CN101944939A - Communication equipment and communication method between mainframe thereof and Bluetooth module - Google Patents
Communication equipment and communication method between mainframe thereof and Bluetooth module Download PDFInfo
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- CN101944939A CN101944939A CN2010102455234A CN201010245523A CN101944939A CN 101944939 A CN101944939 A CN 101944939A CN 2010102455234 A CN2010102455234 A CN 2010102455234A CN 201010245523 A CN201010245523 A CN 201010245523A CN 101944939 A CN101944939 A CN 101944939A
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Abstract
The invention provides communication equipment and a communication method between a mainframe thereof and a Bluetooth module. The communication method comprises the following steps: the mainframe comprises a main processor for receiving a service request for Bluetooth application; the main processor calls corresponding Bluetooth protocols and specifications based on the service request and drives the Bluetooth module to work; and the Bluetooth module is driven by the main processor to complete communication link with other Bluetooth equipment and realize Bluetooth application. The communication equipment and the communication method of the mainframe thereof and the Bluetooth module provided by the invention can help realize a plurality of application conveniently and quickly on the premise of lowering cost of the Bluetooth module.
Description
Technical field
The present invention relates to the communications field, the communication means of particularly a kind of communication equipment and main frame and bluetooth module.
Background technology
Bluetooth is the radiotechnics of a kind of support equipment short haul connection (in general 10 meters), can comprise that carrying out wireless messages between numerous equipment such as mobile phone, palmtop PC, wireless headset, notebook computer, relevant peripheral hardware exchanges.Utilize " bluetooth " technology, can simplify the communication between the mobile communication terminal device effectively, also communicating by letter between simplified apparatus and internet (Internet) successfully, thus transfer of data becomes more rapidly efficiently, is the radio communication widening road.Along with constantly popularizing of Bluetooth technology, support Bluetooth technology in the increasing communication equipment.
Consulting Fig. 1, is the structural representation of prior art Bluetooth communication equipment.Bluetooth communication equipment generally comprises main frame 11 and bluetooth module 10 in the prior art; Described main frame 11 comprises host microprocessors 111 and host communication interface 112; Described bluetooth module 10 comprises radio-frequency (RF) transceiver 101, base band microcontroller 102, bluetooth module communication interface 103, memory 104, digital signal processor 105, audio codec 106.
The host microprocessors 111 operation host application programs of main frame 11 also send control command, are sent to bluetooth module 10 by host communication interface 112; After the bluetooth module communication interface 103 of bluetooth module 10 receives described control command, send base band microcontroller 102 to, the Bluetooth protocol that the base band microcontroller calls in the memory 104 sends to other bluetooth equipment with the form of Bluetooth signal by radio-frequency (RF) transceiver 101 with described control command; Radio-frequency (RF) transceiver 101 sends base band microcontroller 102 to after receiving the Bluetooth signal that other bluetooth equipments send, the Bluetooth signal that 102 pairs of radio-frequency (RF) transceiver 101 of described base band microcontroller send carries out dissection process, call in the memory 104 and make control operation behind the Bluetooth protocol, if described Bluetooth signal is response command or control event, then sending main frame 11 to by bluetooth module communication interface 103 handles, if described Bluetooth signal is a speech data, then sending described speech data to digital signal processor 105 by base band microcontroller 102 handles, and the speech data after will handling sends audio codec 106 to and carries out the decoding of speech data, plays by loud speaker 122 then; Equally, microphone 121 sends the speech data that receive to other bluetooth equipment with speech data with the Bluetooth signal form by audio codec 106, digital signal processor 105, base band microcontroller 102 (calling Bluetooth protocol in the memory 104), radio-frequency (RF) transceiver 101.Other bluetooth equipments described here can be bluetooth cellular phones.Concrete bluetooth module and bluetooth equipment can also application reference number be 200710046074.9 the disclosed a kind of bluetooth module of Chinese invention patent application, bluetooth equipment and information processing method thereof.
Now, along with the development of automobile industry, possess service that car of future generation networking (Telematics) vehicle-mounted product of PERCOM peripheral communication and remote service ability brings and automobile hardware and sell the new business mode that combines final substituting arranged greatly is the trend of master's vehicle-mounted product based on localized amusement and navigation application at present.Realizing from technology, is that present vehicle-mounted product up-gradation realizes the shortcut that car is networked by Bluetooth technology and being connected of blue-tooth intelligence mobile phone, this means that Bluetooth communication equipment is widely used and will be full of prospect as the part of mobile unit.
