN 101741509 A CN101741509 A CN 101741509A
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Abstract
The invention discloses a rate adaption method, a rate adaption device and a rate adaption system. The rate adaption method comprises that: a PSS Server judges if rate regulation is needed; and if rate regulation is needed, the PSS Server sends a rate regulation notification message to a user side, wherein the rate regulation notification message is used for instructing the user side to regulate the quality of service (QoS) of a network. The system comprises the rate adaption device and the user side. In the embodiment of the invention, the user side can dynamically regulate the QoS according to the change of the rate on the server side, so potential resource waste and transmission congest are avoided; and a QoS mechanism of an IMS is multiplexed, the end-to-end QoS transmission is realized.
Description
Technical field
The present invention relates to the mobile communication technology field, relate in particular to a kind of rate adaption method, Apparatus and system.
Background technology
IPTV is a kind of broadband cabled television network that utilizes, and integrates multiple technologies such as the Internet, multimedia, communication, and the brand-new technology of the multiple interactive services that comprises Digital Television is provided to the domestic consumer.The user can use the mode of PC or network machine top box+general television set to enjoy the IPTV business at home, also can enjoy the IPTV business by portable terminal.IPTV uses TCP (Transmission Control Protocol/Internet Protocol, be called for short TCP/IP) carry out clean culture, broadcasting or group broadcasting video frequency business as bearing protocol, effectively television network, three fields of telephone network and the Internet being combined, is the most representative business of the integration of three networks.
IP Multimedia System (IP Multimedia Subsystem, be called for short IMS) is the subsystem of the support IP multimedia service that proposes in the Release5 version of 3GPP.IMS is an IP-based standards system that is independent of access technology, and it and existing voice and data network can intercommunications.No matter be fixed network users (for example public switched telephone network (PSTN) PSTN, integrated services digital network ISDN, internet), or mobile subscriber (for example global system for mobile communications GSM, code division multiple access CDMA), the system of IMS makes can set up reciprocity IP communication by various types of clients, and can obtain needed service quality.Except that session management, the IMS system also relates to the service finished provides necessary function (for example registration, safety, charging, carrying control, roaming).In a word, IMS has formed the heart of IP kernel heart net.
In 3GPP, realized that 3GPP PSS protocol specification has increased adaptive these new features of code check in Release 6 based on the packet switch stream service unicast stream media services of (Packet-switched StreamingService is called for short PSS).The adaptive flow media session that can make of code check can adapt to different network conditions.This is extremely important for the network (as Wideband Code Division Multiple Access (WCDMA) WCDMA, enhanced data rate for global evolution EDGE, GPRS GPRS) that PSS can be applied to have different fault-tolerant abilitys.In addition, code check is adaptive helps smooth operation and the conversion of special built-in system.In the mechanism that 3GPP proposes at present, server mainly is responsible for the adaptive of data flow and transmission code rate, and client then provides necessary feedback to server.This machine-processed purpose is to keep the decoding buffer zone space of client enough big, to avoid occurring interruption in audio frequency and video are play.
The rate adaptation mechanism of prior art one is in original PSS system, collect from the RTCP RR message and the RTSP message of PSS user side (Client) by PSS server (Server), relevant information according to the rate adapted decision-making needs that carry in the message of RTCP RR and the RTSP message is made the decision-making that whether changes transmission rate, when decision changes speed, PSS Server changes service quality (Quality of Service, be called for short QoS), and use new speed to transmit data.May cause occurring the congested of the waste of resource and transmission.
Summary of the invention
The first aspect of the embodiment of the invention provides a kind of rate adaption method, can not be according to the server end rate variations and the defective that dynamically changes to solve the distolateral speed of user in the existing rate adaptation mechanism,
The second aspect of the embodiment of the invention provides a kind of rate adapted device, can not be according to the server end rate variations and the defective that dynamically changes to solve the distolateral speed of user in the existing rate adaptation mechanism.
