CN104660782A - Method and device for controlling audio output - Google Patents
Method and device for controlling audio output Download PDFInfo
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- CN104660782A CN104660782A CN201310581046.2A CN201310581046A CN104660782A CN 104660782 A CN104660782 A CN 104660782A CN 201310581046 A CN201310581046 A CN 201310581046A CN 104660782 A CN104660782 A CN 104660782A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
- H04M1/6041—Portable telephones adapted for handsfree use
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/13—Acoustic transducers and sound field adaptation in vehicles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Circuit For Audible Band Transducer (AREA)
- Telephone Function (AREA)
Abstract
The invention discloses a method and a device for controlling audio output. The method comprises the following steps: comparing a first reference parameter with a second reference parameter to determine whether the quantity of people in a fixed space varies or not, wherein the reference parameters are used for indicating the quantity of people in the fixed space; and under the situation that the quantity of people in the fixed space varies, adjusting an audio output way. The reference parameters indicating the quantity of people in the fixed space are compared to determine whether the quantity of people in the fixed space varies or not, and the audio output way is adjusted according to the variation situation, so that the privacy of a user is protected, and the problem that the personal privacy is under threat when the user uses a vehicle-mounting mode since a method for adaptively adjusting the vehicle-mounting mode according to the current quantity of people in a vehicle is unavailable in the prior art.
Description
Technical field
The present invention relates to communication field, particularly relate to a kind of method and the device that control audio frequency output.
Background technology
Current mobile terminal become people life in a part, can easily with other people communication, but under special scene, (as when driving) is if had telephone access, and may cause safety problem.Vehicle-mounted pattern is now arisen at the historic moment, in fixed space, namely just can be carried out the operation of phone and information by Voice command.
Although vehicle-mounted pattern can receive calls easily and receive transmission information operating, current vehicle-mounted pattern to individual privacy protection not, report and phone is all hands-free mode by the information content, and all personnel by bus in car can hear content.
Do not have in prior art a kind of can according to current number of people in car the method for the vehicle-mounted pattern of self-adaptative adjustment, cause user use vehicle-mounted pattern time, individual privacy is on the hazard.
Summary of the invention
The invention provides a kind of method and the device that control audio frequency output, in order to solve in prior art do not have a kind of can according to current number of people in car the method for the vehicle-mounted pattern of self-adaptative adjustment, cause user when using vehicle-mounted pattern, the problem that individual privacy is on the hazard.
For solving the problems of the technologies described above, on the one hand, the invention provides a kind of method controlling audio frequency and export, comprise: compare the first basic parameter and the second basic parameter, to determine in fixed space, whether personnel amount changes, wherein, described basic parameter is used to indicate the personnel amount in described fixed space; Personnel amount in described fixed space changes, the mode that adjustment audio frequency exports.
Further, described basic parameter at least comprises one of following: the pressure information of personnel's seat in the acoustic information of personnel, described fixed space in the image information of personnel, described fixed space in described fixed space.
Further, the personnel amount in described fixed space changes, the mode that adjustment audio frequency exports comprises: the acoustic information being gathered personnel in described fixed space by MIC; Described acoustic information show become a people from many people in described fixed space time, by audio frequency export mode become speaker mode by handset mode; Described acoustic information show become many people from a people in described fixed space time, by audio frequency export mode become handset mode by speaker mode.
Further, the personnel amount in described fixed space changes, the mode that adjustment audio frequency exports comprises: by the image information of personnel in fixed space described in camera collection; When becoming a people from many people in fixed space described in described image information display, the mode that audio frequency exports is become speaker mode by handset mode; When becoming many people from a people in fixed space described in described image information display, the mode that audio frequency exports is become handset mode by speaker mode.
Further, the personnel amount in described fixed space changes, the mode that adjustment audio frequency exports comprises: the pressure information being gathered seat in described fixed space by pressure sensor; Described pressure information show become a people from many people in described fixed space time, by audio frequency export mode become speaker mode by handset mode; Described pressure information show become many people from a people in described fixed space time, by audio frequency export mode become handset mode by speaker mode.
On the other hand, the present invention also provides a kind of device controlling audio frequency and export, and comprising: determination module, relatively the first basic parameter and the second basic parameter, to determine in fixed space, whether personnel amount changes, wherein, described basic parameter is used to indicate the personnel amount in described fixed space; Dynamic control module, when changing for the personnel amount in described fixed space, the mode that adjustment audio frequency exports.
