CN102411406B - Flat computer - Google Patents
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- CN102411406B CN102411406B CN2011104448422A CN201110444842A CN102411406B CN 102411406 B CN102411406 B CN 102411406B CN 2011104448422 A CN2011104448422 A CN 2011104448422A CN 201110444842 A CN201110444842 A CN 201110444842A CN 102411406 B CN102411406 B CN 102411406B
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- 238000004891 communication Methods 0.000 claims description 6
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Abstract
The invention relates to a flat computer, belonging to the field of computer products. In the invention, a three-axis gyroscope is used for detecting the spatial gesture of the flat computer in real time and transmitting the rotating angle of the flat computer around an X axis and the rotating angle of the flat computer around a Y axis into an application processor; the application processor is used for respectively converting an pitch angle and an oscillation angle into displacements in the X direction and the Y direction and controlling a cursor on a screen to carry out corresponding motion; and the application processor in the flat computer is also used for monitoring the position of the cursor and the state of control keys in real time and then making a corresponding response according to the cursor position and the state of the control keys. The flat computer disclosed by the invention has the outstanding advantages of high screen light-transmission, color fidelity, low cost, long service life and the like because a motion sensing man-computer interaction mode is adopted, thereby increasing naturalness, enjoyment and high efficiency of man-computer interaction.
Description
Technical field
The present invention relates to a kind of panel computer, particularly a kind of panel computer based on action induction man-machine interaction mode belongs to the computer product field.
Background technology
Panel computer (English: Tablet Personal Computer, be called for short Tablet PC) be a kind of small-sized, PC of being convenient for carrying, developed by notebook computer, the touch-screen that employing is installed in before the LCDs replaces mouse and keyboard to carry out man-machine interaction, and the user can carry out corresponding program by icon or the menu clicked on the screen.
The concept of panel computer is proposed in 2000 by Microsoft the earliest, and the operating system of use is appended the function bases such as handwriting recognition, literal identification and speech recognition and formed on Windows XP Professional basis.Since too high to hardware requirement, cause its cost to be compared with the notebook computer of same configuration and want high more than 20%, add Windows XP operating system and be not suitable for the panel computer operation, so panel computer is not accepted by market always.
Until Apple in 2010 has released the iPad panel computer, iPad is positioned between the smart mobile phone iPhone and notebook computer product of Apple, dispose four buttons the same with the iPhone layout, view Internet is provided, sends and receive e-mail, watch the functions such as e-book, audio plays or video, make the user obtain brand-new experience, thereby make panel computer really become a kind of product that drives the market demand, obtained huge success.
Existing panel computer with touch-screen as basic input equipment, when being installed in the touch-screen of LCDs front with finger or the touch of other objects, touch screen controller can detect the finger touch position, and send application processor (Application Processor) to after being converted into coordinate figure on screen X and the Y-direction, application processor is carried out corresponding operation according to the contact coordinate data, and its typical structure as shown in Figure 1.
The touch-screen that panel computer uses has resistance-type and two kinds of touch-screens of condenser type usually, and these two kinds of touch-screens all adopt the multicoating compound glass, and therefore there are the following problems:
(1) multi-layer compound film can reduce the light transmission of touch-screen, directly affects visual effect and the sensitivity of touch-screen, in order to improve the bad problem of touch-screen light transmission, usually will strengthen backlight and remedy, but can increase like this consumption of panel computer battery;
(2) each layer film of touch-screen is different to the transmittance of different wavelengths of light, produces the color distortion problem, because the reflection of light between each layer also can cause image character fuzzy;
(3) touch-screen is under the normal environment that uses, and the number of clicks that each point of screen can bear is limited, and the serviceable life of touch-screen is about 3 years;
(4) touch-screen adopts the multicoating composite glass structure, and complex manufacturing needs and special-purpose touch screen controller supports the use, and high cost accounts for more than 30% of the overall cost of panel computer usually.
Finger and palm can block screen picture when (5) operating, and affect visual experience.
