CN101287205B - Multi standby Bluetooth implementing method, system and mobile communication terminal - Google Patents
Multi standby Bluetooth implementing method, system and mobile communication terminal Download PDFInfo
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- CN101287205B CN101287205B CN2008100672516A CN200810067251A CN101287205B CN 101287205 B CN101287205 B CN 101287205B CN 2008100672516 A CN2008100672516 A CN 2008100672516A CN 200810067251 A CN200810067251 A CN 200810067251A CN 101287205 B CN101287205 B CN 101287205B
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Abstract
The invention is applicable to the field of mobile communication and provides a method, a system and a mobile communication terminal for realizing Bluetooth of multiple standbys. The method comprises the steps as follows: a network where voice signal exists is identified; according to the identified network where the voice signal exists, a communication module corresponding to the identified network is set as a main device and a Bluetooth module as a slave device, the main device respectively through clock signal output pins and synchronous signal output pins thereof, sends clock signals and synchronous signals to the slave device directly connected with the main device by data lines. The method of the invention, by identifying the network where the received voice signal exists, sets the corresponding communication module as the main device and the Bluetooth module as the slave device to ensure that the communication module currently under a conversation state can directly provide work clock and data sampling frequency of the Bluetooth module to form a physical link of voice signal transmission, and can be easily and conveniently controlled with high practicability.
Description
Technical field
The invention belongs to moving communicating field, relate in particular to a kind of bluetooth implementation method, system and mobile communication terminal of many standbies.
Background technology
Bluetooth technology makes bimodule mobile communication terminal can in short distance, realize the transmission of data in the application of bimodule mobile communication terminal.
Fig. 1 shows the structure principle chart of the bluetooth bimodule mobile communication terminal that prior art provides.The bluetooth bimodule mobile communication terminal comprises main communications module, secondary communications module and bluetooth module; Wherein main communications module is through universal asynchronous reception/dispensing device (Universal AsynchronousReceiver/Transmitter; UART) interface transmission control command is controlled the transmission of bluetooth module and secondary communications module realization blue-teeth data, like Bluetooth stereo transmission, file transfer etc.The bluetooth module is through pulse code modulation (Pulse Code Modulation; PCM) interface is realized the transmission with main communications module or secondary communications module voice signal, and realizes the switching of bluetooth module with the physical link between main communications module or the secondary communications module through analog switch.
Pcm interface comprises data input (the Data In that is used for the receiving and transmitting voice signal; DIN) pin and data output (Data out; DOUT) pin, be used to provide the clock signal output (Clock of work clock; CLK) pin and the synchronizing signal output (Synchronization, SYNC) pin that are used to be provided with PCM data sampling frequency.Fig. 2 shows the pcm interface connected mode between prior art bluetooth module and main communications module and the secondary communications module.Definition provides that the main communications module or the secondary communications module of clock frequency and data sampling frequency is main equipment in the communication; The bluetooth module is a slave unit; Main equipment provides required work clock of slave unit and data sampling frequency through the CLK pin and the SYNC pin of pcm interface, thereby constitutes the physical link of voice messaging transmission.The CLK pin of main communications module and secondary communications module pcm interface is connected with two contacts of a two-way analog switch through data wire in the prior art, and the contact that another of this two-way analog switch links to each other with closed contact links to each other with the CLK pin of bluetooth module pcm interface through data wire; The SYNC pin of main communications module and secondary communications module pcm interface is connected with two contacts of another two-way analog switch through data wire, and the contact that another of this two-way analog switch links to each other with closed contact links to each other with the SYNC pin of bluetooth module pcm interface through data wire.Switch the master slave relation of the main communications module of decision or secondary communications module and bluetooth module through the control two-way analog switch, confirm the physical link that current speech is communicated by letter, control loaded down with trivial details, poor practicability.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of bluetooth implementation method of many standbies; The communications module that is intended to solve existing bimodule mobile communication terminal is with needing control switch to switch to confirm that main communications module or secondary communications module are as main equipment in the bluetooth module communication process; Control loaded down with trivial details, the problem of poor practicability.
