CN201732548U - Wireless electronic paper display device - Google Patents
Wireless electronic paper display device Download PDFInfo
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- CN201732548U CN201732548U CN2010200393224U CN201020039322U CN201732548U CN 201732548 U CN201732548 U CN 201732548U CN 2010200393224 U CN2010200393224 U CN 2010200393224U CN 201020039322 U CN201020039322 U CN 201020039322U CN 201732548 U CN201732548 U CN 201732548U
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Abstract
The utility model discloses a wireless electronic paper display device which comprises a display terminal (2) and a control terminal (3). The signal and electric power between the display terminal (2) and the control terminal (3) are connected in a wireless way. The utility model has the advantages as follows: the three technologies of electronic paper, radio frequency (RF) wireless signal transmission and wireless power transmission are combined together; the difficulties of power consumption maintenance, and signal line and power transmission line erection are greatly reduced; the content displayed on the electronic paper can also be reserved for a long time even when no power source supplies power; the signal is displayed by using an RF radio frequency wireless transmission mode; the display terminal does not have traditional power source interface; and the power is supplied by using wireless power transmission mode when the displayed content needs to be changed.
Description
Technical field
The utility model relates to radio transmission technical field, a kind of specifically wireless electron paper display device.
Background technology
In the daily social life, arrive outdoor jumbo advertisement poster greatly, little hundreds and thousands of various Commercial goods labelses and advertisement in the supermarket all is the display device that need not frequent variations content (contrasting the pace of change of dynamic video).But each changing content but very bothers.Present by contrast common LED, LCDs can solve the content update problem, but use cost (comprise power consumption, safeguard etc.) is but very high.
The utility model content
The purpose of this utility model is that design is a kind of based on RF (radio frequency) transmission of wireless signals, the wireless power transmission, the novel display module that electronic paper shows, the static content of user's indoor and outdoor show, to reach the wireless electron paper display device of effects such as advertisement, propaganda, caution, education.
The utility model wireless electron paper display device comprises: display terminal 2 and control end 3, the signal between display terminal 2 and the control end 3 is connected with the electricity usage wireless mode.
Electric power receiver module 4 is made up of inductive coil and current-modulation chip.Inductive coil is twined according to the face concentric manner by single enamel-cover copper wire to be made; The current-modulation chip is used for that inductive coil is obtained induction current in changing electromagnetic field and is converted into galvanic current, as the P2100 chip of U.S. Powercast company.The electric power output pin of electric power receiver module 4 is connected to the power supply input pin of power management module 5.
RF signal receiving module 6 accepts chip by RF and built-in receiving antenna is formed.Can use the RFID chip of present technology comparative maturity in a large number, as the eZ430-RF2500T family chip of American TI Company.The data output pin of RF signal receiving module 6 is connected to the data input pin and the control input pin of signal processing module 8.
The shows signal that Electronic Paper display module 9 received signal processing modules 8 are sent, and it is presented on the display screen.Can use the too ED060SC4 type Electronic Paper display module of science and technology of Taiwan unit, this module feature is as follows: 6 inches of Diagonal Dimension, resolution 800 * 600, display precision 166.7DPI, physical size 90 * 110mm.
Control end 3, comprise: shell, be provided with printed circuit board in the shell, printed circuit board is provided with electric power sending module 10, RF signal transmitting module 11, display-memory 12, signal processing module 13, signal input 14, switch and operating key 15, power supply input port (charge port) 16, power management module 17 and battery 18; The power supply input pin of described electric power sending module 10 links to each other with the power supply output pin of battery 18 or power management module 17, and the power supply input pin of RF signal transmitting module 11 links to each other with the power supply output pin of power management module 17; The power supply input pin of display-memory 12 links to each other with the power supply output pin of power management module 17, and the data output pin of the data pin of display-memory 12 and the data input pin of RF signal transmitting module 11 and signal processing module 13 connects together; The power supply input pin of signal processing module 13 and the power supply output pin of power management module 17 connect together, and the control input pin of the control output pin of signal processing module 13 and the control input pin of display-memory 12, RF signal transmitting module 11 and the control input pin of electric power sending module 10 connect together.
Electric power sending module 10 comprises a coil hoop and power supply chip.The coil hoop is wrapped on the iron or metal core of other magnetic strengths by single or many enameled wires, variable-current by the power supply chip generation, the electromagnetic field that the directive property that changes is strong, the display terminal transmitting electric power is given on contactless, no metal conduction ground.Power supply chip can select to have big output current, and the power management chip that variation can be modulated is as 8695 series of U.S. Maxim.The power supply input pin of electric power sending module 10 links to each other with the power supply output pin of battery 18 or power management module 17.
