CN102821482B - A kind of reduction RRC connects the method and device of time delay - Google Patents
A kind of reduction RRC connects the method and device of time delay Download PDFInfo
- Publication number
- CN102821482B CN102821482B CN201110151027.7A CN201110151027A CN102821482B CN 102821482 B CN102821482 B CN 102821482B CN 201110151027 A CN201110151027 A CN 201110151027A CN 102821482 B CN102821482 B CN 102821482B
- Authority
- CN
- China
- Prior art keywords
- data
- ccch
- nodeb
- packet
- rnc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses the method and device that a kind of reduction RRC connects time delay, base station NodeB is received and preserves the packet of forward access channel FACH, NodeB parses the packet, if the packet is CCCH CCCH data, data is scheduled after treatment is completed is sent to air interface in advance.After the present invention is identified by the CCCH categorical datas carried to FACH, selection dynamic dispatching treatment reduces UE and receives RRC connections and sets up time of message, solves the problems, such as access caused by message the long period or to call through the time more long because to be received.
Description
Technical field
The present invention relates to communication technical field, more particularly to UE (User Equipment, user terminal) accesses UTRAN
Reduced when (UMTS Terrestrial Radio Access Network, UMTS land radio access web)
RRC connects the method and device of time delay.
Background technology
UMTS (Universal Mobile Telecommunications System, UMTS) is to adopt
With the of WCDMA (Wideband Code Division Multiple Access, WCDMA) air interface technologies
3 g mobile communication system.UMTS system employs the structure similar with second generation mobile communication system, including RAN (Radio
Access Network, Radio Access Network) and CN (Core Network, core network).Wherein RAN is primarily referred to as UTRAN,
It includes one or several RNS (Radio Network Subsystem, RNS).One RNS is by a RNC
(Radio Network Controller, radio network controller) and one or more base station NodeBs are constituted.RNC and CN it
Between interface be Iu interfaces, NodeB and RNC is connected by Iub interface, and the interface between NodeB and UE is air interface i.e. Uu
Mouthful.UTRAN, CN and UE together form whole UMTS system.
In the umts system, when the backward network side of UE starts initiates Stochastic accessing or calling, UE initiates RRC to RNC
(Radio Resource Control, wireless heterogeneous networks) connection request, i.e. RRC CONNECTIONREQUEST, RNC is received
After request, send RRC connections to UE and set up message, i.e. RRC CONNECTIONSETUP.Wherein, RRC connections set up message first
By RNC by Iub mouthfuls of FACH (Forward AccessChannel, forward access channel) reach NodeB, NodeB further according to
CFN (Connect Frame Number, Connection Frame Number) sends this message to Uu mouthfuls.Due to transport channel parameters configuration, RRC
Message is set up in connection may be split under multiple TTI (Transmission Time Interval, Transmission Time Interval)
NodeB is dealt into, each TTI packet includes one or more TB (Transport Block, transmission block), and with one
CFN.Wherein CFN indicates NodeB that the TTI packets are sent to the time of air interface.NodeB is according to the CFN for carrying, selection
Suitable time, the data to being received in each TTI are carried out being sent to Uu mouthfuls after the completion of down physical layer treatment, and UE is solved after receiving
Separate out RRC connections and set up message, then respond RRC connection setup complete messages, i.e. RRC CONNECTION SETUP to RNC
COMPLETE。
During RRC connections set up this, because the time of message arrival NodeB and the message are by the actual hairs of NodeB
There is regular hour wait between the time for being sent to air interface, message can preserve a period of time in NodeB, therefore UE may
Long period can just receive RRC connections and set up message, cause that UE is accessed or to call through the time more long.Radio conditions are severe, transmission
When time delay is larger, UE even can not receive the message, cause to access or call failure.
The content of the invention
It is an object of the invention to provide the method and device that a kind of reduction RRC connects time delay, can preferably solve UE and exist
Long period receives RRC connections sets up message causes UE to access or call through time problem more long.
According to an aspect of the invention, there is provided a kind of method that reduction RRC connects time delay, methods described includes following
Step：
A, NodeB are received and are preserved the packet of forward access channel FACH；
B, NodeB parse the packet；
If C, the packet are CCCH data, data are scheduled after treatment is completed are sent in the air in advance
Interface.
Wherein, also include before the step A：
RNC receives the RRC connection request message that user terminal sends.
