WO2005122461A1 - Procede d'etablissement du point a point - Google Patents

Procede d'etablissement du point a point Download PDF

Info

Publication number
WO2005122461A1
WO2005122461A1 PCT/CN2005/000833 CN2005000833W WO2005122461A1 WO 2005122461 A1 WO2005122461 A1 WO 2005122461A1 CN 2005000833 W CN2005000833 W CN 2005000833W WO 2005122461 A1 WO2005122461 A1 WO 2005122461A1
Authority
WO
WIPO (PCT)
Prior art keywords
mobile station
calling
called
message
network side
Prior art date
Application number
PCT/CN2005/000833
Other languages
English (en)
Chinese (zh)
Inventor
Zhili Xia
Xiaochun Cui
Minjun Shen
Bo Wang
De Chen
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 WO2005122461A1 publication Critical patent/WO2005122461A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems

Definitions

  • the present invention relates to the field of wireless communication technologies, and in particular, to a method for establishing a private call. Background of the invention
  • GSM Global Mobile Communication System
  • PLMN public land mobile network
  • Figure 1 shows the flow chart of the point-to-point call implemented by the existing GSM system.
  • Steps 101 to 103 The calling mobile station (MS) initiates a communication management (CM) service request message (CM SERVICE REQUEST) to the network side, and the service request message carries a service type for originating call establishment; the network side receives the service After the request message, the calling MS sends a service request response message to the calling MS. After that, the calling MS sends a connection establishment SETUP message to the network side. The message contains the called mobile phone number.
  • the mobile switching center (MSC) on the network side accesses the location register. (VLR) Step 104 is executed after the two mobile phone numbers are successfully signed.
  • Step 104 After the MSC on the network side finds the location area of the called MS through the VLR, it sends a paging message PAGING REQUEST through the paging channel (PCH) in the location area of the called MS.
  • the paging message includes the called MS. International Mobile Subscriber Identity (IMSI) or Temporary Mobile Subscriber Identity (TMSI).
  • IMSI International Mobile Subscriber Identity
  • TMSI Temporary Mobile Subscriber Identity
  • the paging message is sent on the paging channel according to the paging cycle.
  • the paging cycle is usually 1 to 2 seconds. Therefore, the delay of the message is relatively long.
  • Step 105 The MS in the uplink location area determines whether the IMSI or TMSI in the received paging message matches its own MSI or TMSI. If it does not match, no processing is performed, and if it matches, a channel request is sent to the network side.
  • the message CHANNEL REQUEST is used to trigger the allocation process of the initialization
  • Steps 106 to 111 The called MS responding to the network side sends an immediate assignment channel message IMMEDIATE ASSIGNMENT to start the channel establishment process; the called MS sends a PAGING RESPONSE to the network side by setting an Asynchronous Balanced Mode (SABM) frame Message, the network side sends an Unnumbered Response (UA) message to the called MS for confirmation. After that, the network side sends a setup message SETUP to the called MS.
  • the SETUP contains all the information needed to establish the channel, such as the type of service requested and the calling number.
  • the called MS responds to the network side. Call the confirmation message CALL CONFIRMED to confirm the SETUP message. At this point, the required channel has been established between the called MS and the network side.
  • Steps 112 ⁇ 115 the called MS sends an alert message ALERTING to the network side to notify the network side that the channel assignment is complete; when the called user goes off-hook, the called MS sends a connection message CO ET to the network side, and the network side receives After this message, a connection response message CONNECT ACKNOWLEDGE is returned to the called MS; after that, a normal point-to-point call is made between the calling and called MSs.
  • the above-mentioned mobile communication system can implement point-to-point calls, because its implementation process is relatively It is complicated and has a long delay, so it is difficult to meet the requirements of timely communication for special groups, such as police, firefighters, warehouse administrators, and property security. At the same time, since the above-mentioned mobile communication system applies the full-duplex mode, it needs to occupy a lot of wireless resources.
  • PTT Prot to talk
  • VGCS Voice Group Call Service
  • ID group identification
  • This service uses a half-duplex mode. During the call, any of the spirits in a group can become a speaker, but only one speaker is allowed at any time, and other members are listeners.
