CN201945794U - Miniature projector - Google Patents
Miniature projector Download PDFInfo
- Publication number
- CN201945794U CN201945794U CN2010206762307U CN201020676230U CN201945794U CN 201945794 U CN201945794 U CN 201945794U CN 2010206762307 U CN2010206762307 U CN 2010206762307U CN 201020676230 U CN201020676230 U CN 201020676230U CN 201945794 U CN201945794 U CN 201945794U
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- projection machine
- minitype projection
- minitype
- interface
- machine according
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The utility model relates to a miniature projector which comprises an interface part, a format processing part, an optical projection imaging part, a screen display control part and a main control part, wherein the interface part is used for receiving at least one file of video, dynamic or static files; the format processing part is used for processing the file received from the interface part into information suitable for being displayed by the miniature projector; the screen display control part is used for projecting the information processed by the format processing part by the optical projection imaging part; the main control part is used for controlling the co-operation among the interface part, the format processing part, the optical projection imaging part and the screen display control part; and the interface part is at least one of Bluetooth, WiFi (Wireless Fidelity), infrared, DLNA (Digital Living Network Alliance) wireless interfaces, and the like.
Description
Technical field
The utility model relates to projector, more specifically, relates to a kind of minitype projection machine.
Background technology
Although traditional projector provides big picture effect, the fuselage heaviness is not easy to carry, and its high replacing bulb cost has hindered the application (particularly family expenses and portable commercial field) of projector and popularizes.Exploitation and widespread use along with various portable sets, for example digital camera, Digital Video, portable media player, portable digital-assistant PDA, notebook, mobile phone etc., under the promotion of portable demand, manufacturer of projector begins to be devoted to reduce the build and the weight of projector, so after pocket projector, produced minitype projection machine (being also referred to as pocket-type projector).
Compared with common or pocket projector, be easy to carry thereby the minitype projection machine profile is smaller and more exquisite, and can in than short distance, project image with the above two identical image quality, therefore development is rapidly.
Present minitype projection machine from light-source angle can be divided into light emitting diode (Light Emitting Diode, LED) and LASER Light Source, wherein led light source possesses highlighted power savings advantages, LASER Light Source more possesses the high advantage of focusing accuracy.From the display chip angle, minitype projection machine can be divided into liquid crystal on silicon (Liquid Crystal on Silicon, LCoS) Digital Light Processor (Digital Light Process, the DLP) technology of technology and Texas Instrument (TI) research and development.Wherein, the DLP display technique mainly is to use monolithic or multi-disc Digital Micromirror Device (digital micromirror device, DMD) chip is realized a kind of shadow casting technique of projects images as image device by accommodation reflex light.The video picture principle of LCoS display technique is then similar with liquid crystal LCD, and difference is it itself is to carry out photocontrol (liquid crystal is transmitted light control) by reflection.Minitype projection machine can be divided into multimedia formula and non-multimedia formula again according to multimedia video decoding and memory device function.The former is that fuselage carries the storage area even can expand, thereby and can carry out audio-visual decoding automatically and play audio/video file.The latter then needs to carry out projection with other equipment collaboration work such as computer.From application point, can be divided into stand-alone application and Embedded Application again.The utility model is discussed at the situation of stand-alone application.
No matter which kind of minitype projection machine substantially all can throw the picture about 50 inches, can work independently the long period, and because of its weight of hundreds of grams only, and is universal day by day at home entertaining, application aspect commercial.But existing minitype projection machine only provides the communication interface of USB interface conduct with other equipment, and the more interface of polymorphic type (especially wireless) is not provided, and this application to minitype projection machine has brought restriction.
As seen, need a kind of projector apparatus that abundanter interface is provided.
The utility model content
The utility model provides a kind of minitype projection machine that overcomes above-mentioned defective.
According to first aspect of the present utility model, a kind of minitype projection machine is provided, comprising:
Interface unit is used for receiver, video, dynamically or at least a file of static file;
The format analysis processing parts, the file processing that is used for being received from interface unit becomes to be suitable for the information that described minitype projection machine shows;
Optical projection image-forming block and display control unit spare, described display control unit spare carry out projection by the optical projection image-forming block to the information of handling through the format analysis processing parts;
Main control unit is used for the co-operating between control interface parts, format analysis processing parts, optical projection image-forming block and the screen display control assembly;
Wherein, described interface unit comprises wave point.
Preferably, described wave point is at least a in bluetooth, WiFi, infrared, DLNA (Digital Living Network Alliance, the DLNA) interface.Wherein, bluetooth can be HCI (a Host Controller Interface host controller interface), as HHW-USB10, HHW-USB10-R etc.
Preferably, described main control unit is CPU.
Preferably, described main control unit also file such as control audio, video output on other playback equipment via interface unit.
Preferably, described interface unit further includes line interface, as USB, TF card, MiniUSB, HDMI, Mini VGA, AV in, AUDIO out interface.
Alternatively, described optical projection image-forming block comprises light fixture and monolithic or multi-disc Digital Light Processor/liquid crystal on silicon LCoS chip.Preferably, described Digital Light Processor is the Digital Micromirror Device dmd chip, and described light fixture is LED or LASER Light Source.
Alternatively, described format analysis processing parts comprise the chip of supporting hard decoder, and for example 1080p, 720p hard decoder are as TCC (Telechips company) 8900, TCC8901, the TCC8902 chip of TELECHNIPS company.
Alternatively, described minitype projection machine also comprises input-output device.Preferably, described input-output device comprises at least a in loudspeaker, keyboard, mouse, the keypad.
Alternatively, described interface unit is set in the described minitype projection machine, apart from the nearer zone of minitype projection machine shell (as side); Preferably, the distance of described interface unit and described shell side is in 1 centimetre.
Alternatively, the shell of described minitype projection machine is provided with guidance panel, and described interface unit is set at main control key periphery on the described guidance panel.
Alternatively, described minitype projection machine further comprises memory device.For example, the interface of external memory device (as external memorizer, hard disk etc.), external memory device.
According on the other hand of the present utility model, a kind of method that is used for minitype projection machine is provided, comprising:
Via the interface unit receiver, video of described minitype projection machine, dynamically or at least a file in the static file;
The file processing that is received is become to be suitable for the information that described minitype projection machine shows;
By the optical projection image-forming block, the information of handling through the format analysis processing parts is carried out projection;
Wherein, described interface unit comprises wave point.
Preferably, described wave point is at least a in bluetooth, mixed-media network modules mixed-media, the infrared interface.
Preferably, described interface unit also includes line interface, for example USB, TF card, Mini USB, HDMI, Mini VGA, AV in, AUDIO out interface.
Alternatively, described method comprises the broadcast of the file that is received by the control of the input-output device on the described minitype projection machine.Preferably, described input-output device is loudspeaker, keyboard, keypad etc.
Alternatively, described optical projection image-forming block comprises light fixture, and monolithic or multi-disc Digital Light Processor or liquid crystal on silicon LCoS chip.
According on the other hand of the present utility model, a kind of equipment is provided, it comprises processor, stores computer-readable instruction on it, is used for causing by described processor the execution of following operation:
Via the interface unit receiver, video of described minitype projection machine, dynamically or at least a file in the static file;
The file processing that is received is become to be suitable for the information that described minitype projection machine shows;
By the optical projection image-forming block, the information of handling through the format analysis processing parts is carried out projection;
Wherein, described interface unit comprises at least a in bluetooth, mixed-media network modules mixed-media, USB, TF card, Mini USB, HDMI, Mini VGA, AV in, the AUDIO out interface.
According on the other hand of the present utility model, a kind of computer-readable storage medium is provided, store the programmed instruction of execution on it according to method of the present utility model.
Description of drawings
Above characteristic of the present utility model, advantage and other characteristics, advantage will become apparent to those skilled in the art by the exemplary description of reading hereinafter in conjunction with the accompanying drawings.Wherein, only the exemplary embodiment that schematically shows the annexation between each parts shown in the accompanying drawing, be not appreciated that restriction of the present utility model.Wherein,
Fig. 1 is the minitype projection machine structural drawing that exemplarily illustrates according to an embodiment of the present utility model;
Fig. 2 exemplarily illustrates the figure that communicates by letter that carries out according to the minitype projection machine of an embodiment of the present utility model and portable set;
Fig. 3 is the method flow diagram that exemplarily illustrates according to an embodiment of the present utility model.
Embodiment
Describe scheme of the present utility model in detail below with reference to accompanying drawing.
Fig. 1 is the minitype projection machine structural drawing that exemplarily illustrates according to an embodiment of the present utility model.As shown in Figure 1, this minitype projection machine comprises interface unit, be used to receive various can be by minitype projection machine identification and the file that shows, include but not limited to various audio frequency, video, dynamically or static file etc., as divx, xvid, avi, mp4, mov, wmv, ape, wma, flv, mp3, dat, vob, jpeg, gif, bmp, rmvb, 3gp, rm, 1080p, NTSC, pal, 1024 * 768,800 * 600,640 * 480 XGA, SVGA, VGA, VESA, PC, the audio frequency of forms such as Macintosh, video, image file, the PPT lantern slide, PDF, WORD, EXCEL document or the like.Wherein, this interface unit is wave point preferably, can be for example bluetooth, WiFi, in infrared one or more.Alternatively, described interface unit can further comprise wireline interfaces such as USB, TF, Mini USB, HDMI, Mini VGA, AV in, AUDIO out.In addition, described interface unit can also be connected with power lead, so that projector is powered.
