CN1434589A - Method for providing real time broadcasting service in mobile communication metwork - Google Patents
Method for providing real time broadcasting service in mobile communication metwork Download PDFInfo
- Publication number
- CN1434589A CN1434589A CN02100607A CN02100607A CN1434589A CN 1434589 A CN1434589 A CN 1434589A CN 02100607 A CN02100607 A CN 02100607A CN 02100607 A CN02100607 A CN 02100607A CN 1434589 A CN1434589 A CN 1434589A
- Authority
- CN
- China
- Prior art keywords
- broadcasting service
- layer
- district
- sub
- real time
- 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
Links
Images
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
This invention relates to a method for providing real time broad-cast service, especially suitable for the third generation of CDMA real-time broadcoast by special carrier. A radio acc network includes original service layer providing phone talk and a broadcast service layer providing real-time broadcast service which only sets independent down-stream carrier frequency and designs channels for broadcasting related local information and BP channels for beeping mobile terminal in broad-cast mode working according to switchable original service larger and that of broadcast, coincide or not in local cover area and position partition. Under the broadcast service layer mode, the mobile terminal independently controls local switch and monitors beep and special carrier is used when the broudcast layer delivers beep information and receives ACK information to deliver renewed information via the original service layer.
Description
Technical field
The present invention relates to the mobile communication technology field, particularly realize the method for broadcasting in real time in third generation code division multiple access (CDMA) mobile communication system, is by special carrier being set, the method for real time broadcasting service being provided in mobile communications network.
Background technology
In existing second generation mobile communication system, be subjected to bandwidth constraints, the business that provides is more single, as can only being main business with the transporting speech signal.In two generation half mobile communication system, though developed data service, be subjected to the restriction of transmission rate, also can only be confined to use in the information inquiry class business.In the 3-G (Generation Three mobile communication system) in future, multimedia service can be provided, therefore in 3-G (Generation Three mobile communication system), also might introduce multi-media broadcasting service and multicast service.
Broadcasting service is provided on portable terminal at present, mainly contains dual mode:
(1) integrated wireless broadcast receiver or television receiver on portable terminal, the broadcasting service of utilizing existing radio broadcasting net or Television Broadcasting Network to provide is listened to or rating.Its advantage is to have utilized existing Internet resources, do not need the mobile network is carried out any modification, but its shortcoming is also very obvious, owing to need integrated receiver circuit or TV receiver circuit on the portable terminal, can increase mobile terminal cost greatly, particularly when integrated television receiver, the problem that integrated difficulty is big, reception can't guarantee is arranged.
(2) utilize the mobile network that video request program or Audio on Demand are provided.Such as, in the technical specification of present 3-G (Generation Three mobile communication system), because enough broadcast channel capacity are not set, therefore existing broadcast channel can only low, the less demanding data of real-time of transmission rate, for data rate height, the demanding TV programme of real-time or broadcast program, can only provide by the mode of user's program request.Its shortcoming is, for some real-time broadcast programs, and as live TV news, sports cast, because of each user's program request all will take a channel, just can not shared network resource, cause the waste of resource.And be subjected to the restriction of resource, can not satisfy the demand that a large number of users is watched simultaneously.
Summary of the invention
The objective of the invention is to design a kind of method that real time broadcasting service is provided in mobile communications network,, provide real time broadcasting service in prior mobile network by the dedicated broadcast resource-special carrier with wide coverage property is set.
The technical scheme that realizes the object of the invention is such: a kind of method that real time broadcasting service is provided in mobile communications network is characterized in that:
In containing the wireless access network of former operation layer, set up to be exclusively used in the broadcasting service of real time broadcasting service layer is provided, this broadcasting service layer is only established independently downlink carrier frequency, with the broadcasting service layer is divided into the sub-district, neighbor cell uses different scramblers, and several microzonations are divided into the same position district;
Portable terminal is by switchable former operation layer and two kinds of mode of operation work of broadcasting service layer, under broadcasting service layer mode of operation, portable terminal resides at the sub-district of broadcasting service layer, with be controlled at the sub-district of minizone when moving by portable terminal separately and switch, and under broadcasting service layer mode of operation, monitor paging.
