CN101686501B - Method for regulating and acquiring speed rate in communication system as well as device thereof - Google Patents
Method for regulating and acquiring speed rate in communication system as well as device thereof Download PDFInfo
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Abstract
The invention discloses a method for regulating and acquiring speed rate in a communication system as well as a device thereof, relating to communication technology. In the invention, an expanded speed rate can be regulated when one of an uplink direction speed rate and a downlink direction speed rate exceeds a predetermined maximum speed rate; correspondingly, the speed rate of the uplink and the downlink direction can be acquired according to the regulating method, thereby encoding can be carried out on the data normally, and the transmission of the data in the communication system is ensured. The method for regulating the speed rate in the communication system provided by the embodiment comprises the following steps: when one of the uplink and the downlink direction speed rate exceeds the predetermined maximum speed rate, regulating all the uplink and the downlink direction speed rates to the expanded speed rate, wherein the lower limit of the expanded speed rate is less than the uplink and the downlink speed rate which do not exceed the predetermined speed rate.
Description
Technical field
The present invention relates to the communication technology, relate in particular to a kind of adjustment, acquisition methods and device of communication system medium-rate.
Background technology
Wideband Code Division Multiple Access (WCDMA) access (Wide-band Code Devision Multiple Access, WCDMA) system is the 3-G (Generation Three mobile communication system) of being formulated by the 3rd generation partner program (3rd Generation Partnership Project, 3GPP) standardization body.WCDMA has the release protocol such as Release5, Release6, Release7, Release8 at present.
In the R7 release protocol, introduced high-speed packet access evolution (High Speed Packet Access+, HSPA+) technology, HSPA+ significantly promotes the descending handling capacity of user by various core technologies, for example, when adopting multiple-input and multiple-output (Multiple-Input Multiple-Output, MIMO) technology, the descending peak rate at alone family can reach 28Mbps; When adopting 16 quadrature amplitude modulations (16ary QuadratureAmplitude Modulation, QAM) during technology, the descending peak rate at alone family can reach 21Mbps, these two-forties have all surpassed the maximum rate (16Mbps) of the legacy version agreement regulation before the R7 version, at up direction, can't reach at present so high speed.
In order to solve the scaling problem of down direction speed span, introduced spreading rate.For the relevant RAB rate parameter of radio bearer (RAB) business all is provided with spreading rate, for example,
(Maximum Bit Rate) is corresponding with maximum bit rate, is provided with expansion maximum bit rate (Extended Maximum Bit Rate) and expands optional maximum bit rate (ExtendedAlternative Maximum Bit Rate);
Corresponding with assurance bit rate (Guaranteed Bit Rate), be provided with expansion and guarantee bit rate (Extended Guaranteed Bit Rate) and expand optional assurance bit rate (ExtendedAlternative Guaranteed Bit Rate);
Response maximum bit rate (Assigned Maximum Bit Rate) is corresponding with assigning, and is provided with expansion and assigns response maximum bit rate (Extended Assigned Maximum Bit Rate);
Guarantee that with assigning response bit rate (Assigned Guaranteed Bit Rate) is corresponding, be provided with expansion and assign response to guarantee bit rate (Extended Assigned Guaranteed Bit Rate);
Corresponding with request maximum bit rate (Requested Maximum Bit Rate), be provided with extended requests maximum bit rate (Extended Requested Maximum Bit Rate);
Guarantee that with request bit rate (Reques ted Guaranteed Bit Rate) is corresponding, be provided with extended requests and guarantee bit rate (Extended Reques ted Guaranteed Bit Rate).
The span of eight kinds of above-mentioned RAB spreading rates is from 16,000, and 001bps to 256Mbps makes the data service of two-forty and legacy version agreement compatible mutually than the business of low rate by this spreading rate.For example, when down direction user's maximum bit rate surpassed 16Mbps, maximum bit rate was set to 16Mbps, and the speed of user's reality is filled in into the expansion maximum bit rate or expanded optional maximum bit rate.