The third aspect of the embodiment of the invention provides a kind of rate adapted system, can not be according to the server end rate variations and the defective that dynamically changes to solve the distolateral speed of user in the existing rate adaptation mechanism.
According to the first aspect of the embodiment of the invention, a kind of rate adaption method is provided, comprising:
PSS Server judges whether to need to adjust speed;
Adjust speed if desired, the notification message that then described PSS Server transmission rate is adjusted is to user side;
The notification message of described speed adjustment is used to indicate described user side that network service quality QoS is adjusted.
According to the first aspect of the embodiment of the invention, a kind of rate adaption method that also provides comprises:
PSS Adapter judges whether to need to adjust speed;
Adjust speed if desired, the notification message that then described PSS Adapter transmission rate is adjusted is to user side;
The notification message of described speed adjustment is used to indicate described user side that QoS is adjusted.
According to the second aspect of the embodiment of the invention, a kind of rate adapted device that provides comprises:
Judge module is used to judge whether needs adjustment speed;
Notification module is used for adjusting speed when judging needs, and the notification message that transmission rate is adjusted is to user side.
According to the second aspect of the embodiment of the invention, a kind of user side that also provides comprises:
Receiver module is used for the notification message that speed that the receiving velocity adaptive device sends is adjusted;
The QoS adjusting module is used for according to the notification message of described speed adjustment QoS being adjusted.
According to the third aspect of the embodiment of the invention, a kind of rate adapted system that provides comprises:
The rate adapted device is used to judge whether needs adjustment speed, needs to adjust speed, the notification message that transmission rate is adjusted when judging;
User side, the notification message that is used for the speed adjustment that sends according to the described rate adapted device that receives is adjusted QoS.
The rate adaption method that the embodiment of the invention provides, Apparatus and system, by after judging needs adjustment speed, the notification message that transmission rate is adjusted, QoS to the Access Network side adjusts with the notice user side, thereby make distolateral and speed PSS Server side of user to be consistent dynamically, avoided the waste of resource and transmitted congested.
Description of drawings
Rate adaption method embodiment one flow chart that Fig. 1 provides for the embodiment of the invention;
Rate adaption method embodiment two flow charts that Fig. 2 provides for the embodiment of the invention;
Rate adaption method embodiment three flow charts that Fig. 3 provides for the embodiment of the invention;
Rate adaption method embodiment four flow charts that Fig. 4 provides for the embodiment of the invention;
Fig. 5 is the PSS system architecture schematic diagram based on IMS;
Rate adaption method embodiment five flow charts that Fig. 6 provides for the embodiment of the invention;
Rate adaption method embodiment six flow charts that Fig. 7 provides for the embodiment of the invention;
Rate adapted device embodiment one structural representation that Fig. 8 provides for the embodiment of the invention;
Rate adapted device embodiment two structural representations that Fig. 9 provides for the embodiment of the invention;
The user side structural representation that Figure 10 provides for the embodiment of the invention;
Rate adapted system embodiment one structural representation that Figure 11 provides for the embodiment of the invention;
Rate adapted system embodiment two structural representations that Figure 12 provides for the embodiment of the invention.
Embodiment
Rate adaption method embodiment one flow chart that Fig. 1 provides for the embodiment of the invention; As shown in Figure 1, present embodiment comprises:
Rate adaption method embodiment two flow charts that Fig. 2 provides for the embodiment of the invention; As shown in Figure 2, present embodiment comprises two network elements of PSS Server and PSS Client based on the PSS system, and wherein PSS Server had both carried out the rate adapted decision-making and also carries out rate adapted, and the flow process of its rate adapted specifically comprises:
RTP between step 210, PSS Server and the PSS Client before the transmission rate adaptation (Real-time Transport Protocol is called for short RTP) stream;
RTSP message in this step can be OPTION message or be SET_PARAMETER message, also can be other newly-increased RTSP message, by the information that comprises that therein " 3GPP_Link_Char " field is carried rate adapted decision-making needs, also can comprise the reporting information of QoS.The RTSP message here can be the message of not timing.
