CN101123745A - Method for configuring and updating resorting buffer size of non confirmed mode - Google Patents
Method for configuring and updating resorting buffer size of non confirmed mode Download PDFInfo
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Abstract
The invention discloses a method for configuration and updating of non-recognized mode reordering cache size. The invention is invented aiming at the problem that if a signaling data and a business data of a non-recognized mode in the prior art are sent out incorrectly, the use of high-speed downlink packet access characteristics can be affected. The report method of the invention comprises: the invention takes out a value from an nonempty smallest effective basic set, which is acknowledged tacitly by non-recognized mode high speed media access control layer reordering cache size parameter, for a wireless network controller and provides the value to a node B to establish a wireless link; after the terminal establishment uses the connection of high speed downlink packet access characteristics successfully, the signaling which carries the parameter of total cache size of a recognized mode wireless link control layer and a high speed media access control layer is returned, and the wireless network controller calculates adaptable non-recognized mode high speed media access control layer reordering cache size parameter and configures to the node B. The invention can realize that signaling data and business data can be sent out by using non-recognized mode of high speed downlink packet access characteristics correctly.
Description
Technical field
The present invention relates to wireless communication system high speed media access control layer, particularly the config update Unacknowledged Mode high speed medium access control layer (MAC-HS) method of cache size (MAC-hs Reordering Buffer Size for UM) that reorders.
Background technology
Total RLC AM and MAC-hs buffer size (total cache size of affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS)) parameter, reorder total cache size of buffer memory of RLC AM (affirmation mode wireless chain control layer) the transmitting-receiving buffer memory of terminal and MAC-hs (high speed medium access control layer (MAC-HS)) has been described, reorder maximum total cache size of entity of all RLC AM entities of terminal support just and all MAC-hs.This total buffer memory is dynamically shared multiplexing by RLC AM entity and the MAC-hs entity that reorders.For example, when not using MAC-hs to reorder entity, this total buffer memory will all take use by RLC AM entity.
MAC-hs (high speed medium access control layer (MAC-HS)) buffer memory that reorders is divided into two types:
A kind of MAC-hs of being Reordering Buffer for UM (Unacknowledged Mode high speed medium access control layer (MAC-HS) reorder buffer memory) just uses the signaling data of Unacknowledged Mode of high-speed descending grouping access characteristic and the buffer memory that reorders of business datum.MAC-hs Reordering Buffer Size for UM (Unacknowledged Mode high speed medium access control layer (MAC-HS) reorder cache size) is used to indicate the cache size of the buffer memory that reorders of the signaling data of this Unacknowledged Mode that uses high-speed descending grouping access characteristic and business datum;
Another kind is MAC-hs Reordering Buffer for AM (an affirmation mode high speed medium access control layer (MAC-HS) reorder buffer memory), just uses the signaling data of affirmation pattern of high-speed descending grouping access characteristic and the buffer memory that reorders of business datum.MAC-hs Reordering Buffer Size for AM (affirmation mode high speed medium access control layer (MAC-HS) reorder cache size) is used to indicate the cache size of the buffer memory that reorders of the signaling data of this affirmation pattern of using high-speed descending grouping access characteristic and business datum.
In the existing protocol, the effective value of Total RLC AM and MAC-hs buffer size is at { 10kBytes (kilobytes), 50kBytes, 100kBytes, 150kBytes, 200kBytes, 300kBytes, 400kBytes, 500kBytes, 750kBytes is in the 1000kBytes} range of convergence.
In the existing protocol, the effective value of MAC-hs Reordering Buffer Size for UM is at { 0kBytes, 1kBytes, 2kBytes ... 300kBytes, ... in the range of convergence,,, be step-length just with 1kBytes to 300kBytes from 0kBytes, the range of convergence that increases progressively one by one, and the permission continuation is that step-length extends to more than the 300kBytes with 1kBytes.
In the existing protocol, the part scene, insert scene as initial Radio Resource control, when radio network controller configuration node B uses MAC-hs Reordering Buffer Size for UM, and do not know Total RLC AM and MAC-hs buffersize, agreement is the processing method of clear and definite this moment also.In case configuration MAC-hs Reordering Buffer Size for UM parameter error, to cause using the signaling data and the business datum of the Unacknowledged Mode of high-speed descending grouping access characteristic to send mistake so, influence the use of high-speed descending grouping access characteristic.
Summary of the invention
For defective and the deficiency that overcomes prior art, the object of the present invention is to provide the reorder method of cache size of a kind of config update Unacknowledged Mode, the Unacknowledged Mode of use high-speed descending grouping access characteristic that can be correct sends signaling data and business datum.
