CN101494474B - Method and terminal equipment for automatic connection of Bluetooth vehicle-mounted hands-free equipment - Google Patents
Method and terminal equipment for automatic connection of Bluetooth vehicle-mounted hands-free equipment Download PDFInfo
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Abstract
The invention discloses a method for automatically connecting Bluetooth Carkit equipment, and terminal equipment, wherein, the method comprises the following steps: a processor of the terminal equipment sends notice information to the Bluetooth application of the terminal equipment according to an electric signal of received predetermined voltage, wherein, the notice information is used for indicating the Bluetooth application to carry out connection between the Bluetooth Carkit equipment and the terminal equipment; if a Bluetooth Carkit address is stored in a nonvolatile memory space of the terminal equipment, a Bluetooth module of the terminal equipment reads the Bluetooth Carkit address from the nonvolatile memory space and is connected with the Bluetooth Carkit equipment and the terminal equipment according to a protocol supported by the Bluetooth Carkit address. By means of the technical proposal, the method carries out binding of the terminal equipment and the Bluetooth Carkit equipment and does not need a user to establish the connection of the terminal equipment and the Bluetooth Carkit equipment by hands, thus being convenient for the user to use and improving the user experience.
Description
Technical field
The present invention relates to wireless communication field, relate in particular to a kind of method and terminal equipment of automatic connection of Bluetooth Carkit equipment.
Background technology
Bluetooth technology is a kind of short-range wireless communication technology, and it is widely used, and the existing data communication applications of Bluetooth technology also has voice communications applications, and typical voice communications applications is exactly the hand-free telephone system bluetooth Carkit in car.In car, user's automobile electronic system and bluetooth cellular phone connect, and allow the user to use radio telephone in driving, and wherein, all operations can be by keyboard or Sound control.
At Hand-Free Profile (Hand Free Profile, referred to as HFP) in agreement, defined audio frequency net gate way (Audio Gate, referred to as AG) and hands-free unit (Hand Free, referred to as HF), wherein, AG is audio frequency input and output gateway devices, for example cellular mobile telephone; HF be can the remote control audio frequency net gate way equipment, for example embed the Carkit equipment in automobile.
Fig. 1 is the schematic diagram according to the HFP protocol stack of prior art, and as shown in Figure 1, hands-free control 101 is used for transmitting AT phone control command between audio frequency net gate way and hands-free unit; Audio port emulation 102 is audio frequency net gate way emulation audio ports; Audio driver 103 is the built-in drive softwares of hands-free unit.HFP transmits AT phone control command based on the serial ports framework by serial ports simulation protocol layer 104.So before realization is answered or is called with the HFP agreement, at first needing to set up RFCOMM between bluetooth module and the bluetooth Carkit equipment in terminal equipment is connected, wherein, audio frequency net gate way can be connected by initialization RFCOMM with hands-free unit, is setting up after RFCOMM connects, and AG is connected the initialization seeervice level and is connected with HF, in the time will breathing out or Inbound Calls arranged, AG sets up audio frequency with HF and is connected, and namely will realize the function of hands-free control, just needs first to be connected with AG at HF to set up RFCOMM and connects.
At present, the RFCOMM between mainly manually setting up between HF and AG by the user connects, and connects for the RFCOMM between how automatically setting up between HF and AG, does not provide concrete solution, therefore, needs a kind of scheme that can address this problem.
Summary of the invention
Consider a kind of technology of the needs that exist in correlation technique to solve the problem of the RFCOMM connection between how automatically setting up between HF and AG and propose the present invention, for this reason, main purpose of the present invention is to provide a kind of method and terminal equipment of automatic connection of Bluetooth Carkit equipment, to address the above problem.
According to an aspect of the present invention, provide a kind of method of automatic connection of Bluetooth Carkit equipment, the bluetooth Carkit equipment that the method is used for hand-free telephone system is connected with terminal equipment.
Comprise according to the method for automatic connection of Bluetooth Carkit equipment of the present invention: the signal of telecommunication of the predetermined voltage that the processor basis of terminal equipment receives sends announcement information to the bluetooth applications of terminal equipment, wherein, announcement information is used to indicate bluetooth applications bluetooth Carkit equipment is connected with terminal equipment; If preserve bluetooth Carkit address in the nonvolatile storage space of terminal equipment, the bluetooth module of terminal equipment reads bluetooth Carkit address from nonvolatile storage space, and according to the agreement that bluetooth Carkit address is supported, connect bluetooth Carkit equipment and terminal equipment.
