CN104602181A - Vehicle-mounted Bluetooth call method and device - Google Patents
Vehicle-mounted Bluetooth call method and device Download PDFInfo
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- CN104602181A CN104602181A CN201510051834.XA CN201510051834A CN104602181A CN 104602181 A CN104602181 A CN 104602181A CN 201510051834 A CN201510051834 A CN 201510051834A CN 104602181 A CN104602181 A CN 104602181A
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Abstract
The invention provides a vehicle-mounted Bluetooth call method and device. The vehicle-mounted Bluetooth call method comprises the following steps of obtaining call establishment information, wherein the call establishment information is used for expressing establishment of voice channel between a call terminal which is matched with a home terminal Bluetooth and an opposite end; sending voice prompt information to the call terminal through a vehicle-mounted Bluetooth module to enable the call terminal to send the voice prompt information to the home terminal through the voice channel, wherein the voice prompt information is used for prompting the home terminal that the home terminal is in a vehicle-mounted Bluetooth call mode. The vehicle-mounted Bluetooth call method improves the privacy protection function of vehicle-mounted Bluetooth call.
Description
Technical field
The present invention relates to on-vehicle Bluetooth technology, particularly a kind of on-vehicle Bluetooth call method and device.
Background technology
Because on-vehicle Bluetooth system can make user directly need not contact mobile phone, just can dial and receive calls, improve the fail safe that user drives, this on-vehicle Bluetooth system is widely used.But, user is when using on-vehicle Bluetooth to converse, normally by the outside speaker of on-vehicle Bluetooth system, call is carried out the broadcasting of hands-free form, taking people and all can hear dialog context on car, if dialog context relates to the content of some privacies, user may not wish to be heard by stranger, and these factors also become a restrictive condition of on-vehicle Bluetooth system development, and therefore user may not use on-vehicle Bluetooth to converse.
Summary of the invention
In view of this, the invention provides a kind of on-vehicle Bluetooth call method and device, to improve the privacy protection function of on-vehicle Bluetooth call.
Particularly, the present invention is achieved through the following technical solutions:
First aspect, provides a kind of on-vehicle Bluetooth call method, comprising:
Obtain call and set up information, described call is set up information and is set up voice channel for the communicating terminal and opposite end representing local terminal Bluetooth pairing;
Information of voice prompt is sent to described communicating terminal by on-vehicle Bluetooth module, to make described communicating terminal, by described voice channel, information of voice prompt is sent to opposite end, described information of voice prompt is in on-vehicle Bluetooth call mode for pointing out opposite end local terminal.
Second aspect, provides a kind of on-vehicle Bluetooth communicator, comprising:
Data obtaining module, sets up information for obtaining call, and described call is set up information and set up voice channel for the communicating terminal and opposite end representing local terminal Bluetooth pairing;
Voice sending module, for information of voice prompt is sent to described communicating terminal by on-vehicle Bluetooth module, to make described communicating terminal, by described voice channel, information of voice prompt is sent to opposite end, described information of voice prompt is in on-vehicle Bluetooth call mode for pointing out opposite end local terminal.
The on-vehicle Bluetooth call method of the embodiment of the present invention and device; information of voice prompt is sent by the opposite end to voice channel; opposite end can be known, and local terminal is in on-vehicle Bluetooth call mode, thus notes the secret protection of call, improves the privacy protection function of on-vehicle Bluetooth call.
Accompanying drawing explanation
Fig. 1 is the application scenarios figure of the on-vehicle Bluetooth call method that the embodiment of the present invention provides;
Fig. 2 is the flow chart of the on-vehicle Bluetooth call method that the embodiment of the present invention provides;
Fig. 3 is the principle schematic one of the on-vehicle Bluetooth call method that the embodiment of the present invention provides;
Fig. 4 is that the button that the embodiment of the present invention provides arranges schematic diagram;
Fig. 5 is the principle schematic two of the on-vehicle Bluetooth call method that the embodiment of the present invention provides;
Fig. 6 is the principle schematic three of the on-vehicle Bluetooth call method that the embodiment of the present invention provides;
Fig. 7 is the structural representation of a kind of on-vehicle Bluetooth communicator that the embodiment of the present invention provides;
Fig. 8 is the structural representation of the another kind of on-vehicle Bluetooth communicator that the embodiment of the present invention provides.