Carry PSS Server in this RTCP message and carry out the rate adapted information that rate adapted needs.The execution of this step and step 212 does not have the restriction of sequencing, and PSS Client also can send RTCP message earlier, and the back sends RTSP message to PSS Server, and situation is identical in the following examples.
In fact, PSS Server can use the rate adapted information of carrying in the RTCP message to judge whether to initiate the rate adapted process separately, also can use the rate adapted information of carrying in the RTSP message to judge separately, perhaps use both, judge whether to initiate the rate adapted process.
Step 218, PSS Server send the notification message of adjustment QoS to PSS Client, and this notification message can be RTSP message, also can be sip message;
In Wideband Code Division Multiple Access (WCDMA) (Wideband Code-Division Multiple Access is called for short WCDMA), this process can be a PDP context modification process.
After step 222, PSS Client adjustment QoS finished, the notification message that the transmission rate adjustment is finished was to PSS Server;
Notification message in this step also can be a RTSP message, also can be sip message;
Present embodiment PSS Server judges to be needed to adjust after the speed, notice PSS Client carries out the speed adjustment earlier, can avoid the speed of PSS Client PSS Server before adjusting speed just to change, PSS Client can only be passive reception change rtp streaming after the speed, cause the wasting of resources or congestion phenomenon etc.
Rate adaption method embodiment three flow charts that Fig. 3 provides for the embodiment of the invention; As shown in Figure 3, the step 210-216 of the step 310-316 of present embodiment and embodiment two is similar, and other step in the diagram is:
Step 318, PSS Server judge and need carry out after the rate adapted, adjust speed, and the rtp streaming of transmission rate after adaptive is to PSS Client;
The notification message that step 320, PSS Server transmission rate are adjusted is to PSS Client;
Step 322, PSS Client receive notification message, and the QoS of Access Network side is adjusted; In WCDMA, this process can be a PDP context modification process.
Alternatively, comprise that also step 324, PSS Client adjust after QoS finishes, the notification message that the transmission rate adjustment is finished is to PSS Server.Because PSS Server has initiated the speed adjustment, so this step is nonessential.
Compare with the foregoing description two, after the PSS Server of present embodiment judges and needs to adjust speed, adjustment speed and transmission earlier reinforms PSS Client and carries out the speed adjustment, for PSS Server, do not need to wait for message, can send the speed after adaptive rapidly from PSS Client.
Rate adaption method embodiment four flow charts that Fig. 4 provides for the embodiment of the invention, Fig. 5 are the PSS system architecture diagram based on IMS; Shown in Fig. 4,5, the rate adaptation mechanism of present embodiment is based on system architecture shown in Figure 5, and wherein PSS Server had both carried out the rate adapted decision-making and also carries out rate adapted, PSS Server notice PSS Client, and promptly UE initiates rate adapted and carries out QoS and adjust.
Keep the rtp streaming before speed is adjusted between step 410, PSS Server and the PSS Client;
The RTSP message that step 414, PSS Adapter forwarding PSS rate adapted need be used is given PSSServer;
PSS Adapter can be for all transmitting the RTSP message that receives to the forwarding of RTSP message in the present embodiment, also can be selectively, give PSS Server with the RTSP forwards relevant, the rate adapted information in the RTSP message can also be transmitted to PSS Server with rate adapted.
Equally, the forwarding RTSP message that PSS Adapter can not timing.
