CN207937969U - Three-dimensional light grating human-computer interaction device - Google Patents
Three-dimensional light grating human-computer interaction device Download PDFInfo
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- CN207937969U CN207937969U CN201820307641.5U CN201820307641U CN207937969U CN 207937969 U CN207937969 U CN 207937969U CN 201820307641 U CN201820307641 U CN 201820307641U CN 207937969 U CN207937969 U CN 207937969U
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- 230000003993 interaction Effects 0.000 title claims abstract description 23
- 230000003287 optical effect Effects 0.000 claims abstract description 79
- 239000002344 surface layer Substances 0.000 claims abstract description 19
- 230000001939 inductive effect Effects 0.000 claims description 5
- 239000010410 layer Substances 0.000 claims description 4
- 206010011409 Cross infection Diseases 0.000 description 2
- 206010029803 Nosocomial infection Diseases 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 210000002374 sebum Anatomy 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
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Abstract
The utility model discloses a kind of three-dimensional light grating human-computer interaction devices, in the screen body surrounding installing of display accurate optical signal transmitter and receiver, emit one group of optical signal by multiple transmitters arranged in parallel and form one group of grating, receiver real-time reception grating signal is installed in the screen body other side.One group of horizontal axis optical signal transmitter and receiver, a sensitive surface is formed with one group of longitudinal axis optical signal transmitter and receiver, again a three-dimensional grating structure being made of surface layer sensitive surface, bottom sensitive surface is formed along the direction stacked arrangement perpendicular to display surface by several sensitive surfaces.When there is object to block a certain in grating or several optical signals, the receiver of the other side can sense the variation of optical signal in real time, and the signal wire by being connect with receiver is by the variation input processor of this signal.Processor determines that the finger of user horizontally and vertically goes up corresponding coordinate position in screen according to the sequential value for the receiver for detecting signal intensity.
Description
Technical field
The utility model is related to a kind of human-computer interaction device, specifically a kind of three-dimensional light grating human-computer interaction device.
Background technology
Existing human-computer interaction device is mouse-keyboard or touch screen, and when using these devices, the finger of user needs
Above-mentioned apparatus is contacted to complete the input of signal, in this process, sweat and sebum on user's finger remain in input
The surface of device, and be infected with again on the finger of next user.Cash dispenser, registration machine etc. are made down in public
The devices such as touch screen, it is possible to which the cross-infection that virus is caused to user is unfavorable for the personal hygiene of user.
Utility model content
In order to overcome existing input unit that user is needed to contact its surface, it is possible to cause cross-infection to user
Defect, the utility model, which provides one kind and not needing user, contacts its surface, so that it may to complete the three-dimensional light grating of signal input
Human-computer interaction device.
Scheme used by the utility model is：A kind of three-dimensional light grating human-computer interaction device, in the screen body four of display
Week installing accurate optical signal transmitter and receiver emit one group of optical signal by multiple transmitters arranged in parallel and form one group
Grating installs receiver real-time reception grating signal in the screen body other side.There are one according to line for each optical signal receiver
Property rule distribution fixed sequential value, the coordinate position on its corresponding horizontal axis or the longitudinal axis on a display screen.When there is object screening
Be in the light a certain in grid or several optical signals when, optical signal receiver can sense the variation of optical signal in real time, and by with
The signal wire of receiver connection is by the variation input processor of this signal.Processor is according to the receiver for detecting signal intensity
Sequential value, determine the finger of user screen horizontally and vertically on coordinate position.
Above-mentioned three-dimensional light grating human-computer interaction device, it is vertical by one group of horizontal axis optical signal transmitter and receiver and one group
Axis optical signal transmitter and receiver form a sensitive surface.Again by several sensitive surfaces along the direction heap perpendicular to display surface
Stack arrangement forms a three-dimensional grating structure being made of surface layer sensitive surface, bottom sensitive surface.When the finger of user block away from
When the grating signal of the farthest surface layer sensitive surface of off screen curtain, certain several optical signal receiver of surface layer sensitive surface sense optical signal
Variation, processor calculates the position where the finger of user according to the sequential value for the receiver for detecting signal intensity
Corresponding lateral coordinates and longitudinal coordinate on a display screen show cursor on the screen further according to this coordinate value.Such as cursor
The position at place be can click on area, processor display highlighting do not send click actuating signal.
Above-mentioned three-dimensional light grating human-computer interaction device, when the finger of user shelters from bottom sense further to screen body
When answering the grating signal in face, certain several optical signal receiver of bottom sensitive surface sense the variation of optical signal, processor according to
The sequential value for detecting the receiver of signal intensity calculates position where the finger of user corresponding cross on a display screen
To coordinate and longitudinal coordinate.If processor receives the collected user's finger position coordinate value of bottom sensitive surface and table simultaneously
The coordinate value that layer sensitive surface is collected into, then give up the coordinate value of surface layer sensitive surface, the coordinate value gone out with bottom sensitive surface computer
Display highlighting.Position as where cursor be can click on area, then processor sends click action while display highlighting and believes
Number.