Wherein, if do not preserve bluetooth Carkit address in the nonvolatile storage space of terminal equipment, the method also comprises: bluetooth module search bluetooth Carkit equipment, obtain the bluetooth Carkit address of the bluetooth Carkit equipment that searches, and the bluetooth Carkit address that obtains is saved in nonvolatile storage space; The agreement that bluetooth module is supported according to the bluetooth Carkit address that obtains connects the bluetooth Carkit equipment and the terminal equipment that search.
Further, after terminal equipment sent to bluetooth applications with information, the method also comprised: if the bluetooth module of terminal equipment is in closed condition, bluetooth applications starts bluetooth module.
Preferably, the processor of terminal equipment sends announcement information according to the signal of telecommunication of the predetermined voltage that receives to the bluetooth applications of terminal equipment and comprises: terminal equipment receives the signal of telecommunication of predetermined voltage; The processor of terminal equipment converts the electrical signal to the announcement information of bluetooth applications identification, and announcement information is sent to bluetooth applications.
According to another aspect of the present invention, provide a kind of terminal equipment.
Terminal equipment according to the present invention comprises: processor, bluetooth applications module, non-volatile memory modules, wherein, processor, be used for sending announcement information according to the signal of telecommunication of the predetermined voltage that receives to bluetooth applications, wherein, announcement information is used to indicate bluetooth applications bluetooth Carkit equipment is connected with terminal equipment; Non-volatile memory modules is used for preserving bluetooth Carkit address; The bluetooth applications module is used for self-starting bluetooth applications when bluetooth applications is closed, and reads bluetooth Carkit address, and according to the agreement that bluetooth Carkit address is supported, connects bluetooth Carkit equipment and terminal equipment.
Wherein, the bluetooth applications module comprises: the self-starting submodule is used for starting bluetooth applications, and registers various bluetooth service; Reading submodule is used for reading bluetooth Carkit address; The connexon module is used for the agreement supported according to bluetooth Carkit address, connects bluetooth Carkit equipment and terminal equipment.
By above-mentioned at least one technical scheme of the present invention, by terminal equipment and bluetooth Carkit equipment are bound, need not the user and manually set up being connected of terminal equipment and bluetooth Carkit equipment, convenient for users to use, improved user's experience.
Description of drawings
Accompanying drawing is used to provide a further understanding of the present invention, and consists of the part of specification, is used for together with embodiments of the present invention explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the hierarchical chart according to the protocol stack of the HFP framework of correlation technique;
Fig. 2 is the flow chart according to the method for the automatic connection of Bluetooth Carkit equipment of the embodiment of the present invention;
Fig. 3 is the detailed process chart according to the method for the automatic connection of Bluetooth Carkit equipment of the embodiment of the present invention;
Fig. 4 a sends the process chart of the signal of telecommunication to terminal equipment according to the mobile phone seat of the embodiment of the present invention;
Fig. 4 b is the process chart of user search paired device during according to the first connection bluetooth Carkit of the embodiment of the present invention;
Fig. 4 c is the process chart according to the automatic connection of Bluetooth Carkit of the embodiment of the present invention;
Fig. 4 d is the process chart that the deletion according to the embodiment of the present invention is kept at the bluetooth Carkit address in configuration file;
Fig. 5 is the structured flowchart according to the terminal equipment of the embodiment of the present invention;
Fig. 6 is the concrete structure block diagram according to the terminal equipment of the embodiment of the present invention;
Fig. 7 is according to the bluetooth protocol stack of the embodiment of the present invention and the structured flowchart of bluetooth module.