Wherein, also include after the step C：
UE receives the data from air interface, parses RRC connections and sets up message, and sending RRC connections to RNC has set up
Into message.
Wherein, the step A is specially：
A1, NodeB receive the packet sent by FACH from RNC；
A2, NodeB preserve the packet according to CFN.
Wherein, the step B is specially：
B1, NodeB parse packet according to TFI (Transport Format Indicator, transformat is indicated), and
Obtain TB；
B2, NodeB read the bearer channel type of TB one by one；
If B3, bearer channel type are CCCH channels, it is CCCH data to parse the TB for obtaining, and is otherwise non-CCCH numbers
According to.
Wherein, the step C is specially：
If C1, TB are CCCH data, the time that NodeB is not configured according to RNC sends data, and TB is carried out down in advance
The treatment of row physical layer procedure, is sent to air interface after the completion for the treatment of；
If C2, TB are non-CCCH data, the time that NodeB is configured according to RNC, by TB data by down physical layer
Air interface is sent to after the completion of process treatment.
According to another aspect of the present invention, there is provided a kind of reduction RRC connects the device of time delay, described device includes：
Receiver module, for receiving and preserves the packet of forward access channel FACH；
Parsing module, for parsing the packet for receiving；
Scheduler module, sends for when the packet is CCCH data, being scheduled to data in advance after treatment
To air interface.
Wherein, the parsing module is additionally operable to parse packet according to TFI, and obtains TB；Judge the Bearer Channel class of TB
Whether type is CCCH channels, if CCCH channels, then TB is CCCH data, and otherwise TB is non-CCCH data.
Wherein, the scheduler module is additionally operable to when the packet is non-CCCH data, according to the time that RNC is configured,
Air interface is sent to after the completion of TB data are processed by down physical layer process.
Compared with prior art, the beneficial effects of the present invention are：After UE starts Stochastic accessing is initiated to network side
Or during calling, after NodeB is identified by the CCCH categorical datas carried to FACH, selection dynamic dispatching treatment is reduced
RRC connects time delay, so that UE quickly accesses or call through network side, the susceptibility of user is improve, while to FACH channels
Handling capacity also have lifting.
Brief description of the drawings
Fig. 1 is the method flow diagram of reduction RRC connection set-up delays provided in an embodiment of the present invention；
Fig. 2 is the demonstration effect figure of use dynamic dispatching method provided in an embodiment of the present invention；
Fig. 3 is the structural representation of reduction RRC connection set-up delay devices provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing to a preferred embodiment of the present invention will be described in detail, it will be appreciated that described below is excellent
Select embodiment to be merely to illustrate and explain the present invention, be not intended to limit the present invention.
Fig. 1 is the method flow diagram of reduction RRC connection set-up delays provided in an embodiment of the present invention, as shown in figure 1, the party
Method is comprised the following steps：
Step S101, NodeB are received and are preserved the packet of forward access channel FACH.
UE sends RRC connection request to RNC.UE sends RRC connection request message RRCCONNECTION to RNC
A RRC connection is set up in REQUEST, request.
RNC sends RRC connections and sets up message to UE.After RNC receives the RRC connection request message of UE, according to specific
Algorithm determines to receive or refuse the RRC connection request.If RNC determines to receive the RRC connection request, by descending
FACH channels send RRC connections and set up message to UE.Due to transport channel parameters configuration, message is set up in RRC connections may be by
Fractionation is issued to NodeB in multiple TTI, and each TTI packet includes one or two TB.Wherein TTI packets include one
CFN, the time for indicating NodeB that TTI packets are sent to air interface Uu mouthfuls.
NodeB preserves packet after receiving TTI packets according to CFN orders.In a BFN (NodeB Frame
Number, NodeB frame number) in, NodeB may receive multiple TTI packets.NodeB is according to carrying in TTI packets
CFN orders preserve packet.
Step S102, NodeB parse the packet.
NodeB is parsed to the packet for having preserved, and distinguishes CCCH data and non-CCCH data.NodeB is to each
The packet of preservation received in TTI is parsed, and the TCTF (Target of each TB in each packet are parsed according to TFI
Channel Type Field, Target Channel Type).Wherein, TCTF is included in MAC (Medium Access Control, matchmaker
Body access control layer) PDU (Protocol Data Unit, protocol Data Unit) header file in, also referred to as Bearer Channel class
Type.If the TCTF of TB is CCCH channels, the TB is CCCH data, and the TB is added dynamic dispatching queue by NodeB.If TB
TCTF be not CCCH channels, then the TB is non-CCCH data, and the TB is added normal process queue by NodeB.
