CN105892677B - A kind of characters input method and system of wearable device - Google Patents
A kind of characters input method and system of wearable device Download PDFInfo
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- CN105892677B CN105892677B CN201610266761.0A CN201610266761A CN105892677B CN 105892677 B CN105892677 B CN 105892677B CN 201610266761 A CN201610266761 A CN 201610266761A CN 105892677 B CN105892677 B CN 105892677B
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- infrared
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- moving image
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input 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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
- G06F3/014—Hand-worn input/output arrangements, e.g. data gloves
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/20—Movements or behaviour, e.g. gesture recognition
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/20—Movements or behaviour, e.g. gesture recognition
- G06V40/28—Recognition of hand or arm movements, e.g. recognition of deaf sign language
Abstract
The invention discloses a kind of characters input method of wearable device and systems.This method comprises: the moving image of the camera shooting object using wearable device；The motion profile of object is obtained from the moving image；Character is identified according to the motion profile, inputs the character.Since the screen of wearable device is smaller, it is limited when user inputs character by the small screen, input is inconvenient, the characters input method and system of wearable device of the invention, user can write in the direction that camera is shot, and the motion profile for writing object writing process is shot by camera, wearable device inputs character after identifying character in motion profile, user does not need to carry out character input on a small screen, and input is convenient, and user experience is good.
Description
Technical field
The present invention relates to electronic technology field more particularly to the characters input methods and system of a kind of wearable device.
Background technique
Intelligence wearing, such as smartwatch can help people's making and receiving calls as the second terminal for becoming people, it
Prompting function, health measuring function etc. liked that but current wearable device screen is smaller by people, when user inputs character
The limitation of screen is received, it is not convenient enough.
Summary of the invention
The purpose of the present invention is to provide a kind of characters input method of wearable device and systems, and write area is big, input
It is convenient.
To achieve this purpose, the present invention adopts the following technical scheme:
In a first aspect, a kind of characters input method of wearable device, comprising:
Utilize the moving image of the camera shooting object of wearable device；
The motion profile of object is obtained from the moving image；
Character is identified according to the motion profile, inputs the character.
It wherein, further include opening camera before the moving image using the camera shooting object of wearable device
It identifies input function, starts camera.
Wherein, the object is finger；The side of wearable device is arranged in the camera.
Wherein, the camera is the infrared camera with infrared shooting and common shooting function；It is described infrared
Camera is the time used in common shooting function from infrared shooting function switch, or from common shooting function is switched to infrared bat
Time used in camera shooting function is the switching cycle of infrared camera；
The moving image of the camera shooting object using wearable device, specifically:
Working as the infrared moving image for shooting object in time switching cycle using the infrared shooting function of infrared camera,
The ordinary motion pictures of the common shooting function shooting object of infrared camera are utilized in next switching cycle；Or
Working as the ordinary motion pictures for shooting object in time switching cycle using the common shooting function of infrared camera,
The infrared moving image of the infrared shooting function shooting object of infrared camera is utilized in next switching cycle；
The motion profile that object is obtained from the moving image, specifically: in conjunction with the ordinary motion pictures and institute
State the motion profile that infrared moving image obtains object.
Wherein, the infrared moving image of the infrared shooting function shooting object of infrared camera is utilized, comprising:
Emit infrared ray using infrared transmitter；The object be less than or equal at a distance from the infrared transmitter it is default away from
From；
The infrared ray of object reflection is received using infrared camera, generates infrared moving image.
Second aspect, a kind of character input system of wearable device, comprising:
Shooting module utilizes the moving image of the camera shooting object of wearable device；
Module is obtained, for obtaining the motion profile of object from the moving image；
Identification module, for identifying character according to the motion profile；
Input module, for inputting the character.
Wherein, the character input system further includes,
Opening module, for opening camera identification input function；
Starting module, for starting camera.
Wherein, the object is finger；The side of wearable device is arranged in the camera.
Wherein, the camera is the infrared camera with infrared shooting and common shooting function；It is described infrared
Camera is the time used in common shooting function from infrared shooting function switch, or from common shooting function is switched to infrared bat
Time used in camera shooting function is the switching cycle of infrared camera；
The shooting module is specifically used for:
Working as the infrared moving image for shooting object in time switching cycle using the infrared shooting function of infrared camera,
The ordinary motion pictures of the common shooting function shooting object of infrared camera are utilized in next switching cycle；Or
Working as the ordinary motion pictures for shooting object in time switching cycle using the common shooting function of infrared camera,
The infrared moving image of the infrared shooting function shooting object of infrared camera is utilized in next switching cycle；
The motion profile that object is obtained from the moving image, specifically: in conjunction with the ordinary motion pictures and institute
State the motion profile that infrared moving image obtains object.