In order to achieve the above object, the reorder method of cache size of a kind of config update Unacknowledged Mode of the present invention may further comprise the steps:
(1) radio network controller is set the reorder minimum effectively basic set of non-NULL of cache size parameter acquiescence of a Unacknowledged Mode high speed medium access control layer (MAC-HS);
(2) terminal sends to radio network controller Radio Resource control connection and sets up demand signalling;
Wherein, comprise the label information that can use high-speed descending grouping access characteristic in this signaling and the total cache size parameter that does not have affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS);
(3) high-speed descending grouping access characteristic was used in decision after radio network controller was received this signaling, from this Unacknowledged Mode high speed medium access control layer (MAC-HS) reorders the minimum effectively basic set of non-NULL of cache size parameter acquiescence, take out a value and offer Node B and set up Radio Link, and the notice terminal is set up the connection of using the high speed downlink packet access features;
(4) after terminal is set up the successful connection of using the high speed downlink packet access features, return the Radio Resource control connection foundation of the total cache size parameter that carries affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS) and finish signaling to radio network controller;
(5) after radio network controller is received total cache size parameter of this affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS), calculate the suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size parameter that reorders;
(6) radio network controller judges that this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) reorders the cache size parameter whether with to be configured Unacknowledged Mode high speed medium access control layer (MAC-HS) to the Node B cache size parameter that reorders consistent, if judged result is for being then step end; If judged result then enters step (7) for not;
(7) radio network controller command node B uses reconfiguring of high-speed descending grouping access characteristic.
As a further improvement on the present invention, described step (3) is specially:
(31) high-speed descending grouping access characteristic was used in decision after radio network controller was received this signaling, from this Unacknowledged Mode high speed medium access control layer (MAC-HS) reorders the minimum effectively basic set of non-NULL of cache size parameter acquiescence, take out a value and add Radio Link to and set up in the signaling, and this Radio Link is set up signaling send to Node B;
(32) after Node B is set up signaling and set up the success of high speed descending sharing channel resource according to the Radio Link received, set up response signaling with Radio Link and feed back to radio network controller;
(33) after radio network controller is received this response signaling, send the Radio Resource control connection and set up the connection that the signaling terminal is set up use high speed downlink packet access features.
As a further improvement on the present invention, also comprise between described step (4) and the step (5):
(A) between terminal and the Node B in the connection of setting up successful use high-speed descending grouping access characteristic, carry out data and send according to the Unacknowledged Mode high speed medium access control layer (MAC-HS) of the configuration cache size that reorders.
As a further improvement on the present invention, calculating the reorder method of cache size parameter of suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) in the described step (5) is:
Radio network controller is according to total cache size parameter of affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS), calculates the Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size parameter that reorders.
As a further improvement on the present invention, calculating the reorder method of cache size parameter of suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) in the described step (5) is specially:
Residual value that will obtain after will calculating by formula E-A-B-C and 1024 bytes are relatively, if this residual value is less than or equal to 1024 bytes, then this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size that reorders is 1024 bytes, if this residual value is greater than 1024 bytes, this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) multiple value of 1024 bytes that cache size rounds with 1024 byte step-lengths downwards for this residual value that reorders then;
Wherein, described A is the summation of the affirmation pattern signaling data largest buffered value of the current all categories that does not use high-speed descending grouping access characteristic; Described B is the summation of the affirmation mode business data largest buffered value of the current all categories that does not use high-speed descending grouping access characteristic; Described C is the affirmation mode high speed medium access control layer (MAC-HS) cache size that reorders; Described E is total cache size of affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS).
As a further improvement on the present invention, calculating the reorder method of cache size parameter of suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) in the described step (5) is specially:
Radio network controller is preset M=N * K%, and the size of M and 1024 bytes relatively, if M is less than or equal to 1024 bytes, then this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size that reorders is 1024 bytes; If M is greater than 1024 bytes, this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) multiple value of 1024 bytes that cache size rounds with 1024 byte step-lengths downwards for this M value that reorders then;
Wherein, described N is total cache size of affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS), described M is the default Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size that reorders, described K% for default greater than zero less than one constant.
As a further improvement on the present invention, described step (7) is specially:
(71A) radio network controller is initiated the reprovision process, sends to carry this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) and reorder the wireless link reconfigured demand signalling of cache size parameter to Node B;
(72A) Node B is received this wireless link reconfigured request, use the reprovision of high-speed descending grouping access characteristic after, send wireless link reconfigured response to radio network controller.
