CN100461943C - Channel priority dispatching and service priovity dispatching implementing method - Google Patents

Channel priority dispatching and service priovity dispatching implementing method Download PDF

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CN100461943C
CN100461943C CNB2005100718963A CN200510071896A CN100461943C CN 100461943 C CN100461943 C CN 100461943C CN B2005100718963 A CNB2005100718963 A CN B2005100718963A CN 200510071896 A CN200510071896 A CN 200510071896A CN 100461943 C CN100461943 C CN 100461943C
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channel
priority
common signal
forward access
scheduling
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CN1870813A (en
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邱华
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Abstract

The invention discloses a method for realizing channel scheduling PRI used in matching the PRI scheduling process to different access channels of the same auxiliary public controllable physical channel including configuring different signal channel PRI orders for different access signal channels which are matched to the public controllable physical signal channel, at the same time, according to the PRI order of public channel (high PRI to low PRI) of all front access channels matched to the same auxiliary public control physical channel, each front access channel is scheduled to select the transmission format meting their own transmission blocks orderly and each of the front channel transmits its own transmission block according to the selected format.. The invention can promote 3G communication network system to access to the practical process of scheduling PRI.

Description

Channel priority scheduling and scheduling by service priority implementation method
Technical field
The present invention relates to the 3G (Third Generation) Moblie technical field, relate in particular to a kind of channel priority scheduling and scheduling by service priority implementation method.
Background technology
In the 3G standard that 3GPP formulates, universal land radio access web (UTRAN, UniversalTerrestrial Radio Access Network) transmission channel is the channel that layer 2 (L2) offer layer 1 (L1), is used for layer 1 (physical layer) and transmits data between peer layer.Wherein transmission channel can be divided into common signal channel (CCH, Common Channel) and dedicated channel (DCH, Dedicate Channel) two parts according to the difference of data transfer mode; Wherein common signal channel CCH comprises: Random Access Channel (RACH, Random Access Channel), forward access channel (FACH, Forward Access Channel), paging channel (PCH, Paging Channel), DSCH Downlink Shared Channel (DSCH, Downlink SharedChannel) and CPCH (CPCH, Common Packet Channel) etc.
Wherein the priority of predetermined channel configuration and scheduling feature will be at the media interviews control (MAC of the radio interface layer of network in 3G standard, Media Access Control) finishes in the sublayer, radio interface layer in its mobile communications network mainly is made up of 4 sublayers, and wherein the major function of media access control sublayer is:
Finish business datum in transmission course by the mapping of logic channel to transmission channel, and under the indication of chain of command, finish reconfiguring and task such as measurement of part Radio Resource;
Media access control sublayer comprises again that specifically media interviews control public part (MACC, Media AccessControl Common) and media interviews control private part (MACD, Media Access ControlDedicate) two parts, wherein MACC mainly is responsible for the business data transmission of common signal channel CCH, and MACD mainly is responsible for the business data transmission of user's dedicated channel DCH.And the sub-district in MACC and the mobile communications network (Cell) correspondence, the i.e. corresponding MACC example of Cell; User terminal in MACD and the mobile communications network (UE, User Equipment) correspondence, the i.e. corresponding MACD example of UE.
At present in the 3G standard that 3GPP formulates, priority scheduling configuration and priority scheduling strategy for the forward access channel FACH among the common signal channel CCH all do not provide detailed explanation and concrete implementation, promptly in 3G standard, do not provide the description of appropriate technical solution, make also to exist the enforcement difficulty in FACH priority scheduling field at present relevant for the priority scheduling implementation procedure of forward access channel FACH.
Summary of the invention
The technical problem to be solved in the present invention is to propose a kind of channel priority scheduling and scheduling by service priority implementation method, so that the priority scheduling process of forward access channel is practical in the 3G communications network system.