Embodiment
Fig. 1 illustrates a kind of optional application scenarios of on-vehicle Bluetooth call method of the embodiment of the present application, user can install vehicle-mounted Bluetooth terminal in car, the on-vehicle Bluetooth system that this on-vehicle Bluetooth terminal is established in passing through coordinates with the communicating terminal of user, realizes user and just can answer or call without hand-held communication terminal.Wherein, described communicating terminal, can be such as mobile terminal (as, mobile phone), or can also be the equipment such as car phone with bluetooth communication module, in the following example, be described for the on-vehicle Bluetooth call method of mobile phone to the application, other communicating terminals with bluetooth communication module also can adopt the method.
Composition graphs 1, the principle of this application scenarios under simple declaration: on-vehicle Bluetooth system can comprise on-vehicle Bluetooth module (being such as Bluetooth chip), coding/decoding module (Codec), speech reception module (MIC), the outer amplification module (Speaker) of voice and controller (such as, micro-control unit Micro Control Unit, MCU) etc., and carry out Bluetooth pairing by the mobile phone of on-vehicle Bluetooth module and user, namely set up Bluetooth communication and connect.Like this, when mobile phone and " opposite end " of user set up converse that being connected goes forward side by side and work talk about time, dialog context just can be connected between user mobile phone and on-vehicle Bluetooth system through above-mentioned Bluetooth communication and transmit.
See the downflow (shown in dotted arrow) that the opposite end voice transfer of Fig. 1 example is answered to user in local terminal car, opposite end Signal transmissions is to user mobile phone, again by user mobile phone Bluetooth transmission to on-vehicle Bluetooth terminal, and after the coding/decoding module in on-vehicle Bluetooth terminal is decoded, play by the outer amplification module of voice, user just can hear the dialog context of opposite end.Again see the voice transfer of user in the local terminal car of Fig. 1 example to the upflow (dotted arrows shown in) of opposite end, user directly talks in car, speech content can be obtained by the speech reception module of on-vehicle Bluetooth terminal, and after coding/decoding module coding, again by on-vehicle Bluetooth module Bluetooth transmission to user mobile phone, user mobile phone again through operator's base-station transmission to opposite end.In addition, the controller in on-vehicle Bluetooth system may be used for the work controlling other modules, such as, controls the process of establishing etc. of the Bluetooth pairing of on-vehicle Bluetooth module and mobile terminal.
On this basis, the on-vehicle Bluetooth call method of the embodiment of the present application is described.The present embodiment improves the on-vehicle Bluetooth system in Fig. 1, specifically on the basis of above-mentioned up-downgoing flow process, for on-vehicle Bluetooth system has increased part of functions logic newly, the implementation of this what's new logic, can be such as realized by the mode of executable logical order, called by controller and perform this logical order thus realize the on-vehicle Bluetooth call method of the present embodiment; Or also can improve and software logic by combined with hardware, and jointly realized by the cooperation of the modules of on-vehicle Bluetooth system, the present embodiment does not limit, as long as on-vehicle Bluetooth system can be made can to perform the on-vehicle Bluetooth call method of the present embodiment.
Fig. 2 illustrates the flow chart of the on-vehicle Bluetooth call method that the embodiment of the present invention provides, and comprising:
201, obtain call and set up information, described call is set up information and is set up voice channel for the communicating terminal and opposite end representing local terminal Bluetooth pairing;
202, information of voice prompt is sent to described communicating terminal by on-vehicle Bluetooth module, to make described communicating terminal, by described voice channel, information of voice prompt is sent to opposite end, described information of voice prompt is in on-vehicle Bluetooth call mode for pointing out opposite end local terminal.