Step 418, PSS Server judge whether needs initiation rate adapted process according to the rate adapted information that comprises in RTCP message that receives and the RTSP message; If need to initiate then execution in step 420 of rate adapted; If not needing to initiate rate adapted then continues to judge according to the rate adapted information that receives;
PSS Server can use the rate adapted information in the RTCP message to judge whether to initiate the rate adapted process separately, also can use the rate adapted information in the RTSP message separately, also can be to judge whether to need to initiate the rate adapted process with the two;
The notification message that step 420, PSS Server transmission rate are adjusted is to PSS Client;
Particularly, PSS Server can send RTSP message and notify PSSClient to carry out rate adapted to PSS Client, comprises necessary qos parameter in this message; PSS Server also can send OPTION message or SET_PARAMETER message notifies PSS Client to carry out the speed adjustment.
In the present embodiment, this process also can realize by other message except realizing by SIP Re-invite.
In WCDMA, this process can be a PDP context modification process.
After step 428, PSS Client finished the adjustment process of QoS, the notification message that the transmission rate adjustment is finished was to PSS Server;
Particularly, can notify to PSS Server by sending RTSP message.
There is not the restriction of strict sequential successively between the step 426 of present embodiment and the step 424.
The step 430 of present embodiment can occur in before the step 420, perhaps takes place simultaneously, and before occurring in step 420 or when taking place simultaneously, step 428 is optional.
Present embodiment is applicable to IMS based PSS system, with the rate adaptation mechanism of PSS and the QoS mechanism combination of IMS, makes QoS transmission end to end become possibility.
Rate adaption method embodiment five flow charts that Fig. 6 provides for the embodiment of the invention; As shown in Figure 6, present embodiment had both carried out the rate adapted decision-making with PSS Server, and also to carry out rate adapted be example, and PSSServer notice PSS Adapter initiates rate adapted and carries out QoS and adjust.
Rtp streaming before transmission rate is adjusted between step 510, PSS Server and the PSS Client;
RTSP message wherein can be OPTION message or SET_PARAMETER message, or other RTSP message, carries the rate adapted information of rate adapted decision-making needs by comprise " 3GPP_Link_Char " field in this message; The reporting information that also can comprise QoE.The RTSP message here can be the message of not timing.
The RTSP message that step 514, PSS Adapter forwarding PSS rate adapted need be used is to PSS Server;
With above-mentioned embodiment, the RTSP message of this step can be the message of not timing.
Carry PSS Server in the RTCP message and carry out the rate adapted information that rate adapted need be used.
PSS Server can use the rate adapted information of carrying in the RTCP message to judge whether to need to initiate the rate adapted process separately, also can use the rate adapted information of carrying in the RTSP message to judge separately, can also use both to judge whether to need to initiate the rate adapted process.
The notification message that step 520, PSS Server transmission rate are adjusted is to PSS Adapter;
Comprise necessary qos parameter in this notification message; This notification message can be RTSP message, can be OPTION message or SET_PARAMETER message, also can be other newly-increased RTSP message.
In the present embodiment, the process of adjusting QoS can realize by SIP Re-invite, also can realize by sending other message.
In WCDMA, this process can be a PDP context modification process.
After step 528, Access Network side QoS adjustment process were finished, the notification message that the adjustment of PSS Adapter transmission rate is finished was to PSS Server;
After the step 522 of present embodiment, the QoS that PSS Client/UE carries out the Access Network side earlier adjusts, and then return 200OK success response message and give PSS Adapter, adjust situation about also not finishing but can avoid PSSServer to adjust speed PSS Client end QoS like this.
The step 530 of present embodiment can occur in before the step 520, perhaps takes place simultaneously, takes place if occur in before the step 520 or simultaneously, and then step 528 is optional.
Present embodiment is received the notification message of the speed adjustment that PSS Server sends and is transmitted to PSS Client by PSS Adapter, has realized that at network side PSS Client being adjusted QoS by PSS Adapter controls.
