CN2932828Y - An infrared-based display equipment control device - Google Patents
An infrared-based display equipment control device Download PDFInfo
- Publication number
- CN2932828Y CN2932828Y CNU2005200665497U CN200520066549U CN2932828Y CN 2932828 Y CN2932828 Y CN 2932828Y CN U2005200665497 U CNU2005200665497 U CN U2005200665497U CN 200520066549 U CN200520066549 U CN 200520066549U CN 2932828 Y CN2932828 Y CN 2932828Y
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- infrared
- display device
- ultrared
- control device
- device control
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Abstract
The utility model relates to a display device control arrangement based on infrared, which comprises infrared emission device, infrared receiving device, processing circuit of infrared receiving signal and CPU, CPU orders are respectively displayed by OSD to indicate the responding function on the display in respect to the infrared receiving device. The non-contact method has no requirement of machinery devices comparing with the push-button control to decrease the error dispose of structure and electrostatic test of button and result in simplification of production process and shortage of production period because the utility model generates control signal of light shielding of finger.
Description
Technical field
The utility model relates to the local control device of control device, especially this class display device of display devices such as television set, monitor, display.
Background technology
Television set, monitor, display etc. have obtained using widely in all many-sides such as family expenses, security monitoring, offices as a kind of display device.In the development of these decades, very big variation has also taken place in its row attitude, from CRT to the liquid crystal, from the small screen to the large-screen.Simultaneously, their control mode is also developed constantly, experienced from initial knob type controlling to afterwards mechanical key control, the touch-switch of extensive use is controlled such development course up till now again, can estimate that its evolution process also will continue.
More than several control modes common characteristic that added up to, they all realize controlling by mechanical displacement, in use, the user may have cognition, it is harder to feel that this mechanical displacement formula control mode operates, and this is their shortcoming, and also there is the another one problem in they, that is exactly that to have grown the surface paint of button through the repeatable operation time variegated, causes outward appearance shabby ugly.
Along with development of technology, some company reforms on this, has adopted a kind of new-type control mode, and Here it is operates control by the touch-induction-type switch.The touch-induction-type switching manipulation is got up no trouble at all, only touches gently to get final product, and this is a very big progress.But soft-touch control also has its limitation, and when using on display devices such as television set, monitor, display, it can only be placed on the casing of display device, otherwise the demonstration of meeting shielded image or data.In addition, its cost is than higher, and this will influence applying of it.
Summary of the invention
The purpose of this utility model is to be to provide a kind of based on ultrared display device control device, this device adopts neither the remote control contactless control device of non-touch again, and this control device makes the user can be on display screen directly come choice menus with finger and with the non-touch manner realization of the rocking finger control to display device.
It is a kind of new-type based on ultrared display device control device that another purpose of the present utility model is to provide, should substitute traditional mechanical button and soft-touch control by utilizing contactless control device, easy and simple to handle, practical, and display device production firms such as television set, monitor, display can further be reduced production costs.
Based on this, the technical solution of the utility model is:
A kind of based on ultrared display device control device, it is characterized in that it has:
Infrared transmitting device is used to launch infrared ray;
Infrared receiver is used to receive the infrared ray that above-mentioned infrared transmitting device is launched;
Infrared ray received signal treatment circuit is linked in above-mentioned infrared receiver respectively, is used for the infrared signal that above-mentioned infrared receiver is received is changed into the switching voltage signal of Transistor-Transistor Logic level, and it is transferred to CPU;
CPU carries out corresponding computing and processing to above-mentioned voltage signal, can instruct simultaneously to show with OSD respectively on corresponding to the screen of infrared receiver position and indicate function corresponding.
Described infrared receiver, its quantity is corresponding with the number of reaching controlled function, and promptly each controlled function that will finish is corresponding to an infrared receiver.
The quantity of infrared ray received signal treatment circuit also is corresponding with infrared receiver, and promptly each infrared receiver is connected with an infrared ray received signal treatment circuit.
Described based on ultrared display device control device, wherein, the non-contact control device comprises at least more than one infrared transmitting device.
