WO2015049556A1 - Smart passive electronic-paper pad - Google Patents
Smart passive electronic-paper pad Download PDFInfo
- Publication number
- WO2015049556A1 WO2015049556A1 PCT/IB2014/001298 IB2014001298W WO2015049556A1 WO 2015049556 A1 WO2015049556 A1 WO 2015049556A1 IB 2014001298 W IB2014001298 W IB 2014001298W WO 2015049556 A1 WO2015049556 A1 WO 2015049556A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- particles
- paper
- particle
- magnetic
- magnetic field
- Prior art date
Links
- 239000002245 particle Substances 0.000 claims abstract description 51
- 230000006698 induction Effects 0.000 claims abstract description 3
- 239000011159 matrix material Substances 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- 230000005484 gravity Effects 0.000 claims description 2
- 239000000049 pigment Substances 0.000 abstract description 7
- 230000004907 flux Effects 0.000 abstract description 6
- 230000028161 membrane depolarization Effects 0.000 abstract description 5
- 230000010287 polarization Effects 0.000 abstract description 5
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 abstract description 2
- 238000001962 electrophoresis Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 230000002999 depolarising effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
- G02B26/026—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light based on the rotation of particles under the influence of an external field, e.g. gyricons, twisting ball displays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/008—Repeatedly-usable boards or tablets for writing or drawing with magnetic action
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/09—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on magneto-optical elements, e.g. exhibiting Faraday effect
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/09—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on magneto-optical elements, e.g. exhibiting Faraday effect
- G02F1/094—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on magneto-optical elements, e.g. exhibiting Faraday effect based on magnetophoretic effect
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/37—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
- G09F9/375—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements the position of the elements being controlled by the application of a magnetic field
Definitions
- a passive electronic paper based on a monochromatic electrophoretic particle.
- the invention based on the formation of pigment (particles) that are a half black and a half White, wherein no interconnection and processing circuitry is needed to address each particle.
- Paper contrast (foreground) will change according to the pen movement over the paper surface.
- a bar comprising of magnetic flux of anti-polarity of the pen tip can be used for depolarization. Depolarization rests all particles to background state (white paper). Based on this invention arrangement, smart passive e-paper and pen can be developed so as to utilize traditional writing. Background act
- An electrically powered electrophoresis particle comprising pigment particles is known (for example, (EP1772768) Electronically addressable microencapsulated ink and display thereof).
- the produce e-paper display where in the particles mapped by network connection to be addressed by electrical field so as to configure display information (e.g. E-lnk Corporation).
- the active electronic paper that placed in the market need interconnection matrix to address each particle and processor to control and configure display information. So power optimization and management is a challenge. 014 001298
- a passive electronic paper has the shape of traditional paper proposed to be utilized by using power less activation method thereof.
- a paper comprising monochromic pigments could be activated by using a magnetic field, wherein a passive magnetic pole induced (activated) particles rotate to be in balance with the magnetic field polarity, wherein the activation demonstrates the black side of the pigment.
- the positive pole magnetic field is induced from thin tip.
- An inactive particle demonstrates the paper background remind white.
- Active particles could be reset by using reveres magnetic pole (negative) characterized in a bar.
- the formulation of this special paper and special pen could manipulate the writing technique with new resources and more flexibility.
- the design is useful in manufacturing paper and pad for school with feature of reusability.
- the design can replace the ordinary white/black board in lecture room.
- the design reduces the demand on traditional paper and ink industry.
- the design needs no power supply or processing circuitry as in existing electronic paper.
- the design could be developed to color paper and pad.
- the particle rotate to equilibrium with respect to the magnetic field (rest state) reflects white color.
- Pigment consist of black and white electrophoresis particles
- a passive electronic paper could be fabricated by using Nano particles with good magnetic properties.
- the particles have monochromatic color and sensitive to magnetic stimulation characterized to present the polarity of the magnetic field north (+) and south (-).
- the black color presents the negative polarity and white color presents the positive polarity, opposite particles polarity can also manipulate the manufacturing process.
- the monochromic particles place as capsule of transparent sheet.
- the sheet fabricated in a matrix wise . The size and number of the particles in each matrix element based on the resolution required. Spaces between the matrix grid and particles filled with pressurized transparent fluid to protect particles from gravity and miner vibration.