  • the preset group call area consists of several cells that belong to the same mobile switch (MSC) or different MSCs.
  • Each relevant cell has a group call channel when calling, and the current speaker uses the uplink group call service channel (TCH), that is, the group Transmit mode, all listeners use downlink TCH, which is the group receive mode.
  • TCH uplink group call service channel
  • a notification message for group call channel configuration is broadcast on a notification channel (NCH). Since users in the same cell share one downlink channel, the application of VGCS greatly saves radio resources.
  • the main object of the present invention is to provide a method for establishing a private call, which can not only enable the caller and the called user to quickly establish a connection to realize a private point-to-point call, but also save wireless network resources.
  • a method for establishing a private call is to set a user identity for each user terminal belonging to the same virtual private network.
  • the method further includes the following steps: a. After receiving the call establishment request message including the user identity of the called and mobile station from the calling mobile station, the network side sends a private call notification message including the user identity of the called and mobile station to the location area of the called mobile station;
  • the mobile station in the location area described in step a matches the user identification in the message with its own identity. If the matching is successful, it sends a private call notification response message to the network side, and then executes Step c; if the match is unsuccessful, the process ends;
  • the network side After receiving the private call notification response message from the called mobile station, the network side connects the group call service channel configured by the network side for the called and called mobile stations respectively, and notifies the calling mobile station to establish privacy with the called mobile station. Call connected.
  • the private notification message in step a further includes configuration information of a group call service channel allocated for the called mobile station;
  • Step c further includes: the called mobile station monitors the allocated group call service channel according to the configuration information in the private notification message.
  • the method After receiving the private call notification response message from the called mobile station at the network side in step c, the method further includes:
  • the network side sends configuration information of the group call service channel allocated for the called mobile station to the called mobile station;
  • the called mobile station monitors the allocated group call service channel according to the configuration information.
  • the user identifier includes a virtual private network identifier and a virtual private network internal identifier.
  • the network side sends a private call notification message to the location area of the called mobile station through the notification channel;
  • the mobile station detects the private call notification message through the notification channel in step b.
  • the location area of the called mobile station in step a is the location register accessed by the network side.
  • the process of connecting the group call service channels respectively configured by the calling and called mobile stations as described in step C is: according to the private call notification response message sent by the called mobile station, the network side determines whether the calling and called mobile stations belong to the same cell,
  • the network side allocates the same group call service channel resource to the calling mobile station and the called mobile station;
  • the network side allocates group call service channel resources to the calling and called mobile stations in their respective cells.
  • the group call service is connected.
  • the calling and called mobile stations forcibly occupy the uplink group call service channel in a push-to-talk PTT mode.
  • the method further includes a process of converting the calling mobile station to a private listener:
  • the calling mobile station sends a release of the uplink voice service channel of the calling mobile station to the network side.
  • the network side assigns the calling mobile station to the downlink voice service channel and sends a group call transmission mode dedicated release message to the calling mobile station.
  • the calling mobile station After receiving the message, the calling mobile station converts into a private listener to listen to the voice group call channel, and returns a response to the release message to the network side.
