WO2006021128A1 - Procede de transfert d'appel d'un telephone portable bluetooth utilisant une extension dynamique - Google Patents

Procede de transfert d'appel d'un telephone portable bluetooth utilisant une extension dynamique Download PDF

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Publication number
WO2006021128A1
WO2006021128A1 PCT/CN2004/000982 CN2004000982W WO2006021128A1 WO 2006021128 A1 WO2006021128 A1 WO 2006021128A1 CN 2004000982 W CN2004000982 W CN 2004000982W WO 2006021128 A1 WO2006021128 A1 WO 2006021128A1
Authority
WO
WIPO (PCT)
Prior art keywords
gateway
bluetooth
mobile phone
network
fixed telephone
Prior art date
Application number
PCT/CN2004/000982
Other languages
English (en)
Chinese (zh)
Inventor
Hong Lin
Zhijian Zhou
Original Assignee
Ivt Software Technology Inc.
Ivt Corporation
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 Ivt Software Technology Inc., Ivt Corporation filed Critical Ivt Software Technology Inc.
Priority to PCT/CN2004/000982 priority Critical patent/WO2006021128A1/fr
Publication of WO2006021128A1 publication Critical patent/WO2006021128A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/58—Arrangements for transferring received calls from one subscriber to another; Arrangements affording interim conversations between either the calling or the called party and a third party
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/02—Details of telephonic subscriber devices including a Bluetooth interface

