CN101340616A - Method and apparatus for changing attribute of special transmission channel - Google Patents
Method and apparatus for changing attribute of special transmission channel Download PDFInfo
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- CN101340616A CN101340616A CNA200710118251XA CN200710118251A CN101340616A CN 101340616 A CN101340616 A CN 101340616A CN A200710118251X A CNA200710118251X A CN A200710118251XA CN 200710118251 A CN200710118251 A CN 200710118251A CN 101340616 A CN101340616 A CN 101340616A
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Abstract
The invention discloses a method for changing the attribute of a DCH and a device thereof. The method comprises the steps that: an RNC causes an RL reconfiguration preparing message to carry with a one-way/bi-directional attribute message to be changed of the DCH by a DCH one-way indicator, sends the RL reconfiguration preparing message to a Node B and sends an RL reconfiguration enforcement message to the Node B after receiving a response message of RL reconfiguration preparation; the node B modifies the current one-way/bi-directional attribute of the DCH according to the received one-way/bi-directional attribute message to be changed of the DCH. The device comprises an RNC and a Node B, wherein, the RNC comprises a DCH one-way indicator setting unit and a sending unit, and the Node B comprises a receiving unit and an attribute changing unit. By utilizing the method or the device of the invention, the current one-way/bi-directional attribute of the DCH can be changed directly without deleting an old DCH and establishing a new DCH when the data transmission manner of the DCH is required to be changed, thereby simplifying the realization of an access section of a network and UE and improving the efficiency and performance of the whole system.
Description
Technical field
The present invention relates to radio link reconfiguration, particularly relate in the radio link reconfiguration, between radio network controller (RNC, Radio Network Controller) and Node B, change the method, system and device of dedicated transmission channel one-way/two-way attribute.
Background technology
The data transfer mode that the one-way/two-way attribute of dedicated transmission channel (DCH, Dedicated Channel) is used to identify dedicated transmission channel is: single up, single downlink or two-way.Wherein, line display can only carry out the uplink of data by this dedicated transmission channel on the list, single downlink represents can only carry out by this dedicated transmission channel the downlink transfer of data, and two-way expression can be carried out the uplink and the downlink transfer of data by this dedicated transmission channel.For example, if two-way packet switching (PS, Packet Switching) (professional upstream data just can be used single up DCH carrying to professional downlink data use high-speed downlink shared channel for HSDSCH, High Speed DownlinkShared Channel carrying.
Radio Link is set up the Radio Link of the land radio access web (UE-UTRAN) that process is used for a newly-built link receiving terminal-UMTS, think that newly-built Node B (Node B) communication context disposes necessary resource, mainly comprises: transmission channel, physical layer resources (frequency, time slot, sign indicating number) and power information etc.Radio Link (RL, Radio Link) reconfiguration course is used to revise the configuration information of existing link.By this reconfiguration course, can increase, delete, revise information such as original transmission channel that disposes and physical resource.After arriving the moment of appointment, new be configured in UE and Node B comes into force simultaneously.Wherein, Node B is responsible for the reception of the wireless signal that district wireless signals sends to transmission and the UE of UE, is an end relative with RNC on the IUB mouth.
In the RL of prior art reshuffles, in the time need in reshuffling, changing the one-way/two-way attribute of certain DCH, owing to can't utilize " dedicated transmission channel of modification " (DCHs TDD To Modify) cell group directly to transmit the one-way/two-way attribute of DCH, so can only realize modification by deleting old DCH and the method for setting up new DCH to the one-way/two-way attribute of certain dedicated transmission channel.This DCHs TDD To Modify cell group comprises a plurality of property values of DCH to be revised.The method of passing through deletion increase DCH that Fig. 1 shows prior art realizes singly being up to the two-way transformation of DCH from DCH.As Fig. 1,, single up dedicated transmission channel DCH 1 can only be deleted, and increase two-way dedicated transmission channel DCH 2 in order in RL reshuffles, single up DCH to be changed into two-way DCH.When the method for utilizing the old DCH of above-mentioned deletion and set up new DCH realizes the one-way/two-way attribute of certain dedicated transmission channel made amendment, logic channel also needs change to the mapping relations of transmission channel, therefore, access part RNC, Node B and the receiving terminal (UE of network, User Equipment) all needs to do some processing in realization more, this has increased the complexity of its realization, also makes simultaneously overall system efficiency and decreased performance.