  • the network side After the network side receives the private call establishment request message including the user identity of the calling and called mobile station from the calling mobile station, the network side further includes: the network side checks whether the calling and called user identity in the message has successfully signed up for privacy If yes, continue to step b, otherwise end this process directly.
  • the call setup request message of the calling mobile station described in step a is sent to the network side through a pre-assigned independent dedicated control channel or a pre-assigned group call service.
  • step c the voice service channel allocated to the called mobile station is allocated through the mode modification signaling CH-MOD-MODFY, or is allocated through the independent dedicated control channel SDCCH;
  • step C the voice traffic channel is allocated to the calling mobile station when the network side receives the call establishment request message and the network side allocates the calling mobile station.
  • the network side After the network side receives a call setup request message containing the user identity of the calling MS from the calling MS, it sends a private call notification message containing the user identity of the calling MS to the location area of the called MS through the NCH. ; After the MS in the location area of the called party detects the private call notification message through the NCH, it matches the user identity in the message with its own identity. If the match is unsuccessful, no processing is performed and the process ends. If successful, the corresponding channel is monitored according to the channel matching information, and a private call notification response message is sent to the network side. At the same time, the upper and lower industry TCHs are configured for the called and called MS. Then the network side notifies the calling MS to establish a private call with the called MS. connection.
  • the application of the method of the invention has the following advantages:
  • short numbers can be used for communication between user terminals within the same VPN, making calls more convenient.
  • the called MS only needs to respond to the network once, and the calling party can speak without the corresponding ringback tone, off-hook, etc. It is very fast and suitable for professional users, such as police officers and firefighters.
  • VPN user terminal is usually within a fixed range and can be covered by a single cell, a pair of uplink and downlink channel resources can be saved in a half-duplex manner, which saves wireless network resources.
  • Figure 1 is a schematic diagram of the process of implementing a point-to-point call in the existing GSM system.
  • FIG. 2 is a schematic flowchart of implementing a private call by applying the present invention.
  • FIG. 3 is a signaling flowchart of the present invention for immediately assigning a private call through an independent dedicated control channel (SD).
  • SD independent dedicated control channel
  • FIG. 4 is a signaling flowchart for establishing a private call through TCH instant assignment according to the present invention.
  • FIG. 5 is a signaling flowchart for establishing a private call with improved performance of the present invention.
  • the present invention is mainly directed to users in the same group or the same group, and users in the same group or the same group must belong to the same virtual private network (VPN).
  • VPN virtual private network
  • a half-duplex mode is used to implement a private call (Point to Point PTT), that is, a special PTT call is implemented between two MSs within the same group.
  • PTT Point to Point
  • the user can talk by holding down the FTT button, and can only listen by releasing the PTT button. That is, the calling MS is in the group call sending mode, and the called MS is in the group call receiving mode.
  • TCH service channel
  • the calling parties are in different cells, one wireless channel is occupied respectively, and the party is still Fight for the right to speak through PTT.
  • FIG. 2 is a schematic flowchart of implementing a private call by applying the present invention.
  • Step 201 The calling MS sends an IMMEDIATE SETUP message to the network side, that is, a private call message is established, and the message includes the calling and called VPN identifiers, and the calling MS's VPN internal identifier, that is, the calling MS's own
  • the short number of the user and the VPN internal identification of the called MS are the short number of the called MS, and the MSC on the network side detects the above two short numbers of users through VLR, and then executes step 202.
  • Step 202 After the MSC on the network side finds the location area of the called MS through the VLR, it sends a private call notification message (PTP NOTIFICATION REQUEST) through the NCH channel in the location area of the called MS to start the channel establishment process. Because the NCH channel has no delivery cycle, each frame of data is delivered.
