US2755459A
(en)
*
|
1952-03-29 |
1956-07-17 |
Bell Telephone Labor Inc |
Code translator
|
US2898040A
(en)
*
|
1952-09-26 |
1959-08-04 |
Digital Control Systems Inc |
Computer and indicator system
|
US2912684A
(en)
*
|
1953-01-23 |
1959-11-10 |
Digital Control Systems Inc |
Single channel transmission system
|
US2900135A
(en)
*
|
1953-06-18 |
1959-08-18 |
Bendix Aviat Corp |
Digital differential analyzers
|
US3027078A
(en)
*
|
1953-10-28 |
1962-03-27 |
Digital Control Systems Inc |
Electronic digital differential analyzer
|
US2865018A
(en)
*
|
1954-06-25 |
1958-12-16 |
Raytheon Mfg Co |
Intelligence transmission
|
US2878313A
(en)
*
|
1954-07-01 |
1959-03-17 |
Rca Corp |
System for translating coded message to printed record
|
US2937371A
(en)
*
|
1955-07-26 |
1960-05-17 |
Curtiss Wright Corp |
Information transfer system
|
US2983913A
(en)
*
|
1956-12-03 |
1961-05-09 |
Hughes Aircraft Co |
Code translator
|
US3023961A
(en)
*
|
1957-05-23 |
1962-03-06 |
Thompson Ramo Wooldridge Inc |
Apparatus for performing high speed division
|
US2941073A
(en)
*
|
1957-09-23 |
1960-06-14 |
Gen Dynamics Corp |
High-speed flip-flop circuit arrangement
|
US3150352A
(en)
*
|
1957-10-25 |
1964-09-22 |
Industrial Nucleonics Corp |
Time synchronization of random electrical signals
|
NL245607A
(nl)
*
|
1959-01-19 |
|
|
|
US3057957A
(en)
*
|
1959-06-03 |
1962-10-09 |
Bell Telephone Labor Inc |
Apparatus for measuring data signal impairment
|
NL252213A
(nl)
*
|
1959-06-15 |
1900-01-01 |
|
|
US3078416A
(en)
*
|
1959-07-09 |
1963-02-19 |
Westinghouse Electric Corp |
Generator for producing a signal having a symbolic waveform
|
US3214749A
(en)
*
|
1959-11-23 |
1965-10-26 |
Bell Telephone Labor Inc |
Three-level binary code transmission
|
NL258968A
(nl)
*
|
1959-12-11 |
|
|
|
US3281791A
(en)
*
|
1960-03-07 |
1966-10-25 |
Sargrove Electronics Ltd |
Electronic remote indicating and/or controlling apparatus
|
US3048819A
(en)
*
|
1960-12-05 |
1962-08-07 |
Bell Telephone Labor Inc |
Detection and measurement of errors in pulse code trains
|
NL272025A
(nl)
*
|
1960-12-19 |
|
|
|
US3061814A
(en)
*
|
1960-12-29 |
1962-10-30 |
Bell Telephone Labor Inc |
Error detection in pseudo-ternary pulse trains
|
US3233236A
(en)
*
|
1961-06-28 |
1966-02-01 |
Lear Siegler Inc |
System for bandwidth compression of binary signals
|
US3162724A
(en)
*
|
1961-07-03 |
1964-12-22 |
Otmar E Ringelhaan |
System for transmission of binary information at twice the normal rate
|
US3126537A
(en)
*
|
1961-12-29 |
1964-03-24 |
|
trampel |
BE631946A
(nl)
*
|
1962-05-07 |
|
|
|
US3149323A
(en)
*
|
1962-07-25 |
1964-09-15 |
Bell Telephone Labor Inc |
Three-level binary code transmission
|
US3139615A
(en)
*
|
1962-07-25 |
1964-06-30 |
Bell Telephone Labor Inc |
Three-level binary code transmission
|
US3154777A
(en)
*
|
1962-07-25 |
1964-10-27 |
Bell Telephone Labor Inc |
Three-level binary code transmission
|
US3349328A
(en)
*
|
1963-12-30 |
1967-10-24 |
Ultronic Systems Corp |
Digital communication system using half-cycle signals at bit transistions
|
US3302193A
(en)
*
|
1964-01-02 |
1967-01-31 |
Bell Telephone Labor Inc |
Pulse transmission system
|
US3319078A
(en)
*
|
1964-03-30 |
1967-05-09 |
Sylvania Electric Prod |
Pulse burst generator employing plural locked pair tunnel diode networks and delay means
|
US3369229A
(en)
*
|
1964-12-14 |
1968-02-13 |
Bell Telephone Labor Inc |
Multilevel pulse transmission system
|
US3518662A
(en)
*
|
1965-09-27 |
1970-06-30 |
Kokusai Denshin Denwa Co Ltd |
Digital transmission system using a multilevel pulse signal
|
US3876944A
(en)
*
|
1967-07-27 |
1975-04-08 |
Xerox Corp |
Dibinary encoding technique
|
US4103234A
(en)
*
|
1967-11-24 |
1978-07-25 |
General Dynamics Corp. |
System for transmission storage and/or multiplexing of information
|
GB1156279A
(en)
*
|
1967-12-20 |
1969-06-25 |
Standard Telephones Cables Ltd |
Data Transmission Terminal
|
US3628000A
(en)
*
|
1968-04-18 |
1971-12-14 |
Ibm |
Data handling devices for radix {37 n{30 2{38 {0 operation
|
CH491559A
(de)
*
|
1968-11-15 |
1970-05-31 |
