CN106339349A - Calculator provided with laser projection keyboard - Google Patents
Calculator provided with laser projection keyboard Download PDFInfo
- Publication number
- CN106339349A CN106339349A CN201610727052.8A CN201610727052A CN106339349A CN 106339349 A CN106339349 A CN 106339349A CN 201610727052 A CN201610727052 A CN 201610727052A CN 106339349 A CN106339349 A CN 106339349A
- Authority
- CN
- China
- Prior art keywords
- laser
- projection
- keyboard
- module
- turnover cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
- G06F15/0225—User interface arrangements, e.g. keyboard, display; Interfaces to other computer systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (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)
Abstract
The invention relates to a calculator provided with a laser projection keyboard. The calculator with the laser projection keyboard comprises an upper turnover cover (1), a lower turnover cover (2) and a processor module (13); a displayer (6) is arranged on the surface of the upper turnover cover (1) of the calculator; a laser positioning module (3) and a laser projection module (4) are arranged in the middle of the upper edge of the upper turnover cover (1); a horn (5) is arranged in the position of the right upper corner of the upper edge of the upper turnover cover (1); a keyboard projection board (7) is arranged on the surface of the lower turnover cover (2); a power switch button (8), a function switching button (9) and a voice input device (10) are arranged on the right side of the lower turnover cover (2); the processor module (13) is arranged inside the lower turnover cover (2). The calculator provided with the laser projection keyboard is formed by red light projection, has small volume, does not require regular cleaning; the problems of water resistance and wear resistance are not need to be worried about; in addition, the calculator provided with the laser projection keyboard does not affect night vision and further does not need an additional external light source.
Description
Technical field
Patent of the present invention is related to technical field of electronic equipment, more particularly, to a kind of computer with laser-projection keyboard.
Background technology
Under current techniques, common computer, adopting physical keyboard, user passes through to tap the physical keyboard of computer more
On each button carry out input instruction, complete corresponding operating.
But the physical keyboard of common computer exists, and easy to wear, cleaning is difficult, it is larger to take up room and water proofing property is poor
Problem, in addition cannot see keyboard clearly in night user.
Content of the invention
Patent of the present invention provides a kind of computer with laser-projection keyboard, to solve above-mentioned technical problem.
In order to achieve the above object, the technical scheme of patent of the present invention is achieved in that
A kind of computer with laser-projection keyboard, comprising: upturning lid (1), down turnover cover (2), processor module (13)；
Upturning lid (1) comprises laser positioning module (3), laser projection module (4), loudspeaker (5), display (6)；
Down turnover cover (2) comprises keyboard projection plate (7), power switch button (8), function switching push button (9), phonetic entry dress
Put (10)；
Upturning lid (1) is hinged with down turnover cover (2)；
The top edge that keyboard projection modules (4), laser positioning module (3) are arranged at upturning lid (1) is placed in the middle；
Loudspeaker (5) are arranged on the upper right corner of upturning lid (1)；
Display (6) is arranged on the inner surface of upturning lid (1)；
It is internal that processor module (13) is arranged on down turnover cover (2)；
Preferably, keyboard projection modules (4) are used for for keyboard image passing through laser projection in precalculated position, form laser and throw
Shadow keyboard；
Laser positioning module (3) is used for projecting infrared light covering laser-projection keyboard, then detects input thing in laser projection
Coordinate on keyboard, and detection signal is sent to processor module (13), then match corresponding button, finally according to correspondence
Button sends corresponding instruction.
Preferably, keyboard projection modules (4) include laser instrument (11) and grating (12)；
Grating (12) is arranged on the Laser emission end of laser instrument (11).
Preferably, the inner surface of grating (12) is carved with keyboard pattern, and the outer surface of grating (12) is provided with wear-resistance thin film；
Laser instrument (11) is used for launching the HONGGUANG of 600nm～650nm.
Preferably, laser positioning module (3) includes infrared image projection module (15) and infrared image acquisition module (16)；
Infrared image projection module (15) is used for launching the infrared light of 840nm～860nm；
Infrared image acquisition module (16) is used for sensing the signal that infrared light is interfered and produces because of input thing, and detection is defeated
Enter coordinate on laser-projection keyboard for the thing.
Further, the computer with laser-projection keyboard also includes: speech input device (10)；
Speech input device (10) is used for receiving phonetic order, and is converted into phonetic order by processor module (13)
Corresponding instruction.