RF signal transmitting module 11 is converted into the RF radio signal with video data, so that send to display terminal by wireless mode.This module generally is made up of the RF data-modulated chip that comprises transmitting antenna, can use ripe RFID sending module, as the ISO/IEC15693 family chip of American TI Company.The power supply input pin of RF signal transmitting module 11 links to each other with the power supply output pin of power management module 17.
Display-memory 12 can adopt the various high speed erase function storage chips that possess, sdram memory chip as the K4S640432H of Samsung, perhaps memory chips such as the SRAM of other other models of company, SDRAM, DDR, DDR2, DDR3, RDRAM, SGRAM, GDDR, GDDR2, GDDR3, GDDR5, perhaps flash chips such as NAND Flash, NOR Flash, OneNand Flash, perhaps up-to-date ferroelectric nonvolatile memory chip.The power supply input pin of display-memory 12 links to each other with the power supply output pin of power management module 17, and the data output pin of the data pin of display-memory 12 and the data input pin of RF signal transmitting module 11 and signal processing module 13 connects together.
The direct supply of power management module 17 modulation inputs produces different voltages by inner DC converting, and other chip power supplies of different model are given in the output of different electric currents.SMP3i chip as company of Infineon (Infineon).The power supply output pin of power management module 17 is connected to the power supply pin of other chips.
The display technique of Electronic Paper display module 9 utilizes the rotation of Gyricon chromosphere to show or electrophoretic techniques shows black and white and gray level image, and rear end technology such as cooperation colour filter film more can realize coloured image, reach the function of flat pannel display on function.Face and electronic paper are to apply weak voltage at changing content only, get final product powered-down after image change is finished, the long preservation picture material.
The Gyricon technology
The core that Gyricon shows is that a slice looks and the similar transparent film of plain paper, but the electric globule of millions of diameters size about 100 microns that inside film, distributed.The one side of each bead has been coated electronegative blackwash, and another side is coated the whitewash of positively charged.These beads are sealed in the transparent silica gel sheet that is full of lubricating oil.Construct the same circuit of similar liquid crystal TFT on the surface of silica gel sheet, can apply positive voltage or negative voltage in different positions as required.The band point bead of inner like this bubble in lubricating oil will rotate under effect of electric field, optionally black or white portion flipped out, and forms literal or the pattern that needs demonstration on macroscopic view.And when the Gyricon deenergization, after TFT no longer applied electric field to bead, the rotation arrangement mode before the bead that has been rotated in place just keeps was just preserved displaying contents get off on the macroscopic view, as the long-time steady display of magazine.
Electrophoretic techniques
The electrophoretic techniques technology has been abandoned the design concept of rotatable bead, then in the silica gel sheet built-in microencapsulation up to a million.Be full of transparent lubricating fluid in each microencapsulation, and comprised countless nano level black and white granules; The particle of black is electronegative, the particle positively charged of white.When applying electric field, the particle aggregation of black is to capsule surface, and white particle gathers the capsule bottom.Whole like this film looks and also can present literal or pattern.Because capsule need not considered to rotate and guarantee the evenly problem of colouring of two hemisphere, electrophoresis can be done microcapsules very tight, and adds the stable twin color ball of color property in capsule, to realize than more strong reflecting brightness, higher contrast.
The utility model wireless electron paper display device is achieved in that after installing display terminal 2 signal that needs are shown is input in control end 3 storeies.Control end 3 is inserted power supply or battery 18 is installed.Again control end 3 signal electric power are sent the signal electric power of partly aiming at display terminal 2 and accept part, start transmission.Electric power is by wireless power transmission part (as antenna), import display terminal 2 in the mode of electromagnetism, to the power supply of parts such as the signal reception in the whole display terminal 2, signal Processing, electronic paper display driver, startup display terminal 2 interior signals receive, treatment circuit through electrical equipments such as a series of electric power receptions, modulation, voltage stabilizing, power managements.Afterwards, control end 3 passes to display terminal 2 with the shows signal in the storer by wireless radio-frequency by the RF technology.Display terminal 2 receives, the processes and displays data, again by the electronic paper display display data content.Treat electronic paper show stable after, remove control end 3 equipment, but just long preservation displaying contents of display terminal 2.
