CN1278534C - Method for implementing permanent call and blue-tooth handset call diversion - Google Patents
Method for implementing permanent call and blue-tooth handset call diversion Download PDFInfo
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- CN1278534C CN1278534C CN 03102055 CN03102055A CN1278534C CN 1278534 C CN1278534 C CN 1278534C CN 03102055 CN03102055 CN 03102055 CN 03102055 A CN03102055 A CN 03102055A CN 1278534 C CN1278534 C CN 1278534C
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Abstract
The present invention discloses a call diversion method for fixed telephones to call Bluetooth mobile phones. The method comprises the following steps: a gateway receives request information of a cell phone requesting to join a micromicro network of the gateway, and simultaneously, the cell phone announces self telephone number to the gateway; the gateway adds the cell phone in a terminal list of the gateway and registers the telephone number of the cell phone in a fixed telephone network; when fixed telephones call the cell phone, the fixed telephone network knows that the mobile phone is already joined in the gateway according to the registered information of the gateway, the fixed telephone network calls the gateway, and the gateway notifies the terminal to ring; the gateway reads the signal strength indication (RSSI) value of the gateway and a terminal Bluetooth link by an HCI command 'Read_RSSI' defined in Bluetooth standards; when the value indicates that signal quality is under designated threshold value, or the gateway obtains one byte number value of link quality information by using a standard HCI command 'Get_Link_Quality', the number value indicates that signal quality is under designated threshold value, or when a link breaking event of designated cell phones occurs in HCI events which are judged that HCI events occur by gateway telephones, the gateway considers that the cell phone leaves the micromicro network of the gateway, and the gateway sends information to the fixed telephone network to cancel the register of the call diversion of the mobile cell phone. When cell phones and gateways have the call diversion function of the present invention, incoming calls can be transferred by fixed telephone networks rather than mobile networks, and therefore, users don't need to bear the interference and the attenuation of signals of cell phones, conversation quality is enhanced, and the expense is reduced to the incoming call receiving expense of fixed.
Description
Technical field
The present invention relates to the mobile phone in the radio communication and the field of Bluetooth Communication Technology, relate to the method for call treatment particularly.
Background technology
Along with the urgency of cell phone (comprising GSM mobile handset, CDMA mobile phone, PHS mobile phone, 3G mobile etc.) number of users increases (the cellular number of users of China surpasses 1.4 hundred million at present), cellular telephone subscribers is more and more higher to the requirement of network service.Though mobile telephone network has almost covered the whole earth at present, signal can arrive special areas such as subway, elevator,, in any case there is certain unsteadiness in the signal of mobile telephone network.Between high buildings and large mansions, indoor, the interference of cellular phone signal and decay are inevitable.
Meanwhile, fixed-line telephone network has also extended to every household.Landline telephone with respect to the sharpest edges of mobile phone is: signal stabilization is reliable, and communication cost is cheap.
At present, cell phone and landline telephone often can not well be used.When the user goes out, must use cell phone externally to keep in touch, but when the user goes home or handles official business in office, wish to switch to landline telephone, to save communication cost, again higher speech quality can be arranged simultaneously.
In the prior art, exist a kind of short-distance wireless communication technology that is called as bluetooth (Bluetooth), it is operated in ISM (one medical treatment of the industry-science) frequency range of 2.4GHz.The piconet (Piconet) that the basic network topology of bluetooth is made up of a main control device and maximum seven slaves adopts the mode of time division multiple access (TDMA) to communicate between main control device and the slave.Utilize Bluetooth technology, can various device be coupled together in low-cost mode.The special interest group of bluetooth (Special Interest Group, be called for short SIG) be the non-government organization that formulates and instruct Bluetooth specification and application, in the cordless telephone application framework (Cordless Phone Profile) of its definition, a kind of approach that utilizes Bluetooth technology to realize cordless telephone has been proposed, promptly, all be equipped with the blue teeth wireless transceiver module as the cordless fixed part (hereinafter referred to as gateway) of main control device with as the cordless telephone handset (hereinafter referred to as terminal) of slave, utilize bluetooth to carry out the transmission of voice and control signaling.Cordless fixed part links to each other with fixed network.Different with common cordless telephone, terminal can be again a cell phone (the following cell phone that will have the Bluetooth cordless telephone function is called bluetooth cellular phone) simultaneously, and a gateway can connect maximum seven terminals.Such scheme has solved landline telephone and the cellular problem that is used to a great extent, has a good application prospect.