Yet, the bluetooth module of on-vehicle Bluetooth communication equipment is handled Bluetooth communication protocol except needs in the prior art, and in order to realize the essential bluetooth applications of some on-vehicle Bluetooth equipment for example bluetooth handsfree to be used, also need to carry out the processing of noise suppressed and echo cancellation, just need to adopt function and the stronger Bluetooth chip of performance to set up the bluetooth hardware module, cause the cost of bluetooth module higher.If but taked to reduce the mode of bluetooth module cost, might cause the disposal ability of Bluetooth communication equipment can not satisfy the requirement of bluetooth applications again.
Summary of the invention
The technical problem to be solved in the present invention is that the cost of the bluetooth module of Bluetooth communication equipment in the prior art is higher, and processor is limited in one's ability.
For addressing the above problem, the invention provides a kind of communication equipment, comprise,
Main frame and bluetooth module, described main frame comprises primary processor, wherein,
Described primary processor is used to receive the service request of bluetooth applications, calls corresponding Bluetooth protocol and standard based on described service request, and drives described bluetooth module work;
Described bluetooth module is driven by described primary processor, be used to finish and other bluetooth equipments between write to each other and realize bluetooth applications.
Optionally, described communication equipment is the on-vehicle Bluetooth communication equipment.
Optionally, described primary processor call corresponding Bluetooth protocol and standard based on described service request, and drive described bluetooth module work and comprise that described primary processor generates control command based on described service request, and call corresponding Bluetooth protocol and standard according to described control command, generate the control command that drives described bluetooth module work.
Optionally, described main frame also comprises host communication interface, is used for sending described control command to described bluetooth module.
Optionally, described host communication interface also is used to receive order, incident or the data that described bluetooth module sends and sends described primary processor to.
Optionally, order, incident or data that described primary processor also is used for described host communication interface is sent are handled, and formation is confirmed the data after result, indication or the processing and sent described bluetooth applications or ancillary equipment to.
Optionally, the described primary processor service request that receives bluetooth applications comprises that reception makes the service request of replying by described bluetooth applications according to described indication.
Optionally, described ancillary equipment comprises microphone and/or loud speaker, and the data that described host communication interface transmits are speech data, and the processing that described primary processor carries out described speech data comprises noise suppressed processing and/or echo cancellation process.
Optionally, the described primary processor flush bonding processor that is mobile unit.
Optionally, described bluetooth module comprises bluetooth module communication interface, base band microcontroller, radio-frequency (RF) transceiver, wherein,
The bluetooth module communication interface is used to receive control command and sends described base band microcontroller to;
The base band microcontroller is used to realize all real-time processing of described bluetooth module baseband portion, comprises the control command that transmits according to described bluetooth module communication interface, controls described radio-frequency (RF) transceiver work;
Radio-frequency (RF) transceiver, be used to finish and other bluetooth equipments between write to each other, the control that is included in described base band microcontroller sends Bluetooth signal down to other bluetooth equipments.
Optionally, described bluetooth module communication interface also is used to receive data and sends described base band microcontroller to and control described radio-frequency (RF) transceiver by it described data are sent to other bluetooth equipments with the form of Bluetooth signal.
Optionally, described radio-frequency (RF) transceiver be used to finish and other bluetooth equipments between write to each other and also comprise and receive the Bluetooth signal that other bluetooth equipments send and send described base band microcontroller to.
Optionally, the Bluetooth signal that is sent by other bluetooth equipments that described base band microcontroller also is used for receiving carries out processing controls, forms order, incident or data and is sent to described bluetooth module communication interface.
Optionally, also comprise memory, be used to store the host controller interface (HCI of bluetooth protocol repertory, Host Controller Interface) the following agreement of layer, the control command that described base band microcontroller transmits according to described bluetooth module communication interface, controlling described radio-frequency (RF) transceiver work comprises: the control command that transmits according to described bluetooth module communication interface is called the agreement below the corresponding HCI layer, controls described radio-frequency (RF) transceiver work.
For addressing the above problem, the present invention also provides the communication means of a kind of main frame and bluetooth module, and described main frame comprises primary processor,
Described primary processor receives the service request of bluetooth applications;
Described primary processor calls corresponding Bluetooth protocol and standard based on described service request, and drives bluetooth module work;
Described bluetooth module is driven by described primary processor, finish and other bluetooth equipments between write to each other and realize bluetooth applications.
Optionally, described primary processor calls corresponding Bluetooth protocol and standard based on described service request, and the work of driving bluetooth module comprises: described primary processor generates control command based on described service request, and call corresponding Bluetooth protocol and standard according to described control command, generate the control command that drives described bluetooth module work; Described bluetooth module is driven by described primary processor, finish and other bluetooth equipments between write to each other and realize that bluetooth applications comprises: described bluetooth module receives the control command of described primary processor, finish and other bluetooth equipments between write to each other and realize bluetooth applications.
