CN101714053A - Improved touch display screen type computer keyboard input equipment and implementing method thereof - Google Patents
Improved touch display screen type computer keyboard input equipment and implementing method thereof Download PDFInfo
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- CN101714053A CN101714053A CN 200910106876 CN200910106876A CN101714053A CN 101714053 A CN101714053 A CN 101714053A CN 200910106876 CN200910106876 CN 200910106876 CN 200910106876 A CN200910106876 A CN 200910106876A CN 101714053 A CN101714053 A CN 101714053A
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- display screen
- computer keyboard
- touch display
- input equipment
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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
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
- G06F3/04886—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures by partitioning the display area of the touch-screen or the surface of the digitising tablet into independently controllable areas, e.g. virtual keyboards or menus
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Input From Keyboards Or The Like (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The invention discloses improved touch display screen type computer keyboard input equipment and an implementing method thereof. A touch screen and a display screen with backlight power-saving control form a main body of a computer keyboard, and the equipment comprises a correspondingly digital control circuit and an embedded management program to control the display of the touch keyboard and the switch of pictures thereof. The equipment can be directly applied in the current computer system without changing the primary computer system.
Description
Technical field
The present invention relates to microcomputer software and hardware and interfacing, particularly the technology of liquid crystal display demonstration and touch-screen.
Background technology
The technology of touch-screen is because the slab construction of its on-mechanical formula at present, be easy to programming, obtain application more and more widely just gradually, also have the human touch-screen to make some communications, the keyboard of electronic product, but when being applied to computing machine, its more convenient user is used, especially how to integrate whole computer application system, under the situation of not wasting original investment, making it to have more efficiency-cost ratio, then is a problem.
Summary of the invention
The present invention has integrated electronic circuitry involved and control system, adopt the touch display screen technology, avoided dust, the puzzlement of dirt, easy to clean, simultaneously can dynamically show the current key symbols that will use and combination, provide a kind of directly perceived, convenient and affine man-machine interface is because integrated general Interface design and corresponding driving program and power save scheme, make it to have more versatility, economy and feasibility.
The technical solution adopted in the present invention is: constitute the main body of computer keyboard jointly by a transparent touch-sensitive panel (3) and a display screen (5) that has power-saving control backlight, and include corresponding digital control circuit system; The digital control circuit system comprises microprocessor MCU (1), touch screen controller (2), display driver (4), storer (8), IO interface controller (6), background light illumination control (9).
Use the input carrier of touch-screen (3) as computer keyboard, touch-screen (3) is coated on the display screen (5), touch-screen (3) is divided into some sensitive zones according to the layout of keyboard, in case the touching of finger is arranged, corresponding sensitive zones will be exported electric signal and give touch screen controller (2), touch screen controller (2) is the positional information of button with electrical signal conversion and is transferred to microprocessor MCU (1) that microprocessor MCU (1) handles by inner buffer after the CPU of IO interface controller (6) and main frame (7) communicates again; Display screen (5) then shows the corresponding key symbol according to the layout of keyboard simultaneously, it has substituted the printing mark on the former computer keyboard, microprocessor MCU (1) reads the key symbol information that will show from storer (8), output order is to display driver (4) then, the button content that will show by this driver control display screen (5); Microprocessor MCU (1) also will notify main frame (7) current keyboard show state simultaneously, calls different key symbol question blanks in order to main frame (7).
Do not support the touch-screen of multiple point touching for some, to use two keys, even the occasion of the combinatorial input of triple bond, resemble CTRL, ALT, the SHIFT function key, can consider the special processing scheme, as when pressing these three keys of CTRL or ALT or SHIFT for the first time, program will keep its button input state, when other button input, as the X key, program is judged as CTRL+X (or ALT+X, or SHIFT+X) with it, until pressing these three keys of CTRL or ALT or SHIFT once more, program will discharge this hold mode and get back to normal state.