The embodiment of the invention is achieved in that a kind of bluetooth implementation method of many standbies, said method comprising the steps of:
Recognition of speech signals place network;
Voice signal place network according to said identification; Setting is a main equipment with said network corresponding communication module; The bluetooth module is a slave unit; Said main equipment is respectively by its clock signal output pin and synchronizing signal output pin, to directly passing through connected slave unit clock signal of data wire and synchronizing signal;
Said voice signal place network settings and said network corresponding communication module according to said identification is main equipment, and the bluetooth module is that the step of slave unit is specially:
Communicate through main communications module and bluetooth module as if current, it is main equipment that main communications module is set, and it is slave unit that the bluetooth module is set;
Communicate through secondary communications module and bluetooth module as if current, it is main equipment that secondary communications module is set, and it is slave unit that bluetooth module and main communications module are set.
Another purpose of the embodiment of the invention is to provide a kind of bluetooth of many standbies to realize system; Comprise a bluetooth module, a main communications module and one or more secondary communications module; Said bluetooth module, main communications module and one or more secondary communications module include the pcm interface of a transmission of speech signals; Said pcm interface comprises clock signal output pin, synchronizing signal output pin, data input pin and data output pin at least; Clock signal output pin in the pcm interface of said main communications module, bluetooth module and one or more secondary communications module interconnects through data wire; Synchronizing signal output pin in the pcm interface of said main communications module, bluetooth module and one or more secondary communications module interconnects through data wire, and said main communications module further comprises:
Recognition unit is used for recognition of speech signals place network;
The unit is set; Be used for voice signal place network according to said identification; Setting is a main equipment with said network corresponding communication module; The bluetooth module is a slave unit, and said main equipment is respectively by its clock signal output pin and synchronizing signal output pin, to directly passing through connected slave unit clock signal of data wire and synchronizing signal;
Communicate through main communications module and bluetooth module as if current, the said voice signal place network that the unit is set according to said recognition unit identification, it is main equipment that main communications module is set, it is slave unit that the bluetooth module is set;
Communicate through secondary communications module and bluetooth module as if current, the said voice signal place network that the unit is set according to said recognition unit identification, it is main equipment that secondary communications module is set, it is slave unit that bluetooth module and main communications module are set.
Another purpose of the embodiment of the invention is to provide a kind of multi-standby bluetooth mobile communication terminal; The bluetooth that comprises standby more than realizes system; Said system comprises a bluetooth module, a main communications module and one or more secondary communications module; Said bluetooth module, main communications module and one or more secondary communications module include the pcm interface of a transmission of speech signals; Said pcm interface comprises clock signal output pin, synchronizing signal output pin, data input pin and data output pin at least; Clock signal output pin in the pcm interface of said main communications module, bluetooth module and one or more secondary communications module interconnects through data wire; Synchronizing signal output pin in the pcm interface of said main communications module, bluetooth module and one or more secondary communications module interconnects through data wire, and said main communications module further comprises:
Recognition unit is used for recognition of speech signals place network;
The unit is set; Be used for voice signal place network according to said identification; Setting is a main equipment with said network corresponding communication module; The bluetooth module is a slave unit, and said main equipment is respectively by its clock signal output pin and synchronizing signal output pin, to directly passing through connected slave unit clock signal of data wire and synchronizing signal;
Communicate through main communications module and bluetooth module as if current, the said voice signal place network that the unit is set according to said recognition unit identification, it is main equipment that main communications module is set, it is slave unit that the bluetooth module is set;
Communicate through secondary communications module and bluetooth module as if current, the said voice signal place network that the unit is set according to said recognition unit identification, it is main equipment that secondary communications module is set, it is slave unit that bluetooth module and main communications module are set.
The voice signal place network that the present invention receives through identification; It is main equipment that the respective communication module is set, and the bluetooth module is a slave unit, makes the current communications module that is in talking state directly through data wire bluetooth module work clock and data sampling frequency to be provided; Thereby confirm the physical link of current speech message transmission; Need not to pass through again switch, control easy, practical.