Optionally, the described primary processor flush bonding processor that is mobile unit.
Optionally, described primary processor also is used to receive order, incident or the data that described bluetooth module sends and handles.
Optionally, the processing that the order that described primary processor sends described bluetooth module, incident or data are carried out comprises the data after formation affirmation result, indication or the processing and sends described bluetooth applications or ancillary equipment to that described ancillary equipment comprises microphone and/or loud speaker.
Optionally, the described primary processor service request that receives bluetooth applications comprises that reception makes the service request of replying by described bluetooth applications according to described indication.
Compared with prior art, the present invention has the following advantages:
Can finish the realization of multiple application easily, bluetooth module only needs to make simple radio frequency and Base-Band Processing, and the cost of bluetooth module is reduced;
Especially when vehicular applications, utilize the flush bonding processor of mobile unit to handle Bluetooth protocol and standard, improved the utilance of mobile unit flush bonding processor, the disposal ability of bluetooth applications is enhanced.
Description of drawings
Fig. 1 is the structural representation of prior art Bluetooth communication equipment;
Fig. 2 is the structural representation of the communication equipment that provides of the embodiment of the invention;
Fig. 3 is a kind of structural representation that the middleware of the communication equipment that provides of the embodiment of the invention is connected with application layer, bluetooth module;
Fig. 4 is a kind of application schematic diagram of the middleware of the communication equipment that provides of the embodiment of the invention;
Fig. 5 is the flow chart of the communication means of the main frame of the embodiment of the invention and bluetooth module.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can more be become apparent, the specific embodiment of the present invention is described in detail below in conjunction with accompanying drawing.
Set forth detail in the following description so that fully understand the present invention.But the present invention can be different from alternate manner described here and implements with multiple, and those skilled in the art can do similar popularization under the situation of intension of the present invention.Therefore the present invention is not subjected to the restriction of following public embodiment.
The communication equipment of embodiment of the present invention comprises main frame and bluetooth module; Described main frame is used to receive the service request of bluetooth applications, calls corresponding Bluetooth protocol and standard based on described service request, and drives described bluetooth module work; Described bluetooth module is by described host driven, be used to finish and other bluetooth equipments between write to each other and realize bluetooth applications.Be elaborated with embodiment below in conjunction with accompanying drawing.
Seeing also Fig. 2, is the structural representation of the communication equipment that provides of the embodiment of the invention.Described communication equipment comprises main frame 21 and bluetooth module 20.Described main frame 21 comprises primary processor 211 and second memory 213, described second memory 213 stores middleware, described middleware is used to instruct the primary processor 211 of described main frame 21 to finish corresponding operation, comprise: receive the service request of bluetooth applications, generate control command based on described service request; All kinds of Bluetooth protocols and the standard of management in the bluetooth protocol repertory called corresponding Bluetooth protocol and standard and described driver element made operation control according to the described control command of bluetooth applications routine interface transmission; Accept the operation control of bluetooth protocol repertory administrative unit, generate the control command that drives described bluetooth module work.
Described bluetooth module 20 comprises bluetooth module communication interface 203, base band microcontroller 202, radio-frequency (RF) transceiver 201, wherein,
Described bluetooth module communication interface 203, be used to receive control command and send described base band microcontroller 202 to, also be used to receive data and send described base band microcontroller 202 to and control described radio-frequency (RF) transceiver 201 described data are sent to other bluetooth equipments with the form of Bluetooth signal by it;
Described base band microcontroller 202 is used to realize all real-time processing of described bluetooth module 20 baseband portion, comprises the control command that transmits according to described bluetooth module communication interface 203, controls described radio-frequency (RF) transceiver 201 work; Comprise that also the Bluetooth signal that is sent by other bluetooth equipments that will receive carries out processing controls, forms order, incident or data and is sent to described bluetooth module communication interface;
Described radio-frequency (RF) transceiver 201, be used to finish and other bluetooth equipments between write to each other, the control that is included in described base band microcontroller 202 sends Bluetooth signal down to other bluetooth equipments, also comprises the Bluetooth signal that receives other bluetooth equipments transmissions and sends described base band microcontroller 202 to.
Described bluetooth module 20 also comprises first memory 204, be used to store the following agreement of HCI layer of bluetooth protocol repertory, the control command that described base band microcontroller 202 transmits according to described bluetooth module communication interface 203 is called the agreement below the corresponding HCI layer, controls described radio-frequency (RF) transceiver 201 work.