Above-mentioned based on ultrared display device control device, for television set control, its infrared receiver adopts infrared receiving tube, the number of infrared receiving tube is set to six usually corresponding to controlled function commonly used, and they are respectively: TV/video/, menu/search platform, volume increase, volume down, program increase, program subtracts.
Above-mentioned based on ultrared display device control device, its infrared transmitting device is an infrared transmitting tube, and the number of infrared transmitting tube can be less than the number of infrared receiving tube, as long as the infrared light of emission can be received by all infrared receiving tubes.
Above-mentioned based on ultrared display device control device, its infrared transmitting tube and infrared receiving tube can independently be arranged at the casing of display device and the optional position of screen junction.
Above-mentioned infrared emission tube and infrared receiver tube based on ultrared display device control device preferably place respectively in the casing of display screen opposite side or adjacent side, do not influence the outward appearance setting of display device, and be also easy to use.
Above-mentioned infrared transmitting tube and infrared receiving tube preferably are arranged at the top and the bottom of display screen respectively, perhaps Dui Ying display screen about portion, have certain space here, be convenient to be provided with, also be convenient to the user and manipulate.
Above-mentioned based on ultrared display device control device, when the user controls display device by this device, control area (this zone is corresponding to the position that is provided with of infrared receiving tube) such as CPU can demonstrate respectively in the position of correspondence automatically " standby, menu, volume increase, volume down, program increase, program subtract "; During user's inoperation, show automatically to disappear.
Except common control such as switching TV program channel, adjusting volume etc., this control mode can also cooperate the operation that realizes that some are special by software.
This contactless control mode with compare by key control, because it shuts out the light by finger and produces control signal, do not need to produce the mechanical device of displacement fully, thereby produce and design process in just saved the electrostatic test of structural deviation processing and button, cause directly that production process is simplified, the production cycle shortening;
In addition, it does not touch promptly and sends out, and is quick on the draw, and is convenient more handy than touch manner; Moreover, be the button mfg. moulding die owing to saved button thereby also need not, further save cost; At last, by the operation that refers on display screen of simple finger, control corresponding function printed words appear this place immediately, are convenient to user's operation and use, and have more the designing requirement of hommization.
Description of drawings
Fig. 1 is a structural representation of the present utility model,
Fig. 2 infrared emission tube and receiving tube are provided with position view on screen,
The circuit diagram that Fig. 3 the utility model is realized,
The program flow diagram of Fig. 4 presentation control function.
Embodiment
Fig. 1 is that expression is according to scheme of the present utility model constructed system configuration and signal flow graph.
It is a kind of based on ultrared display device control device that the utility model is implemented, and specifically infrared ray non-contact control device includes infrared transmitting device and infrared receiver, infrared ray received signal treatment circuit, CPU;
The trend of signal is that infrared transmitting device sends signal, infrared receiver receives, after receiving infrared signal it is transferred to infrared ray received signal treatment circuit, infrared ray received signal treatment circuit is converted into infrared signal the switching voltage signal of Transistor-Transistor Logic level, and respectively it is transferred to CPU, handle by CPU.
Fig. 2 is the infrared transmitting device and the location drawing of receiving system on screen.Among the figure, A is the panel zone of display device casing, and infrared transmitting tube and infrared receiving tube just are installed in the inside in this zone, can't see from the outside.The B zone is effective viewing area of screen, and the picture material that the user can see all shows in the B zone.C is an infrared transmitting tube, and this has utilized three, is enough to shine all receiving tubes; D is an infrared receiving tube, and this has utilized seven, and they are positioned over infrared transmitting tube and infrared receiving tube respectively in the casing of display screen opposite side.Original outside be cannot see, and was that its position and the course of work thereof just mark it come for convenience of explanation here.The zone that the E zone covers for infrared ray, infrared (light) line that is penetrated by infrared transmitting tube passes through screen, shines infrared receiving tube.Though infrared (light) line passes through screen, because the infrared light non-visible light, its existence does not influence to be watched.Certainly, also infrared transmitting tube and infrared receiving tube can be placed display screen about on two vertical edges, for display screen, like that perhaps also more smoothly, common people's operation of not needing to bend over.
