4. Amplifiers
  5. With semiconductor amplifying device
  6. Including differential amplifier

Kei Nishioka

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Amplifying circuit

Amplifiers – With semiconductor amplifying device – Including differential amplifier
Patent

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Audio amplifier circuit

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

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Method and apparatus for generating surround-sound data

Data processing: generic control systems or specific application – Specific application – apparatus or process – Digital audio data processing system
Reexamination Certificate

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Muting control circuit

Electrical audio signal processing systems and devices – Noise or distortion suppression – Interpolation
Patent

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Packaged semiconductor device

Active solid-state devices (e.g. – transistors – solid-state diode – Combined with electrical contact or lead – Chip mounted on chip
Reexamination Certificate

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Profile ID: LFUS-PAI-P-393494

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