Summary of the invention
In view of this, the invention provides a kind of method and device that changes attribute of special transmission channel, utilizing method of the present invention or install can be when needs changes the data transfer mode of dedicated transmission channel, directly the one-way/two-way attribute of existing dedicated transmission channel is made amendment, and need not to delete existing DCH and set up new DCH.
To achieve these goals, technical scheme of the present invention is achieved in that
A kind of method that changes attribute of special transmission channel comprises:
A, radio network controller carry the one-way/two-way attribute information of dedicated transmission channel to be revised by the unidirectional indicating device of dedicated transmission channel in radio link reconfiguration preparation message;
B, radio network controller send described radio link reconfiguration of carrying the one-way/two-way attribute information of the dedicated transmission channel that remains to be revised and prepare message to Node B;
C, described Node B receives described radio link reconfiguration and prepares message, and the response message that the transmission radio link reconfiguration is prepared is to described radio network controller;
D, described radio network controller receive the response message that described radio link reconfiguration is prepared, and send radio link reconfiguration execution message to described Node B;
E, described Node B receives described radio link reconfiguration and carries out message, and according to described radio link reconfiguration prepare in the message, the attribute information of the dedicated transmission channel described to be revised that carries, revise the one-way/two-way attribute of current dedicated transmission channel.
Described method, wherein, the unidirectional indicating device of described dedicated transmission channel is included in the dedicated transmission channel cell group of modification.
Described method, wherein, described steps A comprises: described radio network controller is according to predefined, the property value of the unidirectional indicating device of dedicated transmission channel and the corresponding relation between the dedicated transmission channel one-way/two-way attribute information, and the property value of the unidirectional indicating device of described dedicated transmission channel is set to corresponding with dedicated transmission channel one-way/two-way attribute described to be revised.
Described method, wherein, among the described step C, described Node B is preserved the one-way/two-way attribute information that described radio link reconfiguration is prepared dedicated transmission channel that carry, to be revised in the message after receiving described radio link reconfiguration preparation message.
A kind of device that changes attribute of special transmission channel comprises: radio network controller and Node B, and wherein, described radio network controller comprises that the unidirectional indicating device of dedicated transmission channel is provided with unit and transmitting element, wherein:
The unidirectional indicating device of dedicated transmission channel is provided with the unit, is used for that radio link reconfiguration is prepared the unidirectional indicating device of dedicated transmission channel that message comprises and is arranged to corresponding with the one-way/two-way attribute information of dedicated transmission channel to be revised;
Transmitting element is used to send and through the unidirectional indicating device of described transmission channel the described radio link reconfiguration that cell processing crosses is set and prepares message to described Node B;
Described Node B comprises receiving element and attribute modification unit, wherein,
Receiving element is used to receive the described radio link reconfiguration preparation message that described transmitting element sends;
The attribute modification unit, radio link reconfiguration that be used for receiving according to described receiving element, described is prepared message one-way/two-way attribute information that carry, described to be revised, dedicated transmission channel and is revised the one-way/two-way attribute of current dedicated transmission channel.
Described device, wherein, described Node B also comprises:
Memory cell is used for storing the one-way/two-way attribute information that described radio link reconfiguration is prepared message dedicated transmission channel that carry, described to be revised;
Described attribute modification unit is further used for revising according to the one-way/two-way attribute information of dedicated transmission channel that store, described to be revised in the described memory cell one-way/two-way attribute of current dedicated transmission channel.