Definitions

  • the present invention relates to the field of mobile telephone and Bluetooth communication technologies in wireless communication, and in particular to a method of call processing. Background technique
  • Bluetooth Short-range wireless communication technology
  • ISM Industrial-Science-Medical
  • the basic network structure of Bluetooth is a piconet consisting of one master device and up to seven slave devices.
  • the master device and the slave device communicate in a time division multiple access (TDMA) manner.
  • TDMA time division multiple access
  • SIG Special Interes t Group
  • SIG is a civil society organization that develops and directs Bluetooth specifications and applications. In its definition of Cordless Phone Profie, it proposes a Bluetooth technology.
  • a cordless telephone that is, a cordless telephone base station (hereinafter referred to as a gateway) as a master device and a cordless telephone handset (hereinafter referred to as a terminal) as a slave device are equipped with a Bluetooth wireless transceiver module for voice and control using Bluetooth Transmission of signaling.
  • Cordless telephones are connected to a fixed network, and one gateway can connect up to seven terminals.
  • the cordless telephone handset (terminal) can also be a cellular telephone (hereinafter referred to as a cellular cord with a Bluetooth cordless telephone handset function).
  • the words are Bluetooth phones).
  • the SIG's solution is not perfect.
  • the solution does not solve the problem of how Bluetooth phones can seamlessly switch between mobile networks and fixed-telephone networks. That is, when there is a call for a mobile phone number of a Bluetooth mobile phone, it must also be answered through the mobile phone network, and the user still has to endure the signal interference and attenuation that may exist in the cellular phone, and cannot reduce the communication cost of the call.
  • One remedy is to transfer incoming calls to the gateway when the Bluetooth handset is within range of the gateway. In this way, when the Bluetooth mobile phone and gateway have the call forwarding function, the incoming call will be delivered over the fixed telephone line instead of the mobile network.
  • the problem to be solved by the present invention is: how to be in multiple Bluetooth when an incoming call to a Bluetooth mobile phone is transferred to a gateway and transmitted through a fixed telephone network when a plurality of Bluetooth mobile phones are within the scope of the gateway
  • the called Bluetooth phone is recognized in the mobile phone.
  • the present invention provides a method for realizing Bluetooth mobile phone incoming call transfer under the above circumstances.
  • the main purpose of the confusion is achieved by adding the functions of the gateway, the Bluetooth mobile phone and the intelligent network on the network side.
  • the method includes the steps of:
  • the gateway dynamically assigns an extension number to the added Bluetooth mobile phone and notifies the Bluetooth mobile phone of the fixed telephone number connected by the gateway, and the Bluetooth mobile phone also notifies the gateway of its mobile network number;
  • the Bluetooth mobile phone joins the piconet where the gateway is located.
  • the Bluetooth mobile phone registers the fixed telephone number connected to the gateway as a call forwarding number through the mobile network, and the gateway registers the mobile network number of the Bluetooth mobile phone to the fixed telephone network;
  • the Bluetooth mobile phone dials the outside line through the gateway.
  • the gateway automatically adds the extension number corresponding to the Bluetooth mobile phone before the calling number, so that the intelligent network can display the number of the Bluetooth mobile phone in the other party's caller;
  • the fixed telephone network knows that the Bluetooth mobile phone has joined the gateway according to the information registered by the gateway, the fixed telephone network calls the gateway, the incoming call number joins the extension number, and the gateway can notify the corresponding number according to the extension number.
  • Bluetooth mobile phone ringing When another mobile phone calls a Bluetooth mobile phone, the mobile network transfers the incoming call to the gateway and the gateway rings. Whether the Bluetooth phone rings can be set. The gateway extracts the calling number and transmits it to the Bluetooth mobile phone;
  • the gateway can still correctly call the corresponding Bluetooth mobile phone, thereby avoiding multiple Bluetooth mobile phones simultaneously. Ringing problem.
  • the Bluetooth mobile phone is called out through the gateway, its mobile network number can be displayed to the other party through the caller ID function.
  • the gateway can correctly transfer the call to the corresponding Bluetooth mobile phone and the answer is free.
  • the fee is also reduced by the cellular phone's answering fee to the cellular phone's incoming call forwarding fee.
  • the Bluetooth mobile phone When used as the terminal of the Bluetooth gateway, it has the function of a Bluetooth cordless telephone. among them:
  • FIG. 1 is a system block diagram of a Bluetooth cordless telephone device (gateway or terminal);
  • Figure 2 is a diagram explaining the network configuration of a Bluetooth cordless telephone device
  • FIG. 3 is a flow chart for explaining a method for correlating actions when a Bluetooth handset and a gateway are paired according to the present invention
  • FIG. 4 is a flow chart for explaining a method for related actions when a Bluetooth mobile phone joins a piconet where a gateway is located, according to the present invention
  • FIG. 5 is a flow chart illustrating a method for related actions when a Bluetooth handset leaves the piconet where the gateway is located, in accordance with the present invention.
  • FIG 1 is a system block diagram of a Bluetooth cordless telephone device (gateway or terminal).
  • the Bluetooth cordless telephone device 100 is comprised of several functional modules.
  • the Bluetooth cordless telephone application 110 provides various functions of the cordless telephone to the user, and the required voice is provided by the baseband controller 150.
  • the required control information is provided by SDP (Service Discovery Protocol) 170 and TCS (Telephone Control Protocol) 120.
  • SDP Service Discovery Protocol
  • TCS Transmission Control Protocol
  • L2CAP Logical Link Control and Adaptation Protocol
  • the HCI (Host Control Interface) driver 175 allows the transmission of standard HCI commands and receives the resulting response; and receives and transmits data through the L2CAP 130.
  • the HCI transport layer 180 is optional. When the upper functional module and the lower functional module of the HCI transport layer are run on different processor platforms, the HCI transport layer is responsible for information transfer between the modules, and the physical transmission mode may be RS232. USB, UART, PCI or PCMCIA; When the above two types of modules run on the same processor platform, the information transfer uses shared memory, parameter transfer, message, etc., and the transport layer is no longer needed.
  • the link manager 180 is responsible for receiving commands and data sent by the upper module and returning the result to the upper layer.