Description of drawings
Fig. 1 is the structure principle chart of the bluetooth bimodule mobile communication terminal that provides of prior art;
Fig. 2 is the pcm interface connected mode sketch map between bluetooth module and main communications module and the secondary communications module among Fig. 1;
Fig. 3 is the realization flow figure of the bluetooth implementation method of many standbies of providing of the embodiment of the invention;
Fig. 4 is the structure principle chart that the bluetooth of many standbies of providing of the embodiment of the invention realizes system;
Fig. 5 is the pcm interface connected mode sketch map between bluetooth module and main communications module and the secondary communications module among Fig. 4.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The voice signal place network that embodiment of the invention identification receives, it is main equipment that the respective communication module is set, the bluetooth module is a slave unit, thereby sets up the physical link of voice transfer.
Fig. 3 shows the realization flow of the bluetooth implementation method of many standbies that the embodiment of the invention provides, and details are as follows:
In step S31, recognition of speech signals place network;
In step S32; Voice signal place network settings and network corresponding communication module according to identification are main equipment; The bluetooth module is a slave unit, and main equipment is respectively by its CLK pin and SYNC pin, to directly passing through connected slave unit clock signal of data wire and synchronizing signal.Communicate through main communications module and bluetooth module as if current, it is main equipment that main communications module then is set, and it is slave unit that the bluetooth module is set; Communicate through secondary communications module and bluetooth module as if current, it is main equipment that secondary communications module then is set, and it is slave unit that bluetooth module and main communications module are set.
The bluetooth that Fig. 4 shows many standbies that the embodiment of the invention provides realizes the structural principle of system, for the ease of explanation, only shows the part relevant with the embodiment of the invention.
The multi-standby bluetooth mobile communication terminal comprises the secondary communications module 45 of main communications module 43, the first secondary communications module 44 to n (n >=1).Each communications module is supported a kind of in existing a plurality of network formats respectively; Like global system for mobile communications (Global System for Mobile Communications; GSM) or code division multiple access (Code Division Multiple Access; CDMA) etc., be used to accomplish to the different network formats signal that receives and send to the different network formats Signal Processing.
The UART interface of main control unit 432 is connected through data wire with the UART interface of bluetooth module 41 and each secondary communications module; Main control unit 432 passes through the UART interface to bluetooth module 41 and each secondary communications module transmitting control commands and data, thereby control bluetooth module 41 and each secondary communications module realize the transmission of Bluetooth stereo, file etc.
The pcm interface of main communications module 43 and the pcm interface of each secondary communications module link to each other with each contact of multiway analog switch 42 through data wire respectively one by one, and the contact that another of multiway analog switch 42 is connected with closed contact links to each other with the pcm interface of bluetooth module 41 through data wire.
Fig. 5 shows the pcm interface connected mode between the bluetooth module and main communications module and each secondary communications module among Fig. 4, for the ease of explanation, only shows the part relevant with the embodiment of the invention.
The CLK pin of the pcm interface of main communications module 43, first secondary communications module 44 to the n secondary communications module 45 interconnects through data wire, and directly links to each other with the CLK pin of the pcm interface of bluetooth module through data wire; The SYNC pin of the pcm interface of main communications module 43, first secondary communications module 44 to the n secondary communications module 45 interconnects through data wire, and directly links to each other with the SYNC pin of the pcm interface of bluetooth module through data wire.The DIN pin of main communications module 43, first secondary communications module 44 to the n secondary communications module 45 links to each other through n+1 contact of first multiway analog switch 421 in data wire and the multiway analog switch 42 respectively one by one, and the contact that another of first multiway analog switch 421 links to each other with closed contact is passed through data wire and linked to each other with the DIN pin of bluetooth module 41; The DOUT pin of main communications module 43, first secondary communications module 44 to the n secondary communications module 45 through data wire respectively with multiway analog switch 42 in n+1 contact of second multiway analog switch 422 link to each other one by one, the contact that another of second multiway analog switch 422 links to each other with closed contact is passed through data wire and is linked to each other with the DOUT pin of bluetooth module 41.
