CN102396289A - Method, base station, user equipment and network system for information sending and receiving - Google Patents

Method, base station, user equipment and network system for information sending and receiving Download PDF

Info

Publication number
CN102396289A
CN102396289A CN2009801192129A CN200980119212A CN102396289A CN 102396289 A CN102396289 A CN 102396289A CN 2009801192129 A CN2009801192129 A CN 2009801192129A CN 200980119212 A CN200980119212 A CN 200980119212A CN 102396289 A CN102396289 A CN 102396289A
Authority
CN
China
Prior art keywords
information
redundancy check
information block
broadcast channel
physical broadcast
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.)
Granted
Application number
CN2009801192129A
Other languages
Chinese (zh)
Other versions
CN102396289B (en
Inventor
黄飞
高秀娟
王燚
印翀
陈庆勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN102396289A publication Critical patent/CN102396289A/en
Application granted granted Critical
Publication of CN102396289B publication Critical patent/CN102396289B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

A method, a base station, a user equipment (UE) and a network system for information sending and receiving. The method involves the steps of: scrambling the cyclic redundancy check (CRC) information, which is in the physical broadcast channel (PBCH) and is used for checking the master information block (MIB) information, by applying a dedicated multicast CRC mask (100); and sending the PBCH information, which includes the MIB information and the scrambled CRC information (101). The present invention uses a mask which is different from the CRC mask in the PBCH of the prior art, and thereby prevents a UE which does not support a dedicated multimedia broadcast multicast service (MBMS) carrier service from successfully decoding the MIB information carried by a PBCH and from residing in the dedicated MBMS carrier network.