Described main frame 21 comprises primary processor 211, host communication interface 212 and second memory 213, wherein said second memory 213 is connected with described primary processor 211, be used for storage operating system, bluetooth protocol repertory, bluetooth applications program etc., call and move for described primary processor 211; Described primary processor 211 sends the control command of described generation to described host communication interface 212; Described host communication interface 212 is connected with described primary processor 211, be used for transfer control instruction and give the bluetooth module communication interface 203 of described bluetooth module 21, also be used to receive order, incident or the data of described bluetooth module communication interface 203 transmissions and send described primary processor 211 to and handle.The processing that order, incident or the data that 211 pairs of described bluetooth module communication interfaces 203 of described primary processor send are carried out comprises calls and moves the operating system that is stored in described second memory 213, bluetooth applications program etc., formation is confirmed the data after result, indication or the processing and sends described bluetooth applications or ancillary equipment to that described ancillary equipment comprises microphone 221 and/or loud speaker 222.The service request that described primary processor 211 receives bluetooth applications comprises that reception makes the service request of replying by described bluetooth applications according to described indication.
In the specific embodiment, communication equipment of the present invention is preferably the on-vehicle Bluetooth communication equipment, and described primary processor 211 is the flush bonding processor of mobile unit.Because main flow middle and high end mobile unit great majority begin to adopt ARM (Advanced Reduced instruction set computer Machines)/MIPS (Microprocessor without Interlocked Piped Stages) chips incorporate WinCE/Linux operating system as the core processing platform now.The disposal ability of ARM/MIPS chip (comprising flush bonding processor) is stronger than the disposal ability of the Bluetooth chip in the expensive bluetooth module of available technology adopting, the flush bonding processor that adopts mobile unit is as primary processor 211, not only can improve the utilance of described flush bonding processor, more can realize same function and performance by the bluetooth module (only finish simple radio frequency and Base-Band Processing, it is about more than 40% that expectation can reduce cost) that adopts low-cost Bluetooth chip provided by the invention.
Other bluetooth equipments for example bluetooth cellular phone and described on-vehicle Bluetooth communication equipment connect and ask to provide service.Be example to receive calls in the bluetooth handsfree session services, when the phone incoming call, bluetooth cellular phone sends the information of phone incoming call to described on-vehicle Bluetooth communication equipment with the Bluetooth signal form, radio-frequency (RF) transceiver 201 in the bluetooth module 20 in the described on-vehicle Bluetooth communication equipment receives Bluetooth signal, and send described Bluetooth signal to base band microcontroller 202, described base band microcontroller 202 after receiving described Bluetooth signal to carrying out processing controls, form control event (being phone incoming call control event in this example) and be sent to described bluetooth module communication interface 203, described bluetooth module communication interface 203 sends described control event the host communication interface 212 of main frame 21 in the described on-vehicle Bluetooth communication equipment to, is sent to primary processor 211 by described host communication interface 212 again and handles.The processing that the incident that 211 pairs of described bluetooth module communication interfaces of described primary processor send is carried out comprises calls and moves the operating system that is stored in described second memory 213, bluetooth handsfree application program etc., form indication (being the indication of phone incoming call in this example) and send described bluetooth applications to, and make the service request of replying according to described indication by it, be specially the service request that receives calls in the present embodiment.The work of radio-frequency (RF) transceiver 201, base band microcontroller 202 and bluetooth module communication interface 203 is to finish by the agreement (for example baseband protocol, LMP Link Manager Protocol, LCP etc.) that base band microcontroller 202 calls below the HCI layer of the bluetooth protocol repertory of storage in the first memory 204 of bluetooth module 20 in the bluetooth module 20 in the described on-vehicle Bluetooth communication equipment.
For making communication equipment provided by the invention can realize various bluetooth applications, also provide a kind of middleware.Described middleware is stored in the second memory 213 of main frame 21, is called and is moved by described primary processor 211.Consult Fig. 3, a kind of structural representation that the middleware of the communication equipment that Fig. 3 provides for present embodiment is connected with application layer, bluetooth module.Described middleware comprises application programming interfaces layer 31, service layer 32, Drive Layer 33, wherein,
Described application programming interfaces layer 31 comprises bluetooth applications routine interface 311, and described bluetooth applications routine interface 311 is used to receive the service request of bluetooth applications, generates control command based on described service request and passes to described service layer 32; Described service request comes from the various bluetooth applications of application layer 30, comprises hands-free voice conversation, music, data sync transmission, business card exchange, dials up on the telephone etc.;
Described service layer 32 comprises bluetooth protocol repertory administrative unit 321, described bluetooth protocol repertory administrative unit 321 is used for managing all kinds of Bluetooth protocols and the standard of bluetooth protocol repertory, and the described control command of transmitting according to bluetooth applications routine interface 311 is called corresponding Bluetooth protocol and standard and described Drive Layer 33 is made operation control;
Described Drive Layer 33 comprises HCI driver 331, and described HCI driver 331 is used to accept the operation control of bluetooth protocol repertory administrative unit 321, generates the control command that drives described bluetooth module 20 work.
