Display module and method of manufacturing the same

Patent metadata

Field	Value
Publication number	US-2016344089-A1
Application number	US-201514977900-A
Country	US
Kind code	A1
Filing date	Dec 22, 2015
Priority date	May 22, 2015
Publication date	Nov 24, 2016
Grant date	—

Abstract

A display module configured to improve transmission and reception performance of an electronic device includes: a first panel; a second panel disposed to be opposite to the first panel; and an antenna layer disposed between the first panel and the second panel, and comprising a resin layer formed by an imprinting method, wherein the resin layer includes: an engraved pattern formed in one surface; and an ink layer formed with a conductive material filled in the engraved pattern.

First claim

What is claimed is:

1 . A display module comprising:
a first panel; a second panel; and an antenna layer disposed between the first panel and the second panel, and including a resin layer, wherein the resin layer includes:
at least one groove formed in a surface of the resin layer, and
a conductive ink filled in the at least one groove.

2 . The display module according to claim 1 , wherein the at least one groove forms a mesh pattern.

3 . The display module according to claim 2 , wherein the mesh pattern has a width of 1 μm to 10 μm, a depth of 1 μm to 18.5 μm, and a pattern interval of 50 μm to 250 μm.

4 . The display module according to claim 1 , wherein the antenna layer is transparent.

5 . The display module according to claim 1 , wherein the resin layer is formed by applying a resin on a substrate, pressing the applied resin to form the at least one groove, and applying the conductive ink in the at least one groove.

6 . The display module according to claim 5 , wherein the substrate includes at least one of the first panel, the second panel, and a separate substrate.

7 . The display module according to claim 1 , wherein
the conductive ink contains conductive particles, and a substantial portion of the conductive particles are at least one of a same size, a same shape, and a same material.

8 . The display module according to claim 1 , wherein
the conductive ink contains conductive particles, and a substantial portion of the conductive particles have at least one of different sizes and different shapes.

9 . The display module according to claim 1 , wherein the conductive ink contains conductive particles including at least one selected from a group including silver (Ag), copper (Cu), nickel (Ni), a silver (Ag)-lead (Pb) alloy, gold (Au), a gold (Au)-platinum (Pt) alloy, a copper (Cu)-Nickel (Ni) alloy, and tungsten (W).

10 . The display module according to claim 7 , wherein the conductive ink further contains blackened particles.

11 . The display module according to claim 10 , wherein the blackened particles have a lower specific gravity than the conductive particles.

12 . The display module according to claim 10 , wherein the blackened particles include at least one selected from a group including carbon black, graphite, carbon nanotube, polyacetylene, polypyrrole, polyaniline, and polythiophene.

13 . The display module according to claim 1 , wherein
the first panel includes at least one of a display panel, a touch panel, and a window cover, and the second panel includes at least one of a display panel, a touch panel, and a window cover.

14 . The display module according to claim 1 , wherein
the first panel includes a window cover and a window protection coating layer, and the antenna layer is disposed between the window protection coating layer and the window cover.

15 . The display module according to claim 1 , wherein
the first panel includes a display panel including a plurality of panels including a polarizing panel, and the antenna layer is disposed between the plurality of panels.

16 . The display module according to claim 1 , wherein the first panel includes a display panel including at least one of a Liquid Crystal Display (LCD), a reflective display, an E-ink display, a Passive Matrix Organic Light Emitting Diode (PM OLED) display, and an Active Matrix Organic Light Emitting Diode (AM OLED) display.

17 . A display module comprising:
a first panel; a second panel; and an antenna layer disposed between the first panel and the second panel, wherein the antenna layer includes a conductive ink containing conductive particles, and a substantial portion of the conductive particles are at least one of a same size, a same shape, and a same material.

18 . The display module according to claim 17 , wherein the conductive ink further includes a conductive material.

19 . The display module according to claim 18 , wherein the conductive material includes at least one selected from a group including silver (Ag), copper (Cu), nickel (Ni), a silver (Ag)-lead (Pb) alloy, gold (Au), a gold (Au)-platinum (Pt) alloy, a gold (Au)-lead (Pb) alloy, a copper (Cu)-Nickel (Ni) alloy, and tungsten (W).

20 . The display module according to claim 18 , wherein the conductive material further includes a blackened material.

21 . The display module according to claim 20 , wherein the blackened material has a lower specific gravity than the conductive material.

22 . The display module according to claim 20 , wherein the blackened material includes at least one selected from a group including carbon black, graphite, carbon nanotube, polyacetylene, polypyrrole, polyaniline, and polythiophene.

23 . The display module according to claim 17 , wherein
the first panel includes at least one of a window protection coating layer, a display panel, a touch panel, and a window cover, and the second panel includes at least one of window protection coating layer, a display panel, a touch panel, and a window cover.

24 . A display module comprising:
a first panel; a second panel; and an antenna layer disposed between the first panel and the second panel, wherein the antenna layer includes a blackened layer formed with a conductive material and a blackened material having a lower specific gravity than the conductive material.

25 . The display module according to claim 24 , wherein the blackened material includes at least one selected from a group including carbon black, graphite, carbon nanotube, polyacetylene, polypyrrole, polyaniline, and polythiophene.

26 . The display module according to claim 24 , wherein the conductive material has a same size, or different sizes and different shapes.

27 . The display module according to claim 24 , wherein the conductive material includes at least one selected from a group including silver (Ag), copper (Cu), nickel (Ni), a silver (Ag)-lead (Pb) alloy, gold (Au), a gold (Au)-platinum (Pt) alloy, a gold (Au)-lead (Pb) alloy, a copper (Cu)-Nickel (Ni) alloy, and tungsten (W).

28 . The display module according to claim 24 , wherein
the first panel includes at least one of a display panel, a touch panel, and a window cover, and the second panel includes at least one of a display panel, a touch panel, and a window cover.

29 . A display module comprising:
a first panel; a second panel; and an antenna layer disposed between the first panel and the second panel, and including a resin layer, wherein the resin layer includes: at least one groove forming a mesh pattern in one surface; and a blackened layer filled in the at least one groove and formed with a same kind of a conductive material and a blackened material having a lower specific gravity than the conductive material.

30 . The display module according to claim 30 , wherein
the first panel includes at least one selected from a group including a window protection coating layer, a window cover, a touch panel, and a display panel, and the second panel includes at least one selected from a group including a window protection coating layer, a window cover, a touch panel, and a display panel.

31 . A method of manufacturing a display module, the display module including a first panel and a second panel, the method comprising:
forming

Assignees

• Samsung Electronics Co Ltd

Inventors

• Baik Chul
• Lee Yong Uk
• Yoon Eung Yeoul
• Sohn Dong Hyun
• Kim Nak Hyun
• Park Byung Ha
• Choi Joon-Young
• Hong Won Bin

Classifications

• G04G21/04

  using radio waves (radio-controlled time-pieces G04R) · CPC title

• H01Q1/36

  Structural form of radiating elements, e.g. cone, spiral, umbrella; {Particular materials used therewith}(H01Q1/08, H01Q1/14 take precedence) · CPC title

• G06F1/1637

  Details related to the display arrangement, including those related to the mounting of the display in the housing · CPC title

• G04G21/08

  Touch switches specially adapted for time-pieces · CPC title

• G06F1/163

  Wearable computers, e.g. on a belt · CPC title