CN102707556A - Projection device serving as automobile accessory instrument - Google Patents
Projection device serving as automobile accessory instrument Download PDFInfo
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- CN102707556A CN102707556A CN2011100764882A CN201110076488A CN102707556A CN 102707556 A CN102707556 A CN 102707556A CN 2011100764882 A CN2011100764882 A CN 2011100764882A CN 201110076488 A CN201110076488 A CN 201110076488A CN 102707556 A CN102707556 A CN 102707556A
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Abstract
The invention provides a projection device serving as an automobile accessory instrument. The projection device comprises a projector system, wherein the projector system comprises a projection system; the projection system is connected with the signal output end of a signal processing system; the signal input end of the signal processing system is connected with a signal input interface; the projector system is projected onto an automobile windshield; the signal input interface is used for receiving a vehicle speed signal transmitted by a vehicle speed sensor of an automobile; the signal processing system is used for processing the vehicle speed signal, and transmitting the processed vehicle speed signal to the projection system; and the projection system is used for projecting the vehicle speed signal onto the automobile windshield for a driver to see. Due to the adoption of the technical scheme, the driver can see the vehicle speed signal more easily and conveniently, and does not need to lower head for checking an instrument below a steering wheel, so that the eyestrain of the driver is reduced, and the driving safety is improved. Moreover, a good projection display effect and low energy consumption are achieved.
Description
Technical field
The present invention relates to the projection arrangement of electronic applications, relate in particular to a kind of projection arrangement as the automobile supporting instrument.
Background technology
Automobile instrument designs in the bearing circle front lower place usually; During running informations such as the speed of a motor vehicle on the driver drives to watch the instruments, oil mass, rotating speed, often to eye be moved down and just can see these information, so when driving; Driver's sight line is watched the place ahead attentively to returning to focus on immediately on the very near instrument during often by normal driving; This process not only needs the time, and often also be prone to produce tiredly, influenced the safety of driving.
In addition, along with development of science and technology, the former projector that is used as business office equipment is because of its open visual field, more and more massesization, family oriented.
Summary of the invention
The object of the present invention is to provide a kind of projection arrangement, to solve the problems of the technologies described above as the automobile supporting instrument.
The technical matters that the present invention solved can adopt following technical scheme to realize:
Projection arrangement as the automobile supporting instrument; Comprise a projector system; Said projector system comprises an optical projection system; Said optical projection system connects the signal output part of a signal processing system, and the signal input part of said signal processing system connects a signal input interface, and said projector system is projected on the windshield;
Said signal input interface receives the GES by the vehicle speed sensor transmission of automobile; Said signal processing system is handled this GES; GES after handling is transferred to said optical projection system; Said optical projection system is projected in GES on the windshield, supplies the driver to check.GES directly is presented on the windshield, and the driver sees that speed of a motor vehicle signal is more succinctly convenient, needn't bow and check the instrument of bearing circle front lower place, has reduced driver's eye fatigue, has improved the security of driving.
Said signal input interface also connects a wireless signal receiver module, and said wireless signal receiver module receives the projection signal of wireless device in the automobile.Signal input interface receives the wireless display signal that the wireless signal receiver module is received, and is transferred to projector system and is projected on the windshield.This wireless device can be the GPS navigation equipment with wireless output module.
Said projection arrangement as the automobile supporting instrument comprises that also one is used for the power input interface to said projector system power supply, and said power input interface connects vehicle power.Use the interior power supply of car to give whole projector system power supply.
Said optical projection system comprises a projection light source, and said projection light source adopts LASER Light Source, comprises red laser light source, green laser light source, blue laser light source.Be used to produce red, green, blue three coloured light.
Said optical projection system also comprises a photomodulator, and said photomodulator adopts liquid crystal on silicon (LCOS).To reduce volume, cut down the consumption of energy.
Said photomodulator connects a light sensor, and said light sensor is arranged on the windshield place, in order to detect the intensity of illumination at windshield place.Through the intensity of illumination at light sensor collection windshield place, the light intensity of photomodulator regulation and control optical projection system output.
Said optical projection system also comprises a beam shaping, and said beam shaping is a fly's-eye lens, and there is the phacoid of arranging with matrix form on the surface of said fly's-eye lens, and said beam shaping is between projection light source and object lens.So that the beam divergence that said light source penetrates, and convert the shape of the effective coverage of photomodulator to.
