CN202309944U - Micro-display rear-projection TV equipped with electronic whiteboard system - Google Patents
Micro-display rear-projection TV equipped with electronic whiteboard system Download PDFInfo
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- CN202309944U CN202309944U CN2011204412572U CN201120441257U CN202309944U CN 202309944 U CN202309944 U CN 202309944U CN 2011204412572 U CN2011204412572 U CN 2011204412572U CN 201120441257 U CN201120441257 U CN 201120441257U CN 202309944 U CN202309944 U CN 202309944U
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Abstract
A micro-display rear-projection TV equipped with an IEB belongs to the household electrical appliance technology field, and enables the technical problem to be solved that the use of the IEB does not need to be debugged. The rear-projection TV comprises the IEB arranged in the rear-projection TV, and the IEB comprises an infrared handwriting pen, a high-resolution digital camera used for the rear-projection TV screen infrared ray reception, a high precision digital acquisition system connected with the camera and a computer processing system connected with the digital acquisition system. The micro-display rear-projection TV equipped with the IEB also comprises a fixing adjusting device capable of adjusting the relative reflector angle of the camera to receive the infrared rays of all screen areas, and the fixing adjusting device is connected with and fixes the high-resolution digital camera; the high-resolution digital camera after being calibrated by the fixing adjusting device is fixed in a casing of the micro-display rear-projection TV, and the display output end of the IEB is connected with a displaying part of the micro-display rear-projection TV. The micro-display rear-projection TV equipped with the electronic whiteboard system of the utility model has the characteristics of very convenient use, small occupied space and low cost.
Description
Technical field
The utility model relates to household electrical appliance technical field, particularly relates to the technology of little demonstration rear-projection TV of a kind of IEB of being provided with.
Background technology
Development along with social informatization; Increasingly high in various occasions such as education, meeting and amusements to interactive and recreational demand; Therefore IEB (electric whiteboard system) is widely used with the large screen back projection TV, and present IEB system and the little demonstration TV of large-screen are two kinds of equipment independently separately, and the user must purchase separately; Carry out then could both being used in combination after the complex installation debugging work; And all need height again behind each shift position, use extremely inconvenience, and it is also bigger to take up room.In addition; The IEB system is divided into infrared projection receive mode system and infrared induction receive mode system according to the difference of receive mode; Because infrared projection receive mode system accomplishes the addressing of large-screen through projection pattern, so its price is far below the system of infrared induction receive mode, but existing panel TV (comprising LCD and PDP) is because its display screen back directly is exactly a light-source system; Not having enough spaces to accomplish projection receives; Therefore can only adopt infrared induction receive mode system, and can adopt the existing little demonstration rear-projection TV of infrared projection receive mode system, need take very big space during use to place because its complete machine size is thicker; This problem is more outstanding when using with the IEB systems incorporate, makes the user be difficult on the more usable floor area select paying more money or pay.
Summary of the invention
To the defective that exists in the above-mentioned prior art, the utility model technical problem to be solved need not debugging when providing a kind of use, and is easy to use, the little and cheap little demonstration rear-projection TV that is provided with IEB takes up room.
In order to solve the problems of the technologies described above; Little demonstration rear-projection TV of a kind of IEB of being provided with that the utility model provided; Comprise little demonstration rear-projection TV, be located at the IEB of the infrared projection receive mode in the rear-projection TV; Described IEB comprises infrared writing pen, be used for the High-Resolution Digital Video Camera that the infrared ray of screen receives, the high accuracy number acquisition system and the computer processing system that is connected digital acquisition system that connects camera; It is characterized in that: also comprise (connection) fixedly fixedly adjusting device of High-Resolution Digital Video Camera, be used to adjust the angle of the relative speculum of camera; To guarantee that camera can both carry out the infrared ray reception with the screen Zone Full of rear-projection TV.High-Resolution Digital Video Camera after fixedly adjusting device is calibrated is fixed in the casing of little demonstration rear-projection TV, and the demonstration output of IEB connects the display part of little demonstration rear-projection TV, and its external interface is located on the interface panel of little demonstration rear-projection TV set.
Further, said little demonstration rear-projection TV is the little demonstration ultra-thin large-screen of a 3LCD rear-projection TV.
The little demonstration rear-projection TV that is provided with IEB that the utility model provides, owing to used the IEB system of infrared projection receive mode, so it is cheap; And owing to the IEB system is fixed in little demonstration rear-projection TV; Its projector distance is fixed, so calibrate once when only needing dispatching from the factory before initial the installation, need not remake debugging when the user uses; It is extremely convenient to use, and it is much smaller that integrated design also makes its relative two cover autonomous devices that take up room in addition.
Description of drawings
Fig. 1 is the structural representation that the utility model embodiment is provided with little demonstration rear-projection TV of IEB;
Fig. 2 is the system principle diagram that the utility model embodiment is provided with little demonstration rear-projection TV of IEB.
Embodiment
Embodiment to the utility model describes in further detail below in conjunction with description of drawings, but present embodiment is not limited to the utility model, and analog structure of every employing the utility model and similar variation thereof all should be listed the protection range of the utility model in.
Like Fig. 1, shown in Figure 2; Little demonstration rear-projection TV of a kind of IEB of being provided with that the utility model provides; Comprise the ultra-thin large-size screen monitors rear-projection TV of the little demonstration of 3LCD 1, be located at the IEB system 2 of the infrared projection receive mode in the rear-projection TV 1; Described IEB system 2 comprises infrared writing pen 4, be used for the High-Resolution Digital Video Camera 5 that the infrared ray of screen receives, the high accuracy number acquisition system 6 and the computer processing system that is connected digital acquisition system 67 that connects camera 5; It is characterized in that: also comprise (connection) fixedly fixedly adjusting device 3 of High-Resolution Digital Video Camera 5; Be used to adjust the angle of the relative speculum of camera, the screen Zone Full of rear-projection TV 1 can both be carried out the infrared ray reception to guarantee camera.The High-Resolution Digital Video Camera 5 of IEB system 2 is through fixedly being fixed in the casing of little demonstration rear-projection TV 1 after adjusting device 3 calibrations; The demonstration output of IEB system 2 connects the display part of little demonstration rear-projection TV 1, and its external interface is located on the interface panel of little demonstration rear-projection TV set 1.