As a further improvement on the present invention, described step (7) is specially:
(71B) radio network controller is initiated the reprovision process, sends to carry this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) and reorder the wireless link reconfigured preparation signaling of cache size parameter to Node B;
(72B) Node B is received this wireless link reconfigured preparation, uses the reprovision of high-speed descending grouping access characteristic to prepare, and sends wireless link reconfigured ready to radio network controller;
(73B) radio network controller sends the time that wireless link reconfigured submission signaling Node B comes into force and newly disposes;
(74B) Node B was finished and is used reconfiguring of high-speed descending grouping access characteristic according to the time of this new configuration that comes into force.
As a further improvement on the present invention, described radio network controller initiation reprovision process comprises: initiation reprovision process and passive initiation reprovision process initiatively.
As a further improvement on the present invention, also comprise after the described step (7):
(8) between terminal and the Node B in the connection of setting up successful use high-speed descending grouping access characteristic, carry out data and send according to the suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) that the reconfigures cache size that reorders.
As a further improvement on the present invention, setting the reorder minimum effectively method of basic set of non-NULL of cache size parameter acquiescence of a Unacknowledged Mode high speed medium access control layer (MAC-HS) in the described step (1) is:
(11) the reorder minimum effectively value of non-zero of cache size definition of Unacknowledged Mode high speed medium access control layer (MAC-HS) is a minimum value in the radio network controller enchashment protocols having, and to deduct 1024 bytes be maximum to the minimum effectively value of the non-zero of total cache size definition of affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS) in the enchashment protocols having;
(12) whether radio network controller judges this maximum greater than minimum value, if judged result then enters step (13) for being, if judged result then enters step (14) for not;
(13) be step-length with 1024 bytes, be incremented to maximum, form one and be incremented to the set of peaked limited number one by one, enter step (2) from minimum value from minimum value value successively;
(14) the reorder minimum effectively value of non-zero of cache size definition of Unacknowledged Mode high speed medium access control layer (MAC-HS) is the unique effective value in the set in the enchashment protocols having, forms number one by one and be 1 set, enters step (2).
After adopting above-mentioned method, by the phase I of radio network controller at unknown Total RLC AMand MAC-hs buffer size, determine the minimum effectively basic set of the non-NULL of a MAC-hs Reordering Buffer Size for UM parameter acquiescence, radio network controller selects one to come this MAC-hs Reordering BufferSize for UM parameter of configuration node B in this set; And in the second stage of known Total RLC AM and MAC-hs buffer size, radio network controller is according to Total RLC AM and MAC-hs buffer size and current signaling data and business datum configuring condition calculating MAC-hs Reordering Buffer Size for UM parameter value, initiatively initiate or the synchronous or asynchronous reprovision process of passive initiation, this MAC-hs Reordering Buffer Size for UM calculation of parameter value is disposed to Node B, can realize that the Unacknowledged Mode of correct use high-speed descending grouping access characteristic sends signaling data and business datum.
Description of drawings
Fig. 1 is the particular flow sheet that the present invention adopts method of synchronization reprovision;
Fig. 2 is the particular flow sheet that the present invention adopts the asynchronous system reprovision.
Embodiment
Step of the present invention is: radio network controller is set the reorder minimum effectively basic set of non-NULL of cache size parameter acquiescence of a Unacknowledged Mode high speed medium access control layer (MAC-HS); Terminal sends to radio network controller Radio Resource control connection and sets up demand signalling; Comprise the label information that can use high-speed descending grouping access characteristic in this signaling and the total cache size parameter information that does not have affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS); High-speed descending grouping access characteristic was used in decision after radio network controller was received this signaling, from this Unacknowledged Mode high speed medium access control layer (MAC-HS) reorders the minimum effectively basic set of non-NULL of cache size parameter acquiescence, take out a value and offer Node B and set up Radio Link, and the notice terminal is set up the connection of using the high speed downlink packet access features; After terminal is set up the successful connection of using the high speed downlink packet access features, return the Radio Resource control connection foundation of the total cache size parameter that carries affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS) and finish signaling to radio network controller; After radio network controller is received total cache size parameter of this affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS), calculate the suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size parameter that reorders; When this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size parameter that reorders reorders the cache size parameter when inconsistent with being configured Unacknowledged Mode high speed medium access control layer (MAC-HS) to node R, radio network controller command node B uses reconfiguring of high-speed descending grouping access characteristic.
