A remote control including a plurality of function indicators made of a semitransparent material that allow light to pass through, a light source, and a light pipe placed behind the function indicators, the structural combination allowing the remote control to be operated in a darkened room. The structural...http://www.google.fr/patents/US5977901?utm_source=gb-gplus-shareBrevet US5977901 - Remote control unit with backlit function indicator
Remote control unit with backlit function indicator