The multi-standby bluetooth of describing the embodiment of the invention and providing below in conjunction with Fig. 4 and Fig. 5 is realized the operation principle of system.Please with reference to Fig. 4 and Fig. 5; For main communications module 43; When main communications module 43 receives the voice-over-net signal through antenna; The network of the voice-over-net signal that recognition unit 431 identification in the main communications module 43 receives is provided with the recognition result of unit 432 according to recognition unit 431 in the main communications module 43, main communications module 43 is set is main equipment; Bluetooth module 41 is set simultaneously is slave unit, main communications module 43 provides bluetooth module 41 required work clock and data sampling frequency respectively through CLK pin in the pcm interface and SYNC pin.Unit 432 is set simultaneously through UART interface 413 transmitting control commands of UART interface in bluetooth module 41; Second multiway analog switch 422 that links to each other with the DIN pin and first multiway analog switch, 421 selection paths 1 that link to each other with the DOUT pin in the pcm interface of control bluetooth baseband controller 411; Then main communications module 43 constitutes physical link through multiway analog switch 42 and bluetooth module 41, and the voice-over-net signal that main communications module 43 is received sends bluetooth module 41 to through pcm interface.
When the bluetooth wireless transceiver in the bluetooth module 41 412 receives the voice signal of other bluetooth equipment that main communications module 43 supported through Bluetooth antenna; Voice signal like bluetooth equipments such as bluetooth earphone or blue tooth submachines; 412 pairs of voice signals that receive of bluetooth wireless transceiver send to the bluetooth baseband controller 411 in the bluetooth module 41 through internal bus after carrying out processing such as filtering, analog-to-digital conversion and modulation.Bluetooth baseband controller 411 feeds back signal to the recognition unit 4321 in the main communications module 43 through UART interface 413, and recognition unit 4321 is according to the signal recognition of speech signals place network that receives.The recognition result of unit 4322 according to recognition unit 4321 is set; Main communications module 43 is set is main equipment; Bluetooth module 41 is set simultaneously is slave unit, main communications module 43 provides the work clock and the data sampling frequency of bluetooth module 41 respectively through CLK pin in the pcm interface and SYNC pin.Unit 4322 is set passes through the UART interface simultaneously to bluetooth module 41 transmitting control commands; Second multiway analog switch 422 that links to each other with the DIN pin and first multiway analog switch, 421 selection paths 1 that link to each other with the DOUT pin in the pcm interface of control bluetooth baseband controller 411; Then main communications module 43 constitutes physical link through multiway analog switch 42 and bluetooth module 41, and the voice signal of 43 network enabled of main communications module that bluetooth module 41 receives sends main communications module 43 to through pcm interface.
For each secondary communications module, be example with the first secondary communications module 44, when the first secondary communications module 44 receives the voice-over-net signal through antenna, feed back signal to the recognition unit 431 in the main communications module 43 through the UART interface.The feedback signal that recognition unit 431 receives according to the UART interface, recognition of speech signals place network.The recognition result of unit 432 according to recognition unit 431 is set; The first secondary communications module 44 is set is main equipment; Bluetooth module 41 is set simultaneously is slave unit, the first secondary communications module 44 provides the work clock and the data sampling frequency of bluetooth module 41 respectively through CLK pin in the pcm interface and SYNC pin.Unit 432 is set simultaneously through UART interface 413 transmitting control commands of UART interface in bluetooth module 41; Second multiway analog switch 422 that links to each other with the DIN pin and first multiway analog switch, 421 selection paths 2 that link to each other with the DOUT pin in the pcm interface of bluetooth baseband controller 411 in the control bluetooth module 41; Then the first secondary communications module 44 constitutes physical link through multiway analog switch 42 and bluetooth module 41, and the voice-over-net signal that the first secondary communications module 44 is received sends bluetooth module 41 to through pcm interface.
