LandOfFree - US Patents - Listing for Electrical audio signal processing systems and devices,Binaural and stereophonic,Broadcast or multiplex stereo

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FM Stereophonic system incorporating companding of difference si

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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FM-broadcasting system with transmitter identification by binary

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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FM-Receiver having multipath reception detector and noise pulse

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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FM-receiver including a frequency-locked loop

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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FM-stereo receiver

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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FM/FMX stereophonic receiver

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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FM/FMX stereophonic receiver

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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FMX identification signal detection apparatus

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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FMX stereophonic receiver

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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Frequency modulation broadcast transmitter synchronization metho

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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Frequency modulation multiplex demodulation device

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Reexamination Certificate

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Frequency modulation-type transmitting apparatus

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Reexamination Certificate

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Fully compatible AM stereophonic transmitting system

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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Global masking thresholding for use in perceptual coding

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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Held music history circuit

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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Independent channel modulation system for AM stereo

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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Independent sideband AM multiphonic system

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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Integrable circuit for identifying a pilot tone

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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Integrated short range RDS FM transmitter

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Reexamination Certificate

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Intergrated multisound signal demodulator circuit

Electrical audio signal processing systems and devices – Binaural and stereophonic – Broadcast or multiplex stereo

Patent

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