CN103049186A - Electronic device with sound control button function and sound control button method - Google Patents
Electronic device with sound control button function and sound control button method Download PDFInfo
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- CN103049186A CN103049186A CN201210358730XA CN201210358730A CN103049186A CN 103049186 A CN103049186 A CN 103049186A CN 201210358730X A CN201210358730X A CN 201210358730XA CN 201210358730 A CN201210358730 A CN 201210358730A CN 103049186 A CN103049186 A CN 103049186A
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Abstract
The invention discloses an electronic device with a sound control button function and a sound control button method. The electronic device with the sound control button function comprises a touch screen, a microphone, a storage unit and a master control module, the touch screen is used for responding user touch to generate a touch signal, the microphone is used for collecting sound, the storage unit is used for storing a plurality of sound sample values and a corresponding relation table of sound samples and button values, and the mater control module is connected with the touch screen, the microphone and the storage unit and used for responding user operation to switch the electronic device into a waiting button mode. The mater control module judges that volume of the sound collected by the microphone is in a predetermined threshold range and judges that when the touch screen does not generate the touch signal and the sound collected by the microphone is consistent with a sound sample in the storage unit, a button value corresponding to the sound sample is determined according to the corresponding relation table of the sound samples and the button values, and corresponding button operation is executed.
Description
Technical field
The present invention relates to a kind of electronic installation, particularly a kind of electronic installation and acoustic control press key method with acoustic control press key function.
Background technology
Traditional electronic devices realizes that the key-press input function has dual mode, and a kind of is the physical button mode, and another kind is the touch controlled key mode.The physical button mode is comprised of key body, light-conducting system, back light system, has complex structural designs, volume is large, cost is high shortcoming; The touch controlled key mode is by contactor control device or touch screen, and the touch-control chip is realized.The common touch controlled key scheme of various electronic installations that comprises in recent years hand-held mobile terminal normally realizes by touch screen, it realizes being divided into again dual mode, the one, touch controlled key is made on the touch screen outside the display screen visible area, this mode need to be printed the button silk-screen in the key area on touch screen usually, and be aided with the illumination that light-conducting system, back light system are realized button, have implementation complexity, volume is large, cost is high shortcoming; Another kind of mode is that touch controlled key is made on the touch screen within the display screen visible area with the form of soft-key button, namely at the icon that shows the screen display virtual key, by realizing this keypress function by the relevant position on the touch screen, this mode does not need physical button and key-press backlight illumination, but taken the part visible area of display screen, in fact take the resolution of having sacrificed display screen as cost realizes needed keypress function, the user who has reduced display screen experiences.
In recent years, the voice speech recognition technology is obtained marked improvement, begins to be applied on the various electronic installations that comprise hand-held mobile terminal and replaces the part keypress function.The existing voice recognition technology mainly is that people's voice are transformed into text or order by identification and understanding process, it mainly solves is the problems such as ambiguity, linguistic context differentiation of identification, voice messaging amount, voice to natural language, usually needs huge local or networking cloud database (speech recognition engine) and powerful calculation process ability to support; On some portable terminal, used speech recognition technology; a kind of mode as literal input and man-machine control interface; and partly substitute the function of physical button in some application scenarios; but existing phonetic entry mode needs the user to send accurate voice to improve phonetic recognization rate, is difficult to effectively protection individual privacy.The voice speech recognition technology inevitably have above-mentioned realization complicated, take a large amount of memory headrooms and software resource, need networking cloud database, recognition time is long, discrimination is low, cost is high, privacy is poor shortcoming.
In sum, comprise that at present the button implementation on the various electronic installations of hand-held mobile terminal has above-mentioned various shortcoming.
Summary of the invention
In view of this, the objective of the invention is to improve for the button implementation on the existing electronic installation, a kind of electronic installation and acoustic control press key method with acoustic control press key function is provided, need not to take a large amount of memory headrooms and software resource, resolution height and cost are low.
A kind of electronic installation with acoustic control press key function provided by the invention, comprise touch screen and microphone, described touch screen is used for response user's touch and produces corresponding touch signal, described microphone is used for gathering sound and the sound that gathers is converted into analog electrical signal, and this electronic installation also comprises:
Storage unit, described cell stores has a plurality of sample sound values and at least one sample sound and key assignments mapping table, wherein, this sample sound and key assignments mapping table have defined the corresponding relation of a plurality of sample sounds and key assignments, wherein, the sound that this sample sound is corresponding comprises: finger tapping, press or the sound that sends on the surface, non-effective touch area of the electronic installation that slides.