For addressing the above problem, the technical scheme that the present invention proposes is as follows:
A kind of channel priority scheduling implementation method, the priority scheduling that is used to be mapped between the different forward access channels on the same Secondary Common Control Physical Channel is handled, and comprises step:
Be respectively the different common signal channel priority indication of different forward access channel configurations that is mapped on the same Secondary Common Control Physical Channel;
At each constantly, according to the common signal channel priority indication that is mapped to each bar forward access channel on same Secondary Common Control Physical Channel order from high to low, dispatch every forward access channel successively and choose and satisfy this moment self and need transmit the transformat of transmission block requirement; And
Each bar forward access channel transmits the transmission block that self need transmit according to the transformat of choosing.
Wherein before choosing transformat, every forward access channel of scheduling also comprises step:
The paging channel that scheduling and each bar forward access channel are mapped to same Secondary Common Control Physical Channel is chosen and is satisfied this moment self and need transmit the transformat that transmission block requires;
Described paging channel transmits the transmission block that self need transmit according to the transformat of choosing.
Wherein the step of each bar forward access channel transmission transmission block specifically comprises:
Be respectively the different common signal channel priority indication of Different Logic channel configuration that is mapped on the same forward access channel;
At each constantly, according to the common signal channel priority indication order from high to low that is mapped to each bar logic channel on the same forward access channel, dispatch each logic channel successively and transmit transmission block.
The wherein said Different Logic channel that is mapped on the same forward access channel comprises CTCH Common Traffic Channel, Broadcast Control Channel, Common Control Channel, Dedicated Control Channel and Dedicated Traffic Channel.
And described common signal channel priority indication of disposing for CTCH Common Traffic Channel is higher than the common signal channel priority indication of disposing for Broadcast Control Channel; And
Indicate the common signal channel priority indication that is higher than for the Common Control Channel configuration for the common signal channel priority of Broadcast Control Channel configuration; And
Indicate the common signal channel priority indication that is higher than for the Dedicated Control Channel configuration for the common signal channel priority of Common Control Channel configuration; And
Indicate the common signal channel priority indication that is higher than for the Dedicated Traffic Channel configuration for the common signal channel priority of Dedicated Control Channel configuration.
The beneficial effect that the present invention can reach is as follows:
The present invention is mapped to same Secondary Common Control Physical Channel (SCCPCH by being respectively, Secondary Common Control Physical Channel) the different FACH on dispose different common signal channel priority indication (CmCH-PI respectively, Common Channel-Priority Indication), with constantly at each, go up the CmCH-PI order from high to low of each bar FACH according to SCCPCH, dispatch every FACH successively and choose corresponding transformat (TF, Transport Format), make each bar FACH transmit the transmission block (TB that self need transmit according to the TF that chooses, Transport Block), thus make that the priority scheduling process be mapped between each FACH on the same SCCPCH is practical.
Accordingly, the present invention is by being respectively the different CmCH-PI of Different Logic channel configuration that is mapped on the same FACH, with constantly at each, go up the CmCH-PI order from high to low of each bar logic channel according to FACH, dispatch each logic channel successively and transmit transmission block, thereby the priority scheduling process between feasible each logic channel that is mapped on the same FACH is practical.
Description of drawings
The process schematic diagram that Fig. 1 transmits on common signal channel for transmission block in the existing mobile communication network;
Fig. 2 is used to be mapped to the process flow diagram that the priority scheduling between the different FACH on the same SCCPCH is handled for channel priority of the present invention scheduling implementation method;
The process flow diagram that Fig. 3 handles for the priority scheduling that channel priority scheduling implementation method of the present invention is used to be mapped to the Different Logic interchannel on the same FACH;
Fig. 4 is used for the different business data flow of transmitting on same DTCH is carried out the process flow diagram that priority scheduling is handled for scheduling by service priority implementation method of the present invention;
Fig. 5 finishes the first execution mode process chart that business data flow CmCH-PI raises and handles for the present invention;
Fig. 6 finishes the second execution mode process chart that business data flow CmCH-PI raises and handles for the present invention.