Between the projection lens assembly of said photomodulator and said optical projection system; There is the works that is used for fixing said photomodulator; The surface of contact of this works and said photomodulator forms opening surface, and the surface of contact of this works and said photomodulator scribbles the kermesinus rough coatings.The kermesinus rough coatings absorbs green glow, blue light, can weaken the blue halation that screen periphery forms.
Beneficial effect: owing to adopt technique scheme, the driver sees that speed of a motor vehicle signal is more succinctly convenient, needn't bow and check the instrument of bearing circle front lower place, has reduced driver's eye fatigue, has improved the security of driving.And Projection Display is effective, low energy consumption.
Description of drawings
Fig. 1 is that circuit of the present invention connects synoptic diagram;
Fig. 2 is an optical projection system part-structure synoptic diagram of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect and be easy to understand and understand, further set forth the present invention below in conjunction with concrete diagram.
With reference to Fig. 1; Projection arrangement as the automobile supporting instrument; Comprise projector system 1, projector system 1 comprises optical projection system 12, and optical projection system 12 connects the signal output part of signal processing system 11; The signal input part of signal processing system 11 connects signal input interface 13, and projector system 1 is projected on the windshield; Signal input interface 13 receives the GES by vehicle speed sensor 2 transmission of automobile; Signal processing system 11 is handled this GES; GES after handling is transferred to optical projection system 12, and optical projection system 12 is projected in GES on the windshield, supplies the driver to check.GES directly is presented on the windshield, and the driver sees that speed of a motor vehicle signal is more succinctly convenient, needn't bow and check the instrument of bearing circle front lower place, has reduced driver's eye fatigue, has improved the security of driving.Signal input interface 13 also connects wireless signal receiver module 14, and wireless signal receiver module 14 receives the projection signal of wireless device in the automobile.Signal input interface 13 receives the wireless display signal that wireless signal receiver modules 14 are received, and is transferred to projector system 1 and is projected on the windshield.This wireless device can be the GPS navigation equipment with wireless output module; Also can install wireless output module additional at the output terminal of the vehicle speed sensor 2 of automobile or the output terminal of measured automobiles fuel-quantity transducer; Needn't use signal wire like this, the signal transmission between just can realization equipment.Projection arrangement as the automobile supporting instrument comprises that also one is used for the power input interface to projector system 1 power supply, and power input interface connects vehicle power.Use the interior power supply of car to give whole projector system power supply.
With reference to Fig. 2, optical projection system 12 comprises projection light source, and projection light source adopts LASER Light Source, comprises red laser light source 31, green laser light source 32, blue laser light source 33.Be used to produce red, green, blue three coloured light.Optical projection system 12 also comprises photomodulator 35, and photomodulator 35 adopts liquid crystal on silicon (LCOS).To reduce volume, cut down the consumption of energy.Projection light source also can adopt led light source.Photomodulator 35 connects light sensor, and light sensor is arranged on the windshield place, in order to detect the intensity of illumination at windshield place.Through the intensity of illumination at light sensor collection windshield place, the light intensity of photomodulator 35 regulation and control optical projection systems outputs.Optical projection system 12 also comprises beam shaping 34, and beam shaping 34 is a fly's-eye lens.There is the phacoid 341 of arranging with matrix form on the surface of fly's-eye lens, and beam shaping 34 is between projection light source and object lens 36.So that the beam divergence that projection light source penetrates, and convert the shape of the effective coverage of photomodulator 35 to.Before the beam shaping 34 scattering sheet can also be set, this scattering sheet can connect percussion mechanism, makes this scattering sheet produce vibration, and the percussion mechanism that the preferred piezoelectric ceramics of this percussion mechanism is processed is so that produce more superior optical effect.
Between the projection lens assembly 37 of photomodulator 35 and optical projection system; There is the works that is used for fixing photomodulator; The surface of contact of this works and photomodulator 35 forms opening surface, and the surface of contact of this works and photomodulator 35 scribbles the kermesinus rough coatings.The kermesinus rough coatings absorbs green glow, blue light, can weaken the blue halation that screen periphery forms.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the instructions just explains principle of the present invention; Under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.
Claims (9)
1. as the projection arrangement of automobile supporting instrument; Comprise a projector system; Said projector system comprises an optical projection system; It is characterized in that said optical projection system connects the signal output part of a signal processing system, the signal input part of said signal processing system connects a signal input interface, and said projector system is projected on the windshield;
Said signal input interface receives the GES by the vehicle speed sensor transmission of automobile; Said signal processing system is handled this GES; GES after handling is transferred to said optical projection system, and said optical projection system is projected in GES on the windshield.
2. the projection arrangement as the automobile supporting instrument according to claim 1 is characterized in that, said signal input interface also connects a wireless signal receiver module, and said wireless signal receiver module receives the projection signal of wireless device in the automobile.
3. the projection arrangement as the automobile supporting instrument according to claim 2 is characterized in that, comprises that also one is used for the power input interface to said projector system power supply, and said power input interface connects vehicle power.
4. according to any described projection arrangement in the claim 1 to 3 as the automobile supporting instrument; It is characterized in that; Said optical projection system comprises a projection light source, and said projection light source adopts LASER Light Source, comprises red laser light source, green laser light source, blue laser light source.
5. the projection arrangement as the automobile supporting instrument according to claim 4 is characterized in that said optical projection system also comprises a photomodulator, and said photomodulator adopts liquid crystal on silicon.
6. the projection arrangement as the automobile supporting instrument according to claim 5 is characterized in that said photomodulator connects a light sensor, and said light sensor is arranged on the windshield place, in order to detect the intensity of illumination at windshield place.
7. the projection arrangement as the automobile supporting instrument according to claim 4; It is characterized in that; Said optical projection system also comprises a beam shaping; Said beam shaping is a fly's-eye lens, and there is the phacoid of arranging with matrix form on the surface of said fly's-eye lens, and said beam shaping is between projection light source and object lens.
8. the projection arrangement as the automobile supporting instrument according to claim 5; It is characterized in that; Between the projection lens assembly of said photomodulator and said optical projection system; Have the works that is used for fixing said photomodulator, the surface of contact of this works and said photomodulator forms opening surface, and the surface of contact of this works and said photomodulator scribbles the kermesinus rough coatings.
9. the projection arrangement as the automobile supporting instrument according to claim 7 is characterized in that, a scattering sheet is set before the said beam shaping, and this scattering sheet connects a percussion mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100764882A CN102707556A (en) | 2011-03-28 | 2011-03-28 | Projection device serving as automobile accessory instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100764882A CN102707556A (en) | 2011-03-28 | 2011-03-28 | Projection device serving as automobile accessory instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102707556A true CN102707556A (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100764882A Pending CN102707556A (en) | 2011-03-28 | 2011-03-28 | Projection device serving as automobile accessory instrument |
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| Country | Link |
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| CN (1) | CN102707556A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102043321A (en) * | 2010-11-02 | 2011-05-04 | 上海理工大学 | Projection device serving as automotive auxiliary instrument |
| CN103192715A (en) * | 2013-01-10 | 2013-07-10 | 浙江吉利汽车研究院有限公司杭州分公司 | Hidden instrument |
| CN104554004A (en) * | 2013-10-23 | 2015-04-29 | 比亚迪股份有限公司 | Digital heads up display system |
| CN107572385A (en) * | 2017-09-13 | 2018-01-12 | 徐州重型机械有限公司 | Crane |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102043321A (en) * | 2010-11-02 | 2011-05-04 | 上海理工大学 | Projection device serving as automotive auxiliary instrument |
-
2011
- 2011-03-28 CN CN2011100764882A patent/CN102707556A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102043321A (en) * | 2010-11-02 | 2011-05-04 | 上海理工大学 | Projection device serving as automotive auxiliary instrument |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102043321A (en) * | 2010-11-02 | 2011-05-04 | 上海理工大学 | Projection device serving as automotive auxiliary instrument |
| CN103192715A (en) * | 2013-01-10 | 2013-07-10 | 浙江吉利汽车研究院有限公司杭州分公司 | Hidden instrument |
| CN104554004A (en) * | 2013-10-23 | 2015-04-29 | 比亚迪股份有限公司 | Digital heads up display system |
| CN107572385A (en) * | 2017-09-13 | 2018-01-12 | 徐州重型机械有限公司 | Crane |
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Application publication date: 20121003 |