CN202904539U - Three-dimensional infrared touch display screen and electronic device - Google Patents
Three-dimensional infrared touch display screen and electronic device Download PDFInfo
- Publication number
- CN202904539U CN202904539U CN 201220521820 CN201220521820U CN202904539U CN 202904539 U CN202904539 U CN 202904539U CN 201220521820 CN201220521820 CN 201220521820 CN 201220521820 U CN201220521820 U CN 201220521820U CN 202904539 U CN202904539 U CN 202904539U
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- infrared
- sidewall
- display screen
- electricity
- rear reflector
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Abstract
The utility model provides a three-dimensional infrared touch display screen which comprises a rectangular circuit board framework, a display screen body, a drive circuit and a display touch control circuit. A first side wall, a second side wall, a third side wall and a fourth side wall are formed on four lateral sides of the circuit board framework and are arranged on four sides of the display screen body in a surrounding mode. A plurality of electrically induced reflective glass strips are respectively arranged at intervals along the lateral sides and in the direction perpendicular to the display screen body on the side walls, the electrically induced reflective glass strips which are the same in height in each side wall and are perpendicular to the display screen body form a reflective layer, and each reflective layer corresponds to two pairs of infrared emitting tubes and infrared receiving tubes. The drive circuit is used for controlling the electrically induced reflective glass strips to be pervious to light or not previous to the light so that in each reflective layer, infrared rays can be received correspondingly after being emitted. The display touch control circuit is used for judging whether a touch icon is touched. The utility model further provides a corresponding electronic device. By means of the three-dimensional infrared touch display screen, a three-dimensional infrared matrix can be formed, and touch sensitivity and touch comfort are improved.
Description
Affiliated technical field
The utility model relates to the touch screen field, especially, relates to a kind of electronic installation that makes infrared touching display screen have the three-dimensional infrared touching display screen of three-dimensional touch ability and use the infrared touching display screen of described three-dimensional.
Background technology
Infrared touching display screen is to utilize on X, the Y-direction infrared ray matrix that gathers to detect and the touch of consumer positioning.Infrared touching display screen is installed a circuit board housing in the front of display screen, at four limit symmetry arrangement infrared transmitting tube and infrared receiving tubes of circuit board housing, one by one corresponding form the infrared ray matrix that anyhow intersects (be parallel to plane, display screen place and from display screen close to).The user is when touch display screen, and finger will block anyhow two infrared rays through this position, thereby can judge the touch point in the position of display screen, thereby realizes the identification to touching.
Yet common infrared touching display screen only has basic plane touch controllable function, and when the finger tip of namely only pointing in operation was positioned at the plane at infrared ray matrix place, infrared touching display screen just can recognize corresponding touch.Like this, when carrying out touch-control, finger must be in infrared ray matrix institute planar fully, cause and touch inconvenience, and when carrying out multiple point touching, need especially a plurality of fingers to be in simultaneously infrared ray matrix institute planar, thereby be more prone to cause that user's operation is uncomfortable.
The utility model content
In order to address the above problem, the electronic installation that the purpose of this utility model is to provide the infrared touching display screen of a kind of three-dimensional and uses three-dimensional infrared touching display screen, so that the user is when touching, relatively existing touch-screen, needn't sufficiently can identify corresponding touch near display screen, improved the sensitivity that touches and identify, and easy to operate.