Further, the computer with laser-projection keyboard also includes: function switching push button (9)；
Function switching push button (9) respectively with keyboard projection modules (4), processor module (13), speech input device (10)
Connect.
Preferably, laser-projection keyboard overlay keyboard projection plate (7) that keyboard projection modules are formed by laser projection；
Keyboard projection plate (7) is arranged on the upper surface of down turnover cover (2).
Preferably, processor module (13) and display (6), loudspeaker (7), function switching push button (8), power switch button
(9), laser positioning module (3), laser projection module (4) link.
Processor module (13) can be selected for arm cortex-m3 family chip.
The technical scheme that the patent of invention of the disclosure provides can include following beneficial effect: keyboard projection modules are used for sending out
Go out HONGGUANG, form laser-projection keyboard in precalculated position；Laser positioning module is used for projecting infrared light covering laser-projection keyboard,
Detection input coordinate on laser-projection keyboard for the thing, and detection signal is sent to processor module；Processor module is used for
Control keyboard projection module carries out laser projection, forms laser-projection keyboard, detects that input thing exists further according to laser positioning module
Coordinate matching on laser-projection keyboard goes out corresponding button, sends corresponding instruction finally according to corresponding button；Laser-projection keyboard
Formed by HONGGUANG projection, take small volume it is not necessary to periodically be cleaned, and need not worry about waterproof and antiwear ask
Topic, in addition night uses and nor affects on sight line it is not necessary to light source is set up in outside again.The patent of invention of the disclosure also has voice and knows
Other function, expands the present invention and uses crowd's scope.
Brief description
In order to be illustrated more clearly that patent specific embodiment of the present invention or technical scheme of the prior art, below will be right
In specific embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe
In accompanying drawing be patent of the present invention some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 has the structural representation of laser-projection keyboard computer for the present invention；
Fig. 2 is the side structure schematic diagram of keyboard projection modules of the present invention；
Fig. 3 has the frame principle figure of the control unit of laser-projection keyboard computer for the present invention
Shown in figure, 1, upturning lid, 2, down turnover cover, 3, laser positioning module, 4, laser projection module, 5, loudspeaker, 6, aobvious
Show device, 7, keyboard projection plate, 8, power switch button, 9, function switching push button, 10, speech input device, 11, laser instrument, 12,
Grating, 13, processor module, 14, display, language output module, 15, function switching push button, 16, infrared image projection module,
17th, infrared image acquisition module.
Specific embodiment
Below with reference to accompanying drawing, clear, complete description is carried out to the technical scheme of each embodiment of patent of the present invention it is clear that
Described embodiment is only a part of embodiment of patent of the present invention, rather than whole embodiments.Special based on the present invention
Embodiment in profit, the obtained all other reality on the premise of not making creative work of those of ordinary skill in the art
Apply example, broadly fall into the scope that patent of the present invention is protected.
In the description of patent of the present invention, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term
Directly ", the orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, are only
For the ease of describing patent of the present invention and simplifying description, rather than instruction or the hint device of indication or element must have specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that restriction to patent of the present invention.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or hint relative importance.
In the description of patent of the present invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly
Connect；Can be to be mechanically connected or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning in patent of the present invention for the language.
Below by specific embodiment and combine accompanying drawing patent of the present invention is described in further detail.
Embodiment one
The present invention has the computer of laser-projection keyboard, comprising: laser projection module 4, processor module 13, laser are fixed
Position module 3, display/language output module 14；Laser projection module 4 is used for for keyboard image passing through laser projection in pre-determined bit
Put, form laser-projection keyboard；Processor module 13 is used for controlling laser projection module 4 to carry out laser projection, forms laser and throws
Further according to laser positioning module 3, shadow keyboard, detects that input coordinate matching on laser-projection keyboard for the thing goes out corresponding button, finally
Corresponding instruction is sent according to corresponding button, and final result is exported by display/language output module 14；Laser is fixed
Position module 3 is used for projecting infrared light covering laser-projection keyboard, then detects input coordinate on laser-projection keyboard for the thing, and will
Detection signal is sent to processor module 13.
