Global Patent Index - EP 1000382 A1

EP 1000382 A1 20000517 - 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 20000517 (EN)

Application

EP 99922623 A 19990601

Priority

  • JP 9902916 W 19990601
  • JP 15182998 A 19980602
  • JP 33856698 A 19981130

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

G02F 1/1335

IPC 8 full level

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

CPC (source: EP KR)

G02F 1/13338 (2013.01 - EP); G02F 1/1335 (2013.01 - KR); G06F 3/045 (2013.01 - EP); H01H 13/702 (2013.01 - EP); G02F 1/133616 (2021.01 - EP); H01H 2209/038 (2013.01 - EP); H01H 2209/082 (2013.01 - EP); H01H 2219/012 (2013.01 - EP); H01H 2219/044 (2013.01 - EP); H01H 2219/056 (2013.01 - EP); H01H 2219/062 (2013.01 - EP)

Citation (search report)

See references of WO 9963394A1

Designated contracting state (EPC)

DE FI FR GB IT NL SE

DOCDB simple family (publication)

WO 9963394 A1 19991209; CN 1272922 A 20001108; EP 1000382 A1 20000517; KR 100398755 B1 20030919; KR 20010022536 A 20010315; MY 130221 A 20070629; TW 412646 B 20001121

DOCDB simple family (application)

JP 9902916 W 19990601; CN 99800884 A 19990601; EP 99922623 A 19990601; KR 20007001126 A 20000201; MY PI9902161 A 19990601; TW 88109068 A 19990601