Wherein, the shooting module, comprising:
Transmitting unit, for emitting infrared ray using infrared transmitter；The object is at a distance from the infrared transmitter
Less than or equal to pre-determined distance；
Shooting unit generates infrared moving image for receiving the infrared ray of object reflection using infrared camera.
The invention discloses a kind of characters input method of wearable device and systems.This method comprises: utilizing wearable device
Camera shooting object moving image；The motion profile of object is obtained from the moving image；According to the motion profile
It identifies character, inputs the character.Since the screen of wearable device is smaller, when user inputs character, is limited by the small screen,
Input is inconvenient, the characters input method and system of wearable device of the invention, user can the direction that camera is shot into
Running hand is write, and the motion profile for writing object writing process is shot by camera, and wearable device identifies word from motion profile
Character is inputted after symbol, user does not need to carry out character input on a small screen, and input is convenient, and user experience is good.
Detailed description of the invention
Fig. 1 is a kind of method flow diagram of the characters input method first embodiment of wearable device provided by the invention.
Fig. 2 is a kind of method flow diagram of the characters input method second embodiment of wearable device provided by the invention.
Fig. 3 is a kind of structural block diagram of the character input system first embodiment of wearable device provided by the invention.
Fig. 4 is a kind of structural block diagram of the character input system second embodiment of wearable device provided by the invention.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
Embodiment one
As shown in Figure 1, a kind of characters input method of wearable device, comprising the following steps:
S101, the moving image that object is shot using the camera of wearable device.
When the user of wearable device needs to input character, the handwriting input of general mode or the soft key by wearable device
Disk input, still, the screen area of wearable device is small, and when soft keyboard inputs, soft keyboard also takes up certain area of screen, input
It is inconvenient.The intelligent wearable device of the present embodiment has camera, and user can carry out book in that side of camera shooting direction
It writes or inputs, do not need to carry out writing or character input on the lesser screen of wearable device.The object write is imaging
It is moved within the coverage of head, so as to camera-shot.Moving image can be picture or video.
The wearable device is smartwatch, and user can write in the side of wearable device.Described in being worn as user
Smartwatch, and when the side where camera is close to wrist, user can write on the back of the hand.
S102, the motion profile that object is obtained from the moving image.
The motion process camera-shot of object is got off, and wearable device is using image technique to the moving image taken
It is analyzed, obtains the motion profile of object, the character that the motion profile, that is, user writes, the character includes Chinese, English
Text and symbol.
S103, character is identified according to the motion profile, inputs the character.
In general, the text of wearable device or the font of symbol are all set, the movement that wearable device will obtain
Track compares and matches with the character of character input system, then identifies corresponding character, inputs the character.User
It is write or is inputted in that side of camera shooting direction, it is camera energy that area is effectively write or input to wearable device
The area of the range taken, in the prior art, the shooting angle of camera are bigger, therefore the area ratio wearable device
Screen is much bigger, and the area of writing is big, and input is convenient.
The characters input method of the wearable device of the embodiment of the present invention, user can carry out book in the direction that camera is shot
It writes, the motion profile for writing object writing process is shot by camera, wearable device is after identifying character in motion profile
Character is inputted, user does not need to carry out character input on a small screen, and write area is big, and input is convenient, and user experience is good.
Embodiment two
The present embodiment increases step or supplemental content on the basis of example 1, and the not yet detailed content of the present embodiment can
Reference implementation example one.
With reference to Fig. 2, a kind of characters input method of wearable device, comprising the following steps:
S201, camera identification input function is opened, starts camera.
Preferably, the object is finger；The side of wearable device is arranged in the camera.The wearable device is intelligence
It can wrist-watch.User can write in the side of wearable device；When user wears the wearable device, and one where camera
When side is close to wrist, user can write on the back of the hand.
Camera is constantly in working condition, then the power consumption of wearable device is very big, only when user opens camera
Just starting camera work after identification input function can reduce power consumption.
S202, the moving image that object is shot using the camera of wearable device.
It is further preferred that the camera is the infrared camera with infrared shooting and common shooting function；
The infrared camera from infrared shooting function switch be common shooting function used in the time, or from common shooting function switch
It is the switching cycle of infrared camera for the time used in infrared shooting function.