In conjunction with Fig. 2, consult Fig. 4, wherein, a kind of application schematic diagram of the middleware of the communication equipment that Fig. 4 provides for present embodiment.When realizing that the on-vehicle Bluetooth hand-free call is used, in the middleware structure as shown in Figure 4, compare with structure shown in Figure 3, also comprise noise suppressed and echo elimination unit 322 in the service layer 32 '; Also comprise Bluetooth audio frequency driver 332, equipment audio driver 333 in the Drive Layer 33 '.Described noise suppressed and echo are eliminated unit 322 and are used for that the speech data that (on-vehicle Bluetooth equipment) receives and sends is carried out noise suppressed and echo cancellation process (described processing is by primary processor 211 operations, noise suppressed and echo are eliminated the handling procedure that unit 322 provides noise suppressed and echo cancellation process), and the speech data after will handling in Drive Layer 33 ' Bluetooth audio frequency driver 332 and equipment audio driver 333 between transmit mutually.Described Bluetooth audio frequency driver 332 is used to provide the operating system audio frequency apparatus interface of standard, realizes that speech data transmits between bluetooth protocol repertory administrative unit 321 and noise suppressed and echo elimination unit 322 mutually.Described equipment audio driver 333 is used to receive noise suppressed and echo is eliminated the speech data that unit 322 transmits, and described speech data decoding processing rear drive loud speaker 222 is play voice; On the other hand, also be used to drive microphone 221 and receive voice, form speech data and described speech data is passed to noise suppressed and echo elimination unit 322 through encoding process.
Using noise suppressed and echo to eliminate unit 322 in the present embodiment is the echoes that can hear oneself because of the other side when hand-free call, can adopt echo to eliminate (EC, Echo Cancellation) technology and eliminate; If when carrying out hand-free call when driving, engine noise, road rumble, sound of the wind etc. are microphone into the car, influence speech quality, adopt noise suppression (NS, Noise Suppression) technology can suppress internal car noise to improve the conversation definition.Certainly, in different embodiment, may only need to use echo to eliminate the unit speech data that receives and send is carried out echo cancellation process, for example not have noise circumstance to carry out the situation of hand-free call basically; On the other hand, also may only need to use noise suppression unit that the speech data that receives and send is carried out noise suppressed and handle, for example carry out the situation of non-hand-free call at the environment that has serious noise.But in the present embodiment, the car handsfree voice call then needs to use simultaneously echo and eliminates unit and noise suppression unit, therefore said two units can be integrated in noise suppressed and echo and eliminate unit 322.
Continue to implement described bluetooth handsfree talk application, processing that the incident of the phone incoming call that sends by host communication interface 212 when 211 pairs of described bluetooth module communication interfaces 203 of primary processor is carried out and the indication that forms the phone incoming call send the hands-free voice conversation 301 of described application layer 30 to, make the service request that receives calls of replying by its generation according to described indication.The bluetooth applications routine interface 311 of the described service request that receives calls in the application programming interfaces layer 31 transmitted in described hands-free voice conversation 301, bluetooth applications routine interface 111 (for example calls correlation function after receiving described service request, the bluetooth handsfree contiguous function, bluetooth handsfree is answered function etc.) generate bluetooth cellular phone 40 is carried out the control command of telephone receiving operation and passes to service layer 32 ', bluetooth protocol repertory administrative unit 321 in the service layer 32 ' is called relevant Bluetooth protocol and standard in the bluetooth protocol repertory after receiving described control command, phone control protocol standard (TCS for example, Telephony Control Protocol Specification), logic link control and adapting protocol etc., and the HCI driver 331 of Drive Layer 33 ' is made operation control, HCI driver 331 drives bluetooth module 20 work and to finish service layer 32 ' is gone back in the conversation connection of bluetooth cellular phone 40 and the affirmation transmission as a result of will converse successful connection or failure and failure cause, and return to application layer 30 through bluetooth applications routine interface 311, finish the receiving talking operation, enter blue tooth vehicular hands-free voice talking state.