This shows that the present invention has following advantage:
The method of change attribute of special transmission channel of the present invention and device, by increasing " the unidirectional indicating device of dedicated transmission channel " cell in " DCHs TDD To Modify " cell group of preparing to comprise in the message in radio link reconfiguration, carry the one-way/two-way attribute information of DCH to be revised, can be implemented in when needing to revise dedicated transmission channel one-way/two-way attribute, value by this cell is set to corresponding with the one-way/two-way attribute information of DCH to be revised, directly transmit the one-way/two-way attribute information of DCH to be revised, and need not to delete old DCH and set up new DCH, the access part of network and the realization of receiving terminal be can simplify thus, and overall system efficiency and performance improved.
Description of drawings
Fig. 1 is the schematic diagram of the change DCH attribution method of prior art;
Fig. 2 is the schematic diagram of the change DCH attribution method of the embodiment of the invention one;
Fig. 3 is the schematic flow sheet of the change DCH attribution method of the embodiment of the invention one;
Fig. 4 is a kind of schematic flow sheet of specific implementation of the change DCH attribution method of the embodiment of the invention one;
Fig. 5 is the schematic flow sheet of the change DCH attribution method of the embodiment of the invention two;
Fig. 6 is the structural representation of device of the change DCH attribute of the embodiment of the invention;
Fig. 7 is a kind of structural representation of specific implementation of device of the change DCH attribute of the embodiment of the invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention is clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
The method and the device of change dedicated transmission channel one-way/two-way attribute of the present invention, at Node B applying portion (NBAP, Node B application part) increased " the unidirectional indicating device of dedicated transmission channel " (unidirectional DCH Indicator) cell in " dedicated transmission channel of modification " that comprises in the RL reconfiguration message (DCHs TDD To Modify) the cell group, when needs are revised the one-way/two-way attribute of dedicated transmission channel, can be directly value by this cell be set to and expect that the corresponding value of revising of one-way/two-way attribute realizes.
Fig. 2 is the method schematic diagram of the change DCH attribute of the embodiment of the invention one.In this embodiment one, when reshuffling, RL needs the one-way/two-way attribute of DCH 1 is revised as bidirectional data transfers by single transmitting uplink data.As Fig. 2, compared to Figure 1, utilize the method for the embodiment of the invention one to need not to delete single up DCH 1, and increase two-way DCH 2, and only need DCH 1 data transfer mode by two-way the getting final product of single up direct modification.
Fig. 3 is the schematic flow sheet that changes the method for attribute of special transmission channel between RNC and Node B of the embodiment of the invention one.As Fig. 3, the method that changes dedicated transmission channel DCH1 one-way/two-way attribute between the RNC of this embodiment one and the Node B comprises:
Step 301, RNC determines and the one-way/two-way attribute of DCH 1 need be revised as bidirectional data transfers by single transmitting uplink data according to business need;
Step 302, the one-way/two-way attribute that the attribute of " the unidirectional indicating device of the dedicated transmission channel " cell that increases in RNC " DCHs TDD To Modify " the cell group is set to corresponding to DCH to be revised is two-way situation, and the RL reconfiguration prepare message that will comprise this " DCHs TDD To Modify " cell group is sent to Node B;
Step 303 after Node B receives this RL reconfiguration prepare message, is preserved the one-way/two-way attribute information to be revised by " the unidirectional indicating device of dedicated transmission channel " expression that carries in this message;
Step 304, Node B sends RL and reshuffles the response message of preparation to RNC;
Step 305, RNC sends to reshuffle and carries out message to Node B;
Step 306, Node B waits to revise DCH one-way/two-way attribute information according to its preservation, with the data transfer mode of DCH by original list up be revised as two-way.
In specific implementation, utilize " the unidirectional indicating device of dedicated transmission channel " cell to represent that the one-way/two-way attribute of DCH has multiple mode.In step 302, RNC can be provided with this cell value according to the value of predefined " the unidirectional indicating device of dedicated transmission channel " cell and the corresponding relation of DCH one-way/two-way attribute information.