Wherein, laser projection module 4 is used for sending HONGGUANG, carries out laser projection, forms laser projection key in precalculated position
Disk；For keyboard projection physical keyboard relatively, due to being to be formed by HONGGUANG projection, therefore take small volume it is not necessary to carry out determining
Phase is cleaned, and needs not worry about waterproof and antiwear problem, in addition again night using nor affecting on sight line it is not necessary to outside
Set up light source；Laser positioning module 3 is used for projecting infrared light covering laser-projection keyboard, when finger or other objects of user
As input thing, when laser-projection keyboard is inputted, the infrared light that laser positioning module 3 sends also can produce corresponding ripple
Dynamic, the corresponding fluctuation that now laser positioning module 3 produces according to infrared light, detection input seat on laser-projection keyboard for the thing
Mark, and detection signal is sent to processor module 13；Processor module 13 is as the computer originally with laser-projection keyboard
Technical support, with laser projection module 4, laser positioning module 3 be connected to control laser projection module 4 carry out laser throwing
Shadow, forms laser-projection keyboard, detects that input coordinate matching on laser-projection keyboard for the thing goes out further according to laser positioning module 3
Corresponding button, sends corresponding instruction finally according to corresponding button.
Wherein, display/language output module 14 includes display 6, loudspeaker 5.Final result is passed through by processor module 13
Display/language output module 14 is exported.
Embodiment two
The present invention has the computer of laser-projection keyboard, comprising: laser projection module 4, processor module 13, laser are fixed
Position module 3, display/language output module 14；
Laser projection module 4 is used for for keyboard image passing through laser projection in precalculated position, forms laser-projection keyboard；
Processor module 13 is used for controlling laser projection module 4 to carry out laser projection, forms laser-projection keyboard, further according to
Laser positioning module 3 detection input coordinate matching on laser-projection keyboard for the thing goes out corresponding button, finally according to corresponding button
Send corresponding instruction, and final result is exported by display/language output module 14；
Laser positioning module 3 is used for projecting infrared light covering laser-projection keyboard, then detects input thing in laser projection key
Coordinate on disk, and detection signal is sent to processor module 13.
Wherein, laser projection module 4 is used for sending HONGGUANG, carries out laser projection, forms laser projection key in precalculated position
Disk；For keyboard projection physical keyboard relatively, due to being to be formed by HONGGUANG projection, therefore take small volume it is not necessary to carry out determining
Phase is cleaned, and needs not worry about waterproof and antiwear problem, in addition again night using nor affecting on sight line it is not necessary to outside
Set up light source；Laser positioning module 3 is used for projecting infrared light covering laser-projection keyboard, when finger or other objects of user
As input thing, when laser-projection keyboard is inputted, the infrared light that laser positioning module 3 sends also can produce corresponding ripple
Dynamic, the corresponding fluctuation that now laser positioning module 3 produces according to infrared light, detection input seat on laser-projection keyboard for the thing
Mark, and detection signal is sent to processor module 13；Processor module 13 is as the computer originally with laser-projection keyboard
Technical support, with laser projection module 4, laser positioning module 3 be connected to control laser projection module 4 carry out laser throwing
Shadow, forms laser-projection keyboard, detects that input coordinate matching on laser-projection keyboard for the thing goes out further according to laser positioning module 3
Corresponding button, sends corresponding instruction finally according to corresponding button.
In a kind of possible implementation of the present invention, laser projection module 4 includes laser instrument 11 and grating 12；Grating
The 12 Laser emission ends being arranged on laser instrument 11, wherein grating 12 coordinate the HONGGUANG that laser instrument 11 sends, and can be projected out keyboard
Pattern, laser instrument 11 and grating 12 compounding practice complete the operation of projected keyboard.
In the alternatively possible implementation of the present invention, the inner surface of grating 12 is carved with, and the demand according to computer is carved
Make corresponding key pattern, grating 12 coordinates the HONGGUANG that laser instrument 11 sends, and can be projected out the pattern of keyboard, laser instrument 11 and light
Grid 12 compounding practice completes the operation of projected keyboard；The outer surface of grating 12 is provided with wear-resistance thin film；Laser instrument 11 is used for sending out
Penetrate the HONGGUANG of 600nm～650nm.It is easy to user to observe, and then carry out input through keyboard operation.
In another possible implementation in the present invention, laser positioning module 3 includes infrared image projection module 15 He
Infrared image acquisition module 16；Infrared image projection module 15 is used for launching the infrared light of 840nm～860nm；Infrared image is adopted
Collection module 16 is used for sensing the signal that infrared light is interfered and produces because of input thing, and detection input thing is on laser-projection keyboard
Coordinate.
