Title :
Audio Noise Reduction IC with New Signal Processing
Author :
Katakura, Masayuki ; Ohkouchi, Motomi ; Ishida, Masaomi ; Tenma, Takumi ; Abe, Koji
Author_Institution :
Audio Division
Abstract :
An audio noise reduction IC which includes all the necessary functions of the Dolby B and C type noise reduction systems has been developed by applying new signal processing. The new signal processing has made the circuit configuration simple and the application versatile with improving tne performance.
Keywords :
Decoding; Feedback circuits; Filters; Integrated circuit noise; Noise reduction; Operational amplifiers; Signal processing; Signal synthesis; Switching circuits; Transfer functions;
Journal_Title :
Consumer Electronics, IEEE Transactions on
DOI :
10.1109/TCE.1983.356313