In the invention process, the inventor finds that in prior art, there are the following problems at least: when up speed with the down direction employing is inconsistent, above-mentioned eight kinds of maximum bit rates need to comprise up and two kinds of speed of down direction, at this moment, if one of them speed (being generally the speed of down direction) surpasses 16Mbps, filling method according to the prior art regulation can't carry out filling in of spreading rate, can't normally encode to data, thereby cause to realize the transmission of data in communication system.
Summary of the invention
In order to solve in prior art when surpassing predetermined maximum rate for one in the uplink and downlink directional rate, can't fill in the problem that spreading rate brings, embodiments of the invention provide a kind of adjustment of communication technology medium-rate, the method and apparatus that obtains.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of method of adjustment of communication system medium-rate comprises: when surpassing predetermined maximum rate for one in the uplink and downlink directional rate,
Described uplink and downlink speed all is adjusted in spreading rate, and wherein, the lower rate limit of described spreading rate is less than not surpassing the described upstream or downstream speed of predetermined maximum rate.
A kind of acquisition methods of communication system medium-rate comprises:
In the uplink and downlink directional rate one when surpassing predetermined maximum rate, obtain the speed of the uplink and downlink direction that is adjusted in spreading rate, speed as described uplink and downlink direction, wherein, the lower rate limit of described spreading rate is less than not surpassing the described upstream or downstream speed of predetermined maximum rate.
A kind of adjusting device of communication system medium-rate comprises:
The spreading rate adjustment unit, when being used for when the uplink and downlink directional rate one over predetermined maximum rate, described uplink and downlink speed all is adjusted in spreading rate, and wherein, the lower rate limit of described spreading rate is less than not surpassing the described upstream or downstream speed of predetermined maximum rate.
A kind of deriving means of communication system medium-rate comprises:
The spreading rate acquiring unit, when being used for when the uplink and downlink directional rate one over predetermined maximum rate, obtain the speed of the uplink and downlink direction that is adjusted in spreading rate, speed as described uplink and downlink direction, wherein, the lower rate limit of described spreading rate is less than not surpassing the described upstream or downstream speed of predetermined maximum rate.
From the above mentioned, the technical scheme that the embodiment of the present invention provides, when the uplink and downlink directional rate is inconsistent, when all having included two kinds of speed of uplink and downlink direction in guaranteeing spreading rate, satisfied again the span of the speed of including in the spreading rate, solved above-mentioned problems of the prior art, can work as in the uplink and downlink directional rate one when surpassing predetermined maximum rate, spreading rate has been adjusted; And corresponding, according to this method of adjustment, obtain out the speed of above-mentioned uplink and downlink direction, thereby, can normally encode to data, guaranteed that data can transmit in communication system.
Description of drawings
The method of adjustment flow chart of the communication system medium-rate that Fig. 1 provides for the embodiment of the present invention one;
The method of adjustment schematic diagram one of the communication system medium-rate that Fig. 2 provides for the embodiment of the present invention two;
The method of adjustment schematic diagram two of the communication system medium-rate that Fig. 3 provides for the embodiment of the present invention two;
The acquisition methods schematic diagram one of the communication system medium-rate that Fig. 4 provides for the embodiment of the present invention three;
The acquisition methods schematic diagram two of the communication system medium-rate that Fig. 5 provides for the embodiment of the present invention three;
The adjusting device schematic diagram of the communication system medium-rate that Fig. 6 provides for the embodiment of the present invention four;
The deriving means schematic diagram of the communication system medium-rate that Fig. 7 provides for the embodiment of the present invention five.
Embodiment
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below in conjunction with accompanying drawing, embodiments of the invention are described in detail, following description is only part embodiment of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other execution mode of the present invention according to these embodiment.
