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Braun William V, Bruckert Eugene J: Digital sequence detector using multiple samples during each digit time period. Motorola, Rauner Vincent J, Dickler Marshall N, April 2, 1974: US3801956 (42 worldwide citation)

An asynchronous detector for detecting a binary word within a train of signals, wherein the train of signals and the binary word each contain bits, and each bit has a predetermined period. The detector includes a clock which develops a number of clock pulses within the time inverval of a bit period. ...


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Braun William V, Bruckert Eugene J, Giacomino Gerald L, Partipilo Phillip: Asynchronous internally clocked sequential digital word detector. Motorola, Parsons Eugene A, Rauner Vincent J, December 17, 1974: US3855576 (29 worldwide citation)

A detector for detecting predetermined digital words within a train of signals wherein the digits in the words each have a predetermined time period. The detector continuously samples the train of signals coupled thereto. Samplings are taken a number of times during the interval of a digit time peri ...


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Braun William V, Handy Edward F: Method and apparatus for improving the accuracy of a vehicle location system. Motorola, Parsons Eugene A, Gillman James W, May 27, 1975: US3886554 (25 worldwide citation)

Method and apparatus for improving the accuracy of a vehicle location system, particularly of a phase ranging type, by reducing the effects of multipath propagation through the use of a variable pattern antenna for the vehicle transmitter. Separate range measurements are made using each antenna patt ...


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Braun William V, Leitich Albert J: Digital privacy system. Motorola, February 1, 1972: US3639690 (14 worldwide citation)

A digital voice-privacy system uses a delta modulator to convert voice information to digital data which then is encoded by combining the output of the delta modulator with a digital signal derived from selected stages or a shift register and a programmable code memory with the resultant data train ...


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Braun William V: Radio system employing simultaneously triggered pulse repeaters. Motorola, Parsons Eugene A, Reuner Vincent J, July 23, 1974: US3825829 (7 worldwide citation)

An asynchronous radio repeater system for providing radio coverage within a large building or the like employs a plurality of pulse repeaters distributed over the communications area. Each repeater receives oscillation pulses from a portable pulse transmitter or from another repeater and transmits p ...


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Braun William V, Brown Daniel P, Leitich Albert J: Selective calling squelch circuit for receiving systems. Motorola, September 11, 1973: US3758860 (5 worldwide citation)

A receiver, decoder and switch connected to an (audio) output stage with a first band pass filter connected to the decoder and supplying a signal to an OR gate only when a message is properly decoded by the decoder and a second band pass filter connected to the decoder and supplying a signal to the ...


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Shanley Charles W, Braun William V: Emetteur-recepteur simplex utilisant un element piezoelectrique commun pour lemission et la reception, Simplex transceiver employing a common piezoelectric element for transmitting and receiving. Motorola, GOWLING LAFLEUR HENDERSON, March 18, 1986: CA1202082

Abstract of the Disclosure A radio frequency transceiver is provided inwhich the crystal resonator and monolithic crystalfilter devices therein all operate at or near theoperating frequency of the transceiver, and whichemploys a single piezoelectric element to achieve thefunctions of receiver signal ...


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Nelson Leonard E, Schwendeman Robert J, Deluca Michael J, Willard David F, Sandvos Jerry Lee Albert, Braun William V: Time division multiplexed selective call signalling system. Motorola, INGRASSIA Vincent B, July 11, 1991: WO/1991/010331

A signalling protocol (70) comprising a plurality of interleaved phases (90a, 90b, 90c and 90d) is transmitted at one of a plurality of baud rates, the plurality of baud rates being multiples of a base baud rate. The signalling protocol (70) allows a selective call receiver (FIG. 5) to decode at an ...


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