CN201828765U - Minitype projector embedded on portable electronic equipment - Google Patents
Minitype projector embedded on portable electronic equipment Download PDFInfo
- Publication number
- CN201828765U CN201828765U CN2010205876601U CN201020587660U CN201828765U CN 201828765 U CN201828765 U CN 201828765U CN 2010205876601 U CN2010205876601 U CN 2010205876601U CN 201020587660 U CN201020587660 U CN 201020587660U CN 201828765 U CN201828765 U CN 201828765U
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- portable electric
- electric appts
- projector
- built
- light source
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Abstract
The utility model relates to the field of electronics, in particular to a projector. The minitype projector embedded on the portable electronic equipment comprises a projector system which comprises a projecting system and a signal processing system for being connected with an audio/video processing system in the portable electronic equipment, and the signal processing system is connected with the projecting system. Due to the adoption of the technical scheme, the minitype projector can be embedded on portable electronic equipment so as to display the picture on the screen of the portable electronic equipment, thus leading the portable electronic equipment to have the advantages of being small in volume, convenient for carrying and the like, and have the function of the projector.
Description
Technical field
The utility model relates to electronic applications, relates in particular to a kind of projection arrangement.
Background technology
Along with development of science and technology, the former projector of business office equipment that is used as is because of its open visual field, more and more massesization, family oriented.Traditional projector applications need be connected computing machine with projector, needs the user to possess projector simultaneously and computing machine could use projection, and is very inconvenient.
In addition, under the high speed development of mobile communications network and business, portable electric appts such as mobile phone, PDA, laptop computer etc. obtain application more and more widely because of advantages such as its volume are little, easy to carry.The screen of portable electronic equipment on utilizing portable electric appts surf the Net, see a film, see TV etc. these when using, greatly influence effect of watching and user's experience.
The utility model content
The purpose of this utility model is to provide a kind of micro projector that is built on the portable electric appts, to solve the problems of the technologies described above.
The technical matters that the utility model solved can realize by the following technical solutions:
Be built in the micro projector on the portable electric appts, comprise a projector system, described projector system comprises an optical projection system, described projector system comprises that also one is used for the signal processing system that is connected with audio frequency and video disposal system in the portable electric appts, and described signal processing system connects described optical projection system.
The utility model is suitable for and is arranged in the portable electric appts, portable electric appts can be portable computer, mobile phone or PDA, the audio-video signal of the audio frequency and video disposal system output of portable electric appts is after signal processing system is handled, send optical projection system to, the picture on the screen of portable electric appts is rendered to extraneous the reception on the screen by optical projection system.The utility model is by projector system the picture on the portable electric appts screen to be rendered on the extraneous screen.Screen can be a wall, perhaps other objects.The size of screen, the micro projector that is not built on the portable electric appts limits.Can demonstrate the very big picture of size by a very little micro projector that is built on the portable electric appts of volume.Can be when satisfying people screen sizes required, carry and use and convenient.
The described micro projector that is built on the portable electric appts comprises that also one is used for the constant-current driven module to described projector system power supply, described constant-current driven module adopts the high efficiency DC/DC conversion of boosting and combining with step-down, to realize steady current output.Guarantee the stable of projector system luminance brightness, avoided the flicker under the projection mode.
Described constant-current driven module is provided with one and is used for the inner joint that is connected with lithium battery in the described portable electric appts, can also be provided with one and be used for the external tapping that is connected with power supply under the external adapter.
Described optical projection system comprises a projection light source, and described 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.
Described optical projection system also comprises a photomodulator, and described photomodulator adopts liquid crystal on silicon (LCOS).To reduce volume, cut down the consumption of energy.
Described optical projection system also comprises a beam shaping, and described beam shaping is a fly's-eye lens, and there is the phacoid of arranging with matrix form on the surface of described fly's-eye lens, and described beam shaping is between projection light source and object lens.So that the beam divergence that described light source penetrates, and convert the shape of the effective coverage of photomodulator to.
Between the projection lens assembly of described photomodulator and described optical projection system, there is the works that is used for fixing described photomodulator, the surface of contact of this works and described photomodulator forms opening surface, and the surface of contact of this works and described 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 utility model can be built on the portable electric appts, show the picture on the portable electric appts screen, make common portable electric appts both have advantages such as volume is little, easy to carry, have the function of projector again.
Description of drawings
Fig. 1 is a whole connection diagram of the present utility model;
Fig. 2 is an optical projection system part-structure synoptic diagram of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose with effect is easy to understand, below in conjunction with the further elaboration the utility model of concrete diagram.