Main control module, described main control module and described touch screen, microphone and storage unit all connect, the operation that described main control module is used for the response user switches to the button pattern of waiting for electronic installation, and when electronic installation is in wait button pattern, receive the analog electrical signal of microphone generating, the analog electrical signal of microphone transmission is carried out after certain digitized processing obtains corresponding digital audio and video signals, judge that according to this digital audio and video signals this wave volume is whether in a predetermined threshold range, if, then main control module continues to judge this moment, whether touch screen had touch signal to produce, if do not have, then further judge according to this digital audio and video signals whether the sound that this microphone gathers is consistent with a certain sample sound of storage unit, when main control module judges that sound that this microphone gathers is consistent with a certain sample sound in this sample sound and the key assignments mapping table, determine the corresponding key assignments of this sample sound according to this sample sound and key assignments mapping table, and carry out corresponding button operation.
When this main control module judges that wave volume is outside a threshold range of being scheduled to, perhaps in the analog electrical signal that receives the microphone transmission, receive the touch signal of touch screen, judge that perhaps sound that this microphone gathers is not stored in arbitrary sample sound in the storage unit when consistent with described, then this main control module determines that the sound that this microphone gathers is noise or invalid sound, and does not process.
The described sample sound that is stored in the storage unit is the sound of digital audio and video signals form, after the analog electrical signal that described main control module transmits microphone converts digital audio and video signals to, digital audio and video signals after relatively should changing and the sample sound of those digital audio and video signals forms, and judge when both are identical, judge that the sound of microphone collection is consistent with this sample sound.
The described sample sound that is stored in the storage unit can be when dispatching from the factory be pre-stored in the storage chip or by the various sample sounds of the various key assignments of User Defined by manufacturer's various sample sounds that each button value is corresponding, and is stored in this sample sound and the key assignments mapping table.
Described sample sound comprises with the corresponding relation of key assignments: corresponding Menu key of short punch; Two corresponding homepage keys of double hit; The corresponding return key of paddling sound; The corresponding search key of finger presses and release sound.
Described storage unit is built-in storage unit or the external storage unit of electronic installation.
Described electronic installation is a kind of in mobile phone with touch screen, notebook computer, panel computer, digital camera, the electronic reader.
The present invention also provides a kind of acoustic control press key method, may further comprise the steps:
Response user's operation is controlled an electronic installation and is under the wait button pattern;
Start microphone detecting real-time ambient sound, and the sound of the analog electrical signal form of microphone detecting carried out the digitizing conversion and processing obtains corresponding digital audio and video signals;
Judge that according to the digital audio and video signals that is transformed into the wave volume of microphone collection is whether in the threshold range that sets;
In the time of in judging the threshold range that wave volume is setting, continue to judge the current touch screen that whether operating of user;
When judging that the user does not operate touch screen, this sample sound that collects and the sample sound that is stored in a storage unit are contrasted one by one, judge whether this sample sound that collects is consistent with a certain sample sound in this storage unit; And a certain sample sound in this storage unit of the sample sound of determining to collect determines the key assignments that this consistent sample sound is corresponding according to this sample sound with the key assignments mapping table when consistent, and carries out this corresponding key assignments operation.
Electronic installation and acoustic control press key method with acoustic control press key function of the present invention, need not physical button or touch key-press, need not to provide light-conducting system and the back light system of illumination functions to button, and the sound that only needs existing microphone on the multiplexing electronic installation to gather finger is realized the acoustic control press key function, namely save cost, save the space, brought brand-new user to experience to electronic installation again, crypticity is good, practicality simple to operate.
Description of drawings
Fig. 1 is the module rack composition with electronic installation of acoustic control press key function of the present invention;
Fig. 2 be of the present invention be applied in the electronic installation as shown in Figure 1 sample sound and with the synoptic diagram of key assignments mapping table;
Fig. 3 is the workflow diagram of an acoustic control press key of realization of the electronic installation with acoustic control press key function of the present invention.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described.