By the control of microprocessor MCU (1), the form that display frame is switched can comprise various animation effects.
IO interface controller (6) can be the general purpose interface bus of computer-internal, also can be outside general-purpose interfaces such as USB or PS2.Condition based on operating systems such as present WINDOWS, as long as go up the specifically developed driver of installation at main frame (7), keyboard of the present invention just can use as simple being connected on the main frame of other common keyboard, and need not to change the design of original computer system.
By the electricity-saving control method of background light lighting control unit (9) and the embedded program of microprocessor MCU (1), can be under the prerequisite that does not influence the actual displayed effect effective saves energy, and change the background light color to strengthen display effect.
The present invention can use a kind of anti-white negative sense display screen pattern that shows, can effectively control cost again when strengthening display effect.
The present invention can the replacement computer mouse function, and it is divided into two parts with touch display screen, and a part is used for the mouse control plate, and a part is used for the mixed function key zone, and can programme and exchange to adapt to the custom of left hand or right handed user in two zones.
The present invention can be as the equipment of handwriting input, and it is divided into two parts with touch display screen, and a part is used for handwriting pad, and a part is used for the mixed function key zone, and exchange can be programmed to adapt to the custom of left hand or right handed user in two zones.
Description of drawings
Further specify technology realization of the present invention below in conjunction with accompanying drawing and enforcement example.
Fig. 1 is the section of structure of the simplification of case of the present invention
Fig. 2 is the standard keyboard layout that the display screen of case of the present invention shows
Fig. 3 is the synoptic diagram of the touch-screen of case of the present invention
Fig. 4 is the circuit block diagram of case of the present invention
Fig. 5 is that the control flow chart and the corresponding keyboard of a simplification of case of the present invention shows the variation synoptic diagram
Embodiment
Describe for convenient, here with the anti-white liquid crystal display that shows of full dot matrix, 104 key standard I BM PC keyboards are that example describes.
Figure 1 shows that the structural relation figure of touch-screen and LCDs combination, transparent touch screen is coated on the display screen, and the shown key symbol of display screen sees through touch-screen and cast out.
A standard 104 key board layouts shown in Figure 2, under the state of acquiescence, display screen will show the pattern of standard keyboard layout as shown in Figure 2.
Figure 3 shows that the planning of touch-screen, touch-screen is divided into 104 sensing units accordingly, and draws row-column electrode by matrix relationship, and each sensing unit is defined by the row and column of unique correspondence.
As shown in Figure 4, its principle of work is, microprocessor MCU (1) is embedded with keyboard scan and supervisory routine as the core of this digital control circuit system, and it is in the state of continuous touch screen scanning (3) input; Microprocessor MCU (1) will at first read the QWERTY keyboard pattern that will show from storer (8), output order is given display driver (4), indicated number screen (5) shows corresponding keyboard pattern, microprocessor MCU (1) will notify main frame (7) current keyboard show state simultaneously, call different key symbol question blanks in order to main frame (7), microprocessor MCU (1) waits for the input of touch screen controller (2) then, in case the sensing unit of touch-screen (3) has any induction, be equivalent to the button input, then touch screen controller (2) just is changed to ranks electric signal dress corresponding position information and is transferred to microprocessor MCU (1), microprocessor MCU (1) is corresponding to differentiate its key assignments with the current button key table that calls in the storer (8) with it after caching process, and it is translated to keyboard scancode, and then send to main frame (7) through IO interface controller (6), main frame (7) draws the ASCII character or the Unicode sign indicating number of current input key assignments after caching process, and the execution associative operation, go up character display or carry out a certain order at main frame (7); If the user will change the display pattern of keyboard, want the alphabetic keypad that changes case as the user, input keyboard
CAPS LOCKAfter the key, display screen (5) just will be changed between upper case and lower case letter keyboard.In the process of whole procedure work, microprocessor MCU (1) will control the time that (9) are gone to regulate the brightness of demonstration backlight and controlled its demonstration by the background light illumination, and the lamp of control different colours.