Wherein, laser positioning module 3 includes infrared image projection module 15 and infrared image acquisition module 16, by infrared figure
As projection and infrared image acquisition are separately carried out, the burden of laser positioning module 3 can be mitigated, can more accurately carry out red
The input of user is accurately changed into corresponding keyboard instruction by outer image projection and collection；Infrared image projection module
15 are used for launching the infrared light of 840nm～860nm, through the modulation of the transmitting terminal of infrared image projection module 15, throw in keyboard
Form the uniform projection of infrared light in the range of shadow image, cover the laser instrument 11 in laser projection module 4 using infrared light
The keyboard projection that the HONGGUANG projecting is formed, when user touch control keyboard projects, infrared image acquisition module 16 collection input thing
The fluctuation that the infrared light causing produces；Hereafter recycle the ripple that the infrared light that infrared image acquisition module 16 passes through to collect produces
The dynamic concrete keyboard tapping of user that navigates to projects corresponding button, and then is then converted to corresponding keyboard instruction；If necessary,
Infrared image acquisition module 16 is built-in with ccd sensor, and image resolution ratio is 640 × 480, and frame per second is 25～35f/s, and ccd passes
Sensor is in order to be transformed into electric charge by light, thus light signal is converted into digital signal.
In another possible implementation in the present invention, originally there is the computer of laser-projection keyboard, also include: voice
Input module；Voice input module is used for receiving phonetic order, and by processor module 13, phonetic order is converted into correspondence
Instruction.
Wherein, the computer originally with laser-projection keyboard not only has the input mode of input through keyboard, also has voice
The mode of input, by voice input module, user can directly carry out phonetic entry, and voice input module receives use
The voice signal of person, voice signal is converted into digital signal, is then forwarded to processor module 13, is then converted into corresponding finger
Order.
In another possible implementation in the present invention, originally there is the computer of laser-projection keyboard, also include: function
Switching push button 9；Function switching push button 9 is connected with laser projection module 4, processor module 13, voice input module respectively.
Wherein, the computer originally with laser-projection keyboard has laser keyboard input, two kinds of input modes of phonetic entry,
User can switch input mode by function switching push button 9, and switch mode is divided into laser keyboard input pattern, phonetic entry
Pattern and mixed input mode；When laser keyboard input pattern, voice input module is closed, and user is only thrown by keyboard
Shadow carrys out input instruction；When phonetic entry pattern, laser projection module 4 is closed, and user is only by voice come input instruction；When
During mixed input mode, user can simultaneously by laser projection module 4, speech input device 10 come input instruction.
In another possible implementation in the present invention, originally there is the computer of laser-projection keyboard, also include: above turn over
Lid 1, down turnover cover 2, display；Upturning lid 1 is hinged with down turnover cover 2；Laser projection module 4, laser positioning module 3 are arranged at
Renovate 1 top edge；
Wherein, upturning lid 1, down turnover cover 2 as the computer originally with laser-projection keyboard main body, upturning lid 1, under turn over
Cover 2 hinged, when idle, upturning lid 1, down turnover cover 2 close, save space, and protected using the shell of upturning lid 1, down turnover cover 2
Part within shield；If necessary, buckle can be set at the edge of upturning lid 1, down turnover cover 2, in closure, upturning lid 1, down turnover cover
2 can fixed by snap together；Display is arranged on the inner surface of upturning lid 1, for the content of display calculator；Laser
Projection module 4, laser positioning module 3 are arranged at the top edge of upturning lid 1, under preferable case, laser projection module 4, laser
Locating module 3 is arranged at the centre position of the top edge of upturning lid 1, so convenient
In another possible implementation in the present invention, originally there is the computer of laser-projection keyboard, also include: keyboard
Projection plate 7；The laser-projection keyboard overlay keyboard projection plate 7 that laser projection module 4 is formed by laser projection；Keyboard projection plate
7 upper surfaces being arranged on down turnover cover 2.
Wherein, keyboard projection plate 7 is arranged on the upper surface of down turnover cover 2, and keyboard projection plate 7 is the frosted flat board of white,
When carrying out keyboard projection, the light that laser projection module 4 can be coordinated to send, laser-projection keyboard is highlighted, is easy to make
User is checked, consequently facilitating carrying out input through keyboard.
In another possible implementation in the present invention, processor module 13 can be selected for arm cortex-m3 series core
Piece.