Description

Method, base station, user equipment and network system for information sending and receiving
Information is sent and message receiving method, base station, user equipment are Ji Wang Network systems technologies field
The present embodiments relate to communication technical field, more particularly to a kind of information is sent and message receiving method, base station, user equipment are Ji Wang Network systems.Background technology
Tong Xin Wang Network resources are moved in order to effectively utilize Yi, mobile communication global normalization tissue proposes multimedia broadcasting and multicast (the Multimedia Broadcast Multicast Service of mobile radio communication Lip river;Hereinafter referred to as：MBMS) business, can realize that a data source sends the point-to-multipoint service of data to multiple users in dynamic logical letter net Network is moved, realize net Network resources shared, and put forward the utilization rate of high net Network resources.MBMS supports two kinds of business models of multi-media broadcasting service and multicast service, both multimedia video information can directly be broadcasted to all users, the contracted user that one group of charge can also be sent to watches, may also help in operator and carries out a variety of business applications such as multimedia advertising, free and pay-television channels, multimedia message mass-sending.
Mobile communication global normalization organizational standard defines two Zhong Wang Network deployment forms：The first is shared-carrier i.e. mixed carrier, for passing the resource of multicast and unicast, and the Radio Resource under a carrier wave is shared between the mixed carrier and unicast system；(User Equipment are hereinafter referred to as user equipment in Wang Network as：UE two kinds of services of unicast and multicast can) be received；Second is to transmit MBMS using special carrier, wherein, current UE can use unicast mode or mixed mode Jie Ru Wang Network, and after the UE for not supporting special carrier MBMS accesses MBMS special carrier Wang Network, the UE can be then caused to be successfully accessed MBMS special carrier Wang Network, the access process to the Wang Network can not be exited again so that the UE is in " deadlock " state, so as to cause the waste of the UE and system resource.The content of the invention
The embodiment of the present invention provides a kind of information and sent and message receiving method, base station, user equipment and net Network systems, it is to avoid do not support the UE of special carrier MBMS to be resident MBMS special carrier Wang Network.The embodiment of the present invention, which provides a kind of method for sending information, to be included：
Application specific multicast loops redundancy check mask, to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information；
Physical Broadcast Channel information is sent, the Physical Broadcast Channel information includes the Master Information Block information and the cyclic redundancy check information of scrambled processing.
The embodiment of the present invention provides a kind of message receiving method, including：
The Physical Broadcast Channel information that base station is sent is received, the Physical Broadcast Channel information includes Master Information Block information and the cyclic redundancy check information for verifying the Master Information Block information；
Application specific multicast loops redundancy check mask, carries out scramble process to the cyclic redundancy check information, obtains the Master Information Block information.
The embodiment of the present invention provides a kind of base station, including：
First processing module, for application specific multicast loops redundancy check mask, to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information；
Sending module, for sending the Master Information Block information in the Physical Broadcast Channel information after first processing module processing and the cyclic redundancy check information of scrambled processing to user equipment.
The embodiment of the present invention provides a kind of user equipment, including：
Receiving module, the Physical Broadcast Channel information for receiving base station transmission, Physical Broadcast Channel information includes Master Information Block information and the cyclic redundancy check information for verifying the Master Information Block information；
3rd processing module, application specific multicast loops redundancy check mask carries out scramble process to the cyclic redundancy check information, obtains the Master Information Block information.
The embodiment of the present invention provides a kind of Wang Network systems, including：
Base station, for application specific multicast loops redundancy check mask, to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information, and the Physical Broadcast Channel information is sent to user equipment, the Physical Broadcast Channel information includes the Master Information Block information and the cyclic redundancy check information of scrambled processing； User equipment, Physical Broadcast Channel information for receiving base station transmission, the Physical Broadcast Channel information includes Master Information Block information and the cyclic redundancy check information for verifying the Master Information Block information, and apply the special multicast loops redundancy check mask, scramble process is carried out to the cyclic redundancy check information, the Master Information Block information is obtained.Information provided in an embodiment of the present invention is sent and message receiving method, base station, user equipment are Ji Wang Network systems, application specific multicast loops redundancy check mask, to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information, then the Physical Broadcast Channel information for the CRC letter for including Master Information Block information and scrambled processing is sent, makes not support the UE of special carrier MBMS business can not correctly obtain by Physical Broadcast Channel (Physical broadcast channel；Hereinafter referred to as：PBCH) the Master Information Block information of carrying, is effectively prevented from not supporting the UE of special carrier MBMS to reside in MBMS special carrier Wang Network.Brief description of the drawings
Fig. 1 is that UE of the embodiment of the present invention carries out exiting schematic flow sheet during Wang Network are resident；Fig. 2 is method for sending information flow chart of the embodiment of the present invention；