Further, said apparatus also comprises: digital sampling and processing, for gathering described basic parameter, and carries out analyzing and processing to described basic parameter.
Further, when being gathered the acoustic information of personnel in described fixed space by MIC, described Dynamic control module, also for show at described acoustic information become a people from many people in described fixed space time, by audio frequency export mode become speaker mode by handset mode; Described acoustic information show become many people from a people in described fixed space time, by audio frequency export mode become handset mode by speaker mode.
Further, when the image information by personnel in fixed space described in camera collection, described Dynamic control module, time also for becoming a people from many people in fixed space described in described image information display, becomes the mode that audio frequency exports into speaker mode by handset mode; When becoming many people from a people in fixed space described in described image information display, the mode that audio frequency exports is become handset mode by speaker mode.
Further, when being gathered the pressure information of seat in described fixed space by pressure sensor, described Dynamic control module, also for show at described pressure information become a people from many people in described fixed space time, by audio frequency export mode become speaker mode by handset mode; Described pressure information show become many people from a people in described fixed space time, by audio frequency export mode become handset mode by speaker mode.
The present invention is by comparing the basic parameter of the personnel amount in instruction fixed space; determine in fixed space, whether personnel amount there occurs change; according to the mode that situation of change adjustment audio frequency exports; protect the privacy of user; solve in prior art do not have a kind of can according to current number of people in car the method for the vehicle-mounted pattern of self-adaptative adjustment; cause user when using vehicle-mounted pattern, the problem that individual privacy is on the hazard.
Accompanying drawing explanation
Fig. 1 is the flow chart controlling the method that audio frequency exports in the embodiment of the present invention;
Fig. 2 is the structural representation controlling the device that audio frequency exports in the embodiment of the present invention;
Fig. 3 is the preferred structure schematic diagram controlling the device that audio frequency exports in the embodiment of the present invention;
Fig. 4 is method one flow chart of situation in detection of dynamic car in the preferred embodiment of the present invention;
Fig. 5 is the method two flow chart of situation in detection of dynamic car in the preferred embodiment of the present invention;
Fig. 6 is method three flow chart of situation in detection of dynamic car in the preferred embodiment of the present invention;
Fig. 7 is the preferred structure schematic diagram controlling the device that audio frequency exports in the preferred embodiment of the present invention.
Embodiment
In order to solve in prior art do not have a kind of can according to current number of people in car the method for the vehicle-mounted pattern of self-adaptative adjustment, cause user when using vehicle-mounted pattern, the problem that individual privacy is on the hazard, the invention provides a kind of method and the device that control audio frequency output, below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, do not limit the present invention.
Embodiments provide a kind of method controlling audio frequency and export, its flow process as shown in Figure 1, comprises step S102 to step S104:
S102, compares the first basic parameter and the second basic parameter, and to determine in fixed space, whether personnel amount changes, wherein, basic parameter is used to indicate the personnel amount in fixed space.
Above-mentioned fixed space can be small indoor office, also can be the car of vehicle, the region that embodiment of the present invention preferable space is less, and such accuracy rate is higher, and applicability is better, the car of such as vehicle.The first above-mentioned basic parameter and the second basic parameter can be adjacent two basic parameters in continuous two collection period, also can be that one of them basic parameter is set to preset reference parameter, be used for the basis compared, then another basic parameter is the basic parameter collected.
When realizing, if adjacent two basic parameters are compared, judge the situation of change of number of people in car, then can be pre-set in car from fewer in number become number more time, the audio frequency way of output is become handset mode from speaker mode, when number reduces basic quantity, the audio frequency way of output is also become speaker mode from handset mode, now, compares the basic parameter in previous collection period, if there occurs change, then correspond to the mode that change adjustment audio frequency exports.If be provided with a default basic parameter, then the parameter collected is compared with it.
S104, the personnel amount in fixed space changes, the mode that adjustment audio frequency exports.
The embodiment of the present invention is by comparing the basic parameter of the personnel amount in instruction fixed space; determine in fixed space, whether personnel amount there occurs change; according to the mode that situation of change adjustment audio frequency exports; protect the privacy of user; solve in prior art do not have a kind of can according to current number of people in car the method for the vehicle-mounted pattern of self-adaptative adjustment; cause user when using vehicle-mounted pattern, the problem that individual privacy is on the hazard.