Embodiment
Functional overview
Basic ideas of the present invention are: a kind of terminal equipment is provided and uses the method for this terminal equipment automatic connection of Bluetooth Carkit equipment, in implementation procedure, by searching for for the first time bound device, and information is saved in the mobile phone configuration file (namely, nonvolatile storage space mentioned above) in, in order to automatically be connected on correct bluetooth Carkit equipment during the follow-up use of user.Be connected bluetooth Carkit mode compares with existing terminal equipment, terminal equipment of the present invention when first the use by manual search, match, be connected to the bluetooth Carkit equipment of pairing after, only need afterwards with terminal equipment insert mobile phone seat can automatically be connected to pairing to bluetooth Carkit equipment, do not need the user to do any unnecessary operation, and speed is fast, real-time, is very easy to user's use.
In the situation that do not conflict, embodiment and the feature in embodiment in the application can make up mutually.
Describe the present invention in detail below in conjunction with accompanying drawing.
Embodiment of the method
According to the embodiment of the present invention, provide a kind of method of automatic connection of Bluetooth Carkit equipment.
Fig. 2 is the flow chart according to the method for the automatic connection of Bluetooth Carkit equipment of the embodiment of the present invention, need to prove, for convenience of description, illustrated and described the technical scheme of embodiment of the method for the present invention with the form of step in Fig. 2, can carry out in the computer system such as one group of computer executable instructions in the step shown in Fig. 2.Although figure 2 illustrates logical order, in some cases, can carry out step shown or that describe with the order that is different from herein.The bluetooth Carkit equipment that the method can be applied to hand-free telephone system is connected with terminal equipment, and as shown in Figure 2, the method comprises the following steps (step S202 is to step S204).
Step S202, the signal of telecommunication of the predetermined voltage that the processor basis of terminal equipment receives sends announcement information to the bluetooth applications of terminal equipment, and particularly, terminal equipment receives the signal of telecommunication from the predetermined voltage of mobile phone seat; The processor of terminal equipment converts the electrical signal to the announcement information of bluetooth applications identification, and announcement information is sent to bluetooth applications, wherein, announcement information is used to indicate bluetooth applications bluetooth Carkit equipment is connected with terminal equipment, if the bluetooth module of terminal equipment is in closed condition, bluetooth applications starts bluetooth module.
Step S204, if preserve bluetooth Carkit address in the nonvolatile storage space of terminal equipment, the bluetooth module of terminal equipment reads bluetooth Carkit address from nonvolatile storage space, and according to the agreement that bluetooth Carkit address is supported, connect bluetooth Carkit equipment and terminal equipment.
In addition, if do not preserve bluetooth Carkit address in the nonvolatile storage space of terminal equipment, bluetooth module search bluetooth Carkit equipment, obtain the bluetooth Carkit address of the bluetooth Carkit equipment that searches, and the bluetooth Carkit address that obtains is saved in nonvolatile storage space; The agreement that bluetooth module is supported according to the bluetooth Carkit address that obtains connects the bluetooth Carkit equipment that searches.
The technical scheme that provides by the embodiment of the present invention, by terminal equipment and bluetooth Carkit equipment are bound, need not the user and manually set up terminal equipment and bluetooth Carkit equipment connection, the method execution speed is fast, real-time, convenient for users to use, improved user's experience.
Fig. 3 is the detailed process chart according to the method for the automatic connection of Bluetooth Carkit equipment of the embodiment of the present invention, as shown in Figure 3, comprises following processing (step S301 is to step S306).
Step S301, when terminal equipment is inserted the mobile phone seat that is fixed on automobile, mobile phone seat sends the signal of telecommunication of a predetermined voltage to terminal equipment, the driver of terminal equipment converts this signal of telecommunication to event (that is, notification message mentioned above) and sends to the bluetooth applications that operates in the mobile phone backstage.
Step S302 after bluetooth applications is received event, if bluetooth module (this bluetooth module can be described in more detail below) is in closed condition, enters into step S303, if bluetooth module has been in open mode, enters into step S304.