Bluetooth wireless transceiver 412 in bluetooth module 41 receives other bluetooth equipment through Bluetooth antenna; During like the voice signal of 44 network enabled of the first secondary communications module of bluetooth earphone or blue tooth submachine etc.; 412 pairs of voice signals that receive of bluetooth wireless transceiver send to the bluetooth baseband controller 411 in the bluetooth module 41 through internal bus after carrying out processing such as filtering, analog-to-digital conversion and modulation.Bluetooth baseband controller 411 feeds back signal to the recognition unit 431 in the main communications module 43 through the UART interface, and recognition unit 431 is according to the signal recognition of speech signals place network that receives.The recognition result of unit 432 according to recognition unit 431 is set; The first secondary communications module 44 is set is main equipment; Bluetooth module 41 is set simultaneously is slave unit, the first secondary communications module 44 provides the work clock and the data sampling frequency of bluetooth module 41 respectively through CLK pin in the pcm interface and SYNC pin.Unit 432 is set passes through the UART interface simultaneously to bluetooth module 41 transmitting control commands; Second multiway analog switch 422 that links to each other with the DIN pin and first multiway analog switch, 421 selection paths 2 that link to each other with the DOUT pin in the pcm interface of bluetooth baseband controller 411 in the control bluetooth module 41; Then the first secondary communications module 44 constitutes physical link through multiway analog switch 42 and bluetooth module 41, and the voice signal of 44 network enabled of the first secondary communications module that bluetooth module 41 receives sends the first secondary communications module 44 to through pcm interface.
The voice signal place network that the embodiment of the invention receives through identification; It is main equipment that the respective communication module is set, and the bluetooth module is a slave unit, and the current communications module that is in talking state can directly provide bluetooth module work clock and data sampling frequency through data wire; Confirm the physical link of current speech message transmission; Need not to pass through again switch, control easy, practical.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. the bluetooth implementation method of standby more than a kind is characterized in that, said method comprising the steps of:
Recognition of speech signals place network;
Voice signal place network according to said identification; Setting is a main equipment with said network corresponding communication module; The bluetooth module is a slave unit; Said main equipment is respectively by its clock signal output pin and synchronizing signal output pin, to directly passing through connected slave unit clock signal of data wire and synchronizing signal;
Said voice signal place network settings and said network corresponding communication module according to said identification is main equipment, and the bluetooth module is that the step of slave unit is specially:
Communicate through main communications module and bluetooth module as if current, it is main equipment that main communications module is set, and it is slave unit that the bluetooth module is set;
Communicate through secondary communications module and bluetooth module as if current, it is main equipment that secondary communications module is set, and it is slave unit that bluetooth module and main communications module are set.
2. the bluetooth of standby more than a kind realizes system; Comprise a bluetooth module, a main communications module and one or more secondary communications module; Said bluetooth module, main communications module and one or more secondary communications module include the pcm interface of a transmission of speech signals; Said pcm interface comprises clock signal output pin, synchronizing signal output pin, data input pin and data output pin at least; It is characterized in that; Clock signal output pin in the pcm interface of said main communications module, bluetooth module and one or more secondary communications module interconnects through data wire, and the synchronizing signal output pin in the pcm interface of said main communications module, bluetooth module and one or more secondary communications module interconnects through data wire, and said main communications module further comprises:
Recognition unit is used for recognition of speech signals place network;
The unit is set; Be used for voice signal place network according to said identification; Setting is a main equipment with said network corresponding communication module; The bluetooth module is a slave unit, and said main equipment is respectively by its clock signal output pin and synchronizing signal output pin, to directly passing through connected slave unit clock signal of data wire and synchronizing signal;
Communicate through main communications module and bluetooth module as if current, the said voice signal place network that the unit is set according to said recognition unit identification, it is main equipment that main communications module is set, it is slave unit that the bluetooth module is set;
Communicate through secondary communications module and bluetooth module as if current, the said voice signal place network that the unit is set according to said recognition unit identification, it is main equipment that secondary communications module is set, it is slave unit that bluetooth module and main communications module are set.
3. system as claimed in claim 2; It is characterized in that; The data input pin of the pcm interface of said main communications module and one or more secondary communications module links to each other with one or more contacts of a multiway analog switch one by one, and the contact that another of said multiway analog switch links to each other with closed contact links to each other with the data output pin of the pcm interface of bluetooth module through data wire; The data output pin of the pcm interface of said main communications module and one or more secondary communications module links to each other with one or more contacts of another multiway analog switch one by one, and the contact that another of said another multiway analog switch links to each other with closed contact links to each other with the data input pin of the pcm interface of bluetooth module through data wire.