Embodiment
Be explained in detail below in conjunction with the specific implementation process of each accompanying drawing channel priority scheduling implementation method of the present invention.
At first be presented in common signal channel CCH several notions upward commonly used in the 3G communications network system, see also Fig. 1, this figure is the process schematic diagram that transmission block transmits on common signal channel in the existing mobile communication network, and wherein several notions of using always on CCH are as follows:
1) transmission block (TB, Transport Block): the base unit of CCH transmitting data;
2) transport block set (TBS, Transport Block Set): the set of a plurality of TB that in certain Transmission Time Interval TTI, transmit;
3) Transmission Time Interval (TTI, Transmission Time Interval): transmit the time span of certain TBS, wherein media interviews controls (MAC, Media Access Control) layer can be in each TTI, to TBS of physical layer transmission;
4) transformat (TF, Transport Format): for each CCH, in each Transmission Time Interval TTI, there is a transformat TF, wherein TF is made up of two parts: dynamic part and semi-static part, and wherein dynamic part comprises TB size (the bit number that refers to 1 TB) and TB num (referring to allow in the last TTI of DCH the number of transmission TB); Wherein semi-static part comprises TTI information etc.; Therefore transformat TF has just determined the transmission rate=TB size * TB num/TTI of certain transmission time;
5) transmission format set (TFS, Transport Block Set): for a CCH, several TF can be arranged, these TF have just constituted the transmission format set (TFS:Transport Format Set) of CCH;
6) transformat combination (TFC, Transport Format Combination): in physical (L1), one or several CCH are carried out multiplexingly, in a certain TTI, just constituted the transformat combination TFC of each CCH like this; This being combined in is defined as current rational transformat TF allowance combination in the standard, can offer physical layer L1, is used for the transmission of code combination transmission channel (CCTrCH, Coded CompositeTransport Channel);
7) transmission format composite set (TFCS:Transport Format Combination Set): the set that each TFC forms among the CCTrCH has just constituted transmission format composite set TFCS.
See also Fig. 2, this figure is that channel priority of the present invention scheduling implementation method is used to be mapped to the process flow diagram that the priority scheduling between the different FACH on the same SCCPCH is handled; Its main implementation procedure is as follows:
Step S10 is respectively the different common signal channel priority indication CmCH-PI of different forward access channel FACH configurations that is mapped on the same Secondary Common Control Physical Channel SCCPCH; CmCH-PI is provided with 16 grades (0~15) altogether in 3G standard, wherein 0 represents lowest priority, and 15 represent limit priority.And many FACH and paging channel (PCH, Paging Channel) all can be mapped on the same physical channel SCCPCH; Such SCCPCH just should have a transport format combination set TFCS mutually;
Step S20, at each constantly, whether judgement needs to transmit transmission block TB with the PCH that each bar FACH is mapped to same SCCPCH, if execution in step S30; Otherwise direct execution in step S50;
The PCH that step S30, scheduling and each bar FACH are mapped to same SCCPCH chooses and satisfies the transformat TF that this moment self need transmit transmission block TB requirement;
Step S40, this PCH transmits the transmission block TB that self need transmit according to the above-mentioned transformat TF that chooses;
Step S50 directly according to being mapped to the CmCH-PI order from high to low that same SCCPCH goes up each bar FACH, dispatching every FACH successively and chooses and satisfy the transformat TF that this moment self need transmit transmission block TB requirement; And
Among the step S60, each bar FACH transmits the transmission block TB that self need transmit according to the above-mentioned transformat TF that chooses.
