CN104267819A - Gesture-wakened electronic device and gesture wakening method thereof - Google Patents

Gesture-wakened electronic device and gesture wakening method thereof Download PDF

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Publication number
CN104267819A
CN104267819A CN201410525448.5A CN201410525448A CN104267819A CN 104267819 A CN104267819 A CN 104267819A CN 201410525448 A CN201410525448 A CN 201410525448A CN 104267819 A CN104267819 A CN 104267819A
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Prior art keywords
motion
mode
gesture
electronic equipment
equipment
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CN201410525448.5A
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CN104267819B (en
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刘广松
申立琴
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SUZHOU CHUDA INFORMATION TECHNOLOGY Co Ltd
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SUZHOU CHUDA INFORMATION TECHNOLOGY Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/011Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/017Gesture based interaction, e.g. based on a set of recognized hand gestures

Abstract

The invention discloses a gesture-wakened electronic device and a gesture wakening method thereof. The gesture-wakened electronic device comprises a sound generator, a sound receiver, a filter, a gyroscope, an accelerator and a controller. The sound generator transmits sound wave; the sound receiver receives an acoustic positioning detection signal reflected by a moving object; the signal is filtered by the filter to remove background noise. The controller judges current motion state according to the gyroscope and the accelerator. The controller calculates changes in displacement of the moving object according to time of sound wave propagating in the air when in the current motion state of the electronic device; the controller recognizes a motion pattern of the moving object according to the changes in the displacement; if the motion pattern matches with an appointed device wakening pattern in a motion pattern mapping command base, the electronic device is wakened to run. The gesture-wakened electronic device and the gesture wakening method thereof have the advantages that control convenience level is increased, user experience is improved, the gesture recognition technology is combined with the gyroscope and the accelerator, frequent waking of the device caused by maloperation or misjudgment is avoided, and standby power consumption is optimally balanced.