But the scheme of SIG and imperfect shows in the processing to the incoming call of calling out bluetooth cellular phone, still will answer by mobile telephone network.As to the calling of bluetooth cellular phone number the time, mobile telephone network will be notified bluetooth cellular phone, and the user is subsequently in the enterprising words that work of bluetooth cellular phone.As can be seen, though bluetooth cellular phone in the bluetooth sphere of action of gateway, incoming telephone signal still will transmit by mobile telephone network, the user still will stand the interference and the decay of bluetooth cellular phone signal, and can not reduce the communication cost of answering.Method of remedying is that electrotransfer is to gateway in the future when bluetooth cellular phone is in the sphere of action of gateway.After bluetooth cellular phone and gateway have possessed call forwarding function of the present invention, incoming call will transmit by the landline telephone networking, rather than the mobile network, so the user needn't stand the interference and the decay of bluetooth cellular phone signal, speech quality increases.Expense is reduced to the telephone expenses of landline telephone incoming call answering also by the expense of answering of bluetooth cellular phone, is free.
Summary of the invention
Primary and foremost purpose of the present invention is to provide and realizes fixed line calling bluetooth cellular phone call transfer method under the above-mentioned situation of a kind of realization.Above-mentioned purpose mainly is that the method by the function that increases gateway and bluetooth cellular phone realizes.Described method comprises step:
(a) gateway receives the solicited message that the bluetooth cellular phone request adds the piconet at gateway place, and bluetooth cellular phone is notified to gateway with the telephone number of oneself simultaneously;
(b) gateway adds bluetooth cellular phone the terminal list of oneself and the telephone number of this bluetooth cellular phone is registered to fixed-line telephone network;
(c) when landline telephone was called out bluetooth cellular phone, fixed-line telephone network knew that according to the information of gateway registration this mobile phone has added gateway, and then fixed-line telephone network is called out this gateway;
(d) gateway is notified this bluetooth cellular phone ring;
(e) gateway uses the HCI order " Read_RSSI " that defines in bluetooth standard to read the signal strength signal intensity indicating RSSI value of gateway and bluetooth cellular phone Bluetooth link, when this value shows that signal quality is under assign thresholds, or gateway uses standard HCI order " Get_Link_Quality " to obtain the link quality information of 1 byte numerical value, this numerical tabular clear signal quality is under assign thresholds the time, or gateway is judged in the HCI incident that takes place, have when taking place with the chain rupture incident of specifying bluetooth cellular phone, gateway thinks that bluetooth cellular phone has left the piconet at gateway place;
(f) gateway sends the telephone number of this bluetooth cellular phone of information cancel register to fixed-line telephone network.
The order that step is carried out generally is: (a) (b) (c) (d) (e) (f).
After bluetooth cellular phone and gateway have possessed call forwarding function of the present invention, incoming call will transmit by the landline telephone networking, rather than the mobile network, so the user needn't stand the interference and the decay of bluetooth cellular phone signal, speech quality increases.Expense is reduced to the telephone expenses of landline telephone incoming call answering also by the expense of answering of bluetooth cellular phone, is free.
Description of drawings
By describing the preferred embodiments of the present invention in detail, will help to understand objects and advantages of the present invention by accompanying drawing.Wherein:
Fig. 1 is the system block diagram of Bluetooth cordless telephone equipment (gateway or terminal);
Fig. 2 is a network configuration of explaining Bluetooth cordless telephone equipment;
Fig. 3 be explain bluetooth cellular phone when the outside line incoming call is arranged, the flow chart of terminal equipment answering conventional method;
Fig. 4 be explain according to of the present invention, when adding the bluetooth cellular phone of gateway place piconet, be used for the flow chart of the method for relevant action;
Fig. 5 be explain according to of the present invention, when leaving the bluetooth cellular phone of gateway place piconet, be used for the flow chart of the method for relevant action.
