Patent ID: 6392716
Filing Date: 2002-05-21
Classification: H04N

Abstract:
A television receiver comprising: a tuner for receiving a television signal; memory means in which tuning data is stored in advance for each position; an operating portion for a user to select a desired selected channel; controlling means for supplying tuning voltage to said tuner on the basis of the tuning data stored at a position in said memory means corresponding to the desired channel when that position is selected by said operating portion; tuning-point detecting means for detecting a tuning point on the basis of an output of said tuner; display means for converting the output of said tuner to a video signal and displaying the same; and a power supply circuit for supplying electric power from a commercial power source to various circuits,wherein said controlling means detects whether or not the tuning data is not stored in all the positions of said memory means, and upon detecting that the power of said power supply circuit is turned on, said controlling means automatically causes presetting to be effected for each position of said memory on the basis of an output of said tuning-point detecting means.