The technical scheme that its technical matters that solves the utility model adopts is:
The infrared touching display screen of a kind of three-dimensional, be used for electronic installation, the infrared touching display screen of described three-dimensional comprises the circuit board framework of rectangle, the at least four pairs of infrared transmitting tubes and infrared receiving tube, display screen, driving circuit and demonstration touch control circuit, described circuit board framework is arranged on the display screen, four sides of circuit board framework all have the height of setting and form first, second, the third and fourth sidewall, the first side wall and the 3rd sidewall over against, the second sidewall and the 4th sidewall over against, described first, second, the third and fourth sidewall is centered around four sides of display screen, on each sidewall along side directions and perpendicular to the direction of display screen some electricity are set equally spacedly respectively and cause the rear reflector bar, the some electricity that arrange on described each sidewall cause the orthogonal structure of rear reflector bar shaped, and the electricity on each sidewall causes the rear reflector bar and all is symmetrical arranged, the electricity that each sidewall is in sustained height on perpendicular to the direction of display screen causes the rear reflector bar and forms a reflection horizon, wherein, the corresponding two pairs of infrared transmitting tubes in each reflection horizon and infrared receiving tube, corresponding wherein a pair of infrared transmitting tube and infrared receiving tube are separately positioned on the first side wall and the 3rd sidewall, corresponding other a pair of infrared transmitting tube and infrared receiving tube are separately positioned on the second sidewall and the 4th sidewall, described some electricity that driving circuit is used for driving on four sidewalls of control cause rear reflector bar printing opacity or light tight, so that in each reflection horizon behind infrared transmitting tube emission infrared ray, can receive by corresponding infrared receiver tube, namely in each reflection horizon, all can form the two-dimensional infrared wire matrix, show that touch control circuit is used for the touch icon on the control display display screen, the infrared emission of obtaining infrared emission tube and infrared receiver tube receives information, and has judged whether that according to the infrared emission reception information of obtaining the touch icon is touched.
A kind of electronic installation, use three-dimensional infrared touching display screen, the infrared touching display screen of described three-dimensional comprises the circuit board framework of rectangle, the at least four pairs of infrared transmitting tubes and infrared receiving tube, display screen, driving circuit and demonstration touch control circuit, described circuit board framework is arranged on the display screen, four sides of circuit board framework all have the height of setting and form first, second, the third and fourth sidewall, the first side wall and the 3rd sidewall over against, the second sidewall and the 4th sidewall over against, described first, second, the third and fourth sidewall is centered around four sides of display screen, on each sidewall along side directions and perpendicular to the direction of display screen some electricity are set equally spacedly respectively and cause the rear reflector bar, the some electricity that arrange on described each sidewall cause the orthogonal structure of rear reflector bar shaped, and the electricity on each sidewall causes the rear reflector bar and all is symmetrical arranged, the electricity that each sidewall is in sustained height on perpendicular to the direction of display screen causes the rear reflector bar and forms a reflection horizon, wherein, the corresponding two pairs of infrared transmitting tubes in each reflection horizon and infrared receiving tube, corresponding wherein a pair of infrared transmitting tube and infrared receiving tube are separately positioned on the first side wall and the 3rd sidewall, corresponding other a pair of infrared transmitting tube and infrared receiving tube are separately positioned on the second sidewall and the 4th sidewall, described some electricity that driving circuit is used for driving on four sidewalls of control cause rear reflector bar printing opacity or light tight, so that in each reflection horizon behind infrared transmitting tube emission infrared ray, can receive by corresponding infrared receiver tube, namely in each reflection horizon, all can form the two-dimensional infrared wire matrix, show that touch control circuit is used for the touch icon on the control display display screen, the infrared emission of obtaining infrared emission tube and infrared receiver tube receives information, and has judged whether that according to the infrared emission reception information of obtaining the touch icon is touched.
The utility model has the advantage of:
By the reflection layer structure of multilayer is set, so that the user is when touching by finger, needn't fully can be identified near display screen, thereby user's comfortableness and the sensitivity of touch have been improved, and the setting that causes the rear reflector bar by electricity is every pair of infrared transmitting tube of layout and infrared receiving tube reasonably, finish the setting of three-dimensional infrared matrix, thereby reduced the complexity of three-dimensional infrared touching display screen.
Description of drawings
Fig. 1 is along the schematic top plan view perpendicular to the direction of display screen among three-dimensional infrared touching display screen one embodiment of the utility model;
Fig. 2 is that the three-dimensional infrared touching display screen of Fig. 1 saves behind the second sidewall and the 4th sidewall along the schematic top plan view perpendicular to the direction of display screen;
Fig. 3 is the perspective view after the three-dimensional infrared touching display screen of Fig. 1 saves the second sidewall and the 4th sidewall.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified:
Consult in the lump Fig. 1 to Fig. 3, the infrared touching display screen 100 of a kind of three-dimensional is used for electronic installation, and the function that receives the touch-control input and show is provided for electronic installation.This electronic installation can be provided with for panel computer, smart mobile phone etc. the device of touch-screen.
