CN101893816A - Multifunctional micro-projector - Google Patents
Multifunctional micro-projector Download PDFInfo
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- CN101893816A CN101893816A CN 201010203398 CN201010203398A CN101893816A CN 101893816 A CN101893816 A CN 101893816A CN 201010203398 CN201010203398 CN 201010203398 CN 201010203398 A CN201010203398 A CN 201010203398A CN 101893816 A CN101893816 A CN 101893816A
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Abstract
The invention discloses a multifunctional micro-projector. A microcomputer is integrated in the micro-projector to make the projector have a projection display function and a computer function and serve as a computer with a large screen, so that a user can give a multimedia speech at lectures or conferences by only carrying the box-sized micro-projector. An entire karaoke system is integrated in the micro-projector to make the micro-projector have a music-requesting system function and a video playing function by the mutual cooperation of the internal functional modules of the projector, so that the needs for the karaoke system are satisfied, and the novel karaoke system by combining the music-requesting system and the projector has a smaller volume. A television is integrated in the micro-projector to make the projector have the projection display function and a television function and serve as a television with the large screen, so that compared with the conventional liquid crystal display television or plasma television with the large screen, the micro-projector has lower cost and more convenient use and carrying.
Description
Technical field
The present invention relates to the projector field, especially have karaoke OK system, computer function, TV functions, projecting function micro projector.
Background technology
Along with the develop rapidly of shadow casting technique, the application of projector is also more and more wider.From the market demand, low-power consumption, high brightness, microminiaturization and multifunction are the main developing direction when front projection machine.But, because present most of projectors volume is bigger, the power height, bulb service life is short, function singleness, and use and also need to connect computer, so be difficult to popularize in fields such as mobile office, home entertainings.
From technical standpoint, three big core technology LCD, DLP and LCOS of field of projector, at present LCD and DLP have formed technology barriers, and main core patent and standard are all grasped abroad in the minority producer hand.We should see by former DVD patent royalty incident, and the short of grasp of domestic enterprise belongs to our core patent and standard, and industry does not just have the ability of sustainable development so.And the LCOS technology also is in high-speed development period, does not form technology barriers.At present, be China can be independent the core technology that shows of development large screen projection.On April 30th, 2007, the leader indicates in Henan: " television industries is an important industry, and technical at liquid crystal flat-panel, we lack core technology, will try hard to catch up aspect LCOS.In this industry development, see a little further more in advance, support this industry energetically with novelty technology.”。This shows that development LCOS shadow casting technique is not only the market demand, also is simultaneously the core technology of grasping in projector's industry, keep the needs of China projector industry high speed, sustainable development.
From above Developing Trend in Technology, the projector correlation technique is full maturity, projection quality's diameter of projector can satisfy the demand of video entertainment fully, and along with the life-span reinforcement of expensive light source device and the reduction of manufacturing cost, the user also can eliminate the worry of light source life, so projector is extremely extensive in the application prospect of audio-visual entertainment field.The audio-visual amusement equipment of on the market some, for example home audio-visual, TV, computer etc. all are separate equipment, people want to enjoy simultaneously these amusement functions, can only divide other to remove to buy relevant product
Summary of the invention
Technical matters to be solved by this invention provides a kind of multifunctional micro-projector, is integrated with the function of microcomputer in micro projector, Kara OK function, and TV functions, projector functions, easy to use, more economical practicality.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of multifunctional micro-projector, comprise housing, optical projection system, and be provided with four layers of pcb board in the described housing, four layers of pcb board are the setting that distributes up and down; First pcb board is provided with optical projection system, comprises main control MCU, video decode module, LCOS controller, LCOS module, light source, light source chip for driving, and described main control MCU is passed through I
2C and video decode module, LCOS controller, LCOS module communicate; Second pcb board is provided with the microcomputer system, comprises central processing unit, hard-disk interface module, keyboard interface module, memory bank module, and described hard-disk interface module, keyboard interface module, memory bank module all are connected with central processing unit; Described central processing unit is provided with video output interface, and the video decode module is provided with video input interface, and central processing unit carries out the image transmission by LVDS technology and video decode module; The 3rd pcb board is provided with karaoke OK system, described karaoke OK system mainly comprises the requesting song module, integrated MCU control module, song storehouse, song storehouse decoder module, audio reverberation processing module in the described requesting song module, described requesting song module is provided with video output interface, and described requesting song module connects transmission technology by Digital RGB and the video decode module is carried out the image transmission; The 4th pcb board is provided with television system, comprises signal receiving module, multimedia processing module, signal output module, described signal output module and video decode module communication; Described main control MCU communicates respectively at central processing unit, MCU control module, multimedia processing module by clock signal and digital signal.Be integrated with microcomputer in micro projector, make projector both have the Projection Display function, have computer function again, be equivalent to the computer of a giant-screen, different is that this micro projector carries more convenient.In some lectures or meeting, the user only need can carry out the multimedia speech with the micro projector of a last box size in lecture or meeting.Because whole karaoke OK system is integrated in the micro projector, by cooperatively interacting between the projector inner function module, can be so that this micro projector both can have order programme function and video display playing function, satisfied the demand of karaoke OK system, and the volume of the karaoke OK system of the innovation that this order programme combines with projector is littler, cost is lower, and it does not need loaded down with trivial details wiring, it only is the equipment of a box size, it is also convenient to carry, and is fit to family or commercial the use.Be integrated with TV in micro projector, make projector both have the Projection Display function, have TV functions again, be equivalent to the TV of a giant-screen, with respect to liquid crystal, the plasm TV of existing giant-screen, cost of the present invention is lower, uses and carries more convenient.
As improvement, described projector comprises stereo set, described stereo set is provided with the infrared ray receiver module, stereo set is with carrying out the signal transmission by infrared ray between the projector, not influencing on the basis of equipment that beyond the room other have the infrared ray transmitting-receiving, further reduced the wiring in the room.
As improvement, described the 3rd pcb board is provided with hard-disk interface unit, SD card slot, microphone interface unit, usb interface unit, infrared ray sending module.
As improvement, described second pcb board is provided with wireless interface module, infrared ray sending module, and described wireless interface module is connected with central processing unit.
As improvement, described light source comprises aluminium base, led chip, and described aluminium base is provided with groove, described recess sidewall forms reflecting surface, is provided with led chip in the described groove, and described groove is provided with collector lens, described aluminium base bottom surface is provided with heat dissipating layer, is provided with radiating tube in the described heat dissipating layer.Because led chip and collector lens all can be located in the groove of aluminium base, thereby can reduce to form the taking up room of device of light source greatly, dwindle the volume of optical system on the whole; The sidewall of groove can be used as light and penetrates mirror, and the light of led chip periphery is reflected, and has increased the utilization factor of light greatly; Be provided with heat dissipating layer and radiating tube in the bottom surface of aluminium base, radiating effect is better, allows to install the luminosity that high-power LED chip more improves light source.
As improvement, the clock of described video decode module, main control MCU, central processing unit, MCU control module is provided respectively by the crystal oscillator of five 14.318MHz of outside, and the clock of LCOS controller is provided by the crystal oscillator of the 12MHz of outside.
The beneficial effect that the present invention is compared with prior art brought is:
In micro projector, be integrated with the function of microcomputer, Kara OK function, TV functions, projector functions, easy to use, more economical practicality;
Stereo set is with carrying out the signal transmission by infrared ray between the projector, not influencing on the basis of equipment that beyond the room other have the infrared ray transmitting-receiving, further reduced the wiring in the room;
Because led chip and collector lens all can be located in the groove of aluminium base, thereby can reduce to form the taking up room of device of light source greatly, dwindle the volume of optical system on the whole; The sidewall of groove can be used as light and penetrates mirror, and the light of led chip periphery is reflected, and has increased the utilization factor of light greatly; Be provided with heat dissipating layer and radiating tube in the bottom surface of aluminium base, radiating effect is better, allows to install the luminosity that high-power LED chip more improves light source.
Description of drawings
Fig. 1 is system structural framework figure of the present invention;
Fig. 2 is a led light source cut-open view of the present invention;
Fig. 3 is a led light source distribution chip distribution view of the present invention.
Embodiment
The invention will be further described below in conjunction with Figure of description.
A kind of multifunctional micro-projector comprises housing, optical projection system, is provided with four layers of pcb board in the described housing, and four layers of pcb board are the setting that distributes up and down.
As shown in Figure 1, first pcb board is provided with optical projection system, comprises main control MCU, video decode module, LCOS controller, LCOS module, light source, light source chip for driving, and described main control MCU is passed through I
2C and video decode module, LCOS controller, LCOS module communicate.Second pcb board is provided with the microcomputer system, comprises central processing unit, hard-disk interface module, keyboard interface module, memory bank module, and described hard-disk interface module, keyboard interface module, memory bank module all are connected with central processing unit; Described central processing unit is provided with video output interface, and the video decode module is provided with video input interface, and central processing unit carries out the image transmission by LVDS technology and video decode module.The 3rd pcb board is provided with karaoke OK system, described karaoke OK system mainly comprises the requesting song module, integrated MCU control module, song storehouse, song storehouse decoder module, audio reverberation processing module in the described requesting song module, described requesting song module is provided with video output interface, and described requesting song module connects transmission technology by Digital RGB and the video decode module is carried out the image transmission.The 4th pcb board is provided with television system, comprises signal receiving module, multimedia processing module, signal output module, described signal output module and video decode module communication; Described main control MCU communicates respectively at central processing unit, MCU control module, multimedia processing module by clock signal and digital signal.