Embodiment
Fig. 1 is the system block diagram of Bluetooth cordless telephone equipment (gateway or terminal).In Fig. 1, Bluetooth cordless telephone equipment 100 is made up of plurality of function modules.Wherein, Bluetooth cordless telephone is used 110 and is provided the various functions of cordless telephone to the user, and its needed voice are provided by baseband controller 150; Needed control information is provided by SDP (service discovery protocol) 170 and TCS (phone control protocol) 120.The variety of protocol on standard communication protocol L2CAP (logical connection control and adapting protocol) 130 multiplexed upper stratas.HCI (HCI) driver 175 allows transmission standard HCI order and receives the response that causes thus; And receive and send data by L2CAP 130.HCI transport layer 180 is optional, when the upper-layer functionality module of HCI transport layer when the lower floor functional module is moved on different processor platforms, the HCI transport layer is responsible for the information transmission of intermodule, and the physical transfer mode of employing may be RS232, USB, UART, PCI or PCMCIA; When above-mentioned two generic modules operated in same processor platform, modes such as shared drive, parameter transmission, message were adopted in the information transmission, no longer need this transport layer.
Link manager 180 is responsible for receiving order and the data that upper layer module sends, and the result is returned to the upper strata.Link manager 180 is finished function corresponding by baseband controller 150 and wireless transmitter 160.LMP Link Manager Protocol 140 is used for the intercommunication mutually between the different Bluetooth devices link manager.Baseband controller 150 is according to the command operation of link manager 190.Wireless transmitter 160 wirelessly sends and receives information according to the specification of standard.
Fig. 2 explains the network configuration of Bluetooth cordless telephone equipment.Gateway 250 links to each other with external stability network 270 by outside line.Gateway 250 can be accepted the request that 7 station terminals add this network at most simultaneously as the main control device of piconet, after terminal adds this network, promptly becomes the slave of network.In this figure, co-exist in 5 station terminal A 210, B 220, C 230, D 240, E 260.In general, determine by the sensitivity of the power of the ripple that is sent or the ripple that receives whether radio communication is successful.In the Bluetooth wireless communication territory, the radio coverage of 2 class bluetooth communication standards is 10m.
Fig. 3 be explain bluetooth cellular phone when the outside line incoming call is arranged, the flow chart of slave answering conventional method.Bluetooth cellular phone is at first determined gateway to be added, can adopt the periodically method of search, also can manually initiate search procedure (S310).After finding gateway, bluetooth cellular phone is initiated the message that request adds network to gateway, comprises the telephone number (S320) of bluetooth cellular phone in request message.The request of this bluetooth cellular phone can be accepted or refuse to gateway according to the configuration of self.If this request is accepted, gateway needs this terminal is joined (S330) in the terminal list.Gateway is registered the telephone number (S340) of this bluetooth cellular phone to fixed-line telephone network.When the landline telephone calling terminal, fixed-line telephone network is transferred to gateway (S350) with this calling.Gateway detects call signal, notifies this bluetooth cellular phone ring (S360).The bluetooth cellular phone off-hook enters talking state (S370).Fig. 4 be explain according to of the present invention, when adding the terminal of gateway place piconet, carry out the flow chart of the method for relevant action.When bluetooth cellular phone when gateway is initiated request and is added the message (S410) of network, gateway agrees link setup and this bluetooth cellular phone added terminal list, simultaneously to fixed telephone network register this terminal telephone number (S420, S430, S350).
