CN101753205A - Infrared transmitting device, infrared receiving device and infrared transceiving system - Google Patents
Infrared transmitting device, infrared receiving device and infrared transceiving system Download PDFInfo
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- CN101753205A CN101753205A CN200910215703A CN200910215703A CN101753205A CN 101753205 A CN101753205 A CN 101753205A CN 200910215703 A CN200910215703 A CN 200910215703A CN 200910215703 A CN200910215703 A CN 200910215703A CN 101753205 A CN101753205 A CN 101753205A
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Abstract
The invention provides an infrared transmitting device, an infrared receiving device and an infrared transceiving system, wherein the infrared transmitting device comprises an infrared transmitting module and a light-scattering module which is arranged on the outer surface of the infrared transmitting module and used for scattering the infrared rays transmitted by the infrared transmitting module. As the infrared transmitting device is provided with a light-scattering crystal wafer, and the infrared receiving device is provided with a light-gathering crystal wafer, thereby improving the infrared transmitting and receiving angles. Furthermore, the light-gathering crystal wafer in the infrared receiving device and the infrared receiving module are arranged at the bottom of the infrared receiving device and protrude downwards from the bottom surface of the infrared receiving device, thereby receiving the infrared rays coming from 360 degrees.
Description
Technical field
The present invention relates to the far distance controlled field, more specifically, relate to a kind of infrared transmitting device, infrared receiver and infrared ray receive-transmit system.
Background technology
Infrared remote control system commonly used transmits and receives two parts general the branch.The main element of radiating portion is an infrarede emitting diode.It is actually a special light-emitting diode, because its internal material is different from common light-emitting diode, thereby when applying certain voltage at its two ends, what it just sent is infrared ray rather than visible light.
Influence the main following points of factor of remote controller remote control distance (Remote distance of RF Remote Control):
1, transmitting power: transmitting power is distance greatly then, but power consumption is big, is easy to generate interference;
2, receiving sensitivity: the receiving sensitivity of receiver improves, and remote control distance increases, and causes malfunction or out of control but be subjected to easily to disturb;
3, antenna: adopt the linear pattern antenna, and be parallel to each other, remote control distance is far away, but it is big to take up space, in use antenna elongate, the stretching remote control distance that increases;
4, highly: antenna is high more, and remote control distance is far away more, but limited by objective condition;
5, stop: the Digiplex that uses uses the uhf band of national regulation at present, its propagation characteristic and light are approximate, straightline propagation, diffraction is less, stop the remote control distance that gives a discount greatly if any wall between reflector and the receiver, if reinforcing bar mixes the wall of earth, because conductor to the absorption of electric wave, influences more very.
Fig. 1 is according to the infrared that is used for CRT screen television set of correlation technique and the schematic diagram of receiving system.As shown in Figure 1, Infrared remote controller 100 is by the infrared ray receiver module 210 emission infrared control signal of infrared module 110 on television set 200 (can regard infrared receiver as).Because infrared ray receiver module 210 is arranged in the front panel of television set 200, thereby can't receive the infrared control signal from television set 200 sides or back.
As seen, all little according to the emission angle and the receiving angle of this infrared ray transceiver module, can't realize the infrared and the reception of wide-angle.
Summary of the invention
The present invention aims to provide a kind of infrared transmitting device, infrared receiver and infrared ray receive-transmit system, can solve problems such as angle that the correlation technique middle infrared (Mid-IR) transmits and receives is little.
To achieve these goals, according to an aspect of the present invention, provide a kind of infrared transmitting device, it comprises: infrared module and astigmatic module, wherein, astigmatic module is positioned at the infrared module exterior surface, is used to disperse the infrared ray of being launched by the infrared module.
To achieve these goals, according to another aspect of the present invention, a kind of infrared receiver is provided, it comprises: infrared ray receiver module and concentration module, wherein, concentration module is positioned at the outer surface of infrared ray receiver module, and the infrared ray that is used for being launched by infrared transmitting device is aggregated to the infrared ray receiver module.
To achieve these goals, according to a further aspect of the invention, a kind of infrared ray receive-transmit system is provided, it comprises: infrared transmitting device and the infrared receiver with infrared ray receiver module with infrared module, wherein, infrared transmitting device also comprises: astigmatic module, be positioned at the infrared module exterior surface, and be used to disperse the infrared ray of launching by the infrared module; Infrared receiver also comprises: concentration module, be positioned at the outer surface of infrared ray receiver module, and the infrared ray that is used for being launched by infrared transmitting device is aggregated to the infrared ray receiver module.