  • the above private call notification message includes the VPN ID, the internal VPN ID of the calling MS, which is the user's short number of the calling MS itself, and the internal VPN ID of the called MS, which is the user's short number of the called MS. At the same time, the message also contains It may or may not include the TCH configuration information to be applied by the called MS.
  • MSs in multiple cells that belong to the same location area as the called MS will receive the point-to-point call notification message sent through the CH channel.
  • Steps 203 to 204 The MSs in the multiple cells determine whether the VPN ID and the VPN internal ID of the called MS received in the paging message on the NCH channel match their own VPN ID and internal VPN ID. If they do not match, It is not processed. If they match, when the paging message contains the configuration information of the TMS to be applied by the called MS, the corresponding TCH is monitored according to the information in the message; when the paging message does not contain the configuration information of the TMS to be applied by the called MS, the network is sent to the network.
  • the side sends a private call notification response message (FTP NOTIFICATION RESPONSE), requesting TCH allocation, and the network side issues TCH configuration information to the called MS, and the called MS monitors the corresponding TCH according to the TCH configuration information.
  • FTP NOTIFICATION RESPONSE private call notification response message
  • the network side judges the response between the called MS and the calling MS according to the response message of the called MS. Location relationship. If the called MS and the calling MS are in the same cell, the network side allocates the same uplink and downlink TCH channel resources to the calling MS and the called MS. The calling and called MS competes for the TCH uplink channel in the PTT mode. Grab; thus achieve resource sharing. If the calling MS and the called MS are in different cells, the network side allocates uplink and downlink TCH channel resources to the calling MS and the called MS in the respective cells. The two parties are still fighting for the right to speak through PTT.
  • Steps 205 to 206 The network side sends a connection CONNET message to the calling MS to notify the calling MS that the called MS has been connected, and the calling and called MSs complete the process of establishing a private call to achieve a private call.
  • FIG. 3 is a signaling flowchart for establishing a private call through SD immediate assignment according to the present invention.
  • the paging message described in FIG. 3 does not include the configuration information of the TMS to be applied by the called MS.
  • Both the cell where the called MS is currently located belong to the same base station subsystem (BSS), and the specific steps are as follows:
  • Steps 300 to 301 When the calling MS initiates a private call, it sends a channel request message (RACH (CHAN-REQ)) to the BSS, and the BSS returns an immediate channel assignment message (IMM-ASS).
  • RACH CHAN-REQ
  • IMM-ASS immediate channel assignment message
  • Steps 302 to 304 The calling MS sends a complete layer three message (SABM (IMMEDIATE-SETUP)) to the BSS on the assigned channel.
  • SABM IMMEDIATE-SETUP
  • the service type carried in this message is a private call and carries the reference of the private call.
  • the private call reference includes the VPN identity of the private call, the VPN internal identity of the calling and called MS, and the calling MS identity, that is, the IMSI or TMSI of the calling MS;
  • the BSS reports the IMMEDIATE-SETUP message to the MSC.
  • the message carries all the information in the complete layer three message sent by the calling MS.
  • the BSS returns a response (UA (IMMEDIATE-SETUP)) to the calling MS that the complete layer three message was received.
  • U IMMEDIATE-SETUP
  • Step 305 The MSC performs a standard authentication and encryption process (Authentication & Ciphering) on the private call. If the authentication is successful, go to step 306; otherwise, End this process.
  • Authentication & Ciphering Authentication & Ciphering
  • the authentication process of the MSG is: judging whether the calling and called MSs have signed a private call service and whether the calling and called MSs are the same according to the information carried by the IMMEDIATE-SETUP — VP
  • Steps 306 to 307 The MSC sends a TCH message (VPCS-ASS-REQ) in the cell where the calling MS is located to the BSS.
  • the message uses a delay assignment strategy, that is, the TCH is not allocated to the cell where the calling MS is located.
  • the BSS sends the MSC to the MSC. After receiving the response (VPCS-ASS-COMP) of this message, temporarily no TCH is assigned to the calling MS.