During blue tooth vehicular hands-free voice talking state, bluetooth cellular phone 40 sends to speech data by external communication network (for example 2G/3G communication network) bluetooth module 20 of on-vehicle Bluetooth communication equipment, bluetooth module 20 passes to the bluetooth protocol repertory administrative unit 321 of service layer 32 ' by HCI driver 331 with speech data, and Bluetooth audio frequency driver 132 calls correlation function and obtains speech data from bluetooth protocol repertory administrative unit 121.Described Bluetooth audio frequency driver 332 sends described speech data to noise suppressed and echo is eliminated unit 322, by it speech data is carried out noise suppressed and echo cancellation process, and the speech data after will handling is passed to equipment audio driver 333 and carries out decoding processing, and equipment audio driver 333 is being play voice to speech data through decoding processing rear drive loud speaker 222.Bluetooth protocol repertory administrative unit 321 can will be called the affirmation transmission as a result of success or failure and failure cause and return Bluetooth audio frequency driver 332 after accepting the calling of Bluetooth audio frequency driver 332.User's voice is then received by equipment audio driver 333 driving microphones 221 and voice is carried out encoding process, to be sent to noise suppressed and echo through the speech data that forms after the encoding process and eliminate unit 322, described noise suppressed and echo are sent to Bluetooth audio frequency driver 332 with speech data after eliminating unit 322 process noise suppressed and echo cancellation process, and send speech data to bluetooth protocol repertory administrative unit 321 by described Bluetooth audio frequency driver 332, make operation control by the HCI driver 331 of 321 pairs of Drive Layer 33 ' of bluetooth protocol repertory administrative unit and send speech data to HCI driver 331, HCI driver 331 drives bluetooth module 20 work speech data is sent to bluetooth cellular phone 40, and service layer 32 ' is gone back in the affirmation transmission as a result that bluetooth module 20 transmits speech data success or failure and failure cause.Bluetooth cellular phone 40 sends speech data and finishes communication process by external communication network.Wherein, described HCI driver 331 drives bluetooth module 20 work and is specially, described primary processor 211 successively sends base band microcontroller 202 to by the bluetooth module communication interface 203 of host communication interface 212, bluetooth module 20 with control command and through the speech data after handling, described base band microcontroller 202 receives the following agreement of HCI layer of calling bluetooth protocol repertory in the first memory 204 after the described control command, and control radio-frequency (RF) transceiver 201 sends to bluetooth cellular phone 40 with described speech data with the form of Bluetooth signal.
Certainly, by with above embodiment in similar execution mode, can also finish the realization of other multiple application, as: music, data sync transmission, business card exchange, dial up on the telephone etc.
It will be appreciated by those skilled in the art that, the all or part of of the main frame of the communication equipment of the foregoing description is to instruct relevant hardware to finish by program, described program can be stored in the computer-readable recording medium, and described storage medium can be ROM, RAM, magnetic disc, CD etc.
Corresponding above-mentioned communication equipment, the embodiment of the invention also provides the communication means of a kind of main frame and bluetooth module, comprising: primary processor receives the service request of bluetooth applications; Described primary processor calls corresponding Bluetooth protocol and standard based on described service request, and drives bluetooth module work; Described bluetooth module is driven by described primary processor, finish and other bluetooth equipments between write to each other and realize bluetooth applications.
Certainly, when specifically implementing, described primary processor can generate control command based on the described service request that receives, and calls corresponding Bluetooth protocol and standard according to described control command, generates the control command that drives described bluetooth module work; Described bluetooth module receives the control command of described primary processor, finish and other bluetooth equipments between write to each other and realize bluetooth applications.
With reference to figure 5, be the flow chart of the communication means of the main frame of the embodiment of the invention and bluetooth module.The communication means of main frame and bluetooth module comprises:
Step S501, primary processor receives the service request of bluetooth applications;
Step S502, described primary processor generates control command based on described service request;
Step S503, described primary processor calls corresponding Bluetooth protocol and standard according to described control command, generates the control command that drives bluetooth module work;
Step S504, described bluetooth module receives the control command of described primary processor, finish and other bluetooth equipments between write to each other and realize bluetooth applications.
Certainly, the communication means of described main frame and bluetooth module can also comprise:
The processing that the order that described primary processor sends described bluetooth module, incident or data are carried out, formation are confirmed the data after result, indication or the processing and send described bluetooth applications or ancillary equipment to that described ancillary equipment comprises microphone and/or loud speaker.The service request that described primary processor receives bluetooth applications comprises that reception makes the service request of replying by described bluetooth applications according to described indication.