Owing to have astigmatic crystal wafer on the infrared transmitting device among the present invention, and have the optically focused crystal wafer on the infrared receiver, thereby improved the ultrared angle that transmits and receives.Further, optically focused crystal wafer in the infrared receiver and infrared ray receiver module are positioned at the bottom of infrared receiver, and protrude downwards from the bottom surface of infrared receiver, thereby can receive from the infrared ray on the 360 degree directions.
Description of drawings
Accompanying drawing is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is according to the infrared of correlation technique and the schematic diagram of receiving system;
Fig. 2 is the local enlarged diagram according to the infrared transmitting device of the embodiment of the invention;
Fig. 3 is the local enlarged diagram according to the infrared receiver of the embodiment of the invention;
Fig. 4 is the schematic diagram according to the infrared ray receive-transmit system that is used for CRT screen television set of the embodiment of the invention;
Fig. 5 is the schematic diagram according to the infrared ray receive-transmit system that is used for PDP screen television set of the embodiment of the invention.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
Fig. 2 is the local enlarged diagram according to the infrared transmitting device of the embodiment of the invention.As shown in Figure 2, infrared transmitting device 100 comprises: infrared module 110 and the astigmatic crystal wafer 111 that is positioned at infrared module 110 outer surfaces.When infrared module 110 emission infrared control signals, astigmatic crystal wafer 111 disperses the infrared control signal that is sent, so that strengthen the emission angle of infrared control signal.Can realize the remote control of three-dimensional 360 degree of transmitting terminal according to the designing requirement maximum.
In the present embodiment, the light dispersion member that is positioned at described infrared module 110 outer surfaces is astigmatic crystal wafer 111, is an optimal way, and the present invention is not limited only to this, for example, can also be other elements that can play the astigmatism effect.
Fig. 3 is the local enlarged diagram according to the infrared receiver of the embodiment of the invention.As shown in Figure 3, infrared receiver 200 comprises: infrared ray receiver module 210 and the optically focused crystal wafer 211 that is positioned at infrared ray receiver module 210 outer surfaces.Optically focused crystal wafer 211 will be aggregated to from the infrared control signal on the different directions in the infrared ray receiver module 210, thereby increase the angle that receives, and improve the reaction speed of remote control.
Further, infrared ray receiver module 210 among Fig. 3 and optically focused crystal wafer 211 are positioned at the bottom of infrared receiver 200, and protrude downwards from the bottom surface of infrared receiver 200, thereby can unhinderedly receive from the infrared control signal on all directions, further increase the scope that receives, improved the sensitivity that receives.
In the present embodiment, the optically focused parts that are positioned at infrared ray receiver module 210 outer surfaces are optically focused crystal wafer 211, are an optimal way, and the present invention is not limited only to this, for example, can also be other elements that can play the optically focused effect.
Fig. 4 is the schematic diagram according to the infrared ray receive-transmit system that is used for CRT screen television set of the embodiment of the invention.As shown in Figure 4, this infrared ray receive-transmit system comprises: infrared transmitting device 100 and the infrared receiver 200 with infrared ray receiver module 210 with infrared module 110.
Further, infrared ray receiver module 210 among Fig. 4 and optically focused crystal wafer 211 are positioned at the bottom of infrared receiver 200, and protrude downwards from the bottom surface of infrared receiver 200, thereby can unhinderedly receive from the infrared control signal on all directions, further increase the scope that receives, improved the sensitivity that receives.
Fig. 5 is the schematic diagram according to the infrared ray receive-transmit system that is used for PDP screen television set of the embodiment of the invention.Infrared ray receive-transmit system shown in Fig. 5 is identical with the infrared ray receive-transmit system shown in Fig. 4.
Though the principle of luminosity of CRT display screen, LCDs and PDP display screen has nothing in common with each other, the principle of using on aspect the remote control is identical with method.Therefore, the infrared ray receive-transmit system according to the embodiment of the invention goes for CRT display screen, LCDs and PDP display screen.
In an embodiment of the present invention, above-mentioned astigmatic module and described concentration module are made by glass or the organic synthesis material that is similar to glass.
