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Voice coding communication system and apparatus therefor

Pulse or digital communications – Bandwidth reduction or expansion – Pulse code modulation
Patent

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Voice communication apparatus using a voice operated transmitter

Pulse or digital communications – Repeaters – Testing
Patent

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Voice data RF image and/or video IC

Pulse or digital communications – Transceivers – Modems
Reexamination Certificate

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Voice data RF wireless network IC

Pulse or digital communications – Transceivers – Modems
Reexamination Certificate

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Voice encode/decode subsystem in a system for acquisition of tes

Pulse or digital communications – Pulse code modulation – Differential
Patent

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Voice encoding and voice decoding apparatus

Pulse or digital communications – Receivers – Interference or noise reduction
Patent

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Voice frequency communication apparatus

Pulse or digital communications – Repeaters – Testing
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Voice guard digital voter for multiple site PST RF trunking syst

Pulse or digital communications – Spread spectrum – Direct sequence
Patent

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Voice messaging system having user-selectable data compression m

Pulse or digital communications – Bandwidth reduction or expansion – Television or motion video signal
Patent

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Voice recording and playback mode using the G.726 half-rate...

Pulse or digital communications – Pulse code modulation – Differential
Reexamination Certificate

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Voice recording and playback mode using the G.726 half-rate...

Pulse or digital communications – Pulse code modulation – Differential
Reexamination Certificate

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Voice recording and reproducing apparatus having perpendicular c

Pulse or digital communications – Repeaters – Testing
Patent

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Voice signal transmission system using spectral parameter and vo

Pulse or digital communications – Pulse code modulation – Differential
Patent

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Voice transmitting apparatus and voice receiving apparatus using

Pulse or digital communications – Synchronizers – Synchronization failure prevention
Patent

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Voice, music, video and data transmission over direct current wi

Pulse or digital communications – Cable systems and components
Patent

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Voice-band signal processor

Pulse or digital communications – Repeaters – Testing
Patent

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Voice-channel frequency synchronization

Pulse or digital communications – Synchronizers – Phase displacement – slip or jitter correction
Reexamination Certificate

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Voiceband data set

Pulse or digital communications – Repeaters – Testing
Patent

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Voiceband data set

Pulse or digital communications – Repeaters – Testing
Patent

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Voltage controlled oscillator (VCO) suitable for use in...

Pulse or digital communications – Receivers – Angle modulation
Reexamination Certificate

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