Promptly in said process, the priority scheduling that is mapped between the different FACH on the same SCCPCH is to choose the transformat TF of self by each FACH according to the priority scheduling order, finishes thereby form corresponding transformat combination TFC.Just to carry out the principle that TFC selects be that the FACH of high priority at first carries out TF and selects to MACC, and then carry out TF by the FACH of inferior high priority and select, the rest may be inferred, and the transmission data bandwidth that can support until the TFC that selects reaches the data transfer bandwidth of SCCPCH.Priority owing to PCH will be higher than FACH simultaneously, therefore before each FACH of scheduling selects corresponding transformat TF, judges at first whether PCH has data to send out, and then dispatches the transformat TF that PCH selects correspondence if having, and at this moment just obtains a TFC subclass.And then dispatch FACH and carry out transformat TF selection, the principle of selecting TF still is that the FACH of high priority preferentially carries out the TF selection, promptly the data cached number that can send out among this FACH according to this moment is selected a suitable TF, the TFC subclass of getting back like this; And then the selection of the transformat TF of the FACH that takes second place of processing priority, such process is performed until till the selection that all FACH finish TF.
At said process, enumerate a detailed embodiment below:
Suppose to be mapped with on the SCCPCH 1 FACH and 1 PCH; Wherein the configuration of the transmission format set TFS of FACH is specific as follows:
The TFS of FACH be (TF0, TF1, TF2, TF3), wherein TTI is 10ms, TB size is 168;
TF0 correspondence 0 * 168; TB NUM * TB SIZE
TF1 correspondence 1 * 168;
TF2 correspondence 2 * 168;
TF3 correspondence 3 * 168;
The configuration of the transmission format set TFS of PCH is specific as follows:
The TFS of PCH be (TF0, TF1), wherein TTI is 10ms, TB size is 168;
TF0 correspondence 0 * 168; TB NUM * TB SIZE
TF1 correspondence 1 * 168;
Then the transport format combination set TFCS of this SCCPCH just comprises:
(TF0, TF0), (TF0, TF1), (TF0, TF2), (TF0, TF3), (TF1, TF0), (TF1, TF1) and (TF1, TF2);
Annotate: above-mentioned TFC makes up according to (TF of PCH, the TF of FACH) order.
Realization principle according to channel priority scheduling implementation method of the present invention then has:
1) if certain constantly, PCH does not have data to transmit, and FACH has 4 to be passed sending of data, then the TFC that TF formed that selects of PCH and FACH for (TF0, TF3);
2) if certain constantly, PCH has 1 to be passed sending of data, and FACH has 4 to be passed sending of data, then the TFC that TF formed that selects of PCH and FACH for (TF1, TF2).
From top example as can be seen, the high channel of priority that is mapped on the same SCCPCH can preferentially carry out the TF selection, so the data traffic of its transmission can at first be met.
Implement said process, just can be so that the priority scheduling processing procedure that mapping is mapped between each FACH on the same SCCPCH is practical.
See also Fig. 3, this figure is the process flow diagram that channel priority scheduling implementation method of the present invention is used to be mapped to the priority scheduling processing of the Different Logic interchannel on the same FACH; Its main implementation procedure is as follows:
Step S80, MACC are respectively the different CmCH-PI of Different Logic channel configuration that is mapped on the same FACH;
Step S90 at each constantly, according to being mapped to the CmCH-PI order from high to low that same FACH goes up each bar logic channel, dispatches each logic channel successively and transmits transmission block TB.
The logical channel type that wherein is mapped on the same FACH comprises CTCH Common Traffic Channel (CTCH, Common Traffic Channel), Broadcast Control Channel (BCCH, Broadcast Control Channel), Common Control Channel (CCCH, Common Control Channel), Dedicated Control Channel (DCCH, Dedicated Control Channel) and Dedicated Traffic Channel (DTCH, Dedicated Traffic Channel); Wherein for these logic channels, the CmCH-PI of configuration relation is as follows:
CTCH>BCCH>CCCH>DCCH>DTCH;
Wherein for the priority of CTCH, BCCH, CCCH, DCCH not only than DTCH height, and have only after the transmission bandwidth of CTCH, BCCH, CCCH, DCCH is met, FACH could send the DTCH data, and the priority orders of these logic channels generally is constant in scheduling process.And the business data flow that same DTCH goes up transmission also can have different priority according to the difference of data stream type, then DTCH can transmit according to the data flow that the priority orders of each business data flow is dispatched each type successively, hereinafter will elaborate this realization principle.