Fig. 3 is message receiving method flow chart of the embodiment of the present invention；
Fig. 4 is the architecture of base station schematic diagram of the embodiment of the present invention one；
Fig. 5 is the architecture of base station schematic diagram of the embodiment of the present invention two；
Fig. 6 is user device architecture schematic diagram of the embodiment of the present invention；
Fig. 7 is that Wang Network systems of the embodiment of the present invention cause schematic diagram.Embodiment
The technical scheme of the embodiment of the present invention is further illustrated with specific embodiment below in conjunction with the accompanying drawings.When UE accesses MBMS special carrier Wang Network, if the UE does not support special carrier MBMS, then the UE need to exit the MBMS special carrier Wang Network, Fig. 1 is that UE of the embodiment of the present invention carries out exiting schematic flow sheet during Wang Network are resident, as shown in Figure 1, UE synchronizes access firstly the need of with the Wang Network, if synchronous be successfully accessed, passes through primary synchronization channel (Primary Synchronisation Channel; Hereinafter referred to as：PSC)/auxiliary synchronization channel (Secondary Synchronisation Channel;Hereinafter referred to as：SSC) obtain the mark of cell, reference signal obtained by cell ID, the reference signal is PN sequence, and the initial value of PN sequences is obtained according to the mark of cell, with recognize current area whether be LTE an operational cell；If synchronous access failure, exits current area, the synchronous access procedure of other cells is initiated again, this is the first exit point.
Cell ID is obtained with after reference signal, after UE demodulation PBCH, obtaining Master Information Block（Master Information Block;Hereinafter referred to as：MIB) information, if now can not correctly obtain mib information, UE exits access procedure, re-starts synchronous access, and this is the second exit point.
Successfully obtain after MIB information, UE also needs to further obtain system information block（System information block;Hereinafter referred to as：SIB) information, the resident subsequent process of cell can just be proceeded by only successfully obtaining after SIB1/SIB2 information, realize being successfully accessed for net Network；Access procedure is exited if SIB1/SIB2 information is not obtained, this is the 3rd exit point.
According to the three of above-mentioned flow exit points, above three escape mechanism can be passed through for the UE incompatible with Dang Qian Wang Network, it is to avoid reside in incompatible Wang Network during the UE Wang Network accesses of different system.Various embodiments of the present invention provide a solution so that exiting during the second exit point in UE Wang Network access process, it is to avoid do not support special carrier MBMS user equipment reside in MBMS special carrier nets it is each in.
Fig. 2 is method for sending information flow chart of the embodiment of the present invention, as shown in Fig. 2 this method includes：Step 100, application specific multicast loops redundancy check mask, to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information；
Mobile terminal is to be successfully accessed in no Xian Wang Network, it allows for successfully getting the Μ Ι Β information issued Wu Xian Wang Network, that is, if allowing mobile terminal to be linked into this Wang Network Wu Xian Wang Network, its Μ Ι Β information issued be able to should be obtained by mobile terminal.If mobile terminal can not correctly obtain Μ Ι Β information, according to the regulation of existing RAN agreements, mobile terminal will move out Wang Network access process.In order to avoid not supporting the UE of special carrier MBMS to access MBMS special carrier net Network, then it can make not supporting the UE of special carrier MBMS to obtain just True mib information.In the embodiment of the present invention, base station passes through the cyclic redundancy check information to PBCH（Hereinafter referred to as：CRC) scrambled using a kind of special multicast loops redundancy check mask, this is set not support the UE of special carrier MBMS can not correctly solve the mib information of PBCH carryings, so that the UE can not obtain mib information, thus the proprietary carrier wave Wang Network of MBMS are exited, it is to avoid the UE is resided in Ci Wang Network.
Specially, it is Physical Broadcast Channel information by the PBCH information sent, as shown in table 1, Physical Broadcast Channel information specifically includes mib information and CRC information, wherein mib information is 24 information bits, 16 cyclic redundancy bits of CRC information, the CRC information of 16 is obtained according to 24 mib informations, for being verified to mib information.Wang Network sides can carry out scrambling processing, mask is corresponding with aerial information, specific as shown in table 2, three kinds of different masks represent three kinds of antenna configurations respectively using mask in order to which aerial information is carried into UE to CRC information.Corresponding mask is chosen according to the number of actual transmission antenna, then application mask carries out XOR processing to CRC information, CRC is carried aerial information.The method that UE uses blind check, decoded respectively according to the sending method of an antenna, two antennas and four antennas, and XOR is solved to CRC with respective antenna number corresponding mask, then judge whether its mib information is correct, and number of transmission antennas is known with this.Certain UE has prestored the corresponding relation of mask and antenna configuration, unicast/the mask information in composite mode for being equally stored with as shown in table 2 on the UE of special carrier MBMS is not supported, when the UE for not supporting special carrier MBMS accesses MBMS special carrier Wang Network, correct mib information can also be obtained, so that the UE can not be avoided resident in MBMS special carrier Wang Network.The embodiment of the present invention increases a special multicast loops redundancy check mask being applied under the multicasting mode of special carrier under existing unicast/mixed mode on the basis of mask, i.e. application the special multicast loops redundancy check mask to CRC information carry out scrambling processing, then again by the CRC information of scrambled processing together with mib information by being sent out under PBCH.And the special multicast loops redundancy check mask will prenotice the UE for supporting special carrier MBMS so that CRC can be correctly decoded by supporting the UE of special carrier MBMS.For not supporting the UE of special carrier MBMS business to obtain special multicast loops redundancy check mask, therefore CRC can not be correctly decoded, Mib information then can not be correctly obtained, therefore promotes its Tui Chu Wang Network access process.
The special multicast loops redundancy check mask being related in the present embodiment, as long as being (0 different from the corresponding three kinds of different CRC masks of three kinds of antenna configurations as defined in existing protocol, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0), (1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1) with (0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1), such as special multicast loops redundancy check mask can use (1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0), in order to ensure can select in systematic function the present embodiment（1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0) as special multicast loops redundancy check mask, table 3 is the Hamming distance between special multicast loops redundancy check mask and existing mask, as can be seen from Table 3, the special multicast CRC masks newly increased do not change the Hamming distance of minimum, therefore will not reduce systematic function.
Table 1
MIB ( 24bits ) CRC ( 16bits)
Table 2
<1, 1,1, 1,1, 1,1, 1,1, 1,1, 1,1,1,1,1〉 8
<0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1> 16
Step 101, Physical Broadcast Channel information is sent, the Physical Broadcast Channel information includes Master Information Block information and the cyclic redundancy check information of scrambled processing.
The special multicast loops redundancy check mask of base station applies is carried out after step-by-step XOR scrambling to CRC information, and scrambled CRC information and mib information are sent by PBCH to UE.Due to using the special multicast CRC masks of new PBCH a kind of in MBMS special carrier Wang Network, without supporting the UE of special carrier MBMS using three kinds of original CRC masks to carry out blind check PBCH, therefore the UE of special carrier MBMS is not supported to correctly detect out mib information, by providing that the UE can exit this MBMS special carrier Wang Network.In order to avoid not supporting special carrier MBMS UE is resident MBMS special carrier Wang Network mistakenly to receive mib information, base station can also be according further to Wang Network sides with supporting the UE of special carrier MBMS predetermined, corresponding to the SIB structures of multicasting mode, update the system information block message sent in data channel, the SIB information of renewal is crossed in the concurrent warp let-off, that is, the structure that base station will change SIB is sent to the UE by data channel again, because the UE is after mib information is successfully obtained, SIB information is also further obtained to reach Jie Ru Wang Network purpose, therefore base station is UE Wang in the Liu Network for avoiding not supporting special carrier MBMS business, then can be on the basis of application specific multicast loops redundancy check mask be scrambled to CRC information, change the structure of SIB information, such as only transmission SIB1 is without transmitting SIB2, and structural information Shi Wang Network sides are with supporting the UE of special carrier MBMS pre-specified, will not be same with unicast/mixed phase, therefore such UE can correctly obtain SIB information and complete Wang Network access process；And corresponding to the UE for not supporting special carrier MBMS, due to the difference of the structure of SIB information, make not support the UE of special carrier MBMS can not obtain SIB information, therefore Tui Chu Wang Network access process.By the above method, using dual escape mechanism, the purpose for avoiding the UE for not supporting special carrier MBMS from accessing special Duo Bo Wang Network is reached.
Method for sending information provided in an embodiment of the present invention, application specific multicast loops redundancy check mask is believed CRC in Physical Broadcast Channel information, for verifying Master Information Block information Breath carries out scrambling processing, then the Physical Broadcast Channel information for the CRC letter for including Master Information Block information and scrambled processing is sent, make not support the UE of special carrier MBMS can not correctly obtain the Master Information Block information carried by PBCH, be effectively prevented from not supporting the UE of special carrier MBMS to reside in MBMS special carrier Wang Network.
Fig. 3 is message receiving method flow chart of the embodiment of the present invention, as shown in figure 3, this method includes：Step 200, the Physical Broadcast Channel information that base station is sent is received, the Physical Broadcast Channel information includes Master Information Block information and the cyclic redundancy check information for verifying the Master Information Block information；
Base station is sent in PBCH information, the PBCH information to UE and carries mib information and CRC information in order that the UE of special carrier MBMS must be supported to be linked into MBMS special carrier Wang Network.And in order to avoid not supporting the UE of special carrier MBMS to reside in
In MBMS special carrier Wang Network, the special multicast loops redundancy check mask of base station applies has carried out scrambling to CRC such as XOR processing.User equipment receives the PBCH information that base station is sent by Physical Broadcast Channel.
Step 201, application specific multicast loops redundancy check mask, scramble process is carried out to the cyclic redundancy check information, obtains the Master Information Block information.
When supporting that the UE of special carrier MBMS carries out MBMS special carrier nets Network access process, application specific multicast loops redundancy check mask can correctly obtain mib information, and carry out netting the subsequent process in Network access process.
Base station is not in order to avoid supporting the UE of special carrier MBMS mistakenly to have received MIB information, base station can also according further to Wang Network sides with support special carrier MBMS UE is predetermined, SIB structures corresponding to multicasting mode, the system information block message sent in data channel is updated, the SIB information of renewal is crossed in the concurrent warp let-off.For supporting SIB structures of the UE of special carrier MBMS due to knowing multicasting mode in advance, therefore can according to net Network sides and user equipment predetermined, system information block structure corresponding to multicasting mode, receive the SIB information that base station is sent by data channel；And for not supporting the UE of special carrier MBMS, even if the UE mistakenly have received mib information, but because the UE can not obtain SIB information, must equally move back Chu Wang Network access process.
UE of the embodiment of the present invention introduced below obtains MIB flow, and the flow specifically includes following steps：
UE searches for synchronizing channel PSC/SSC first, is synchronized to MBMS special carrier Wang Network；The mark and reference signal of cell are obtained by synchronizing channel；
According to demodulation reference signal PBCH;
Because the generating process of mib information is as follows：It is by 24bit mib information
α.,αι,α2,α",αObtain 16 0 (information is ^1^2, ^ ", CRC bits according to transmission antenna number mask as shown in Table 4χ."',.,χ,χ 5Scrambled, final bit sequence bad ij Cc CpC, c are generated as the following formula3..., c39
, for k = 0, 1, 2, ··., A-l;
=(¾ + — Jmod2 , for k = for k = A, A+l, A+2,..., A+15
( A=24 ) 。
The antenna number PBCH CRC masks of the base station parameter of table four< ,0,Λ..., 15>
1 <0, 0, 0, 0, 0, 0, 0, 0, 0, ο, 0, o, 0, 0, o, 0>
2 <1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1>
3 <0, 1,0, 1,0, 1,0, 1, 0, 1, o, 1, o, 1, o, 1>Multicast<1,0, 1,0, 1,0, 1, 0, 1, ο, 1, o, 1, o, 1, 0>Therefore UE will obtain mib information, it is necessary to which application CRC masks carry out solution XOR processing to the CRC handled by mask XOR.The UE of special carrier MBMS is not supported to verify the correctness of mib information according to the antenna opening number 1,2 and 4 of table four, because now MBMS special carriers Wang Network use special multicast CRC masks, therefore the UE of special carrier MBMS is not supported to occur check errors, so as to which mib information can not be properly received, Wang Network access process is then log out.The PBCH of multicast can be used for MBMS special carrier Wang Network UE can be accessed Special multicast CRC masks verify the correctness of mib information, so as to obtain mib information, then proceed to subsequent operation of the executive resident in MBMS special carrier Wang Network.
In message receiving method provided in an embodiment of the present invention, the UE of special carrier MBMS is supported to be properly received MIB and SIB information to be successfully accessed MBMS special carrier Wang Network according to the advance negotiation configuration information Yu Wang Network sides；And for supporting the UE of special carrier MBMS then due to that can not be properly received MIB and SIB information therefore MBMS special carrier Wang Network access process can be exited in time.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can be completed by the related hardware of programmed instruction, foregoing program can be stored in a computer read/write memory medium, the program upon execution, performs the step of including above method embodiment；And foregoing storage medium includes：ROM, RAM, magnetic disc or CD etc. are various can be with the medium of store program codes.
Fig. 4 is the architecture of base station schematic diagram of the embodiment of the present invention one, as shown in Figure 4, the base station includes first processing module 11 and sending module 12, wherein first processing module 11 is used for application specific multicast loops redundancy check mask, to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information；Sending module 12 is used to send the Master Information Block information in the Physical Broadcast Channel information after first processing module 11 is handled and the cyclic redundancy check information of scrambled processing to user equipment.
Specifically, first processing module 11 is scrambled using a kind of special multicast loops redundancy check mask to PBCH CRC, because special multicast loops redundancy check mask is different from the mask for the sending method that existing protocol corresponds to an antenna, two antennas and four antennas, therefore it can ensure not supporting the UE of special carrier MBMS can not correctly obtain mib information, so that Tui Chu Wang Network access process.Such as special multicast loops redundancy check mask will not reduce systematic function from (1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0) that do not change the minimum Hamming distance between existing mask.After the processing of first processing module 11 terminates, mib information and scrambled CRC information are sent to UE by sending module 12 by PBCH. Base station provided in an embodiment of the present invention, use the mask different from the CRC masks in existing PBCH, make not support the UE of special carrier MBMS can not correctly solve the MIB information of PBCH carryings, it is effectively prevented from not supporting the UE of special carrier MBMS to reside in MBMS special carrier Wang Network, the CRC mask different due to having used, therefore identical PBCH bit can represent MBMS special carrier Wang Network proprietary content.
Fig. 5 is the architecture of base station schematic diagram of the embodiment of the present invention two, as shown in Figure 5, the base station includes first processing module 11 and sending module 12, in order to avoid do not support the UE of special carrier MBMS during detecting PBCH it is various it is unpredictable due to mistakenly receive mib information, guarantee does not support the UE of special carrier MBMS to want Tui Chu Wang Network in follow-up access process, therefore base station also includes Second processing module 13 for predetermined according to Wang Network sides and UE, corresponding to the system information block structure of multicasting mode, update the system information block message sent in data channel.Base station is by Second processing module 13 on the basis of application specific multicast loops redundancy check mask is scrambled to CRC information, change the structure of SIB information, and structural information Shi Wang Network sides are with supporting the UE of special carrier MBMS pre-specified, will not be same with unicast/mixed phase, therefore such UE can correctly obtain SIB information and complete Wang Network access process；And corresponding to the UE for not supporting special carrier MBMS, due to the difference of the structure of SIB information, make not support the UE of special carrier MBMS can not obtain SIB information, then can not obtain SIB information, therefore want Tui Chu Wang Network access process.SIB information by topology update is sent via data channel also by sending module 12.