Wherein, in step 201, on-vehicle Bluetooth system gets call and sets up information, refers to on-vehicle Bluetooth system and perceives the customer mobile terminal in Fig. 1 and be connected with the call of opposite end and set up.Call to local terminal for opposite end, when but user hears the incoming call of opposite end do not answer, user mobile phone and opposite end are not also set up to converse and are connected, and call here connection refers to can the foundation of data channel of transferring voice; Only have when user has answered the incoming call of opposite end, user mobile phone is connected with the call of opposite end just to be thought to set up.Equally, when user calls to opposite end, when being also the incoming call of having answered local terminal in opposite end, just think that the call setting up two ends connects.Therefore, on-vehicle Bluetooth system in this step obtains call and sets up information, refer to that on-vehicle Bluetooth system learns that local terminal is connected with the call of opposite end and sets up, when call is set up, " the on-vehicle Bluetooth module of opposite end---mobile terminal of this end subscriber---Bluetooth pairing " this data path is also set up, can on this path transmission of speech signals, can be called and set up voice channel.
In concrete enforcement, the mode that on-vehicle Bluetooth system obtains information of setting up of conversing can have multiple.For the scene received calls, on-vehicle Bluetooth system can be obtain the information that mobile terminal accepts the call request of opposite end; Such as, when sending a telegram here in opposite end, incoming information can transfer to on-vehicle Bluetooth terminal by user mobile phone to carry out showing and pointing out user, and, on-vehicle Bluetooth terminal can be provided with one " answering button ", can directly press this when user will receive calls and answer button, so when user presses this button, on-vehicle Bluetooth system just can get the information that user accepts the call request of opposite end, and namely system learns that user has answered phone.Then, above-mentioned on-vehicle Bluetooth system can after knowing that user will receive calls, instruction is answered to the mobile phone transmission of user by by Bluetooth channels, to start to start the process of establishing (such as calling the power function performed for setting up passage) of voice channel after mobile phone receives this instruction, setting up the voice channel with opposite end.
Again to call, on-vehicle Bluetooth system can obtain the information that opposite end accepts the call request of customer mobile terminal; Such as, when the phone of user has been answered in opposite end, user mobile phone has perception (such as get and accept feedback notification), and this perception information can be connected by bluetooth and transfer to on-vehicle Bluetooth system, and on-vehicle Bluetooth system also can be known and to set up with the voice channel of opposite end.
In step 202., information of voice prompt after voice channel is set up, can be sent to described mobile terminal by on-vehicle Bluetooth module by on-vehicle Bluetooth system.Concrete, the on-vehicle Bluetooth call method of the present embodiment will realize " user of prompting opposite end, local terminal is in on-vehicle Bluetooth call mode ", and the user of such opposite end just can note dialog context and the tone when conversing with local terminal, in order to avoid expose privacy.And the mode of the present embodiment prompting peer user, be exactly after the call of step 201 is set up, carry out voice message to opposite end, such as to opposite end play cuing voice " current talking is in vehicle Bluetooth hand-free system pattern ".The suggestion voice play to opposite end is called " information of voice prompt " by the present embodiment, but does not limit the particular content of this information of voice prompt, can also be such as the tinkle of bells of specific meanings, or other voice prompts.
In the present embodiment, information of voice prompt can be stored in advance in on-vehicle Bluetooth system, is such as stored in the memory be connected with controller.Dotted arrows shown in Figure 3, when on-vehicle Bluetooth system gets after call sets up information, learn that the call of local terminal and opposite end is set up, then from memory, obtain information of voice prompt, and information of voice prompt is sent to coding/decoding module, the speech processes before being transmitted by coding/decoding module; Controller also can indicate coding/decoding module that the information of voice prompt after process is sent to on-vehicle Bluetooth module, by Bluetooth channels, information of voice prompt is sent to the mobile terminal of user again by on-vehicle Bluetooth module, information of voice prompt is sent to opposite end by voice channel and plays by the mobile terminal of end user.
Visible, the on-vehicle Bluetooth call method of the present embodiment, relative to traditional on-vehicle Bluetooth talking mode, after voice channel is set up, also need to opposite end transferring voice information, to point out, opposite end is current is in on-vehicle Bluetooth call mode, and traditional approach does not transmit this information to opposite end.Such as, can voice channel set up after send this information of voice prompt at once, namely voice channel set up after and opposite end send before starting to transmit dialog context, farthest can protect privacy like this.