The method of adjustment of the communication system medium-rate that the embodiment of the present invention one provides as shown in Figure 1, comprising:
Further, in order to guarantee in the communication system of not supporting spreading rate, also can normally carry out the adjustment of speed, the embodiment of the present invention one also comprises:
from the above mentioned, the technical scheme that the embodiment of the present invention one provides, when the uplink and downlink directional rate is inconsistent, when all having included two kinds of speed of uplink and downlink direction in guaranteeing non-spreading rate and spreading rate, satisfied again the span of the speed of including in non-spreading rate and spreading rate, above-mentioned problems of the prior art have been solved, can work as in the uplink and downlink directional rate one when surpassing predetermined maximum rate, spreading rate is adjusted, thereby, can normally encode to data, guaranteed that data can transmit in communication system.
In an embodiment of the present invention, at first the scope of spreading rate is expanded, under this prerequisite, realized when surpassing predetermined maximum rate for one in the uplink and downlink directional rate, to the adjustment of speed, preferred a kind of mode, the uplink and downlink directional rate that is about in above-mentioned situation is all filled in to spreading rate, spreading rate after filling according to this is encoded, thereby has guaranteed that data can transmit in communication system.
The below describes the method for adjustment of the communication system medium-rate that the embodiment of the present invention two provides, and as shown in Figure 2, specifically comprises:
Step S1: core net sends RAB assignment request (RAB ASSIGNMENTREQUEST) message to radio network controller.
By the spreading rate in RAB parameter in this RAB assignment request message and non-spreading rate are adjusted, realize when surpassing predetermined maximum rate for one in the uplink and downlink directional rate, spreading rate being adjusted.And in order to guarantee that spreading rate is adjusted, the lower limit of two pairs of spreading rates of the embodiment of the present invention is expanded.
Above-mentioned spreading rate comprises:
The expansion maximum bit rate, expand optional maximum bit rate, expansion and guarantee that bit rate, the optional assurance bit rate of expansion, expansion assign response maximum bit rate, expansion to assign response to guarantee that bit rate, extended requests maximum bit rate, extended requests guarantee bit rate;
Above-mentioned non-spreading rate comprises:
Maximum bit rate, optional maximum bit rate, assurance bit rate, optional assurance bit rate, appointment respond maximum bit rate, assign response assurance bit rate, ask maximum bit rate, ask to guarantee bit rate.
The lower limit of two pairs of above-mentioned spreading rates of the embodiment of the present invention is expanded, and the lower rate limit that wherein, expand maximum bit rate, expand optional maximum bit rate, the expansion appointment responds maximum bit rate or extended requests maximum bit rate is 1bps;
Expansion guarantees that bit rate, the optional assurance bit rate of expansion, expansion appointment response guarantee that bit rate or extended requests guarantee that the lower rate limit of bit rate is 0bps.
In the embodiment of the present invention two, consider that the upper limit 256Mbps of spreading rate and non-spreading rate can fully satisfy the transmission requirement of present network, the scope of spreading rate is chosen for 0bps to 256Mbps or 1bps to 256Mbp, but be not limited to this, comprise upper rate limit greater than the situation of 256Mbps, to guarantee the adjustment to the speed of expansion.
For the technical scheme of the embodiment of the present invention more clearly is described, the below simply describes relevant technology.
when needs are set up new RAB, perhaps original RAB is modified, when perhaps discharging existing RAB, network entity in core net, for example, Serving GPRS Support Node (Serving GPRS Support Node, SGSN), (the Mobile Switching Center of mobile switching centre, MSC) pass through to radio network controller (Radio Network Controller, RNC) send the RAB assignment request message and start the RAB assigning process, carry out the configuration of each parameter of RAB, comprise UMTS terrestrial radio Access Network (UTRAN) in this RAB assignment request message and set up RAB foundation or the modification list that RAB must want, and the content of the RAB list that will discharge etc.