Above-mentioned three-dimensional light grating human-computer interaction device, what optical signal transmitter was emitted can be infrared signal,
It can be other kinds of optical signal.The covering taper of optical signal is for zero degree or close to zero degree, to ensure each light-receiving
Optical signal received by device is all to face its optical signal transmitter to be sent out.
The utility model has the beneficial effects that the utility model three-dimensional light grating human-computer interaction device uses orthogonal row
The grating of row, by the optical signal received by optical signal receiver, the coordinate pair light horizontally and vertically on corresponding display screen
Demarcate position.And several layers of sensitive surface are formed using the grating of stacking, according to collected user's finger institute of inside and outside layer sensitive surface institute
Data in position determine the position of finger corresponding cursor on a display screen, are sentenced with the distance of user's finger distance screen body
It is disconnected whether to send click actuating signal, user is realized in the case where not contacting any input equipment to the letter of related system
Number input.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the utility model surface layer sensitive surface schematic diagram；
Fig. 2 is the utility model side view.
1. horizontal axis optical signal transmitter in figure, 2. horizontal axis optical signal receivers, 3. longitudinal axis optical signal transmitters, 4. longitudinal axis light
Signal receiver, 5. signal wires one, 6. signal wires two, 7. processors, 8. surface layer sensitive surfaces, 9. display screens, the induction of 10. bottoms
Face, 11. non-inductive areas.
Specific implementation mode
Such as Fig. 1, three-dimensional light grating human-computer interaction device includes multiple horizontal axis optical signal transmitters 1 arranged in parallel, multiple
It is horizontal axis optical signal receiver 2 arranged in parallel and multiple longitudinal axis optical signal transmitters 3 arranged in parallel, multiple arranged in parallel
Longitudinal axis optical signal receiver 4.Above-mentioned optical signal transmitter and optical signal receiver are arranged around 9 surrounding of display screen.It is each horizontal
All constantly to face, its horizontal axis optical signal receiver 2 emits optical signal to axis optical signal transmitter 1, and one group of composition is arranged in parallel
Grating, each horizontal axis optical signal receiver 2 and passes through signal wire 1 there are one the sequential value distributed according to linear rule
It is connected to processor 7.Constantly to face, its longitudinal axis optical signal receiver 4 emits light to each longitudinal axis optical signal transmitter 3
Signal forms one group of grating arranged in parallel, and there are one the sequences distributed according to linear rule for each longitudinal axis optical signal receiver 4
Train value, and processor 7 is connected to by signal wire 26.
All above equipments form a surface layer sensitive surface 8, and surface layer sensitive surface 8 and display screen 9 are arranged in parallel, work as user
Finger or other object proximity display screens 9, blocked horizontal axis optical signal transmitter 1 and longitudinal axis optical signal transmitter 3 emitted
Optical signal when, several horizontal axis optical signal receivers 2 and several longitudinal axis optical signal receivers 4 sense the change of an optical signal
Change, and processor 7 is transferred to by signal wire 1 and signal wire 26 respectively, processor 7 is according to all generation signal intensities
The section that the sequential value of horizontal axis optical signal receiver 2 is distributed takes section median, and all horizontal axis light are combined with this median
The horizontal pixel number of a maximum sequential value and display screen 9 in signal receiver 2 calculates the abscissa value of cursor.Example
Such as, the sequential value corresponding to several horizontal axis optical signal receivers 2 that signal intensity occurs is m to n, then processor 7 first calculates (m+
N)/2, the maximum sequential value z in institute's value divided by all horizontal axis optical signal receivers 2, then institute's value multiplied
With the horizontal pixel number of display screen 9, institute's value rounding is set as to the abscissa value of cursor.Similarly, processor 7 is according to all
The section that the sequential value of the longitudinal axis optical signal receiver 4 of signal intensity is distributed occurs, take section median and combines longitudinal axis light
The maximum-sequence-value of signal receiver 4 and longitudinal pixel number of display screen 9 calculate the ordinate value of cursor.Processor 7 obtains
After the abscissa and ordinate value of cursor, the display highlighting pattern on display screen 9.If collected from surface layer sensitive surface 8
Cursor coordinates corresponding to user's finger position be located on display screen 9 can click on area, then 7 display highlighting figures of processor
Sample does not send click signal.
As Fig. 2 is additionally provided with a bottom sensitive surface 10, bottom sensitive surface 10 between surface layer sensitive surface 8 and display screen 9
On the direction of display screen 9 with 8 stacked arrangement of surface layer sensitive surface, and with the structure and working machine of surface layer sensitive surface 8
It manages identical.There are one non-inductive areas 11 between bottom sensitive surface 10 and display screen 9, and there is no appoint in non-inductive area 11
What optical signal.If the finger of user senses user's finger further to display screen 9, triggering bottom sensitive surface 10
The signal blocked, processor 7 receives 10 collected cursor data of bottom sensitive surface at the same time and surface layer sensitive surface 8 collects
Cursor data in the case of, give up the data of surface layer sensitive surface 8, take 10 collected cursor data of bottom sensitive surface.Such as
Fruit collected cursor coordinates from bottom sensitive surface 10 be located on display screen 9 can click on area, then processor 7 is in display screen
On 9 while display highlighting pattern, click signal is sent, all interactive actions are completed.