Rate adaption method embodiment six flow charts that Fig. 7 provides for the embodiment of the invention; As shown in Figure 7, present embodiment carries out the rate adapted decision-making with PSS Adapter, and it is example that PSS Server carries out rate adapted;
Rtp streaming between step 610, PSS Server and the PSS Client before the transmission rate adaptation;
The RTSP message of present embodiment can be OPTION message or SET_PARAMETER message, also can be other RTSP message, carries the rate adapted information of rate adapted decision-making needs by comprise " 3GPP_Link_Char " field in this message; The reporting information that also can comprise QoS, the RTSP message here can be the message of not timing.
Comprise in this RTCP message that PSS Server carries out the rate adapted information of rate adapted needs.
PSS Server can pass through RTSP message, QoS information is carried at sends to PSS Adapter in the RTSP message;
PSS Adapter can use the rate adapted information of carrying in the RTCP message to judge whether to initiate the rate adapted process separately, also can use the rate adapted information of carrying in the RTSP message to judge separately.Can also use both to judge whether to carry out rate adapted.
In the present embodiment, this process also can realize by other processes.
In WCDMA, this process can be a PDP context modification process.
The step 620 of present embodiment and step 626 can take place simultaneously, and perhaps step 626 occurs in before the step 620.
Among the embodiment of above-mentioned rate adaption method, all sip messages are all by IMS Core.In addition, the PSS adapter can be used as a self-contained unit and exists, and also can close with service control function (Service Control function is called for short SCF) and be made as an entity.
Present embodiment need to judge whether rate adapted by PSS Adapter, has realized flexile rate adaptation mechanism.The rate adaption method that the embodiment of the invention provides, by after judging needs adjustment speed, the notification message that transmission rate is adjusted, QoS to the Access Network side adjusts with the notice user side, thereby make distolateral and speed PSS Server side of user to be consistent dynamically, avoided the waste of resource and transmitted congested.
Rate adapted device embodiment one structural representation that Fig. 8 provides for the embodiment of the invention, as shown in Figure 8, present embodiment comprises: judge module 1 and notification module 2, wherein judge module 1 is used to judge whether needs adjustment speed; Notification module 2 is used for adjusting speed when judging needs, and the notification message that transmission rate is adjusted is to user side.Wherein judge module 1 specifically is used for judging whether needs adjustment speed according to the rate adapted information that receives.
The rate adapted device of present embodiment can be PSS Server, and then PSS Server also comprises: speed adjusting module 3, be used for adjusting the notification message that the speed adjustment that sends after the speed is ready to complete according to the user side that receives, and carry out the speed adjustment; Data flow sending module 4 is used for the adjusted data flow of transmission rate to user side.
Rate adapted device embodiment two structural representations that Fig. 9 provides for the embodiment of the invention, as shown in Figure 9, the rate adapted device of present embodiment can also be PSS Adapter, then PSS Adapter also comprises: sending module 5 is used for the notification message that is ready to complete according to the success response message transmission rate adjustment that the notice speed adjustment that the described user side that receives sends is ready to complete.
The user side structural representation that Figure 10 provides for the embodiment of the invention, as shown in figure 10, present embodiment comprises: receiver module 6 and QoS adjusting module 7, wherein receiver module 6 is used for the notification message of the speed adjustment of receiving velocity adaptive device transmission; QoS adjusting module 7 be used for according to receive the notification message of speed adjustment QoS is adjusted.
Further, present embodiment also comprises: adjust and be ready to complete notification module 8, be used for after 7 couples of QoS of QoS adjusting module adjust, the notification message that the transmission rate adjustment is ready to complete is to the rate adapted device.
Rate adapted system embodiment one structural representation that Figure 11 provides for the embodiment of the invention, as shown in figure 11, present embodiment comprises: rate adapted device and user side 10, wherein the rate adapted device is used to judge whether needs adjustment speed, need to adjust speed when judging, the notification message that transmission rate is adjusted is to user side 10; User side 10 is used for according to the notification message of the speed adjustment of the rate adapted device transmission that receives QoS being adjusted.