Wherein, a kind of method that suitable MAC-hs Reordering Buffer Size for UM parameter is tried to achieve in calculating is a radio network controller with the Total RLC AM and MAC-hs buffer size parameter information of this terminal is foundation, take all factors into consideration current signaling data configuration and current business datum configuration, calculate MAC-hs Reordering Buffer Size forUM parameter size; Its concrete computational methods are as follows:
(1) summation of the affirmation pattern signaling data largest buffered value of the current all categories that does not use high-speed descending grouping access characteristic is designated as A.RLC (wireless chain control layer) window value that each class affirmation mode signaling data largest buffered value equals the configuration of such affirmation mode signaling data multiply by the value of taking advantage of of the RLC packet length of such affirmation mode signaling data configuration.
(2) summation of the affirmation mode business data largest buffered value of the current all categories that does not use high-speed descending grouping access characteristic is designated as B.RLC (wireless chain control layer) window value that each class affirmation mode business datum largest buffered value equals the configuration of such affirmation mode business datum multiply by the value of taking advantage of of the RLC packet length of such affirmation mode business datum configuration.
(3) MAC-hs Reordering Buffer Size for AM is designated as C.It is 70% of Total RLC AM and MAC-hsbuffer size.
(4) summation of A+B+C is designated as D.
(5) Total RLC AM and MAC-hs buffer size is designated as E.
(comprise that this residual value is the situation of negative) when (6) residual value after E deducts D is less than or equal to 1024Bytes (byte), then suitable MAC-hs Reordering Buffer Size for UM value is 1024Bytes; Residual value after E deducts D is during greater than 1024Bytes, the 1024Bytes multiple value that then suitable MAC-hs Reordering Buffer Size for UM value rounds with the 1024Bytes step-length downwards for this residual value.
Another method that suitable MAC-hs Reordering Buffer Size for UM parameter is tried to achieve in calculating is a radio network controller with the Total RLC AM and MAC-hs buffer size parameter information of this terminal is foundation, and the buffer memory of choosing the certain proportion size according to experience is used as suitable MAC-hs Reordering Buffer Size for UM parameter size; Its concrete computational methods are as follows:
(11) according to experience, the buffer memory of K% scale of setting the Total RLC AM and MAC-hs buffer size of this terminal is used as MAC-hs Reordering Buffer Size for UM parameter size.K is greater than 0 and less than 100.
(12) Total RLC AM and MAC-hs buffer size*K%, this value of taking advantage of is designated as M
(13) if when M is less than or equal to 1024Bytes (byte), then suitable MAC-hs Reordering BufferSize for UM value is 1024Bytes; If M is during greater than 1024Bytes, then suitable MAC-hs ReorderingBuffer Size for UM value is the 1024Bytes multiple value that the M value rounds with the 1024Bytes step-length downwards.
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail.
As shown in Figure 1, provide a kind of method for designing of two stages configuration MAC-hs Reordering Buffer Size for UM parameter, adopted method of synchronization reprovision in second stage, concrete flow process is:
(100) the minimum effectively basic set of the non-NULL of a MAC-hs Reordering Buffer Size for UM parameter acquiescence of setting:
In this set, the minimum effectively value 1kBytes of the non-zero of MAC-hs Reordering Buffer Size for UM definition in the minimum value enchashment protocols having.
In this set, the effective value 10kBytes of non-zero minimum of Total RLC AM and MAC-hs buffer size definition in the maximum enchashment protocols having deducts the value behind the 1kBytes, that is to say 9kBytes.
With 1kBytes is step-length, and the number that is incremented to 9kBytes one by one from 1kBytes is 9 set
The minimum effectively basic set of the non-NULL of this MAC-hs Reordering Buffer Size for UM parameter acquiescence that is to say { 1kBytes, 2kBytes, 3kBytes, 4kBytes, 5kBytes, 6kBytes, 7kBytes, 8kBytes, the concrete such set of 9kBytes}.
(110) terminal sends " the Radio Resource control connection is set up request " signaling and gives radio network controller.In this signaling, keep the existing protocol design, the information of high-speed descending grouping access characteristic aspect has only the label information of " can use high-speed descending grouping access characteristic ", no Total RLC AM and MAC-hs buffer size information.
(120) make a strategic decision this terminal of radio network controller is used high-speed descending grouping access characteristic, and radio network controller sends " Radio Link foundations " signaling to Node B, notifies it to set up the high speed descending sharing channel resource.In this signaling, comprise MAC-hsReordering Buffer Size for UM parameter, a value in the minimum effectively basic set of the non-NULL of radio network controller use MAC-hs Reordering Buffer SizeforUM parameter acquiescence, choose 2kBytes, dispose this parameter, offer Node B and use.