To sum up, the communication means of communication equipment provided by the invention and main frame thereof and bluetooth module has following beneficial effect at least:
(adopting described middleware) can realize multiple application easily, and bluetooth module only needs to do simple radio frequency and Base-Band Processing, reduced the cost of bluetooth module on the basis of realizing said function and performance;
Especially, when vehicular applications, utilize the flush bonding processor of mobile unit to handle Bluetooth protocol and standard and described middleware, both improved the utilance of mobile unit flush bonding processor, the disposal ability when realizing bluetooth applications is enhanced as primary processor;
In addition, because Bluetooth protocol and specification handles work mainly are placed on the primary processor, the hardware components of bluetooth (bluetooth module) only is as simple radio frequency and Base-Band Processing, expansion along with bluetooth applications demand and agreement, using described middleware will be than all based on hardware plan expanding function more quickly, particularly be convenient to user's corresponding function of on the basis of not changing hardware designs, upgrading, comprise that the support terminal user carries out the upgrading of function to the product that has come into the market.
Though the present invention with preferred embodiment openly as above; but it is not to be used for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; can utilize the method and the technology contents of above-mentioned announcement that technical solution of the present invention is made possible change and modification; therefore; every content that does not break away from technical solution of the present invention; to any simple modification, equivalent variations and modification that above embodiment did, all belong to the protection range of technical solution of the present invention according to technical spirit of the present invention.
Claims (20)
1. the communication means of main frame and bluetooth module is characterized in that described main frame comprises primary processor,
Described primary processor receives the service request of bluetooth applications;
Described primary processor calls corresponding Bluetooth protocol and standard based on described service request, and drives bluetooth module work;
Described bluetooth module is driven by described primary processor, finish and other bluetooth equipments between write to each other and realize bluetooth applications.
2. the communication means of main frame according to claim 1 and bluetooth module is characterized in that,
Described primary processor calls corresponding Bluetooth protocol and standard based on described service request, and the work of driving bluetooth module comprises: described primary processor generates control command based on described service request, and call corresponding Bluetooth protocol and standard according to described control command, generate the control command that drives described bluetooth module work;
Described bluetooth module is driven by described primary processor, finish and other bluetooth equipments between write to each other and realize that bluetooth applications comprises: described bluetooth module receives the control command of described primary processor, finish and other bluetooth equipments between write to each other and realize bluetooth applications.
3. the communication means of main frame according to claim 1 and bluetooth module is characterized in that, described primary processor is the flush bonding processor of mobile unit.
4. the communication means of main frame according to claim 1 and bluetooth module is characterized in that, described primary processor also is used to receive order, incident or the data of described bluetooth module transmission and handle.
5. the communication means of main frame according to claim 4 and bluetooth module, it is characterized in that, the processing that the order that described primary processor sends described bluetooth module, incident or data are carried out comprises the data after formation affirmation result, indication or the processing and sends described bluetooth applications or ancillary equipment to that described ancillary equipment comprises microphone and/or loud speaker.
6. the communication means of main frame according to claim 5 and bluetooth module is characterized in that, the service request that described primary processor receives bluetooth applications comprises that reception makes the service request of replying by described bluetooth applications according to described indication.
7. a communication equipment is characterized in that, comprising: main frame and bluetooth module, and described main frame comprises primary processor, wherein,
Described primary processor is used to receive the service request of bluetooth applications, calls corresponding Bluetooth protocol and standard based on described service request, and drives described bluetooth module work;
Described bluetooth module is driven by described primary processor, be used to finish and other bluetooth equipments between write to each other and realize bluetooth applications.
8. communication equipment according to claim 7 is characterized in that, described communication equipment is the on-vehicle Bluetooth communication equipment.
9. communication equipment according to claim 7, it is characterized in that, described primary processor call corresponding Bluetooth protocol and standard based on described service request, and drive described bluetooth module work and comprise that described primary processor generates control command based on described service request, and call corresponding Bluetooth protocol and standard according to described control command, generate the control command that drives described bluetooth module work.
10. communication equipment according to claim 9 is characterized in that described main frame also comprises host communication interface, is used for sending described control command to described bluetooth module.
11. communication equipment according to claim 10 is characterized in that, described host communication interface also is used to receive order, incident or the data of described bluetooth module transmission and send described primary processor to.
12. communication equipment according to claim 11, it is characterized in that, order, incident or data that described primary processor also is used for described host communication interface is sent are handled, and formation is confirmed the data after result, indication or the processing and sent described bluetooth applications or ancillary equipment to.
13. communication equipment according to claim 12 is characterized in that, the service request that described primary processor receives bluetooth applications comprises that reception makes the service request of replying by described bluetooth applications according to described indication.
14. communication equipment according to claim 12, it is characterized in that, described ancillary equipment comprises microphone and/or loud speaker, the data that described host communication interface transmits are speech data, and the processing that described primary processor carries out described speech data comprises noise suppressed processing and/or echo cancellation process.
15., it is characterized in that described primary processor is the flush bonding processor of mobile unit according to each described communication equipment in the claim 7 to 14.