Step S303, bluetooth applications meeting self-starting bluetooth module, and enter into step S304;
Step S304, bluetooth module judge whether to preserve bluetooth Carkti address from configuration file, if judgment result is that and be, enter into step S305, if the determination result is NO, enter into step S306;
Step S305, bluetooth applications reads bluetooth Carkit address from the mobile phone configuration file, if having, just first obtain the agreement that this address is supported, connects according to agreement;
Step S306, bluetooth Carkit device address is empty, be that configuration file is not preserved bluetooth Carkit address, at this moment, can point out user search near bluetooth Carkit equipment, if after search and successful matching, this address is write configuration file, in order to carry out later on then obtaining from being dynamically connected the agreement that this address is supported, connect by agreement, when again terminal equipment being inserted mobile phone seat, will automatically be connected to this bluetooth Carkit equipment later on; The bluetooth Carkit address of wherein, reading in from configuration file can be for one of following for empty reason: do not connect after mobile phone dispatches from the factory always bluetooth Carkit equipment, user manually deletion be stored in database bluetooth Carkit equipment, user initiatively with mobile phone pairing bluetooth Carkit equipment and match unsuccessfully.
Fig. 4 a sends the process chart of the signal of telecommunication to terminal equipment according to the mobile phone seat of the embodiment of the present invention, as shown in Fig. 4 a, mainly be treated to mobile phone seat and send the signal of telecommunication to terminal equipment, the driver of terminal equipment application system converts this signal of telecommunication to notification event and sends to bluetooth module, and whether bluetooth module gets off according to the bluetooth Carkit address in configuration file is that sky decides from being dynamically connected or search equipment.
Step 4a01 is inserted into terminal equipment on mobile phone seat, and mobile phone seat sends the signal of telecommunication of a specific voltage to terminal equipment;
Step 4a02, the application processing system of terminal equipment detects above-said current signal;
Step 4a03, the application processing system of terminal equipment converts the electrical signal to notification event and sends to bluetooth module;
Step 4a04, bluetooth module read the bluetooth Carkit address in configuration file, judge whether the address is empty, if the address is empty, enters into the flow process shown in Fig. 4 b, if the address is not empty, enters into the flow process shown in Fig. 4 c.
Fig. 4 b is during according to the first connection bluetooth Carkit equipment of the embodiment of the present invention, the process chart of user search pairing bluetooth Carkit equipment, as shown in Fig. 4 b, mainly comprise search, pairing bluetooth Carkit equipment and connection, and the address is saved in the mobile phone configuration file.
When step 4b01, terminal equipment connected bluetooth Carkit equipment for the first time, the user need to search for Carkit equipment, and then the input PIN code, and bluetooth module generates connective word and is used for connecting;
Step 4b02, user initiatively are connected on bluetooth Carkit equipment, the address of bluetooth Carkit equipment are saved in the bluetooth profiles of mobile phone, in order to use when connecting next time.
Fig. 4 c is the process chart according to the automatic connection of Bluetooth Carkit of the embodiment of the present invention, as shown in Fig. 4 c, comprises that mobile phone is connected on bluetooth Carkit equipment automatically.
Step 4c01, mobile phone obtain bluetooth Carkit address from configuration file;
Step 4c02 is connected with bluetooth Carkit equipment automatically according to the bluetooth Carkit address that obtains.
Fig. 4 d is kept at the process chart of the bluetooth Carkit in configuration file according to the deletion of the embodiment of the present invention, as shown in Fig. 4 d, comprise that mainly deletion is kept at the bluetooth Carkit address in configuration.
Step 4d01, user manually delete the bluetooth Carkit equipment in paired device list;
Step 4d02, the mobile phone disconnection is connected with bluetooth Carkit equipment;
Step 4d03 empties the bluetooth Carkit address in configuration file, after bluetooth Carkit address is emptied, follow-uply can process according to the flow process shown in Fig. 4 a when again mobile phone being inserted mobile phone seat.
Device embodiment
According to the embodiment of the present invention, provide a kind of structured flowchart of mobile terminal.
Fig. 5 shows the structured flowchart according to the mobile terminal of the embodiment of the present invention, and as shown in Figure 5, this mobile terminal comprises processor 10, non-volatile memory modules 20 and bluetooth applications module 30.