Data, if the packet is CCCH data, is scheduled after treatment is completed sends out in advance by step S103
It is sent to air interface.
NodeB judges the TB in can the current BFN times process dynamic dispatching queue.NodeB first determines whether current BFN
Whether the non-CCCH data that according to CFN timing send are had in time normal process queue, if it has, then NodeB is configured according to RNC
Time, by TB data by down physical layer process process after the completion of be sent to air interface, if it is not, can process
Data in dynamic dispatching queue.
If NodeB can not match somebody with somebody in the TB in dynamic dispatching queue described in current BFN time-triggered protocols, NodeB according to RNC
The time put sends data, but carries out down physical layer process treatment to the TB in dynamic dispatching queue in advance immediately, processes
After the completion of be sent to air interface.
UE confirms that RRC connections are successfully established.After UE receives the data from NodeB from Uu mouthfuls, correspondence message is parsed
It is that message is set up in RRC connections, UE sends RRC connection setup complete messages by up channel to RNC.So far RRC connections are set up
Process terminates.
Fig. 2 is the demonstration effect figure of use dynamic dispatching method provided in an embodiment of the present invention.In WCDMA mobile communication system
In system, the FACH channels of downlink both carrier signaling carries business datum, for FACH transmission channel bearing CCCH types again
Logical channel data, NodeB need not be according in FACH data frame structures (FACH DATA FRAME STRUCTURE)
CFN sends data, but the logical channel type of the data carried to FACH recognizes laggard Mobile state scheduling, i.e., NodeB sentences
Certainly can present system time immediately treat CCCH data, if it is possible to immediately treat, and the CFN of relative system requirement enters in advance
Row treatment, such as, and NodeB the T1 moment receive come from RNC RRC connection set up message, in message carry CFN=T9,
Expression sends at the T9 moment.Under normal circumstances, the message should be processed at the T8 moment, by physical layer procedure process time it
Afterwards, it is sent to Uu mouthfuls at the T9 moment.After using dynamic dispatching of the invention, physical layer process can be carried out at the T2 moment, then
At the T3 moment by the data is activation after treatment to Uu mouthfuls.Relative under normal circumstances, the CFN configured according to RNC is issued in the air
Interface, hence it is evident that reduce the time delay that process is set up in RRC connections.
Fig. 3 is the structural representation of reduction RRC connection set-up delay devices provided in an embodiment of the present invention, as shown in figure 3,
The device includes receiver module 1, for receiving and preserves the packet of forward access channel FACH；Parsing module 2, for parsing
The packet for receiving；Scheduler module 3, for when the packet is CCCH data, in advance data being scheduled with treatment
Air interface is sent to afterwards.
Receiver module 1 receives RNC and sets up message by the RRC connections that descending FACH channels send.Due to transmission channel ginseng
Number configuration, message is set up in RRC connections may be split into several TTI packets, and be issued in multiple TTI.Wherein TTI
Packet includes a CFN, the time for indicating NodeB that TTI packets are sent to air interface Uu mouthfuls.In a BFN, can
Multiple TTI packets can be received.Receiver module 1 preserves packet according to the CFN orders carried in TTI packets.
2 pairs of packets for having preserved of parsing module are parsed, and distinguish CCCH data and non-CCCH data.Parsing module 2
The packet of preservation to being received in each TTI is parsed, and the TCTF of each TB in each packet is parsed according to TFI.
Wherein, TCTF is included in the PDU header files of MAC, if the TCTF of TB is CCCH channels, the TB is CCCH data, by the TB
Add dynamic dispatching queue.If the TCTF of TB is not CCCH channels, the TB is non-CCCH data, and the TB is added into normal place
Reason queue.
Scheduler module 3 is used for when the packet is CCCH data, and in advance data are scheduled with transmission after treatment
To air interface.Scheduler module 3 judges the TB in can the current BFN times process dynamic dispatching queue, if it is possible to process,
The time that then NodeB is not configured according to RNC sends data, carries out down physical layer to the TB in dynamic dispatching queue immediately in advance
Process treatment, is sent to air interface, the time that otherwise NodeB is configured according to RNC, by normal process queue after the completion for the treatment of
TB data by down physical layer process process after the completion of be sent to air interface.