Described IEB system 2 is when fixedly adjusting device (the camera fixture of adjustable angle) 3 is calibrated; Earlier the angle of the speculum in the little relatively demonstration rear-projection TV 1 of High-Resolution Digital Video Camera 5 is adjusted; Making camera can both carry out infrared ray to the Zone Full of the screen of little demonstration rear-projection TV 1 receives; Carrying out corresponding 25 positions with IEB system 2 inner professional softwares then calculates; Through 25 calculated signals of full screen collection are gone out the size and the relative position of whole display frame, confirm to obtain each respective point bit position at last like this, accomplish the adjustment calibration operation.
After the adjustment installation, when using, the user need not remake debugging.
When the IEB system 2 of infrared projection receive mode works; Use special-purpose infrared writing pen 4 on the display screen 8 of little demonstration rear-projection TV, to write; Because it has adopted the ultrared pattern of emission that presses; The infrared ray transmission display screen of launching 8 is after mirror reflects to the high-resolution digital camera 5 in little demonstration rear-projection TV; High-Resolution Digital Video Camera 5 transfers to high accuracy number acquisition system 6 with the infrared signal that receives and handles after photoelectric switching circuit changes into the signal of telecommunication; Data after treatment reach computer processing system 7 again after professional software is handled position that calculates the writing pen that sends the infrared signal of telecommunication and the instruction of being sent; Convert result of calculation to display part that image is sent to little demonstration rear-projection TV by computer processing system 7 then, and show, with the operation that realizes that the user carries out with writing pen on display screen in the relevant position of the display screen 8 of rear-projection TV.
Claims (2)
1. little demonstration rear-projection TV that is provided with IEB; Comprise little demonstration rear-projection TV, be located at the IEB of the infrared projection receive mode in the rear-projection TV; High accuracy number acquisition system that described IEB comprises infrared writing pen, be used for High-Resolution Digital Video Camera that the infrared ray of said rear projection television screen receives, connect said camera and the computer processing system that is connected said digital collection system; It is characterized in that: also comprise the angle that can adjust the relative speculum of said camera to receive the ultrared fixedly adjusting device of screen Zone Full, fixedly adjusting device connects and fixing said High-Resolution Digital Video Camera; High-Resolution Digital Video Camera after fixedly adjusting device is calibrated is fixed in the casing of little demonstration rear-projection TV, and the demonstration output of IEB connects the display part of little demonstration rear-projection TV, and its external interface is located on the interface panel of little demonstration rear-projection TV set.
2. the little demonstration rear-projection TV that is provided with IEB according to claim 1 is characterized in that: said little demonstration rear-projection TV is the little demonstration ultra-thin large-screen of a 3LCD rear-projection TV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204412572U CN202309944U (en) | 2011-11-09 | 2011-11-09 | Micro-display rear-projection TV equipped with electronic whiteboard system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204412572U CN202309944U (en) | 2011-11-09 | 2011-11-09 | Micro-display rear-projection TV equipped with electronic whiteboard system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202309944U true CN202309944U (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204412572U Expired - Fee Related CN202309944U (en) | 2011-11-09 | 2011-11-09 | Micro-display rear-projection TV equipped with electronic whiteboard system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202309944U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9547227B1 (en) | 2015-08-07 | 2017-01-17 | Delta Electronics, Inc. | Display apparatus |
| CN106454179A (en) * | 2015-08-07 | 2017-02-22 | 台达电子工业股份有限公司 | Display device |
-
2011
- 2011-11-09 CN CN2011204412572U patent/CN202309944U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9547227B1 (en) | 2015-08-07 | 2017-01-17 | Delta Electronics, Inc. | Display apparatus |
| CN106454179A (en) * | 2015-08-07 | 2017-02-22 | 台达电子工业股份有限公司 | Display device |
| CN106454179B (en) * | 2015-08-07 | 2019-03-15 | 台达电子工业股份有限公司 | Display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WUXI SERVE CHINA TECHNOLOGY SERVICE CO., LTD. Free format text: FORMER OWNER: SHANGHAI SINOVA TECHNOLOGY CO., LTD. Effective date: 20130802 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200050 CHANGNING, SHANGHAI TO: 214063 WUXI, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20130802 Address after: 214063 Jiangsu city of Wuxi province Yixing City Jincheng Road Economic Development Zone No. 11 Park building D10 Patentee after: Wuxi Shenzhou Fulian Technology Service Co., Ltd. Address before: 200050, B, building 357, 509 Zhao Lu, Changning District, Shanghai Patentee before: Shanghai Sinova Technology Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: HUZHOU QINGWEI ELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: WUXI SERVE CHINA TECHNOLOGY SERVICE CO., LTD. Effective date: 20150331 |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 214063 WUXI, JIANGSU PROVINCE TO: 313028 HUZHOU, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150331 Address after: 313028, Zhejiang, Huzhou, eight mile town, Wuxing science and Technology Pioneer Park, building 3, 2 Patentee after: Huzhou Qingwei Electronic Technology Co., Ltd. Address before: 214063 Jiangsu city of Wuxi province Yixing City Jincheng Road Economic Development Zone No. 11 Park building D10 Patentee before: Wuxi Shenzhou Fulian Technology Service Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20161109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |