CN102568255A - Electronic book with micro projector - Google Patents
Electronic book with micro projector Download PDFInfo
- Publication number
- CN102568255A CN102568255A CN2011100575109A CN201110057510A CN102568255A CN 102568255 A CN102568255 A CN 102568255A CN 2011100575109 A CN2011100575109 A CN 2011100575109A CN 201110057510 A CN201110057510 A CN 201110057510A CN 102568255 A CN102568255 A CN 102568255A
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- Prior art keywords
- projection lens
- book
- pickup groove
- pcb board
- led lamp
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Abstract
The invention discloses an electronic book with a micro projector. The electronic book comprises a micro controller, an electronic paper display unit, a user operation interface, a memory unit, a micro projector, a digital signal processor and a light source control module, wherein the electronic paper display unit is connected to the micro controller; the user operation interface is connected with the micro controller through an input and output control module; the memory unit is connected to the micro controller; the micro projector comprises a light source, a display chip and a projection lens; the micro controller is used for transmitting video data which is read from the memory unit to the digital signal processor; the digital signal processor is used for converting a digital signal of the video data into a current signal and transmitting the current signal to the display chip; and the light source control module is used for controlling variation in light intensity of control light source. According to the electronic book, a projection mode is selected to project display content of the electronic paper display unit to amplify the display size under the condition of dark light.
Description
Technical field
The present invention relates to a kind of e-book, relate in particular to a kind of e-book with projecting function.
Background technology
In recent years, e-book receives increasing reader's favor, but existing reflection-type e-book is to rely on reflect ambient light and displaying contents, when reading in the darker place of extraneous light, needs to be equipped with illuminating lamp.If the scene has a power failure or do not have lighting fixture, the reader just can't read.
This defective of e-book needs multiple mode to solve, and therefore, there is defective in prior art, needs further improvement and develops.
Summary of the invention
The object of the present invention is to provide a kind of e-book that has projector,, use projector to show the content of e-book so that when extraneous light is dark.
Technical scheme of the present invention is following:
A kind of e-book with micro projector comprises microcontroller, is connected the Electronic Paper display unit on the said microcontroller; Be connected the user interface on the said microcontroller through input/output control module; And be connected the storage unit on the said microcontroller, wherein
Said e-book comprises micro projector, and said micro projector comprises light source, display chip and projection lens;
Said e-book comprises digital signal processor; Said microcontroller will send to digital signal processor from the video data that said storage unit reads, and said digital signal processor converts the digital signal of video data into current signal and sends to said display chip;
Said e-book also comprises light source control module, is used to control the light intensity variation of said light source.
Described e-book, wherein, said light source comprises pcb board and LED lamp, on relative two faces of said pcb board, the LED lamp is set; On the light path of the LED lamp of said pcb board one side first display chip is set, on the light path of said pcb board LED lamp relatively simultaneously second display chip is set.
Described e-book, wherein, said e-book comprises shell, and said Electronic Paper display unit is arranged on outer casing frontispiece, and said outer casing frontispiece is provided with the first projection lens pickup groove; The shell reverse side is provided with the second projection lens pickup groove.
Described e-book wherein, is provided with first projection lens on the light path of the LED lamp of said pcb board one side, on the light path of said pcb board LED lamp relatively simultaneously second projection lens is set.
Described e-book, wherein, said first projection lens is arranged on the said first projection lens pickup groove, and said second projection lens is arranged on the said second projection lens pickup groove.
Described e-book, wherein, the said first projection lens pickup groove and and the second projection lens pickup groove between sliding rail is set; Said projection lens is fixed on the first projection lens pickup groove or the second projection lens pickup groove, can between the first projection lens pickup groove and the second projection lens pickup groove, change through said sliding rail.
Described e-book, wherein, said e-book also comprises the projection change-over switch, said projection change-over switch is used for that LED lamp on relative two faces of said pcb board breaks off and the switching of path.
Described e-book wherein, is provided with gravity sensor between said microcontroller and the projection lens, said projection lens according to the induction result of said gravity sensor adjust said projection lens towards, make said projection lens be positioned at level or vertical direction.
Described e-book, wherein, said display chip is LCoS chip or dmd chip.
Compared with prior art; The invention provides a kind of e-book with micro projector; Light source, display chip and the projection lens of micro projector are set on e-book; Make e-book under the darker situation of light, the mode of selecting projection projects the size of enlarged and displayed with the displaying contents of Electronic Paper display unit.
Description of drawings
Fig. 1 is the functional block diagram of band projector e-book of the present invention;
Fig. 2 is the synoptic diagram of projecting light path of the present invention;
Fig. 3 is the fixed sturcture synoptic diagram of e-book of the present invention front micro projector;
Fig. 4 is the fixed sturcture synoptic diagram of e-book reverse side micro projector of the present invention;
Fig. 5 is the structural representation of e-book reverse side micro projector of the present invention.
Embodiment
Below in conjunction with accompanying drawing, further explain is done in preferred embodiment of the present invention.
The e-book 100 of band micro projector provided by the invention; As shown in Figure 1; Comprise microcontroller 110; Be connected the Electronic Paper display unit 120 on the said microcontroller 110, be connected the user interface 130 on the said microcontroller 110, and be connected the storage unit on the said microcontroller 110 through input/output control module 140.The present invention sets up micro projector 160 on said e-book 100, said micro projector 160 comprises light source 163, display chip 162 and projection lens 161.The microcontroller 110 of said e-book 100 will send to digital signal processor from the video data that said storage unit reads; Convert the digital signal of video data into current signal through digital signal processor, and the current signal after will changing sends to the display chip 162 of said micro projector 160.The microcontroller 110 of said e-book 100 changes through the light intensity of said micro projector 160 light sources 163 of light source control module 150 controls.
The light source 163 of micro projector 160 according to the invention is a led light source, and said display chip 162 is LCoS (Liquid Crystal on Silicon, liquid crystal on silicon plate) chip or DMD (Digital Micromirror Device, DMD) chip.
Said e-book 100 also comprises shell 180, and said Electronic Paper display unit 120 is arranged on shell 180 fronts, is shell 180 reverse side like the said and said shell 180 positive relative one sides of Fig. 3.The present invention is provided with the first projection lens pickup groove 181 in said shell 180 fronts, at said shell 180 reverse side the second projection lens pickup groove 183 is set, and is as shown in Figure 4.
The e-book advantages of small volume; User's handheld electronic book; The Electronic Paper display unit 120 of e-book and user's face be over against constantly, and the user has the demand that the e-book content is projected to e-book reverse side one side that the demand that the e-book content is projected to e-book front one side is also arranged.
The present invention has first preferred embodiment of the e-book 100 of dual-projection camera lens, can in the said first projection lens pickup groove 181, the first projection lens 161A be set, and in the said second projection lens pickup groove 182, the second projection lens 161B is set.
Index path with e-book of dual-projection camera lens; As shown in Figure 2: said light source 163 comprises pcb board 163-1 and LED lamp 163-2; On relative two faces of said pcb board 163-1 the LED lamp is set all; Said e-book comprises also that projection is switched opens the light, and is used for that the LED lamp breaks off and the path switching on relative two faces of said pcb board 163-1.The present invention can be provided with LED lamp 163-2 on the left side and the right side of said pcb board 163-1, and user's projection change-over switch is used for LED lamp and the LED lamp disconnection on the right side and the switching of path on the said pcb board 163-1 left side.On the light path of said pcb board 163-1 left side LED lamp the first display chip 162A and the first projection lens 161A are set, on the light path of said pcb board 163-1 right side LED lamp the second display chip 162B and the second projection lens 161B are set.
The present invention has second preferred embodiment of the e-book 100 of dual-projection camera lens, and the light path of the e-book of dual-projection camera lens is as shown in Figure 2, in order to save cost, a projection lens 161 can only be set.Between the said first projection lens pickup groove 181 and the second projection lens pickup groove 183 sliding rail 182 is set; As shown in Figure 5; Said projection lens 161 can slide in the said second projection lens pickup groove 183 through sliding rail 182 from the said first projection lens pickup groove 181, switches to the light path of using pcb board 163-1 another side from the light path of using said pcb board 163-1 one side.
Said e-book 100 is generally the user and hands in use, and when using micro projector 160 projections, the camera lens that needs to regulate projection lens 161 is on level or vertical direction, to obtain best drop shadow effect.The present invention is provided with gravity sensor 170 between said microcontroller 110 and projection lens 161; Said projection lens 161 according to the induction result of said gravity sensor 170 adjust said projection lens 161 towards, make said projection lens 161 be positioned at level or vertical direction.
The e-book of band micro projector provided by the invention is provided with micro projector on e-book; The user throws into projection on the different directions for ease, and the micro projector that is provided with on the said e-book has two light paths in the opposite direction, and a projection lens is set respectively on different light paths; In order to save cost, the present invention is provided with a projection lens on e-book, and this projection lens can switch on the different light paths through sliding rail.
Should be understood that above-mentioned statement to preferred embodiment of the present invention is comparatively detailed, can not therefore think the restriction to scope of patent protection of the present invention, scope of patent protection of the present invention should be as the criterion with accompanying claims.
Claims (9)
1. the e-book with micro projector comprises microcontroller, is connected the Electronic Paper display unit on the said microcontroller; Be connected the user interface on the said microcontroller through input/output control module; And be connected the storage unit on the said microcontroller, it is characterized in that
Said e-book comprises micro projector, and said micro projector comprises light source, display chip and projection lens;
Said e-book comprises digital signal processor; Said microcontroller will send to digital signal processor from the video data that said storage unit reads, and said digital signal processor converts the digital signal of video data into current signal and sends to said display chip;
Said e-book also comprises light source control module, is used to control the light intensity variation of said light source.
2. e-book according to claim 1 is characterized in that, said light source comprises pcb board and LED lamp, on relative two faces of said pcb board, the LED lamp is set; On the light path of the LED lamp of said pcb board one side first display chip is set, on the light path of said pcb board LED lamp relatively simultaneously second display chip is set.
3. e-book according to claim 2 is characterized in that said e-book comprises shell, and said Electronic Paper display unit is arranged on outer casing frontispiece, and said outer casing frontispiece is provided with the first projection lens pickup groove; The shell reverse side is provided with the second projection lens pickup groove.
4. e-book according to claim 3 is characterized in that, on the light path of the LED lamp of said pcb board one side first projection lens is set, and on the light path of said pcb board LED lamp relatively simultaneously second projection lens is set.
5. e-book according to claim 4 is characterized in that, said first projection lens is arranged on the said first projection lens pickup groove, and said second projection lens is arranged on the said second projection lens pickup groove.
6. e-book according to claim 3 is characterized in that, the said first projection lens pickup groove and and the second projection lens pickup groove between sliding rail is set; Said projection lens is fixed on the first projection lens pickup groove or the second projection lens pickup groove, can between the first projection lens pickup groove and the second projection lens pickup groove, change through said sliding rail.
7. according to claim 5 or 6 described e-book, it is characterized in that said e-book also comprises the projection change-over switch, said projection change-over switch is used for that LED lamp on relative two faces of said pcb board breaks off and the switching of path.
8. e-book according to claim 1; It is characterized in that; Between said microcontroller and the projection lens gravity sensor is set, said projection lens according to the induction result of said gravity sensor adjust said projection lens towards, make said projection lens be positioned at level or vertical direction.
9. e-book according to claim 1 is characterized in that, said display chip is LCoS chip or dmd chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110057510.9A CN102568255B (en) | 2010-12-29 | 2011-03-10 | Electronic book with micro projector |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010622616 | 2010-12-29 | ||
| CN201010622616.4 | 2010-12-29 | ||
| CN2010106226164 | 2010-12-29 | ||
| CN201110057510.9A CN102568255B (en) | 2010-12-29 | 2011-03-10 | Electronic book with micro projector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102568255A true CN102568255A (en) | 2012-07-11 |
| CN102568255B CN102568255B (en) | 2015-03-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110057510.9A Expired - Fee Related CN102568255B (en) | 2010-12-29 | 2011-03-10 | Electronic book with micro projector |
Country Status (1)
| Country | Link |
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| CN (1) | CN102568255B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106355947A (en) * | 2016-11-21 | 2017-01-25 | 丹阳伦图电子技术有限公司 | Carport subscribing indicator system based on electronic paper |
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| CN2328030Y (en) * | 1998-01-26 | 1999-07-07 | 力捷电脑股份有限公司 | Lens moving mechanism of digital camera |
| CN2660555Y (en) * | 2003-12-11 | 2004-12-01 | 梁坚平 | Digital code pick-up device having double storages and double lens |
| JP2005311895A (en) * | 2004-04-23 | 2005-11-04 | Sony Corp | Imaging device |
| US20060256144A1 (en) * | 2005-05-11 | 2006-11-16 | Chung Cheng H | Portable computer with image-projecting function |
| CN1869753A (en) * | 2005-05-27 | 2006-11-29 | 黄金泉 | Turning device for lens of photographic mobile phone |
| CN201011733Y (en) * | 2007-02-08 | 2008-01-23 | 联想移动通信科技有限公司 | Rotating camera device of handhold equipment |
| CN101303519A (en) * | 2008-06-25 | 2008-11-12 | 福州高意光学有限公司 | Application of projection display in small-sized electronic product |
| CN201203955Y (en) * | 2008-05-27 | 2009-03-04 | 程浩川 | Projection electronic book |
| TW201001125A (en) * | 2008-06-18 | 2010-01-01 | Micro Star Int Co Ltd | Computer with projection device |
| US20100002151A1 (en) * | 2008-07-01 | 2010-01-07 | Yang Pan | Handheld media and communication device with a detachable projector |
| CN101710950A (en) * | 2009-11-07 | 2010-05-19 | 福建网讯科技有限公司 | Multimedia digital (analog) mobile television supporting projection display mode |
| CN201547591U (en) * | 2009-10-26 | 2010-08-11 | 鑫亿光电(深圳)有限公司 | Desk lamp with projection function |
| TWM393742U (en) * | 2010-05-25 | 2010-12-01 | Digilife Technologies Co Ltd | Portable electronic reading device with projection structure |
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2011
- 2011-03-10 CN CN201110057510.9A patent/CN102568255B/en not_active Expired - Fee Related
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2328030Y (en) * | 1998-01-26 | 1999-07-07 | 力捷电脑股份有限公司 | Lens moving mechanism of digital camera |
| CN2660555Y (en) * | 2003-12-11 | 2004-12-01 | 梁坚平 | Digital code pick-up device having double storages and double lens |
| JP2005311895A (en) * | 2004-04-23 | 2005-11-04 | Sony Corp | Imaging device |
| US20060256144A1 (en) * | 2005-05-11 | 2006-11-16 | Chung Cheng H | Portable computer with image-projecting function |
| CN1869753A (en) * | 2005-05-27 | 2006-11-29 | 黄金泉 | Turning device for lens of photographic mobile phone |
| CN201011733Y (en) * | 2007-02-08 | 2008-01-23 | 联想移动通信科技有限公司 | Rotating camera device of handhold equipment |
| CN201203955Y (en) * | 2008-05-27 | 2009-03-04 | 程浩川 | Projection electronic book |
| TW201001125A (en) * | 2008-06-18 | 2010-01-01 | Micro Star Int Co Ltd | Computer with projection device |
| CN101303519A (en) * | 2008-06-25 | 2008-11-12 | 福州高意光学有限公司 | Application of projection display in small-sized electronic product |
| US20100002151A1 (en) * | 2008-07-01 | 2010-01-07 | Yang Pan | Handheld media and communication device with a detachable projector |
| CN201547591U (en) * | 2009-10-26 | 2010-08-11 | 鑫亿光电(深圳)有限公司 | Desk lamp with projection function |
| CN101710950A (en) * | 2009-11-07 | 2010-05-19 | 福建网讯科技有限公司 | Multimedia digital (analog) mobile television supporting projection display mode |
| TWM393742U (en) * | 2010-05-25 | 2010-12-01 | Digilife Technologies Co Ltd | Portable electronic reading device with projection structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106355947A (en) * | 2016-11-21 | 2017-01-25 | 丹阳伦图电子技术有限公司 | Carport subscribing indicator system based on electronic paper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102568255B (en) | 2015-03-18 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20170310 |
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| CF01 | Termination of patent right due to non-payment of annual fee |