In addition, base station also includes being used to store the first memory module 14 of the system information block structural information of special the multicast loops redundancy check mask and multicasting mode.First processing module 11 and Second processing module 13 obtain corresponding information from the first memory module 14 and different information are handled, and reach the purpose for promoting the UE Tui Chu Wang Network access process for not supporting special carrier MBMS.
Base station provided in an embodiment of the present invention, application specific multicast loops redundancy check mask, to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information, then the Physical Broadcast Channel information for the CRC letter for including Master Information Block information and scrambled processing is sent, makes not support the UE of special carrier MBMS can not be obtained correctly to be carried by PBCH Master Information Block information, be effectively prevented from not supporting the UE of special carrier MBMS business to reside in MBMS special carrier Wang Network.
Fig. 6 is user device architecture schematic diagram of the embodiment of the present invention, as shown in Figure 6, the user equipment includes the processing module 22 of receiving module 21 and the 3rd, wherein receiving module 21 is used for the Physical Broadcast Channel information for receiving base station transmission, and the Physical Broadcast Channel information includes Master Information Block information and the cyclic redundancy check information for verifying the Master Information Block information；The application specific multicast loops redundancy check mask of 3rd processing module 22, carries out scramble process to the cyclic redundancy check information, obtains the Master Information Block information.
Specifically, base station is sent in PBCH information, the PBCH information to UE and carries MIB information and CRC information in order that the UE of special carrier MBMS must be supported to be linked into MBMS special carrier Wang Network.And in order to avoid not supporting the UE of special carrier MBMS to reside in MBMS special carrier Wang Network, the special multicast loops redundancy check mask of base station applies has carried out scrambling processing to CRC such as carrying out XOR processing to CRC.The receiving module 21 in the UE of special carrier MBMS is supported to receive the PBCH information that base station is sent by Physical Broadcast Channel；Then by the application specific multicast loops redundancy check mask of the 3rd processing module 22, scramble process is carried out to the CRC information, mib information is obtained, and net the subsequent process of Network access process.UE for not supporting special carrier MBMS, because it can not correctly obtain mib information, therefore wants Tui Chu Wang Network access process.
Base station is not in order to avoid supporting the UE of special carrier MBMS mistakenly to have received MIB information, base station can also according further to Wang Network sides with support special carrier MBMS UE is predetermined, SIB structures corresponding to multicasting mode, the system information block message sent in data channel is updated, the SIB information of renewal is crossed in the concurrent warp let-off.For supporting SIB structures of the UE of special carrier MBMS due to knowing multicasting mode in advance, can by receiving module 21 according to user equipment is predetermined, system information block structure corresponding to multicasting mode, receive the system information block message that the base station is sent by data channel；And for not supporting the UE of special carrier MBMS, even if the UE mistakenly have received mib information, but because the UE can not obtain SIB information, equally must Tui Chu Wang Network access process. Also include being used to store the second memory module 23 of the system information block structural information of special the multicast loops redundancy check mask and multicasting mode in the UE that the present embodiment is provided, the processing module 22 of receiving module 21 and the 3rd obtains corresponding information from the second memory module 23 and different information is handled, to access MBMS special carrier Wang Network.
User equipment provided in an embodiment of the present invention can be properly received MIB and SIB information to be successfully accessed MBMS special carrier Wang Network according to the advance negotiation configuration information Yu Wang Network sides；And for not supporting the UE of special carrier MBMS then due to that can not be properly received MIB and SIB information therefore MBMS special carrier Wang Network access process can be exited in time.
Fig. 7 is that Wang Network systems of the embodiment of the present invention cause schematic diagram, the as shown in Figure 7 Wang Network systems include base station 1 and user equipment 2, wherein base station 1 is used for application specific multicast loops redundancy check mask, to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information, and the Physical Broadcast Channel information is sent to user equipment 2, the Physical Broadcast Channel information includes the Master Information Block information and the cyclic redundancy check information of scrambled processing；User equipment 2 is used for the Physical Broadcast Channel information for receiving the transmission of base station 1, the Physical Broadcast Channel information includes Master Information Block information and the cyclic redundancy check information for verifying the Master Information Block information, and apply the special multicast loops redundancy check mask, scramble process is carried out to the cyclic redundancy check information, the Master Information Block information is obtained.
The present embodiment provides the base station being related in Wang Network systems and user equipment, the base station that can be provided using the various embodiments described above and user equipment, and here is omitted for its 26S Proteasome Structure and Function.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although the present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It can still modify to the technical scheme described in foregoing embodiments, or carry out equivalent substitution to which part technical characteristic；And these modifications or replacement, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.

