Electronic equipment operating in multiple modes and control met

Electronic watch for sports apparatus

Entertainment micro system

Function selecting method and system for an audio/video recordin

Function setting method for audio system

Holographic lithography

In line switchable audio enhancement device for CD adapter

Information apparatus capable of selectively recording audio sig

Information providing and collecting apparatus and recording...

Information reproducing apparatus, information reproducing...

Information reproducing system including a master and a...

Information-signal recording apparatus and recording mode inquir

Integrated mixing system for synchronizing video and audio signa

Karaoke machine including playback reservation system

Key control method and control device for a cassette tape record

Loudspeaker and audio reproduction apparatus

Magnetic reproducing apparatus capable of receiving radio broadc

Magnetic reproducing apparatus capable of receiving radio broadc

Method and apparatus for re-recording multi-track sound recordin

Method and apparatus for storing and presenting visual and audib