As shown in Figure 1, the file processing that the format analysis processing parts are used for being received from interface unit becomes to be suitable for the information that described minitype projection machine shows, for example the file with the jpg form changes into the BMP form.Wherein, preferably adopt the hard decoder technology, thereby support the full HD video of 1080P.Certainly, the soft decoding that utilizes CPU to carry out also is feasible.Then, display control unit spare is by the optical projection image-forming block, and the information of handling through the format analysis processing parts is carried out projection, for example according to the information characteristic that will be projected, as picture size etc., adjusts with optimum dimension and shows.Here, display control unit spare can start based on user's instruction, also can be triggered automatically after the format analysis processing parts produce treated information.Wherein, except light fixture, the optical projection image-forming block also can comprise monolithic or multi-disc Digital Light Processor or liquid crystal on silicon LCoS chip.Described Digital Light Processor is a dmd chip, and described light fixture is LED or LASER Light Source.In addition, also include main control unit according to minitype projection machine of the present utility model, for example one or more is carried on the central processing unit CPU (as arm processor) on the mainboard, is used for the co-operating between control interface parts, format analysis processing parts, optical projection image-forming block and the screen display control assembly.In addition, as shown in Figure 1, this minitype projection machine can have built-in or external power supply, for example, chargeable reason ion battery (3.7V, 2000mAh).
Particularly, the optical projection image-forming block can adopt a kind of, multiple in the following configuration or they are whole: WVGA (854 * 480) resolution, brightness are that 35 lumens, contrast are 1200: 1, bulb LED (RGB) light source that can reach service time 20,000 hours, projection than being that 2.2: 1 (distance/width), projection distance are 10 " to 126 ", picture size is 5 " to 66 " (displaying ratios were surveyed down in 16: 9), displaying ratio be that 16: 9 (compatibility 4: 3), Show Colors are the 100%NTSC color.
For another example, the internal memory of minitype projection machine can be dominant frequency 600MHz, 256 MB of memory.Its storer can be built-in 128M, or little SD card of external 16GB.Its loudspeaker can be the 1W loudspeaker.Wireless blue tooth interface can be 2.1 interfaces (EDR).Its IO interface can be DC input, (as 3.5mm) AV or audio frequency input, mini VGA or USB or the input of SD slot.Alternatively, such micro projection casing is furnished with power lead, 15 watts of power supply adaptors, mini USB, VGA connecting line, A/V line, tripod etc.The volume of such minitype projection machine can reach 127 * 71 * 18 (millimeters).
Alternatively, this minitype projection machine also can comprise radiating element, for example fan or extra small quiet fan.Alternatively, this minitype projection machine also can comprise volatile memory, nonvolatile memory, removable external memory device etc.
Be appreciated that main control unit in the utility model can also control audio, file such as video outputs on other playback equipment via interface unit.
According to minitype projection machine of the present utility model can by with its operation on other equipment of communicating by letter, for example computer, mobile phone, personal digital assistant etc. are play voice messaging.Alternately/alternatively, it can also carry loudspeaker etc., thereby plays various files independently.Preferably, it can also reserve the sound equipment interface, so that better audio to be provided.Alternatively, it also can comprise other various suitable input-output device, as keyboard, soft/the hardkey district, has controlling party to function of tonic chord key of, selection function or the like.Preferably, interface unit is positioned on above-mentioned keyboard, keypad, the function of tonic chord key or around it, or is positioned on the side of projector shell.For example, projector can provide video player user interface, by controls such as time-out/continuation, F.F., rewind down, volume adjustment are being provided on the touch-screen or on the keyboard.Preferably, this user interface can be hidden under screen mode toggle automatically.
Fig. 2 exemplarily illustrates the figure that communicates by letter that carries out according to the minitype projection machine of an embodiment of the present utility model and portable set.In this embodiment, this portable set is PDA, and operating system of operation for example is 4.6.0 or 5.0.0 version on it, and is provided with blue tooth interface according to minitype projection machine of the present utility model, and both communicate by blue tooth interface.Wherein, PDA also comprises corresponding application except blue tooth interface, thus control communication between the two.Alternatively, but between is provided with the pairing password, thereby improves security.Here, operation has WinCE6.0 operating system on the minitype projection machine.Certainly, the operating system shown in it will be appreciated by those skilled in the art that here only is exemplary, and for equipment shown in the figure, any suitable operating system all is available.