The range of the switching cycle of the embodiment of the present invention is 1ms-5ms, preferably 1ms or 3ms, switching cycle of the invention
It is according to circumstances adjusted, which is not limited by the present invention.
Optionally, the moving image of the camera shooting object using wearable device, specifically:
Working as the infrared moving image for shooting object in time switching cycle using the infrared shooting function of infrared camera,
The ordinary motion pictures of the common shooting function shooting object of infrared camera are utilized in next switching cycle；Or
Working as the ordinary motion pictures for shooting object in time switching cycle using the common shooting function of infrared camera,
The infrared moving image of the infrared shooting function shooting object of infrared camera is utilized in next switching cycle；
The motion profile that object is obtained from the moving image, specifically: in conjunction with the ordinary motion pictures and institute
State the motion profile that infrared moving image obtains object.
Optionally, the infrared moving image of the infrared shooting function shooting object of infrared camera is utilized, comprising:
Emit infrared ray using infrared transmitter；The object be less than or equal at a distance from the infrared transmitter it is default away from
From.The distance of the infrared transmission of infrared transmitter transmitting is limited, and object is less than or equal to pre- at a distance from the infrared transmitter
If distance, it is ensured that infrared ray can be efficiently received after being reflected by camera.The pre-determined distance regard specific camera and
It is fixed, the preferred 20cm of the present embodiment.
The infrared ray of object reflection is received using infrared camera, generates infrared moving image.
S203, the motion profile that object is obtained from the moving image.
S204, character is identified according to the motion profile, inputs the character.
The characters input method of the wearable device of the embodiment of the present invention, write area is big, and input is convenient；And wearable device
It is low in energy consumption.
Embodiment three
The present embodiment is corresponding with the method in embodiment one, and not yet detailed place can refer to embodiment one.
As shown in figure 3, a kind of character input system of wearable device, comprising:
Shooting module 101 utilizes the moving image of the camera shooting object of wearable device；
Module 102 is obtained, for obtaining the motion profile of object from the moving image；
Identification module 103, for identifying character according to the motion profile；
Input module 104, for inputting the character.
Example IV
The present embodiment is corresponding with the method in embodiment two, and not yet detailed place can refer to embodiment two.
As shown in figure 4, a kind of character input system of wearable device, comprising:
Opening module 201, for opening camera identification input function；
Starting module 202, for starting camera.
Shooting module 203 utilizes the moving image of the camera shooting object of wearable device；
Module 204 is obtained, for obtaining the motion profile of object from the moving image；
Identification module 205, for identifying character according to the motion profile；
Input module 206, for inputting the character.
Preferably, the object is finger；The side of wearable device is arranged in the camera.
Preferably, the camera is the infrared camera with infrared shooting and common shooting function；It is described red
Outer camera is the time used in common shooting function from infrared shooting function switch, or is switched to from common shooting function infrared
Time used in shooting function is the switching cycle of infrared camera；
The shooting module 203 is specifically used for:
Working as the infrared moving image for shooting object in time switching cycle using the infrared shooting function of infrared camera,
The ordinary motion pictures of the common shooting function shooting object of infrared camera are utilized in next switching cycle；Or
Working as the ordinary motion pictures for shooting object in time switching cycle using the common shooting function of infrared camera,
The infrared moving image of the infrared shooting function shooting object of infrared camera is utilized in next switching cycle；
The motion profile that object is obtained from the moving image, specifically: in conjunction with the ordinary motion pictures and institute
State the motion profile that infrared moving image obtains object.
Preferably, the shooting module 203 includes:
Transmitting unit, for emitting infrared ray using infrared transmitter；The object is at a distance from the infrared transmitter
Less than or equal to 20cm；
Shooting unit generates infrared moving image for receiving the infrared ray of object reflection using infrared camera.
The character input system of the wearable device of the embodiment of the present invention, write area is big, and input is convenient, and user experience is good.
A kind of system generating operational order according to palm state provided in an embodiment of the present invention, is produced by palm state
Raw operational order can operate wearable device, operation letter in the inconvenient directly operation equipment of the hand of user by movable palm
It is single effectively, improve the experience sense of user by.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.
