CN101521950A - Method for binding public media access control flow and multi-carrier frequency - Google Patents
Method for binding public media access control flow and multi-carrier frequency Download PDFInfo
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- CN101521950A CN101521950A CN200810007715A CN200810007715A CN101521950A CN 101521950 A CN101521950 A CN 101521950A CN 200810007715 A CN200810007715 A CN 200810007715A CN 200810007715 A CN200810007715 A CN 200810007715A CN 101521950 A CN101521950 A CN 101521950A
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Abstract
The invention relates to a method for binding public media access control flow and multi-carrier frequency. Carrier frequency information corresponding to data to be sent is selectively carried along by public media access control (MAC) flow data frames so that node B can correctly maintain the binding relationship between high-speed downlink shared channel, wireless network temporary identifier H-RNTI and carrier frequency points and can send data received correspondingly to transmission bearing of public MAC flow to user equipment from correct frequency points, thus realizing the binding of the public MAC flow and multi-carrier frequencies. The carrier frequency information can be carrier frequency point information or carrier frequency coding information promissory in advance. The binding method is beneficial to the bandwidth sharing of lub port transmission resource, avoids additional signaling interaction of lub port and further carries the carrier frequency information selectively, thus saving the expense of the carrier frequency information to the utmost extent.
Description
Technical field
The present invention relates to high-speed packet and insert the TD SDMA TD-SCDMA system that strengthens HSPA+ technology and overloading frequency, be specifically related to a kind of public MAC (medium access control) stream and overloading binding method frequently.
Background technology
Continuous development along with 3G (Third Generation) Moblie, on the basis of high speed shared downlink physical access HSDPA technology and at a high speed shared ascending physical signal access HSUPA technology, released the high-speed packet access and strengthened the HSPA+ technology, its objective is in order to improve data-transmission efficiency, to reduce time delay.In this technology, proposed sub-district _ forward access channel CELL_FACH state is strengthened, the data of wishing this state also are carried on the high speed downlink shared channel HS-DSCH, thereby can strengthen the data transmission performance of this state, make it obtain less propagation delay time and higher transmission rate.
According to 3GPP agreement TS25.433 regulation, insert the WCDMA system for Wideband Code Division Multiple Access (WCDMA), radio network controller (RNC) will be set up the carrying of public medium access control MAC flow transmission by Physical Shared Channel reconfiguration message notice NodeB (Node B).Because the sub-district of WCDMA system is single-frequency point sub-district, so after NodeB received data from the carrying of public MAC (medium access control) flow transmission, direct single frequency from this sub-district mails to eated dishes without rice or wine to get final product.But for the TD-SCDMA system, a main carrier and a plurality of auxilliary carrier wave can be arranged in the sub-district, the user who strengthens the CELL_FACH state can reside on the main carrier, also can reside on the auxilliary carrier wave.Therefore, NodeB receives after the data from public MAC flow transmission carrying, need know specifically should mail to from which frequency of sub-district and eat dishes without rice or wine.Because the user is when initial access or sub-district gravity treatment, always reside on the main carrier, therefore, if NodeB receives the data of carrying public high speed descending sharing channel-Radio Network Temporary Identifier H-RNTI from the carrying of public MAC flow transmission, then can be directly mail to and eat dishes without rice or wine from the dominant frequency point of sub-district; But if NodeB receives the data of carrying dedicated H-RNTI from the carrying of public MAC flow transmission, according to present agreement and standard, NodeB can't know from which frequency of sub-district mail to and eats dishes without rice or wine.
For head it off, the present invention considers from the angle of Iub mouth (interface between RNC and the Node-B) transfer resource bandwidth sharing, proposing public MAC flow transmission carrying can bind with a plurality of carrier frequency, and the carrier frequency information of the data of carrying can be carried to NodeB in Iub mouth Frame.
Summary of the invention
The technical issues that need to address of the present invention are how a kind of public media access control flow and overloading binding method frequently are provided, and can make NodeB correctly send out the data that receive from the carrying of public medium access control MAC flow transmission from the concrete frequency of sub-district.