The advantage of the utility model wireless electron paper display device is: electronic paper, RF transmission of wireless signals and three kinds of technology of wireless power transmission are gathered together, will be simplified performance difficulties such as power consumption maintenance, signal wire and power transmission line laying greatly; But by Electronic Paper content displayed also long preservation when non-transformer is powered; Shows signal is used RF wireless radiofrequency transmission mode; Display terminal does not have traditional power interface, uses the power supply of wireless power transmission mode when needs change displaying contents.This device can be made as supermarket Commercial goods labels, market shopping information, restaurant menus, perhaps use multiple arrangement to be combined into significantly indoor and outdoor advertisement, picture poster etc., the Presentation Function that does not need the frequent variations content is provided, remedies the blank market between traditional paper and liquid crystal, the LED; With the traditional paper ratio, the utility model is conserves paper in a large number, the protection environment, and have the efficient of high changing display content; Compare with existing large-size screen monitors LED, rear-projection, liquid crystal display, manufacturing cost of the present utility model is lower, and power consumption is very little, and it is very little to generate heat.
Description of drawings
Fig. 1 is the circuit theory diagrams of display terminal.
Fig. 2 is the circuit theory diagrams of control end.
Fig. 3 is the principle of work synoptic diagram of Gyricon technology.
Fig. 4 is the principle of work synoptic diagram of electrophoretic techniques.
Embodiment
Embodiment one
Shown in Fig. 1-3, a kind of wireless electron paper display device comprises: display terminal 2 and control end 3, the signal between display terminal 2 and the control end 3 is connected with the electricity usage wireless mode.
Control end 3, comprise: shell, be provided with printed circuit board in the shell, printed circuit board is provided with electric power sending module 10, RF signal transmitting module 11, display-memory 12, signal processing module 13, signal input 14, switch and operating key 15, power supply input port (charge port) 16, power management module 17 and battery 18; 8695 series of described electric power sending module 10 Nei Cai U.S. Maxim, the SMP3i chip of power management module 17 companies of Nei Cai Infineon (Infineon), the power supply input pin of 8695 family chips links to each other with the power supply output pin of SMP3i chip; Adopt the ISO/IEC15693 family chip of American TI Company in the RF signal transmitting module 11, the power supply input pin of ISO/IEC15693 family chip links to each other with the power supply output pin of SMP3i chip; The sdram memory chip of the K4S640432H of display-memory 12 Nei Cai Samsungs, the S3C2410 chip of signal processing module 13 Nei Cai Samsungs, the power supply input pin of sdram memory chip links to each other with the power supply output pin of SMP3i chip, the data output pin of the data pin of sdram memory chip and the data input pin of ISO/IEC15693 family chip and S3C2410 chip connects together, the power supply input pin of S3C2410 chip and the power supply output pin of SMP3i chip connect together, the control output pin of S3C2410 chip and the control input pin of sdram memory chip, the control input pin of the control input pin of ISO/IEC15693 family chip and 8695 series of Maxim connects together.
The display technique of Electronic Paper display module 9 utilizes Gyricon chromosphere rotation display technique to show black and white and gray level image, and rear end technology such as cooperation colour filter film more can realize coloured image, reach the function of flat pannel display on function.And electronic paper is to apply weak voltage at changing content only, gets final product powered-down after image change is finished, the long preservation picture material.
Embodiment two
According to Fig. 1, Fig. 2 and shown in Figure 4, a kind of wireless electron paper display device comprises: display terminal 2 and control end 3, the signal between display terminal 2 and the control end 3 is connected with the electricity usage wireless mode.
Control end 3, comprise: shell, be provided with printed circuit board in the shell, printed circuit board is provided with electric power sending module 10, RF signal transmitting module 11, display-memory 12, signal processing module 13, signal input 14, switch and operating key 15, power supply input port (charge port) 16, power management module 17 and battery 18; 8695 series of described electric power sending module 10 Nei Cai U.S. Maxim, the power supply input pin of 8695 series of Maxim links to each other with battery 18; Adopt the ISO/IEC15693 family chip of American TI Company in the RF signal transmitting module 11, the SMP3i chip of power management module 17 companies of Nei Cai Infineon (Infineon), the power supply input pin of ISO/IEC15693 family chip links to each other with the power supply output pin of SMP3i chip; Adopt the GDDR5 memory chip in the display-memory 12, adopt the S3C2410 chip in the signal processing module 13, the power supply input pin of GDDR5 memory chip links to each other with the power supply output pin of SMP3i chip, and the data output pin of the data pin of GDDR5 memory chip and the data input pin of ISO/IEC15693 family chip and S3C2410 chip connects together; The power supply input pin of S3C2410 chip and the power supply output pin of SMP3i chip connect together, and the control input pin of the control input pin of the control output pin of S3C2410 chip and the control input pin of GDDR5 memory chip, ISO/IEC15693 family chip and 8695 series of Maxim connects together.
