WO2012100566A1 - Procédé, système et dispositif pour gérer un service de visiophonie - Google Patents

Procédé, système et dispositif pour gérer un service de visiophonie Download PDF

Info

Publication number
WO2012100566A1
WO2012100566A1 PCT/CN2011/081140 CN2011081140W WO2012100566A1 WO 2012100566 A1 WO2012100566 A1 WO 2012100566A1 CN 2011081140 W CN2011081140 W CN 2011081140W WO 2012100566 A1 WO2012100566 A1 WO 2012100566A1
Authority
WO
WIPO (PCT)
Prior art keywords
service
network
location area
user terminal
videophone
Prior art date
Application number
PCT/CN2011/081140
Other languages
English (en)
Chinese (zh)
Inventor
高翔
Original Assignee
中兴通讯股份有限公司
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 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2012100566A1 publication Critical patent/WO2012100566A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/14—Reselecting a network or an air interface
    • H04W36/144—Reselecting a network or an air interface over a different radio air interface technology
    • H04W36/1443—Reselecting a network or an air interface over a different radio air interface technology between licensed networks

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method, system and device for processing a videophone service. Background technique
  • TD-SCDMA Time Division Synchronized Code Division Multiple Access
  • GSM Global System for Mobile Communications, Global System for Mobile Communications
  • PS Packet Switched
  • the CS service must be bound to the GSM network, and the GSM network does not support the videophone service, so that the user terminal cannot use the videophone service, affecting the communication of information, and reducing The user experience.
  • Embodiments of the present invention provide a method, system, and device for processing a videophone service, which can switch a videophone service from a GSM network to a TD-SCDMA network, so that the videophone service is transmitted in the TD-SCDMA network. Improve the user experience.
  • Embodiments of the present invention provide a method for processing a videophone service, and a circuit of a user terminal
  • the switched CS service resides in the GSM network of the global mobile communication system
  • the packet switched PS service of the user terminal resides in the time division-synchronous code division multiple access TD-SCDMA network
  • the method includes:
  • the CS service is updated from the GSM network to the TD-SCDMA network.
  • an embodiment of the present invention provides an apparatus, where a circuit switched CS service resides in a global mobile communication system GSM network, and a packet switched PS service resides in a time division-synchronous code division multiple access TD-SCDMA network, including :
  • an update module configured to update the CS service from the GSM network to the TD-SCDMA network when the video telephony service in the CS service is set.
  • the embodiment of the present invention further provides a device for processing a videophone service, including: a location update module, configured to: after receiving a location area update request sent by a user terminal, perform circuit switched CS service of the user terminal Corresponding location area is updated by the location area of the GSM network of the Global System for Mobile Communications to the location area of the time division-synchronous code division multiple access access TD-SCDM A network;
  • a location update module configured to: after receiving a location area update request sent by a user terminal, perform circuit switched CS service of the user terminal
  • Corresponding location area is updated by the location area of the GSM network of the Global System for Mobile Communications to the location area of the time division-synchronous code division multiple access access TD-SCDM A network;
  • a network transmission module configured to transmit videophone services over a TD-SCDMA network.
  • the embodiment of the present invention further provides a system for processing a videophone service, including: a terminal side and a network side;
  • the terminal side when configured to process the videophone service in the circuit switched CS service, updates the CS service from the GSM network to the TD-SCDMA network;
  • the network side is configured to: after receiving the location area update request sent by the user terminal, update the location area corresponding to the CS service of the user terminal from the location area of the GSM network to the location area of the TD-SCDMA;
  • the present invention provides a method, system and device for processing a videophone service.
  • a user terminal processes a videophone service in a CS service
  • the CS is used.
  • Business is more GSM network New to the TD-SCDMA network.
  • the location area corresponding to the CS service of the user terminal is updated from the location area of the GSM network to the location area of the TD-SCDMA network, so that the network side can switch the videophone service from the GSM network to the TD-SCDMA network.
  • the videophone service is transmitted in the TD-SCDMA network to improve the user experience.
  • FIG. 1 is a schematic flowchart of a method for processing a videophone service according to an embodiment of the present invention
  • FIG. 2 is a schematic flowchart of a method for processing a videophone service when a user terminal initiates a videophone service as a calling terminal according to an embodiment of the present invention
  • FIG. 3 is a schematic flowchart of updating a location area according to an embodiment of the present invention.
  • FIG. 4 is a schematic flow chart of a method for processing a videophone service when a user terminal receives a videophone service as a called terminal according to another embodiment of the present invention
  • FIG. 5 is a schematic structural diagram of a device according to another embodiment of the present invention.
  • FIG. 6 is a schematic structural diagram of a device according to another embodiment of the present invention.