The clock of described video decode module, main control MCU, central processing unit, MCU control module is provided respectively by the crystal oscillator of five 14.318MHz of outside, and the clock of LCOS controller is provided by the crystal oscillator of the 12MHz of outside.
Described the 3rd pcb board is provided with hard-disk interface unit, SD card slot, microphone interface unit, usb interface unit, and the infrared ray sending module is for to the karaoke OK system function expansion; Described second pcb board is provided with wireless interface module, infrared ray sending module, and described wireless interface module is connected with central processing unit, is the function expansion to microcomputer.
Stereo set is with carrying out the signal transmission by infrared ray between the projector, not influencing on the basis of equipment that beyond the room other have the infrared ray transmitting-receiving, further reduced the wiring in the room.
Shown in Fig. 2,3, described light source is a led light source, comprises aluminium base 1, led chip 5.Described aluminium base 1 is provided with groove 6, and described groove 6 is down bucking ladder, comprises a bottom surface and four sides, and described bottom surface and four sides are smooth.As shown in Figure 2, the bottom surface of described groove 6 is provided with four led chips 5, and is the arrangement of 2 * 2 matrix forms, and wherein a diagonal angle is red LED chips 52, and another diagonal angle is respectively equipped with a blue led chip 51 and a green LED chip 53.Described groove 6 is provided with reflection concentration type lens 4; Described aluminium base 1 bottom surface is provided with heat dissipating layer 3, is provided with radiating tube 2 in the described heat dissipating layer 3, and described radiating tube 2 is connected with refrigerator.Because led chip 5 and reflection concentration type lens 4 all can be located in the groove 6 of aluminium base 1, thereby can reduce to form the taking up room of device of light source greatly, dwindle the volume of optical system on the whole; The sidewall of groove 6 can be used as light and penetrates mirror, and the light of led chip 5 peripheries is reflected, and has increased the utilization factor of light greatly; Be provided with heat dissipating layer 3 and radiating tube 2 in the bottom surface of aluminium base 1, radiating tube 2 is connected with refrigerator, and radiating effect is better, allows to install the luminosity that high-power LED chip 5 more improves light source.
Be integrated with microcomputer in micro projector, make projector both have the Projection Display function, have computer function again, be equivalent to the computer of a giant-screen, different is that this micro projector carries more convenient.In some lectures or meeting, the user only need can carry out the multimedia speech with the micro projector of a last box size in lecture or meeting.Because whole karaoke OK system is integrated in the micro projector, by cooperatively interacting between the projector inner function module, can be so that this micro projector both can have order programme function and video display playing function, satisfied the demand of karaoke OK system, and the volume of the karaoke OK system of the innovation that this order programme combines with projector is littler, cost is lower, and it does not need loaded down with trivial details wiring, it only is the equipment of a box size, it is also convenient to carry, and is fit to family or commercial the use.Be integrated with TV in micro projector, make projector both have the Projection Display function, have TV functions again, be equivalent to the TV of a giant-screen, with respect to liquid crystal, the plasm TV of existing giant-screen, cost of the present invention is lower, uses and carries more convenient.
Claims (6)
1. a multifunctional micro-projector comprises housing, optical projection system, it is characterized in that: be provided with four layers of pcb board in the described housing, four layers of pcb board are the setting that distributes up and down; First pcb board is provided with optical projection system, comprises main control MCU, video decode module, LCOS controller, LCOS module, light source, light source chip for driving, and described main control MCU is passed through I
2C and video decode module, LCOS controller, LCOS module communicate; Second pcb board is provided with the microcomputer system, comprises central processing unit, hard-disk interface module, keyboard interface module, memory bank module, and described hard-disk interface module, keyboard interface module, memory bank module all are connected with central processing unit; Described central processing unit is provided with video output interface, and the video decode module is provided with video input interface, and central processing unit carries out the image transmission by LVDS technology and video decode module; The 3rd pcb board is provided with karaoke OK system, described karaoke OK system mainly comprises the requesting song module, integrated MCU control module, song storehouse, song storehouse decoder module, audio reverberation processing module in the described requesting song module, described requesting song module is provided with video output interface, and described requesting song module connects transmission technology by Digital RGB and the video decode module is carried out the image transmission; The 4th pcb board is provided with television system, comprises signal receiving module, multimedia processing module, signal output module, described signal output module and video decode module communication; Described main control MCU communicates respectively at central processing unit, MCU control module, multimedia processing module by clock signal and digital signal.