  • the link manager 180 performs the corresponding functions through the baseband controller 150 and the radio transceiver 160.
  • Link Management Protocol 140 is used to communicate with each other between different Bluetooth device link managers.
  • the baseband controller 150 operates in accordance with the commands of the link manager 180.
  • the wireless transceiver 160 wirelessly transmits and receives information in accordance with standard specifications.
  • FIG. 2 illustrates the network configuration of a Bluetooth cordless telephone device.
  • the gateway 250 is connected to the external fixed network 270 via an outside line.
  • the gateway 250 can accept requests from the seven terminals to join the network at the same time. After the terminal joins the network, it becomes a slave device of the network.
  • the success of the wireless communication is determined by the power of the transmitted wave or the sensitivity of the received wave.
  • the standard Class 2 Bluetooth communication module has a radio coverage of 10 m.
  • FIG. 3 is a flow chart illustrating a method for related actions when pairing between a Bluetooth handset and a gateway in accordance with the present invention.
  • the Bluetooth mobile phone needs to input the password required by the gateway (S310.
  • the Bluetooth mobile phone and the gateway both save the shared key for use in establishing a connection in the future.
  • the gateway is successfully paired Bluetooth.
  • the mobile phone dynamically assigns an extension number (S320), and the extension number can be assigned by the gateway according to a certain algorithm (for example, according to random allocation or sequential allocation), and the general extension number of two decimal codes is sufficient.
  • the gateway notifies the fixed telephone number to which the connection is connected.
  • the Bluetooth mobile phone uses the fixed telephone number as the call forwarding number. This can be achieved by: When the TCS call is established between the gateway and the Bluetooth mobile phone, the gateway passes the TCS message "INFO SUGGEST" The company custom field "Company Specif ic", the fixed phone number is passed to the Bluetooth phone. The Bluetooth phone also notifies the gateway (S340) of its mobile network number. The gateway needs to put the Bluetooth hand The 000982 machine's mobile network number, assigned extension number, baseband address (used to establish a physical connection between the gateway and the Bluetooth handset), and the pairing key are stored.
  • FIG. 4 is a flow chart for explaining a method for related actions when a Bluetooth mobile phone joins a piconet where the gateway is located, in accordance with the present invention.
  • a Bluetooth mobile phone can actively or passively join the piconet where the gateway is located.
  • Bluetooth phones can use a periodic search or manually initiate a search to find a gateway that has to be paired successfully.
  • the gateway can also periodically search for nearby Bluetooth phones that have been successfully paired. After the Bluetooth mobile phone successfully joins the piconet where the gateway is located (S410), the gateway needs to modify the configuration of the network broadcast channel held by the gateway, and add the Bluetooth mobile phone to the Bluetooth mobile phone list (S420).
  • the Bluetooth mobile phone registers the fixed telephone number connected by the gateway as a call forwarding number (S430) through the mobile network, and the gateway transmits the Bluetooth mobile phone by, for example, automatically dialing: "service access code + extension number + Bluetooth mobile phone network number"
  • the mobile network number and the assigned extension number are registered in the fixed telephone network (S440).
  • the fixed telephone network When calling the mobile phone number of the Bluetooth mobile phone from the fixed telephone, the fixed telephone network knows that the Bluetooth mobile phone has joined the piconet where the gateway is located according to the information registered by the gateway, and can find the corresponding Bluetooth according to the mobile network number of the Bluetooth mobile phone and the fixed telephone number of the gateway.
  • the extension number of the phone The fixed telephone network calls the gateway, and adds the extension number to the calling number.
  • the format can be, for example, "service access code + extension number + calling number", so that the gateway can notify the corresponding Bluetooth mobile phone ringing according to the extension number (S450). .
  • the mobile network transfers the incoming call to the gateway, and the gateway rings (S460). Whether the Bluetooth phone rings can be set.
  • the gateway extracts the calling number and transmits it to the Bluetooth mobile phone.
  • the gateway automatically adds the “service access code + extension number” to the number dialed by the Bluetooth mobile phone, and calls out to the fixed telephone network (S470).
  • the fixed telephone network can find the mobile number of the corresponding Bluetooth mobile phone according to the fixed telephone number of the gateway and the extension number of the Bluetooth mobile phone, and give the mobile network number of the Bluetooth mobile phone as the calling number.
  • the number displayed by the other party's caller ID function is no longer the fixed telephone number of the gateway connection, but the mobile network number of the calling Bluetooth handset.
  • the user can apply for the relevant business without having his or her number displayed on the called party.
  • FIG. 5 is a flow chart illustrating a method of performing a related action when a Bluetooth mobile phone leaves the piconet where the gateway is located, in accordance with the present invention.
  • Periodic event monitoring by Bluetooth mobile phone or gateway When any of the following facts are found, the Bluetooth mobile phone is considered to have left the piconet where the gateway is located.
  • the Bluetooth mobile phone uses the HCI command "Read_RSSI” defined in the Bluetooth standard to read the signal strength indication (RSSI) value of the Bluetooth link of the specified gateway and the Bluetooth handset, when the value indicates that the signal quality is below the specified threshold 2 )
  • the Bluetooth handset uses the standard HCI command "Get-Link-Quali ty" to get a 1-byte value of link quality information indicating that the link quality is below a specified threshold; and 3) the Bluetooth handset is judged at In the event of an HCI event, there is a broken link event with the specified gateway.
  • the Bluetooth mobile phone cancels the call transfer to the fixed telephone number connected to the gateway through the mobile network (S520), and the gateway cancels the registration information when the Bluetooth mobile phone joins the piconet where the gateway is located through the fixed telephone network, for example, the gateway can dial:
  • the "service access code + extension number + Bluetooth mobile phone network number" is performed (S530).
  • the present invention combines the call forwarding of a mobile network with a Bluetooth cordless telephone gateway, increasing the availability of a Bluetooth cordless telephone.