It should be noted that Fig. 2 only is an example of enumerating for purpose of explanation.Those skilled in the art understand easily, by the interface unit that disposes on the minitype projection machine of the present utility model, it can communicate with any mobile device, fixed equipment, portable set with the corresponding interface, include but not limited to mobile phone, the station, unit, equipment, TV, multimedia computer, multimedia board, internet node, communicator, desktop computer, computer, kneetop computer, PDA(Personal Digital Assistant), digital camera, Digital Video, MP3, MP4 or its combination in any, thereby the file of storage on it is carried out Projection Display.
Fig. 3 is the method flow diagram that exemplarily illustrates according to an embodiment of the present utility model.This method comprises, in step 301, via the interface unit reception file of minitype projection machine.In step 302, the file processing that is received is become to be suitable for the information that described minitype projection machine shows.In step 303,, the information of handling through the format analysis processing parts is carried out projection and demonstration by the optical projection image-forming block.
In addition, for above-mentioned about minitype projection machine of the present utility model, one of ordinary skill in the art will readily recognize that can adopt any suitable method step realize, control its operation of extra/additional interface that comprises, device etc.And, apparent for the technician, the process flow diagram that is presented in logic module in the schematic block diagram and the above description can all or to small part be realized with electronic hardware, computer software and/or firmware, wherein, it depends on the function of logic module, flow chart step, and depends on and forced at the design limit that each equipment, logic module, flow chart step with which kind of degree are realized with hardware or software.Logic module that is presented and flow chart step for example can realize with one or more digital signal processors, special IC, field programmable gate array or other programmable device.Computer software can be stored in the multiple storage medium of electricity, magnetic, electromagnetism or light type, and can be read and carry out by the processor of for example microprocessor.For this reason, processor and storage medium can be coupled with interchange information, and perhaps storage medium can be included in the processor.By means of exemplary embodiment the utility model has been described above.Should be noted that for a person skilled in the art to have replaceable mode and modification such as various remarkable change, replacement, combination, fractionation, it does not break away from spirit of the present utility model, and within the scope of the appended claims.
Claims (24)
1. minitype projection machine comprises:
Interface unit is used for receiver, video, dynamically or at least a file of static file;
The format analysis processing parts, the file processing that is used for being received from interface unit becomes to be suitable for the information that described minitype projection machine shows;
Optical projection image-forming block and display control unit spare, described display control unit spare carry out projection by the optical projection image-forming block to the information of handling through the format analysis processing parts;
Main control unit is used for the co-operating between control interface parts, format analysis processing parts, optical projection image-forming block and the screen display control assembly;
Wherein, described interface unit is one or more wave points.
2. minitype projection machine according to claim 1, wherein, described wave point is a bluetooth.
3. minitype projection machine according to claim 2, wherein, described bluetooth is HCI.
4. minitype projection machine according to claim 3, wherein said HCI interface is HHW-USB10 or HHW-USB10-R.
5. minitype projection machine according to claim 1, wherein, described main control unit is CPU.
6. minitype projection machine according to claim 1, wherein, described optical projection image-forming block comprises light fixture and monolithic or multi-disc Digital Light Processor/liquid crystal on silicon LCoS chip.
7. minitype projection machine according to claim 1, wherein, described wave point is at least a among WiFi, infrared, the DLNA.
8. minitype projection machine according to claim 6, wherein, described Digital Light Processor is the Digital Micromirror Device dmd chip.
9. minitype projection machine according to claim 6, wherein, described light fixture is LED or LASER Light Source.
10. according to the described minitype projection machine of arbitrary claim in the claim 1 to 9, wherein, described format analysis processing parts are chips of supporting hard decoder.
11. minitype projection machine according to claim 10, wherein, the chip of described support hard decoder is 1080p, 720p hard decoder, TCC8900, TCC8901 or TCC8902 chip.
12. minitype projection machine according to claim 1, wherein, described interface unit further comprises one or more wireline interfaces.
13. minitype projection machine according to claim 12, wherein said wireline interface are at least a in USB, TF, Mini USB, HDMI, Mini VGA, AV in, AUDIO out, DC, the SD slot interface.
14. according to the described minitype projection machine of each claim in the claim 1 to 9, it also comprises input-output device.
15. minitype projection machine according to claim 14, wherein said input-output device comprise at least a in the interface of loudspeaker, keyboard, keypad, mouse, memory storage, external memory device, external memory device, volatile memory, the nonvolatile memory.