Processor 10 is used for sending announcement information according to the signal of telecommunication of the predetermined voltage that receives to bluetooth applications, and wherein, announcement information is used to indicate bluetooth applications bluetooth Carkit equipment is connected with terminal equipment; Non-volatile memory modules 20 is connected to processor 10, is used for preserving bluetooth Carkit address; Bluetooth applications module 30 is connected to non-volatile memory modules 20, is used for self-starting bluetooth applications when bluetooth applications is closed, and reads bluetooth Carkit address, and according to the agreement that bluetooth Carkit address is supported, connects bluetooth Carkit equipment and terminal equipment.Wherein, this bluetooth applications module 30 comprises self-starting submodule 302, reading submodule 304 and connexon module 306, and wherein, self-starting submodule 302 is used for starting described bluetooth applications, and registers various bluetooth service; Reading submodule 302 is used for reading bluetooth Carkit address; Connexon module 304 is used for the agreement supported according to bluetooth Carkit address, connects bluetooth Carkit equipment and terminal equipment.
The terminal equipment that provides by the embodiment of the present invention, by terminal equipment and bluetooth Carkit equipment are bound, need not the user and manually set up terminal equipment and bluetooth Carkit equipment connection, the method execution speed is fast, real-time, has facilitated user's experience.
Fig. 6 is the concrete structure block diagram according to the terminal equipment of the inventive method embodiment, as shown in Figure 6, wherein, this terminal equipment is the terminal equipment with Bluetooth function, and this terminal equipment comprises application processing module 602, bluetooth module 603, man-machine interaction hardware module 604.Except this terminal equipment, in specific implementation process, can also comprise mobile phone seat 601.
Man-machine interaction hardware module 604 comprises display screen and keyboard, facilitates the user to input PIN code and the attribute information of checking bluetooth Carkit equipment when being used for the user search bound device.
Because bluetooth module is key of the present invention, the below does bluetooth module and specifically describes, Fig. 7 is the structured flowchart of bluetooth module, as shown in Figure 7, bluetooth module comprises blue teeth wireless transmitting-receiving submodule 701, base band and chain circuit control layer 702, logic link control and adapting protocol layer 703 and serial ports simulation protocol 704.
Blue teeth wireless transmitting-receiving submodule 701 is used for completing the eat dishes without rice or wine transmitting-receiving of data of bluetooth.
Base band and chain circuit control layer 702 are used for being responsible for the transmission of frequency hopping, blue-teeth data and information frame.
Logic link control and adapting protocol layer 703 (L2CAP) are used for providing to the upper strata connection-oriented and connectionless data, services, L2CAP completes the functions such as data dismounting, service quality control, protocol multiplexing and group extraction, L2CAP is the basis that other upper-layer protocols are realized, L2CAP allows upper-layer protocol and uses sending and receiving up to the packet of 64K Byte.
Serial ports simulation protocol 704 (RFCOMM) is the radio communication agreement, it can emulation serial cable interface protocol, meets ETSI0710 serial ports simulation protocol, passes through RFCOMM, bluetooth can realize upper-layer protocol under wireless environment, as the support of PPP, TCP/IP, WAP etc.In addition, RFCOMM can support AT Command Set, thereby can realize the wireless connections between mobile phone and facsimile machine and modulator-demodulator.
according to Fig. 5, Fig. 6 or device shown in Figure 7, the device that the embodiment of the present invention provides can be connected on any support standard HSP or HFP agreement bluetooth Carkit equipment, have very strong versatility and compatibility, in specific implementation process, at first read bluetooth Carkit address from the mobile phone configuration file, if the address in configuration file is empty (be generally for the first time or the user has just deleted bluetooth Carkit equipment), mobile phone can point out near the bluetooth Carkit equipment of user search to match, if successful matching, from being dynamically connected the bluetooth Carkit equipment of successful matching, and the bluetooth Carkit address of this bluetooth Carkit equipment is saved in the configuration file of mobile phone, in order to read next time.After this, the user mobile phone is inserted on mobile phone seat and with bluetooth Carkit equipment when being connected, the bluetooth module of mobile phone side can be connected on this bluetooth Carkit equipment automatically, if the user wants to delete the bluetooth Carkit address that is kept in configuration file, only need to delete this bluetooth Carkit equipment from the list of devices that has matched and get final product.
As mentioned above, method and/or terminal equipment by means of automatic connection of Bluetooth Carkit equipment provided by the invention, by terminal equipment and bluetooth Carkit equipment are bound, need not the user and manually set up terminal equipment and bluetooth Carkit equipment connection, the method execution speed is fast, real-time, convenient for users to use, improved user's experience.And apparatus and method provided by the invention can be connected on any support standard HSP or HFP agreement bluetooth Carkit equipment, have very strong versatility and compatibility.