Claims (8)
1. a kind of characters input method of wearable device characterized by comprising
Utilize the moving image of the camera shooting object of wearable device；
The motion profile of object is obtained from the moving image；
Character is identified according to the motion profile, inputs the character；
Wherein, the camera is the infrared camera with infrared shooting and common shooting function；The infrared photography
Head is the time used in common shooting function from infrared shooting function switch, or from common shooting function is switched to infrared shooting function
Time used in energy is the switching cycle of infrared camera；
The moving image of the camera shooting object using wearable device, specifically:
In the infrared moving image when the infrared shooting function shooting object for utilizing infrared camera in time switching cycle, in next time
The ordinary motion pictures of the common shooting function shooting object of infrared camera are utilized in switching cycle；Or
In the ordinary motion pictures when the common shooting function shooting object for utilizing infrared camera in time switching cycle, in next time
The infrared moving image of the infrared shooting function shooting object of infrared camera is utilized in switching cycle；
The motion profile that object is obtained from the moving image, specifically: in conjunction with ordinary motion pictures and described red
Outer moving image obtains the motion profile of object.
2. characters input method as described in claim 1, which is characterized in that the camera subject using wearable device
Before the moving image of body, further include opening camera to identify input function, starts camera.
3. characters input method as described in claim 1, which is characterized in that the object is finger；The camera setting
In the side of wearable device.
4. characters input method as described in claim 1, which is characterized in that clapped using the infrared shooting function of infrared camera
Take the photograph the infrared moving image of object, comprising:
Emit infrared ray using infrared transmitter；The object is less than or equal to pre-determined distance at a distance from the infrared transmitter；
The infrared ray of object reflection is received using infrared camera, generates infrared moving image.
5. a kind of character input system of wearable device characterized by comprising
Shooting module utilizes the moving image of the camera shooting object of wearable device；
Module is obtained, for obtaining the motion profile of object from the moving image；
Identification module, for identifying character according to the motion profile；
Input module, for inputting the character；
Wherein, the camera is the infrared camera with infrared shooting and common shooting function；The infrared photography
Head is the time used in common shooting function from infrared shooting function switch, or from common shooting function is switched to infrared shooting function
Time used in energy is the switching cycle of infrared camera；
The shooting module is specifically used for:
In the infrared moving image when the infrared shooting function shooting object for utilizing infrared camera in time switching cycle, in next time
The ordinary motion pictures of the common shooting function shooting object of infrared camera are utilized in switching cycle；Or
In the ordinary motion pictures when the common shooting function shooting object for utilizing infrared camera in time switching cycle, in next time
The infrared moving image of the infrared shooting function shooting object of infrared camera is utilized in switching cycle；
The motion profile that object is obtained from the moving image, specifically: in conjunction with ordinary motion pictures and described red
Outer moving image obtains the motion profile of object.
6. character input system as claimed in claim 5, which is characterized in that further include,
Opening module, for opening camera identification input function；
Starting module, for starting camera.
7. character input system as claimed in claim 5, which is characterized in that the object is finger；The camera setting
In the side of wearable device.
8. character input system as claimed in claim 5, which is characterized in that the shooting module, comprising:
Transmitting unit, for emitting infrared ray using infrared transmitter；The object is less than at a distance from the infrared transmitter
Equal to pre-determined distance；
Shooting unit generates infrared moving image for receiving the infrared ray of object reflection using infrared camera.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610266761.0A CN105892677B (en) | 2016-04-26 | 2016-04-26 | A kind of characters input method and system of wearable device |
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| CN201610266761.0A CN105892677B (en) | 2016-04-26 | 2016-04-26 | A kind of characters input method and system of wearable device |
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| CN105892677B true CN105892677B (en) | 2019-03-22 |
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| CN110989844A (en) * | 2019-12-16 | 2020-04-10 | 广东小天才科技有限公司 | Input method, watch, system and storage medium based on ultrasonic waves |
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| CN103870185A (en) * | 2012-12-17 | 2014-06-18 | 鸿富锦精密工业(武汉)有限公司 | Character input system and method |
| CN103869951A (en) * | 2012-12-17 | 2014-06-18 | 鸿富锦精密工业(武汉)有限公司 | Shadow character input system and method |
| CN104793731A (en) * | 2015-01-04 | 2015-07-22 | 北京君正集成电路股份有限公司 | Information input method for wearable device and wearable device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100177035A1 (en) * | 2008-10-10 | 2010-07-15 | Schowengerdt Brian T | Mobile Computing Device With A Virtual Keyboard |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103870185A (en) * | 2012-12-17 | 2014-06-18 | 鸿富锦精密工业(武汉)有限公司 | Character input system and method |
| CN103869951A (en) * | 2012-12-17 | 2014-06-18 | 鸿富锦精密工业(武汉)有限公司 | Shadow character input system and method |
| CN104793731A (en) * | 2015-01-04 | 2015-07-22 | 北京君正集成电路股份有限公司 | Information input method for wearable device and wearable device |
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