During specific implementation, basic parameter can be one or more, such as, in fixed space in the image information of personnel, fixed space in the acoustic information of personnel, fixed space personnel's seat pressure information in one, also can be its multiple combination.Such as, if be provided with a default basic parameter, and this basic parameter is the pressure information of personnel's seat, then the pressure information collected and the pressure information preset are compared, if the pressure information collected exceedes the certain threshold value of default pressure information, then determine in car, to there occurs number change, now, send control information to mobile terminal, to control the mode that audio frequency exports.Those skilled in the art, according to above-mentioned record, can know the implementation process of other alternative, repeat no more herein.
The above-mentioned three kinds of reference informations enumerated for the present embodiment are below described, below for personnel amount in fixed space change, the process of the mode that adjustment audio frequency exports:
(1) if basic parameter is acoustic information, then the acoustic information of personnel in fixed space can be gathered by MIC; When namely becoming a people from many people in acoustic information display fixed space, the mode that audio frequency exports is become speaker mode by handset mode; When becoming many people from a people in acoustic information display fixed space, the mode that audio frequency exports is become handset mode by speaker mode.
(2) if basic parameter is image information, then can by the image information of personnel in camera collection fixed space; When namely becoming a people from many people in image information display fixed space, the mode that audio frequency exports is become speaker mode by handset mode; When becoming many people from a people in image information display fixed space, the mode that audio frequency exports is become handset mode by speaker mode.
(3) if basic parameter is the pressure information of seat, then the pressure information of seat in fixed space can be gathered by pressure sensor; When namely becoming a people from many people in pressure information display fixed space, the mode that audio frequency exports is become speaker mode by handset mode; When becoming many people from a people in pressure information display fixed space, the mode that audio frequency exports is become handset mode by speaker mode.
The embodiment of the present invention additionally provides a kind of device controlling audio frequency and export, the structural representation of this device as shown in Figure 2, comprise: determination module 10, according to the situation of change of the basic parameter collected in adjacent two collection period, determine in fixed space, whether personnel amount changes, wherein, basic parameter is used to indicate the personnel amount in fixed space; Dynamic control module 20, is coupled with determination module 10, when changing for the personnel amount in fixed space, and the mode that adjustment audio frequency exports.
Fig. 3 shows the preferred structure schematic diagram of said apparatus, also comprises: digital sampling and processing 30, is coupled with determination module 10, for gathering basic parameter, and carries out analyzing and processing to basic parameter.
In implementation process, when gathering the acoustic information of personnel in fixed space by MIC, Dynamic control module 20, time also for becoming a people from many people in acoustic information display fixed space, becomes the mode that audio frequency exports into speaker mode by handset mode; When becoming many people from a people in acoustic information display fixed space, the mode that audio frequency exports is become handset mode by speaker mode.
When the image information by personnel in camera collection fixed space, Dynamic control module 20, time also for becoming a people from many people in image information display fixed space, becomes the mode that audio frequency exports into speaker mode by handset mode; When becoming many people from a people in image information display fixed space, the mode that audio frequency exports is become handset mode by speaker mode.
When gathering the pressure information of seat in fixed space by pressure sensor, Dynamic control module 20, time also for becoming a people from many people in pressure information display fixed space, becomes the mode that audio frequency exports into speaker mode by handset mode; When becoming many people from a people in pressure information display fixed space, the mode that audio frequency exports is become handset mode by speaker mode.
Preferred embodiment
The method and apparatus that under a kind of vehicle-mounted pattern of this preferred embodiment proposition, Dynamic controlling audio frequency exports; this device arranges in the terminal by this preferred embodiment; certainly; this device can also be manufactured separately; by data wire, wireless network or cellular network etc. this device and mobile terminal connected and carry out Dynamic controlling, be intended to protect individual privacy according to situation in car to vehicle-mounted pattern Dynamic controlling.
Control the device that audio frequency exports under the vehicle-mounted pattern that the preferred embodiment of the present invention provides, comprising:
Digital sampling and processing, for carrying out data acquisition and processing (DAP) with intelligent sensor in car; Or, for gathering personnel's sound and audio data analysis process by bus; Or, for gathering personnel's image and analysis of image data process by bus.
Determination module, for determining whether the data of digital sampling and processing collection change;
Dynamic control module, receives the result that determination module is determined, opens or close privacy of user defencive function according to internal logic algorithm.Mute speaker pattern during unlatching privacy of user defencive function, the report of phone or information is transmitted by the mode of bluetooth earphone.