Above-mentioned technical problem of the present invention solves like this, a kind of public medium access control MAC stream and overloading binding method frequently are provided, carry the carrier frequency information of data correspondence to be sent selectively by public MAC flow data frame, Node B can correctly be safeguarded the binding relationship between high speed descending sharing channel-Radio Network Temporary Identifier H-RNTI and the carrier frequency frequency like this, and will flow the data that corresponding transmission bearer receives from public MAC and issue subscriber equipment, thereby realize the binding of public MAC stream and a plurality of carrier frequency from correct frequency.
According to binding method provided by the invention, described carrier frequency information can be the carrier frequency frequency, and Node B can directly be obtained.
According to binding method provided by the invention, described carrier frequency information also can be a carrier frequency coding, and Node B gets access to the carrier frequency corresponding carrier frequency frequency of encoding according to the corresponding relation of arranging with radio network controller in advance.
According to binding method provided by the invention,, can arrange the carrier frequency encoded content in advance and be the numbering in the carrier frequency tabulation of corresponding carrier frequency frequency in resource audit response if described carrier frequency information is a carrier frequency coding.
According to binding method provided by the invention, if carry public H-RNTI in the public MAC flow data frame, then wherein can not need to carry described carrier frequency information, Node B mails to data stationary eats dishes without rice or wine from the dominant frequency point.
According to binding method provided by the invention, this binding method comprises that also Node B safeguards the binding relationship between dedicated H-RNTI and the carrier frequency voluntarily, thereby public MAC flow data frame only carries described carrier frequency information when carrying arbitrary dedicated H-RNTI first.
According to binding method provided by the invention, described public MAC flow data frame is HS-DSCH type 2 Frames, and described carrier frequency information is arranged in or has selects to be positioned at the concrete field of HS-DSCH type 2 Frames.
According to binding method provided by the invention, this binding method is applied in the multi-carrier frequency cell system.
According to binding method provided by the invention, described multi-carrier frequency cell system is the TD-SCDMA system.
A kind of public MAC stream provided by the invention and overloading binding method frequently, by in HS-DSCH type 2 Frames, carrying carrier frequency information, thereby can realize the binding of public MAC flow transmission carrying and a plurality of carrier frequency, the bandwidth sharing that helps the defeated resource of Iub oral instructions further selects to carry the expense that carrier frequency information is saved carrier frequency information to greatest extent in case of necessity.
Description of drawings
Further the present invention is described in detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the HS-DSCH type 2 data frame structure schematic diagrames that the present invention carries the carrier frequency coding;
Fig. 2 is the HS-DSCH type 2 data frame structure schematic diagrames that the present invention carries the carrier frequency frequency;
Fig. 3 is the carrier frequency tabulation in audit response (AUDIT RESPONSE) message.
Embodiment
At first, inventive concept is described:
The present invention proposes HS-DSCH type 2 data frame structures are improved, and can carry the carrier frequency information of data by its extended field.Wherein carrier frequency information can be the carrier frequency frequency point information, also can be the carrier frequency coded message of arranging in advance.Like this, strengthening under the CELL_FACH state, NodeB receives after the data from public MAC flow transmission carrying, by resolving its carrier frequency information, can know from which frequency of sub-district mail to and eat dishes without rice or wine, thereby can realize the binding of public MAC flow transmission carrying and a plurality of carrier frequency, help the bandwidth sharing of the defeated resource of Iub oral instructions, and do not need to increase extra Iub mouth standard signaling information.
Second goes on foot, and the mode of carrying of carrier frequency information of the present invention is described, specifically includes, but are not limited to following dual mode:
(1) first kind:
The multicarrier that strengthened CELL_FACH state cell configuration, RNC and NodeB can reach an agreement to the corresponding carrier frequency frequency of carrier frequency coding of sub-district by the resource audit process, and according to the order of carrier frequency tabulation in the audit response carrier frequency information are encoded.As shown in Figure 3, the corresponding carrier frequency of first frequency UARFCN is encoded to the corresponding carrier frequency of 0000, the second frequency UARFCN and is encoded to 0001, and the rest may be inferred.RNC only need be with the carrier frequency coded message in HS-DSCH type 2 Frames the inside, thereby can simplify information and save the expense of carrier frequency information in Frame when sending enhancing CELL_FACH state user's data.NodeB receives from the carrying of public MAC flow transmission after the data, finds frequency points corresponding according to wherein carrier frequency coded message, then data sent from eating dishes without rice or wine.
