The present invention provides a liquid crystal display capable of detecting external light by an optical sensor without providing a window in front of a product. A top face of a liquid crystal display panel (18) corresponds to a display surface. A light-guiding plate (19) is disposed on a rear face...http://www.google.fr/patents/US20040095402?utm_source=gb-gplus-shareBrevet US20040095402 - Liquid crystal display
Numéro de demande: 10/418,286 Numéro de publication: US 2004/0095402 A1 Date de dépôt: 18 avr. 2003 Brevet délivré: US7468721 ( Date de délivrance 23 déc. 2008)