Summary of the invention
The objective of the invention is to propose a kind of panel computer, to solve the shortcoming that exists in the existing touch screen flat panel computer, make it not use the action induction panel computer of touch-screen, control cursor movement on the screen by front and back or the panel computer that tilts, thereby replace touch-screen to realize the man-machine interaction of panel computer.
The panel computer that the present invention proposes comprises:
Three-axis gyroscope, the anglec of rotation that centers on X-axis for detection of panel computer is that the angle of pitch and the anglec of rotation that centers on Y-axis are angle of oscillation, and sending analog to digital converter to after above-mentioned two rotation angle value are converted to voltage signal, three-axis gyroscope links to each other with analog to digital converter;
Analog to digital converter, the voltage signal that is used for receiving converts digital signal to, then digital signal is exported to application processor, and analog to digital converter links to each other with application processor with three-axis gyroscope respectively;
Application processor, the command operating that is used for control and execution panel computer, the anglec of rotation that centers on X-axis by analog to digital converter and three-axis gyroscope Real-Time Monitoring panel computer is that the angle of pitch and the anglec of rotation that centers on Y-axis are angle of oscillation, calculate X and the Y-direction displacement of the screen cursor of LCDs according to luffing angle value and swing angle value, directions X displacement=coefficient A * luffing angle value, Y-direction displacement=coefficient B * swing angle value, coefficient A and coefficient B are constant in the formula, cursor displacement during the representation unit angle of inclination, then controlling cursor moves accordingly at screen, last icon or menu according to the cursor position place, and the state of control button is made corresponding response, application processor links to each other with analog to digital converter, and analog to digital converter links to each other with three-axis gyroscope;
LCDs is used for the image information that the display panel computer is exported, and LCDs links to each other with display driver;
Display driver, be used for the 3.3V picture signal of panel computer output is converted to the LVDS(Low-Voltage Differential Signaling of 330mV) Low Voltage Differential Signal, show image to drive LCDs, display driver links to each other with application processor with LCDs respectively;
USB (universal serial bus) be used for to realize being connected and communication of panel computer and the external units such as portable hard drive, flash disk, printer or digital camera, and USB (universal serial bus) links to each other with application processor;
Embedded storage card, the operating system and various application software and file and the data that are used for storing panel computer, embedded storage card links to each other with application processor;
Digital to analog converter is used for and will be converted to simulated audio signal through the digital audio and video signals of application processor output, and digital to analog converter links to each other with application processor with loudspeaker respectively;
Loudspeaker is used for the simulated audio signal of digital to analog converter output is converted to voice signal, and loudspeaker links to each other with digital to analog converter;
Microphone is used for and will be converted to electric signal from the sound of dull and stereotyped computer outside, then exports to audio coder, and microphone links to each other with audio coder;
Audio coder is used for the electric signal of microphone output is converted to digital audio and video signals, then the digital audio and video signals of panel computer external voice is exported to application processor, and audio coder links to each other with application processor with microphone respectively;
Camera, the optical image that is used for panel computer is photographed is converted into digital video signal, and sends digital video signal to video converter with parallel mode, and camera links to each other with video converter;
Video converter is used for the parallel digital video signal of camera output is converted to serial digital video signal, then sends serial digital video signal to application processor, and video converter links to each other with application processor with camera respectively;
Radio network controller is used for panel computer is connected to wireless network, makes panel computer and internet realize communicating by letter, and radio network controller links to each other with application processor with antenna respectively;
Antenna be used for to receive the electromagnetic wave of Wireless Communication Equipment emission, and converts electromagnetic wave to electric signal and send radio network controller to, and antenna links to each other with radio network controller;
The control button is used for sending the program fill order, and when the panel computer user pressed the control button, the control signal port of application processor and ground wire were connected, and become low level by original high level, and the control button links to each other with application processor with ground wire respectively;
Ground wire is used to the panel computer circuit that zero volt spy's reference potential is provided, and ground wire links to each other with the control button.