(130) after Node B is set up the success of high speed descending sharing channel resource, feed back to radio network controller with " Radio Link is set up response " signaling.
(140) radio network controller uses the connection of high-speed descending grouping access characteristic to set up with " foundation of Radio Resource control connection " signaling terminal subsequently.
(150) terminal uses the connection of high-speed descending grouping access characteristic to set up according to the indication of radio network controller.After setting up successfully, return " the Radio Resource control connection is set up and finished " signaling and give radio network controller.According to existing protocol, in this signaling, terminal is submitted self all terminal ability information to, comprises that the Total RLC AM and MAC-hs buffersize information of terminal reality is 750*1024Bytes, gives radio network controller.
(160) Node B limits cache size according to configuration MAC-hs Reordering Buffer Size for UM value, carries out data and sends.
(170) radio network controller is preserved the Total RLC AM and MAC-hs buffer size parameter information of this terminal, and on this basis, take all factors into consideration current signaling data configuration and current business datum configuration, calculate MAC-hsReordering Buffer Size for UM parameter size.Specific as follows:
(a) summation of the affirmation pattern signaling data largest buffered value of the current all categories that does not use high-speed descending grouping access characteristic is 0, because current all data are all used high-speed descending grouping access characteristic;
(b) summation of the affirmation mode business data largest buffered value of the current all categories that does not use high-speed descending grouping access characteristic is 0, because current all data are all used high-speed descending grouping access characteristic;
(c) Total RLC AM and MAC-hs buffer size is 750*1024Bytes, MAC-hs ReorderingBuffer Size for 70%*750*1024Bytes that AM thinks;
(d) MAC-hs Reordering Buffer Size for UM is calculated as 225*1024Bytes, because residual value just in time is the multiple of 1024Bytes, so need not to round.
Not of uniform size the causing of MAC-hs Reordering Buffer Size for UM parameter of Node B given in this value and preceding once configuration.
(180) radio network controller is initiatively initiated the reprovision process immediately, send " wireless link reconfigured preparation " signaling and give Node B, give Node B by this signaling reprovision calculating current suitable MAC-hs Reordering Buffer Size for UM parameter size.
(190) Node B is used the reprovision of high-speed descending grouping access characteristic according to the indication of radio network controller, prepares to limit with this new current suitable MAC-hs Reordering Buffer Size for UM parameter size the resource of use.Node B is replied radio network controller with " wireless link reconfigured ready " signaling.
(200) radio network controller specifically comes into force time of this new configuration with " wireless link reconfigured submission " signaling Node B, and the reprovision process finishes.Time arrives, then Node B this new configuration that comes into force.
(210) Node B limits the resource of use according to this new current suitable MAC-hs Reorderi ng Buffer Size for UM parameter size, carries out data and sends.
As shown in Figure 2, provide a kind of method for designing of two stages configuration MAC-hs Reordering Buffer Size for UM parameter, adopted the asynchronous system reprovision in second stage, idiographic flow is:
(300) the minimum effectively basic set of the non-NULL of a MAC-hs Reordering Buffer Size for UM parameter acquiescence of setting:
In this set, the minimum effectively value 1kBytes of the non-zero of MAC-hs Reordering Buffer Size for UM definition in the minimum value enchashment protocols having.
In this set, the effective value 10kBytes of non-zero minimum of Total RLC AM and MAC-hs buffer size definition in the maximum enchashment protocols having deducts the value behind the 1kBytes, that is to say 9kBytes.
With 1kBytes is step-length, and the number that is incremented to 9kBytes one by one from 1kBytes is 9 set
The minimum effectively basic set of the non-NULL of this MAC-hs Reordering Buffer Size for UM parameter acquiescence that is to say { 1kBytes, 2kBytes, 3kBytes, 4kBytes, 5kBytes, 6kBytes, 7kBytes, 8kBytes, the concrete such set of 9kBytes}.
(310) terminal sends " the Radio Resource control connection is set up request " signaling and gives radio network controller.In this signaling, keep the existing protocol design, the information of high-speed descending grouping access characteristic aspect has only the label information of " can use high-speed descending grouping access characteristic ", no Total RLC AM and MAC-hs buffer size information.
(320) make a strategic decision this terminal of radio network controller is used high-speed descending grouping access characteristic, and radio network controller sends " Radio Link foundations " signaling to Node B, notifies it to set up the high speed descending sharing channel resource.In this signaling, comprise MAC-hsReordering Buffer Size for UM parameter, a value in the minimum effectively basic set of the non-NULL of radio network controller use MAC-hs Reordering Buffer Sizefor UM parameter acquiescence, choose 2kBytes, dispose this parameter, offer Node B and use.