The infrared touching display screen 100 of this three-dimensional comprises that the circuit board framework 10 of rectangle, at least four pairs of infrared transmitting tubes 20 and infrared receiving tube 30(namely comprise four infrared transmitting tubes and four infrared receiving tubes), display screen 40, some electricity cause rear reflector bar 50, driving circuit (not shown) and show the touch control circuit (not shown).Described electricity causes rear reflector bar 50 can printing opacity when no power, can be reflective after energising.Concrete, electrochromism refers to that the phenomenon of stable, reversible change color occurs the optical properties (reflectivity, transmitance, absorptivity etc.) of material under the effect of extra electric field, show as in appearance the reversible variation of color and transparency, the a kind of of electrochromic material and the electricity in the utility model causes rear reflector bar 50, printing opacity when the automatic dazzling-proof order reflective mirror on the similar automobile, reflective after energising, no power.In the utility model, described electricity causes rear reflector bar 50 can be bar shaped, triangular prism shape etc.
Described circuit board framework 10 is arranged on the display screen 40, four sides 101 of circuit board framework 10,102,103,104 all have the height (such as 0.5cm) of setting and form the first side wall 1011, the second sidewall 1021, the 3rd sidewall 1031 and the 4th sidewall 1041, the first side wall 1011 and the 3rd sidewall 1031 over against, the second sidewall 1021 and the 4th sidewall 1041 over against, described first, second, the third and fourth sidewall 1011,1021,1031,1041 are centered around four sides of display screen 40, on each sidewall along side directions and perpendicular to the direction of display screen 40 some electricity are set equally spacedly respectively and cause rear reflector bar 50, the some electricity that arrange on described each sidewall cause rear reflector bar 50 and form rectangular configuration (rectangular configuration shown in difference on the first side wall among Fig. 3 1011 and the 3rd sidewall 1031), and the electricity on each sidewall causes rear reflector bar 50 and all is symmetrical arranged, the electricity that each sidewall is in sustained height on perpendicular to the direction of display screen 40 causes rear reflector bar 50 and forms reflection horizon (cause rear reflector bar 50 such as the electricity on all sidewalls that are in sustained height among Fig. 2 and formed a reflection horizon), thereby, on the direction perpendicular to display screen 40, three-dimensional infrared touching display screen 100 comprises reflection multilayer layer structure.Wherein, the corresponding two pairs of infrared transmitting tubes 20 in each reflection horizon and infrared receiving tube 30, corresponding wherein a pair of infrared transmitting tube 20 and infrared receiving tube 30 are separately positioned on the first side wall 1011 and the 3rd sidewall 1031, and corresponding other a pair of infrared transmitting tube 20 and infrared receiving tube 30 are separately positioned on the second sidewall 1021 and the 4th sidewall 1041.
Described some electricity that driving circuit is used for driving on four sidewalls 1011 of control, 1021,1031,1041 cause rear reflector bar 50 printing opacities or light tight, so that in each reflection horizon behind an infrared transmitting tube 20 emission infrared rays, can (for example receive by corresponding infrared receiver tube 30, behind the infrared transmitting tube 20 emission infrared rays in the ground floor reflection horizon on the first side wall 1011, be in that the infrared transmitting tube 30 on the 3rd sidewall 1031 can receive this infrared ray in the ground floor reflection horizon).Namely in each reflection horizon, all can form two-dimensional infrared wire matrix (as shown in Figure 2, wherein omitted between the second sidewall 1021 and the 4th sidewall 1041 infrared ray).In the present embodiment, driving circuit is used for causing rear reflector bar 50 no powers or energising and controlling described a pair of electricity and cause rear reflector bar 50 printing opacities or light tight by controlling a pair of electricity.Formed two-layer reflection horizon in the present embodiment.