The method that the control audio frequency that the present embodiment provides exports, can realize different sampling and processing processes according to the difference of its basic parameter, comprise the one in following multiple method, or the combination of multiple method:
According to the sensing data gathered, method one: seat pressure sensor communication in mobile terminal and car, judges that copilot and back seat pressure change, sends to Dynamic control module process when number changes.
Method two: mobile terminal, by the sound of the personnel that ride in MIC collecting cart, is analyzed by sound spectrum, if send to Dynamic control module process when number changes.
Method three: mobile terminal passes through the image of personnel by bus in camera collecting cart, if send to Dynamic control module process when number changes.
Said method and device control the opening and closing of vehicle-mounted mode user privacy protection function by the change tread of collecting cart environment, well protect the privacy of user, are further described below in conjunction with accompanying drawing to above-mentioned implementation method.
Fig. 4 to show in the preferred embodiment for the present invention method one flow chart of situation in detection of dynamic car in the terminal, and this flow process comprises the following steps:
Step S410, opens the vehicle-mounted pattern of Dynamic controlling secret protection.
Step S411, mobile terminal is connected with the intelligent sensor in car automatically.Mobile terminal can be connected by wireless technologys such as WLAN with intelligent sensor, in the vehicle-mounted pattern of mobile terminal, need the WLAN password arranging intelligent sensor in advance, and this password can obtain from automobile intelligent transducer specification.
Step S412, the pressure data of the collection seat of mobile terminal period.
Step S413, mobile terminal carries out Treatment Analysis to the pressure data gathered.
Step S414, if judge have number to change in car according to pressure, reports to Dynamic control module.
Step S415, Dynamic control module is opened or is closed privacy of user defencive function.
Fig. 5 to show in the preferred embodiment for the present invention method two flow chart of situation in detection of dynamic car in the terminal, and this flow process comprises the following steps:
Step S520, opens the vehicle-mounted pattern of Dynamic controlling secret protection.
Step S521, mobile terminal opens camera automatically.
Step S522, the image in the collection car of mobile terminal period.
Step S523, carries out Treatment Analysis to the view data gathered.
Step S524, if judge have number to change in car according to image face recognition technology, reports to Dynamic control module.
Step S525, Dynamic control module is opened or is closed privacy of user defencive function.
Fig. 6 to show in the preferred embodiment for the present invention method three flow chart of situation in detection of dynamic car in the terminal, and this flow process comprises the following steps:
Step S630, opens the vehicle-mounted pattern of Dynamic controlling secret protection.
Step S631, mobile terminal opens MIC automatically.
Step S632, mobile terminal period gathers the sound in car.
Step S633, carries out Treatment Analysis to the voice data gathered.
Step S634, has number to change if analyzed in car according to sound spectrum, reports to Dynamic control module.
Step S635, Dynamic control module is opened or is closed privacy of user defencive function.
The digital sampling and processing of above-mentioned mobile terminal inside has also been carried out Further Division by the present embodiment, is divided into different modules for difference in functionality, and Fig. 7 shows the preferred structure schematic diagram of said apparatus:
Sensor data acquisition processing module, for being connected with intelligent pressure sensor in car, obtains pressure data, if there is the change of number to report Dynamic control module;
Voice data acquisition processing module, analyzes sound spectrum, if there is the change of number to report Dynamic control module for the sound that gathers in car;
Image data acquiring processing module, for gathering image in car and analysis of image data, if there is the change of number to report Dynamic control module;
Whether determination module, for receiving the data from sensor data acquisition processing module, voice data acquisition processing module and image data acquiring processing module, and change according to its data determination number;
Dynamic control module, according to the algorithm of inside, increases if the data results received is number, as long as there is a module to report these data just to make the behavior of opening privacy of user defencive function; Reduce if the data results received is number, must three modules all report these data then to close privacy of user defencive function.
In embodiments of the present invention, according to the change of environment inside car, as vehicle-mounted patterns of factor Dynamic controlling such as image change in copilot or the change of back seat pressure, sound variation, car, protect individual privacy to greatest extent; Close hands-free mode when opening privacy of user defencive function, the report of phone or information is transmitted by the mode of bluetooth earphone, and processing procedure completes automatically, does not need manual control.From implementation result, the present invention protects the problem of individual privacy under preferably resolving vehicle-mounted pattern.