  • Step 308 The MSC sends a calling MS assignment request message (ASS-REQ) to the BSS.
  • the message is used to assign an SD dedicated connection to the calling MS.
  • the message carries the private call reference and voice (Talker) cells.
  • Steps 309 to 311 The BSS sends an assignment command message (ASS-CMD) to the calling MS on the SD dedicated connection.
  • the calling MS establishes a TCH according to the command, and returns an assignment completion message (ASS-CMP) to the BSS.
  • the MSC returns an assignment complete message (ASS-CMP).
  • Step 312 The MSC sends a connectionless private paging request message (BSSMAP-VPCS-PAGING) to the BSS.
  • BSSMAP-VPCS-PAGING connectionless private paging request message
  • Step 313 The BSS performs a private notification (NotIFICATION (No Chan Descript)) on the notification service channel (NCH).
  • the private notification includes the reference of the private call, but does not include the TCH description information allocated by the calling MS.
  • Step 314 The called MS monitors the NCH channel. If the private call is monitored to paging the called MS, it sends a TCH establishment request (RACH (CH-REQ)) to the BSS through the NCH.
  • RACH CH-REQ
  • the called MS decides whether to send a TCH request based on whether the private call VPN ID, the called VPN internal ID, the VPN ID stored in advance, and the called VPN internal ID match in the private call group call reference.
  • Step 315 The BSS immediately assigns an SD channel (IMM-ASS) to the called MS.
  • SABM VPCS-NOTIFICATION-RESPONSE
  • Step 317 The MSC sends a talkable message (CONNECT) to the calling MS.
  • the message includes the private call reference and the TCH description information of the calling MS, but does not include the Talker cell.
  • the BSS is in the network. The side establishes a TCH link between the calling MS and the called MS according to the assignment request message, and returns a response (VPCS-ASS-COMP) that received the message.
  • the MSC sends an assignment request message (ASS-EQ) to the BSS, and assigns the called MS to the TCH channel of the assigned called MS.
  • the MSC sends a message to release the SD channel to the called MS (CHAN -RELEASE (TCH)), this message is carried to the TCH allocated by the called MS, the called MS releases the SD channel, enters the group call receiving mode through the allocated TCH, and sends a response (DISC) to the BSS to release the SD channel, BSS Send the response of the assignment request message to the MSC (ASS-COMP)
  • Steps 324-325 The calling MS releases the uplink TCH to become a listener, and sends a dry release uplink TCH channel message (UPLINK-RELEASE) to the BSS, and the BSS sends the MSC to release the calling MS uplink TCH channel message (UPLINK-RELEASE-IND). ).
  • UPLINK-RELEASE dry release uplink TCH channel message
  • Steps 326-329 The MSC sends an assignment request message (ASS-REQ) to the BSS, and assigns the calling MS to the downlink TCH channel.
  • the BSS sends a TCH group call sending mode dedicated connection release message (CHAN-RELEASE) to the calling MS. (TCH)). This message carries the TCH channel information allocated to the calling MS.
  • the calling MS enters the group call reception mode.
  • the calling MS sends a response to the release message (DISC) to the BSS.
  • the BSS sends an assignment request message to the MSC. Response (ASS-COMP).
  • FIG. 4 is a signaling flow chart for establishing a private call through TCH instant assignment according to the present invention.
  • the process described is basically the same as the process described in FIG. 3, except that steps 309 and 310 in FIG. 3 are different from steps 409 and 410 in FIG. 4:
  • Step 409 The BSS sends a mode modification message (CH-MOD-MODFY) to the calling MS on the TCH dedicated connection that the calling MS has established.
  • the message carries a private call reference and a voice (Talker) cell.
  • Step 410 The calling MS returns a confirmation message (CH-MOD-MODFY-ACK) of the message to the BSS.
  • FIG. 5 is a signaling flowchart for establishing a private call with improved performance according to the present invention.
  • the MSC receives a full layer three message in step 304, and detects that the full layer three message is a call of the private call type, first, Step 313 is performed, and then step 305 and subsequent steps are sequentially performed, so that the MSC can obtain the notification response from the called MS more quickly, so as to improve the performance of the private call.
  • FIG. 5 also omits steps 318 and 319, and does not need to establish a connection between the TCH channel of the calling MS and the TCH channel of the called MS, but directly uses the address allocated to the calling MS. TCH uplink and downlink can realize the private call between the calling and called MS.
  • private call setup performance increased to about 100 ⁇ 150MS o