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

Abstract

Procédé de transfert d'appel d'un téléphone portable Bluetooth utilisant une extension dynamique. Le procédé consiste à relier le téléphone portable Bluetooth et la passerelle, cette dernière attribuant une extension numérique au téléphone portable Bluetooth et informant le téléphone portable Bluetooth du numéro de téléphone du poste fixe connecté, le téléphone portable Bluetooth notifiant à son tour à la passerelle le numéro du réseau mobile; puis, lors de l'accès par le téléphone portable Bluetooth au picoréseau, à utiliser le transfert d'appel de l'inscription du numéro du poste fixe de manière que la passerelle transmette le numéro du réseau mobile du téléphone portable Bluetooth et l'inscription de l'extension correspondante au réseau du poste fixe; lors de la réception par le réseau du poste fixe de l'appel effectué par le téléphone portable Bluetooth, à rechercher l'extension correspondante conformément au numéro du réseau mobile et à indiquer à la passerelle cette extension, la passerelle utilisant l'extension pour informer par sonnerie le téléphone portable Bluetooth; lors du retrait du téléphone portable Bluetooth du picoréseau, à fermer la session. Ainsi, même s'il existe plusieurs téléphones portables Bluetooth, la passerelle est en mesure d'appeler sans erreur le téléphone portable Bluetooth concerné.
PCT/CN2004/000982 2004-08-24 2004-08-24 Procede de transfert d'appel d'un telephone portable bluetooth utilisant une extension dynamique WO2006021128A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2004/000982 WO2006021128A1 (fr) 2004-08-24 2004-08-24 Procede de transfert d'appel d'un telephone portable bluetooth utilisant une extension dynamique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2004/000982 WO2006021128A1 (fr) 2004-08-24 2004-08-24 Procede de transfert d'appel d'un telephone portable bluetooth utilisant une extension dynamique

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WO2006021128A1 true WO2006021128A1 (fr) 2006-03-02

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020015757A (ko) * 2000-08-23 2002-03-02 김대기 블루투스 서비스 영역에서의 자동 호 전환 방법
CN1392713A (zh) * 2001-06-20 2003-01-22 英业达集团（南京）电子技术有限公司 实现多台电子设备无线上网的网络连接装置
KR20030028104A (ko) * 2001-09-27 2003-04-08 인포뱅크 주식회사 블루투스 칩이 내장된 원격 제어기 및 이를 이용한 호전환 방법
CN1449629A (zh) * 2000-09-01 2003-10-15 朴琪业 使用蓝牙提供无线多媒体服务的方法和系统

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020015757A (ko) * 2000-08-23 2002-03-02 김대기 블루투스 서비스 영역에서의 자동 호 전환 방법
CN1449629A (zh) * 2000-09-01 2003-10-15 朴琪业 使用蓝牙提供无线多媒体服务的方法和系统
CN1392713A (zh) * 2001-06-20 2003-01-22 英业达集团（南京）电子技术有限公司 实现多台电子设备无线上网的网络连接装置
KR20030028104A (ko) * 2001-09-27 2003-04-08 인포뱅크 주식회사 블루투스 칩이 내장된 원격 제어기 및 이를 이용한 호전환 방법

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