  • FIG. 7 is a schematic diagram of a system for processing a videophone service according to another embodiment of the present invention. detailed description
  • an embodiment of the present invention provides a method for processing a video telephony service, where a circuit switched CS service of a user terminal resides in a global mobile communication system GSM network, and a packet switched PS service resident of a user terminal
  • the time-division-synchronous code division multiple access access to the TD-SCDMA network includes the following steps:
  • Step 101 When the user terminal processes the videophone service in the CS service, the CS service is updated by the GSM network to the TD-SCDMA network.
  • Step 102 The network side transmits the videophone service in the TD-SCDMA network.
  • the circuit switched CS service resides in the global mobile communication system GSM network
  • the packet switched PS service resides in the time division-synchronous code division multiple access access TD-SCDMA network
  • GSM Global System for Mobile communications
  • the network side corresponds to the location area of the CS service by the GSM network.
  • the location area is updated to the location area of the TD-SCDMA network, and then the network side transmits the videophone service in the TD-SCDMA network; if the same, the user terminal updates the CS service from the GSM network to the TD-SCDMA network, the network side can The videophone service is transmitted in the TD-SCDMA network.
  • the user terminal processes the videophone service in the CS service, including but not limited to the following: the user terminal initiates the videophone service as the calling terminal, and the user terminal receives the videophone service as the called terminal.
  • the user terminal when the user terminal initiates the videophone service as the calling terminal, it can determine whether the current location exists before the location area of the currently camped TD-SCDMA network is the same as the location area of the currently camped GSM network.
  • the ongoing CS service other than the videophone service such as voice service; if present, the location area and current station of the currently resident TD-SCDMA network are detected after the CS service of the videophone service ends Whether the location area of the reserved GSM network is the same, to avoid the business error caused by multiple CS services simultaneously; if not, the location area of the currently camped TD-SCDMA network and the currently camped GSM network can be directly detected.
  • the location area is the same.
  • the following may also be performed as follows: Procedure: After the network side receives the call request from the calling terminal, Detecting whether the user terminal as the called terminal has the capability of processing the videophone service, and if it has the capability of processing the videophone service, sending a videophone service call request to the user terminal according to the location information or the routing information of the user terminal; After receiving the videophone service call request, the user terminal determines whether there is an ongoing CS service other than the videophone service; if yes, after detecting the CS service of the videophone service, detecting the currently camped Whether the location area of the TD-SCDMA network is the same as the location area of the currently camped GSM network; if not, it can directly detect whether the location area of the currently camped TD-SCDMA network and the location area of the currently camped
  • the user terminal When the location area of the currently camped TD-SCDMA network is different from the location area of the currently camped GSM network, the user terminal needs to initiate a radio resource control RRC connection request to the network side in the TD-SCDMA network; after the RRC connection is established The user terminal sends a location area update request to the network side, and the location area corresponding to the CS service is updated from the location area of the GSM network to the location area of the TD-SCDMA network; the user terminal receives the location area update confirmation message returned by the network side. The radio resource control RRC connection is released, thereby completing the location area update process.
  • the network side switches the videophone service from the GSM network to the TD-SCDMA network for transmission.
  • the user terminal updates the CS service from the TD-SCDMA network to the GSM network.
  • the location area corresponding to the CS service of the user terminal is updated from the location area of the GSM network to the location area of the TD-SCDMA network, So that the network side switches the videophone service from the GSM network to the TD-SCDMA network, so that the videophone service is transmitted in the TD-SCDMA network.
  • Step 201 The user terminal performs normal work after being powered on, the CS service resides in the GSM network, and the PS service resides in the TD-SCDMA network;
  • Step 202 The user terminal determines whether there is an ongoing CS service other than the videophone service; if yes, after the CS service except the videophone service ends, step 203 is performed; if not, the step is directly executed. 203;
  • Step 203 The user terminal detects whether the location area of the currently camped TD-SCDMA network is the same as the location area of the currently camped GSM network; if not, perform step 204; if the same, perform step 205;
  • Step 204 The user terminal updates the CS service from the GSM network to the TD-SCDMA network, and notifies the network side to update the location area corresponding to the CS service; that is, notifies the network side to locate the location area corresponding to the CS service by the location of the GSM network.
  • the area is updated to the location area of the TD-SCDMA network;
  • Step 205 The network side transmits the videophone service in the TD-SCDMA network. Specifically, the user terminal initiates a videophone service request in the TD-SCDMA network to establish an RRC connection. Specifically, the user terminal initiates an RRC connection request in the TD-SCDMA network, and the RRC connection request is initiated by a videophone service.