Described broadcasting service layer sub-district is provided with broadcast channel and paging channel, and broadcast channel is used to broadcast corresponding cell information, and paging channel is used for paging and is in portable terminal under the broadcast mode.
Described cell information comprises the frequency, scrambler, Random Access Channel (RACH) of broadcasting service floor subdistrict position district sign indicating number, broadcasting service floor cell paging channel configuration information and adjacent operation layer sub-district, AICH common signal channel and the forward access channel (FACH) relevant with Random Access Channel (RACH).
The scrambler in the described broadcasting service layer sub-district and the scrambler of original operation layer can be identical or different; The position of pbs layer sub-district is divided with the position of original operation layer sub-district and is divided and can overlap or not overlap.
Described sub-district is switched and is comprised position updating process, and trigger position upgrades and take place lane place trigger position renewal when changing when switching between described original operation layer pattern and broadcasting service layer model under the broadcasting service layer model.
Described under the pbs layer pattern, take place the lane place when changing trigger position upgrade, further comprise: obtain the original operation layer cell information adjacent in the broadcast message of portable terminal from broadcasting service layer broadcast channel with current broadcast operation layer sub-district, find can be resident former operation layer sub-district, utilize the Random Access Channel (RACH) of this former operation layer sub-district to send the request that inserts at random again; Receive the AICH information of former operation layer sub-district at portable terminal after from this, with receive frequency be tuned to described downlink carrier frequency, startup to the search of current broadcast operation layer sub-district with synchronously, utilize the uplink carrier frequency of former operation layer to send the message that comprises location updating message simultaneously, and wait for that on current broadcast operation layer sub-district receiving position upgrades confirmation to network.
Described increasing under broadcasting service layer mode of operation monitors paging, be the paging receiving process identical with former operation layer pattern, by the network based location information of mobile terminal that receives, select the sub-district in relevant position district, at broadcasting service layer model or former operation layer pattern, send descending paging information to portable terminal respectively by broadcasting service carrier frequency or original operation layer downlink carrier frequency.
The described special carrier that utilizes provides real time broadcasting service in mobile communications network, further comprise: portable terminal switches to former operation layer pattern from the broadcasting service layer model, and portable terminal is replied by original operation layer or made a call.
Described portable terminal is replied by original operation layer or is made a call, and also comprises by the broadcasting service layer utilizing broadcast channel that the cell information of adjacent former operation layer is sent to portable terminal.
Described portable terminal, under broadcasting service layer model and former operation layer pattern, a shared cover reception system and a synchro system.
Described portable terminal under broadcasting service layer model and former operation layer pattern, uses separately a receiving system and a shared cover synchro system respectively.
The present invention supports broadcasting service real-time, that data rate is high by special carrier is set in existing mobile communications system; When special carrier is set, broadcasting service layer and original operation layer, its cell coverage area, lane place are divided and can be overlapped also and can not overlap; When the present invention uses special carrier, be to send beep-page message at the broadcasting service layer; The present invention uses special carrier, and terminal has only a cover during receiver system, and terminal sends location updating message by original operation layer, in broadcasting service layer confirmation of receipt information.
A kind of method that real time broadcasting service is provided in mobile communications network of the present invention, compared following advantage with present technology:
1. portable terminal utilizes existing functional module can finish reception to TV programme, radio program, need not to be provided with in addition receiving circuit, helps improving the portable terminal integrated level, reduces equipment cost;
2. utilize mobile network existing, wide covering to support real time broadcasting service, can guarantee that portable terminal receives the effect of broadcast program;
3. compare with play-on-demand program, user's independent access broadcast program mode,, improved utilization ratio of wireless resources and power system capacity because the Internet resources of same support real time broadcasting service can provide real-time broadcast service to a plurality of mobile subscribers simultaneously.
Description of drawings
Fig. 1 is the schematic network structure that real time broadcasting service is provided in mobile communication system;
Fig. 2 is the cell structure schematic diagram that independent descending carrier is set in the inventive method;
Fig. 3 is the frequency configuration schematic diagram of downlink dedicated carrier wave;
Fig. 4 is mobile terminal structure and an operation principle block diagram in the inventive method.
Embodiment
The present invention is the dedicated broadcast resource-special carrier have wide coverage property by being provided with in existing 3g mobile network, and real time broadcasting service is provided.
