作者: Takashi Otani , Yoji Ishikawa
DOI:
关键词: Selection (relational algebra) 、 Television channel 、 Telecommunications 、 Communication channel 、 Engineering
摘要: A television channel selection apparatus for use with a receiver having number of available channels. The includes pushbutton pad first and group second pushbuttons. list is displayed on the when depressed. numbers listed in relation to respective One pushbuttons selectively depressed specify corresponding thus select channel.