In another embodiment, on-vehicle Bluetooth system sends information of voice prompt, can pre-set, give tacit consent to and send this information of voice prompt when call is set up; Or in order to provide the space of unrestricted choice to user, on-vehicle Bluetooth system when receiving vehicle-mounted hint instructions, then can send information of voice prompt, this vehicle-mounted hint instructions is used to indicate and sends information of voice prompt to opposite end.
Fig. 4 illustrates a kind of send mode of optional vehicle-mounted hint instructions, as shown in Figure 4, shows several logical button, comprising: " answering ", " refusing to listen ", " prompting is answered ", " dialing ", " prompting is dialed ".First, logical button refers to the button that can logically distinguish, but its physical form might not be separated, such as, above-mentioned several buttons, be exactly several independent physical button, namely on-vehicle Bluetooth terminal is provided with five respectively with above-mentioned corresponding physical button, or, above-mentioned several buttons physically quantity are less than five, such as, " answer " and " prompting is answered " corresponding physical button in fact, just distinguished by the length of the time of pressing, length is when just unclamping for 1 second when a button is depressed, represent " answering " logical button, may be used for pickup feature, length is when unclamping for 3 seconds when a button is depressed, represent " prompting is answered " button, may be used for pointing out pickup feature.
Above-mentioned several logical button can be all be connected with controller, and accordingly, the instruction corresponding to button also can be got by controller; For " answering " logical button, when user have selected answer logical button time, controller can get instruction corresponding to this button, namely knows that user will answer opposite end incoming call, during specific implementation, can be such as, when button is pressed, button circuit sends high level " 1 " to controller, represents that this button is selected, certainly can also be other execution modes, no longer describe in detail.In the present embodiment, " prompting is answered " and " prompting is dialed " is two buttons newly increased, and wherein, " prompting is answered " is for the two-layer information of notification controller, one deck information is that user will answer opposite end incoming call, and another layer of information will send information of voice prompt to opposite end when call is set up.Equally, " prompting is dialed " dials opposite end phone for notification controller, and accepts in opposite end to send information of voice prompt to opposite end when voice channel is set up in call.When these two buttons are pressed, controller just can receive the vehicle-mounted hint instructions sent by this button, and after Path Setup, perform the flow process shown in Fig. 3.
Optionally, " prompting is answered " and " prompting is dialed " these two buttons, also can arrange wherein any one; Such as, only " prompting is answered " button is set, now user only may wants the prompting when answering opposite end phone opposite end is current to be in on-vehicle Bluetooth pattern; Or, only " prompting is dialed " button is set, now user only may wants the prompting when dialing opposite end phone opposite end is current to be in on-vehicle Bluetooth pattern.After have selected these buttons; phone is when connecting, and information of voice prompt such as " current talking is in vehicle Bluetooth hand-free system pattern " will be heard in opposite end first, through prompting; opposite end can adjust the content, the tone etc. of call, thus protects privacy user and opposite end conversed.
In yet another embodiment, information of voice prompt is being sent to mobile terminal by on-vehicle Bluetooth module by on-vehicle Bluetooth system, and when being sent to opposite end by mobile terminal, can stop the outer playing function of the voice of local terminal and phonetic incepting function.Such as shown in Figure 5, after call is set up, first controller can notify coding/decoding module, coding/decoding module is made to cut off itself and the outer path between playing function and phonetic incepting function of voice, stopping the outer playing function of voice can not be heard making the voice of opposite end by people in car, stopping phonetic incepting function can not be received making the speech of people in car by opposite end; Then information of voice prompt is sent to coding/decoding module by controller again, and information of voice prompt is sent to on-vehicle Bluetooth module, by on-vehicle Bluetooth module transfer to user mobile phone until opposite end by instruction coding/decoding module.At the end of information of voice prompt is play by opposite end, coding/decoding module recovers the outer playing function of voice and the phonetic incepting function of local terminal again, carries out putting outside normal voice and receiving.