Wherein, processor module 13 can be selected for arm cortex-m3 family chip, and arm cortex-m3 family chip has
There are small volume, low-power consumption, low cost, high-performance, instruction execution speed are fast, the features such as execution efficiency is high, by using arm
Cortex-m3 family chip can carry out quick, accurate process to data.
Finally it is noted that above example, only in order to the technical scheme of patent of the present invention to be described, is not intended to limit；
Although being described in detail to patent of the present invention with reference to the foregoing embodiments, it will be understood by those within the art that:
It still can be modified to the technical scheme described in previous embodiment, or to wherein some or all of technical characteristic
Carry out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from patent Example of the present invention
The scope of technical scheme.
Claims (9)
1. a kind of computer with laser-projection keyboard is it is characterised in that include: upturning lid (1), down turnover cover (2), processor
Module (13)；
Described upturning lid (1) comprises laser positioning module (3), laser projection module (4), loudspeaker (5), display (6)；
Described down turnover cover (2) comprises keyboard projection plate (7), power switch button (8), function switching push button (9), phonetic entry dress
Put (10)；
Described upturning lid (1) is hinged with described down turnover cover (2)；
The top edge that described keyboard projection modules (4), described laser positioning module (3) are arranged at described upturning lid (1) is placed in the middle；
Described loudspeaker (5) are arranged on the upper right corner of described upturning lid (1)；
Described display (6) is arranged on the inner surface of described upturning lid (1)；
It is internal that described processor module (13) is arranged on described down turnover cover (2).
2. there is the computer of laser-projection keyboard as claimed in claim 1 it is characterised in that:
Described keyboard projection modules (4) are used for for keyboard image passing through laser projection in precalculated position, form laser-projection keyboard；
Described laser positioning module (3) is used for projecting infrared light covering laser-projection keyboard, then detects input thing in described laser
Coordinate in projected keyboard, and detection signal is sent to processor module (13), then match corresponding button, finally according to
Corresponding button sends corresponding instruction.
3. there is the computer of laser-projection keyboard as claimed in claim 2 it is characterised in that: described keyboard projection modules
(4) laser instrument (11) and grating (12) are included；
Described grating (12) is arranged on the Laser emission end of described laser instrument (11).
4. there is the computer of laser-projection keyboard as claimed in claim 3 it is characterised in that: the interior table of described grating (12)
Keyboard pattern is carved with face, and the outer surface of described grating (12) is provided with wear-resistance thin film；
Described laser instrument (11) is used for launching the HONGGUANG of 600nm～650nm.
5. there is the computer of laser-projection keyboard as claimed in claim 1 it is characterised in that: described laser positioning module
(3) infrared image projection module (15) and infrared image acquisition module (16) are included；
Described infrared image projection module (15) is used for launching the infrared light of 840nm～860nm；
Described infrared image acquisition module (16) is used for sensing the signal that described infrared light is interfered and produces because of input thing, inspection
Survey input coordinate on described laser-projection keyboard for the thing.
6. there is the computer of laser-projection keyboard as claimed in claim 1 it is characterised in that also including: phonetic entry dress
Put (10)；
Described speech input device (10) is used for receiving phonetic order, and is referred to described voice by described processor module (13)
Order is converted into corresponding instruction.
7. there is the computer of laser-projection keyboard as claimed in claim 6 it is characterised in that also including: function switching is pressed
Button (9)；
Described function switching push button (9) respectively with described keyboard projection modules (4), described processor module (13), described voice
Input equipment (10) connects.
8. there is the computer of laser-projection keyboard as claimed in claim 7 it is characterised in that described keyboard projection modules are led to
The laser-projection keyboard crossing laser projection formation covers described keyboard projection plate (7)；
Described keyboard projection plate (7) is arranged on the upper surface of described down turnover cover (2).
9. there is the computer of laser-projection keyboard as claimed in claim 1 it is characterised in that described processor module (13)
With display (6), loudspeaker (7), function switching push button (8), power switch button (9), laser positioning module (3), laser projection
Module (4) links.