Network configuration when mobile communication system shown in Fig. 1 utilizes the dedicated broadcast resource that real time broadcasting service is provided.Live sports cast is offered real time broadcasting service content supplier, give information transmission server by content provider with this real sports program transmission, again by information transmission server with its accessing mobile communication network, in the air interface of mobile communications network,, be broadcast to portable terminal in real time by special-purpose broadcast resource is set.Herein, the broadcast resource of set special use is a special carrier.Can adopt the wired connection mode between content supplier, information transmission server and mobile communications network.
Referring to Fig. 2, the structure of wireless access network shown in the figure and operation principle are the system configurations after the newly-increased broadcasting service pattern.
In the technical scheme that special carrier is set of the present invention, wireless access network is divided into original operation layer and pbs layer, newly-increased broadcasting service pattern and the original business model shown in arrow among the figure.The carrier frequency of original operation layer comprises uplink carrier frequencies f1 and descending carrier frequency f2, and original operation layer provides business such as voice conversation, transfer of data, wireless interconnected, video request program.The pbs layer that increases only needs independent downstream frequency f3, and real time broadcasting service is provided specially.
Pbs layer also is divided into a plurality of sub-districts, neighbor cell uses different scramblers, scrambler 1 ' as shown in FIG., scrambler 2 ' ..., scrambler 7 ', the scrambler that uses with original operation layer sub-district geographically, scrambler 1 as shown in FIG., scrambler 2 ..., scrambler 7 is corresponding, but the area that covers is bigger, and several sub-districts of pbs layer can be divided into same lane place, and are the same with the pattern of original operation layer.Scrambler-scrambler 1 in original operation layer, scrambler 2 ..., scrambler 7, with scrambler-scrambler 1 ' in the broadcasting service layer, scrambler 2 ' ..., between scrambler 7 ', do not contact directly, being can be identical between them (in the broadcasting service layer scrambler also for scrambler 1, scrambler 2 ..., scrambler 7) also can be inequality (as scrambler 1 ' among the figure, scrambler 2 ' ..., shown in the scrambler 7 '), and the sub-district of pbs layer and original operation layer and lane place thereof divide and can overlap also and can not overlap, and makes the network planning more flexible.
The pbs layer sub-district is provided with broadcast channel so that broadcast corresponding cell information, as broadcasting service floor subdistrict position district sign indicating number, broadcasting service layer cell paging channel configuration information, the frequency of adjacent operation layer sub-district, scrambler, Random Access Channel (RACH), AICH channel and the forward access channel common signal channels such as (FACHs) relevant with Random Access Channel.The pbs layer sub-district also is provided with paging channel, is used for paging and is in portable terminal under the broadcasting service pattern.
Referring to Fig. 3, the setting of the downlink dedicated of pbs layer shown in figure carrier frequency f3.For the complexity that reduces portable terminal, avoid of the interference of downlink dedicated carrier frequency to original base station, should be on frequency axis, after original upstream band, downstream bands, the high-end adjacent frequency of selection and downstream bands is as the downlink dedicated carrier frequency of supporting broadcasting service.
Referring to Fig. 4, implement the mobile terminal structure and the operation principle of the inventive method.In the present embodiment, for reducing the cost of portable terminal, a cover only being set receiving and synchro system, as shown in FIG., is the hardware configuration of existing portable terminal.Comprise master controller 401, by source encoder 404, channel encoder 405, D/A (D/A) transducer 406, the transmitting element that radio frequency (RF) sender 407 connects to form, by radio frequency (RF) receiver 408, mould/number (A/D) transducer 409, frequency synthesizer 412, search module 416, parameter controller 417, RAKE merges receiver 410, automatic frequency correction (AFC) module 411, automatic gain correction (AGC) module 413, channel decoder 414, source decoder 415, antenna 402 and duplexer 402 that receiving element that system synchronization module 418 connects to form and confession transmitting element and receiving element are shared.