Above-mentioned the mode of outer for the voice of local terminal playing function and phonetic incepting function stop can be ensured opposite end effectively answering information of voice prompt, and can more effective protection to converse privacy.Such as, suppose when call is set up, although at once play voice message, still likely opposite end too impatient to wait start speech, if the outer playing function of the voice of local terminal is not stopped, privacy may be caused to expose; In addition, for local terminal, if the phonetic incepting function of local terminal is not stopped, so information of voice prompt not only may be heard in opposite end, also may hear the brouhaha in local terminal car, and even this brouhaha have impact on the audibility of opposite end to information of voice prompt.Therefore, above-mentioned functions being stopped to a certain extent can more effective protection privacy.
In yet another embodiment, in order to realize above-mentioned same effect, the mode shown in Fig. 6 can also be adopted, when information of voice prompt is sent to mobile terminal by on-vehicle Bluetooth module, on-vehicle Bluetooth system can stop the phonetic incepting function of local terminal, and play described information of voice prompt by the outer playing function of voice, and recover the phonetic incepting function of local terminal at the end of described information of voice prompt is play.That is; opposite end is while listening to information of voice prompt; people in local terminal car also can listen to this information of voice prompt simultaneously; simultaneously because the broadcasting of local terminal to information of voice prompt occupies the outer amplification module of voice; even if opposite end speech also can not be listened to by local terminal, the effect of protection privacy can be played.
In order to realize above-mentioned on-vehicle Bluetooth call method, the embodiment of the present application additionally provides a kind of on-vehicle Bluetooth communicator, and this device is arranged in on-vehicle Bluetooth system, makes on-vehicle Bluetooth system can perform above-mentioned on-vehicle Bluetooth call method.As shown in Figure 7, this device can comprise: data obtaining module 71 and voice sending module 72; Wherein,
Data obtaining module 71, sets up information for obtaining call, and described call is set up information and set up voice channel for the communicating terminal and opposite end representing local terminal Bluetooth pairing;
Voice sending module 72, for information of voice prompt is sent to described communicating terminal by on-vehicle Bluetooth module, to make described communicating terminal, by described voice channel, information of voice prompt is sent to opposite end, described information of voice prompt is in on-vehicle Bluetooth call mode for pointing out opposite end local terminal.
Further, as shown in Figure 8, this device can also comprise: command reception module 73 and speech control module 74;
Command reception module 73, for receiving vehicle-mounted hint instructions, described vehicle-mounted hint instructions is used to indicate and sends information of voice prompt to opposite end.Such as, when button is answered in user's prompting pressed in on-vehicle Bluetooth terminal, can think that on-vehicle Bluetooth system have received vehicle-mounted hint instructions.
Speech control module 74, for when information of voice prompt is sent to communicating terminal by on-vehicle Bluetooth module by described voice sending module, stop the outer playing function of the voice of local terminal and phonetic incepting function, and the outer playing function of the voice recovering described local terminal at the end of information of voice prompt is play by opposite end and phonetic incepting function.
Or, speech control module 74, for when information of voice prompt is sent to communicating terminal by on-vehicle Bluetooth module by described voice sending module, stop the phonetic incepting function of local terminal, and play described information of voice prompt by the outer playing function of voice, and recover the phonetic incepting function of local terminal at the end of described information of voice prompt is play.The outer playing function of voice of above-mentioned stopping local terminal and the mode of phonetic incepting function; more will effectively can ensure that opposite end hears information of voice prompt clearly; and the vehicle-mounted conversation content of local terminal can not be heard by opposite end, local terminal also can not hear the speech of opposite end, improves privacy protection function further.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (10)
1. an on-vehicle Bluetooth call method, is characterized in that, comprising:
Obtain call and set up information, described call is set up information and is set up voice channel for the communicating terminal and opposite end representing local terminal Bluetooth pairing;
Information of voice prompt is sent to described communicating terminal by on-vehicle Bluetooth module, to make described communicating terminal, by described voice channel, information of voice prompt is sent to opposite end, described information of voice prompt is in on-vehicle Bluetooth call mode for pointing out opposite end local terminal.
2. method according to claim 1, is characterized in that, information is set up in described acquisition call, comprising: obtain the information that described communicating terminal accepts the call request of opposite end, or, obtain the information that opposite end accepts the call request of described communicating terminal.