(330) after Node B is set up the success of high speed descending sharing channel resource, feed back to radio network controller with " Radio Link is set up response " signaling.
(340) radio network controller uses the connection of high-speed descending grouping access characteristic to set up with " foundation of Radio Resource control connection " signaling terminal subsequently.
(350) terminal uses the connection of high-speed descending grouping access characteristic to set up according to the indication of radio network controller.After setting up successfully, return " the Radio Resource control connection is set up and finished " signaling and give radio network controller.According to existing protocol, in this signaling, terminal is submitted self all terminal ability information to, comprises the Total RLC AM and MAC-hs buffersize information of terminal reality, gives radio network controller.
(360) Node B limits cache size according to configuration MAC-hs Reordering Buffer Size for UM value, carries out data and sends.
(370) radio network controller is preserved the Total RLC AM and MAC-hs buffer size parameter information of this terminal, and on this basis, take all factors into consideration current signaling data configuration and current business datum configuration, calculate MAC-hsReordering Buffer Size for UM parameter size.Specific as follows:
(A) summation of the affirmation pattern signaling data largest buffered value of the current all categories that does not use high-speed descending grouping access characteristic is 0, because current all data are all used high-speed descending grouping access characteristic;
(B) summation of the affirmation mode business data largest buffered value of the current all categories that does not use high-speed descending grouping access characteristic is 0, because current all data are all used high-speed descending grouping access characteristic;
(C) Total RLC AM and MAC-hs buffer size is 750*1024Bytes, MAC-hs ReorderingBuffer Size for 70%*750*1024Bytes that AM thinks;
(D) MAC-hs Reordering Buffer Size for UM is calculated as 225*1024Bytes, because residual value just in time is the multiple of 1024Bytes, so need not to round.
Not of uniform size the causing of MAC-hs Reordering Buffer Size for UM parameter of Node B given in this value and preceding once configuration.
(380) radio network controller is initiatively initiated the reprovision process immediately, sends " wireless link reconfigured request " signaling and gives Node B, gives Node B with this current suitable MAC-hs Reordering Buffer Size for UM parameter size by this signaling reprovision.
(390) Node B is used the reprovision of high-speed descending grouping access characteristic according to the indication of radio network controller, limits the resource of use with this suitable MAC-hs Reordering Buffer Size for UM parameter size.Node B is replied radio network controller with " wireless link reconfigured response " signaling, this new configuration that comes into force, and the reprovision process finishes.
(400) Node B is carried out data and is sent according to the resource that this current suitable MAC-hs Reordering Buffer Size for UM parameter size limits.
Wherein, the method that calculates suitable MAC-hs Reordering Buffer Size for UM parameter size among above-mentioned two embodiment is not only limited to described a kind of.
Above-mentioned synchronous reprovision and asynchronous reprovision can adopt initiatively or passive reprovision mode, radio network controller can be after knowing the Total RLC AM and MAC-hs buffer size parameter of terminal reality initiatively initiation reprovision process immediately.Radio network controller also can be by the foundation of signaling data configuration modification or business datum or the modification (if any) of business datum configuration, the Node B configuration parameter of perhaps any triggering reprovision process is adjusted, passive initiation reprovision process, because these situations itself will trigger a reprovision process, radio network controller can be used this process and give Node B with MAC-hsReordering Buffer Size for UM parameter (using this new current desired value that calculates) reprovision simultaneously.
Adopt above-mentioned method, dispose this parameter by dividing two stages, thereby have following tangible technique effect:
(I) remedy the agreement defective.In the existing protocol, the part scene, insert scene as initial Radio Resource control, when radio network controller configuration node B uses MAC-hs Reordering Buffer Size for UM, and do not know Total RLC AMand MAC-hs buffer size, agreement is the processing method of clear and definite this moment also.In case configuration MAC-hs Reordering BufferSize for UM parameter error will cause using the signaling data and the business datum of the Unacknowledged Mode of high-speed descending grouping access characteristic to send mistake so, influence the use of high-speed descending grouping access characteristic.The inventive method has then solved this problem.