The above is only the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. the method for an automatic connection of Bluetooth Carkit equipment, the bluetooth Carkit equipment that is applied to hand-free telephone system is connected with terminal equipment, it is characterized in that, comprising:
The processor of described terminal equipment sends announcement information from the signal of telecommunication of the predetermined voltage that is fixed on the mobile phone seat that has charging contact on automobile to the bluetooth applications of described terminal equipment according to what receive, wherein, the described signal of telecommunication is that described terminal equipment produces when contacting with described mobile phone seat, and described announcement information is used to indicate described bluetooth applications bluetooth Carkit equipment is connected with described terminal equipment;
If preserve bluetooth Carkit address in the nonvolatile storage space of described terminal equipment, the bluetooth module of described terminal equipment reads described bluetooth Carkit address from described nonvolatile storage space, and according to the agreement that described bluetooth Carkit address is supported, connect described bluetooth Carkit equipment and described terminal equipment.
2. method according to claim 1, is characterized in that, if do not preserve bluetooth Carkit address in the nonvolatile storage space of described terminal equipment, described method also comprises:
Described bluetooth module search bluetooth Carkit equipment obtains the bluetooth Carkit address of the described bluetooth Carkit equipment that searches, and the described bluetooth Carkit address that will obtain is saved in described nonvolatile storage space;
The agreement that described bluetooth module is supported according to the described bluetooth Carkit address that obtains connects the described bluetooth Carkit equipment and the described terminal equipment that search.
3. method according to claim 2, is characterized in that, after described terminal equipment sent to described bluetooth applications with described information, described method also comprised:
If the bluetooth module of described terminal equipment is in closed condition, described bluetooth applications starts described bluetooth module.
4. the described method of any one according to claim 1 to 3, is characterized in that, the signal of telecommunication of the predetermined voltage that the processor basis of described terminal equipment receives comprises to the bluetooth applications transmission announcement information of described terminal equipment:
Described terminal equipment receives the signal of telecommunication of predetermined voltage;
The processor of described terminal equipment converts the described signal of telecommunication to the announcement information of described bluetooth applications identification, and described announcement information is sent to described bluetooth applications.
5. a terminal equipment, is characterized in that, comprising: processor, bluetooth applications module, non-volatile memory modules, wherein,
Described processor, be used for sending announcement information according to the signal of telecommunication from the predetermined voltage that is fixed on the mobile phone seat that has charging contact on automobile that receives to described bluetooth applications, wherein, the described signal of telecommunication is that described terminal equipment produces when contacting with described mobile phone seat, and described announcement information is used to indicate described bluetooth applications bluetooth Carkit equipment is connected with described terminal equipment;
Described non-volatile memory modules is used for preserving bluetooth Carkit address;
Described bluetooth applications module is used for the described bluetooth applications of self-starting when described bluetooth applications is closed, and reads described bluetooth Carkit address, and according to the agreement that described bluetooth Carkit address is supported, connects described bluetooth Carkit equipment and described terminal equipment.
6. terminal equipment according to claim 5, is characterized in that, described bluetooth applications module comprises:
The self-starting submodule is used for starting described bluetooth applications, and registers various bluetooth service;
Reading submodule is used for reading described bluetooth Carkit address;
The connexon module is used for the agreement supported according to described bluetooth Carkit address, connects described bluetooth Carkit equipment and described terminal equipment.
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CN200810180240.9A CN101494474B (en) | 2008-11-28 | 2008-11-28 | Method and terminal equipment for automatic connection of Bluetooth vehicle-mounted hands-free equipment |
PCT/CN2009/073316 WO2010060310A1 (en) | 2008-11-28 | 2009-08-18 | Method and terminal equipment for automatically connecting with bluetooth carkit device |
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CN200810180240.9A CN101494474B (en) | 2008-11-28 | 2008-11-28 | Method and terminal equipment for automatic connection of Bluetooth vehicle-mounted hands-free equipment |
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CN1933350A (en) * | 2006-09-28 | 2007-03-21 | 熊猫电子集团有限公司 | Automatic short-message reporting and reading realizing method for blue-tooth vehicle-mounted hand free telephone |
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