See also Fig. 1 and Fig. 2, Fig. 1 is the module rack composition with electronic installation 100 of acoustic control press key function of the present invention, and this electronic installation 100(with acoustic control press key function is hereinafter referred to as electronic installation 100) comprise storage unit 10, display screen 20, touch screen 30, main control module 40 and microphone 50.Wherein main control module 40 is connected with described storage unit 10, display screen 20, touch screen 30 and microphone 50 respectively.
Described storage unit 10 is used for software and the data of storage electronics 100, in the present embodiment, described storage unit also stores a plurality of sample sound values and at least one sample sound and key assignments mapping table as shown in Figure 2, and this sample sound and key assignments mapping table have defined the corresponding relation of a plurality of sample sounds and key assignments.As shown in Figure 2, wherein, a plurality of sample sounds can corresponding same key assignments, also can be that a sample sound is unique corresponding with a key assignments.For example, as shown in Figure 2, sample sound 1 and sample sound 2 corresponding key assignments 1; Sample sound 3 corresponding key assignments 2.Wherein, the sound that this sample sound is corresponding comprises: finger tapping, press or certain several specific sound that sends on the surface, non-effective touch area of the electronic installation 100 that slides, this sound is via contacting of non-effective touch area part in the shell of user's finger and electronic installation 100 and produce.Wherein, described storage unit 10 can be the built-in storage unit of electronic installation 100, and for example built-in RAM (at random readable memory) also can be external storage unit, such as flash card etc.
The graphic user interface that described display screen 20 is used for the multimedia file such as display video, word or file and comprises icon.The touch that touch screen 30 is used for the response user produces touch signal.This touch screen 30 can cover with display screen 20 on form touch display screen, the area of these touch screen 30 effective touch areas can be in full accord with the display area of display screen 20, also can be greater than the display area of display screen 20.Wherein, in the present embodiment, the surface, non-effective touch area of this electronic installation 100 is the surf zone beyond the touch screen 30.
Described microphone 50 is used for gathering sound, and is translated into analog electrical signal.
Wherein, this main control module 40 switches to the button pattern of waiting for for response user's operation with electronic installation 100.Waiting under the button pattern that near the sound microphone 50 ceaselessly gathers is translated into analog electrical signal, and is transferred to main control module 40.
This main control module 40 is used for analog electrical signal with microphone 50 transmission to carry out certain digitized processing and obtains behind the digital audio and video signals judging that according to this digital audio and video signals this wave volume is whether in a predetermined threshold range, if, then main control module 40 judges this moment, whether touch screen 30 had touch signal to produce, if do not have, judge further that then whether this digital audio and video signals is a certain sample sound in this sample sound and the key assignments mapping table, when main control module 40 judges that this digital audio and video signals is consistent with a certain sample sound in this sample sound and the key assignments mapping table, determine the corresponding key assignments of this sample sound, and carry out corresponding actuation of keys.If it is outer or receiving the touch signal that receives touch screen 30 in the analog electrical signal that microphone 50 transmits at a predetermined threshold range that this main control module 40 is judged wave volumes, perhaps judge when this digital audio and video signals is not consistent with any one sample sound in this sample sound and the key assignments mapping table, then this main control module 40 determines that the sound that this microphone 50 gathers is noise or invalid sound, and does not process.
Wherein, this sample sound that is stored in the storage unit 10 is the sound of digital audio and video signals form, after the analog electrical signal that this main control module 40 transmits according to microphone 50 converts digital audio and video signals to, digital audio and video signals after relatively should changing and the sample sound of those digital audio and video signals forms, and judge when both are identical, judge that the sound of microphone 50 collections is consistent with this sample sound.Wherein, this scheduled frequency range is finger tapping, presses or the residing frequency range of sound that sends on the surface, non-effective touch area of the electronic installation 100 that slides.
Wherein, the above-mentioned preset mode that is stored in the sample sound in the storage unit 10 can have two kinds, one. built-in when dispatching from the factory, namely when electronic installation 100 dispatches from the factory producer various sample sounds that each button value is corresponding be preset in the storage chip 10; Two. learning functionality, that is, the user defines the various sample sounds of various key assignments according to own use habit, and is stored in this sample sound and the key assignments mapping table.
