CN1093284C - Infrared unit for computer mouse - Google Patents
Infrared unit for computer mouse Download PDFInfo
- Publication number
- CN1093284C CN1093284C CN98102862A CN98102862A CN1093284C CN 1093284 C CN1093284 C CN 1093284C CN 98102862 A CN98102862 A CN 98102862A CN 98102862 A CN98102862 A CN 98102862A CN 1093284 C CN1093284 C CN 1093284C
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- infrared
- emitting diode
- computer mouse
- light source
- infrared light
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Abstract
The present invention relates to an infrared device for a computer mouse. The present invention is characterized in that the infrared device is formed by the coupling of an infrared luminescence diode and a receiving crystal. The encapsulation part of the infrared luminescence diode has scattering materials which make the output light sources of the infrared luminescence diode generate diffuseness through the scattering materials, the light sources evenly irradiate to the surface of the receiving crystal, the dark figures of the light sources of the infrared luminescence diode are reduced and removed, the effectiveness of the infrared device for the computer mouse is improved, and the present invention is favorable to the control of the operation of the infrared device for the computer mouse.
Description
The infrared facility of computer mouse device of the present invention mainly is that the encapsulation with infrared light-emitting diode is equipped with scatterer, make the output light source of infrared light-emitting diode produce diffusion through scattering, light source is shone uniformly on the receiving crystal surface, the light source shadow of dwindling and removing infrared light-emitting diode is beneficial to the action of the infrared facility of controlling computer Genius mouse with the benefit of the infrared facility that improves the computer mouse device.
Press, along with making rapid progress of science and technology, photoelectricity science and technology is passed to the application of actual product gradually by the theoretical research in the laboratory, it is just as making the infrared facility of computer mouse device, the appearance of this product is that the infrared facility of computer mouse device is put an innovation greatly, it changes infrared light-emitting diode output light source inhomogeneous of the infrared facility of existing computer mouse device, and the infrared facility of a kind of facility, efficient desirable computer Genius mouse is provided.
The infrared facility of existing computer mouse device, infrared light-emitting diode must match mutually with receiving crystal, that is the emission light of infrared light-emitting diode needs to need corresponding with the receiving ability of receiving crystal, otherwise, the infrared facility of computer mouse device can't move, because of the encapsulation of infrared light-emitting diode is the transparent body, the light source of its infrared light-emitting diode is that infrared light and direct projection are on receiving crystal, at this moment, the output light source of institute's receiving infrared-ray light emitting diode has shadow on the receiving crystal, make to shine and present uneven state in the lip-deep output light source of receiving crystal, also therefore cause the loss and the cost of test to increase, moreover control was also difficult relatively when the infrared facility of computer mouse device was assembled, requirement for sensitivity improves relatively, thereby lowers economic benefit.
Edge this, this creator is because above-mentioned many shortcomings, feel the needs that its improvement is arranged deeply, studied and improved with its experience of being engaged in such product design manufacturing, through design and experiment and correction for a long time, develop the present invention, should be because infrared facility really belongs to scientific and technological sophisticated product, therefore the present invention adopts precisely certain free from error test and technology, and can reach the effect of getting twice the result with half the effort.
Fundamental purpose of the present invention is to be to use the infrared light-emitting diode institute output light source that scatterer can produce even light to shine on the receiving crystal surface, benefit with the infrared facility that improves the computer mouse device is beneficial to the action of the infrared facility of controlling computer Genius mouse.
Secondary objective of the present invention is to reduce the test loss and reduces the cost, and increases economic benefit.The object of the present invention is achieved like this: a kind of infrared facility of computer mouse device, be by an infrared light-emitting diode, and receiving crystal matches and forms, it is characterized in that: the encapsulation of infrared light-emitting diode is equipped with scatterer, make the output light source scatterer of infrared light-emitting diode and produce diffusion usefulness, output light source is radiated on the receiving crystal surface uniformly, dwindle and eliminate the existing shadow of output light source of infrared light-emitting diode, to improve the benefit of infrared facility, be beneficial to the action of the infrared facility of controlling computer Genius mouse.Aforementioned scatterer can be diffusant, diffusion glue or with sandblast mode spray frosted glass, or covers with mist look object, the diffusion that the output light source of infrared light-emitting diode is produced.Aforementioned receiving crystal can be optical diode or photoelectric crystal or optic integrated circuit.
Be infrared facility, feature and other the every concrete purposes that can further understand computer mouse device of the present invention, technological means, characteristics, effect etc., lift the present invention now than specific embodiment, and cooperate appended accompanying drawing to be described in detail as follows:
Fig. 1 is the distribution plan of spectrum.
Fig. 2 is the graph of a relation of the luminous intensity and the temperature of light emitting diode.
Fig. 3 is the wavelength graph of light emitting diode.
Fig. 4 is the wavelength graph of optical diode.
Fig. 5 is the wavelength graph of photoelectric crystal.
Fig. 6 is the application synoptic diagram of prior art.
Fig. 7 is a prior art light intensity synoptic diagram.
Fig. 8 is the wavelength graph of infrared light-emitting diode most preferred embodiment of the present invention.
Fig. 9 is that most preferred embodiment of the present invention is used synoptic diagram.
Figure 10 is a most preferred embodiment light intensity synoptic diagram of the present invention.
Infrared light-emitting diode 1 shadow 4 receiving crystals 2
Scatterer 5 infrared facilities 3
See also Fig. 1, as shown in the figure: light is a kind of electromagnetic radiation line, its wavelength coverage about 1000 dusts to 80000 dusts (1 dust=10
-10M) about 4000 dusts of the photochromic feature of wavelength (purple) can be felt out between 7000 dusts (redness) by human eye, and being higher than 7000 dust scopes is infrared ray, are lower than 4000 dust scopes and are ultraviolet ray.
