CN104035271A - Micro projection device embedded into portable electronic equipment - Google Patents
Micro projection device embedded into portable electronic equipment Download PDFInfo
- Publication number
- CN104035271A CN104035271A CN201310072061.4A CN201310072061A CN104035271A CN 104035271 A CN104035271 A CN 104035271A CN 201310072061 A CN201310072061 A CN 201310072061A CN 104035271 A CN104035271 A CN 104035271A
- Authority
- CN
- China
- Prior art keywords
- portable electric
- electric appts
- projector
- embedded
- light source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention provides a micro projection device embedded into a piece of portable electronic equipment. The micro projection device embedded into a piece of portable electronic equipment comprises a projector system, and the projector system comprises a projection system. The micro projection device further comprises a signal processing system which is connected with the projection system. The projector system is arranged in the portable electronic equipment. The signal processing system is connected with an audio and video processing system in the portable electronic equipment. Audio and video signals output by the audio and video processing system are transmitted to the projection system after being processed by the signal processing system. A picture on a screen of the portable electronic equipment is projected to an external receiving screen through the projection system. By adopting the technical scheme, the micro projection device can be built in the portable electronic equipment to display the picture on the screen of the portable electronic equipment. Therefore, a common portable electronic book is enabled to have the advantage of being small in size, convenient to carry and the like and have the function of a projector.
Description
Technical field
The present invention relates to the projection arrangement of electronic applications, relate in particular to a kind of micro projector that is embedded into portable electric appts.
Background technology
Along with scientific and technological development, the former projector that is used as business office equipment is because of its open visual field, more and more massesization, family oriented.Traditional projector applications need to be connected to computing machine by projector, needs user to possess projector and computing machine could use projection simultaneously, very inconvenient.
In addition, under the high speed development of mobile communications network and business, portable electric appts, if mobile phone, PDA, laptop computer etc. are because of advantages such as its volume are little, easy to carry, obtains applying more and more widely.When these application such as TV are surfed the Net, see a film, seen to the screen of portable electric appts on utilizing portable electric appts, the effect that greatly impact is watched and user's experience.
Summary of the invention
The object of the present invention is to provide a kind of micro projector that is embedded into portable electric appts, to solve the problems of the technologies described above.
Technical matters solved by the invention can realize by the following technical solutions:
The micro projector that is embedded into portable electric appts, comprises a projector system, and described projector system comprises an optical projection system, also comprises a signal processing system, and described signal processing system connects described optical projection system;
Described projector system is used for being arranged in a portable electric appts, and described signal processing system is for being connected with the audio frequency and video disposal system in described portable electric appts;
The audio-video signal of described audio frequency and video disposal system output, after described signal processing system is processed, sends described optical projection system to, by described optical projection system, the picture on the screen of portable electric appts is rendered to extraneous reception on screen.
The present invention renders to the picture on the screen of portable electric appts on extraneous screen by projector system.Screen can be wall, or other objects.The size of screen, the micro projector that is not embedded into portable electric appts limits.By a very little micro projector that is embedded into portable electric appts of volume, can demonstrate the picture that size is very large.Can be when meeting people screen sizes required, carry and use and convenient.
Described portable electric appts can be portable computer, mobile phone or PDA.
The described micro projector that is embedded into portable electric appts also comprises that one for the constant-current driven module to described projector system power supply, and described constant-current driven module adopts the high efficiency DC/DC combining with step-down that boosts to convert to realize steady current output.Guarantee the stable of projector system luminance brightness, avoided the flicker under projection mode.
Described constant-current driven module can support to use lithium battery, also can support the power supply input under 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.For generation of 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, reduce energy consumption.
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 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 kermesinus rough coatings.Kermesinus rough coatings absorbs green glow, blue light, can weaken the blue halation that screen periphery forms.
Beneficial effect: owing to adopting technique scheme, the present invention can be built on portable electric appts, picture on the screen of demonstration portable electric appts, makes common Portable e-book equipment both have the advantages such as volume is little, easy to carry, has again the function of projector.
