IP Library Granted Patent US 8,655,197
Granted Patent B2
US 8,655,197 · App. 13/038,402 · Granted Feb 18, 2014

Electronic paper structure and method for fabricating electronic paper

Inventors: Sung-Hui Huang (Taipei County, TW); Chuan-I Huang (Taipei, TW); Chin-Wen Lin (Miaoli County, TW); Ted-Hong Shinn (Hsinchu, TW)
Assignee: E Ink Holdings Inc.
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Quick Facts
Patent No.
US 8,655,197
App. No.
13/038,402
Granted
Feb 18, 2014
Kind
B2
Abstract

An electronic paper structure is disclosed, which includes a hard substrate, a flexible substrate, at least one magnetic device for fastening the flexible substrate on the hard substrate temporally, a drive substrate formed on the flexible substrate, an electronic paper display layer formed on the drive substrate, and a protect layer formed on the electronic paper display layer. An electronic paper fabricating method using the same is also disclosed.

Claims (57)

1. An electronic paper structure, comprising:

a hard substrate;

a flexible substrate;

at least one magnetic device for fastening the flexible substrate on the hard substrate temporally;

a drive substrate formed on the flexible substrate;

an electronic paper display layer formed on the drive substrate; and

a protect layer formed on the electronic paper display layer, wherein the least one of magnetic device comprises a first magnetic material layer and a second magnetic material layer disposed on opposite side of the hard substrate, wherein the second magnetic material layer is combined with the flexible substrate, wherein the hard substrate is sandwiched between the first magnetic material layer and the second magnetic material layer.

2. An electronic paper structure, comprising,

hard substrate;

a flexible substrate;

at least one magnetic device for fastening the flexible substrate on the hard substrate temporally;

a drive substrate formed on the flexible substrate;

an electronic paper display layer formed on the drive substrate; and

a protect layer formed on the electronic paper display layer, wherein the least one of magnetic device comprises a first magnetic material layer and a second magnetic material layer disposed on a side of the hard substrate, wherein the second magnetic material layer is combined with the flexible substrate, wherein the first magnetic material layer is sandwiched between the hard substrate and the second magnetic material layer.

3. An electronic paper structure, comprising:

a hard substrate;

a flexible substrate;

at least one magnetic device for fastening the flexible substrate on the hard substrate temporally;

a drive substrate formed on the flexible substrate;

an electronic paper display layer formed on the drive substrate; and

a protect layer formed on the electronic paper display layer, wherein the hard substrate is a magnetic substrate, and the least one magnetic device is a magnetic material layer disposed on the flexible substrate.

4. An electronic paper structure, comprising:

a hard substrate;

a flexible substrate;

at least one magnetic device for fastening the flexible substrate on the hard substrate temporally;

a drive substrate formed on the flexible substrate;

an electronic paper display layer formed on the drive substrate; and

a protect layer formed on the electronic paper display layer, wherein the hard substrate is a magnetic substrate, and the least one magnetic devices is at least one magnetic fastener, wherein the flexible substrate is fastened between the magnetic fastener and the magnetic substrate.

5. A method for fabricating an electronic paper, comprising:

using a magnetic device for fastening a flexible substrate on a hard substrate temporally;

forming a drive substrate on the flexible substrate;

forming an electronic paper display layer on the drive substrate;

forming a protect layer on the electronic paper display layer; and

separating the hard substrate and the flexible substrate, wherein the step of using a magnetic device for fastening a flexible substrate on a hard substrate temporally comprises:

providing a magnetic attractive force between the hard substrate and the flexible substrate, wherein the step of providing a magnetic attractive force between the hard substrate and the flexible substrate comprises:

magnetizing a first magnetic material layer on the hard substrate and a second magnetic material layer on the flexible substrate.

6. The method for fabricating an electronic paper of claim 5 , wherein the step of separating the hard substrate and the flexible substrate comprises:

demagnetizing the first magnetic material layer and the second magnetic material layer.

7. A method for fabricating an electronic paper, comprising:

using a magnetic device for fastening a flexible substrate on a hard substrate temporally;

forming a drive substrate on the flexible substrate;

forming an electronic paper display layer on the drive substrate;

forming a protect layer on the electronic paper display layer; and

separating the hard substrate and the flexible substrate, wherein the step of using a magnetic device for fastening a flexible substrate on a hard substrate temporally comprises:

providing a magnetic attractive force between the hard substrate and the flexible substrate, wherein the hard substrate is a magnetic substrate, and the step of providing a magnetic attractive force between the hard substrate and the flexible substrate comprises:

magnetizing the magnetic substrate and a magnetic material layer on the flexible substrate.

8. The method for fabricating an electronic paper of claim 7 , wherein the step of separating the hard substrate and the flexible substrate comprises:

demagnetizing the magnetic substrate and the second magnetic material layer.

9. A method for fabricating an electronic paper, comprising:

using a magnetic device for fastening a flexible substrate on a hard substrate temporally;

forming a drive substrate on the flexible substrate;

forming an electronic paper display layer on the drive substrate;

forming a protect layer on the electronic paper display layer; and

separating the hard substrate and the flexible substrate, wherein the hard substrate is a magnetic substrate, and the magnetic device is a magnetic fastener, and the step of using a magnetic device for fastening a flexible substrate on a hard substrate temporally comprises:

placing the flexible substrate between the magnetic substrate and the magnetic fastener.

10. The method for fabricating an electronic paper of claim 9 , wherein the step of separating the hard substrate and the flexible substrate comprises:

removing the magnetic fastener from the flexible substrate.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 4, 2026
From: E INK HOLDINGS INC.
To: TRANSCEND OPTRONICS (YANGZHOU) CO., LTD
Reel/Frame 073680/0182 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 6, 2011
From: HUANG, SUNG-HUI; HUANG, CHUAN-I; LIN, CHIN-WEN; SHINN, TED-HONG
To: E INK HOLDINGS INC.
Reel/Frame 025906/0756 →
Priority Claims (1)
TW 99132362 A · Sep 24, 2010 · national
Continuity (1)
Related Publication 20120075689A1 · Mar 29, 2012