- a permanent magnetic field with polarized magnet flux that suitable to rotate the intended particles estate (black) to active fabricated in shape of pen tip.
- Manufactured sheet present the paper.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
A passive electronic paper based on a monochromatic electrophoretic particle. The invention based on the formation of pigment (particles) that are a half black and a half White, wherein no interconnection and processing circuitry is needed to address each particle. The polarization (addressing) of the particles depends on the magnetic induction, the orientation (polarization) of the particles generate the paper foreground (black color) for activated particles and background (white color) for inactivated particles. A magnetic flux oriented for a single polarity embedded as pen tip, the magnetic pen tip used to polarize the particles. Paper contrast (foreground) will change according to the pen movement over the paper surface. A bar comprising of magnetic flux of anti-polarity of the pen tip can be used for depolarization. Depolarization rests all particles to background state (white paper). Based on this invention arrangement, smart passive e-paper and pen can be developed so as to utilize traditional writing.
Description
DISCRETION
Title of invention;
Smart passive electronic-paper pad
Technical Field:
Electronics- Display
0001
Abstract
A passive electronic paper based on a monochromatic electrophoretic particle. The invention based on the formation of pigment (particles) that are a half black and a half White, wherein no interconnection and processing circuitry is needed to address each particle. The polarization
(addressing) of the particles depends on the magnetic induction, the orientation (polarization) of the particles generate the paper foreground
(black color) for activated particles and background (white color) for inactivated particles. A magnetic flux oriented for a single polarity ci uueuutiu as pen xip, xne magnetic pen tip used to polarize the particles.
Paper contrast (foreground) will change according to the pen movement over the paper surface. A bar comprising of magnetic flux of anti-polarity of the pen tip can be used for depolarization. Depolarization rests all particles to background state (white paper). Based on this invention arrangement, smart passive e-paper and pen can be developed so as to utilize traditional writing.
Background act
0002
An electrically powered electrophoresis particle comprising pigment particles is known (for example, (EP1772768) Electronically addressable microencapsulated ink and display thereof). The produce e-paper display where in the particles mapped by network connection to be addressed by electrical field so as to configure display information (e.g. E-lnk Corporation).
Summary of invention
Technical problem
0003
The traditional paper which made from plants materials such as cotton or wood suffer from a high demeaned, limitation in raw material and reusing as printing paper. Als it needs traditional ink industry for writing manipulation.
The active electronic paper that placed in the market need interconnection matrix to address each particle and processor to control and configure display information. So power optimization and management is a challenge.
014 001298
3
Solution to problem
0004
A special manipulation of traditional paper implementation feature and electronic paper function feature proposed as solution to address the limitation in raw resources of traditional paper and power management and optimization of the active electronic paper respectively. A passive electronic paper has the shape of traditional paper proposed to be utilized by using power less activation method thereof.
A concept to use a monochromatic electrophoresis pigment wherein no electrical connection is implemented to address the particle presented in this article. A paper comprising monochromic pigments could be activated by using a magnetic field, wherein a passive magnetic pole induced (activated) particles rotate to be in balance with the magnetic field polarity, wherein the activation demonstrates the black side of the pigment. The positive pole magnetic field is induced from thin tip. An inactive particle demonstrates the paper background remind white. Active particles could be reset by using reveres magnetic pole (negative) characterized in a bar. The formulation of this special paper and special pen could manipulate the writing technique with new resources and more flexibility.
Advantage effect of invention
0006
A motivation that can be invested from this invention as follows:
The design is useful in manufacturing paper and pad for school with feature of reusability.
The design can replace the ordinary white/black board in lecture room. The design reduces the demand on traditional paper and ink industry.
The design needs no power supply or processing circuitry as in existing electronic paper.
Possibility of New generation of re-printable paper (multiple re-printing) when associated with special magnetic printer based of this design assumption. Reprinting utilization didn't need further recycling process as in traditional paper.
The design could be developed to color paper and pad.
Brief description of drawing
0007
Figwre.l
Shows a mechanism of polarization and depolarization of a monochromatic particle wherein corresponding to the magnetic wherein:
[1] A magnetic field oriented south-north pole in respect to particle ball which represent the depolarizing state.
[2] The particle rotate to equilibrium with respect to the magnetic field (rest state) reflects white color.