For example, can preestablish: when not comprising this " the unidirectional indicating device of dedicated transmission channel " cell in RNC sends to " DCHs TDD To Modify " cell group of Node B, the one-way/two-way attribute of representing DCH to be revised is two-way situation; When comprising this " the unidirectional indicating device of dedicated transmission channel " cell in RNC sends to " DCHs TDD ToModify " cell group of Node B, the one-way/two-way attribute of representing DCH to be changed is unidirectional situation; And, can utilize two values to distinguish single transmitting uplink data mode or single downlink data transfer mode further, for example, can set when the value of being somebody's turn to do " the unidirectional indicating device of dedicated transmission channel " cell gets 0, the expression single downlink was got 1 o'clock, and expression is single up.Certainly, good conversely, and the value of this cell is not limited to 0 and 1, it can be other two different values arbitrarily.
And for example, exemplary, can preestablish this " the unidirectional indicating device of dedicated transmission channel " cell has at least three kinds of different values, utilizes these three kinds of values to represent that respectively the one-way/two-way attribute of this DCH is: single up, single downlink, two-way.In such cases, RNC comprises this cell in sending to the RL reconfiguration prepare message of Node B, and the one-way/two-way attribute of the value of this cell and DCH to be revised is to corresponding.Node B can make amendment to the one-way/two-way attribute of current DCH according to the value of this cell.
Fig. 4 is a kind of flow chart of specific implementation of the method that changes dedicated transmission channel one-way/two-way attribute between RNC and Node B of the embodiment of the invention one.In this specific implementation, except that the interacting message that has comprised between RNC and the Node B, also comprised the message interaction process between RNC and the UE, as Fig. 4, particularly, this specific implementation comprises:
Step 401 is to step 404, and is identical to step 304 with step 301, no longer repeats at this.
Step 405, RNC sends radio bearer (RB, Radio Bearer) reconfiguration message and has comprised the one-way/two-way attribute information of DCH1 to be revised to receiving terminal UE in this RB reconfiguration message.Particularly, can adopt the several different methods of prior art to be implemented in the one-way/two-way attribute information that comprises DCH1 to be revised in this RB reconfiguration message.Certainly, also can adopt method the invention described above, that in " DCHs TDD To Modify " cell group, increase " the unidirectional indicating device of dedicated transmission channel " cell to realize, not give unnecessary details at this.
Step 406, RNC sends to reshuffle and carries out message to Node B.
Step 407, Node B is according to the one-way/two-way attribute information of the DCH1 to be revised of its preservation, with the transfer of data of DCH1 by original list up be revised as two-way.
Step 408 after UE receives the RB reconfiguration message of RNC one-way/two-way attribute information that send, that comprise DCH1 to be revised, is revised as two-wayly by original list is up the transfer of data of DCH 1, and sends RB to RNC and reshuffles results messages.
Wherein, above-mentioned step 407 and step 408 are independently carried out by Node B and UE respectively, do not have the ordinal relation of carrying out between them.
Fig. 5 is the method that changes dedicated transmission channel one-way/two-way attribute between RNC and Node B of the embodiment of the invention two.In this embodiment two, the one-way/two-way attribute with DCH when RL reshuffles is revised as single up data transfer mode by the bidirectional data transfers mode.As Fig. 5, the method that changes dedicated transmission channel one-way/two-way attribute between the RNC of this embodiment two and the Node B comprises:
Step 501, RNC determines and the one-way/two-way attribute of DCH 1 need be revised as single transmitting uplink data by bidirectional data transfers according to business need.
Step 502, the one-way/two-way attribute that the value of the cell " the unidirectional indicating device of dedicated transmission channel " that increases in RNC " DCHs TDD To Modify " the cell group is set to corresponding to DCH to be revised is single upstream case, and the RL reconfiguration prepare message that will comprise this is sent to Node B.