4. multi-standby bluetooth mobile communication terminal; The bluetooth that comprises standby more than realizes system; Said system comprises a bluetooth module, a main communications module and one or more secondary communications module; Said bluetooth module, main communications module and one or more secondary communications module include the pcm interface of a transmission of speech signals; Said pcm interface comprises clock signal output pin, synchronizing signal output pin, data input pin and data output pin at least; It is characterized in that; Clock signal output pin in the pcm interface of said main communications module, bluetooth module and one or more secondary communications module interconnects through data wire, and the synchronizing signal output pin in the pcm interface of said main communications module, bluetooth module and one or more secondary communications module interconnects through data wire, and said main communications module further comprises:
Recognition unit is used for recognition of speech signals place network;
The unit is set; Be used for voice signal place network according to said identification; Setting is a main equipment with said network corresponding communication module; The bluetooth module is a slave unit, and said main equipment is respectively by its clock signal output pin and synchronizing signal output pin, to directly passing through connected slave unit clock signal of data wire and synchronizing signal;
Communicate through main communications module and bluetooth module as if current, the said voice signal place network that the unit is set according to said recognition unit identification, it is main equipment that main communications module is set, it is slave unit that the bluetooth module is set;
Communicate through secondary communications module and bluetooth module as if current, the said voice signal place network that the unit is set according to said recognition unit identification, it is main equipment that secondary communications module is set, it is slave unit that bluetooth module and main communications module are set.
5. mobile communication terminal as claimed in claim 4; It is characterized in that; The data input pin of the pcm interface of said main communications module and one or more secondary communications module links to each other with one or more contacts of a multiway analog switch one by one, and the contact that another of said multiway analog switch links to each other with closed contact links to each other with the data output pin of the pcm interface of bluetooth module through data wire; The data output pin of the pcm interface of said main communications module and one or more secondary communications module links to each other with one or more contacts of another multiway analog switch one by one, and the contact that another of said another multiway analog switch links to each other with closed contact links to each other with the data input pin of the pcm interface of bluetooth module through data wire.
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| CN2008100672516A CN101287205B (en) | 2008-05-16 | 2008-05-16 | Multi standby Bluetooth implementing method, system and mobile communication terminal |
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| JP6312842B2 (en) * | 2015-08-14 | 2018-04-18 | エスゼット ディージェイアイ テクノロジー カンパニー リミテッドＳｚ Ｄｊｉ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．，Ｌｔｄ | System, method, and program for supporting data communication in heterogeneous environment |
| TWI727899B (en) * | 2019-11-05 | 2021-05-11 | 瑞昱半導體股份有限公司 | Main bluetooth circuit and auxiliary bluetooth circuit of multi-member bluetooth device be capable of synchronizing audio playback between different bluetooth circuits |
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| GB2412817A (en) * | 2004-03-10 | 2005-10-05 | Nokia Corp | BT-WLAN coexistence interface signalling to reduce mutual interference in a dual mode terminal |
| US6978121B1 (en) * | 2002-11-05 | 2005-12-20 | Rfmd Wpan, Inc | Method and apparatus for operating a dual-mode radio in a wireless communication system |
| WO2007066881A1 (en) * | 2005-12-09 | 2007-06-14 | Ktf Technologies, Inc. | Multi-band multi-mode terminal having short-range wireless communication module |
| CN201001118Y (en) * | 2006-10-23 | 2008-01-02 | 中兴通讯股份有限公司 | Dual-mode mobile phone |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6978121B1 (en) * | 2002-11-05 | 2005-12-20 | Rfmd Wpan, Inc | Method and apparatus for operating a dual-mode radio in a wireless communication system |
| GB2412817A (en) * | 2004-03-10 | 2005-10-05 | Nokia Corp | BT-WLAN coexistence interface signalling to reduce mutual interference in a dual mode terminal |
| WO2007066881A1 (en) * | 2005-12-09 | 2007-06-14 | Ktf Technologies, Inc. | Multi-band multi-mode terminal having short-range wireless communication module |
| CN201001118Y (en) * | 2006-10-23 | 2008-01-02 | 中兴通讯股份有限公司 | Dual-mode mobile phone |
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