See also Fig. 2, as shown in the figure: the luminous intensity of light emitting diode and the relation of humidity, temperature rises, its luminous intensity descends thereupon, this be because of the probability of recombination luminescence again be to change with temperature, and emission wavelength also rises with temperature and transfers to the bigger end of wavelength, and by finding out among Fig. 3 that light emitting diode has very narrow emission wavelength, the directive property of its luminous output distributes, influenced by the dispersion effect etc. of light emitting diode external form and the encapsulation resin that uses, and various characteristic is arranged.
See also Fig. 4 and Fig. 5, be the wavelength graph of optical diode and the wavelength graph of photoelectric crystal, these two kinds of electronic components are all receiving crystal 2, by illustrating as can be known photoelectric crystal than optical diode sensitivity, the electric current that it produced is about β a times of optical diode, and photoelectric crystal is 800 μ m for the maximum wavelength of incident light wavelength sensitivity, so for gallium arsenide (GaAs) light that light emitting diode sent, conversion efficiency the best, its response is also good especially, and optical diode can change electric current in several nanoseconds (ns) conducting with end, so optical diode is a kind of high-speed light detecing element, and is used in optical transition rate faster in the types of applications.
See also Fig. 6 and Fig. 7, as shown in the figure: above-mentioned optical diode and photoelectric crystal or optic integrated circuit are all receiving crystal 2, when the infrared facility 3 that will install the computer mouse device, then need infrared light-emitting diode 1 and receiving crystal 2 pairings, the output light source of infrared light-emitting diode 1 can be radiated at uniformly on receiving crystal 2 surfaces, impel infrared facility 3 actions, the infrared facility 3 of right existing computer mouse device, because of the encapsulation of infrared light-emitting diode 1 is the transparent body, the light source of its infrared light-emitting diode 1 is that infrared light and direct projection are on receiving crystal 2, at this moment, the light source of the infrared light-emitting diode 1 that is received on the receiving crystal 2 also has shadow 4, output light source is uneven to be radiated on receiving crystal 2 surfaces and cause, make the benefit shakiness of the infrared facility 3 of computer mouse device, be unfavorable for the action of the infrared facility 3 of controlling computer Genius mouse, for example infrared ray computer Genius mouse moves to mark and is difficult for moving, even crashes or the like.
Seeing also Fig. 8 and shown in Figure 9, is that the wavelength graph and the most preferred embodiment of infrared light-emitting diode 1 most preferred embodiment of the present invention used synoptic diagram.As shown in the figure: the emission wavelength of infrared light-emitting diode 1 of the present invention can be corresponding to the wavelength of various receiving crystals 2, impel the output light source of infrared light-emitting diode 1 can be radiated at uniformly on receiving crystal 2 surfaces, dwindle and eliminate the light source shadow, as shown in figure 10, reduce the loss of test and reduce cost, increase economic benefit, and the encapsulation at infrared light-emitting diode 1 is equipped with scatterer 5, this scatterer 5 can be diffusant, diffusion glue or with sandblast mode spray frosted glass, or make the output light source directive property of infrared light-emitting diode 1 with mist look object coverage etc., be subjected to the external form and the employed scatterer 5 of encapsulation of infrared light-emitting diode 1 to produce diffusion effect, the output light source of infrared light-emitting diode 1 can be radiated on receiving crystal 2 surfaces uniformly, to improve the benefit of infrared facility 3, be beneficial to the action of the infrared facility 3 of controlling computer Genius mouse.
The infrared facility of computer mouse device of the present invention obviously will be than prior art accurate and effective and stable more, and it has more suitable value and progressive to industry, so propose application for a patent for invention.
Claims (3)
1, a kind of infrared facility of computer mouse device, be by an infrared light-emitting diode, and receiving crystal matches and forms, it is characterized in that: the encapsulation of infrared light-emitting diode is equipped with scatterer, make the output light source scatterer of infrared light-emitting diode and produce diffusion usefulness, output light source is radiated on the receiving crystal surface uniformly, dwindles and eliminate the existing shadow of output light source of infrared light-emitting diode.
2, the infrared facility of computer mouse device as claimed in claim 1, it is characterized in that: scatterer can be diffusant, diffusion glue or with sandblast mode spray frosted glass, or, make the diffusion of the output light source generation of infrared light-emitting diode with the coverage of mist look object.
3, the infrared facility of computer mouse device as claimed in claim 1 is characterized in that: receiving crystal can be optical diode or photoelectric crystal or optic integrated circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98102862A CN1093284C (en) | 1998-07-14 | 1998-07-14 | Infrared unit for computer mouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98102862A CN1093284C (en) | 1998-07-14 | 1998-07-14 | Infrared unit for computer mouse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1241744A CN1241744A (en) | 2000-01-19 |
| CN1093284C true CN1093284C (en) | 2002-10-23 |
Family
ID=5217618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98102862A Expired - Lifetime CN1093284C (en) | 1998-07-14 | 1998-07-14 | Infrared unit for computer mouse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1093284C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100350365C (en) * | 2003-11-20 | 2007-11-21 | 凌阳科技股份有限公司 | Light guiding module of embedded luminous diode |
| CA2490617A1 (en) | 2004-01-06 | 2005-07-06 | Darfon Electronics Corp. | Wireless input device |
-
1998
- 1998-07-14 CN CN98102862A patent/CN1093284C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1241744A (en) | 2000-01-19 |
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Granted publication date: 20021023 |
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