In specific implementation, ought " DCHs TDD To Modify " cell group comprise this " the unidirectional indicating device of dedicated transmission channel " cell if preestablished, expression is unidirectional with the one-way/two-way attribute modification of DCH, and, when the value of this cell gets 1, expression is single up, and then in this step 502, the value of RNC cell " the unidirectional indicating device of dedicated transmission channel " is set to 1.
Step 503, after Node B receives this RL reconfiguration prepare message, preserve carry in this message, by the one-way/two-way attribute configuration information of DCH to be revised 1 of " the unidirectional indicating device of dedicated transmission channel " expression.
Step 504, Node B sends RL and reshuffles the response message of preparation to RNC.
Step 505, RNC sends to reshuffle and carries out message to Node B.
Step 506, Node B is according to the one-way/two-way attribute configuration information of the DCH to be revised 1 of its preservation, with the transfer of data of DCH 1 by original two-way be revised as single up.
In specific implementation, the utilization of this embodiment two " the unidirectional indicating device of dedicated transmission channel " cell represents that the multiple mode of one-way/two-way attribute of DCH with above-mentioned embodiment one, does not repeat them here.
Similarly, can utilize method of the present invention to realize other situation of DCH one-way/two-way attribute modification, be revised as single up as single downlink, single up single downlink that is revised as, single downlink is revised as two-way, the two-way single downlink etc. that is revised as, the basic procedure of its modification does not repeat them here with above-mentioned embodiment.
In addition, the present invention also provides a kind of device that changes attribute of special transmission channel.As Fig. 6, show the structural representation of the device of the embodiment of the invention.As Fig. 6, the device 600 of the embodiment of the invention, comprise: radio network controller 601 and Node B 602, wherein, described radio network controller 601 comprises that the unidirectional indicating device of dedicated transmission channel is provided with unit 603 and transmitting element 604, wherein: the unidirectional indicating device of dedicated transmission channel is provided with unit 603, is used for that radio link reconfiguration is prepared the unidirectional indicating device of dedicated transmission channel that message comprises and is arranged to corresponding with the one-way/two-way attribute information of dedicated transmission channel to be revised; Transmitting element 604 is used to send and through the unidirectional indicating device of described transmission channel the described radio link reconfiguration that cell processing crosses is set and prepares message to described Node B 602; Described Node B 602 comprises receiving element 605 and attribute modification unit 606, and wherein, receiving element 605 is used to receive the described radio link reconfiguration preparation message that described transmitting element 604 sends; Attribute modification unit 606, radio link reconfiguration that be used for receiving according to described receiving element, described is prepared message one-way/two-way attribute information that carry, described to be revised, dedicated transmission channel and is revised the one-way/two-way attribute of current dedicated transmission channel.
Preferable, as shown in Figure 7, the device of the embodiment of the invention also comprises: memory cell 607 is used for storing the one-way/two-way attribute information that described radio link reconfiguration is prepared message dedicated transmission channel that carry, described to be revised; Described attribute modification unit 606, be further used for according to storage in the described memory cell 607, one-way/two-way attribute information described to be revised, dedicated transmission channel revises the one-way/two-way attribute of current dedicated transmission channel.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.
Claims (6)
1, a kind of method that changes attribute of special transmission channel is characterized in that, comprising:
A, radio network controller carry the one-way/two-way attribute information of dedicated transmission channel to be revised by the unidirectional indicating device of dedicated transmission channel in radio link reconfiguration preparation message;
B, radio network controller send described radio link reconfiguration of carrying the one-way/two-way attribute information of the dedicated transmission channel that remains to be revised and prepare message to Node B;
C, described Node B receives described radio link reconfiguration and prepares message, and the response message that the transmission radio link reconfiguration is prepared is to described radio network controller;
D, described radio network controller receive the response message that described radio link reconfiguration is prepared, and send radio link reconfiguration execution message to described Node B;
E, described Node B receives described radio link reconfiguration and carries out message, and according to described radio link reconfiguration prepare in the message, the attribute information of the dedicated transmission channel described to be revised that carries, revise the one-way/two-way attribute of current dedicated transmission channel.
