Global Patent Index - EP 1000382 A1

EP 1000382 A1 2000-05-17 - TOUCH SCREEN WITH FRONT LIGHTING

Title (en)

TOUCH SCREEN WITH FRONT LIGHTING

Title (de)

BERÜHRUNGSEMPFINDLICHER BILDSCHIRM MIT FRONT-BELEUCHTUNG

Title (fr)

ECRAN TACTILE A ECLAIRAGE FRONTAL

Publication

EP 1000382 A1 (EN)

Application

EP 99922623 A

Priority

  • JP 9902916 W
  • JP 15182998 A
  • JP 33856698 A

Abstract (en)

[origin: WO9963394A1] A reflecting type liquid crystal display (5), a front light unit (15) including a transparent 0.3-2.0 mm thick light guide plate (3) and a light source (4) set at an end face of the light guide plate, and a transparent touch panel (14) are sequentially layered on a reflecting plate (6).

IPC 1-7 (main, further and additional classification)

G02F 1/1335

IPC 8 full level (invention and additional information)

G02F 1/133 (2006.01); H01H 13/702 (2006.01); G02F 1/13357 (2006.01)

CPC (invention and additional information)

G06F 3/045 (2013.01); G02F 1/13338 (2013.01); H01H 13/702 (2013.01); G02F 2001/133616 (2013.01); H01H 2209/038 (2013.01); H01H 2209/082 (2013.01); H01H 2219/012 (2013.01); H01H 2219/044 (2013.01); H01H 2219/056 (2013.01); H01H 2219/062 (2013.01)

Citation (search report)

See references of WO 9963394A1

Designated contracting state (EPC)

DE FI FR GB IT NL SE

EPO simple patent family

WO 9963394 A1 19991209; CN 1272922 A 20001108; EP 1000382 A1 20000517; KR 100398755 B1 20030919; MY 130221 A 20070629; TW 412646 B 20001121

INPADOC legal status


2007-10-17 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20070210

2006-11-02 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20060929

2000-07-12 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000519

2000-05-17 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): DE FI FR GB IT NL SE