Implement said process, just can be so that the priority scheduling processing procedure that mapping is mapped between each logic channel on the same FACH is practical.
See also Fig. 4, this figure is that scheduling by service priority implementation method of the present invention is used for the different business data flow of transmitting on same DTCH is carried out the process flow diagram that priority scheduling is handled; Its main implementation procedure is as follows:
Step S100 is respectively the different CmCH-PI of different business data flow configuration that transmits on same DTCH;
Step S110, at each constantly, according to the CmCH-PI order from high to low of all kinds of business data flows that transmit on same DTCH, the business data flow that priority scheduling CmCH-PI is high transmits;
And in step S120, by a default reference time section, with when judging the low business data flow of CmCH-PI and in this reference time section, always not obtaining dispatching, with the CmCH-PI of this business data flow raise handle after, return again and continue execution in step S110.
Because on same DTCH, can support a plurality of CmCH-PI, therefore carrying out sequencing with regard to the business data flow (being the transmission block quantity TB NUM of the TF correspondence of DTCH selection) that needs every DTCH is upward transmitted according to business transmission real-time demand transmits, wherein MACC will finish the dynamic priority scheduling function that DTCH goes up the business data flow of each priority, will follow following regulation when therefore dispatching:
1) preferentially satisfies the transmission requirement of the higher business data flow of CmCH-PI;
2) can not allow the lower business data flow of CmCH-PI always must be less than scheduled transmission.
By the processing procedure of above-mentioned steps S100, just can be implemented in to follow and under above-mentioned two defined terms, finish the process that the business data flow with different priorities order on same DTCH is carried out the priority scheduling processing to step S120.
The mode of wherein finishing the CmCH-PI rising processing of the lower business data flow of CmCH-PI has two kinds, and is as follows respectively:
First kind please refer to Fig. 5, and this figure is that the present invention finishes the first execution mode process chart that business data flow CmCH-PI raises and handles; Its main implementation procedure is:
Step S121 sets in advance a CmCH-PI upgrading threshold values N; Wherein this CmCH-PI upgrading threshold values N can determine according to the different CmCH-PI numbers that have on the DTCH and the factors such as time delay attribute of Iub interface link;
Step 122, being respectively the every class business data flow that transmits on same DTCH, to dispose an initial condition be zero counter;
Step S123 at each constantly, judges whether business data flow is scheduled, if, execution in step S124; Otherwise execution in step S125;
Step S124 carries out zero clearing to the counter of this business data flow, then execution in step S126;
Step S125 adds 1 to the counter of this business data flow;
Whether step S126, the rolling counters forward numerical value of judging this business data flow greater than CmCH-PI upgrading threshold values N, if, execution in step S127; Otherwise return execution in step S123;
Step S127, CmCH-PI rising one-level with this business data flow, return then and continue to carry out above-mentioned steps S110, constantly promptly at each, according to the CmCH-PI order from high to low of all kinds of business data flows that transmit on same DTCH, the business data flow that priority scheduling CmCH-PI is high transmits.
As suppose to have on certain DTCH corresponding M the different business data flow of M CmCH-PI, and then need correspondence to set up M priority transmit queue, be respectively applied for the outgoing data stream of depositing different priorities.And each priority transmit queue safeguards that is used to add up the counter of number of times of not being scheduled, the data of then working as this transmit queue are scheduled once, and (implication that is scheduled is meant and can gives this transmit queue dispense flow rate, comprise the situation that this transmit queue does not have data to send out), the counter of this transmit queue is with regard to clear 0, and as long as the data of this transmit queue are not scheduled once, the counter of this transmit queue just adds 1.
If certain transmit queue is not dispatched inferior all the obtaining of N continuous, then (CmCH-PI that raises after handling is defined as actual CmCH-PI with its actual CmCH-PI rising one-level, the CmCH-PI that handles that raises is defined as original CmCH-PI, and MACC is that the actual CmCH-PI according to business data flow dispatches each business data flow).