Owing to have astigmatic crystal wafer on the infrared transmitting device among the present invention, and have the optically focused crystal wafer on the infrared receiver, thereby improved the ultrared angle that transmits and receives.Further, optically focused crystal wafer in the infrared receiver and infrared ray receiver module are positioned at the bottom of infrared receiver, and protrude downwards from the bottom surface of infrared receiver 200, thereby can receive from the infrared ray on the 360 degree directions.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an infrared transmitting device comprises the infrared module, it is characterized in that, also comprises:
The astigmatism module is positioned at described infrared module exterior surface, is used to disperse the infrared ray of being launched by described infrared module.
2. infrared transmitting device according to claim 1 is characterized in that, described astigmatic module is astigmatic crystal wafer.
3. infrared transmitting device according to claim 1 is characterized in that, described astigmatic module is made by glass or the organic synthesis material that is similar to glass.
4. an infrared receiver comprises the infrared ray receiver module, it is characterized in that, also comprises:
Concentration module is positioned at the outer surface of described infrared ray receiver module, and the infrared ray that is used for being launched by infrared transmitting device is aggregated to described infrared ray receiver module.
5. infrared receiver according to claim 4, it is characterized in that, described infrared ray receiver module and described concentration module are positioned at the bottom of described infrared receiver, and protrude downwards from the bottom surface of described infrared receiver, be used in the angular ranges of 360 degree polymerization and receive described infrared ray.
6. according to claim 4 or 5 described infrared receivers, it is characterized in that described concentration module is the optically focused crystal wafer.
7. according to claim 4 or 5 described infrared receivers, it is characterized in that described concentration module is made by glass or the organic synthesis material that is similar to glass.
8. an infrared ray receive-transmit system comprises it is characterized in that infrared transmitting device with infrared module and the infrared receiver with infrared ray receiver module,
Described infrared transmitting device also comprises: astigmatic module, be positioned at described infrared module exterior surface, and be used to disperse the infrared ray of launching by described infrared module;
Described infrared receiver also comprises: concentration module, be positioned at the outer surface of described infrared ray receiver module, and the infrared ray that is used for being launched by described infrared transmitting device is aggregated to described infrared ray receiver module.
9. infrared ray receive-transmit system according to claim 8, it is characterized in that, described infrared ray receiver module and described concentration module are positioned at the bottom of described infrared receiver, and protrude downwards from the bottom surface of described infrared receiver, be used in the angular ranges of 360 degree polymerization and receive described infrared ray.
10. according to Claim 8 or 9 described infrared ray receive-transmit systems, it is characterized in that described astigmatic module and described concentration module are made by glass or the organic synthesis material that is similar to glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910215703A CN101753205A (en) | 2009-12-30 | 2009-12-30 | Infrared transmitting device, infrared receiving device and infrared transceiving system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910215703A CN101753205A (en) | 2009-12-30 | 2009-12-30 | Infrared transmitting device, infrared receiving device and infrared transceiving system |
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| CN101753205A true CN101753205A (en) | 2010-06-23 |
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| CN200910215703A Pending CN101753205A (en) | 2009-12-30 | 2009-12-30 | Infrared transmitting device, infrared receiving device and infrared transceiving system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103795470A (en) * | 2014-03-07 | 2014-05-14 | 深圳市鸿利泰光电科技有限公司 | Infrared transceiving and transmitting device |
| TWI475812B (en) * | 2010-08-05 | 2015-03-01 | Hon Hai Prec Ind Co Ltd | Electronic equipment |
| TWI610541B (en) * | 2014-03-31 | 2018-01-01 | Li Ming Jun | Infrared emitting device |
| CN111169055A (en) * | 2020-02-28 | 2020-05-19 | 广州市天历德电子科技有限公司 | Infrared receiving device and preparation process thereof |
-
2009
- 2009-12-30 CN CN200910215703A patent/CN101753205A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI475812B (en) * | 2010-08-05 | 2015-03-01 | Hon Hai Prec Ind Co Ltd | Electronic equipment |
| CN103795470A (en) * | 2014-03-07 | 2014-05-14 | 深圳市鸿利泰光电科技有限公司 | Infrared transceiving and transmitting device |
| TWI610541B (en) * | 2014-03-31 | 2018-01-01 | Li Ming Jun | Infrared emitting device |
| CN111169055A (en) * | 2020-02-28 | 2020-05-19 | 广州市天历德电子科技有限公司 | Infrared receiving device and preparation process thereof |
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Application publication date: 20100623 |