Further, RNC can carry the carrier frequency coded message selectively in HS-DSCH type 2 Frames the inside when sending enhancing CELL_FACH state user's data.For the Frame of single carrier cell, perhaps carry the Frame of public H-RNTI (high speed descending sharing channel-Radio Network Temporary Identifier), can not need to carry carrier frequency information, because can fixing from the main carrier frequency of sub-district, NodeB sends toward eating dishes without rice or wine.For the Frame that carries dedicated H-RNTI, RNC can carry the carrier frequency coded message when head passes the Frame carry this dedicated H-RNTI, safeguards binding relationship between dedicated H-RNTI and the carrier frequency voluntarily by NodeB.Carry the carrier frequency coded message selectively by HS-DSCH type 2 Frames, can further save the expense of carrier frequency information in Frame.
(2) second kinds:
The multicarrier that strengthened CELL_FACH state cell configuration, RNC can directly carry the frequency point information of data in HS-DSCH type 2 Frames.Like this, NodeB receives after the data from public MAC flow transmission carrying, can directly parse the frequency point information of wherein carrying, and then data is sent from eating dishes without rice or wine.
Further, in order to save the expense of carrier frequency information in Frame, RNC can carry the frequency point information of data selectively in HS-DSCH type 2 Frames the inside when sending enhancing CELL_FACH state user's data.For the Frame of single carrier cell, perhaps carry the Frame of public H-RNTI, the frequency point information of the data that can not need to carry under one's arms sends toward eating dishes without rice or wine because NodeB can fix from the dominant frequency point of sub-district.For the Frame that carries dedicated H-RNTI, RNC can carry frequency point information when head passes the Frame carry this dedicated H-RNTI, safeguards binding relationship between dedicated H-RNTI and the carrier frequency voluntarily by NodeB.
At last, be example with the position updating process, provide the corresponding embodiment of above-mentioned dual mode respectively:
(1) first kind
Carry mode according to above-mentioned first kind of carrier frequency information, the present invention proposes HS-DSCH type 2 data frame formats are improved, can be with FI (FACH Indicator, the forward access channel indication) the reservation position of back, position expands to MFI (Multiple Frequencies Indicator), if MFI is 1, then back 4 by first byte of field Spare Extension carry corresponding carrier frequency coded message, NodeB reaches an agreement to the corresponding carrier frequency frequency of carrier frequency coding in advance with RNC, and the value of carrier frequency coded message is the numbering of corresponding frequency in the carrier frequency tabulation of resource audit response message.Be illustrated in figure 1 as HS-DSCH type 2 data frame formats after the improvement, wherein being described below of MFI and UARFCN code:
(1)Multiple?Frequencies?Indicator(MFI)
Function (Description): whether carry the carrier frequency coding in the indication payload;
Value scope (Value range): { do not carry carrier frequency information in the 0=payload, carried carrier frequency information in the 1=payload };
Length of field (Field length): 1bit.
(2)UARFCN?code
Function (Description): carrier frequency encoded content;
Value scope (Value range): { 0-11};
Length of field (Field length): 4bit.
Concrete steps are as follows:
1, after the RNC system powers on, triggers NCP (NodeB control port) link of setting up multi-carrier district, trigger the resource audit process between RNC and the NodeB then;
2, NodeB returns the carrier frequency tabulation of sub-district in resource audit response message, RNC encodes to each frequency of carrier frequency tabulation, wherein first carrier frequency corresponding codes is 0000, second carrier frequency corresponding codes is 0001, the rest may be inferred, that is to say that the coding of carrier frequency is exactly the numbering of each frequency in the carrier frequency tabulation;
3, RNC sets up public MAC stream by Physical Shared Channel reconfiguration message notice NodeB.
4, terminal UE is initiated the radio resource control RRC connection request at up direction, RNC sets up in the message in descending RRC connection and has distributed special-purpose H-RNTI for UE, and order UE is resident to auxilliary carrier wave, second frequency of carrier frequency tabulation in the corresponding resource audit of the assistant carrier frequency response message, promptly the carrier frequency coded message is 0001.RNC connects RRC and sets up message and be packaged into HS-DSCH type 2 Frames and issue NodeB then, and wherein FI is 1, and H-RNTI is public H-RNTI, does not need to carry carrier frequency information, and WFI is 0;
5, NodeB receives after above-mentioned HS-DSCH type 2 Frames, issues UE from the dominant frequency of the sub-district data of naming a person for a particular job.