The rate adapted device of present embodiment is PSS Server91, then PSS Server91 also is used for adjusting the notification message that the speed adjustment that sends after the speed is ready to complete according to the user side that receives 10, carry out the speed adjustment, and the data flow after the transmission adjustment speed is to user side 10.
Rate adapted system embodiment two structural representations that Figure 12 provides for the embodiment of the invention, as shown in figure 12, the rate adapted device of present embodiment is PSS Adapter92, then the rate adapted system also comprises: PSS Server91, be used for the message that is ready to complete according to the notice user side 10 speed adjustment that the PSS Adapter that receives sends, carry out the speed adjustment.
Prior art PSS rate adaptation mechanism is carried out under simple PSS system, is the center with PSS Server, carries out rate adaptation by PSS Server according to the qos-related information that receives; PSSClient is passive reception rtp streaming.After PSS Server decision changes speed and adjusts speed, PSS Server is the rtp streaming after PSS Client transmission rate changes directly, like this, PSSClient can not regulate the QoS of self dynamically according to the change of rtp streaming speed, cause occurring the congested of the waste of resource and transmission.Compared with prior art, the rate adaption method that present embodiment provides, Apparatus and system, can make user side according to the change of server side speed and adjust QoS dynamically, make that the change of signaling plane QoS is consistent with the change of Access Network side QoS, avoided the congested of the waste of the resource that may occur and transmission; The multiplexing QoS mechanism of IMS makes QoS transmission end to end become possibility.
It should be noted that at last: above embodiment is only in order to technical scheme of the present invention to be described but not limit it, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that: it still can make amendment or be equal to replacement technical scheme of the present invention, and these modifications or be equal to replacement and also can not make amended technical scheme break away from the spirit and scope of technical solution of the present invention.
Claims (22)
1. rate adaption method is characterized in that comprising:
Packet switch stream service server PSS Server judges whether to need to adjust speed;
Adjust speed if desired, the notification message that then described PSS Server transmission rate is adjusted is to user side;
The notification message of described speed adjustment is used to indicate described user side that network service quality QoS is adjusted.
2. rate adaption method according to claim 1 is characterized in that, described method also comprises: described PSS Server receives the notification message that speed adjustment that described user side sends is ready to complete.
3. rate adaption method according to claim 1 is characterized in that, described method also comprises: the data flow after described PSS Server adjusts speed and sends adjustment speed is to user side.
4. rate adaption method according to claim 1, it is characterized in that described PSS Server judges whether that according to one of following or its combination needs adjust speed: the rate adapted information in the RTCP message that the described user side that rate adapted information, the described PSS Server in the RTSP message that the described user side that described PSS Server receives sends receives sends;
Perhaps,
Described PSS Server judges whether that according to one of following or its combination needs adjust speed: the rate adapted information in the RTCP message that the rate adapted information in the RTSP message that the packet switch stream service adapter PSS Adapter that described PSS Server receives transmits, the packet switch stream service adapter PSS Adapter that described PSS Server receives transmit.
5. according to the described arbitrary rate adaption method of claim 1-4, it is characterized in that the notification message of described speed adjustment is a RTSP message.
6. rate adaption method according to claim 5 is characterized in that, described user side is adjusted network service quality QoS and is specially: described user side uses SIP SIP to carry out the adjustment of QoS.
7. according to the described arbitrary rate adaption method of claim 1-4, it is characterized in that the notification message of described transmission rate adjustment to user side specifically comprises:
The notification message that described PSS Server transmission rate is adjusted is to PSS Adapter;
The notification message that described PSS Adapter adjusts according to the described speed that receives sends the notification message of adjustment QoS to described user side.
8. rate adaption method according to claim 7 is characterized in that, the notification message of described speed adjustment is a RTSP message; The notification message of described adjustment QoS is a sip message.
9. rate adaption method according to claim 8 is characterized in that, described user side is adjusted network service quality QoS and is specially: described user side uses SIP SIP to carry out the adjustment of QoS.