  • the RNS Radio Network Subsystem
  • the RNS returns an RRC connection setup message to the user terminal; after the user terminal sends an RRC connection setup complete message to the RNS, an RRC connection is established between the user terminal and the RNS.
  • the user terminal sends an initial service request to the CN (Core Network); after completing the authentication and encryption process, the user terminal sends a call setup request; after the TD-SCDMA network side allocates the communication channel, establishes a call connection with the called terminal.
  • the TD-SCDMA network side sends a ringing message to the user terminal; when the called terminal answers, the TD-SCDMA network side sends a connection confirmation message to the user terminal.
  • step 204 The specific process of the above step 204 is as shown in FIG. 3, and includes the following steps:
  • Step 301 The user terminal sends an RRC connection request.
  • Step 302 The RNS returns a connection establishment message to the user terminal.
  • Step 303 The user terminal sends a connection establishment complete message to the RNS.
  • step 301-303 an RRC connection is established between the user terminal and the RNS.
  • Step 304 The user terminal sends a location area update request to the RNS, requesting that the location area corresponding to the CS service is updated from the location area of the GSM network to the location area of the TD-SCDMA network;
  • Step 305 The RNS sends a location area update request to the CN, and carries the updated location area information.
  • Step 306 The RNS forwards the authentication request returned by the CN to the user terminal.
  • Step 307 The RNS forwards the authentication response returned by the user terminal to the CN.
  • Step 308 The RNS forwards the security mode control message sent by the CN to the user terminal.
  • Step 309 The RNS forwards the security mode control completion message returned by the user terminal to the CN.
  • Step 310 The RNS forwards the location area update confirmation message sent by the CN to the User terminal;
  • Step 311 After receiving the connection release message sent by the CN, the RNS releases the RRC connection between the CN and the CN, and notifies the user terminal to release the RRC connection with the user terminal.
  • the location area corresponding to the CS service of the user terminal is updated to
  • the location area of the TD-SCDMA network is the location area of the TD-SCDMA network.
  • Step 401 After receiving the videophone service call request to the user terminal, the MSC (Mobile Switching Center) sends an authentication message to the HLR (Home Location Register) of the user terminal.
  • MSC Mobile Switching Center
  • Step 402 After receiving the authentication message, the HLR detects whether the user terminal has the capability of processing the videophone service.
  • Step 403 When the user terminal has the capability of processing the videophone service, the MSC queries the SGSN (Serving GPRS Support Node) to check whether the user has the user. Location information or routing information of the terminal; if yes, step 404 is performed; otherwise, the call request is not sent;
  • SGSN Serving GPRS Support Node
  • Step 404 The MSC sends a call request to the user terminal by using the SGSN, where the reason for the call request is a videophone service;
  • Step 405 The user terminal detects whether there is an ongoing CS service other than the videophone service; if yes, after the CS service except the videophone service ends, step 406 is performed; if not, the step is directly executed. 406;
  • Step 406 The user terminal detects whether the location area of the currently camped TD-SCDMA network is the same as the location area of the currently camped GSM network; if not, perform step 407; if the same, perform step 408;
  • Step 407 The user terminal updates the CS service from the GSM network to the TD-SCDMA network, and notifies the network side to update the location area corresponding to the CS service; that is, notifies the network side to locate the location area corresponding to the CS service by the location of the GSM network.
  • the area is updated to the location area of the TD-SCDMA network;
  • Step 408 The network side transmits the videophone service in the TD-SCDMA network. Specifically, the core network sends a setup message to the RNS, where the setup message includes the bearer capability of the call. After receiving the setup message, the user terminal returns a call confirmation message to the RNS; then, the RNS sends the call confirmation message to the CN; after receiving the call confirmation message, the CN sends a radio channel configuration message to the RNS; the RNS receives the message. And sending a configuration message to the user terminal; after completing the configuration, the user terminal sends a configuration completion message to the RNS; the RNS forwards the configuration completion message to the CN.
  • a call path is established between the calling terminal and the user terminal, and then the user terminal sends a ringing message to the network side as the called terminal, and sends a connection message to the network side when the response is answered, and the connection message is sent by the RNS. Go to the core network.
  • the core network returns a call confirmation message to the user terminal, and the call setup process ends, and a normal video call is started.
  • the CS service is updated from TD-SCDMA network to GSM.
  • GSM Global System for Mobile communications
  • the location area corresponding to the CS service of the user terminal is updated from the location area of the GSM network to the location area of the TD-SCDMA network, So that the network side switches the videophone service from the GSM network to the TD-SCDMA network, so that the videophone service is transmitted in the TD-SCDMA network.