2. a kind of multifunctional micro-projector according to claim 1 is characterized in that: described projector comprises stereo set, and described stereo set is provided with the infrared ray receiver module.
3. a kind of multifunctional micro-projector according to claim 2 is characterized in that: described the 3rd pcb board is provided with hard-disk interface unit, SD card slot, microphone interface unit, usb interface unit, infrared ray sending module.
4. a kind of multifunctional micro-projector according to claim 2 is characterized in that: described second pcb board is provided with wireless interface module, infrared ray sending module, and described wireless interface module is connected with central processing unit.
5. a kind of multifunctional micro-projector according to claim 1, it is characterized in that: described light source comprises aluminium base, led chip, described aluminium base is provided with groove, described recess sidewall forms reflecting surface, be provided with led chip in the described groove, described groove is provided with collector lens, and described aluminium base bottom surface is provided with heat dissipating layer, is provided with radiating tube in the described heat dissipating layer.
6. a kind of multifunctional micro-projector according to claim 1, it is characterized in that: the clock of described video decode module, main control MCU, central processing unit, MCU control module is provided respectively by the crystal oscillator of five 14.318MHz of outside, and the clock of LCOS controller is provided by the crystal oscillator of the 12MHz of outside.
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| CN 201010203398 CN101893816A (en) | 2010-06-17 | 2010-06-17 | Multifunctional micro-projector |
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| CN 201010203398 CN101893816A (en) | 2010-06-17 | 2010-06-17 | Multifunctional micro-projector |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763531A (en) * | 2017-11-17 | 2018-03-06 | 赵永继 | A kind of illuminating street lamp |
| CN107781780A (en) * | 2017-11-17 | 2018-03-09 | 赵永继 | A kind of automobile LED headlight |
| CN108538266A (en) * | 2018-04-16 | 2018-09-14 | 吉林大学 | LVDS signals turn the conversion equipment of optional LCOS interface formats signal |
| CN109471609A (en) * | 2018-11-27 | 2019-03-15 | 深圳市橙子电子有限公司 | K sings projection integration machine and its karaoke method |
| CN111031359A (en) * | 2019-12-24 | 2020-04-17 | 北京奇艺世纪科技有限公司 | Video playing method and device, electronic equipment and computer readable storage medium |
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| CN201044038Y (en) * | 2006-12-19 | 2008-04-02 | 环达电脑(上海)有限公司 | Portable projection apparatus with television function |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763531A (en) * | 2017-11-17 | 2018-03-06 | 赵永继 | A kind of illuminating street lamp |
| CN107781780A (en) * | 2017-11-17 | 2018-03-09 | 赵永继 | A kind of automobile LED headlight |
| CN108538266A (en) * | 2018-04-16 | 2018-09-14 | 吉林大学 | LVDS signals turn the conversion equipment of optional LCOS interface formats signal |
| CN109471609A (en) * | 2018-11-27 | 2019-03-15 | 深圳市橙子电子有限公司 | K sings projection integration machine and its karaoke method |
| CN109471609B (en) * | 2018-11-27 | 2023-11-03 | 深圳市橙子数字科技有限公司 | Karaoke projection integrated machine and Karaoke method thereof |
| CN111031359A (en) * | 2019-12-24 | 2020-04-17 | 北京奇艺世纪科技有限公司 | Video playing method and device, electronic equipment and computer readable storage medium |
| CN111031359B (en) * | 2019-12-24 | 2023-01-10 | 北京奇艺世纪科技有限公司 | Video playing method and device, electronic equipment and computer readable storage medium |
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Owner name: GUANGZHOU SONGYE ELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: GUANGZHOU HUADU KAIDIWEI ELECTRONIC FACTORY Effective date: 20111025 |
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Effective date of registration: 20111025 Address after: 510800, Guangdong Province, Huadu District, Guangzhou Xinhua Street clear cloth Village twenty-four team Applicant after: Guangzhou Songye Electronic Technology Co., Ltd. Address before: 510800, Guangdong province Guangzhou Huadu District Xinhua Street clear cloth Village Katie Wei Electronic Factory Applicant before: Guangzhou Huadu District Kaidiwei Electronics Factory |
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Application publication date: 20101124 |