Show that touch control circuit is used for the touch icon on the control display display screen 40, the infrared emission of obtaining all infrared emission tubes 20 and infrared receiver tube 30 receives information, and judged whether to touch icon according to the infrared emission reception information of obtaining and be touched.
Specifically, described driving circuit according to the reflection horizon perpendicular to the order of display screen 40 directions successively each reflection horizon of cycle control (namely from the ground floor reflection horizon to second layer reflection horizon ... be recycled to afterwards control ground floor reflection horizon etc.), in each reflection horizon, control circularly successively corresponding electricity along the direction of side and cause rear reflector bar 50 printing opacities or light tight.For example, as shown in Figure 2, in certain reflection horizon, the electricity of controlling first the most close corresponding infrared transmitting tube 20 on the first side wall 1011 causes rear reflector bar 50 light tight (namely to its energising), and it is light tight that the electricity of controlling simultaneously the most close corresponding infrared receiving tube 30 on the 3rd sidewall 1031 causes rear reflector bar 50, thereby form first infrared reflection circuit A.The electricity of the most close corresponding infrared transmitting tube 20 causes rear reflector bar 50 printing opacities (namely to its outage) on control the first side wall 1011 behind the setting interval, 101 to cause rear reflector bar 50 away from the adjacent electricity of the direction of described infrared transmitting tube 20 control light tight along the first side, and the electricity of controlling simultaneously the most close corresponding infrared receiving tube 30 on the 3rd sidewall 1031 causes rear reflector bar 50 printing opacities, it is light tight to cause rear reflector bar 50 along the 3rd side 103 away from the adjacent electricity of the direction of described infrared transmitting tube 30 control, thereby form second infrared reflection circuit B, the rest may be inferred, thereby can form in described reflection horizon from the infrared link in the whole display screens of covering 40 zones the first side wall 1011 to the 3rd sidewalls 1031 within the time that arranges.In like manner, in same reflection horizon, described driving circuit further is controlled at and forms the infrared link that covers whole display screens 40 zones between the second sidewall 1021 and the 4th sidewall 1041, thereby has formed the infrared ray matrix of a two dimension in this reflection horizon.After the control of this layer reflection horizon was finished, the described driving circuit further adjacent reflection horizon of control formed the infrared ray matrix of two dimension, and circulates successively.Thereby in a control cycle (from first reflection horizon to last reflection horizon), described driving circuit can cause rear reflector bar printing opacity or the light tight infrared ray matrix that forms a three-dimensional by controlling corresponding electricity.Be understandable that, the time that a described control cycle is shared enough little (for example carrying out the circulation more than 20 times in one second), then for user's touch, the process of the three-dimensional infrared ray matrix of each formation is very of short duration, can regard three-dimensional infrared ray matrix as and exist always, the touch action that is used for the detecting user that can continue.
In other embodiments, be understandable that, three-dimensional infrared touching display screen 100 can comprise two independently driving circuits, one of them driving circuit is used for being controlled at the infrared link that forms the whole display screens of covering 40 zones between the first side wall 1011 and the 3rd sidewall 1031, the another one driving circuit is used for cooperating with first driving circuit, and be controlled at the infrared link that forms the whole display screens of covering 40 zones between the second sidewall 1021 and the 4th sidewall 1041, thereby in this reflection horizon, form the two-dimensional infrared wire matrix of an intersection.