The panel computer that the present invention proposes, three-axis gyroscope wherein detects the spatial attitude of panel computer in real time, and sends panel computer to application processor around the anglec of rotation (angle of pitch) of X-axis with around the anglec of rotation (angle of oscillation) of Y-axis; Application processor is scaled the angle of pitch and angle of oscillation respectively the displacement of X and Y-direction, and the cursor on the control screen moves accordingly; Then the state of the position of the application processor Real-Time Monitoring cursor in the panel computer and control button makes corresponding response according to cursor position and control key-press status.Panel computer of the present invention is owing to adopted action induction man-machine interaction mode, therefore overcome that the light transmission that produces when touch-screen man-machine interaction mode is applied to panel computer is poor, color distortion, the life-span is short, cost is high and hand blocks the problems such as screen, except have that the screen light transmission is high, color is true to nature, with low cost and the outstanding advantages such as long service life, also improved naturality, interest and the high efficiency of man-machine interaction.
Description of drawings
Fig. 1 is the structural representation of existing panel computer.
Fig. 2 is the structured flowchart of the panel computer that proposes of the present invention.
Fig. 3 is that the panel computer that the present invention proposes uses synoptic diagram.
Embodiment
The panel computer that the present invention proposes, its structure comprises as shown in Figure 2:
Three-axis gyroscope, the anglec of rotation that centers on X-axis for detection of panel computer is that the angle of pitch and the anglec of rotation that centers on Y-axis are angle of oscillation, and sending analog to digital converter to after above-mentioned two rotation angle value are converted to voltage signal, three-axis gyroscope links to each other with analog to digital converter;
Analog to digital converter, the voltage signal that is used for receiving converts digital signal to, then digital signal is exported to application processor, and analog to digital converter links to each other with application processor with three-axis gyroscope respectively;
Application processor, the command operating that is used for control and execution panel computer, the anglec of rotation that centers on X-axis by analog to digital converter and three-axis gyroscope Real-Time Monitoring panel computer is that the angle of pitch and the anglec of rotation that centers on Y-axis are angle of oscillation, calculate X and the Y-direction displacement of the screen cursor of LCDs according to luffing angle value and swing angle value, then controlling cursor moves accordingly at screen, last icon or menu according to the cursor position place, and the state of control button is made corresponding response, application processor links to each other with analog to digital converter, and analog to digital converter links to each other with three-axis gyroscope;
LCDs is used for the image information that the display panel computer is exported, and LCDs links to each other with display driver;
Display driver, be used for the 3.3V picture signal of panel computer output is converted to the LVDS(Low-Voltage Differential Signaling of 330mV) Low Voltage Differential Signal, show image to drive LCDs, display driver links to each other with application processor with LCDs respectively;
USB (universal serial bus) be used for to realize being connected and communication of panel computer and the external units such as portable hard drive, flash disk, printer or digital camera, and USB (universal serial bus) links to each other with application processor;
Embedded storage card, the operating system and various application software and file and the data that are used for storing panel computer, embedded storage card links to each other with application processor;
Digital to analog converter is used for and will be converted to simulated audio signal through the digital audio and video signals of application processor output, and digital to analog converter links to each other with application processor with loudspeaker respectively;
Loudspeaker is used for the simulated audio signal of digital to analog converter output is converted to voice signal, and loudspeaker links to each other with digital to analog converter;
Microphone is used for and will be converted to electric signal from the sound of dull and stereotyped computer outside, then exports to audio coder, and microphone links to each other with audio coder;
Audio coder is used for the electric signal of microphone output is converted to digital audio and video signals, then the digital audio and video signals of panel computer external computer is exported to application processor, and audio coder links to each other with application processor with microphone respectively;
Camera, the optical image that is used for panel computer is photographed is converted into digital video signal, and sends digital video signal to video converter with parallel mode, and camera links to each other with video converter;
Video converter is used for the parallel digital video signal of camera output is converted to serial digital video signal, then sends serial digital video signal to application processor, and video converter links to each other with application processor with camera respectively;
Radio network controller is used for panel computer is connected to wireless network, makes panel computer and internet realize communicating by letter, and radio network controller links to each other with application processor with antenna respectively;
Antenna be used for to receive the electromagnetic wave of Wireless Communication Equipment emission, and converts electromagnetic wave to electric signal and send radio network controller to, and antenna links to each other with radio network controller;
The control button is used for sending the program fill order, and when the panel computer user pressed the control button, the control signal port of application processor and ground wire were connected, and become low level by original high level, and the control button links to each other with application processor with ground wire respectively;
Ground wire is used to the panel computer circuit that zero volt spy's reference potential is provided, and ground wire links to each other with the control button.