MACC is when carrying out the processing of business datum flow priority dispatching, at first satisfying the highest business data flow of actual schedule priority at first is transmitted, it promptly at first is the business data flow allocation of transmission bandwidth of high priority, have only when transmission bandwidth has surplus, just continue to give the business data flow allocation of transmission bandwidth of low priority; It is 0 that such process is performed until TB number to be allocated.
Might be because above-mentioned processing procedure, the different business data flow of identical actual schedule priority can appear having, therefore business data flow is being carried out in the priority scheduling process, for the identical business data flow of CmCH-PI, the business data flow of wanting priority scheduling to handle without the CmCH-PI rising transmits, and scheduling is transmitted through the business data flow of CmCH-PI rising processing again.
According to above process, enumerate two specific embodiments below respectively:
Embodiment 1, suppose to have on the same DTCH business data flow of two types, its CmCH-PI is respectively 5 and 4, if certain moment MACC can distribute to the transmission that total transmission bandwidth of these two business data flows is supported 8 TB, and these two business data flows have 6 and 7 to wait to send out a TB respectively, support the transmission of 6 and 2 TB respectively then for the transmission bandwidth of these two business datum flow distribution.
Embodiment 2, suppose to have on the same DTCH business data flow of two types, and its CmCH-PI is respectively 5 and 4, below enumerated the actual quantity forwarded of waiting to send out TB behind TB quantity and the priority scheduling in 6 moment in the form respectively.Because it is higher that CmCH-PI is 5 business datum flow priority, so, all be preferentially to give its allocation of transmission bandwidth in preceding 4 moment.But in order not allow the CmCH-PI be that 1 business data flow can not get transmission for a long time, when 4 priority schedulings constantly, temporary transient improve the CmCH-PI that CmCH-PI is 4 business data flow, making it actual CmCH-PI is 5, when 5 priority schedulings constantly, again and then improve the CmCH-PI that CmCH-PI is 4 business data flow, making it actual CmCH-PI is 6, at this moment MACC will preferentially be 4 business data flow allocation of transmission bandwidth to original CmCH-PI, makes it preferentially obtain transmission.Arrived constantly 6, reverted to 4 again because original CmCH-PI is the CmCH-PI of 4 business data flow, so MACC still is 5 business data flow priority scheduling transmission to CmCH-PI.
CmCH-PI (5) waits to send out TB quantity CmCH-PI (4) waits to send out TB quantity The actual priority of CmCH-PI (5) The actual priority of CmCH-PI (4) CmCH-PI (5) sends TB quantity CmCH-PI (4) sends TB quantity
The moment 1 6 7 5 4 6 0
The moment 2 6 7 5 4 6 0
The moment 3 6 7 5 4 6 0
The moment 4 6 7 5 5 6 0
The moment 5 6 7 5 6 0 6
The moment 6 6 7 5 4 6 0
Second kind please refer to Fig. 6, and this figure is that the present invention finishes the second execution mode process chart that business data flow CmCH-PI raises and handles; Its main implementation procedure is:
Step S131, set in advance not invoked time period of business data flow threshold values T, wherein not invoked time period of this business data flow threshold values T can determine according to the different CmCH-PI numbers that have on the DTCH and the factors such as time delay attribute of Iub interface link;
Step S132, being respectively the different kinds of business data flow of transmitting on same DTCH, to dispose an initial condition be zero timer;
Step S133 at each constantly, judges whether business data flow is scheduled, if, execution in step S134; Otherwise execution in step S135;
Step S134 carries out zero clearing to the timer of this business data flow, then execution in step S136;
Step S135 adds 1 to the timer of this business data flow;
Whether step S136, the timer timing numerical value of judging this business data flow greater than not invoked time period of business data flow threshold values T, if, execution in step S137; Otherwise return execution in step S133;
Step S137, CmCH-PI rising one-level with this business data flow, return then and continue to carry out above-mentioned steps S110, constantly promptly at each, according to the CmCH-PI order from high to low of all kinds of business data flows that transmit on same DTCH, the business data flow that priority scheduling CmCH-PI is high transmits.