6, UE receives that descending RRC connects and sets up after the message, at up direction response RRC connection setup complete message, initiates position updating request then;
7, CN receives after the position updating request of UE, down direction sends the position renewal toward RNC and accepts message, RNC accepts message with the position renewal of CN and encapsulates by HS-DSCH type 2 data frame formats, wherein FI is 1, H-RNTI is the dedicated H-RNTI of above-mentioned distribution, WFI is 1, fills out 0001 for back 4 of first byte of Spare Extension;
8, after NodeB receives above-mentioned HS-DSCH type 2 Frames, set up the HARQ entity of dedicated H-RNTI correspondence, from the carrier frequency tabulation, find frequency points corresponding according to carrier frequency coded message 0001, and the HARQ entity is bound with corresponding frequency, then data are sent from eating dishes without rice or wine;
9, CN initiates the Iu release command to RNC, RNC initiates the RRC connection release message to UE, and this message is packaged into HS-DSCH type 2 data frame formats sends to NodeB, wherein FI is 1, H-RNTI is the dedicated H-RNTI of above-mentioned distribution, does not also discharge because the corresponding mixing of dedicated H-RNTI at this moment retransmits the HARQ entity automatically, therefore, RNC can not need to carry the carrier frequency coded message, and WFI fills out 0;
10, after NodeB receives above-mentioned HS-DSCH type 2 Frames, find corresponding HARQ entity according to dedicated H-RNTI, and the carrier frequency frequency of binding before obtaining, then data are sent from eating dishes without rice or wine;
(2) second kinds
Carry mode according to above-mentioned second kind of carrier frequency information, the present invention proposes HS-DSCH type 2 data frame formats are improved, the reservation position of back, FI (FACH Indicator) position can be expanded to MFI (Multiple Frequencies Indicator), if MFI is 1, then carry frequency points corresponding information by preceding two bytes of field SpareExtension.Be illustrated in figure 2 as HS-DSCH type 2 data frame formats after the improvement, wherein being described below of MFI and UARFCN value:
(1)Multiple?Frequencies?Indicator(MFI)
Function (Description): whether carry the carrier frequency frequency in the indication payload;
Value scope (Value range): { do not carry frequency in the 0=payload, carried frequency in the 1=payload }; Length of field (Field length): 1bit.
(2)UARFCN?value
Function (Description): value of frequency point;
Value scope (Value range): { 0-65535};
Length of field (Field length): 16bit.
Concrete steps are as follows:
1, RNC sets up public MAC stream by Physical Shared Channel reconfiguration message notice NodeB.
2, UE initiates the radio resource control RRC connection request at up direction, and RNC connects at descending RRC and sets up in the message to UE has distributed special-purpose H-RNTI, and order UE is resident to assisting on the carrier wave.RNC connects RRC and sets up message and be packaged into HS-DSCH type 2 Frames and issue NodeB, and wherein FI is 1, and H-RNTI is public H-RNTI, and therefore not needing to carry carrier frequency information, WFI is 0;
3, NodeB receives after above-mentioned HS-DSCH type 2 Frames, issues UE from the dominant frequency of the sub-district data of naming a person for a particular job.
4, UE receives that descending RRC connects and sets up after the message, at up direction response RRC connection setup complete message, initiates position updating request then;
5, CN receives after the position updating request of UE, down direction sends the position renewal toward RNC and accepts message, RNC accepts message with the position renewal of CN and encapsulates by HS-DSCH type 2 data frame formats, wherein FI is 1, H-RNTI is the dedicated H-RNTI of above-mentioned distribution, WFI is 1, and preceding two bytes of Spare Extension are filled in the assistant carrier frequency that UE will be resident;
6, after NodeB receives above-mentioned HS-DSCH type 2 Frames, set up the HARQ entity of dedicated H-RNTI correspondence, and, then data are sent from eating dishes without rice or wine of the frequency binding of HARQ entity with the RNC appointment;
7, CN initiates the Iu release command to RNC, RNC initiates the RRC connection release message to UE, and this message is packaged into HS-DSCH type 2 data frame formats sends to NodeB, wherein FI is 1, H-RNTI is the dedicated H-RNTI of above-mentioned distribution, because at this moment the HARQ entity of dedicated H-RNTI correspondence does not also discharge, therefore, RNC can not need to carry frequency point information, and WFI fills out 0;
8, after NodeB receives above-mentioned HS-DSCH type 2 Frames, find corresponding HARQ entity according to dedicated H-RNTI, and the carrier frequency frequency of binding before obtaining, then data are sent from eating dishes without rice or wine.
