FR1198643A - Systèmes de codage d'impulsions - Google Patents

Systèmes de codage d'impulsions

Info

Publication number
FR1198643A
FR1198643A FR1198643DA FR1198643A FR 1198643 A FR1198643 A FR 1198643A FR 1198643D A FR1198643D A FR 1198643DA FR 1198643 A FR1198643 A FR 1198643A
Authority
FR
France
Prior art keywords
coding systems
pulse coding
pulse
systems
coding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Inventor
Tisso Starr Kenneth Wil Arthur
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Priority claimed from GB3393258A external-priority patent/GB857736A/en
Application granted granted Critical
Publication of FR1198643A publication Critical patent/FR1198643A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4906—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/80—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using non-linear magnetic devices; using non-linear dielectric devices
    • H03K17/82—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using non-linear magnetic devices; using non-linear dielectric devices the devices being transfluxors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/76—Pulse counters comprising counting chains; Frequency dividers comprising counting chains using magnetic cores or ferro-electric capacitors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/45—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of non-linear magnetic or dielectric devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/34—Analogue value compared with reference values
    • H03M1/36—Analogue value compared with reference values simultaneously only, i.e. parallel type
    • H03M1/361—Analogue value compared with reference values simultaneously only, i.e. parallel type having a separate comparator and reference value for each quantisation level, i.e. full flash converter type
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M5/00—Conversion of the form of the representation of individual digits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/14—Conversion to or from non-weighted codes
    • H03M7/16—Conversion to or from unit-distance codes, e.g. Gray code, reflected binary code
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M9/00—Parallel/series conversion or vice versa
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/042—Special circuits, e.g. comparators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/044—Sample and hold circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/046—Systems or methods for reducing noise or bandwidth
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/046—Systems or methods for reducing noise or bandwidth
    • H04B14/048—Non linear compression or expansion
FR1198643D 1958-10-23 1958-01-30 Systèmes de codage d'impulsions Expired FR1198643A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3393258A GB857736A (en) 1958-11-14 1958-10-23 Improvements in or relating to magnetic trigger devices
GB3670558A GB840023A (en) 1958-11-14 1958-11-14 Improvements in or relating to magnetic information storage devices

Publications (1)

Publication Number Publication Date
FR1198643A true FR1198643A (fr) 1959-12-08

Family

ID=32472200

Family Applications (2)

Application Number Title Priority Date Filing Date
FR78798D Expired FR78798E (fr) 1958-10-23
FR1198643D Expired FR1198643A (fr) 1958-10-23 1958-01-30 Systèmes de codage d'impulsions

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR78798D Expired FR78798E (fr) 1958-10-23

Country Status (6)

Country Link
US (2) US3053993A (fr)
CH (2) CH386484A (fr)
DE (3) DE1164472B (fr)
FR (2) FR1198643A (fr)
GB (3) GB834624A (fr)
NL (1) NL246422A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1287635B (fr) * 1959-10-30 1969-01-23
US3183363A (en) * 1962-02-26 1965-05-11 Kenneth E Batcher Logic mechanization system
US3230407A (en) * 1962-08-01 1966-01-18 Anelex Corp Electromagnetic transducers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE906519C (de) * 1950-01-14 1954-03-15 Little Inc A Schaltungsanordnung zum Anzeigen oder Registrieren von Augenblickswerten
US2937285A (en) * 1953-03-31 1960-05-17 Research Corp Saturable switch
US2696347A (en) * 1953-06-19 1954-12-07 Rca Corp Magnetic switching circuit
US2801344A (en) * 1954-11-29 1957-07-30 Underwood Corp Magnetic gating circuit
US2768367A (en) * 1954-12-30 1956-10-23 Rca Corp Magnetic memory and magnetic switch systems
US2805408A (en) * 1955-04-28 1957-09-03 Librascope Inc Magnetic permanent storage
DE1017702B (de) * 1955-09-29 1957-10-17 Siemens Ag Anordnung zum Messen von elektrischen Stroemen in ganzen Einheiten

Also Published As

Publication number Publication date
US3053993A (en) 1962-09-11
CH386484A (de) 1965-01-15
DE1113241B (de) 1961-08-31
GB873944A (en) 1961-08-02
DE1142906B (de) 1963-01-31
FR78798E (fr) 1963-01-02
DE1164472B (de) 1964-03-05
GB857506A (en) 1960-12-29
GB834624A (en) 1960-05-11
NL246422A (fr) 1964-02-10
US3045216A (en) 1962-07-17
CH386483A (de) 1965-01-15

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