For the foundation of RAB, at this moment, the RAB that mainly comprises in above-mentioned RAB assignment request message sets up the contents such as list and bearer properties thereof, for example:
-No. RAB;
-RAB parameter (priority of distributing/keeping);
-user surface model information (as user's surface model and UP schema version);
-transport layer address;
-PDP classification information (be incorporated in PS territory);
-data volume report indication (be incorporated in PS territory);
-DL GTP-PDU sequence number (only switch or set up number just existence of RAB time series on original PDP Context to UMTS at GPRS);
-UL GTP-PDU sequence number (only switch or set up number just existence of RAB time series on original PDP Context to UMTS at GPRS).
Revise for RAB, mainly comprise following content in above-mentioned RAB assignment request message:
-No. RAB;
-NAS synchronously indicates;
-RAB parameter;
-transport address;
-Iu transmits related.
The cell that RAB parameter in above-mentioned RAB assignment request message mainly comprises is as shown in table 1:
Table 1
| The cell title | Cell type or span |
| The traffic rank | Conversation class, Streaming Media class, interactive class, background classes |
| The asymmetric designator of RAB | Symmetric double to, asymmetric unidirectional descending, asymmetric unidirectional up, asymmetric two-way |
| Maximum bit rate | 1-16,000,000bps |
| Guarantee bit rate | 0-16,000,000bps |
| ...... | ...... |
| The expansion maximum bit rate | 1-256,000,000bps |
| Expansion guarantees bit rate | 0-256,000,000bps |
When the uplink and downlink directional rate is inconsistent, for example, when down direction reaches 28Mbps because of employing MIMO technology maximum bit rate, during much larger than predetermined maximum bit rate (16Mbps), and the speed of up direction is when surpassing 16Mbps (as be 12Mbps), and the RAB parameter in above-mentioned RAB assignment request message need to comprise simultaneously maximum bit rate and expand maximum bit rate.
To being adjusted into of above-mentioned RAB parameter: in maximum bit rate, upstream rate is adjusted into 12Mbps, downstream rate is adjusted into predetermined maximum bit rate (16Mbps); In the expansion maximum bit rate, upstream rate is adjusted into 12Mbps, downstream rate is adjusted into 28Mbps, be about to actual uplink and downlink speed and adjusted in the expansion maximum bit rate, this expansion maximum bit rate lower rate limit be 1bps.
To guaranteeing that bit rate and expansion guarantee that bit rate adopts processing method same as described above, this expansion guarantees that the lower rate limit of bit rate is 0bps.
Optionally, under some particular case, for example, in order to satisfy service quality (Quality ofService), above-mentioned RAB assignment request message also can comprise the optional maximum bit rate of expansion, the optional assurance bit rate of expansion, at this moment the uplink and downlink speed with reality is adjusted to the optional maximum bit rate of expansion, namely in the optional maximum bit rate of expansion, upstream rate is adjusted into 12Mbps, downstream rate is adjusted into 28Mbps, and the lower rate limit of the optional maximum bit rate of this expansion is 1bps.
Adopt identical processing mode to expanding optional assurance bit rate.
Step S2: radio network controller sends RAB to core net and assigns response message.
RNC carries out the RAB configuration according to the RAB assignment request message that receives, and the result after configuring assigns response (RAB ASSIGNMENT RESPONSE) message feedback to core net by RAB.
In order to satisfy QoS, above-mentioned RAB appointment response message also comprises: assign the response maximum bit rate, assign response assurance bit rate, expansion to assign response maximum bit rate, expansion appointment response to guarantee bit rate, at this moment processing method can be referring to maximum bit rate and expansion maximum bit rate method of adjustment, wherein, preferably, the lower rate limit 1bps of response maximum bit rate is assigned in expansion, and expansion assigns response to guarantee the lower rate limit 0bps of bit rate.
As shown in Figure 3, the method for adjustment of the communication system medium-rate that provides of the embodiment of the present invention two also comprises:
Subscriber equipment to a built vertical RAB, RNC can modify to RAB by sending RAB modify request messages (RAB MODIFY REQUEST) to core net, and the embodiment of the present invention two can be by the adjustment of RAB modify request messages realization to spreading rate.