The display technique of Electronic Paper display module 9 utilizes electrophoretic techniques to show black and white and gray level image, and rear end technology such as cooperation colour filter film more can realize coloured image, reach the function of flat pannel display on function.And electronic paper is to apply weak voltage at changing content only, gets final product powered-down after image change is finished, the long preservation picture material.
The utility model can select the module of different model to form a plurality of embodiment, is not limited to above embodiment.
Claims (3)
1. wireless electron paper display device, it is characterized in that: comprising: display terminal (2) and control end (3), the signal between display terminal (2) and the control end (3) is connected with the electricity usage wireless mode.
2. wireless electron paper display device according to claim 1, it is characterized in that: display terminal (2), comprise: shell, be provided with printed circuit board in the shell, printed circuit board is provided with electric power receiver module (4), power management module (5), RF signal receiving module (6), signal wire (7), signal processing module (8) and Electronic Paper display module (9); The electric power output pin of described electric power receiver module (4) is connected to the power supply input pin of power management module (5), the data output pin of RF signal receiving module (6) is connected to the data input pin and the control input pin of signal processing module (8), and the control output pin of signal processing module (8), data output pin correspondence respectively are connected to control input pin, the data input pin of Electronic Paper display module (9).
3. wireless electron paper display device according to claim 1, it is characterized in that: control end (3), comprise: shell, be provided with printed circuit board in the shell, printed circuit board is provided with electric power sending module (10), RF signal transmitting module (11), display-memory (12), signal processing module (13), signal input (14), switch and operating key (15), power supply input port (16), power management module (17) and battery (18); The power supply input pin of described electric power sending module (10) links to each other with the power supply output pin of battery (18) or power management module (17), and the power supply input pin of RF signal transmitting module (11) links to each other with the power supply output pin of power management module (17); The power supply input pin of display-memory (12) links to each other with the power supply output pin of power management module (17), and the data input pin of the data pin of display-memory (12) and RF signal transmitting module (11) and the data output pin of signal processing module (13) connect together; The power supply output pin of the power supply input pin of signal processing module (13) and power management module (17) connects together, and the control input pin of the control input pin of the control output pin of signal processing module (13) and display-memory (12), the control input pin of RF signal transmitting module (11) and electric power sending module (10) connects together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200393224U CN201732548U (en) | 2010-01-04 | 2010-01-04 | Wireless electronic paper display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200393224U CN201732548U (en) | 2010-01-04 | 2010-01-04 | Wireless electronic paper display device |
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| CN201732548U true CN201732548U (en) | 2011-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010200393224U Expired - Lifetime CN201732548U (en) | 2010-01-04 | 2010-01-04 | Wireless electronic paper display device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103513803A (en) * | 2012-06-25 | 2014-01-15 | 台景达科技股份有限公司 | Display device with wireless transmission function and wireless transmission method thereof |
| CN103559850A (en) * | 2013-10-28 | 2014-02-05 | 浙江工商职业技术学院 | Content variable two-dimensional code tag based on electronic paper |
| CN105976765A (en) * | 2016-05-11 | 2016-09-28 | 深圳市国华光电科技有限公司 | Display system and display control method |
| CN110246464A (en) * | 2019-05-31 | 2019-09-17 | 中国民航大学 | Low power consumption electronic price tag device |
-
2010
- 2010-01-04 CN CN2010200393224U patent/CN201732548U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103513803A (en) * | 2012-06-25 | 2014-01-15 | 台景达科技股份有限公司 | Display device with wireless transmission function and wireless transmission method thereof |
| CN103559850A (en) * | 2013-10-28 | 2014-02-05 | 浙江工商职业技术学院 | Content variable two-dimensional code tag based on electronic paper |
| CN105976765A (en) * | 2016-05-11 | 2016-09-28 | 深圳市国华光电科技有限公司 | Display system and display control method |
| CN105976765B (en) * | 2016-05-11 | 2018-06-15 | 深圳市国华光电科技有限公司 | A kind of display system and display control method |
| CN110246464A (en) * | 2019-05-31 | 2019-09-17 | 中国民航大学 | Low power consumption electronic price tag device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110202 |
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| CX01 | Expiry of patent term |