Center point stereo field expander for amplified musical...
Centralizing of a spatially expanded stereophonic audio image
Channel audio signal encoding method
Cinema audio processing system
Circuit and method for communicating digital audio information
Circuit and method for controlling an audio system
Circuit and program for processing multichannel audio...
Circuit arrangement for deriving a quality signal dependent on t
Circuit arrangement for deriving a signal indicating noise in a
Circuit arrangement for deriving signals for masking audio signa
Circuit arrangement for gaining a stereo subcarrier and an...
Circuit arrangement for receiving two modulating signals, more s
Circuit arrangement for the recognition of adjacent channel inte
Circuit for automatically recognizing and receiving mono and ste
Circuit for controlling operator indicators in an AM stereo rece
Circuit for controlling separation and high-cut operation of a s
Circuit for decoding a multiplex signal in a stereo receiver
Circuit for detecting the level of noise in FM signal for use in
Circuit for improving the stereo image separation of a stereo si
Circuit for mobile radio receivers