3. method according to claim 1, is characterized in that, described information of voice prompt is sent to described communicating terminal by on-vehicle Bluetooth module, also comprises before:
Receive vehicle-mounted hint instructions, described vehicle-mounted hint instructions is used to indicate and sends information of voice prompt to opposite end.
4. method according to claim 3, is characterized in that, the vehicle-mounted hint instructions of described reception, comprising: receive the vehicle-mounted hint instructions sent by logical button.
5. method according to claim 1, is characterized in that, also comprises:
When information of voice prompt is sent to described communicating terminal by on-vehicle Bluetooth module, stop the outer playing function of the voice of local terminal and phonetic incepting function, and the outer playing function of the voice recovering described local terminal at the end of described information of voice prompt is play by opposite end and phonetic incepting function.
6. method according to claim 1, is characterized in that, also comprises:
When information of voice prompt is sent to described communicating terminal by on-vehicle Bluetooth module, stop the phonetic incepting function of local terminal, and play described information of voice prompt by the outer playing function of voice, and recover the phonetic incepting function of local terminal at the end of described information of voice prompt is play.
7. an on-vehicle Bluetooth communicator, is characterized in that, comprising:
Data obtaining module, sets up information for obtaining call, and described call is set up information and set up voice channel for the communicating terminal and opposite end representing local terminal Bluetooth pairing;
Voice sending module, for information of voice prompt is sent to described communicating terminal by on-vehicle Bluetooth module, to make described communicating terminal, by described voice channel, information of voice prompt is sent to opposite end, described information of voice prompt is in on-vehicle Bluetooth call mode for pointing out opposite end local terminal.
8. device according to claim 7, is characterized in that, also comprises:
Command reception module, for receiving vehicle-mounted hint instructions, described vehicle-mounted hint instructions is used to indicate and sends information of voice prompt to opposite end.
9. device according to claim 7, is characterized in that, also comprises:
Speech control module, for when information of voice prompt is sent to communicating terminal by on-vehicle Bluetooth module by described voice sending module, stop the outer playing function of the voice of local terminal and phonetic incepting function, and the outer playing function of the voice recovering described local terminal at the end of information of voice prompt is play by opposite end and phonetic incepting function.
10. device according to claim 7, is characterized in that, also comprises:
Speech control module, for when information of voice prompt is sent to communicating terminal by on-vehicle Bluetooth module by described voice sending module, stop the phonetic incepting function of local terminal, and play described information of voice prompt by the outer playing function of voice, and recover the phonetic incepting function of local terminal at the end of described information of voice prompt is play.
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| CN106941514A (en) * | 2017-01-22 | 2017-07-11 | 斑马信息科技有限公司 | Communication control method, communication control unit, mobile unit and transport facility |
| CN109733293A (en) * | 2018-12-14 | 2019-05-10 | 江苏辰汉电子科技有限公司 | A kind of novel on-vehicle intelligent end device for supporting speech recognition |
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| CN104602181B (en) | 2018-02-09 |
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Address after: Room 301-1, Room 301-3, Area B2, Animation Building, No. 126 Animation Road, Zhongxin Eco-city, Tianjin Binhai New Area, Tianjin Patentee after: LE SHI ZHI XIN ELECTRONIC TECHNOLOGY (TIANJIN) Ltd. Address before: 300453 Tianjin Binhai New Area, Tianjin Eco-city, No. 126 Animation and Animation Center Road, Area B1, Second Floor 201-427 Patentee before: Xinle Visual Intelligent Electronic Technology (Tianjin) Co.,Ltd. Address after: 300453 Tianjin Binhai New Area, Tianjin Eco-city, No. 126 Animation and Animation Center Road, Area B1, Second Floor 201-427 Patentee after: Xinle Visual Intelligent Electronic Technology (Tianjin) Co.,Ltd. Address before: 300467 Tianjin Binhai New Area, ecological city, animation Middle Road, building, No. two, B1 District, 201-427 Patentee before: LE SHI ZHI XIN ELECTRONIC TECHNOLOGY (TIANJIN) Ltd. |
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| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20210201 Granted publication date: 20180209 |