Fig. 3 is the specific implementation circuit diagram.By above-mentioned the description of the drawings, known the formation of control device of the present utility model and the wherein effect of each several part, on television set, be applied as example now with it, describe its course of work in detail.
Among Fig. 3, D1 is an infrared light emitting diode, as infrared launcher, and this diode emission infrared light after adding power supply; Q1 is infrared phototriode, and as infrared receiving device, it receives infrared light and finishes opto-electronic conversion---when infrared light shone, this triode will produce the electric current from the C electrode to the E electrode.Triode Q2, Q3 and relevant resistance have constituted the infrared signal treatment circuit, and when infrared light shone, Q1 produced the electric current from the C electrode to the E electrode, this electric current makes the Q2 conducting, Q3 is conducting thereupon also, low level of Q3 output at this moment, the state when this is the television set operate as normal; Otherwise when when regulation and control, the user blocks phototriode Q1 with finger, and this is that its C electrode does not just have current flowing to the E electrode, Q2 so end, and Q3 also ends thereupon, so Q3 exports high level.Like this, by the processing of this circuit, just become the switching signal of Transistor-Transistor Logic level from low to high having or not of infrared signal.Next this signal is passed to CPU, CPU just controls television set according to the height of Q3 output level.
CPU receives after the control signal, at first demonstrates the item of respective control function on the screen corresponding to the infrared receiver position that is blocked, and then goes to move corresponding control programs, carries out the regulation and control task.
Suppose that the pairing control of the infrared receiving tube that is blocked is " volume+", CPU just changes the volume control program module over to, volume is regulated menu and will be presented on the screen, the user sends regulating command (being equivalent to originally repeatedly by " volume+" operating key) with the mode of blocking repeatedly with not keeping off, program is just by setting the step-length volume attenuation coefficient that successively decreases, volume just increases gradually, when volume meets customer requirements, remove finger watch and show affirmation, program will be stored the volume attenuation coefficient of this moment, volume is just kept this level, finishes regulation and control.
The demonstration of meanwhile, " volume+" (controlled function item) also disappears thereupon.
In this special instruction, when normally watching TV, do not show any controlled function item on the screen, after one of them of a plurality of infrared receiving tubes is blocked, OSD is breathed out immediately by CPU, goes out controlled function item, for example " volume+" in the position display of correspondence, purpose is to visual experience directly perceived of user, avoids misoperation.Because the close screen edge of the demonstration of controlled function item, and only when regulation and control, just occur, do not watch so can not influence.Regulation and control finish, and show automatically to disappear.
When arbitrary infrared receiving device was blocked, corresponding control program will move, and carried out the control corresponding instruction.
Claims (8)
1, a kind of based on ultrared display device control device, it is characterized in that it has:
Infrared transmitting device is used to launch infrared ray;
Infrared receiver is used to receive the infrared ray that above-mentioned infrared transmitting device is launched;
Infrared ray received signal treatment circuit is linked in above-mentioned infrared receiver respectively, is used for the infrared signal that above-mentioned infrared receiver is received is changed into switching voltage signal, and it is transferred to CPU;
CPU carries out corresponding computing and processing to above-mentioned voltage signal, can instruct simultaneously to show with OSD respectively on corresponding to the screen of infrared receiver position and indicate function corresponding.
2, as claimed in claim 1 based on ultrared display device control device, it is characterized in that infrared receiver, its quantity is corresponding with the number of reaching controlled function, and promptly each controlled function that will finish is corresponding to an infrared receiver.
3, as claimed in claim 2 based on ultrared display device control device, the quantity that it is characterized in that infrared ray received signal treatment circuit also is corresponding with infrared receiver, and promptly each infrared receiver is connected with an infrared ray received signal treatment circuit.
4, as claimed in claim 1 based on ultrared display device control device, it is characterized in that this comprises at least more than one based on ultrared display device control device infrared transmitting device.
