4. Electrical audio signal processing systems and devices
  5. Including amplitude or volume control
  6. Automatic

Seong-Ryeol Kim

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Exponential function generator embodied by using a CMOS...

Amplifiers – With semiconductor amplifying device – Including differential amplifier
Reexamination Certificate

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Linear gain control amplifier

Amplifiers – With control of power supply or bias voltage – With control of input electrode or gain control electrode bias
Reexamination Certificate

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Signal compressing circuit

Electrical audio signal processing systems and devices – Including amplitude or volume control – Automatic
Utility Patent

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Profile ID: LFUS-PAI-P-2037732

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