Fig. 5 explains according to the present invention when leaving the bluetooth cellular phone of gateway place piconet, carries out the flow chart of the method for relevant action.At first, gateway monitors certain bluetooth cellular phone and is about to leave with the sphere of action of gateway as the piconet (S510) of main control device.When the following arbitrary fact of gateway discovery takes place, think that then this bluetooth cellular phone has left the piconet at gateway place: gateway uses the HCI order " Read_RSSI " that defines in bluetooth standard to read gateway and the signal strength signal intensity indicating RSSI value of specifying the bluetooth cellular phone Bluetooth link, when this value shows that signal quality is under assign thresholds; Gateway uses standard HCI order " Get_Link_Quality " to obtain the link quality information of 1 byte numerical value, and this numerical tabular clear signal quality is under assign thresholds the time; In the HCI incident that gateway judge to take place, when having chain rupture incident with designated terminal to take place.Afterwards, gateway is to the terminal telephone number (S520) of fixed telephone network cancel register.
As mentioned above, the present invention combines the calling transfer and the Bluetooth cordless telephone gateway of fixed telephone network, has increased the availability of bluetooth cellular phone.
Though the present invention illustrates and describes with reference to its preferred embodiment, but will be understood by those skilled in the art that, under the situation of the spirit and scope of the present invention that do not break away from the appended claims and limited, can carry out the various changes of form and details.
Claims (1)
1. realize fixed line calling bluetooth cellular phone call transfer method for one kind, it is characterized in that: described method comprises step:
(a) gateway receives the solicited message that the bluetooth cellular phone request adds the piconet at gateway place, and bluetooth cellular phone is notified to gateway with the telephone number of oneself simultaneously;
(b) gateway adds bluetooth cellular phone the terminal list of oneself and the telephone number of this bluetooth cellular phone is registered to fixed-line telephone network;
(c) when landline telephone was called out bluetooth cellular phone, fixed-line telephone network knew that according to the information of gateway registration this bluetooth cellular phone has added gateway, and then fixed-line telephone network is called out this gateway;
(d) gateway is notified this bluetooth cellular phone ring;
(e) gateway uses the HCI order " Read_RSSI " that defines in bluetooth standard to read the signal strength signal intensity indicating RSSI value of gateway and bluetooth cellular phone Bluetooth link, when this value shows that signal quality is under assign thresholds, or gateway uses standard HCI order " Get_Link_Quality " to obtain the link quality information of 1 byte numerical value, this numerical tabular clear signal quality is under assign thresholds the time, or gateway is judged in the HCI incident that takes place, have when taking place with the chain rupture incident of specifying bluetooth cellular phone, gateway thinks that bluetooth cellular phone has left the piconet at gateway place;
(f) gateway sends the telephone number of this bluetooth cellular phone of information cancel register to fixed-line telephone network.
The order that step is carried out is: (a) (b) (c) (d) (e) (f).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03102055 CN1278534C (en) | 2003-04-08 | 2003-04-08 | Method for implementing permanent call and blue-tooth handset call diversion |
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| CN 03102055 CN1278534C (en) | 2003-04-08 | 2003-04-08 | Method for implementing permanent call and blue-tooth handset call diversion |
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| CN1536860A CN1536860A (en) | 2004-10-13 |
| CN1278534C true CN1278534C (en) | 2006-10-04 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008054194A1 (en) * | 2006-11-03 | 2008-05-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Method of conditionally routing a call made to a fixed telephone number |
| CN101651734B (en) * | 2009-09-09 | 2012-07-11 | 中国电信股份有限公司 | Communication method of cordless system, cordless communication system and cordless master |
| CN103916298A (en) * | 2013-01-09 | 2014-07-09 | 海尔集团公司 | Intelligent housing system and gateway and data communication system and method of intelligent housing system |
| CN104540157B (en) * | 2015-01-09 | 2016-08-24 | 努比亚技术有限公司 | A kind of incoming telephone signal changing method, device and terminal |
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Inventor after: Gao Qiang Inventor after: An Yunbo Inventor after: Zhao Zhongbai Inventor after: Zhou Zhijian Inventor after: Zhao Yueming Inventor before: An Yunbo Inventor before: Zhao Zhongbai Inventor before: Zhou Zhijian Inventor before: Zhao Yueming |
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