16. communication equipment according to claim 9 is characterized in that, described bluetooth module comprises bluetooth module communication interface, base band microcontroller, radio-frequency (RF) transceiver, wherein,
The bluetooth module communication interface is used to receive control command and sends described base band microcontroller to;
The base band microcontroller is used to realize all real-time processing of described bluetooth module baseband portion, comprises the control command that transmits according to described bluetooth module communication interface, controls described radio-frequency (RF) transceiver work;
Radio-frequency (RF) transceiver, be used to finish and other bluetooth equipments between write to each other, the control that is included in described base band microcontroller sends Bluetooth signal down to other bluetooth equipments.
17. bluetooth module according to claim 16, it is characterized in that described bluetooth module communication interface also is used to receive data and sends described base band microcontroller to and control described radio-frequency (RF) transceiver by it described data are sent to other bluetooth equipments with the form of Bluetooth signal.
18. bluetooth module according to claim 16 is characterized in that, described radio-frequency (RF) transceiver be used to finish and other bluetooth equipments between write to each other and also comprise and receive the Bluetooth signal that other bluetooth equipments send and send described base band microcontroller to.
19. bluetooth module according to claim 18, it is characterized in that, the Bluetooth signal that is sent by other bluetooth equipments that described base band microcontroller also is used for receiving carries out processing controls, forms order, incident or data and is sent to described bluetooth module communication interface.
20. bluetooth module according to claim 16, it is characterized in that, also comprise memory, be used to store the following agreement of HCI layer of bluetooth protocol repertory, the control command that described base band microcontroller transmits according to described bluetooth module communication interface, controlling described radio-frequency (RF) transceiver work comprises: the control command that transmits according to described bluetooth module communication interface is called the agreement below the corresponding HCI layer, controls described radio-frequency (RF) transceiver work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102455234A CN101944939A (en) | 2010-07-29 | 2010-07-29 | Communication equipment and communication method between mainframe thereof and Bluetooth module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102455234A CN101944939A (en) | 2010-07-29 | 2010-07-29 | Communication equipment and communication method between mainframe thereof and Bluetooth module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101944939A true CN101944939A (en) | 2011-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102455234A Withdrawn CN101944939A (en) | 2010-07-29 | 2010-07-29 | Communication equipment and communication method between mainframe thereof and Bluetooth module |
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| Country | Link |
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| CN (1) | CN101944939A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102970425A (en) * | 2012-11-15 | 2013-03-13 | 广东好帮手电子科技股份有限公司 | System and method for remotely controlling vehicle-mounted host computer through smart phone |
| CN105324943A (en) * | 2013-06-11 | 2016-02-10 | 美加狮有限公司 | Systems and methods for transmitting data using selected transmission technology from among other transmission technologies |
| CN109672772A (en) * | 2017-10-13 | 2019-04-23 | 通用汽车环球科技运作有限责任公司 | Submit the Handless system and method for non-standard attention command |
| CN111885560A (en) * | 2020-07-01 | 2020-11-03 | 海尔优家智能科技（北京）有限公司 | Bluetooth communication method and device, storage medium and electronic device |
| CN112311425A (en) * | 2020-10-29 | 2021-02-02 | 重庆百瑞互联电子技术有限公司 | Method, device and storage medium for automatic detection of Bluetooth HCI mode |
-
2010
- 2010-07-29 CN CN2010102455234A patent/CN101944939A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102970425A (en) * | 2012-11-15 | 2013-03-13 | 广东好帮手电子科技股份有限公司 | System and method for remotely controlling vehicle-mounted host computer through smart phone |
| CN105324943A (en) * | 2013-06-11 | 2016-02-10 | 美加狮有限公司 | Systems and methods for transmitting data using selected transmission technology from among other transmission technologies |
| CN109672772A (en) * | 2017-10-13 | 2019-04-23 | 通用汽车环球科技运作有限责任公司 | Submit the Handless system and method for non-standard attention command |
| CN109672772B (en) * | 2017-10-13 | 2021-07-09 | 通用汽车环球科技运作有限责任公司 | Hands-free system for vehicle |
| CN111885560A (en) * | 2020-07-01 | 2020-11-03 | 海尔优家智能科技（北京）有限公司 | Bluetooth communication method and device, storage medium and electronic device |
| CN112311425A (en) * | 2020-10-29 | 2021-02-02 | 重庆百瑞互联电子技术有限公司 | Method, device and storage medium for automatic detection of Bluetooth HCI mode |
| CN112311425B (en) * | 2020-10-29 | 2021-06-22 | 重庆百瑞互联电子技术有限公司 | Method, device and storage medium for automatic detection of Bluetooth HCI mode |
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Open date: 20110112 |