Wherein, this main control module 40 judges by moving an algorithm software that possesses voice recognition and judgement whether the sound of these microphone 50 collections is that this is stored in the sample sound in the storage unit 10.
Wherein, this main control module 40 is the circuit module that one or more process chip form, and this electronic installation 100 is the portable electron devices such as a mobile phone with touch screen 30, notebook computer, panel computer, digital camera, electronic reader.
Fig. 3 is the workflow diagram of an acoustic control press key of realization of electronic installation 100 of the present invention, and its course of work comprises the steps:
Step S301: main control module 40 response users' Operational Control Level device 100 is in to be waited under the button pattern.
Step S302: main control module 40 starts microphone 50 detecting real-time ambient sounds; Here near the sound of microphone 50 gathering incessantly is translated into analog electrical signal, and sends into that main control module 40 carries out modulus digitizing conversion and processing obtains corresponding digital audio and video signals.
Step S303: whether the wave volume that main control module 40 is judged microphone 50 collections according to the digital audio and video signals that is transformed in the threshold range that sets, if so, then carries out next step; If not, execution in step 307 then.
Step S304: main control module 40 is judged the current touch screen 30 that whether operating of user, namely judges whether to receive the touch signal that touch screen 30 produces, and if not, then carries out next step; If so, execution in step S307 then.Wherein, the fundamental purpose of this step is that the erroneous judgement that causes of the sound that produces in order to prevent from operating touch screen is disconnected.
Step S305: main control module 40 contrasts this sample sound that collects and the sample sound that is stored in storage unit 10 one by one, judges whether this sample sound that collects is consistent with a certain sample sound in this storage unit 10.This step is that action is judged in the main identification that software is carried out.
Step S306: when the arbitrary sample sound in main control module 40 these sample sounds that collect of judgement and the storage unit 10 is all inconsistent, execution in step S307; Otherwise this main control module 40 is determined this consistent sample sound, and determines the key assignments that this consistent sample sound is corresponding according to this sample sound with the key assignments mapping table, and carries out this corresponding key assignments operation.
Step S307: main control module 40 determines that the sample sound that this microphone 50 collects is noise or invalid sound, and step is returned step 302 and continued the detecting ambient sound.
The realization of the acoustic control press key of electronic installation 100 of the present invention can be adopted the various software error correction method simultaneously, includes but not limited to: one. set anti-external interference threshold value; Two. the acoustic control press key operation is distinguished with touch screen operation, prevents misoperation; Three. can identify the sound that will judge in conjunction with the dual microphone on the existing portable terminal or a plurality of eliminating noise of microphone technology, to improve discrimination; Four. adopt the corresponding key assignments mode of a plurality of sample sounds to improve the success ratio of identification.
The sample sound that the acoustic control press key of electronic installation 100 of the present invention adopts and the corresponding relation of key assignments can include but are not limited to a following example: one. short punch one: menu (Menu) key; Two. double hit two: homepage (Home) key; Three. paddling sound: return (Back) key; Four. finger presses and release sound: search (Search) key; Above-mentioned English button name of giving an example is called the button title of Google (Google) Android (Android) operating system.Obviously, those sample sounds have other mode, and for example double hit is three, and key assignments corresponding to these sample sounds can be the button title of other any operating systems.
The present invention also can have other various embodiments, for example electronic installation can adopt more than one microphone to carry out the voice recognition button, the complementary type button implementation that can adopt physical button or touch key-press or voice speech recognition technology etc. and this programme to mutually combine such as electronic installation again.In the situation that does not deviate from spirit of the present invention and essence, those of ordinary skill in the art can do according to the present invention various corresponding changes, but the scheme of these changes all should belong to the protection domain of the appended claim of the present invention.
Above embodiment has been described in detail the present invention, but these are not to be construed as limiting the invention.Protection scope of the present invention is not limited with above-mentioned embodiment, as long as the equivalence that those of ordinary skills do according to disclosed content is modified or changed, all should include in the protection domain of putting down in writing in claims.