When portable terminal is in following time of pattern of receiving broadcast service, carry out the mobile terminal locations registration if desired, then portable terminal is according to the adjacent cell frequency and the scrambling code information of relevant original operation layer of receiving at the broadcasting service layer, carry out cell selecting, and to core network transmission location updating message, this location updating message is based on the positional information of broadcasting service layer, and portable terminal returns the broadcasting service layer then; After core network is received the location updating message of a certain portable terminal, sub-district to the broadcasting service layer sends confirmation, during specific implementation, can utilize time slicing to send transmission location and upgrade confirmation by the down channel of newly-increased f3 carrier wave or in broadcasting service channel.
Correspondingly, portable terminal has two kinds of mode of operations, promptly original mobile paging business model and newly-increased Mobile Broadcast Services pattern.Under original mobile paging mode of operation, terminal works resides at the sub-district of original operation layer in original operation layer, carries out work according to original workflow; Switching to broadcasting service mode of operation following time, portable terminal will reside at the sub-district of broadcasting service layer, when terminal moves in different minizones, the sub-district will take place switches, owing to there is not up link this moment, its handoff procedure will be controlled separately by terminal, and its switching is identical with original service switch process.
Portable terminal when mobile, will be initiated the position and upgrade between the different lane place of broadcasting service layer.The upward signal that the position is upgraded will send by original operation layer.The present invention to existing mobile network's position more new ideas expand: come the trigger position renewal by the switching between original operation layer and the broadcasting service layer, promptly identical with original operation layer mode, broadcasting service pattern upper/lower positions district changes also and can upgrade by trigger position.Upgrade by the position, core network can know for sure, and arbitrary portable terminal is current to be in broadcasting service pattern or original business model, so that call terminal targetedly.
The particular location renewal process and the original business model that are in the broadcasting service pattern can be different.Portable terminal obtains original operation layer adjacent cell information by the broadcast of broadcast channel in the broadcasting service layer, utilizes to insert the RACH channel in original operation layer at random and send the position and upgrade.
With the portable terminal of a cover receiver system, need in short-term interrupt broadcasting service when upgrading to only in the position.After terminal moves to a new broadcasting service layer sub-district, by the demodulation broadcast message, the discovery lane place changes, at this moment need to upgrade, suppose that current broadcasting service layer sub-district is B1, terminal obtains the information of the original operation layer sub-district adjacent with B1 by the broadcast message of B1, these information help terminals find as early as possible communication quality the best, can be resident the sub-district, be assumed to be C1.Terminal utilizes its RACH to initiate to insert at random request in C1 this moment, behind the AICH that receives from C1, the receive frequency of terminal promptly may be tuned to broadcasting frequency f3, start early the search of B1 with synchronously, utilize f1 to send up, as to comprise location updating message Message part simultaneously, wait for that on B1 receiving position upgrades confirmation.
If terminal has two cover reception systems, then above position updating process and broadcasting service can be carried out simultaneously, when carrying out the position renewal, then do not need to interrupt broadcasting service.
Portable terminal is increased in the supervision paging function under the broadcasting service pattern, and the method for its paging receiving is identical with original business model.Core net sends paging signal to terminal, be according to the positional information that receives, select the sub-district of corresponding lane place,, send descending paging information by broadcasting service carrier frequency f3 or by original traffic carrier frequency f 2 respectively at broadcasting service pattern or original business model.
Portable terminal is replied or is made a call, and is all undertaken by original operation layer.Promptly when the user need reply or make a call, automatically switch to original operation layer.At this moment, for accelerating the speed that continues, the broadcasting service layer can be by the cell information of the adjacent original operation layer of broadcast channel broadcasts, as frequency, scrambling code information etc., for the terminal utilization, to improve the speed of terminal at original operation layer Cell searching.
The method that real time broadcasting service is provided in mobile communications network that the present invention proposes is specially adapted to carry out real time broadcasting service in third generation code division multiple access (CDMA) mobile communication system.
Claims (11)
1. method that real time broadcasting service is provided in mobile communications network is characterized in that:
In containing the wireless access network of former operation layer, set up to be exclusively used in the broadcasting service of real time broadcasting service layer is provided, this broadcasting service layer is only established independently downlink carrier frequency, with the broadcasting service layer is divided into the sub-district, neighbor cell uses different scramblers, and several microzonations are divided into the same position district;
Portable terminal is by switchable former operation layer and two kinds of mode of operation work of broadcasting service layer, under broadcasting service layer mode of operation, portable terminal resides at the sub-district of broadcasting service layer, with be controlled at the sub-district of minizone when moving by portable terminal separately and switch, and under broadcasting service layer mode of operation, monitor paging.