Description

Can the electronic equipment that wakes up of gesture and electronic equipment gesture awakening method
Technical field
The present invention relates to a kind of electronic equipment gesture awakening method.
Background technology
Along with mobile device at every moment plays indispensable role in mankind's routine work life process, wake-up device, to light screen or allow equipment enter holding state be that ultimate consumer operates every day the most frequently.According to statistics, a degree of depth smart phone user, every day wakes up mobile phone, lighting the number of operations of screen can up to more than 100 time.For common Android mobile phone, the control mode that tradition wakes mobile phone up is that user clicks cellular phone power supplies (Power) key, and the drawback one of this operation is power key position disunity, and consumer not easily adapts to; In addition, along with intelligent machine size is increasing, waking mobile phone operation up often needs one hand to move up and down even both hands cooperation, and does not meet the use habit of people.
The method waken up from holding state by equipment that uses gesture is there is in prior art, utilize the infrared proximity detecting sensor of device interior and camera jointly to detect, infrared proximity detecting sensor is for detecting the distance of input motion object, camera, for analyzing the mode of motion of this moving object, decides the mode of motion whether this mode of motion is predetermined startup screen.This Basic Design thinking is: when equipment enters dormant state, and touch-screen is closed, and application processor is in low-power consumption mode, relies on the change of infrared proximity detecting sensor and camera " observation " background, when the signal received is enough large, makes appropriate reaction.First record the count value of sensor under " normally " background, then the numerical value obtained is set to detection threshold, the triggered interrupts or to application processor transmission signal when Received signal strength exceedes thresholding, open screen with waken system.This method for designing is infrared proximity detecting sensor and camera collaborate, and under ideal case, the power consumption of camera work is very large, greatly have impact on the flying power of equipment.
Summary of the invention
The object of the invention is for above-mentioned the deficiencies in the prior art, propose a kind of method that gyroscope based on ultrasonic gesture identification bonding apparatus and accelerometer carry out wake-up device.
To achieve these goals, the invention provides a kind of can the electronic equipment that wakes up of gesture, comprising: sonic generator, for generation of audiolocation detectable signal, acoustic receiver, for the audiolocation detectable signal after receiving action reflections off objects, wave filter, for filtering the background noise that acoustic receiver receives, gyroscope, for by calculating the direction of motion of equipment with the deviometer of inceptive direction, accelerometer, is used for the size and Orientation of checkout equipment acceleration of motion, controller, comprises mode of motion demapping instruction storehouse, wherein, in the effective range that described acoustic receiver receives sound wave, described sonic generator launches sound wave, described acoustic receiver receives the audiolocation detectable signal through action reflections off objects, this signal filters background noise by wave filter, described controller is according to gyroscope, accelerometer judgment device current motion state, the change of the Time Calculation action ohject displacement that described controller transmits in atmosphere according to sound wave under equipment current motion state, according to the mode of motion of the change identification maneuver object of displacement, when the mode waking electronic equipment up of arranging in this mode of motion and described mode of motion demapping instruction storehouse matches, then wake-up device enters duty.
Further improve as the present invention, comprise portable set or non-portable device.
Further improve as the present invention, described mode of motion demapping instruction storehouse comprises multiplely wakes instruction up, eachly wake instruction corresponding a kind of application program waking rear execution up respectively up, different application software is opened according to different gestures, realize different functions, such as, time standby, finger " double-click " is arousal function, " sliding left " directly enters music menu, " sliding to the right " opens camera function etc., avoid the process of redundancy in traditional operation mode, bring better experience to consumer.
Further improve as the present invention, there is at least one signal receiving unit and at least one signal transmitter unit.
Further improve as the present invention, described signal transmitter unit comprises loudspeaker assembly, and described signal receiving unit comprises microphone assembly.
According to a further aspect in the invention, provide a kind of electronic equipment gesture awakening method, for as above can the electronic equipment that wakes up of gesture, the method comprises the steps:
S1: sonic generator produces audiolocation detectable signal, acoustic receiver receives the audiolocation detectable signal through action reflections off objects;
S2: filters filter background noise;
S3: controller is according to gyroscope, accelerometer judgment device current motion state;
S4: controller passes through the change filtered signal being calculated to action ohject displacement under equipment current motion state, according to the mode of motion of the change identification maneuver object of displacement;
S5: when the mode waking electronic equipment up of arranging in this mode of motion and mode of motion demapping instruction storehouse matches, then wake-up device enters duty.
Further improve as the present invention, mode of motion demapping instruction storehouse comprises multiplely wakes instruction up, eachly wake instruction corresponding a kind of application program waking rear execution up respectively up, when the mode waking electronic equipment up of in this mode of motion and mode of motion demapping instruction storehouse matches, then equipment performs corresponding application program while being waken up, and " can wake " different functions up according to different gestures.
Further improving as the present invention, in described step S4, sending by measuring transmitting element the change that mistiming that positioning signal and receiving element receive positioning signal calculates action ohject displacement.
Further improve as the present invention, in described step S5, when the mode waking electronic equipment up of arranging in mode of motion and mode of motion demapping instruction storehouse matches, controller sends interrupt request to equipment master chip, then wake-up device enters duty.
Beneficial effect of the present invention is: or will enter holding state etc. and apply and combine based on hyperacoustic gesture identification and wake-up device, and drastically increase the convenient degree of manipulation and Consumer's Experience.Utilize the gyroscope and accelerometer connected applications that carry in Gesture Recognition and equipment, the gyroscope of equipment and accelerometer combine and judge the real mode of motion of electronic equipment relative to barrier, can avoid because people causes equipment to be waken up frequently for maloperation or erroneous judgement, gesture identification is applied reach optimum balance between stand-by power consumption, and it is little to realize difficulty, can not increase the cost of equipment.
Accompanying drawing explanation
Fig. 1 depicts according to present device identification gesture process schematic;
The phase diagram of signal in action object rest and motion process when accompanying drawing 2 and accompanying drawing 3 respectively describe detection action;