UE confirms that RRC connections are successfully established.After UE receives the data from NodeB from Uu mouthfuls, correspondence message is parsed
It is that message is set up in RRC connections, UE sends RRC connection setup complete messages by up channel to RNC.So far RRC connections are set up
Process terminates.
In sum, after the present invention is identified by the CCCH categorical datas carried to FACH, at selection dynamic dispatching
Reason, reduces UE and receives RRC connections and set up time of message, solves and access caused by message the long period or exhale because receives
Problem more long of logical time, while improving Consumer's Experience.
Although being described in detail to the present invention above, the invention is not restricted to this, those skilled in the art of the present technique
Various modifications can be carried out with principle of the invention.Therefore, all modifications made according to the principle of the invention, all should be understood to
Fall into protection scope of the present invention.
Claims (8)
1. a kind of method that reduction RRC connects time delay, it is characterised in that the described method comprises the following steps：
Radio network controller (RNC) receives the RRC connection request message that user terminal sends, and RNC receives RRC connection request message
Afterwards, RRC connection messages are sent to base station NodeB via forward access channel FACH；
Base station NodeB is received and preserves the packet of forward access channel FACH；
NodeB parses the packet；
If the packet is CCCH CCCH data, data is scheduled after treatment is completed sends in advance
To air interface；
User terminal receives the data from air interface, parses RRC connections and sets up message, and sending RRC connections to RNC sets up
Completion message.
2. method according to claim 1, it is characterised in that the base station NodeB is received and preserves forward access channel
The packet of FACH is specially：
NodeB receives the packet sent by FACH from RNC；
NodeB preserves the packet according to Connection Frame Number.
3. method according to claim 1 and 2, described NodeB parses the packet and is specially：
NodeB indicates TFI parsing packets according to transformat, and obtains transmission block；
NodeB reads the bearer channel type of transmission block one by one；
If bearer channel type is CCCH channels, it is CCCH data to parse the transmission block for obtaining, and is otherwise non-CCCH data.
4. method according to claim 3, it is characterised in that if the packet is CCCH
CCCH data, then be scheduled after treatment is completed to data and be sent to air interface and be specially in advance：
If transmission block is CCCH data, the time that NodeB is not configured according to RNC sends data, in advance immediately to transmission block
Down physical layer process treatment is carried out, air interface is sent to after the completion for the treatment of；
If transmission block is non-CCCH data, the time that NodeB is configured according to RNC, by transport block data by downlink physical
Air interface is sent to after the completion of layer process treatment.
5. method according to claim 1 and 2, it is characterised in that if the packet is common control channel
Road CCCH data, then be scheduled after treatment is completed to data and be sent to air interface and be specially in advance：
If transmission block is CCCH data, the time that NodeB is not configured according to RNC sends data, in advance immediately to transmission block
Down physical layer process treatment is carried out, air interface is sent to after the completion for the treatment of；
If transmission block is non-CCCH data, the time that NodeB is configured according to RNC, by transport block data by downlink physical
Air interface is sent to after the completion of layer process treatment.
6. a kind of reduction RRC connects the device of time delay, and wherein radio network controller (RNC) receives the RRC companies that user terminal sends
Request message is connect, after RNC receives RRC connection request message, RRC is sent to base station NodeB via forward access channel FACH and is connected
Connect message, it is characterised in that described device includes：
Receiver module, for receiving and preserves the packet of forward access channel FACH；
Parsing module, for parsing the packet for receiving；
Scheduler module, sky is sent to for when the packet is CCCH data, being scheduled to data in advance after treatment
Middle interface；
Wherein, user terminal receives the data from air interface, parses RRC connections and sets up message, and sending RRC to RNC connects
Connect and set up completion message.
7. device according to claim 6, it is characterised in that：
The parsing module is additionally operable to indicate TFI parsing packets according to transformat, and obtains transmission block；Judge transmission block
Whether bearer channel type is CCCH channels, if CCCH channels, then transmission block is CCCH data, otherwise transmission block right and wrong
CCCH data.