With reference to Fig. 1, be built in the micro projector on the portable electric appts, comprise projector system 2, projector system 2 comprises optical projection system 22, also comprises signal processing system 21, signal processing system 21 connects optical projection system 22; Projector system 2 is used to be arranged in the portable electric appts, and portable electric appts can be portable computer, mobile phone or PDA.Signal processing system 21 is used for being connected with audio frequency and video disposal system 1 in the portable electric appts; The audio-video signal of audio frequency and video disposal system 1 output sends optical projection system 22 to after signal processing system 21 is handled, by optical projection system 22 picture on the screen of portable electric appts is rendered to extraneous the reception on the screen.Audio frequency and video disposal system 1 can connect keyboard, and keyboard can adopt a button on the portable electric appts, and the user pushes button and just can make audio frequency and video disposal system 1 that signal is transferred to signal processing system 21, promptly activates projector system 2.The utility model can pass through push button exciting projector system 2, and projector system 2 is rendered to the picture on the portable electric appts screen on the extraneous screen.Screen can be a wall, perhaps other objects.The size of screen, the micro projector that is not built on the portable electric appts limits.Can demonstrate the very big picture of size by a very little micro projector that is built on the portable electric appts of volume.Can be when satisfying people screen sizes required, carry and use and convenient.The micro projector that is built on the portable electric appts also comprises the constant-current driven module 23 that is used for to projector system 2 power supplies, and constant-current driven module 23 adopts the high efficiency DC/DC conversion of boosting and combining with step-down, to realize steady current output.Guarantee the stable of projector system 2 luminance brightness, avoided the flicker under the projection mode.Constant-current driven module 23 be provided with one with portable electric appts in the inner joint that is connected of lithium battery, also can be provided with an external tapping that is connected with power supply under the external adapter.
With reference to Fig. 2, optical projection system 22 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 22 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.Optical projection system 22 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 a percussion mechanism, makes this scattering sheet produce vibration, and the percussion mechanism that the preferred piezoelectric ceramics of this percussion mechanism is made 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.
Portable electric appts can comprise the function that general on the market portable electric appts is had, as: functions such as wireless communication function, video playback capability, music, GPS navigation.The present invention is when carrying out Projection Display, and other functions of portable electric appts can not influenced by it.
The utility model is built on the mobile phone, uses mobile phone to realize that projection has following mode of operation:
Pattern one: the regular handset pattern, use as regular handset, mobile phone uses the picture on the mobile phone screen to show that projector system 2 is in closed condition.
Pattern two: mobile phone projection pattern, mobile phone use projection mode to show that projection display contents is the displaying contents on the mobile phone screen, and projector system 2 is in state of activation.
Adopt above-mentioned mode of operation, the utility model also can be built on other portable electric appts.
More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the instructions just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (9)
1. be built in the micro projector on the portable electric appts, comprise a projector system, described projector system comprises an optical projection system, it is characterized in that, described projector system comprises that also one is used for the signal processing system that is connected with audio frequency and video disposal system in the portable electric appts, and described signal processing system connects described optical projection system.
2. the micro projector that is built on the portable electric appts according to claim 1, it is characterized in that, comprise that also one is used for the constant-current driven module to described projector system power supply, described constant-current driven module adopts the high efficiency DC/DC conversion of boosting and combining with step-down.
3. the micro projector that is built on the portable electric appts according to claim 2 is characterized in that described constant-current driven module is provided with an inner joint.
4. the micro projector that is built on the portable electric appts according to claim 3 is characterized in that described constant-current driven module also is provided with an external tapping.
5. according to claim 1,2, the 3 or 4 described micro projectors that are built on the portable electric appts, it is characterized in that, described optical projection system comprises a projection light source, and described projection light source adopts LASER Light Source, comprises red laser light source, green laser light source, blue laser light source.
6. the micro projector that is built on the portable electric appts according to claim 5 is characterized in that described optical projection system also comprises a photomodulator, and described photomodulator adopts liquid crystal on silicon; Described optical projection system also comprises a beam shaping, and described beam shaping is a fly's-eye lens, and there is the phacoid of arranging with matrix form on the surface of described fly's-eye lens, and described beam shaping is between projection light source and object lens.
7. the micro projector that is built on the portable electric appts according to claim 6, it is characterized in that, between the projection lens assembly of described photomodulator and described optical projection system, there is the works that is used for fixing described photomodulator, the surface of contact of this works and described photomodulator forms opening surface, and the surface of contact of this works and described photomodulator scribbles the kermesinus rough coatings.
8. the micro projector that is built on the portable electric appts according to claim 6 is characterized in that, a scattering sheet is set before the described beam shaping, and this scattering sheet connects a percussion mechanism.
9. the micro projector that is built on the portable electric appts according to claim 5 is characterized in that described portable electric appts is a mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205876601U CN201828765U (en) | 2010-11-02 | 2010-11-02 | Minitype projector embedded on portable electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205876601U CN201828765U (en) | 2010-11-02 | 2010-11-02 | Minitype projector embedded on portable electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201828765U true CN201828765U (en) | 2011-05-11 |
Family
ID=43967290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205876601U Expired - Fee Related CN201828765U (en) | 2010-11-02 | 2010-11-02 | Minitype projector embedded on portable electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201828765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102012624A (en) * | 2010-11-02 | 2011-04-13 | 上海理工大学 | Micro projection device embedded into palm computer |
-
2010
- 2010-11-02 CN CN2010205876601U patent/CN201828765U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102012624A (en) * | 2010-11-02 | 2011-04-13 | 上海理工大学 | Micro projection device embedded into palm computer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20111102 |