Figure 4 depicts the process flow diagram according to the inventive method.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Shown in accompanying drawing 1, electronic equipment of the present invention can be portable, also can be non-portable device, can be such as smart mobile phone, panel computer (ipad), intelligent TV set, notebook computer, in figure, 1 is electronic equipment, 2 be barrier as hand, 3 is sonic generators of electronic equipment, and 4 is acoustic receivers of electronic equipment.This equipment need comprise sonic generator, for generation of audiolocation detectable signal; Acoustic receiver, for the audiolocation detectable signal after receiving action reflections off objects, every platform equipment preferably arranges multiple acoustic receiver, to increase the degree of accuracy of measuring and calculating; Wave filter, filters for the background noise received by acoustic receiver; Gyroscope, for by calculating the direction of motion of equipment with the deviometer of inceptive direction; Accelerometer, is used for the size and Orientation of checkout equipment acceleration of motion; Controller, comprises mode of motion demapping instruction storehouse.In the effective range that acoustic receiver receives sound wave, sonic generator launches sound wave, acoustic receiver receives the audiolocation detectable signal through action reflections off objects, this signal filters background noise by wave filter, controller is according to gyroscope, accelerometer judgment device current motion state, the change of the Time Calculation action ohject displacement that controller transmits in atmosphere according to sound wave under equipment current motion state, according to the mode of motion of the change identification maneuver object of displacement, when the mode waking electronic equipment up of arranging in this mode of motion and mode of motion demapping instruction storehouse matches, then wake-up device enters duty.
There is a gesture identification storehouse in mode of motion demapping instruction storehouse, corresponding operation is carried out to the gesture identified and equipment and has an agreement, the mode of the gesture library of the application software of this move mode and equipment is mated, if can mate, then equipment performs the operation of the correspondence under this gesture.Mode of motion demapping instruction storehouse comprises multiplely wakes instruction up, eachly wake instruction corresponding a kind of application program waking rear execution up respectively up, different application software is opened according to different gestures, realize different functions, such as, time standby, finger " double-click " is arousal function, " sliding left " directly enters music menu, " sliding to the right " opens camera function etc., avoid the process of redundancy in traditional operation mode, bring better experience to consumer.
It is to be noted, coordinate detection signal in the present embodiment adopts voice signal or ultrasonic signal, this is because a lot of electronic equipment has microphone assembly and loudspeaker assembly at present, microphone assembly can as acoustic receiver, and loudspeaker assembly can as sonic generator, do not need in electronic apparatus to increase extra components and parts, do not affect device hardware layout, the reliability of product can be increased, power consumption is very low, very little on the flying power impact of battery, cost is low, technical difficulty is not high, greatly can improve the competitive power of electronic product at colleague's product, and resolution is high, feasibility is very high.
Shown in accompanying drawing 4, provide a kind of electronic equipment gesture awakening method, for as above can the electronic equipment that wakes up of gesture, the method comprises the steps:
S1: sonic generator produces audiolocation detectable signal, acoustic receiver receives the audiolocation detectable signal through action reflections off objects;
S2: filters filter background noise;
S3: controller is according to gyroscope, accelerometer judgment device current motion state;
S4: controller passes through the change filtered signal being calculated to action ohject displacement under equipment current motion state, according to the mode of motion of the change identification maneuver object of displacement;
S5: when the mode waking electronic equipment up of arranging in this mode of motion and mode of motion demapping instruction storehouse matches, then wake-up device enters duty.
Concrete, the state provided under detailed various sights is as follows.
In the standby state, the sonic generator of electronic equipment outwards sends sound wave with certain fixing frequency and very little energy, the electric quantity consumption impact of this energy on electronic equipment is very little, this sound wave is generally ultrasound wave, frequency is 20KHZ-60KHZ, arrange gyroscope and opening is counted in acceleration, these two kinds of sensor power consumption are very little, are also very little on the electric quantity consumption impact of electronic equipment.
When not having barrier in electronic equipment sound wave effective range, then the acoustic receiver of electronic equipment does not receive the sound wave that sonic generator is launched, and the sound wave that now acoustic receiver receives is background noise.
When barrier is static relative to electronic equipment, the sonic generator of electronic equipment sends sound wave, received by the acoustic receiver of electronic equipment after barrier refraction, the sound wave that the sound wave that the acoustic receiver of electronic equipment receives sends relatively has the delay of certain hour, this time delay is constant, waveform as shown in Figure 2, when the quantity of the acoustic receiver of electronic equipment is at least 2, can calculate the distance of barrier and electronic equipment by this time delay.In addition, the intensity difference that can also receive signal by measurement and positioning signal receiving unit calculates the change of action ohject displacement.
When barrier opposing electronic device has motion to occur, the sound wave that the sound wave that the acoustic receiver of electronic equipment receives sends relatively has the delay of certain hour, but this time delay is change, as shown in Figure 3, if when the quantity of the acoustic receiver of electronic equipment is at least 2, the distance d1 between barrier and electronic equipment can be obtained respectively, d2 by t1, t2, relatively the change of d1, d2 can obtain the mode of motion of barrier opposing electronic device.When this mode of motion mates with the mode of motion of agreement time, the gesture recognizing setting inputs backward electronic equipment master chip and sends interrupt request, then wake electronic equipment up and enter mode of operation.
The motion of the relative barrier of electronic equipment might not all for waking electronic equipment up, because the motion of barrier opposing electronic device is relevant with the motion of electronic equipment itself, calculate the mode of motion of electronic equipment according to the gyroscope of electronic equipment and accelerometer, reduce the erroneous judgement that equipment is waken up.Such as, when walking or run, hand-hold electronic equipments moves back and forth, in this case without the need to waking electronic equipment up.This just needs to be avoided because people is maloperation or erroneous judgement and cause equipment to be waken up frequently.After the acoustic receiver of electronic equipment receives sound wave, filter background noise, the gyroscope that equipment carries and accelerometer can the mode of motion of judgment device, in conjunction with the mode of motion recognizing barrier, can judge the real mode of motion of gesture opposing electronic device.
In addition, mode of motion demapping instruction storehouse comprises multiplely wakes instruction up, eachly wake instruction corresponding a kind of application program waking rear execution up respectively up, when the mode waking electronic equipment up of in this mode of motion and mode of motion demapping instruction storehouse matches, then equipment performs corresponding application program while being waken up, and " can wake " different functions up according to different gestures.
Above embodiment is only for illustrating technical conceive of the present invention and feature; its object is to allow person skilled in the art understand content of the present invention and to be implemented; can not limit the scope of the invention with this; all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed in protection scope of the present invention.