Described processor module (13) can be selected for arm cortex-m3 family chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610727052.8A CN106339349A (en) | 2016-08-25 | 2016-08-25 | Calculator provided with laser projection keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610727052.8A CN106339349A (en) | 2016-08-25 | 2016-08-25 | Calculator provided with laser projection keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106339349A true CN106339349A (en) | 2017-01-18 |
Family
ID=57825326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610727052.8A Pending CN106339349A (en) | 2016-08-25 | 2016-08-25 | Calculator provided with laser projection keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106339349A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108459670A (en) * | 2018-05-11 | 2018-08-28 | 吉林工程技术师范学院 | A kind of industrial control computer with projected keyboard |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1269658A (en) * | 1999-03-26 | 2000-10-11 | 诺基亚流动电话有限公司 | Input apparatus for hand input-data and mobile telephone |
| US20040125147A1 (en) * | 2002-12-31 | 2004-07-01 | Chen-Hao Liu | Device and method for generating a virtual keyboard/display |
| CN1708764A (en) * | 2000-05-29 | 2005-12-14 | Vkb有限公司 | Virtual data entry device and method for input of alphanumeric and other data |
| CN201142054Y (en) * | 2007-02-27 | 2008-10-29 | 英特尔公司 | Computer keyboard |
| CN301728616S (en) * | 2011-05-19 | 2011-11-16 | 深圳市齐心文具股份有限公司 | Calculator (flip type) |
| CN203733115U (en) * | 2014-02-07 | 2014-07-23 | 慈溪思达电子科技有限公司 | Voice input intelligent calculator |
-
2016
- 2016-08-25 CN CN201610727052.8A patent/CN106339349A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1269658A (en) * | 1999-03-26 | 2000-10-11 | 诺基亚流动电话有限公司 | Input apparatus for hand input-data and mobile telephone |
| CN1708764A (en) * | 2000-05-29 | 2005-12-14 | Vkb有限公司 | Virtual data entry device and method for input of alphanumeric and other data |
| US20040125147A1 (en) * | 2002-12-31 | 2004-07-01 | Chen-Hao Liu | Device and method for generating a virtual keyboard/display |
| CN201142054Y (en) * | 2007-02-27 | 2008-10-29 | 英特尔公司 | Computer keyboard |
| CN301728616S (en) * | 2011-05-19 | 2011-11-16 | 深圳市齐心文具股份有限公司 | Calculator (flip type) |
| CN203733115U (en) * | 2014-02-07 | 2014-07-23 | 慈溪思达电子科技有限公司 | Voice input intelligent calculator |
Non-Patent Citations (1)
| Title |
|---|
| 蔡睿妍: "激光虚拟键盘的设计与实现", 《激光与红外》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108459670A (en) * | 2018-05-11 | 2018-08-28 | 吉林工程技术师范学院 | A kind of industrial control computer with projected keyboard |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105094225B (en) | Mobile terminal | |
| CN108696608A (en) | Support construction including conductive path and the electronic equipment with the support construction | |
| CN109934137A (en) | A kind of photoelectricity fingerprint identification device, terminal and fingerprint identification method | |
| CN104461004A (en) | Wearable intelligent equipment | |
| CN106774868B (en) | Wireless presentation device | |
| CN110521288A (en) | The printed circuit board of ground connection including connector and with different potentials and electronic equipment with the printed circuit board | |
| JP7135444B2 (en) | Information processing device and program | |
| CN105639818A (en) | Intelligent safety helmet based on augmented reality, space scanning and gesture recognition technologies | |
| CN109690472A (en) | Electronic equipment and its operating method with multiple displays | |
| CN104750234A (en) | Wearable intelligent device and interacting method for wearable intelligent device | |
| CN109059929A (en) | Air navigation aid, device, wearable device and storage medium | |
| CN105021775B (en) | Multi-parameter gas detector | |
| CN203350807U (en) | Display system with interactional function | |
| US11216066B2 (en) | Display device, learning device, and control method of display device | |
| CN106339349A (en) | Calculator provided with laser projection keyboard | |
| JP7155613B2 (en) | Information processing device and program | |
| US20160350048A1 (en) | Control Method and Electronic Device | |
| CN110427124A (en) | A kind of projection arrangement, wearable device and detection control method | |
| CN110515507A (en) | A kind of icon display method and terminal | |
| CN204360333U (en) | A kind of bimodulus picture and text mouse | |
| CN101452348B (en) | Coordinate setting mouse with float locate function | |
| CN103050032A (en) | Intelligent pointer | |
| CN111856754A (en) | VR office equipment | |
| CN205306977U (en) | Portable non -contact wound area measurement device | |
| US20140152622A1 (en) | Information processing apparatus, information processing method, and computer readable storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170118 |