Claims (8)
1. electronic installation with acoustic control press key function, comprise touch screen and microphone, described touch screen is used for response user's touch and produces corresponding touch signal, described microphone is used for gathering sound and the sound that gathers is converted into analog electrical signal, it is characterized in that this electronic installation also comprises:
Storage unit, store a plurality of sample sound values and at least one sample sound and key assignments mapping table, wherein, this sample sound and key assignments mapping table have defined the corresponding relation of a plurality of sample sounds and key assignments, wherein, the sound that this sample sound is corresponding comprises: finger tapping, press or the sound that sends on the surface, non-effective touch area of the electronic installation that slides;
Main control module, with described touch screen, microphone and storage unit all connect, the operation that described main control module is used for the response user switches to the button pattern of waiting for electronic installation, and when electronic installation is in wait button pattern, receive the analog electrical signal of microphone generating, the analog electrical signal of microphone transmission is carried out after certain digitized processing converts digital audio and video signals to, according to this digital audio and video signals judge this wave volume whether in a predetermined threshold range main control module continue to judge that this moment, touch screen did not have touch signal to produce and when judging that according to this digital audio and video signals sound that this microphone gathers is consistent with a certain sample sound in this sample sound and the key assignments mapping table, determine the corresponding key assignments of this sample sound according to this sample sound and key assignments mapping table, and carry out corresponding button operation.
2. described electronic installation with acoustic control press key function according to claim 1, it is characterized in that, when this main control module judges that wave volume is outside a threshold range of being scheduled to, perhaps in the analog electrical signal that receives the microphone transmission, receive the touch signal of touch screen, judge that perhaps sound that this microphone gathers is not stored in arbitrary sample sound in the storage unit when consistent with described, then this main control module determines that the sound that this microphone gathers is noise or invalid sound, and does not process.
3. described electronic installation with acoustic control press key function according to claim 2, it is characterized in that, the described sample sound that is stored in the storage unit is the sound of digital audio and video signals form, after the analog electrical signal that described main control module transmits microphone converts digital audio and video signals to, digital audio and video signals after relatively should changing and the sample sound of those digital audio and video signals forms, and judge when both are identical, judge that the sound of microphone collection is consistent with this sample sound.
4. described electronic installation with acoustic control press key function according to claim 2, it is characterized in that, the described sample sound that is stored in the storage unit can be when dispatching from the factory be pre-stored in the storage chip 10 or by the various sample sounds of the various key assignments of User Defined by manufacturer's various sample sounds that each button value is corresponding, and is stored in this sample sound and the key assignments mapping table.
5. described electronic installation with acoustic control press key function according to claim 1 is characterized in that described sample sound comprises with the corresponding relation of key assignments: corresponding Menu key of short punch; Two corresponding homepage keys of double hit; The corresponding return key of paddling sound; The corresponding search key of finger presses and release sound.
6. described electronic installation with acoustic control press key function according to claim 1 is characterized in that described storage unit is built-in storage unit or the external storage unit of electronic installation.
7. described electronic installation with acoustic control press key function according to claim 1 is characterized in that, described electronic installation is a kind of in mobile phone with touch screen, notebook computer, panel computer, digital camera, the electronic reader.
8. an acoustic control press key method is used for electronic installation as claimed in claim 1, and this electronic installation comprises storage unit, and this storage unit comprises sample sound and key assignments mapping table and a plurality of sample sound, it is characterized in that the method comprising the steps of:
Response user's Operational Control Level device is in to be waited under the button pattern;
Start microphone detecting real-time ambient sound, and the sound of the analog electrical signal form of microphone detecting carried out the digitizing conversion and processing obtains corresponding digital audio and video signals;
Judge that according to the digital audio and video signals that is transformed into the wave volume of microphone collection is whether in the threshold range that sets;
In the time of in judging the threshold range that wave volume is setting, continue to judge the current touch screen that whether operating of user;
When judging that the user does not operate touch screen, this sample sound that collects and the sample sound that is stored in storage unit are contrasted one by one, judge whether this sample sound that collects is consistent with a certain sample sound in this storage unit; And a certain sample sound in this storage unit of the sample sound of determining to collect determines the key assignments that this consistent sample sound is corresponding according to this sample sound with the key assignments mapping table when consistent, and carries out this corresponding key assignments operation.
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| CN110688048A (en) * | 2019-05-23 | 2020-01-14 | 南京理工大学 | Method for analyzing key information of smart phone |
| CN112506466A (en) * | 2020-12-17 | 2021-03-16 | 深圳Tcl新技术有限公司 | Electronic equipment and key response method of electronic equipment |
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Application publication date: 20130417 |