Claims (9)

1. can the electronic equipment that wakes up of gesture, it is characterized in that, comprising:
Sonic generator, for generation of audiolocation detectable signal;
Acoustic receiver, for the audiolocation detectable signal after receiving action reflections off objects;
Wave filter, for filtering the background noise that described acoustic receiver receives;
Gyroscope, for by calculating the direction of motion of equipment with the deviometer of inceptive direction;
Accelerometer, is used for the size and Orientation of checkout equipment acceleration of motion;
Controller, comprises mode of motion demapping instruction storehouse, wherein, in the effective range that described acoustic receiver receives sound wave, described sonic generator launches sound wave, described acoustic receiver receives the audiolocation detectable signal through action reflections off objects, this signal filters background noise by wave filter, described controller is according to gyroscope, accelerometer judgment device current motion state, the change of the Time Calculation action ohject displacement that described controller transmits in atmosphere according to sound wave under equipment current motion state, according to the mode of motion of the change identification maneuver object of displacement, when the mode waking electronic equipment up of arranging in this mode of motion and described mode of motion demapping instruction storehouse matches, then wake-up device enters duty.
2. according to right 1 can the electronic equipment that wakes up of gesture, it is characterized in that: comprise portable set or non-portable device.
3. according to right 1 can the electronic equipment that wakes up of gesture, it is characterized in that: described mode of motion demapping instruction storehouse comprises multiplely wakes instruction up, eachly wake instruction corresponding a kind of application program waking rear execution up respectively up.
4. according to right 1 can the electronic equipment that wakes up of gesture, it is characterized in that: there is at least one signal receiving unit and at least one signal transmitter unit.
5. according to right 1 can the electronic equipment that wakes up of gesture, it is characterized in that: described signal transmitter unit comprises loudspeaker assembly, and described signal receiving unit comprises microphone assembly.
6. an electronic equipment gesture awakening method, for such as according to any one of Claims 1-4 can the electronic equipment that wakes up of gesture, it is characterized in that, the method comprises the steps:
S1: sonic generator produces audiolocation detectable signal, acoustic receiver receives the audiolocation detectable signal through action reflections off objects;
S2: filters filter background noise;
S3: controller is according to gyroscope, accelerometer judgment device current motion state;
S4: controller passes through the change filtered signal being calculated to action ohject displacement under equipment current motion state, according to the mode of motion of the change identification maneuver object of displacement;
S5: when the mode waking electronic equipment up of arranging in this mode of motion and mode of motion demapping instruction storehouse matches, then wake-up device enters duty.
7. the electronic equipment gesture awakening method according to right 1, it is characterized in that: mode of motion demapping instruction storehouse comprises multiplely wakes instruction up, eachly wake instruction corresponding a kind of application program waking rear execution up respectively up, when the mode waking electronic equipment up of in this mode of motion and mode of motion demapping instruction storehouse matches, then equipment performs corresponding application program while being waken up.
8. the electronic equipment gesture awakening method according to right 1, is characterized in that: in described step S4, sends by measuring transmitting element the change that mistiming that positioning signal and receiving element receive positioning signal calculates action ohject displacement.
9. the electronic equipment gesture awakening method according to right 1, it is characterized in that: in described step S5, when the mode waking electronic equipment up of arranging in mode of motion and mode of motion demapping instruction storehouse matches, controller sends interrupt request to equipment master chip, then wake-up device enters duty.
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CN111376246A (en) * 2018-12-27 2020-07-07 深圳市优必选科技有限公司 Robot operation control method, gesture recognition device and robot
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CN110502108A (en) * 2019-07-31 2019-11-26 Oppo广东移动通信有限公司 Apparatus control method, device and electronic equipment
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CN110502108B (en) * 2019-07-31 2021-08-17 Oppo广东移动通信有限公司 Equipment control method and device and electronic equipment
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CN112527093A (en) * 2019-09-18 2021-03-19 华为技术有限公司 Gesture input method and electronic equipment
CN111044272A (en) * 2019-11-14 2020-04-21 国网浙江省电力有限公司嘉兴供电公司 High-voltage circuit breaker mechanical characteristic test method and device based on big data technology
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