8. the device according to claim 6 or 7, it is characterised in that：
The scheduler module is additionally operable to when the packet is non-CCCH data, according to the time that RNC is configured, by number of transport blocks
According to by being sent to air interface after the completion of the treatment of down physical layer process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110151027.7A CN102821482B (en) | 2011-06-07 | 2011-06-07 | A kind of reduction RRC connects the method and device of time delay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110151027.7A CN102821482B (en) | 2011-06-07 | 2011-06-07 | A kind of reduction RRC connects the method and device of time delay |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102821482A CN102821482A (en) | 2012-12-12 |
| CN102821482B true CN102821482B (en) | 2017-05-31 |
Family
ID=47305251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110151027.7A Expired - Fee Related CN102821482B (en) | 2011-06-07 | 2011-06-07 | A kind of reduction RRC connects the method and device of time delay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102821482B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101155413A (en) * | 2006-09-27 | 2008-04-02 | 华为技术有限公司 | Method for switching RRC status and its user's set network appliance |
| CN101222419A (en) * | 2007-01-10 | 2008-07-16 | 华为技术有限公司 | Data communication method and system, data transmitting/receiving device |
| CN101594274A (en) * | 2008-05-29 | 2009-12-02 | 中兴通讯股份有限公司 | The initial method that inserts and the transmission method of initial access signaling |
| CN101741693A (en) * | 2008-11-10 | 2010-06-16 | 中兴通讯股份有限公司 | Distribution method of MAC entities |
| CN101801096A (en) * | 2009-02-10 | 2010-08-11 | 大唐移动通信设备有限公司 | Method, system and equipment of random access |
-
2011
- 2011-06-07 CN CN201110151027.7A patent/CN102821482B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101155413A (en) * | 2006-09-27 | 2008-04-02 | 华为技术有限公司 | Method for switching RRC status and its user's set network appliance |
| CN101222419A (en) * | 2007-01-10 | 2008-07-16 | 华为技术有限公司 | Data communication method and system, data transmitting/receiving device |
| CN101594274A (en) * | 2008-05-29 | 2009-12-02 | 中兴通讯股份有限公司 | The initial method that inserts and the transmission method of initial access signaling |
| CN101741693A (en) * | 2008-11-10 | 2010-06-16 | 中兴通讯股份有限公司 | Distribution method of MAC entities |
| CN101801096A (en) * | 2009-02-10 | 2010-08-11 | 大唐移动通信设备有限公司 | Method, system and equipment of random access |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102821482A (en) | 2012-12-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI359583B (en) | Optimized random access channel (rach) access | |
| CN108462998B (en) | Base station, user equipment and method for random access | |
| CN101836374B (en) | Method for transmitting data of common control channel | |
| TWI451778B (en) | Method of establishing multiple links with multiple component carriers and related communication device | |
| EP1690348B1 (en) | Processing transport format information to prevent mac header redundancy | |
| EP2645758A1 (en) | Method and device for data transmission | |
| US9049713B2 (en) | Radio communication apparatus, radio communication system and radio communication method | |
| EP2124499A1 (en) | Method and apparatus for performing buffer status reporting | |
| CN103548405A (en) | Method, device, and system for scheduling-request resource allocation | |
| KR101975195B1 (en) | Base station and method connecting user equipment thereof | |
| JP2009521892A5 (en) | ||
| JP2012512600A (en) | System and method for multi-user multiplexing | |
| KR20090004520A (en) | Paging information transmission method for effective call setup | |
| KR20100105438A (en) | Method of establishing multiple links with multiple component carriers and related communication device | |
| CN105659683A (en) | System and Method for Setting Cyclic Prefix Length | |
| EP2627119B1 (en) | Method and device for delayed release of temporary block flow | |
| CN103999526B (en) | Uplink resource allocating method and device | |
| EP2107709A2 (en) | Method and apparatus of transmission time interval bundling management | |
| EP3637828B1 (en) | Method and system for processing scheduling request | |
| CN106454908A (en) | Scheduling information processing method and device | |
| WO2008095115A2 (en) | Frame protocols and signalling for use in high speed transmission | |
| CN103797836A (en) | Scheduling method and base station | |
| JP6054534B2 (en) | Method and device related to discontinuous reception | |
| CN102821482B (en) | A kind of reduction RRC connects the method and device of time delay | |
| CN103220823B (en) | Point-to-point call release method and equipment in TD-LTE digital cluster system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170531 Termination date: 20190607 |