In the present embodiment, for so that in each reflection horizon after an infrared transmitting tube 20 emission infrared rays are arranged, can receive by corresponding infrared receiver tube 30, be in the reflecting surface angle θ 1 that every pair of electricity in the same reflection face causes rear reflector bar 50 on described the first side wall 1011 and the 3rd sidewall 1031 and be the right angle, and each electricity causes the reflecting surface of rear reflector bar 50 and the side wall surface formation angle theta 2 at its place is miter angle, being in the reflecting surface angle that every pair of electricity in the same reflection face causes rear reflector bar 50 on the second sidewall 1021 and the 4th sidewall 1041 is the right angle, and each electricity causes the reflecting surface of rear reflector bar 50 and the side wall surface formation angle at its place is miter angle, thereby so that all perpendicular or parallel in corresponding sidewall at the infrared ray of each reflecting surface internal reflection, can receive the infrared ray that reflects from corresponding infrared emission tube 20 to form infrared receiver tube 30.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (9)
1. infrared touching display screen of three-dimensional, be used for electronic installation, the infrared touching display screen of described three-dimensional comprises the circuit board framework of rectangle, the at least four pairs of infrared transmitting tubes and infrared receiving tube, display screen, driving circuit and demonstration touch control circuit, described circuit board framework is arranged on the display screen, four sides of circuit board framework all have the height of setting and form first, second, the third and fourth sidewall, the first side wall and the 3rd sidewall over against, the second sidewall and the 4th sidewall over against, described first, second, the third and fourth sidewall is centered around four sides of display screen, it is characterized in that: on each sidewall along side directions and perpendicular to the direction of display screen some electricity are set equally spacedly respectively and cause the rear reflector bar, the some electricity that arrange on described each sidewall cause the orthogonal structure of rear reflector bar shaped, and the electricity on each sidewall causes the rear reflector bar and all is symmetrical arranged, the electricity that each sidewall is in sustained height on perpendicular to the direction of display screen causes the rear reflector bar and forms a reflection horizon, wherein, the corresponding two pairs of infrared transmitting tubes in each reflection horizon and infrared receiving tube, corresponding wherein a pair of infrared transmitting tube and infrared receiving tube are separately positioned on the first side wall and the 3rd sidewall, corresponding other a pair of infrared transmitting tube and infrared receiving tube are separately positioned on the second sidewall and the 4th sidewall, described some electricity that driving circuit is used for driving on four sidewalls of control cause rear reflector bar printing opacity or light tight, so that in each reflection horizon behind infrared transmitting tube emission infrared ray, can receive by corresponding infrared receiver tube, namely in each reflection horizon, all can form the two-dimensional infrared wire matrix, show that touch control circuit is used for the touch icon on the control display display screen, the infrared emission of obtaining infrared emission tube and infrared receiver tube receives information, and has judged whether that according to the infrared emission reception information of obtaining the touch icon is touched.
2. the infrared touching display screen of three-dimensional according to claim 1, it is characterized in that: described driving circuit, is controlled circularly successively corresponding electricity along the direction of side and is caused rear reflector bar printing opacity or light tight perpendicular to the order of display screen direction successively each reflection horizon of cycle control according to the reflection horizon in each reflection horizon.
3. the infrared touching display screen of three-dimensional according to claim 2, it is characterized in that: described reflection horizon is at least two-layer.
4. the infrared touching display screen of three-dimensional according to claim 2, it is characterized in that: being in the reflecting surface angle that every pair of electricity in the same reflection face causes the rear reflector bar on the first side wall and the 3rd sidewall is the right angle, and each electricity causes the reflecting surface of rear reflector bar and the side wall surface at its place forms miter angle, being in the reflecting surface angle that every pair of electricity in the same reflection face causes the rear reflector bar on the second sidewall and the 4th sidewall is the right angle, and each electricity causes the reflecting surface of rear reflector bar and the side wall surface at its place forms miter angle, so that all perpendicular or parallel in sidewall at the infrared ray of each reflecting surface internal reflection.
5. the infrared touching display screen of three-dimensional according to claim 2, it is characterized in that: printing opacity when described electricity causes rear reflector bar no power, reflective after the energising, driving circuit causes rear reflector bar printing opacity or controls described a pair of electricity when light tight at a pair of electricity of control and causes rear reflector bar no power or energising.
6. the infrared touching display screen of three-dimensional according to claim 4, it is characterized in that: it is bar shaped or triangular prism shape that described electricity causes the rear reflector bar.