10. according to the described arbitrary rate adaption method of claim 2-4, it is characterized in that the notification message that described speed adjustment is ready to complete is forwarded to PSS Server by described PSS Adapter.
11. a rate adaption method is characterized in that comprising:
Packet switch stream service adapter PSS Adapter judges whether to need to adjust speed;
Adjust speed if desired, the notification message that then described PSS Adapter transmission rate is adjusted is to user side;
The notification message of described speed adjustment is used to indicate described user side that QoS is adjusted.
12. rate adaption method according to claim 11 is characterized in that, described method also comprises: PSS Server receives the notification message that speed adjustment that described user side sends is ready to complete.
13. rate adaption method according to claim 12 is characterized in that, the notification message of described speed adjustment is a sip message.
14. rate adaption method according to claim 13 is characterized in that, described method also comprises:
Data flow after described PSS Server adjusts speed and sends adjustment speed is to described user side.
15. rate adaption method according to claim 11, it is characterized in that described PSS Adapter judges whether that according to one of following or its combination needs adjust speed: the rate adapted information in the RTSP message that the described user side that the described PSS Server that rate adapted information, the described PSS Adapter in the RTSP message that the described user side that described PSS Adapter receives sends receives transmits sends.
16. a rate adapted device is characterized in that, comprising:
Judge module is used to judge whether needs adjustment speed;
Notification module is used for adjusting speed when judging needs, and the notification message that transmission rate is adjusted is to user side.
17. rate adapted device according to claim 16 is characterized in that, described judge module specifically is used for judging whether needs adjustment speed according to the rate adapted information that receives.
18. according to claim 16 or 17 described rate adapted devices, it is characterized in that described rate adapted device is PSS Server, then described rate adapted device also comprises:
The speed adjusting module is used for adjusting the notification message that the speed adjustment that sends after the speed is ready to complete according to the described user side that receives, and carries out the speed adjustment;
The data flow sending module is used for the adjusted data flow of transmission rate to described user side.
Perhaps,
Described rate adapted device is: PSS Adapter, and then described rate adapted device also comprises:
Sending module is used for the notification message that is ready to complete according to the success response message transmission rate adjustment that the notice speed adjustment that the described user side that receives sends is ready to complete.
19. a user side is characterized in that, described user side comprises:
Receiver module is used for the notification message that speed that the receiving velocity adaptive device sends is adjusted;
The QoS adjusting module is used for according to the notification message of described speed adjustment QoS being adjusted.
20. user side according to claim 19 is characterized in that, described user side also comprises:
Adjustment is ready to complete notification module, is used for notification message that the transmission rate adjustment is ready to complete to described rate adapted device.
21. a rate adapted system is characterized in that, described system comprises:
The rate adapted device is used to judge whether needs adjustment speed, needs to adjust speed, the notification message that transmission rate is adjusted when judging;
User side, the notification message that is used for the speed adjustment that sends according to the described rate adapted device that receives is adjusted QoS.
22. rate adapted according to claim 21 system, it is characterized in that, described rate adapted device is PSS Server, and described PSS Server also is used for adjusting the notification message that the speed adjustment that sends after the speed is ready to complete according to the described user side that receives, and carries out the speed adjustment;
Perhaps,
Described rate adapted device is PSS Adapter, and described rate adapted system also comprises: PSSServer, be used for notifying the described user side speed message that adjustment is ready to complete according to what the described PSS Adapter that receives sent, and carry out the speed adjustment.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102960041A (en) * | 2010-06-24 | 2013-03-06 | 三星电子株式会社 | Method and apparatus for transmitting and receiving resource allocation scheme information in a wireless communication system |
| CN102960041B (en) * | 2010-06-24 | 2017-06-23 | 三星电子株式会社 | It is used for the method and apparatus for receiving and dispatching resource allocation scheme information in wireless communication system |
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