16. minitype projection machine according to claim 15, wherein said external storage device interface comprises external memorizer or hard disk.
17. according to the described minitype projection machine of each claim in the claim 1 to 9, wherein said interface unit is set in the described minitype projection machine, apart from the nearer zone of minitype projection machine shell side.
18. according to the described minitype projection machine of each claim in claim 1 to 9 or 11 to 13, the distance of wherein said interface unit and described shell side is in 1 centimetre.
19. according to the described minitype projection machine of each claim in claim 1 to 9 or 11 to 13, the shell of wherein said minitype projection machine is provided with guidance panel, described interface unit is set at main control key periphery on the described guidance panel.
20. according to the described minitype projection machine of each claim in claim 1 to 9 or 11 to 13, wherein said minitype projection machine has built-in or external power supply or power supply adaptor.
21. minitype projection machine according to claim 20, wherein said power supply are chargeable reason ion batteries.
22. minitype projection machine according to claim 21, wherein said chargeable reason ion battery is 3.7V, 2000mAh.
23. according to the described minitype projection machine of each claim in claim 1 to 9 or 11 to 13, wherein the optical projection image-forming block can adopt a kind of, multiple in the following configuration or they are whole: WVGA resolution, brightness are that 35 lumens, contrast are 1200: 1, bulb LED (RGB) light source that can reach service time 20,000 hours, projection than being that 2.2: 1, projection distance are 10 " to 126 ", picture size is 5 " to 66 ", displaying ratio is that 16: 9, Show Color are the 100%NTSC color.
24. minitype projection machine according to claim 23, wherein WVGA resolution is 854 * 480, the projection than for the distance than width, projection distance is 10 " to 126 ", 5 " to 66 " picture size be 16: 9,16: 9 displaying ratio compatibility 4: 3.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206762307U CN201945794U (en) | 2010-12-23 | 2010-12-23 | Miniature projector |
| PCT/CN2010/080298 WO2012083568A1 (en) | 2010-12-23 | 2010-12-27 | Micro-projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206762307U CN201945794U (en) | 2010-12-23 | 2010-12-23 | Miniature projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201945794U true CN201945794U (en) | 2011-08-24 |
Family
ID=44473134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206762307U Expired - Lifetime CN201945794U (en) | 2010-12-23 | 2010-12-23 | Miniature projector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN201945794U (en) |
| WO (1) | WO2012083568A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012083568A1 (en) * | 2010-12-23 | 2012-06-28 | 河南中光学集团有限公司 | Micro-projector |
| CN102722079A (en) * | 2012-06-25 | 2012-10-10 | 赵刚 | Multimedia functional projector |
| CN103260028A (en) * | 2013-04-12 | 2013-08-21 | 索拓(青岛)显示设备有限公司 | Projector video decoding circuit and projector |
| CN104967835A (en) * | 2015-06-10 | 2015-10-07 | 湖北恒颖超科技有限公司 | Household three-network-integrated 3D projector |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2574073Y (en) * | 2002-09-30 | 2003-09-17 | 黄世斌 | Projector capable of receiving radio signals |
| CN101383955A (en) * | 2007-09-07 | 2009-03-11 | 佛山普立华科技有限公司 | Wireless digital projection device and method |
| CN201207125Y (en) * | 2008-05-21 | 2009-03-11 | 珠海全视通信息技术有限公司 | Projection adaptor |
| CN201945794U (en) * | 2010-12-23 | 2011-08-24 | 河南中光学集团有限公司 | Miniature projector |
-
2010
- 2010-12-23 CN CN2010206762307U patent/CN201945794U/en not_active Expired - Lifetime
- 2010-12-27 WO PCT/CN2010/080298 patent/WO2012083568A1/en active Application Filing
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012083568A1 (en) * | 2010-12-23 | 2012-06-28 | 河南中光学集团有限公司 | Micro-projector |
| CN102722079A (en) * | 2012-06-25 | 2012-10-10 | 赵刚 | Multimedia functional projector |
| CN103260028A (en) * | 2013-04-12 | 2013-08-21 | 索拓(青岛)显示设备有限公司 | Projector video decoding circuit and projector |
| CN103260028B (en) * | 2013-04-12 | 2016-01-20 | 索拓(青岛)显示设备有限公司 | For video decoding circuit and the projecting apparatus of projecting apparatus |
| CN104967835A (en) * | 2015-06-10 | 2015-10-07 | 湖北恒颖超科技有限公司 | Household three-network-integrated 3D projector |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012083568A1 (en) | 2012-06-28 |
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Granted publication date: 20110824 |