2, method according to claim 1 is characterized in that, the unidirectional indicating device of described dedicated transmission channel is included in the dedicated transmission channel cell group of modification.
3, method according to claim 1, it is characterized in that, described steps A comprises: described radio network controller is according to predefined, the property value of the unidirectional indicating device of dedicated transmission channel and the corresponding relation between the dedicated transmission channel one-way/two-way attribute information, and the property value of the unidirectional indicating device of described dedicated transmission channel is set to corresponding with dedicated transmission channel one-way/two-way attribute described to be revised.
4, method according to claim 1, it is characterized in that, among the described step C, described Node B is receiving after described radio link reconfiguration prepares message, comprises that also described Node B preserves the one-way/two-way attribute information that described radio link reconfiguration is prepared dedicated transmission channel that carry, to be revised in the message.
5, a kind of device that changes attribute of special transmission channel is characterized in that, comprising: radio network controller and Node B, and wherein, described radio network controller comprises that the unidirectional indicating device of dedicated transmission channel is provided with unit and transmitting element, wherein:
The unidirectional indicating device of dedicated transmission channel is provided with the unit, is used for that radio link reconfiguration is prepared the unidirectional indicating device of dedicated transmission channel that message comprises and is arranged to corresponding with the one-way/two-way attribute information of dedicated transmission channel to be revised;
Transmitting element is used to send and through the unidirectional indicating device of described transmission channel the described radio link reconfiguration that cell processing crosses is set and prepares message to described Node B;
Described Node B comprises receiving element and attribute modification unit, wherein,
Receiving element is used to receive the described radio link reconfiguration preparation message that described transmitting element sends;
The attribute modification unit, radio link reconfiguration that be used for receiving according to described receiving element, described is prepared message one-way/two-way attribute information that carry, described to be revised, dedicated transmission channel and is revised the one-way/two-way attribute of current dedicated transmission channel.
6, device according to claim 5 is characterized in that, described Node B also comprises:
Memory cell is used for storing the one-way/two-way attribute information that described radio link reconfiguration is prepared message dedicated transmission channel that carry, described to be revised;
Described attribute modification unit is further used for revising according to the one-way/two-way attribute information of dedicated transmission channel that store, described to be revised in the described memory cell one-way/two-way attribute of current dedicated transmission channel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200710118251XA CN101340616A (en) | 2007-07-03 | 2007-07-03 | Method and apparatus for changing attribute of special transmission channel |
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| CNA200710118251XA CN101340616A (en) | 2007-07-03 | 2007-07-03 | Method and apparatus for changing attribute of special transmission channel |
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| CNA200710118251XA Pending CN101340616A (en) | 2007-07-03 | 2007-07-03 | Method and apparatus for changing attribute of special transmission channel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011044788A1 (en) * | 2009-10-15 | 2011-04-21 | 中兴通讯股份有限公司 | Dual carrier high speed packet access system and radio link control method thereof |
| CN116708416A (en) * | 2022-12-01 | 2023-09-05 | 黄建邦 | Data transmission control method, system, control device and readable storage medium |
-
2007
- 2007-07-03 CN CNA200710118251XA patent/CN101340616A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011044788A1 (en) * | 2009-10-15 | 2011-04-21 | 中兴通讯股份有限公司 | Dual carrier high speed packet access system and radio link control method thereof |
| CN102045877A (en) * | 2009-10-15 | 2011-05-04 | 中兴通讯股份有限公司 | Dual-carrier high-speed packet access system and radio link control method thereof |
| CN116708416A (en) * | 2022-12-01 | 2023-09-05 | 黄建邦 | Data transmission control method, system, control device and readable storage medium |
| CN116708416B (en) * | 2022-12-01 | 2024-08-06 | 黄建邦 | Data transmission control method, system, control device and readable storage medium |
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Open date: 20090107 |