Claims (9)
1, a kind of public media access control flow and overloading binding method frequently, it is characterized in that, carry the carrier frequency information of data correspondence to be sent selectively by public medium access control MAC flow data frame, wherein carrier frequency information is the carrier frequency frequency point information or the carrier frequency coded message of agreement in advance.
According to the described binding method of claim 1, it is characterized in that 2, described prior agreement comprises that Node B and radio network controller reach an agreement to the corresponding carrier frequency frequency of carrier frequency coding in advance.
3, according to the described binding method of claim 2, it is characterized in that described Node B is reached an agreement to the corresponding carrier frequency frequency of carrier frequency coding in advance with radio network controller and comprised that Node B and radio network controller agreement carrier frequency are encoded to the numbering in the carrier frequency tabulation of corresponding carrier frequency frequency in resource audit response.
4, according to the described binding method of claim 1, it is characterized in that, this binding method comprises that also public medium access control MAC flow data frame does not carry described carrier frequency information when carrying public high speed descending sharing channel-Radio Network Temporary Identifier H-RNTI, Node B fixing from main carrier frequency toward eating dishes without rice or wine to send data.
5, according to the described binding method of claim 1, it is characterized in that, this binding method comprises that also Node B safeguards the binding relationship between specialized high-speed DSCH Downlink Shared Channel-Radio Network Temporary Identifier H-RNTI and the carrier frequency voluntarily, thereby public medium access control MAC flow data frame only carries described carrier frequency information when carrying arbitrary dedicated H-RNTI first.
6, according to each described binding method of claim 1-5, it is characterized in that, described public medium access control MAC flow data frame is high speed downlink shared channel HS-DSCH type 2 Frames, and described carrier frequency information is arranged in the concrete field of HS-DSCH type 2 Frames.
7, according to each described binding method of claim 1-5, it is characterized in that this binding method is applied in the multi-carrier frequency cell system.
According to the described binding method of claim 7, it is characterized in that 8, described multi-carrier frequency cell system is the TD-SCDMA system.
9, according to the described binding method of claim 4, it is characterized in that, described public medium access control MAC flow data frame is high speed downlink shared channel HS-DSCH type 2 Frames, and described carrier frequency information is arranged in the concrete field of HS-DSCH type 2 Frames selectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200810007715A CN101521950A (en) | 2008-02-29 | 2008-02-29 | Method for binding public media access control flow and multi-carrier frequency |
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| CN200810007715A CN101521950A (en) | 2008-02-29 | 2008-02-29 | Method for binding public media access control flow and multi-carrier frequency |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011054274A1 (en) * | 2009-11-05 | 2011-05-12 | 华为技术有限公司 | Method for transmitting control information and method and equipment for receiving control information |
| WO2011085648A1 (en) * | 2010-01-15 | 2011-07-21 | 中兴通讯股份有限公司 | Transmission method for auxiliary carrier pairing information, node b and system for implementing transmission |
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2008
- 2008-02-29 CN CN200810007715A patent/CN101521950A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011054274A1 (en) * | 2009-11-05 | 2011-05-12 | 华为技术有限公司 | Method for transmitting control information and method and equipment for receiving control information |
| WO2011085648A1 (en) * | 2010-01-15 | 2011-07-21 | 中兴通讯股份有限公司 | Transmission method for auxiliary carrier pairing information, node b and system for implementing transmission |
| RU2510600C2 (en) * | 2010-01-15 | 2014-03-27 | ЗетТиИ Корпорейшн | Method of transmitting auxiliary carrier pairing information, node b and system for implementing transmission |
| RU2510600C9 (en) * | 2010-01-15 | 2014-06-27 | ЗетТиИ Корпорейшн | Method of transmitting auxiliary carrier pairing information, node b and system for implementing transmission |
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Application publication date: 20090902 |