Landscapes

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

Abstract

L'invention porte sur un procédé d'établissement du point à point qui établit l'identification utilisateur pour chaque terminal utilisateur du même réseau virtuel privé. Ce procédé consiste à : a) après réception d'un appel côté réseau, établir message de requête comprenant l'identification utilisateur de la station mobile appelante et de la station mobile appelée à partir de la station mobile appelante et envoyer en liaison descendante le message de notification point à point comprenant l'identification utilisateur des stations mobiles appelante et appelée vers la zone dans laquelle se trouve la station mobile appelée ; b) après la station mobile de ladite zone de l'étape a) vérifier le message de notification point à point afin que celui-ci corresponde à l'identification utilisateur dans le message avec l'identification elle-même, et s'il y a correspondance, envoyer le message de réponse de notification point à point et exécuter ensuite l'étape c) ; s'il n'y a pas correspondance, mettre fin au processus : c) après réception côté réseau du message de réponse de notification point à point provenant de la station mobile appelée, connecter les canaux configurés par la station mobile appelante et la station mobile appelée et notifier à la station mobile appelante et à la station mobile appelée d'établir la connexion point à point.
PCT/CN2005/000833 2004-06-10 2005-06-10 Procede d'etablissement du point a point WO2005122461A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN200410037157.8 2004-06-10
CN200410037157 2004-06-10
CNB200410069706XA CN100441030C (zh) 2004-06-10 2004-07-09 一种私密呼叫的建立方法
CN200410069706.X 2004-07-09

Publications (1)

Publication Number Publication Date
WO2005122461A1 true WO2005122461A1 (fr) 2005-12-22

Family

ID=35503462

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2005/000833 WO2005122461A1 (fr) 2004-06-10 2005-06-10 Procede d'etablissement du point a point

Country Status (2)

Country Link
CN (1) CN100441030C (fr)
WO (1) WO2005122461A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008003211A1 (fr) * 2006-06-27 2008-01-10 Huawei Technologies Co., Ltd. Procédé et appareil de signalisation de détection de correspondance de configuration de transport
EP2750441A1 (fr) * 2011-09-30 2014-07-02 Huawei Technologies Co., Ltd. Procédé et équipement utilisateur de publication de contenu

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100466771C (zh) * 2006-03-31 2009-03-04 华为技术有限公司 一种实现集群通信的方法
CN101202971B (zh) * 2006-12-15 2010-12-08 华为技术有限公司 半双工呼叫的信道控制方法、网络侧装置、用户终端和系统
CN102026174B (zh) * 2009-09-17 2014-03-12 中兴通讯股份有限公司 一种寻呼过程中用户标识的保密方法及装置
CN102111829B (zh) * 2009-12-25 2013-06-05 普天信息技术研究院有限公司 一种组呼被呼业务越区切换的方法
CN104601431B (zh) * 2014-12-31 2018-04-20 华为技术有限公司 一种vpn业务的接入方法及网络设备
CN109788473B (zh) * 2017-11-13 2022-01-25 中国移动通信有限公司研究院 一种VoLTE通话加密方法、网络设备及终端

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6408179B1 (en) * 1999-12-10 2002-06-18 Motorola, Inc. Group radio communication system with shared bi-directional communication channel
US6564049B1 (en) * 1999-05-10 2003-05-13 Ericsson Inc. Methods and systems for providing group calls with reduced setup times

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6751468B1 (en) * 1999-05-26 2004-06-15 Bellsouth Intellectual Property Corporation Systems and methods for providing push to talk feature for wireless communication systems
US7603126B2 (en) * 2001-05-15 2009-10-13 Qualcomm Incorporated Method and apparatus for avoiding simultaneous service origination and paging in a group communication network
US6982961B2 (en) * 2001-07-19 2006-01-03 Telefonaktiebolaget Lm Ericsson (Publ) Push-to-talk and push-to-conference in a CDMA wireless communications system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6564049B1 (en) * 1999-05-10 2003-05-13 Ericsson Inc. Methods and systems for providing group calls with reduced setup times
US6408179B1 (en) * 1999-12-10 2002-06-18 Motorola, Inc. Group radio communication system with shared bi-directional communication channel