When surpassing predetermined maximum rate for one in the speed (comprising that the request maximum bit rate of uplink and downlink direction and request guarantee bit rate) of the uplink and downlink direction of user equipment requests, for example, at down direction, the request maximum bit rate is that 40Mbps has surpassed 16Mbps; And up direction request maximum bit rate is 10Mbps, does not surpass 16Mbps, and the method for at this moment adjusting is:
In the request maximum bit rate, upstream rate is adjusted into 10Mbps, downstream rate is adjusted into predetermined maximum bit rate (16Mbps); In the extended requests maximum bit rate, upstream rate is adjusted into 10Mbps, downstream rate is adjusted into 28Mbps, be about to actual uplink and downlink request rate and be adjusted in the extended requests maximum bit rate, preferably, the lower rate limit of this extended requests maximum bit rate is 1bps.
Request is guaranteed that bit rate and extended requests guarantee that the processing method of bit rate is same as described above, and wherein, extended requests guarantees that the lower rate limit of bit rate is 0bps.
from the above mentioned, the technical scheme that the embodiment of the present invention two provides, when the uplink and downlink directional rate is inconsistent, when all having included two kinds of speed of uplink and downlink direction in guaranteeing non-spreading rate and spreading rate, satisfied again the span of the speed of including in non-spreading rate and spreading rate, above-mentioned problems of the prior art have been solved, can be when surpassing predetermined maximum rate for one in the uplink and downlink directional rate, spreading rate is adjusted, thereby, can normally encode to data, guaranteed that data can transmit in communication system.
The embodiment of the present invention three provides a kind of acquisition methods of communication system medium-rate, as shown in Figure 4, comprising:
In step 401, uplink and downlink directional rate one when surpassing predetermined maximum rate, obtain the speed of the uplink and downlink direction that is adjusted in spreading rate, speed as described uplink and downlink direction, wherein, the lower rate limit of described spreading rate is less than not surpassing the described upstream or downstream speed of predetermined maximum rate.
The method of adjustment of the communication system medium-rate that provides with the invention described above embodiment one and two is corresponding, and the embodiment of the present invention three provides a kind of acquisition methods of communication system medium-rate,
Core net or RNC learn that by the asymmetric designator of RAB in the RAB parameter uplink and downlink directional rate is asymmetric, obtain the speed that needs from spreading rate.
The speed of including in this spreading rate comprises that the uplink and downlink direction all surpasses the situation of predetermined maximum rate and a situation that surpasses predetermined maximum rate in the uplink and downlink directional rate,, no longer discuss not in process range of the present invention for the adjustment of the former its speed and read method.
The acquisition methods of above-mentioned speed has mainly been described the situation (agreement as above in the R7 version) that the agreement that adopts is supported spreading rate of working as, for the situation of not supporting spreading rate, as shown in Figure 5, the acquisition methods of the communication system medium-rate that provides of the embodiment of the present invention three also comprises:
The speed of step 402, the uplink and downlink direction in can't obtaining described spreading rate is obtained the speed of the uplink and downlink direction in non-spreading rate, as the speed of described uplink and downlink direction.
Above-mentioned spreading rate comprises:
The expansion maximum bit rate, expand optional maximum bit rate, expansion and guarantee that bit rate, the optional assurance bit rate of expansion, expansion assign response maximum bit rate, expansion to assign response to guarantee that bit rate, extended requests maximum bit rate, extended requests guarantee bit rate;
Preferably, the lower rate limit that wherein, expand maximum bit rate, expand optional maximum bit rate, the expansion appointment responds maximum bit rate or extended requests maximum bit rate is 1bps;
Expansion guarantees that bit rate, the optional assurance bit rate of expansion, expansion appointment response guarantee that bit rate or extended requests guarantee that the lower rate limit of bit rate is 0bps.
Accordingly, above-mentioned non-spreading rate comprises:
Maximum bit rate, optional maximum bit rate, assurance bit rate, optional assurance bit rate, appointment respond maximum bit rate, assign response assurance bit rate, ask maximum bit rate, ask to guarantee bit rate.
The embodiment of the present invention four provides a kind of adjusting device of communication system medium-rate, as shown in Figure 6, comprising:
Spreading rate adjustment unit 61, when being used for when the uplink and downlink directional rate one over predetermined maximum rate, all be adjusted to described uplink and downlink speed in spreading rate, wherein, the lower rate limit of described spreading rate is less than not surpassing the described upstream or downstream speed of predetermined maximum rate.
Further, said apparatus also comprises: non-spreading rate adjustment unit 62, be used at corresponding non-spreading rate, one of them speed be adjusted into the described upstream or downstream speed that does not surpass predetermined maximum rate, another speed is adjusted into predetermined maximum rate.
Above-mentioned spreading rate comprises:
The expansion maximum bit rate, expand optional maximum bit rate, expansion and guarantee that bit rate, the optional assurance bit rate of expansion, expansion assign response maximum bit rate, expansion to assign response to guarantee that bit rate, extended requests maximum bit rate, extended requests guarantee bit rate;
Preferably, the lower rate limit that wherein, expand maximum bit rate, expand optional maximum bit rate, the expansion appointment responds maximum bit rate or extended requests maximum bit rate is 1bps;
Expansion guarantees that bit rate, the optional assurance bit rate of expansion, expansion appointment response guarantee that bit rate or extended requests guarantee that the lower rate limit of bit rate is 0bps.
Above-mentioned non-spreading rate comprises:
Maximum bit rate, optional maximum bit rate, assurance bit rate, optional assurance bit rate, appointment respond maximum bit rate, assign response assurance bit rate, ask maximum bit rate, ask to guarantee bit rate.
The embodiment of the present invention five provides a kind of deriving means of communication system medium-rate, as shown in Figure 7, comprising:
Spreading rate acquiring unit 71, when being used for of uplink and downlink directional rate and surpassing predetermined maximum rate, obtain the speed of the uplink and downlink direction that is adjusted in spreading rate, speed as described uplink and downlink direction, wherein, the lower rate limit of described spreading rate is less than not surpassing the described upstream or downstream speed of predetermined maximum rate.
Said apparatus also comprises:
Non-spreading rate acquiring unit 72, be used for to obtain when described spreading rate acquiring unit 71 speed of the uplink and downlink direction of described spreading rate, obtain the speed of the uplink and downlink direction in non-spreading rate, as the speed of described uplink and downlink direction.
Above-mentioned spreading rate comprises:
The expansion maximum bit rate, expand optional maximum bit rate, expansion and guarantee that bit rate, the optional assurance bit rate of expansion, expansion assign response maximum bit rate, expansion to assign response to guarantee that bit rate, extended requests maximum bit rate, extended requests guarantee bit rate;
Above-mentioned non-spreading rate comprises:
Maximum bit rate, optional maximum bit rate, assurance bit rate, optional assurance bit rate, appointment respond maximum bit rate, assign response assurance bit rate, ask maximum bit rate, ask to guarantee bit rate.
Preferably, the lower rate limit that wherein, expand maximum bit rate, expand optional maximum bit rate, the expansion appointment responds maximum bit rate or extended requests maximum bit rate is 1bps;
Expansion guarantees that bit rate, the optional assurance bit rate of expansion, expansion appointment response guarantee that bit rate or extended requests guarantee that the lower rate limit of bit rate is 0bps.