Accompanying drawing explanation
Fig. 1 is integrated connection schematic diagram of the present invention;
Fig. 2 is optical projection system part-structure schematic diagram of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
With reference to Fig. 1, be embedded into the micro projector of 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 for being arranged in portable electric appts, and signal processing system 21 is connected for the audio frequency and video disposal system 1 with in portable electric appts; The audio-video signal of audio frequency and video disposal system 1 output, after signal processing system 21 is processed, sends optical projection system 22 to, by optical projection system 22, the picture on the screen of portable electric appts is rendered to extraneous reception on screen.Audio frequency and video disposal system 1 can connect keyboard, and keyboard can adopt a button on portable electric appts, and user pushes button and just can make audio frequency and video disposal system 1 that signal is transferred to signal processing system 21, activates projector system 2.The present invention can pass through push button exciting projector system 2, and projector system 2 is rendered to the picture on the screen of portable electric appts on extraneous screen.Screen can be wall, or other objects.The size of screen, the micro projector that is not embedded into portable electric appts limits.By a very little micro projector that is embedded into portable electric appts of volume, can demonstrate the picture that size is very large.Can be when meeting people screen sizes required, carry and use and convenient.Portable electric appts can be portable computer, mobile phone or PDA.The micro projector that is embedded into portable electric appts also comprises the constant-current driven module 23 for powering to projector system 2, 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 projection mode.Constant-current driven module 23 can support to use lithium battery, also can support the power supply input under 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.For generation of 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, reduce energy consumption.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 beam shaping 34, a 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, to produce more superior optical effect.
Between the projection lens assembly 37 of photomodulator 35 and optical projection system, there is the works for fixed light modulator, 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 kermesinus rough coatings.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 portable electric appts has on the market, as: the 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 affected by it.
The present invention is built on mobile phone, uses mobile phone to realize projection and has following mode of operation:
Pattern one: regular handset pattern, as regular handset, use, the picture disply on the screen of mobile phone use portable electric appts, projector system 2 is in closed condition.
Pattern two: mobile phone projection pattern, mobile phone shows by projection mode, the displaying contents on the screen that projection display contents is portable electric appts, projector system 2 is in state of activation.
Adopt above-mentioned mode of operation, the present invention also can be built on other portable electric appts.
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 in above-described embodiment and instructions, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (9)
1. the micro projector that is embedded into portable electric appts, comprises a projector system, and described projector system comprises an optical projection system, characterized by further comprising a signal processing system, and described signal processing system connects described optical projection system;
Described projector system is used for being arranged in a portable electric appts, and described signal processing system is for being connected with the audio frequency and video disposal system in described portable electric appts;
The audio-video signal of described audio frequency and video disposal system output, after described signal processing system is processed, sends described optical projection system to, by described optical projection system, the picture on the screen of portable electric appts is rendered to extraneous reception on screen.
2. the micro projector that is embedded into portable electric appts according to claim 1, it is characterized in that, also comprise that one for the constant-current driven module to described projector system power supply, described constant-current driven module adopts the high efficiency DC/DC combining with step-down that boosts to convert to realize steady current output.
3. the micro projector that is embedded into portable electric appts according to claim 2, is characterized in that, lithium battery is used in described constant-current driven module support.
4. the micro projector that is embedded into portable electric appts according to claim 3, is characterized in that, described constant-current driven module is also supported the power supply input under external adapter.
5. according to claim 1, 2, the micro projector that is embedded into portable electric appts described in 3 or 4, it is characterized in that, described optical projection system comprises a projection light source, described projection light source adopts LASER Light Source, comprise red laser light source, green laser light source, blue laser light source, described optical projection system also comprises a photomodulator, described photomodulator adopts liquid crystal on silicon, described optical projection system also comprises a beam shaping, described beam shaping is a fly's-eye lens, there is the phacoid of arranging with matrix form on the surface of described fly's-eye lens, described beam shaping is between projection light source and object lens.
6. the micro projector that is embedded into portable electric appts according to claim 5, it is characterized in that, between the projection lens assembly of described photomodulator and described optical projection system, there is the works 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 kermesinus rough coatings.
7. the micro projector that is embedded into portable electric appts according to claim 5, is characterized in that, a scattering sheet is set before beam shaping, and this scattering sheet connects a percussion mechanism, makes this scattering sheet produce vibration.
8. the micro projector that is embedded into portable electric appts according to claim 5, is characterized in that, described portable electric appts is mobile phone.