5, as claimed in claim 4 based on ultrared display device control device, it is characterized in that above-mentioned based on ultrared display device control device, for television set control, its infrared receiver adopts infrared receiving tube, the number of infrared receiving tube is set to six usually corresponding to controlled function commonly used, and they are respectively: TV/video/, menu/search platform, volume increase, volume down, program increase, program subtracts.
7, as claimed in claim 6 based on ultrared display device control device, it is characterized in that above-mentioned infrared transmitting device is an infrared transmitting tube, and the number of its infrared transmitting tube is less than the number of infrared receiving tube.
8, as claimed in claim 7 based on ultrared display device control device, it is characterized in that above-mentionedly based on ultrared display device control device, its infrared transmitting tube and infrared receiving tube can independently be arranged at the casing and the screen junction of display device.
9, as claimed in claim 8ly it is characterized in that above-mentioned infrared transmitting tube and infrared receiving tube, be arranged at the top and the bottom of display screen respectively based on ultrared display device control device, perhaps Dui Ying display screen about portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200665497U CN2932828Y (en) | 2005-10-26 | 2005-10-26 | An infrared-based display equipment control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200665497U CN2932828Y (en) | 2005-10-26 | 2005-10-26 | An infrared-based display equipment control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2932828Y true CN2932828Y (en) | 2007-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2005200665497U Expired - Fee Related CN2932828Y (en) | 2005-10-26 | 2005-10-26 | An infrared-based display equipment control device |
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| CN (1) | CN2932828Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011060733A1 (en) * | 2009-11-20 | 2011-05-26 | Li Moran | Non-contact sensing control system for sound box and control method thereof |
| CN102238397A (en) * | 2010-05-07 | 2011-11-09 | Tcl集团股份有限公司 | Multi-channel infrared system and infrared parameter setting method thereof |
| CN102244514A (en) * | 2010-05-11 | 2011-11-16 | 帆宣系统科技股份有限公司 | Touch button device surrounded by light-emitting diodes |
| CN102684663A (en) * | 2012-04-09 | 2012-09-19 | 杭州三花研究院有限公司 | Heat meter, photosensitive type press key for heat meter and control method thereof |
| CN103631453A (en) * | 2013-11-29 | 2014-03-12 | 广州视睿电子科技有限公司 | Signal receiving device of infrared touch frame |
-
2005
- 2005-10-26 CN CNU2005200665497U patent/CN2932828Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011060733A1 (en) * | 2009-11-20 | 2011-05-26 | Li Moran | Non-contact sensing control system for sound box and control method thereof |
| CN102238397A (en) * | 2010-05-07 | 2011-11-09 | Tcl集团股份有限公司 | Multi-channel infrared system and infrared parameter setting method thereof |
| CN102238397B (en) * | 2010-05-07 | 2014-06-18 | 深圳Tcl数字技术有限公司 | Multi-channel infrared system and infrared parameter setting method thereof |
| CN102244514A (en) * | 2010-05-11 | 2011-11-16 | 帆宣系统科技股份有限公司 | Touch button device surrounded by light-emitting diodes |
| CN102684663A (en) * | 2012-04-09 | 2012-09-19 | 杭州三花研究院有限公司 | Heat meter, photosensitive type press key for heat meter and control method thereof |
| CN102710245A (en) * | 2012-04-09 | 2012-10-03 | 杭州三花研究院有限公司 | Photosensitive key for heat meter and control method for photosensitive key |
| CN102706483B (en) * | 2012-04-09 | 2017-04-05 | 三花控股集团有限公司 | A kind of calorimeter |
| CN102710245B (en) * | 2012-04-09 | 2017-11-03 | 杭州三花研究院有限公司 | A kind of photosensitive type button and its control method for calorimeter |
| CN102684663B (en) * | 2012-04-09 | 2018-01-16 | 杭州三花研究院有限公司 | A kind of calorimeter, photosensitive type button and its control method for calorimeter |
| CN103631453A (en) * | 2013-11-29 | 2014-03-12 | 广州视睿电子科技有限公司 | Signal receiving device of infrared touch frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070808 Termination date: 20141026 |
|
| EXPY | Termination of patent right or utility model |