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Combined television and sound system
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Pulse time modulated multiplex system
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Doppler frequency spread correction device for multiplex transmissions
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Device for recovering a frequency showing phase jitter
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Electrical pulse secrecy communication system
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(https=)
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Television and pulse modulated sound system
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Cipher system for pulse code modulation communication system
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Radio receiver
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Selective transmission system
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Verfahren und Schaltungsanordnung zur Nachrichtenübertragung zwischen einer Basisstation und wenigstens einer Außenstation
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Pulse communication system
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Arrangement for the transmission of intelligence
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Pulse signalling system
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System zur drahtlosen UEbertragung stereophonischer Signale
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Immunity to channel distortions of mac signal
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Signalling system for telecommunication systems using pulse modulation
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Television transmission channel sharing system
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Modulation and demodulation apparatus using reference time functions
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(de)
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Verfahren zur drahtlosen uebertragung von nachrichten
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Reduction of noise in pulse position modulation systems
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