Claims (10)
1. a kind of three-dimensional light grating human-computer interaction device, including and it is characterized in that：Have in display screen surrounding multiple arranged in parallel
Optical signal transmitter and multiple optical signal receivers arranged in parallel, optical signal transmitter emit one group of optical signal and form one group of light
Grid, the optical signal receiver real-time reception grating signal in the screen body other side, each optical signal receiver there are one according to
The fixed sequential value of linear rule distribution, the coordinate position on its corresponding horizontal axis or the longitudinal axis on a display screen.
2. three-dimensional light grating human-computer interaction device according to claim 1, which is characterized in that sent out by one group of horizontal axis optical signal
Emitter, horizontal axis optical signal receiver and one group of longitudinal axis optical signal transmitter, longitudinal axis optical signal receiver, signal wire, processor
A sensitive surface is formed, and is stacked along perpendicular to the direction of display screen surface by multiple sensitive surfaces, one is formed and is incuded by surface layer
The three-dimensional grating structure in face and bottom sensitive surface composition.
3. three-dimensional light grating human-computer interaction device according to claim 1, which is characterized in that when the finger of user is close
Display screen, when having blocked the optical signal that horizontal axis optical signal transmitter is emitted, several horizontal axis optical signal receivers sense one
The variation of optical signal, and processor is transferred to by signal wire one, processor is believed according to all horizontal axis light that signal intensity occurs
The section that the sequential value of number receiver is distributed, takes section median, is received in conjunction with all horizontal axis optical signals with this median
The horizontal pixel number of a maximum sequential value and display screen in device calculates the abscissa value of cursor.
4. three-dimensional light grating human-computer interaction device according to claim 1, which is characterized in that when the finger of user is close
Display screen, when having blocked the optical signal that longitudinal axis optical signal transmitter is emitted, several longitudinal axis optical signal receivers sense one
The variation of optical signal, and processor is transferred to by signal wire two, processor is believed according to all longitudinal axis light that signal intensity occurs
The section that the sequential value of number receiver is distributed, takes section median, is received in conjunction with all longitudinal axis optical signals with this median
Longitudinal pixel number of a maximum sequential value and display screen in device calculates the ordinate value of cursor.
5. three-dimensional light grating human-computer interaction device according to claim 1, which is characterized in that if from the sensitive surface of surface layer
Cursor coordinates corresponding to collected user's finger position be located on display screen can click on area, then processor only show
Cursor pattern, does not send click signal.
6. three-dimensional light grating human-computer interaction device according to claim 1, which is characterized in that if from bottom sensitive surface
Cursor coordinates corresponding to collected user's finger position be located on display screen can click on area, then processor showing
While screen display cursor pattern, click signal is sent.
7. three-dimensional light grating human-computer interaction device according to claim 1, which is characterized in that processor receives bottom at the same time
The feelings of layer sensitive surface collected user's finger position data and the collected user's finger position data of surface layer sensitive surface
Under condition, give up the data of surface layer sensitive surface, takes the collected data of bottom sensitive surface.
8. three-dimensional light grating human-computer interaction device according to claim 1, which is characterized in that its optical signal transmitter is sent out
What is penetrated is infrared signal.
9. three-dimensional light grating human-computer interaction device according to claim 1, which is characterized in that its optical signal transmitter is sent out
The covering taper for the optical signal penetrated is for zero degree or close to zero degree, to ensure the optical signal received by each optical receiver
It is to face its optical signal transmitter to be sent out.
10. three-dimensional light grating human-computer interaction device according to claim 1, which is characterized in that in bottom sensitive surface and show
There are one non-inductive areas between display screen, and any optical signal is not present in non-inductive area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820307641.5U CN207937969U (en) | 2018-03-04 | 2018-03-04 | Three-dimensional light grating human-computer interaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820307641.5U CN207937969U (en) | 2018-03-04 | 2018-03-04 | Three-dimensional light grating human-computer interaction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207937969U true CN207937969U (en) | 2018-10-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820307641.5U Active CN207937969U (en) | 2018-03-04 | 2018-03-04 | Three-dimensional light grating human-computer interaction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207937969U (en) |
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2018
- 2018-03-04 CN CN201820307641.5U patent/CN207937969U/en active Active
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Effective date of registration: 20210702 Address after: 430200 070, building 11, wisdom Park, No.7, No.1 financial Port Road, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: Wuhan Changtu Technology Development Co.,Ltd. Address before: 443003 Dongshan Avenue, Wu Jia Gang District, Yichang, Hubei 375 Patentee before: YICHANG LANGTU TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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Addressee: Zou Xiaoxiu Document name: payment instructions |
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