7. electronic installation, use three-dimensional infrared touching display screen, the infrared touching display screen of described three-dimensional comprises the circuit board framework of rectangle, the at least four pairs of infrared transmitting tubes and infrared receiving tube, display screen, driving circuit and demonstration touch control circuit, described circuit board framework is arranged on the display screen, four sides of circuit board framework all have the height of setting and form first, second, the third and fourth sidewall, the first side wall and the 3rd sidewall over against, the second sidewall and the 4th sidewall over against, described first, second, the third and fourth sidewall is centered around four sides of display screen, it is characterized in that: on each sidewall along side directions and perpendicular to the direction of display screen some electricity are set equally spacedly respectively and cause the rear reflector bar, the some electricity that arrange on described each sidewall cause the orthogonal structure of rear reflector bar shaped, and the electricity on each sidewall causes the rear reflector bar and all is symmetrical arranged, the electricity that each sidewall is in sustained height on perpendicular to the direction of display screen causes the rear reflector bar and forms a reflection horizon, wherein, the corresponding two pairs of infrared transmitting tubes in each reflection horizon and infrared receiving tube, corresponding wherein a pair of infrared transmitting tube and infrared receiving tube are separately positioned on the first side wall and the 3rd sidewall, corresponding other a pair of infrared transmitting tube and infrared receiving tube are separately positioned on the second sidewall and the 4th sidewall, described some electricity that driving circuit is used for driving on four sidewalls of control cause rear reflector bar printing opacity or light tight, so that in each reflection horizon behind infrared transmitting tube emission infrared ray, can receive by corresponding infrared receiver tube, namely in each reflection horizon, all can form the two-dimensional infrared wire matrix, show that touch control circuit is used for the touch icon on the control display display screen, the infrared emission of obtaining infrared emission tube and infrared receiver tube receives information, and has judged whether that according to the infrared emission reception information of obtaining the touch icon is touched.
8. electronic installation according to claim 7, it is characterized in that: described driving circuit, is controlled circularly successively corresponding electricity along the direction of side and is caused rear reflector bar printing opacity or light tight perpendicular to the order of display screen direction successively each reflection horizon of cycle control according to the reflection horizon in each reflection horizon.
9. electronic installation according to claim 8, it is characterized in that: being in the reflecting surface angle that every pair of electricity in the same reflection face causes the rear reflector bar on the first side wall and the 3rd sidewall is the right angle, and each electricity causes the reflecting surface of rear reflector bar and the side wall surface at its place forms miter angle, being in the reflecting surface angle that every pair of electricity in the same reflection face causes the rear reflector bar on the second sidewall and the 4th sidewall is the right angle, and each electricity causes the reflecting surface of rear reflector bar and the side wall surface at its place forms miter angle, so that all perpendicular or parallel in sidewall at the infrared ray of each reflecting surface internal reflection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220521820 CN202904539U (en) | 2012-10-12 | 2012-10-12 | Three-dimensional infrared touch display screen and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220521820 CN202904539U (en) | 2012-10-12 | 2012-10-12 | Three-dimensional infrared touch display screen and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202904539U true CN202904539U (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220521820 Withdrawn - After Issue CN202904539U (en) | 2012-10-12 | 2012-10-12 | Three-dimensional infrared touch display screen and electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202904539U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102929443A (en) * | 2012-10-12 | 2013-02-13 | 深圳市深越光电技术有限公司 | Three-dimensional infrared touch display screen and electronic device |
| CN103699275A (en) * | 2013-12-31 | 2014-04-02 | 广州视睿电子科技有限公司 | Reflective touch screen and application method thereof |
-
2012
- 2012-10-12 CN CN 201220521820 patent/CN202904539U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102929443A (en) * | 2012-10-12 | 2013-02-13 | 深圳市深越光电技术有限公司 | Three-dimensional infrared touch display screen and electronic device |
| CN102929443B (en) * | 2012-10-12 | 2015-07-15 | 深圳市深越光电技术有限公司 | Three-dimensional infrared touch display screen and electronic device |
| CN103699275A (en) * | 2013-12-31 | 2014-04-02 | 广州视睿电子科技有限公司 | Reflective touch screen and application method thereof |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130424 Effective date of abandoning: 20150715 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130424 Effective date of abandoning: 20150715 |
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| RGAV | Abandon patent right to avoid regrant |