In the panel computer of the present invention, application processor adopts the OMAP application processor of TI company, LCDs adopts 7 inches TFT-LCD LCDs of company of Chunghwa Picture Tubes, display driver adopts the FLATLINK chip of TI company, three-axis gyroscope adopts the L3G462A micromechanical gyro sensor of ST ST Microelectronics, analog to digital converter adopts 12 AD9633 chips of AD company, USB (universal serial bus) adopts USB(Universal Serial BUS) interface, embedded storage card adopts the eMMC(Embedded MultiMediaCard of 16GB) card, loudspeaker adopts 1W moving-coil type panel computer loudspeaker, digital to analog converter adopts the stereo DAC chip of TLV320DAC3100 of TI company, microphone adopts Ф 6 electret capcitor microphones, audio coder adopts the TLV320AIC3106 chip of TI company, camera adopts 2,000,000 pixel CMOS(complementary metal oxide semiconductor) the complementary metal oxide semiconductor (CMOS) camera, video converter adopts the SN65LVDS315 chip of TI company, the WL1271 module of radio network controller TI company, antenna adopts 2.4GHz panel computer WiFi antenna, the control button adopts often drives button, and ground wire adopts the signal ground on the panel computer pcb board.
The man-machine interaction principle of work of panel computer of the present invention, as shown in Figure 3, three-axis gyroscope in the panel computer detects the anglec of rotation (angle of oscillation) that panel computer centers on the anglec of rotation (angle of pitch) of X-axis and centers on Y-axis in real time, and luffing angle value and swing angle value be converted to analog voltage, send application processor to after being converted to digital signal by analog to digital converter.
Application processor calculates the displacement of screen cursor according to following formula:
Directions X displacement=coefficient A * luffing angle value
Y-direction displacement=coefficient B * swing angle value
Coefficient A and coefficient B are constant in the formula, the cursor displacement during the representation unit angle of inclination, its size can control action the sensitivity of induction.
Application processor is according to the X and the Y-direction displacement that calculate, and the cursor on the control screen moves accordingly.
The state of the position of the application processor Real-Time Monitoring cursor in the panel computer and control button, then according to icon or the menu at cursor position place, and the state of control button is made corresponding response.
In sum, the present invention innovates the panel computer man-machine interactive system in design, employing is based on the action induction man-machine interaction mode of panel computer attitude measurement, overcome that the light transmission that touch-screen man-machine interaction mode brings is poor, color distortion, the life-span is short, cost is high and hand blocks the problems such as screen.Panel computer of the present invention except have that the screen light transmission is high, color is true to nature, with low cost and the outstanding advantages such as long service life, also improved naturality, interest and the high efficiency of man-machine interaction.