Fig. 5 is that the control flow chart of a simplification and three keyboards of corresponding display screen (5) show the variation synoptic diagram, and it has illustrated that another changes the example that keyboard shows.If the user wants to import the complex mathematical formula, supposes keyboard
F1Key is defined as special function keys, then user's input
F1After, display screen (5) will change " menu display mode " over to from " QWERTY keyboard display mode ", after the user selects the function of " mathematical operation keyboard " through menu, microprocessor MCU (1) will read the keyboard pattern that will show from storer (8), output order is given display driver (4), display screen (5) just will change " mathematical operation keyboard " display mode (variation of this state of microprocessor MCU (1) notice main frame (7) simultaneously) over to, microprocessor MCU (1) will be in the state of waiting for the button input again, in case the user imports the button in any mathematical operation keyboard, microprocessor MCU (1) just passes to main frame (7) to keyboard scancode, main frame (7) shows corresponding key symbol, so repeatedly.
The rest may be inferred, and other keyboard shows and input, resembles all methods and going like this such as the keyboard of non-English and various functional graphic interface.
The pattern of switching as for keyboard display frame is then defined in the program in microprocessor MCU (1), and is selected once the user, all can abide by set animation effect and carry out in the change that picture switches each time, selected again until user or program.Consider that present some touch-screen also do not support the limitation of multiple point touching, for CTRL, ALT, the SHIFT special function keys, owing to will use two keys traditionally, even the combinatorial input of triple bond, in the program of MCU (1), can consider following processing scheme, when pressing CTRL or ALT or these three keys of SHIFT for the first time, the program of MCU (1) will keep its button input state, when other button input, as the X key, the program of MCU (1) is judged as CTRL+X (or ALT+X with it, or SHIFT+X), until pressing these three keys of CTRL or ALT or SHIFT once more, the hold mode that the program of MCU (1) will discharge as be.
More than invention can be applied to desk-top computer, notebook computer, and learning machine, and some Industry Control input equipment, in concrete application, the technological development personnel might need to do to adjust individually and change according to specific field.The explanation of embodiment of the present invention only is a preferred examples according to this invention scheme, can not be understood that the restriction to the present invention program.
Claims (9)
1. the computer keyboard input equipment of an improved touch display screen type and its implementation, it is characterized in that: it is made of the main body of computer keyboard jointly a touch-screen and display screen, and include corresponding digital control circuit system and embedded supervisory routine thereof, with the demonstration of control touch keyboard and the switching of picture thereof.
2. the computer keyboard input equipment of improved touch display screen type according to claim 1 and its implementation, it is characterized in that: used general calculation machine bus interface, can directly apply to desktop computer, or notebook computer, or other needs the electromechanical equipment of computer keyboard, and need not original equipment or design are changed.
3. the computer keyboard input equipment of improved touch display screen type according to claim 1 and its implementation is characterized in that: it has comprised an anti-white negative sense display screen pattern that shows.
4. the computer keyboard input equipment of improved touch display screen type according to claim 1 and its implementation, it is characterized in that: it has comprised power-saving control backlight unit, and can use different backlight colors.
5. the computer keyboard input equipment of improved touch display screen type according to claim 1 and its implementation, it is characterized in that: the interface of using display screen to show keyboard, it shows that the key symbols of which kind of content of which kind of type or functional graphic allow the user to carry out operation change by menu or graphical interfaces.
6. according to computer keyboard input equipment and its implementation of claim 1 and 5 described improved touch display screen types, it is characterized in that: the form that its display frame is switched can comprise various animation effects
7. the computer keyboard input equipment of improved touch display screen type according to claim 1 and its implementation, it is characterized in that: do not support the touch-screen of multiple point touching for some, to use two keys, even the occasion of the combinatorial input of triple bond, resemble CTRL, ALT, the SHIFT function key, can consider the special processing scheme, as when pressing these three keys of CTRL or ALT or SHIFT for the first time, program will keep its button input state, when other button input, as the X key, program is judged as CTRL+X (or ALT+X with it, or SHIFT+X), until pressing these three keys of CTRL or ALT or SHIFT once more, program will discharge this hold mode and get back to conventional state.