  • the embodiment of the present invention further provides an apparatus, where the circuit switched CS service resides in a global mobile communication system GSM network, and the packet switched PS service resides in a time division-synchronous code division multiple access TD-SCDMA network.
  • the circuit switched CS service resides in a global mobile communication system GSM network
  • the packet switched PS service resides in a time division-synchronous code division multiple access TD-SCDMA network.
  • it includes:
  • the updating module 501 is configured to update the CS service from the GSM network to the TD-SCDMA network when the video telephony service in the CS service is set.
  • the device further includes: a detecting module 502, configured to detect whether the location area of the currently camped TD-SCDMA network is the same as the location area of the currently camped GSM network when the videophone service in the CS service is processed. ;
  • the processing module 503 is configured to: when the detection result is different, the location area update request sent to the network side, and the network side updates the location area corresponding to the CS service from the location area of the GSM network to the TD-SCDMA network. a location area, the videophone service is transmitted in a TD-SCDMA network.
  • the device further includes: a determining module 504, configured to determine whether there is currently an ongoing CS service other than the videophone service; if yes, after the CS service except the videophone service ends, The detecting module 502 is triggered; if not, the detecting module 502 is directly triggered.
  • a determining module 504 configured to determine whether there is currently an ongoing CS service other than the videophone service; if yes, after the CS service except the videophone service ends, The detecting module 502 is triggered; if not, the detecting module 502 is directly triggered.
  • the update module 501 is specifically configured to: initiate a radio resource control RRC connection request to the network side in the TD-SCDMA network; after the RRC connection is established, send a location area update request to the network side, where the CS service corresponds to the location The area is updated by the location area of the GSM network to a location area of the TD-SCDMA network; after receiving the location area update acknowledgement message returned by the network side, releasing the radio resource control RRC connection.
  • the updating module 501 is further configured to update the CS service from the TD-SCDMA network to the GSM network when the videophone service ends.
  • the above devices include, but are not limited to, devices such as user terminals such as mobile phones.
  • the embodiment of the present invention further provides a device, as shown in FIG. 6, including: a location update module 601, configured to: after receiving a location area update request sent by a user terminal, circuit-switch CS of the user terminal The location area corresponding to the service is updated by the location area of the GSM network of the Global System for Mobile Communications to the location area of the time division-synchronous code division multiple access access TD-SCDM A network;
  • a location update module 601 configured to: after receiving a location area update request sent by a user terminal, circuit-switch CS of the user terminal
  • the location area corresponding to the service is updated by the location area of the GSM network of the Global System for Mobile Communications to the location area of the time division-synchronous code division multiple access access TD-SCDM A network;
  • the network transmission module 602 is configured to transmit the videophone service in the TD-SCDMA network.
  • the device further comprises:
  • the service detecting module 603 is configured to detect whether the user terminal has the capability of processing the videophone service
  • the calling module 604 is configured to, after the service detecting module 603 detects that the user terminal has the capability of processing the videophone service, send a videophone service call request to the user terminal according to the location information or the routing information of the user terminal.
  • the location area corresponding to the CS service of the user terminal is updated from the location area of the GSM network to the location area of the TD-SCDMA network, so that the network side will be visible.
  • the telephone service is switched from the GSM network to the TD-SCDMA network, so that the videophone service is transmitted in the TD-SCDMA network.
  • the embodiment of the present invention further provides a system for processing a videophone service, as shown in FIG. 7, comprising: a terminal side 701 and a network side 702;
  • the terminal side 701 is configured to process a videophone service in a circuit switched CS service, Updating the CS service from the GSM network to the TD-SCDMA network;
  • the network side 702 is configured to: after receiving the location area update request sent by the user terminal, update the location area corresponding to the CS service of the user terminal from the location area of the GSM network to the location area of the TD-SCDMA The videophone service is transmitted in the TD-SCDMA network.
  • the network side 702 is further configured to: when the terminal side 701 receives the videophone service as the called terminal, detecting that the terminal side 701 has the capability of processing the videophone service, according to the terminal side 701.
  • the location information or the routing information sends a videophone service call request to the terminal side 701.
  • the method, system and device for processing video telephony services provided by the embodiments of the present invention update the location area corresponding to the CS service of the user terminal from the location area of the GSM network to the The location area of TD-SCDMA, so that the network side switches the videophone service from the GSM network to the TD-SCDMA network, so that the videophone service is transmitted in the TD-SCDMA network.