Claims (1)

  1. Claims
    1st, a kind of method for sending information, it is characterised in that including：
    Application specific multicast loops redundancy check mask, to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information；
    The Physical Broadcast Channel information is sent, the Physical Broadcast Channel information includes the Master Information Block information and the cyclic redundancy check information of scrambled processing.
    2nd, method for sending information according to claim 1, it is characterised in that methods described also includes：According to net Network sides and user equipment be predetermined, system information block structure corresponding to multicasting mode, update the data after the system information block message in channel, the system information block message by updating is sent to user equipment.
    3rd, method for sending information according to claim 1 or 2, it is characterised in that the special multicast loops redundancy check mask includes（1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0 ) .
    4th, method for sending information according to claim 3, it is characterized in that, the application specific multicast loops redundancy check mask, includes to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information：
    Using the special multicast loops redundancy check mask, XOR processing is carried out to the cyclic redundancy check information step-by-step generated according to the Master Information Block information.
    5th, a kind of message receiving method, it is characterised in that including：
    The Physical Broadcast Channel information that base station is sent is received, the Physical Broadcast Channel information includes Master Information Block information and the cyclic redundancy check information for verifying the Master Information Block information；
    Application specific multicast loops redundancy check mask, scramble process is carried out to the cyclic redundancy check information, obtains the Master Information Block information.
    6th, message receiving method according to claim 5, it is characterised in that methods described also includes：According to net Network sides and user equipment be predetermined, system information block structure corresponding to multicasting mode, the system information block message that the base station is sent by data channel is received.
    7th, the message receiving method according to claim 5 or 6, it is characterised in that the application is special With multicast loops redundancy check mask, carrying out scramble process to the cyclic redundancy check information includes：Application specific multicast loops redundancy check mask, solution XOR processing is carried out to the cyclic redundancy check information step-by-step generated according to the Master Information Block information.
    8th, a kind of base station, it is characterised in that including：
    First processing module, for application specific multicast loops redundancy check mask, to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information；
    Sending module, for sending the Physical Broadcast Channel information, the Physical Broadcast Channel information includes the Master Information Block information and the cyclic redundancy check information of scrambled processing.
    9th, base station according to claim 8, it is characterised in that also include：
    Second processing module, for according to net Network sides and user equipment be predetermined, system information block structure corresponding to multicasting mode, updating the system information block message sent in data channel.
    10th, base station according to claim 9, it is characterised in that the sending module is additionally operable to send the system information block message by updating by the data channel.
    11st, base station according to claim 10, it is characterised in that also include：
    First memory module, the system information block structural information for storing the special multicast loops redundancy check mask and multicasting mode.
    12nd, a kind of user equipment, it is characterised in that including：
    Receiving module, the Physical Broadcast Channel information for receiving base station transmission, the Physical Broadcast Channel information includes Master Information Block information and the cyclic redundancy check information for verifying the Master Information Block information；3rd processing module, application specific multicast loops redundancy check mask carries out scramble process to the cyclic redundancy check information, obtains the Master Information Block information.
    13rd, user equipment according to claim 12, it is characterised in that the receiving module is additionally operable to：
    According to user equipment is predetermined, system information block structure corresponding to multicasting mode, receive the system information block message that the base station is sent by data channel.
    14th, the user equipment according to claim 12 or 13, it is characterised in that also include： Second memory module, the system information block structural information for storing the special multicast loops redundancy check mask and multicasting mode.
    15th, a kind of Wang Network systems, it is characterised in that including：
    Base station, for application specific multicast loops redundancy check mask, to cyclic redundancy check information progress scrambling processing in Physical Broadcast Channel information, for verifying Master Information Block information, and the Physical Broadcast Channel information is sent to user equipment, the Physical Broadcast Channel information includes the Master Information Block information and the cyclic redundancy check information of scrambled processing；
    User equipment, for receiving the Physical Broadcast Channel information that the base station is sent, the Physical Broadcast Channel information includes Master Information Block information and the cyclic redundancy check information for verifying the Master Information Block information, and apply the special multicast loops redundancy check mask, scramble process is carried out to the cyclic redundancy check information, the Master Information Block information is obtained.
CN200980119212.9A 2009-03-16 2009-03-16 Method, base station, user equipment and network system for information sending and receiving Active CN102396289B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/070814 WO2010105402A1 (en) 2009-03-16 2009-03-16 Method, base station, user equipment and network system for information sending and receiving