From the above mentioned, the technical scheme that the embodiment of the present invention provides, when the uplink and downlink directional rate is inconsistent, when all having included two kinds of speed of uplink and downlink direction in guaranteeing non-spreading rate and spreading rate, satisfied again the span of the speed of including in non-spreading rate and spreading rate, solved above-mentioned problems of the prior art, can work as in the uplink and downlink directional rate one when surpassing predetermined maximum rate, spreading rate has been adjusted; And corresponding, according to this method of adjustment, obtain out the speed of above-mentioned uplink and downlink direction, thereby, can normally encode to data, guaranteed that data can transmit in communication system.
One of ordinary skill in the art will appreciate that all or part of step that realizes in above-described embodiment, can complete by the program command related hardware.The software that described embodiment is corresponding can be stored in a computer and can store in the medium that reads.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (14)
1. the method for adjustment of a communication system medium-rate, is characterized in that, comprising: when one in the uplink and downlink directional rate surpasses predetermined maximum rate and described communication system and need to support spreading rate,
Described uplink and downlink speed all is adjusted in spreading rate, and wherein, the lower rate limit of described spreading rate is less than not surpassing the described upstream or downstream speed of predetermined maximum rate.
2. the method for adjustment of communication system medium-rate according to claim 1, is characterized in that, also comprises:
In corresponding non-spreading rate, one of them speed is adjusted into the described upstream or downstream speed that does not surpass predetermined maximum rate, another speed is adjusted into predetermined maximum rate.
3. the method for adjustment of communication system medium-rate according to claim 2, is characterized in that,
Described spreading rate comprises:
The expansion maximum bit rate, expand optional maximum bit rate, expansion and guarantee that bit rate, the optional assurance bit rate of expansion, expansion assign response maximum bit rate, expansion to assign response to guarantee that bit rate, extended requests maximum bit rate, extended requests guarantee bit rate;
Described non-spreading rate comprises:
Maximum bit rate, optional maximum bit rate, assurance bit rate, optional assurance bit rate, appointment respond maximum bit rate, assign response assurance bit rate, ask maximum bit rate, ask to guarantee bit rate.
4. the method for adjustment of communication system medium-rate according to claim 3, is characterized in that, comprising:
Described predetermined maximum rate is 16Mbps;
Described expansion maximum bit rate, expanding optional maximum bit rate, expansion, to assign the lower rate limit of response maximum bit rate or extended requests maximum bit rate be 1bps;
Described expansion guarantees that bit rate, the optional assurance bit rate of expansion, expansion appointment response guarantee that bit rate or extended requests guarantee that the lower rate limit of bit rate is 0bps.
5. the acquisition methods of a communication system medium-rate, is characterized in that, comprising:
In the uplink and downlink directional rate one when surpassing predetermined maximum rate and described communication system and need to support spreading rate, obtain the speed of the uplink and downlink direction that is adjusted in spreading rate, speed as described uplink and downlink direction, wherein, the lower rate limit of described spreading rate is less than not surpassing the described upstream or downstream speed of predetermined maximum rate.
6. the acquisition methods of communication system medium-rate according to claim 5, is characterized in that, also comprises:
The speed of the uplink and downlink direction in can't obtaining described spreading rate is obtained the speed of the uplink and downlink direction in non-spreading rate, as the speed of described uplink and downlink direction.
7. the acquisition methods of communication system medium-rate according to claim 6, is characterized in that,
Described spreading rate comprises:
The expansion maximum bit rate, expand optional maximum bit rate, expansion and guarantee that bit rate, the optional assurance bit rate of expansion, expansion assign response maximum bit rate, expansion to assign response to guarantee that bit rate, extended requests maximum bit rate, extended requests guarantee bit rate;
Described non-spreading rate comprises:
Maximum bit rate, optional maximum bit rate, assurance bit rate, optional assurance bit rate, appointment respond maximum bit rate, assign response assurance bit rate, ask maximum bit rate, ask to guarantee bit rate.