2. a kind of method that real time broadcasting service is provided in mobile communications network according to claim 1, it is characterized in that: described broadcasting service layer sub-district is provided with broadcast channel and paging channel, broadcast channel is used to broadcast corresponding cell information, and paging channel is used for paging and is in portable terminal under the broadcast mode.
3. a kind of method that real time broadcasting service is provided in mobile communications network according to claim 2 is characterized in that: described cell information comprises the frequency, scrambler, Random Access Channel (RACH) of broadcasting service floor subdistrict position district sign indicating number, broadcasting service floor cell paging channel configuration information and adjacent operation layer sub-district, AICH common signal channel and the forward access channel (FACH) relevant with Random Access Channel (RACH).
4. a kind of method that real time broadcasting service is provided in mobile communications network according to claim 1 is characterized in that: the scrambler in the described broadcasting service layer sub-district and the scrambler of original operation layer can be identical or different; The position of pbs layer sub-district is divided with the position of original operation layer sub-district and is divided and can overlap or not overlap.
5. a kind of method that real time broadcasting service is provided in mobile communications network according to claim 1 and 2, it is characterized in that: the switching of described sub-district comprises position updating process, when between described original operation layer pattern and broadcasting service layer model, switching trigger position upgrade and under the broadcasting service layer model, take place the lane place when changing trigger position upgrade.
6. a kind of method that real time broadcasting service is provided in mobile communications network according to claim 5, it is characterized in that described under the pbs layer pattern, take place the lane place when changing trigger position upgrade, further comprise: obtain the original operation layer cell information adjacent in the broadcast message of portable terminal from broadcasting service layer broadcast channel with current broadcast operation layer sub-district, find can be resident former operation layer sub-district, utilize the Random Access Channel (RACH) of this former operation layer sub-district to send the request that inserts at random again; Receive the AICH information of former operation layer sub-district at portable terminal after from this, with receive frequency be tuned to described downlink carrier frequency, startup to the search of current broadcast operation layer sub-district with synchronously, utilize the uplink carrier frequency of former operation layer to send the message that comprises location updating message simultaneously, and wait for that on current broadcast operation layer sub-district receiving position upgrades confirmation to network.
7. a kind of method that real time broadcasting service is provided in mobile communications network according to claim 1, it is characterized in that: described increasing under broadcasting service layer mode of operation monitors paging, be the paging receiving process identical with former operation layer pattern, by the network based location information of mobile terminal that receives, select the sub-district in relevant position district, at broadcasting service layer model or former operation layer pattern, send descending paging information to portable terminal respectively by broadcasting service carrier frequency or original operation layer downlink carrier frequency.
8. a kind of method that real time broadcasting service is provided in mobile communications network according to claim 1, it is characterized in that the described special carrier that utilizes provides real time broadcasting service in mobile communications network, further comprise: portable terminal switches to former operation layer pattern from the broadcasting service layer model, and portable terminal is replied by original operation layer or made a call.
9. a kind of method that real time broadcasting service is provided in mobile communications network according to claim 8, it is characterized in that: described portable terminal is replied by original operation layer or is made a call, and also comprises by the broadcasting service layer and utilizes broadcast channel that the cell information of adjacent former operation layer is sent to portable terminal.
10. a kind of method that real time broadcasting service is provided in mobile communications network according to claim 1 is characterized in that: described portable terminal, and under broadcasting service layer model and former operation layer pattern, a shared cover reception system and a synchro system.