[3] A magnetic field oriented north-south in respect to particle ball which represent the polarizing state.
[4] The particle rotate to equilibrium (active state) reflect black color field. Figure 2.
Shows a sketch of the smart board design wherein:
[1] Pigment consist of black and white electrophoresis particles
[2] Substrate
[3] Transparent surface
[4] Magnetic tip for polarizing
[5] Magnetic Webber for depolarizing
Industrial applicability
00013
A passive electronic paper could be fabricated by using Nano particles with good magnetic properties. The particles have monochromatic color and sensitive to magnetic stimulation characterized to present the polarity of the magnetic field north (+) and south (-). The black color presents the negative polarity and white color presents the positive polarity, opposite particles polarity can also manipulate the manufacturing process. The monochromic particles place as capsule of transparent sheet. The sheet fabricated in a matrix wise .The size and number of the particles in each
matrix element based on the resolution required. Spaces between the matrix grid and particles filled with pressurized transparent fluid to protect particles from gravity and miner vibration. A permanent magnetic field with polarized magnet flux that suitable to rotate the intended particles estate (black) to active fabricated in shape of pen tip. A permanent magnetic field with depolarized magnet flux that suitable to rotate the particle to the rest state (white) fabricated in shape of Webber. The surface of the sheet furnished to reduce the frication and cracking. Manufactured sheet present the paper. Traditional writing utilized when the mentioned pen steering (moves) over the manufactured sheet.
Claims
1. A Smart passive electronic paper characterized by comprising of:
A passive electronic paper,
A magnetic pen tip,
A magnatic bar,
2. A passive electronic paper according to claim 1, wherein electrophoretic monochromatic particles characterized in that the orientation of the particles depends on a magnetic induction. The paper characterized by further comprising the following steps:
A monochromatic particle.
A substrate.
A transparent surface.
3. A monochromatic particle according to claim 2, wherein black and white sub-particle grouped in way to give best contrast reflection when it was magnetized seefigure.l. Particles are characterized in thin matrix to form pixel, the number of particles and matrix size determine resolution. A Filling fluid used to remind the particles in place against the gravity, miner vibration, and friction.
4. A Substrate according to claim 2, wherein to support the particles and control light reflection, the Substrate has no electrical charge or connection wires.
5. Transparent surface according to claim 2, wherein to pass the light and magnetic field.
6. A pen tip according to claim l, comprising magnetic field to magnetize the paper particles, presented as item 4 in figure 2. The effect of induced magnetic field changes the pixel contrast.
7. A bar comprising magnetic field according to claim B, to demagnetize the paper particle in step 2.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SD3414/2013 | 2013-10-03 | ||
| SD341413 | 2013-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2015049556A1 true WO2015049556A1 (en) | 2015-04-09 |
Family
ID=51542396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/IB2014/001298 WO2015049556A1 (en) | 2013-10-03 | 2014-07-09 | Smart passive electronic-paper pad |
Country Status (1)
| Country | Link |
|---|---|
| WO (1) | WO2015049556A1 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3036388A (en) * | 1961-10-27 | 1962-05-29 | Clarence R Tate | Magnetic writing materials set |
| US3982334A (en) * | 1970-03-27 | 1976-09-28 | Thalatta, Inc. | Compartmentalized micromagnet display device |
| US7015892B1 (en) * | 1999-09-10 | 2006-03-21 | Takara Co., Ltd. | Magnetophoretic display panel |
| EP1772768A2 (en) | 1996-07-19 | 2007-04-11 | E-Ink Corporation | Electronically addressable microencapsulated ink and display thereof |
-
2014
- 2014-07-09 WO PCT/IB2014/001298 patent/WO2015049556A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3036388A (en) * | 1961-10-27 | 1962-05-29 | Clarence R Tate | Magnetic writing materials set |
| US3982334A (en) * | 1970-03-27 | 1976-09-28 | Thalatta, Inc. | Compartmentalized micromagnet display device |
| EP1772768A2 (en) | 1996-07-19 | 2007-04-11 | E-Ink Corporation | Electronically addressable microencapsulated ink and display thereof |
| US7015892B1 (en) * | 1999-09-10 | 2006-03-21 | Takara Co., Ltd. | Magnetophoretic display panel |
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