Although be example object, disclose the preferred embodiments of the present invention, it is also possible for those skilled in the art will recognize various improvement, increase and replacement, and therefore, scope of the present invention should be not limited to above-described embodiment.
Claims (10)
1. control the method that audio frequency exports, it is characterized in that, comprising:
Relatively the first basic parameter and the second basic parameter, to determine in fixed space, whether personnel amount changes, wherein, described basic parameter is used to indicate the personnel amount in described fixed space;
Personnel amount in described fixed space changes, the mode that adjustment audio frequency exports.
2. the method for claim 1, is characterized in that,
Described basic parameter at least comprises one of following: the pressure information of personnel's seat in the acoustic information of personnel, described fixed space in the image information of personnel, described fixed space in described fixed space.
3. the method for claim 1, is characterized in that, the personnel amount in described fixed space changes, the mode that adjustment audio frequency exports comprises:
The acoustic information of personnel in described fixed space is gathered by MIC;
Described acoustic information show become a people from many people in described fixed space time, by audio frequency export mode become speaker mode by handset mode;
Described acoustic information show become many people from a people in described fixed space time, by audio frequency export mode become handset mode by speaker mode.
4. the method for claim 1, is characterized in that, the personnel amount in described fixed space changes, the mode that adjustment audio frequency exports comprises:
By the image information of personnel in fixed space described in camera collection;
When becoming a people from many people in fixed space described in described image information display, the mode that audio frequency exports is become speaker mode by handset mode;
When becoming many people from a people in fixed space described in described image information display, the mode that audio frequency exports is become handset mode by speaker mode.
5. the method according to any one of Claims 1-4, is characterized in that, the personnel amount in described fixed space changes, the mode that adjustment audio frequency exports comprises:
The pressure information of seat in described fixed space is gathered by pressure sensor;
Described pressure information show become a people from many people in described fixed space time, by audio frequency export mode become speaker mode by handset mode;
Described pressure information show become many people from a people in described fixed space time, by audio frequency export mode become handset mode by speaker mode.
6. control the device that audio frequency exports, it is characterized in that, comprising:
Determination module, compares the first basic parameter and the second basic parameter, and to determine in fixed space, whether personnel amount changes, wherein, described basic parameter is used to indicate the personnel amount in described fixed space;
Dynamic control module, when changing for the personnel amount in described fixed space, the mode that adjustment audio frequency exports.
7. device as claimed in claim 6, is characterized in that, also comprise:
Digital sampling and processing, for gathering described basic parameter, and carries out analyzing and processing to described basic parameter.
8. device as claimed in claims 6 or 7, is characterized in that, when being gathered the acoustic information of personnel in described fixed space by MIC,
Described Dynamic control module, also for show at described acoustic information become a people from many people in described fixed space time, by audio frequency export mode become speaker mode by handset mode; Described acoustic information show become many people from a people in described fixed space time, by audio frequency export mode become handset mode by speaker mode.
9. device as claimed in claims 6 or 7, is characterized in that, when the image information by personnel in fixed space described in camera collection,
Described Dynamic control module, time also for becoming a people from many people in fixed space described in described image information display, becomes the mode that audio frequency exports into speaker mode by handset mode; When becoming many people from a people in fixed space described in described image information display, the mode that audio frequency exports is become handset mode by speaker mode.
10. device as claimed in claims 6 or 7, is characterized in that, when being gathered the pressure information of seat in described fixed space by pressure sensor,
Described Dynamic control module, also for show at described pressure information become a people from many people in described fixed space time, by audio frequency export mode become speaker mode by handset mode; Described pressure information show become many people from a people in described fixed space time, by audio frequency export mode become handset mode by speaker mode.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310581046.2A CN104660782A (en) | 2013-11-18 | 2013-11-18 | Method and device for controlling audio output |
| PCT/CN2014/075355 WO2014183517A1 (en) | 2013-11-18 | 2014-04-15 | Method and apparatus for controlling audio output |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310581046.2A CN104660782A (en) | 2013-11-18 | 2013-11-18 | Method and device for controlling audio output |
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| CN104660782A true CN104660782A (en) | 2015-05-27 |
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| CN201310581046.2A Pending CN104660782A (en) | 2013-11-18 | 2013-11-18 | Method and device for controlling audio output |
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| WO (1) | WO2014183517A1 (en) |
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