(II) in this method for designing, the ingenious phase I data traffic volume of utilizing is very little, the signaling data that Unacknowledged Mode is only arranged, use and to select a value to be used as the actual value of MAC-hs Reordering Buffer Size for UM parameter when using in the minimum effectively basic set of the non-NULL of setting a MAC-hs Reordering Buffer Size for UM parameter acquiescence in advance to dispose in the phase I, because any one value all enough satisfies the requirement of the data transmission use of phase I in this set, so but simple and high-efficient is finished the parameter configuration process.
(III) this method for designing has been kept the traditional mentality of designing of agreement, has kept signaling message structural design and signaling message processing on each interface in the existing protocol, and signaling message structure and the signaling message that need not change on any interface are handled.There is not compatible problem, the cost minimum of change.
Claims (11)
1. the config update Unacknowledged Mode method of cache size that reorders is characterized in that, may further comprise the steps:
(1) radio network controller is set the reorder minimum effectively basic set of non-NULL of cache size parameter acquiescence of a Unacknowledged Mode high speed medium access control layer (MAC-HS);
(2) terminal sends to radio network controller Radio Resource control connection and sets up demand signalling;
Wherein, comprise the label information that can use high-speed descending grouping access characteristic in this signaling and the total cache size parameter that does not have affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS);
(3) high-speed descending grouping access characteristic was used in decision after radio network controller was received this signaling, from this Unacknowledged Mode high speed medium access control layer (MAC-HS) reorders the minimum effectively basic set of non-NULL of cache size parameter acquiescence, take out a value and offer Node B and set up Radio Link, and the notice terminal is set up the connection of using the high speed downlink packet access features;
(4) after terminal is set up the successful connection of using the high speed downlink packet access features, return the Radio Resource control connection foundation of the total cache size parameter that carries affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS) and finish signaling to radio network controller;
(5) after radio network controller is received total cache size parameter of this affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS), calculate the suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size parameter that reorders;
(6) radio network controller judges that this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) reorders the cache size parameter whether with to be configured Unacknowledged Mode high speed medium access control layer (MAC-HS) to the Node B cache size parameter that reorders consistent, if judged result is for being then step end; If judged result then enters step (7) for not;
(7) radio network controller command node B uses reconfiguring of high-speed descending grouping access characteristic.
2. according to the reorder method of cache size of the described config update Unacknowledged Mode of claim 1, it is characterized in that described step (3) is specially:
(31) high-speed descending grouping access characteristic was used in decision after radio network controller was received this signaling, from this Unacknowledged Mode high speed medium access control layer (MAC-HS) reorders the minimum effectively basic set of non-NULL of cache size parameter acquiescence, take out a value and add Radio Link to and set up in the signaling, and this Radio Link is set up signaling send to Node B;
(32) after Node B is set up signaling and set up the success of high speed descending sharing channel resource according to the Radio Link received, set up response signaling with Radio Link and feed back to radio network controller;
(33) after radio network controller is received this response signaling, send the Radio Resource control connection and set up the connection that the signaling terminal is set up use high speed downlink packet access features.
3. according to the reorder method of cache size of the described config update Unacknowledged Mode of claim 1, it is characterized in that, also comprise between described step (4) and the step (5):
(A) between terminal and the Node B in the connection of setting up successful use high-speed descending grouping access characteristic, carry out data and send according to the Unacknowledged Mode high speed medium access control layer (MAC-HS) of the configuration cache size that reorders.
4. according to the reorder method of cache size of the described config update Unacknowledged Mode of claim 1, it is characterized in that, calculate the reorder method of cache size parameter of suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) in the described step (5) and be:
Radio network controller is according to total cache size parameter of affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS), calculates the Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size parameter that reorders.
5. according to the reorder method of cache size of claim 1 or 4 described config update Unacknowledged Modes, it is characterized in that, calculate the reorder method of cache size parameter of suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) in the described step (5) and be specially:
Residual value that will obtain after will calculating by formula E-A-B-C and 1024 bytes are relatively, if this residual value is less than or equal to 1024 bytes, then this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size that reorders is 1024 bytes, if this residual value is greater than 1024 bytes, this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) multiple value of 1024 bytes that cache size rounds with 1024 byte the youthful and the elderlys downwards for this residual value that reorders then;
Wherein, described A is the summation of the affirmation pattern signaling data largest buffered value of the current all categories that does not use high-speed descending grouping access characteristic; Described B is the summation of the affirmation mode business data largest buffered value of the current all categories that does not use high-speed descending grouping access characteristic; Described C is the affirmation mode high speed medium access control layer (MAC-HS) cache size that reorders; Described E is total cache size of affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS).