11. a kind of method that real time broadcasting service is provided in mobile communications network according to claim 1, it is characterized in that: described portable terminal, under broadcasting service layer model and former operation layer pattern, use separately a receiving system and a shared cover synchro system respectively.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021006075A CN1192529C (en) | 2002-01-23 | 2002-01-23 | Method for providing real time broadcasting service in mobile communication metwork |
| PCT/CN2003/000053 WO2003063416A1 (en) | 2002-01-23 | 2003-01-21 | A method for providing real-time broadcast service in the mobile communication network |
| US10/502,502 US20050148297A1 (en) | 2002-01-23 | 2003-01-21 | Method for providing real− time broadcast service in the mobile communcation network |
| DE60329464T DE60329464D1 (en) | 2002-01-23 | 2003-01-21 | METHOD FOR PROVIDING A REAL-TIME RUNNING SERVICE IN THE MOBILE COMMUNICATION NETWORK |
| JP2003563150A JP2005516472A (en) | 2002-01-23 | 2003-01-21 | Method for providing a real-time broadcast service in a mobile communication network |
| AT03701456T ATE444658T1 (en) | 2002-01-23 | 2003-01-21 | METHOD FOR PROVIDING A REAL-TIME BROADCAST SERVICE ON A MOBILE COMMUNICATIONS NETWORK |
| AU2003203333A AU2003203333A1 (en) | 2002-01-23 | 2003-01-21 | A method for providing real-time broadcast service in the mobile communication network |
| EP03701456A EP1475921B1 (en) | 2002-01-23 | 2003-01-21 | A method for providing real-time broadcast service in the mobile communication network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021006075A CN1192529C (en) | 2002-01-23 | 2002-01-23 | Method for providing real time broadcasting service in mobile communication metwork |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1434589A true CN1434589A (en) | 2003-08-06 |
| CN1192529C CN1192529C (en) | 2005-03-09 |
Family
ID=27627181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021006075A Expired - Lifetime CN1192529C (en) | 2002-01-23 | 2002-01-23 | Method for providing real time broadcasting service in mobile communication metwork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1192529C (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007022701A1 (en) * | 2005-08-26 | 2007-03-01 | Huawei Technologies Co., Ltd. | A method, system and apparatus for implementing the broadcast multicast service notification |
| CN100352306C (en) * | 2004-08-04 | 2007-11-28 | 中兴通讯股份有限公司 | TD-SCDMA system cell multi-carrier frequency covering method |
| CN100359981C (en) * | 2004-07-27 | 2008-01-02 | 中兴通讯股份有限公司 | Method for covering multiple sectors at same time in TD-SCDMA |
| WO2008028417A1 (en) * | 2006-07-28 | 2008-03-13 | Huawei Technologies Co., Ltd. | Method and system for sending mbms and choosing device |
| CN100461727C (en) * | 2004-12-01 | 2009-02-11 | 北京邮电大学 | Dynamic reconstruction method of unified business terminal system |
| WO2009086675A1 (en) * | 2007-12-29 | 2009-07-16 | Zte Corporation | A method and apparatus for initiating the join update of the mobile terminal |
| WO2010031277A1 (en) * | 2008-09-19 | 2010-03-25 | 中兴通讯股份有限公司 | Method for updating broadcast information in large-bandwidth and multi-carrier system |
| CN101785207A (en) * | 2007-09-18 | 2010-07-21 | Lm爱立信电话有限公司 | A method and a device for reduced inter-cell interference |
| CN1885730B (en) * | 2006-05-29 | 2010-09-08 | 中国移动通信集团公司 | Single receiver mobile terminal and its method for receiving private downlink carrier information |
| CN101019442B (en) * | 2004-09-10 | 2010-10-27 | 思科技术公司 | Handoff between cellular and enterprise wireless networks |
| CN101132392B (en) * | 2006-08-23 | 2011-04-20 | 华为技术有限公司 | Single-carrier frequency broadcast system and method for implementing its business transmission |
| CN1894970B (en) * | 2003-11-04 | 2011-05-18 | 韩国电子通信研究院 | Apparatus and method for receiving data broadcasting service to support connection with mobile networks |
| CN1960353B (en) * | 2005-10-31 | 2011-11-09 | 华为技术有限公司 | Method and system of setting up reference signal for multiplexing service data |
-
2002
- 2002-01-23 CN CNB021006075A patent/CN1192529C/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1894970B (en) * | 2003-11-04 | 2011-05-18 | 韩国电子通信研究院 | Apparatus and method for receiving data broadcasting service to support connection with mobile networks |
| CN100359981C (en) * | 2004-07-27 | 2008-01-02 | 中兴通讯股份有限公司 | Method for covering multiple sectors at same time in TD-SCDMA |