8. the computer keyboard input equipment of improved touch display screen type according to claim 1 and its implementation, it is characterized in that: touch display screen can be divided into two parts, a part is used for the mouse control plate, a part is used for the mixed function key zone, and exchange can be programmed to adapt to the custom of left hand or right handed user in two zones.
9. the computer keyboard input equipment of improved touch display screen type according to claim 1 and its implementation, it is characterized in that: touch display screen can be divided into two parts, a part is used for handwriting pad, a part is used for the mixed function key zone, and exchange can be programmed to adapt to the custom of left hand or right handed user in two zones.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910106876 CN101714053A (en) | 2009-04-27 | 2009-04-27 | Improved touch display screen type computer keyboard input equipment and implementing method thereof |
| PCT/CN2010/071947 WO2010124574A1 (en) | 2009-04-27 | 2010-04-21 | Computer keyboard input device of improved touch-screen type and implementation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910106876 CN101714053A (en) | 2009-04-27 | 2009-04-27 | Improved touch display screen type computer keyboard input equipment and implementing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101714053A true CN101714053A (en) | 2010-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910106876 Pending CN101714053A (en) | 2009-04-27 | 2009-04-27 | Improved touch display screen type computer keyboard input equipment and implementing method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN101714053A (en) |
| WO (1) | WO2010124574A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102375663A (en) * | 2010-08-23 | 2012-03-14 | 亚旭电脑股份有限公司 | Key touch type handheld data processing equipment |
| CN103207723A (en) * | 2012-01-12 | 2013-07-17 | 上海创远仪器技术股份有限公司 | Quick input device for universal instrument |
| CN106648165A (en) * | 2016-09-30 | 2017-05-10 | 贵州诚谨正信息系统工程监理有限公司 | Device for detecting display |
| TWI777785B (en) * | 2021-09-24 | 2022-09-11 | 華碩電腦股份有限公司 | Electronic device |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104834457A (en) * | 2014-02-11 | 2015-08-12 | 中兴通讯股份有限公司 | Method and apparatus for automatically adjusting touch screen keyboard |
| CN105188219A (en) * | 2015-09-10 | 2015-12-23 | 北京威控科技股份有限公司 | Induction type control system of indoor wall switch, and induction type control method |
| CN112114683B (en) * | 2020-08-07 | 2024-05-31 | 西安电子科技大学 | Information input control method, system, device, keyboard and intelligent equipment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6501464B1 (en) * | 2000-10-31 | 2002-12-31 | Intel Corporation | On-screen transparent keyboard interface |
| DE20101768U1 (en) * | 2001-01-31 | 2002-03-14 | Siemens Ag | Display and operating device, in particular touch panel |
-
2009
- 2009-04-27 CN CN 200910106876 patent/CN101714053A/en active Pending
-
2010
- 2010-04-21 WO PCT/CN2010/071947 patent/WO2010124574A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102375663A (en) * | 2010-08-23 | 2012-03-14 | 亚旭电脑股份有限公司 | Key touch type handheld data processing equipment |
| CN103207723A (en) * | 2012-01-12 | 2013-07-17 | 上海创远仪器技术股份有限公司 | Quick input device for universal instrument |
| CN106648165A (en) * | 2016-09-30 | 2017-05-10 | 贵州诚谨正信息系统工程监理有限公司 | Device for detecting display |
| TWI777785B (en) * | 2021-09-24 | 2022-09-11 | 華碩電腦股份有限公司 | Electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010124574A1 (en) | 2010-11-04 |
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Open date: 20100526 |