6. according to the reorder method of cache size of the described config update Unacknowledged Mode of claim 1, it is characterized in that, calculate the reorder method of cache size parameter of suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) in the described step (5) and be specially:
Radio network controller is preset M=N * K%, and the size of M and 1024 bytes relatively, if M is less than or equal to 1024 bytes, then this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size that reorders is 1024 bytes; If M is greater than 1024 bytes, this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) multiple value of 1024 bytes that cache size rounds with 1024 byte step-lengths downwards for this M value that reorders then;
Wherein, described N is total cache size of affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS), described M is the default Unacknowledged Mode high speed medium access control layer (MAC-HS) cache size that reorders, described K% for default greater than zero less than one constant.
7. according to the reorder method of cache size of the described config update Unacknowledged Mode of claim 1, it is characterized in that described step (7) is specially:
(71A) radio network controller is initiated the reprovision process, sends to carry this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) and reorder the wireless link reconfigured demand signalling of cache size parameter to Node B;
(72A) Node B is received this wireless link reconfigured request, use the reprovision of high-speed descending grouping access characteristic after, send wireless link reconfigured response to radio network controller.
8. according to the reorder method of cache size of the described config update Unacknowledged Mode of claim 1, it is characterized in that described step (7) is specially:
(71B) radio network controller is initiated the reprovision process, sends to carry this suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) and reorder the wireless link reconfigured preparation signaling of cache size parameter to Node B;
(72B) Node B is received this wireless link reconfigured preparation, uses the reprovision of high-speed descending grouping access characteristic to prepare, and sends wireless link reconfigured ready to radio network controller;
(73B) radio network controller sends the time that wireless link reconfigured submission signaling Node B comes into force and newly disposes;
(74B) Node B was finished and is used reconfiguring of high-speed descending grouping access characteristic according to the time of this new configuration that comes into force.
9. according to the reorder method of cache size of claim 7 or 8 described config update Unacknowledged Modes, it is characterized in that described radio network controller is initiated the reprovision process and comprised: initiation reprovision process and passive initiation reprovision process initiatively.
10. according to the reorder method of cache size of the described config update Unacknowledged Mode of claim 1, it is characterized in that described step also comprises after (7):
(8) between terminal and the Node B in the connection of setting up successful use high-speed descending grouping access characteristic, carry out data and send according to the suitable Unacknowledged Mode high speed medium access control layer (MAC-HS) that the reconfigures cache size that reorders.
11. according to the reorder method of cache size of the described config update Unacknowledged Mode of claim 1, it is characterized in that, set the reorder minimum effectively method of basic set of non-NULL of cache size parameter acquiescence of a Unacknowledged Mode high speed medium access control layer (MAC-HS) in the described step (1) and be:
(11) the reorder minimum effectively value of non-zero of cache size definition of Unacknowledged Mode high speed medium access control layer (MAC-HS) is a minimum value in the radio network controller enchashment protocols having, and to deduct 1024 bytes be maximum to the minimum effectively value of the non-zero of total cache size definition of affirmation mode wireless chain control layer and high speed medium access control layer (MAC-HS) in the enchashment protocols having;
(12) whether radio network controller judges this maximum greater than minimum value, if judged result then enters step (13) for being, if judged result then enters step (14) for not;
(13) be step-length with 1024 bytes, be incremented to maximum, form one and be incremented to the set of peaked limited number one by one, enter step (2) from minimum value from minimum value value successively;
(14) the reorder minimum effectively value of non-zero of cache size definition of Unacknowledged Mode high speed medium access control layer (MAC-HS) is the unique effective value in the set in the enchashment protocols having, forms number one by one and be 1 set, enters step (2).
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101867972A (en) * | 2010-06-29 | 2010-10-20 | 中国科学院计算技术研究所 | Data transmission method in unacknowledged mode of wireless link control layer |
| CN102508726A (en) * | 2011-11-14 | 2012-06-20 | 福建星网锐捷网络有限公司 | Memory parameter configuration method, processor and equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101867972A (en) * | 2010-06-29 | 2010-10-20 | 中国科学院计算技术研究所 | Data transmission method in unacknowledged mode of wireless link control layer |
| CN101867972B (en) * | 2010-06-29 | 2012-12-12 | 中国科学院计算技术研究所 | Data transmission method in unacknowledged mode of wireless link control layer |
| CN102508726A (en) * | 2011-11-14 | 2012-06-20 | 福建星网锐捷网络有限公司 | Memory parameter configuration method, processor and equipment |
| CN102508726B (en) * | 2011-11-14 | 2014-07-30 | 福建星网锐捷网络有限公司 | Memory parameter configuration method, processor and equipment |
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