Hasler Ag |
Anlage zur Übertragung einer synchronen, binären Impulsfolge
|
US3647964A
(en)
*
|
1970-02-24 |
1972-03-07 |
Ibm |
Run-length-limited coding for modified raised-cosine equalization channel
|
GB1353017A
(en)
*
|
1970-04-21 |
1974-05-15 |
Xerox Corp |
Data-transmission systems
|
US3753113A
(en)
*
|
1970-06-20 |
1973-08-14 |
Nippon Electric Co |
Multilevel code signal transmission system
|
US3688036A
(en)
*
|
1970-06-30 |
1972-08-29 |
George F Bland |
Binary data transmission system and clocking means therefor
|
US3654492A
(en)
*
|
1970-08-24 |
1972-04-04 |
Itt |
Code communication frame synchronization system
|
SE349438B
(nl)
*
|
1971-01-26 |
1972-09-25 |
Ericsson Telefon Ab L M |
|
US3766316A
(en)
*
|
1972-05-03 |
1973-10-16 |
Us Navy |
Frame synchronization detector
|
US3927401A
(en)
*
|
1972-11-24 |
1975-12-16 |
Gen Motors Corp |
Method and apparatus for coding and decoding digital data
|
JPS557988B2
(nl)
*
|
1973-10-01 |
1980-02-29 |
|
|
US4020282A
(en)
*
|
1974-01-14 |
1977-04-26 |
General Dynamics Corporation |
High density data processing system
|
US3921210A
(en)
*
|
1974-01-14 |
1975-11-18 |
Gen Dynamics Corp |
High density data processing system
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US3920898A
(en)
*
|
1974-05-30 |
1975-11-18 |
Xerox Corp |
Non-synchronous duobinary encoding
|
US4121118A
(en)
*
|
1976-07-07 |
1978-10-17 |
Ohkura Electric Co., Ltd. |
Bipolar signal generating apparatus
|
JPS5451343A
(en)
*
|
1977-09-30 |
1979-04-23 |
Hitachi Ltd |
Code converter
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US4330799A
(en)
*
|
1978-03-20 |
1982-05-18 |
Sperry Corporation |
Interleaved dipulse sequence generating apparatus for data transmission or recording channels
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US4290143A
(en)
*
|
1979-04-19 |
1981-09-15 |
Cincinnati Electronics Corporation |
Transmission method and apparatus wherein binary data bits are converted into barker words and vice versa
|
US4255742A
(en)
*
|
1979-06-07 |
1981-03-10 |
Ford Motor Company |
Data communication code
|
US4253185A
(en)
*
|
1979-07-13 |
1981-02-24 |
Bell Telephone Laboratories, Incorporated |
Method of transmitting binary information using 3 signals per time slot
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JPS57170652A
(en)
*
|
1981-04-15 |
1982-10-20 |
Nec Corp |
Transmitting system for burst signal
|
US4506252A
(en)
*
|
1981-05-05 |
1985-03-19 |
Sperry Corporation |
Ternary data encoding system
|
US4352095A
(en)
*
|
1981-06-25 |
1982-09-28 |
The United States Of America As Represented By The Secretary Of The Navy |
A/D Dynamic range enhancing technique
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US4651329A
(en)
*
|
1981-09-23 |
1987-03-17 |
Honeywell Information Systems Inc. |
Digital decode logic for converting successive binary zero pulses having opposite polarity to a stream of data pulses
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US4542517A
(en)
*
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1981-09-23 |
1985-09-17 |
Honeywell Information Systems Inc. |
Digital serial interface with encode logic for transmission
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US4598268A
(en)
*
|
1983-06-22 |
1986-07-01 |
Gte Automatic Electric Inc. |
Digital span conversion circuit
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GB2147477B
(en)
*
|
1983-09-28 |
1987-07-08 |
Philips Electronic Associated |
Data transmitter data receiver and data transmission system
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CA1241120A
(en)
*
|
1985-10-01 |
1988-08-23 |
Sami A. Aly |
Alternate mark inversion (ami) receiver
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US4860309A
(en)
*
|
1986-09-17 |
1989-08-22 |
Costello John F |
Trinary bus communication system
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US5160929A
(en)
*
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1991-04-04 |
1992-11-03 |
Costello John F |
System for parallel communication of binary data via trinary transmission lines
|