As can at first setting a time period threshold values T who is not scheduled continuously, and make each transmit queue safeguard a time period T1 who is not scheduled (finish get final product by timer);
Then, all transmit queues can be divided into two classes: the 1st class is the formation that those time period T1 that are not scheduled are no more than the time period threshold values T that is not scheduled, and the 2nd class is the formation that those time period T1 that are not scheduled surpass the time period threshold values T that is not scheduled;
When dispatching the transmit queue of corresponding each logic channel at every turn, at first dispatch the 2nd class transmit queue, and then dispatch the 1st class transmit queue, it promptly at first is the data traffic allocation of transmission bandwidth that the 2nd class transmit queue will send, only when the 2nd class transmit queue does not have data traffic to send, just send the data of the 1st class transmit queue.Simultaneously the dispatching sequence in every class transmit queue is still carried out according to the CmCH-PI height order of each business data flow in the individual queue, promptly at first satisfy the transmission demand of the business data flow that CmCH-PI is high in this class transmit queue, only the business data flow that CmCH-PI is high in this class transmit queue all sends when finishing, and just sends the low business data flow of CmCH-PI in this class transmit queue.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.

Claims (5)

1. a channel priority scheduling implementation method is used to be mapped to the priority scheduling processing between the different forward access channels on the same Secondary Common Control Physical Channel, comprises step:
Be respectively the different common signal channel priority indication of different forward access channel configurations that is mapped on the same Secondary Common Control Physical Channel;
At each constantly, according to the common signal channel priority indication that is mapped to each bar forward access channel on same Secondary Common Control Physical Channel order from high to low, dispatch every forward access channel successively and choose and satisfy this moment self and need transmit the transformat of transmission block requirement; And
Each bar forward access channel transmits the transmission block that self need transmit according to the transformat of choosing.
2. channel priority scheduling implementation method as claimed in claim 1 is characterized in that, also comprises step before every forward access channel of scheduling is chosen transformat:
The paging channel that scheduling and each bar forward access channel are mapped to same Secondary Common Control Physical Channel is chosen and is satisfied this moment self and need transmit the transformat that transmission block requires;
Described paging channel transmits the transmission block that self need transmit according to the transformat of choosing.
3. channel priority scheduling implementation method as claimed in claim 1 or 2 is characterized in that the step that each bar forward access channel transmits transmission block specifically comprises:
Be respectively the different common signal channel priority indication of Different Logic channel configuration that is mapped on the same forward access channel;
At each constantly, according to the common signal channel priority indication order from high to low that is mapped to each bar logic channel on the same forward access channel, dispatch each logic channel successively and transmit transmission block.
4. channel priority scheduling implementation method as claimed in claim 3, it is characterized in that the described Different Logic channel that is mapped on the same forward access channel comprises CTCH Common Traffic Channel, Broadcast Control Channel, Common Control Channel, Dedicated Control Channel and Dedicated Traffic Channel.
5. channel priority scheduling implementation method as claimed in claim 4 is characterized in that,
Described common signal channel priority indication for the CTCH Common Traffic Channel configuration is higher than the common signal channel priority indication for the Broadcast Control Channel configuration; And
Indicate the common signal channel priority indication that is higher than for the Common Control Channel configuration for the common signal channel priority of Broadcast Control Channel configuration; And
Indicate the common signal channel priority indication that is higher than for the Dedicated Control Channel configuration for the common signal channel priority of Common Control Channel configuration; And
Indicate the common signal channel priority indication that is higher than for the Dedicated Traffic Channel configuration for the common signal channel priority of Dedicated Control Channel configuration.
CNB2005100718963A 2005-05-26 2005-05-26 Channel priority dispatching and service priovity dispatching implementing method Expired - Fee Related CN100461943C (en)

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