8. the acquisition methods of communication system medium-rate according to claim 7, is characterized in that, comprising:
Described predetermined maximum rate is 16Mbps;
Described expansion maximum bit rate, expanding optional maximum bit rate, expansion, to assign the lower rate limit of response maximum bit rate or extended requests maximum bit rate be 1bps;
Described expansion guarantees that bit rate, the optional assurance bit rate of expansion, expansion appointment response guarantee that bit rate or extended requests guarantee that the lower rate limit of bit rate is 0bps.
9. the adjusting device of a communication system medium-rate, is characterized in that, comprising:
The spreading rate adjustment unit, when being used for to support spreading rate when one of the uplink and downlink directional rate over predetermined maximum rate and described communication system, all be adjusted to described uplink and downlink speed in spreading rate, wherein, the lower rate limit of described spreading rate is less than not surpassing the described upstream or downstream speed of predetermined maximum rate.
10. the adjusting device of communication system medium-rate according to claim 9, is characterized in that, also comprises:
Non-spreading rate adjustment unit is used at corresponding non-spreading rate, one of them speed is adjusted into the described upstream or downstream speed that does not surpass predetermined maximum rate, and another speed is adjusted into predetermined maximum rate.
11. the adjusting device of communication system medium-rate according to claim 10 is characterized in that:
Described spreading rate comprises:
The expansion maximum bit rate, expand optional maximum bit rate, expansion and guarantee that bit rate, the optional assurance bit rate of expansion, expansion assign response maximum bit rate, expansion to assign response to guarantee that bit rate, extended requests maximum bit rate, extended requests guarantee bit rate;
Described non-spreading rate comprises:
Maximum bit rate, optional maximum bit rate, assurance bit rate, optional assurance bit rate, appointment respond maximum bit rate, assign response assurance bit rate, ask maximum bit rate, ask to guarantee bit rate.
12. the deriving means of a communication system medium-rate is characterized in that, comprising:
The spreading rate acquiring unit, when being used for to support spreading rate when one of the uplink and downlink directional rate over predetermined maximum rate and described communication system, obtain the speed of the uplink and downlink direction that is adjusted in spreading rate, speed as described uplink and downlink direction, wherein, the lower rate limit of described spreading rate is less than not surpassing the described upstream or downstream speed of predetermined maximum rate.
13. the deriving means of communication system medium-rate according to claim 12 is characterized in that, also comprises:
Non-spreading rate acquiring unit, described spreading rate acquiring unit is used for when can't obtain the speed of uplink and downlink direction of described spreading rate, obtain the speed of the uplink and downlink direction in non-spreading rate, as the speed of described uplink and downlink direction.
14. the deriving means of communication system medium-rate according to claim 13 is characterized in that:
Described spreading rate comprises:
The expansion maximum bit rate, expand optional maximum bit rate, expansion and guarantee that bit rate, the optional assurance bit rate of expansion, expansion assign response maximum bit rate, expansion to assign response to guarantee that bit rate, extended requests maximum bit rate, extended requests guarantee bit rate;
Described non-spreading rate comprises:
Maximum bit rate, optional maximum bit rate, assurance bit rate, optional assurance bit rate, appointment respond maximum bit rate, assign response assurance bit rate, ask maximum bit rate, ask to guarantee bit rate.
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|---|---|---|---|---|
| CN1984041A (en) * | 2006-05-20 | 2007-06-20 | 华为技术有限公司 | Method and UTRAN system for controlling HSDPA service down-link speed ratio |
| US7362726B2 (en) * | 2004-12-15 | 2008-04-22 | Matsushita Electric Industrial Co., Ltd. | Support of guaranteed bit-rate traffic for uplink transmissions |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7362726B2 (en) * | 2004-12-15 | 2008-04-22 | Matsushita Electric Industrial Co., Ltd. | Support of guaranteed bit-rate traffic for uplink transmissions |
| CN1984041A (en) * | 2006-05-20 | 2007-06-20 | 华为技术有限公司 | Method and UTRAN system for controlling HSDPA service down-link speed ratio |
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