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)

Abstract

La présente invention se rapporte à un procédé, à un système et à un dispositif adaptés pour gérer un service de visiophonie. L'invention appartient au domaine technique de la communication. Le procédé selon l'invention consiste à mettre à jour un service CS dans un réseau TD-SCDMA à partir d'un réseau GSM, quand un terminal d'utilisateur gère un service de visiophonie dans le service CS. L'utilisation du procédé, du système et du dispositif de gestion d'un service de visiophonie, qui sont décrits dans les modes de réalisation de la présente invention, permet à un côté réseau de commuter le service de visiophonie au réseau TD-SCDMA à partir du réseau GSM, et permet au service de visiophonie d'être transmis sur le réseau TD-SCDMA.
PCT/CN2011/081140 2011-01-28 2011-10-21 Procédé, système et dispositif pour gérer un service de visiophonie WO2012100566A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110031280.9 2011-01-28
CN2011100312809A CN102186218A (zh) 2011-01-28 2011-01-28 一种处理可视电话业务的方法、系统和设备

Publications (1)

Publication Number Publication Date
WO2012100566A1 true WO2012100566A1 (fr) 2012-08-02

Family

ID=44572274

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/081140 WO2012100566A1 (fr) 2011-01-28 2011-10-21 Procédé, système et dispositif pour gérer un service de visiophonie

Country Status (2)