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008003211A1 (fr) * 2006-06-27 2008-01-10 Huawei Technologies Co., Ltd. Procédé et appareil de signalisation de détection de correspondance de configuration de transport
EP2750441A1 (fr) * 2011-09-30 2014-07-02 Huawei Technologies Co., Ltd. Procédé et équipement utilisateur de publication de contenu
EP2750441A4 (fr) * 2011-09-30 2014-12-31 Huawei Tech Co Ltd Procédé et équipement utilisateur de publication de contenu
US9485796B2 (en) 2011-09-30 2016-11-01 Huawei Technologies Co., Ltd. Content publishing method and user equipment
US10278220B2 (en) 2011-09-30 2019-04-30 Huawei Technologies Co., Ltd. Content publishing method and user equipment
US11432352B2 (en) 2011-09-30 2022-08-30 Huawei Technologies Co., Ltd. Content publishing method and user equipment

Also Published As

Publication number Publication date
CN100441030C (zh) 2008-12-03
CN1708172A (zh) 2005-12-14

Similar Documents

Publication Publication Date Title
US10992717B2 (en) Trunking communication system, trunking server, access network and trunking communication method
US6792281B2 (en) Method and system for patching dispatch calling parties together
CA2563029C (fr) Methode de coupure du service de liaison montante par les utilisateurs d'un groupe de partage
KR20070015443A (ko) 셀룰라 상의 푸시-투-토크를 위한 동시적 패킷 데이터 세션셋업
WO2005122461A1 (fr) Procede d'etablissement du point a point
KR20070086177A (ko) Ｐｏｃ 조정 플로어 및 패킷 스케줄링
CA2375428A1 (fr) Systemes et procedes destines a doter des systemes de communication sans fil d'une fonction poussoir de conversation
WO2007028304A1 (fr) Procede et systeme de realisation de service d'appels de groupe
CN1984378A (zh) Cdma数字集群传统式组呼的呼叫建立和呼叫控制方法
CN100499902C (zh) 一种释放语音组呼上行的方法
CN102857883B (zh) 一种集群通信系统中基于数据驱动的呼叫快速建立方法
WO2002001903A1 (fr) Etablissement d'appel dans un systeme de telecommunications mobile
WO2005122599A1 (fr) Procede d'etablissement d'appel rapide pour systemes de communication numeriques a ressources partagees
WO2007014528A1 (fr) Procédé pour réaliser un appel unique dans un système de groupe
EP1821557B1 (fr) Procédé et dispositif de mise en place d'un service d'appel secret
CN101313612B (zh) 识别中继移动交换中心的方法、组呼方法及设备
CA2576532C (fr) Methode indiquant un canal pour envoyer une demande d'acces a une liaison montante, et systeme a commutation automatique de canaux
CN101094134A (zh) 一种释放集群通信业务的方法
WO2007033554A1 (fr) Procede et systeme pour realiser un appel de groupe
CN100441001C (zh) 一种集群来电提示的方法
US7460875B2 (en) Additional information for voice group call service
CA2579375C (fr) Procede pour affecter une liaison montante dediee a un utilisateur dans un groupe de mise en commun
WO2005125224A1 (fr) Procede permettant a une station mobile d'ecoute secrete de recevoir des donnees vocales apres une reselection de cellule
EP3016417B1 (fr) Procédé de notification d'informations d'utilisateur et centre de commutation de service mobile
CN1984438A (zh) 一种连接建立方法及系统

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KM KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NG NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SM SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
NENP Non-entry into the national phase

Ref country code: DE

WWW Wipo information: withdrawn in national office

Country of ref document: DE

122 Ep: pct application non-entry in european phase