| CN100352306C (en) * | 2004-08-04 | 2007-11-28 | 中兴通讯股份有限公司 | TD-SCDMA system cell multi-carrier frequency covering method |
| CN101019442B (en) * | 2004-09-10 | 2010-10-27 | 思科技术公司 | Handoff between cellular and enterprise wireless networks |
| CN100461727C (en) * | 2004-12-01 | 2009-02-11 | 北京邮电大学 | Dynamic reconstruction method of unified business terminal system |
| WO2007022701A1 (en) * | 2005-08-26 | 2007-03-01 | Huawei Technologies Co., Ltd. | A method, system and apparatus for implementing the broadcast multicast service notification |
| CN100466762C (en) * | 2005-08-26 | 2009-03-04 | 华为技术有限公司 | Method for realizing informing of broadcast multicast service |
| CN1960353B (en) * | 2005-10-31 | 2011-11-09 | 华为技术有限公司 | Method and system of setting up reference signal for multiplexing service data |
| CN1885730B (en) * | 2006-05-29 | 2010-09-08 | 中国移动通信集团公司 | Single receiver mobile terminal and its method for receiving private downlink carrier information |
| WO2008028417A1 (en) * | 2006-07-28 | 2008-03-13 | Huawei Technologies Co., Ltd. | Method and system for sending mbms and choosing device |
| CN101132392B (en) * | 2006-08-23 | 2011-04-20 | 华为技术有限公司 | Single-carrier frequency broadcast system and method for implementing its business transmission |
| CN101785207A (en) * | 2007-09-18 | 2010-07-21 | Lm爱立信电话有限公司 | A method and a device for reduced inter-cell interference |
| WO2009086675A1 (en) * | 2007-12-29 | 2009-07-16 | Zte Corporation | A method and apparatus for initiating the join update of the mobile terminal |
| WO2010031277A1 (en) * | 2008-09-19 | 2010-03-25 | 中兴通讯股份有限公司 | Method for updating broadcast information in large-bandwidth and multi-carrier system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1192529C (en) | 2005-03-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1475921B1 (en) | A method for providing real-time broadcast service in the mobile communication network | |
| EP1712023B1 (en) | Multicasting data method in a radio communication system | |
| CN101185348B (en) | Enhanced assisted cell change | |
| CN1108719C (en) | Centralized radio network control in a mobile communications system | |
| KR100331403B1 (en) | Method in a wireless code division multiple access communication system for delivering a message to a mobile communication unit | |
| EP1449050B1 (en) | Method and system of identifying network services | |
| CN1192529C (en) | Method for providing real time broadcasting service in mobile communication metwork | |
| EP2755408B1 (en) | Method and device for receiving multimedia broadcast multicast service | |
| US20050147127A1 (en) | Multicasting data method in a radio communication system | |
| US5722070A (en) | Cell of preference check in a communications network | |
| CN1529949A (en) | Digital audio/video broadcast on cellular system | |
| CN1886955A (en) | Mobile station registration in a cellular communication system | |
| EP2520116A1 (en) | System and methods for managing group parameters in unlicensed spectrum communications | |
| CN1554201A (en) | Method and apparatus for determining a multicast group in a composite radio environment | |
| CN102833688A (en) | Request method and request system of multicast physical channel (PMCH) | |
| CN1628286A (en) | Method for downloading data in a radio communications system | |
| EP1547407B1 (en) | Registration in a broadcast communications system | |
| CN1894983B (en) | Cell selection on transitioning from dedicated mode in wireless communications devices | |
| CN101123809B (en) | Method and device for terminal location registration and paging terminal in multi-frequency network | |
| CN1092915C (en) | Mobile communications system | |
| CN1770899A (en) | Radio communication terminal and handoff control method | |
| CN101483807A (en) | Method, system, terminal and access network for providing broadcast service in mobile communication network | |
| CN1168246C (en) | Method for providing real time broadcasting service in mobile communication network | |
| CN115499784A (en) | Broadcast content distribution method and apparatus for hybrid broadcast, multicast and unicast transmission | |
| CN100403669C (en) | Method for providing real time broadcasting service in mobile communication network |
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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20050309 |
|
| CX01 | Expiry of patent term |