Country Link
CN (1) CN102186218A (fr)
WO (1) WO2012100566A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102186218A (zh) * 2011-01-28 2011-09-14 中兴通讯股份有限公司 一种处理可视电话业务的方法、系统和设备
CN106412479B (zh) * 2015-07-31 2020-03-24 展讯通信（上海）有限公司 一种移动终端视频呼叫方法及系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1845676A1 (fr) * 2006-04-13 2007-10-17 Siemens Aktiengesellschaft Procédé pour la vidéo-téléphonie entre un terminal dans un premier réseau de données à commutation de circuit et un deuxième réseau de données à commutation de paquet
CN101232641A (zh) * 2007-12-28 2008-07-30 上海茂碧信息科技有限公司 一种在双卡双待手机上实现可视电话的方法
CN101287092A (zh) * 2008-05-22 2008-10-15 华为技术有限公司 视频呼叫业务实现方法及装置
CN102186218A (zh) * 2011-01-28 2011-09-14 中兴通讯股份有限公司 一种处理可视电话业务的方法、系统和设备

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1845676A1 (fr) * 2006-04-13 2007-10-17 Siemens Aktiengesellschaft Procédé pour la vidéo-téléphonie entre un terminal dans un premier réseau de données à commutation de circuit et un deuxième réseau de données à commutation de paquet
CN101232641A (zh) * 2007-12-28 2008-07-30 上海茂碧信息科技有限公司 一种在双卡双待手机上实现可视电话的方法
CN101287092A (zh) * 2008-05-22 2008-10-15 华为技术有限公司 视频呼叫业务实现方法及装置
CN102186218A (zh) * 2011-01-28 2011-09-14 中兴通讯股份有限公司 一种处理可视电话业务的方法、系统和设备

Also Published As

Publication number Publication date
CN102186218A (zh) 2011-09-14

Similar Documents

Publication Publication Date Title
EP3399824B1 (fr) Procédé de programmation de données, station de base et système
JP4976600B2 (ja) 進化型パケットネットワークにおいて回線交換ドメインサービスを処理する方法、システムおよび装置
TWI398184B (zh) 通訊裝置
TWM340666U (en) Radio link and handover failure handling
WO2014146474A1 (fr) Procédé d'enregistrement de terminal, procédé de découverte de terminal, terminal et dispositif
TW200908759A (en) Method and apparatus for handling mobility between non-3GPP to 3GPP networks
CN103841545B (zh) 一种mme池场景能力信息上报的方法及装置
CN109150808B (zh) 通信方法、装置和系统
WO2021057526A1 (fr) Procédé de reprise sur sinistre pour dispositif de passerelle et dispositif de communication
WO2006010344A1 (fr) Procede et systeme permettant a un terminal de recevoir un numero appelant a l'avance
US11240721B2 (en) Voice switching method and apparatus
WO2012055093A1 (fr) Procédé et dispositif de traitement d'appel dans une réserve de centres de commutation de communications mobiles
KR102034225B1 (ko) 트래킹 지역 갱신 승낙 후 계류 중인 상향링크 시그널링 및 데이터를 위해 존재하는 시그널링 연결을 이용하기 위한 방법
GB2489725A (en) Non-access stratum signalling to indicate use of new or existing NAS signalling connection for connection re-establishment.
CN114173431A (zh) 一种rrc连接释放的方法及装置
WO2011113207A1 (fr) Procédé et dispositif destinés à un commutateur d'accès aux services
WO2009146595A1 (fr) Procédé et système de mise en œuvre du service d'alerte sélective
WO2012100566A1 (fr) Procédé, système et dispositif pour gérer un service de visiophonie
JP2013077928A (ja) 移動通信装置および無線通信方法
WO2011057578A1 (fr) Procédé d'implémentation d'échange local pour appel local
WO2008011777A1 (fr) Procédé permettant d'identifier un msc avec délai d'attente, procédé d'appel de groupe et équipement associé
JP2001128208A (ja) 無線通信システム
WO2012129979A1 (fr) Procédé, système et dispositif de commutation de domaine d'état de sonnerie
WO2011140949A1 (fr) Procédé et appareil d'établissement de communication à destination d'un mobile d'un appel vocal
WO2011116721A2 (fr) Procédé et dispositif de communication pour terminal mobile

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11857252

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11857252

Country of ref document: EP

Kind code of ref document: A1