9. the micro projector that is embedded into portable electric appts according to claim 5, is characterized in that, described portable electric appts is PDA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310072061.4A CN104035271A (en) | 2013-03-07 | 2013-03-07 | Micro projection device embedded into portable electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310072061.4A CN104035271A (en) | 2013-03-07 | 2013-03-07 | Micro projection device embedded into portable electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104035271A true CN104035271A (en) | 2014-09-10 |
Family
ID=51466095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310072061.4A Pending CN104035271A (en) | 2013-03-07 | 2013-03-07 | Micro projection device embedded into portable electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104035271A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201828762U (en) * | 2010-11-02 | 2011-05-11 | 上海理工大学 | Miniature projector arranged in mobile phone |
| CN201859302U (en) * | 2010-11-02 | 2011-06-08 | 上海理工大学 | Micro projection device embedded in tablet computer |
| CN201955609U (en) * | 2011-03-28 | 2011-08-31 | 纳赛诺科技(句容)有限公司 | Miniature projector built in mobile phone |
| CN201955613U (en) * | 2011-03-28 | 2011-08-31 | 纳赛诺科技(句容)有限公司 | Micro projecting device embedded onto portable electronic equipment |
| US20120214546A1 (en) * | 2009-10-28 | 2012-08-23 | Kyocera Corporation | Mobile electronic device and mobile phone |
| CN102707557A (en) * | 2011-03-28 | 2012-10-03 | 纳赛诺科技(句容)有限公司 | Micro projection device being embedded in mobile phone |
-
2013
- 2013-03-07 CN CN201310072061.4A patent/CN104035271A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120214546A1 (en) * | 2009-10-28 | 2012-08-23 | Kyocera Corporation | Mobile electronic device and mobile phone |
| CN201828762U (en) * | 2010-11-02 | 2011-05-11 | 上海理工大学 | Miniature projector arranged in mobile phone |
| CN201859302U (en) * | 2010-11-02 | 2011-06-08 | 上海理工大学 | Micro projection device embedded in tablet computer |
| CN201955609U (en) * | 2011-03-28 | 2011-08-31 | 纳赛诺科技(句容)有限公司 | Miniature projector built in mobile phone |
| CN201955613U (en) * | 2011-03-28 | 2011-08-31 | 纳赛诺科技(句容)有限公司 | Micro projecting device embedded onto portable electronic equipment |
| CN102707557A (en) * | 2011-03-28 | 2012-10-03 | 纳赛诺科技(句容)有限公司 | Micro projection device being embedded in mobile phone |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101303515B (en) | Docking station for projection display applications | |
| CN201312342Y (en) | Mobile phone supporting projection display mode | |
| CN102707557A (en) | Micro projection device being embedded in mobile phone | |
| CN204190856U (en) | A kind of mobile phone wireless synchronous transmission projector | |
| CN202349607U (en) | Flashlight with LED mini projector | |
| CN204005287U (en) | A kind of LED band screen image-picking electric torch | |
| CN102012623A (en) | Miniature projector system connected by wireless signal | |
| CN201828762U (en) | Miniature projector arranged in mobile phone | |
| CN204102025U (en) | There is the notebook computer of projection screen | |
| CN201955613U (en) | Micro projecting device embedded onto portable electronic equipment | |
| CN201828765U (en) | Minitype projector embedded on portable electronic equipment | |
| CN201828760U (en) | Minitype projector matched with mobile phone for use | |
| CN203482315U (en) | Mobile phone projector | |
| CN201828761U (en) | Miniature projecting device externally connected with panel personal computer | |
| CN101710950A (en) | Multimedia digital (analog) mobile television supporting projection display mode | |
| CN201955609U (en) | Miniature projector built in mobile phone | |
| CN102707558A (en) | Micro projection device being externally connected with mobile phone | |
| CN201859302U (en) | Micro projection device embedded in tablet computer | |
| CN104035271A (en) | Micro projection device embedded into portable electronic equipment | |
| CN201955608U (en) | Micro projecting device capable of being matched with cellphone | |
| CN102012624A (en) | Micro projection device embedded into palm computer | |
| CN201449511U (en) | Laser projection system | |
| CN101477296B (en) | Projection equipment and projection method | |
| CN201828763U (en) | Miniature projector capable of receiving wireless signals | |
| CN201654760U (en) | Projection system and portable terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140910 |