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US 5,400,410 AGranted
Signal separator
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsKenji Muraki, Kouji Watanabe, Nobuyuki Ogawa, Tatsuhiko Numoto
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AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsKenji Muraki, Kouji Watanabe, Nobuyuki Ogawa, Tatsuhiko Numoto
Estimating the term…
In an apparatus for reproducing media having a channel 1 including only accompanied signals and a channel 2 including accompanied signals and song signals, a song signal separator which includes a gain adjusting means for inputting signals of a channel 1, a subtracting means for subtracting the output signals of the gain adjusting means from the signals of a channel 2, and a control means for inputting control starting signals, signals of the channel 2 and the outputs of the subtracting means so as to control the gains of the gain adjusting means. A song signal separator which is capable of drawing out songs only even when the recording level of the accompaniments of the channel 1 is different from the recording level of the accompaniments of the channel 2.
A signal separator for separating model songs in a Karaoke apparatus using a media where accompaniments only are recorded as first signals on a channel 1, and accompaniments and model songs as second signals are recorded on a channel 2, comprising a gain adjusting means for inputting signals of the channel 1 including a first signal only, a subtracting means for subtracting the output signals of the gain adjusting means from the signals of the channel 2 including the first and second signals, and a control means for inputting signals of the channel 2, the outputs of the subtracting means, and a control starting signal so as to control the gain of the gain adjusting means.
Dependencies are inferred from the claim text.