Claims (1)
1. panel computer is characterized in that this panel computer comprises:
Three-axis gyroscope, the anglec of rotation that centers on X-axis for detection of panel computer is that the angle of pitch and the anglec of rotation that centers on Y-axis are angle of oscillation, and sending analog to digital converter to after above-mentioned two rotation angle value are converted to voltage signal, three-axis gyroscope links to each other with analog to digital converter;
Analog to digital converter, the voltage signal that is used for receiving converts digital signal to, then digital signal is exported to application processor, and analog to digital converter links to each other with application processor with three-axis gyroscope respectively;
Application processor, the command operating that is used for control and execution panel computer, the anglec of rotation that centers on X-axis by analog to digital converter and three-axis gyroscope Real-Time Monitoring panel computer is that the angle of pitch and the anglec of rotation that centers on Y-axis are angle of oscillation, calculate X and the Y-direction displacement of the screen cursor of LCDs according to luffing angle value and swing angle value, directions X displacement=coefficient A * luffing angle value, Y-direction displacement=coefficient B * swing angle value, coefficient A and coefficient B are constant in the formula, cursor displacement during the representation unit angle of inclination, then controlling cursor moves accordingly at screen, last icon or menu according to the cursor position place, and the state of control button is made corresponding response, application processor links to each other with analog to digital converter, and analog to digital converter links to each other with three-axis gyroscope;
LCDs is used for the image information that the display panel computer is exported, and LCDs links to each other with display driver;
Display driver is used for the 3.3V picture signal of panel computer output is converted to the Low Voltage Differential Signal of 330mV, shows image to drive LCDs, and display driver links to each other with application processor with LCDs respectively;
USB (universal serial bus) be used for to realize being connected and communication of panel computer and portable hard drive, flash disk, printer or digital camera, and USB (universal serial bus) links to each other with application processor;
Embedded storage card, the operating system and various application software and file and the data that are used for storing panel computer, embedded storage card links to each other with application processor;
Digital to analog converter is used for and will be converted to simulated audio signal through the digital audio and video signals of application processor output, and digital to analog converter links to each other with application processor with loudspeaker respectively;
Loudspeaker is used for the simulated audio signal of digital to analog converter output is converted to voice signal, and loudspeaker links to each other with digital to analog converter;
Microphone is used for and will be converted to electric signal from the sound of dull and stereotyped computer outside, then exports to audio coder, and microphone links to each other with audio coder;
Audio coder is used for the electric signal of microphone output is converted to digital audio and video signals, then the digital audio and video signals of panel computer external voice is exported to application processor, and audio coder links to each other with application processor with microphone respectively;
Camera, the optical image that is used for panel computer is photographed is converted into digital video signal, and sends digital video signal to video converter with parallel mode, and camera links to each other with video converter;
Video converter is used for the parallel digital video signal of camera output is converted to serial digital video signal, then sends serial digital video signal to application processor, and video converter links to each other with application processor with camera respectively;
Radio network controller is used for panel computer is connected to wireless network, makes panel computer and internet realize communicating by letter, and radio network controller links to each other with application processor with antenna respectively;
Antenna be used for to receive the electromagnetic wave of Wireless Communication Equipment emission, and converts electromagnetic wave to electric signal and send radio network controller to, and antenna links to each other with radio network controller;
The control button is used for sending the program fill order, and when the panel computer user pressed the control button, the control signal port of application processor and ground wire were connected, and become low level by original high level, and the control button links to each other with application processor with ground wire respectively;
Ground wire is used to the panel computer circuit that zero volt spy's reference potential is provided, and ground wire links to each other with the control button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104448422A CN102411406B (en) | 2011-12-27 | 2011-12-27 | Flat computer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104448422A CN102411406B (en) | 2011-12-27 | 2011-12-27 | Flat computer |
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| CN102411406A CN102411406A (en) | 2012-04-11 |
| CN102411406B true CN102411406B (en) | 2013-04-17 |
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| CN2011104448422A Active CN102411406B (en) | 2011-12-27 | 2011-12-27 | Flat computer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103616543A (en) * | 2013-11-19 | 2014-03-05 | 深圳麦科信仪器有限公司 | Full-touch control tablet oscilloscope |
| CN104850341B (en) * | 2015-04-24 | 2019-02-26 | 惠州Tcl移动通信有限公司 | A kind of application icon display methods of mobile terminal and mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6646866B2 (en) * | 2002-03-27 | 2003-11-11 | Chi-Lie Kao | Protective case for a tablet personal computer |
| KR20020086424A (en) * | 2002-10-22 | 2002-11-18 | 안지헌 | The new concept of Tablet PC replacing Laptop Computer. |
| CN1963723A (en) * | 2005-10-18 | 2007-05-16 | 宋柏君 | Flat computer with touch control screen |
| CN101957630A (en) * | 2009-07-21 | 2011-01-26 | 上海研祥智能科技有限公司 | Onboard enhancement mode mobile vehicle-mounted industrial panel computer controlled by four paths of videos |
| CN102012722A (en) * | 2010-12-08 | 2011-04-13 | 谭慧君 | Flat panel computer with HDMI interface |
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