RING SELECTOR AND RING CONTROLLER
Original Publication Date: 1998-Jun-01
Included in the Prior Art Database: 2002-Jul-08
At night or at any time when user does not want to be disturbed by ringing of cellular phone, tele- phone, or any similar device, there is a definite need to have a feature, or device that will distinguish desirable from undesirable calls and accordingly control ringing signal. If the ringer is switched off, or telephone disconnected, user could miss some very important, desirable, or urgent messages.