Publications (2)

Publication Number Publication Date
CN102396289A true CN102396289A (en) 2012-03-28
CN102396289B CN102396289B (en) 2014-05-07

Family

ID=42739104

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200980119212.9A Active CN102396289B (en) 2009-03-16 2009-03-16 Method, base station, user equipment and network system for information sending and receiving

Country Status (2)

Country Link
CN (1) CN102396289B (en)
WO (1) WO2010105402A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111030794A (en) * 2015-12-03 2020-04-17 华为技术有限公司 Data transmission method, base station and user equipment

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9510132B2 (en) 2012-05-11 2016-11-29 Qualcomm Incorporation Methods and apparatus for managing machine-type communications
US10763939B2 (en) 2014-05-15 2020-09-01 Huawei Technologies Co., Ltd. Base station, user equipment, and communication signal transmitting and receiving methods
CN108781399B (en) * 2016-03-28 2021-08-13 苹果公司 Systems, methods, and apparatus for transmission of network information in a Physical Broadcast Channel (PBCH)
CN108809504B (en) * 2017-05-05 2022-08-05 中兴通讯股份有限公司 Information transmission method and device
CN110149676B (en) * 2018-02-11 2022-03-25 华为技术有限公司 Method and device for selecting resident cell

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1871802A (en) * 2003-10-10 2006-11-29 摩托罗拉公司 Apparatus and method for distinguishing a frame on channel shared by multiple users
CN101155382A (en) * 2006-09-25 2008-04-02 北京三星通信技术研究有限公司 Device and method for sending user's set identification and user information
WO2008052477A1 (en) * 2006-10-31 2008-05-08 Huawei Technologies Co., Ltd. A code multiplexing method and system for high speed downlink shared channel

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7469049B1 (en) * 2003-03-04 2008-12-23 Marvell International Ltd. Data dependent scrambler with reduced overhead
CN101202606A (en) * 2007-11-28 2008-06-18 华为技术有限公司 Method and apparatus for information transmitting of high speed upward packet access system
CN101217342B (en) * 2008-01-08 2013-04-24 中兴通讯股份有限公司 A transmission method of physical broadcasting channel aerial information
CN101217344B (en) * 2008-01-08 2012-11-14 中兴通讯股份有限公司 A transmission method of physical broadcasting channel aerial information
CN101222300B (en) * 2008-01-25 2014-04-09 中兴通讯股份有限公司 Antenna amount transmission method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1871802A (en) * 2003-10-10 2006-11-29 摩托罗拉公司 Apparatus and method for distinguishing a frame on channel shared by multiple users
CN101155382A (en) * 2006-09-25 2008-04-02 北京三星通信技术研究有限公司 Device and method for sending user's set identification and user information
WO2008052477A1 (en) * 2006-10-31 2008-05-08 Huawei Technologies Co., Ltd. A code multiplexing method and system for high speed downlink shared channel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111030794A (en) * 2015-12-03 2020-04-17 华为技术有限公司 Data transmission method, base station and user equipment

Also Published As

Publication number Publication date
WO2010105402A1 (en) 2010-09-23
CN102396289B (en) 2014-05-07

Similar Documents

Publication Publication Date Title
CN102396289A (en) Method, base station, user equipment and network system for information sending and receiving
US8396472B2 (en) Providing multiple data streams by different networks for the same content
US20180042033A1 (en) Method and device for scheduling single-cell Multimedia Broadcast and Multicast Service
US9648521B2 (en) Information acquiring method and base station
GB2488532A (en) Cross-carrier control channel change notification in broadcast communication
US20240031778A1 (en) Configuring a multicast or broadcast wireless network
KR20060103750A (en) Method for reconfiguration of control channel
CN103404217A (en) Communication units and methods for control channel change notification in broadcast communication system supporting carrier aggregation
US20180302843A1 (en) Wireless Communication Device and Method for Managing System Information Provided by a Wireless Communication Network
CN111447621B (en) Method and device in wireless communication
RU2614369C2 (en) Protection under provision of mobility between mbms servers
WO2018067057A1 (en) Methods, network node and wireless device for communicating and obtaining system information in a fembms system
US20160013977A1 (en) Service Processing Method for New Carrier Type Cell, Apparatus, and Communications System
JP6526212B2 (en) Paging message transmission method, paging message receiving method, and device
US20110170472A1 (en) Method for allocating physical layer control information for mbms and method for receiving physical layer control information for mbms therefor
US10439683B1 (en) Broadcast relaying via single-channel transmission
Ibanez et al. 5G broadcast SDR open source platforms
CN116438889A (en) Paging monitoring method, device, equipment and storage medium
CN109417803A (en) Method and apparatus for the signal configuration in wireless communication system
CN101998245A (en) Method and system for realizing message synchronization of common control channels
CN104885392A (en) Method, device and system for synchronizing forward error correction code words
CN113660727A (en) Method, device, apparatus and medium for determining and indicating access parameter
CN113573371A (en) System information transmission method, device, related equipment and storage medium
WO2024104082A1 (en) Information processing method and apparatus, and terminal
CN115189992B (en) Data processing method, device, network equipment and terminal equipment

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant