FR49159E - Perfectionnements aux systèmes de signalisation - Google Patents

Perfectionnements aux systèmes de signalisation

Info

Publication number
FR49159E
FR49159E FR49159DA FR49159E FR 49159 E FR49159 E FR 49159E FR 49159D A FR49159D A FR 49159DA FR 49159 E FR49159 E FR 49159E
Authority
FR
France
Prior art keywords
signaling systems
signaling
systems
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)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR49159E publication Critical patent/FR49159E/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0803—Making tubes with welded or soldered seams the tubes having a special shape, e.g. polygonal tubes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B7/00—Generation of oscillations using active element having a negative resistance between two of its electrodes
    • H03B7/02—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance
    • H03B7/10—Generation of oscillations using active element having a negative resistance between two of its electrodes with frequency-determining element comprising lumped inductance and capacitance active element being gas-discharge or arc-discharge tube
    • 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
    • H03K3/53—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback
    • H03K3/55—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback the switching device being a gas-filled tube having a control electrode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/08—Duration or width modulation ; Duty cycle modulation
    • 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
    • H04B14/026—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse time characteristics modulation, e.g. width, position, interval
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
FR49159D 1937-06-18 1937-07-05 Perfectionnements aux systèmes de signalisation Expired FR49159E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR941493X 1937-06-18

Publications (1)

Publication Number Publication Date
FR49159E true FR49159E (fr) 1938-11-28

Family

ID=9469708

Family Applications (2)

Application Number Title Priority Date Filing Date
FR833929D Expired FR833929A (fr) 1937-06-18 1937-06-18 Perfectionnements aux systèmes de signalisation
FR49159D Expired FR49159E (fr) 1937-06-18 1937-07-05 Perfectionnements aux systèmes de signalisation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR833929D Expired FR833929A (fr) 1937-06-18 1937-06-18 Perfectionnements aux systèmes de signalisation

Country Status (7)

Country Link
US (1) US2266401A (fr)
BE (1) BE428656A (fr)
CH (1) CH234677A (fr)
DE (1) DE941493C (fr)
FR (2) FR833929A (fr)
GB (1) GB511222A (fr)
NL (1) NL88393C (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2444429A (en) * 1940-05-15 1948-07-06 Claud E Cleeton Pulse type telegraph transmitter and receiver
US2591677A (en) * 1940-10-11 1952-04-08 Claud E Cleeton Pulse group system of communications
DE912711C (de) * 1941-12-13 1954-06-03 Philips Nv System zum UEbertragen von Telephoniesignalen mittels durch Impulse von gleichbleibender Dauer modulierter Traegerwellenschwingungen
DE938554C (de) * 1945-10-30 1956-02-02 Int Standard Electric Corp Mehrkanalnachrichtenanlage fuer die UEbertragung zeitmodulierter Signalimpulse
DE971422C (de) * 1937-11-19 1959-01-29 Int Standard Electric Corp Hochfrequenz-Nachrichtenuebertragungsanlage, bei der die Nachrichten mittels zeitmodulierter Impulse uebertragen werden
DE971784C (de) * 1942-12-01 1959-03-26 Telefunken Gmbh Schaltungsanordnung fuer eine Empfangs- oder Zwischenstation bei der wechselzeitigen Mehrfachuebertragung mittels phasenmodulierter Impulse
DE973189C (de) * 1944-05-26 1959-12-17 Int Standard Electric Corp Anordnung zur Demodulation phasenmodulierter Impulse und ihre Anwendung bei Mehrkanalsystemen mit Zeitselektion
DE975984C (de) * 1942-04-14 1963-01-03 Telefunken Patent Schaltungsanordnung zur Demodulation von phasenmodulierten Impulsen

Families Citing this family (186)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2462134A (en) * 1949-02-22 Remote control arrangement
US2544741A (en) * 1938-10-27 1951-03-13 Arthur A Varela Means for expanding a received pulse radio signal
US2441963A (en) * 1940-02-03 1948-05-25 Int Standard Electric Corp Electric impulse signaling system
USRE23440E (en) * 1941-01-17 1951-12-18 Interference reducing radio
GB583511A (en) * 1941-09-26 1946-12-20 Standard Telephones Cables Ltd Improvements in or relating to arrangements for producing electric time modulated impulses
GB582324A (en) * 1941-11-24 1946-11-13 Standard Telephones Cables Ltd Improvements in or relating to time-modulated pulse communication systems
BE480687A (fr) * 1941-12-19
US2542700A (en) * 1942-02-20 1951-02-20 Rca Corp Pulse modulation system
BE476184A (fr) * 1942-03-13
US2467777A (en) * 1942-04-01 1949-04-19 Rca Corp Frequency measuring circuit
BE477650A (fr) * 1942-08-07
US2416305A (en) * 1942-09-18 1947-02-25 Standard Telephones Cables Ltd Radio receiver
US2502971A (en) * 1942-10-20 1950-04-04 Bell Telephone Labor Inc Carrier wave signal system
US2602883A (en) * 1942-11-17 1952-07-08 Koontz Clarence Edgar Early warning detector
US2662174A (en) * 1942-11-25 1953-12-08 Hartford Nat Bank & Trust Co Amplitude discriminating noise reducing means
US2418127A (en) * 1942-12-01 1947-04-01 Standard Telephones Cables Ltd Filter system
US2534535A (en) * 1942-12-07 1950-12-19 Rca Corp Secrecy system
GB581811A (en) * 1942-12-18 1946-10-25 Dennis Illingworth Lawson Pulse modulation signalling systems
US2483766A (en) * 1942-12-29 1949-10-04 Rca Corp Power converter system
NL75994C (fr) * 1943-01-07
US2476337A (en) * 1943-01-22 1949-07-19 Sperry Corp Secret radio communication
US2579497A (en) * 1943-02-15 1951-12-25 Sperry Corp Radio pulse system
US2480171A (en) * 1943-02-18 1949-08-30 Sperry Corp Pulse receiver system for improved target tracking
US2445618A (en) * 1943-04-01 1948-07-20 Westinghouse Electric Corp Modulation system
BE472934A (fr) * 1943-04-07
US2447233A (en) * 1943-04-07 1948-08-17 Standard Telephones Cables Ltd Pulse time modulation multiplex receiver
US2629867A (en) * 1943-04-17 1953-02-24 Allen H Schooley Range aperturing device
US2442770A (en) * 1943-04-20 1948-06-08 Sperry Corp Pulse generator
US2435579A (en) * 1943-05-10 1948-02-10 Oliver T Francis Voltage magnitude discriminator circuit
NL137189C (fr) * 1943-05-24
US2419570A (en) * 1943-05-24 1947-04-29 Standard Telephones Cables Ltd Receiver circuit
US2590306A (en) * 1943-05-29 1952-03-25 Rca Corp Combined television and sound system
US2492161A (en) * 1943-06-01 1949-12-27 Int Standard Electric Corp Means for generating time modulated electrical pulses
US2468097A (en) * 1943-06-09 1949-04-26 Moore La Vern Carl Radio altimeter calibration means
NL65661C (fr) * 1943-06-21
BE456800A (fr) * 1943-06-24
US2419568A (en) * 1943-07-16 1947-04-29 Standard Telephones Cables Ltd Transmission system
US2478919A (en) * 1943-07-17 1949-08-16 Rca Corp Pulse type multiplex communication system
US2478920A (en) * 1943-08-04 1949-08-16 Rca Corp Pulse system
US2857591A (en) * 1943-09-04 1958-10-21 Westinghouse Electric Corp Radio locators
US2434916A (en) * 1943-09-08 1948-01-27 Standard Telephones Cables Ltd Trigger operated carrier telegraph transmitter
GB604438A (en) * 1943-09-16 1948-07-05 Marconi Wireless Telegraph Co Pulse communication system
US2425314A (en) * 1943-09-16 1947-08-12 Rca Corp Pulse communication system
US2476997A (en) * 1943-10-13 1949-07-26 Robert H Noyes Pulse modulating system
US2444426A (en) * 1943-10-26 1948-07-06 Standard Telephones Cables Ltd Repeater control system
BE473180A (fr) * 1943-10-26
US2514677A (en) * 1943-10-27 1950-07-11 Bell Telephone Labor Inc Radio distance measuring system with alarm device
US2444445A (en) * 1943-11-10 1948-07-06 Sperry Corp Radio navigation system
US2468058A (en) * 1943-11-23 1949-04-26 Standard Telephones Cables Ltd Blocking system for multichannel operation
US2482549A (en) * 1943-12-03 1949-09-20 Robert T Killman Method of and apparatus for receiving radio signals
US2647994A (en) * 1943-12-04 1953-08-04 Us Navy Automatic frequency control in pulse transmission systems
US2428913A (en) * 1943-12-10 1947-10-14 Rca Corp Count selector
US2487522A (en) * 1943-12-23 1949-11-08 Candeland Harold Electrical signaling system
US2456818A (en) * 1943-12-27 1948-12-21 Ibm Electronic trigger circuit with pulse output attenuating means
US2444741A (en) * 1943-12-31 1948-07-06 Hazeltine Research Inc Wave-signal translating system
US2458633A (en) * 1944-01-05 1949-01-11 Rca Corp Pulse system
US2432204A (en) * 1944-01-05 1947-12-09 Rca Corp Pulse modulation system
US2468084A (en) * 1944-01-08 1949-04-26 Standard Telephones Cables Ltd Radio communicating system
US2444479A (en) * 1944-01-08 1948-07-06 Rca Corp Frequency-modulated pulse generator
US2468083A (en) * 1944-01-08 1949-04-26 Standard Telephones Cables Ltd Radio locating and communicating system
US2430139A (en) * 1944-01-08 1947-11-04 Rca Corp Pulse number modulation system
US2595876A (en) * 1944-02-02 1952-05-06 Gen Electric Radio pulse-echo locating equipment
US2425315A (en) * 1944-02-17 1947-08-12 Rca Corp Pulse communication system
US2448055A (en) * 1944-02-21 1948-08-31 Standard Telephones Cables Ltd Wobbled frequency carrier wave communication system
US2459798A (en) * 1944-03-03 1949-01-25 Standard Telephones Cables Ltd Signal translator blocking circuit
DE963789C (de) * 1944-03-20 1957-05-16 Patelhold Patentverwertung Verfahren und Einrichtung zur Impulszeitmodulation
US2428118A (en) * 1944-04-07 1947-09-30 Standard Telephones Cables Ltd Pulse multiplex system
US2474244A (en) * 1944-05-19 1949-06-28 Standard Telephones Cables Ltd Amplitude modulated time modulated pulse system
US2511863A (en) * 1944-04-15 1950-06-20 Error signal control system
US2438950A (en) * 1944-04-18 1948-04-06 Jr Carl Harrison Smith Pulse frequency modulation
US2509218A (en) * 1944-04-20 1950-05-30 Standard Telephones Cables Ltd Repeater link system
US2466229A (en) * 1944-04-21 1949-04-05 Stromberg Carlson Co Automatic gain control system
US2479954A (en) * 1944-04-29 1949-08-23 Philco Corp Pulse delay system
US2497965A (en) * 1944-05-16 1950-02-21 Rca Corp Electronic keying circuit with one negative and one positive voltage output
US2510139A (en) * 1944-05-18 1950-06-06 Rca Corp Radio control system
US2449819A (en) * 1944-05-29 1948-09-21 Rca Corp Multiplex radio communication
US3470323A (en) * 1944-06-30 1969-09-30 Bell Telephone Labor Inc Signaling system
US2534261A (en) * 1944-07-06 1950-12-19 John E Gorham Line pulse modulator
US2533285A (en) * 1944-07-06 1950-12-12 Sager Irving Line pulse modulator
US2429616A (en) * 1944-07-29 1947-10-28 Standard Telephones Cables Ltd Pulse width multichannel system
BE474952A (fr) * 1944-07-29
US2423466A (en) * 1944-08-01 1947-07-08 Bell Telephone Labor Inc Time division multiplex
US2443922A (en) * 1944-08-02 1948-06-22 Philco Corp Control circuit for relaxation oscillators
BE479412A (fr) * 1944-08-07
BE480311A (fr) * 1944-08-18
US2535061A (en) * 1944-08-19 1950-12-26 Standard Telephones Cables Ltd Electrical pulse width shaper and selector
US2462874A (en) * 1944-08-19 1949-03-01 Standard Telephones Cables Ltd Multichannel electrical pulse communication system
GB635473A (en) * 1944-09-01 1950-04-12 Standard Telephones Cables Ltd Improvements in multi-channel electrical communication systems utilising distributors
BE472941A (fr) * 1944-09-16 1900-01-01
US2561772A (en) * 1944-10-06 1951-07-24 Rca Corp System for distinguishing between pulses having different characteristics
US2515282A (en) * 1945-02-17 1950-07-18 Everard M Williams Portable interference transmitter
FR956765A (fr) * 1945-02-23 1950-02-07
US2591732A (en) * 1945-03-05 1952-04-08 Sheaffer Charles Radio apparatus
US2541986A (en) * 1945-03-15 1951-02-20 Claud E Cleeton Double pulse generator
BE478974A (fr) * 1945-03-15
US2609533A (en) * 1945-03-22 1952-09-02 Andrew B Jacobsen Electrical measuring system
US2538017A (en) * 1945-03-26 1951-01-16 Ernst H Krause Modulation-on-pulse control system
US2937272A (en) * 1945-03-28 1960-05-17 John B Atwood Pulse amplitude selective circuit
US2535062A (en) * 1945-04-28 1950-12-26 Andrew V Haeff Ultra high frequency signal generator
US2568718A (en) * 1945-04-28 1951-09-25 Torrence H Chambers Variable inductive coupling
US2937270A (en) * 1945-04-28 1960-05-17 Rca Corp Pulse receiver
US2696558A (en) * 1945-04-28 1954-12-07 Conrad H Hoeppner Pulse width discriminator
US2482544A (en) * 1945-05-02 1949-09-20 Us Sec War Pulse code operated electronic range indicator
US2471268A (en) * 1945-05-22 1949-05-24 Bell Telephone Labor Inc Index pulse generating circuit
US2580254A (en) * 1945-06-08 1951-12-25 Gen Electric Automatic frequency control system
US2459852A (en) * 1945-06-08 1949-01-25 Gen Electric Trigger network
NL77660C (fr) * 1945-07-09 1900-01-01
US2580431A (en) * 1945-07-14 1952-01-01 Garold K Jensen Communication system
US2582251A (en) * 1945-08-03 1952-01-15 Conrad H Hoeppner Pulse width discriminator
US2534264A (en) * 1945-08-03 1950-12-19 Conrad H Hoeppner Pulse width discriminator
US2567844A (en) * 1945-08-08 1951-09-11 Serge E Golian Communication system
US2595301A (en) * 1945-08-10 1952-05-06 Us Sec War Line pulse modulator
US2492137A (en) * 1945-09-21 1949-12-27 Standard Telephones Cables Ltd Pulse translator
US2511093A (en) * 1945-09-26 1950-06-13 Rca Corp Triggering circuit
US2558371A (en) * 1945-10-19 1951-06-26 George H Nibbe Automatic frequency control system
US2999128A (en) * 1945-11-14 1961-09-05 Conrad H Hoeppner Pulse communication system
US2677761A (en) * 1945-11-26 1954-05-04 Us Navy Communication system
US2525634A (en) * 1945-12-07 1950-10-10 Rca Corp Pulse communication system
US2659079A (en) * 1945-12-10 1953-11-10 Jr Frederic Gunningham Moving target radar system
US2561363A (en) * 1946-01-16 1951-07-24 Andrew V Haeff Pulse transmission system
US3008139A (en) * 1946-01-18 1961-11-07 Sperry Rand Corp Object detecting and locating system
US2470028A (en) * 1946-01-18 1949-05-10 Bendix Aviat Corp Pulse generation
US2608652A (en) * 1946-01-31 1952-08-26 Marcel Wallace Pulse analyzing method and system
US2632847A (en) * 1946-02-04 1953-03-24 Jr John C Reed Pulse forming circuit
US2567203A (en) * 1946-02-05 1951-09-11 Marcel J E Golay Multiplex communication system utilizing successive, different pulse modulation techniques
US2632159A (en) * 1946-02-19 1953-03-17 Jr Frederic Cunningham Radar system for indicating moving targets
US2707751A (en) * 1946-03-12 1955-05-03 Harold V Hance Delay line pulse stretcher
US2586091A (en) * 1946-04-18 1952-02-19 Hartford Nat Bank & Trust Co Modulated radio frequency pulse receiver
DE946354C (de) * 1946-06-12 1956-08-02 Int Standard Electric Corp Empfangsanordnung fuer eine Mehrkanalimpulsnachrichtenanlage
US3071649A (en) * 1946-06-19 1963-01-01 Bell Telephone Labor Inc Cipher system for pulse code modulation communication system
BE474332A (fr) * 1946-07-10
US2554893A (en) * 1946-07-31 1951-05-29 Hazeltine Research Inc Traffic signaling system
US2710958A (en) * 1946-08-07 1955-06-14 Max E Sallach Pulse encoder
FR935658A (fr) * 1946-08-10 1948-06-28 Materiel Telephonique Modulation par impulsions
US2567977A (en) * 1946-08-24 1951-09-18 Bendix Aviat Corp Electric trip circuit
US2551529A (en) * 1946-08-27 1951-05-01 Francis J Davis Pulse amplitude discriminator
FR955149A (fr) * 1946-11-08 1950-01-10
US2477370A (en) * 1946-11-22 1949-07-26 Hazeltine Research Inc Arrangement for measuring duty cycle
US2493058A (en) * 1947-02-28 1950-01-03 Rca Corp Frequency divider
US2586916A (en) * 1947-05-07 1952-02-26 Radiodiffusion Francaise Frequency control device
US2548796A (en) * 1947-06-02 1951-04-10 Rca Corp Double polarity pulse generator system
US2589617A (en) * 1947-07-07 1952-03-18 Alfred C Kowalski Pulse amplitude modulation communication system
US2632158A (en) * 1947-09-23 1953-03-17 Wallace Synchrometric multiplexing system
US2580192A (en) * 1947-10-03 1951-12-25 John T Potter Contour counter
US2506818A (en) * 1947-10-10 1950-05-09 Rca Corp Radio altimeter utilizing phase comparison
US2510054A (en) * 1948-01-20 1950-06-06 Int Standard Electric Corp Pulse code communication system
US2557950A (en) * 1948-01-20 1951-06-26 Int Standard Electric Corp Pulse spacing modulated communication system
US2566826A (en) * 1948-02-03 1951-09-04 James R Day Sawtooth frequency modulator
US2543442A (en) * 1948-04-20 1951-02-27 Interchem Corp Electrical multiplying apparatus
US2619632A (en) * 1948-04-23 1952-11-25 Stromberg Carlson Co Pulse communication system
BE489190A (fr) * 1948-05-22
US3087152A (en) * 1948-07-01 1963-04-23 Aircraft Radio Corp Radar beacon receiver for positionmodulated pulse signals
US2613276A (en) * 1949-01-07 1952-10-07 John H Homrighous Multiplex time division radiophone system
US2683859A (en) * 1949-01-12 1954-07-13 Westinghouse Electric Corp Range indicator
US2731593A (en) * 1949-05-14 1956-01-17 Hauptman Robert Electrical system
US2632100A (en) * 1949-09-26 1953-03-17 Todd William Signal discriminating system
US2645712A (en) * 1949-12-01 1953-07-14 Rca Corp Reading circuit for storage tubes
GB747851A (en) * 1950-12-06 1956-04-18 Nat Res Dev Improvements in and relating to electrical signalling
US2854574A (en) * 1950-04-13 1958-09-30 Sperry Rand Corp Signal cycling device
US2739865A (en) * 1950-04-27 1956-03-27 Servo Corp Of America Electronic recorder
US2931982A (en) * 1950-10-26 1960-04-05 Philips Corp Device for converting pn-cycles pulse code modulation into pulse position modulation
US2785227A (en) * 1951-03-10 1957-03-12 Cie Ind Des Telephones Method and device for modulation and demodulation for pulse-type telecommunication system
US2830191A (en) * 1951-11-05 1958-04-08 Phillips Petroleum Co Pulse-producing apparatus for calibrating detonation meters
US2935604A (en) * 1951-12-01 1960-05-03 Toro Michael J Di Long range communication system
US2760064A (en) * 1952-02-11 1956-08-21 Persa R Bell Pulse analyzer
US2786136A (en) * 1952-07-30 1957-03-19 Underwood Corp Pulse comparator
US2873932A (en) * 1952-09-23 1959-02-17 Basil V Deltour Pulse autopilot system
US2771553A (en) * 1952-11-03 1956-11-20 Itt Multiplex demodulator
US2885590A (en) * 1953-07-20 1959-05-05 Engineering Lab Inc Correlation system
DE1001355B (de) * 1953-08-21 1957-01-24 Ericsson Telefon Ab L M Einrichtung zur Impulsdehnung ohne Amplitudenbeeinflussung bei Mehrkanalanlagen
US6525579B1 (en) * 1954-01-12 2003-02-25 The United States Of America As Represented By The Attorney General Pulse translational circuits
FR1120084A (fr) * 1954-12-24 1956-06-29 Appareil pour la lecture simultanée de plusieurs courbes
US2901606A (en) * 1955-02-09 1959-08-25 Koepenick Funkwerk Veb Electronic time delay relay
US2861184A (en) * 1955-04-04 1958-11-18 Itt Pulse pair detector
NL200121A (fr) * 1955-09-02
US3047857A (en) * 1955-11-30 1962-07-31 Charles W Rockett Emergency indicator alarm
US2990516A (en) * 1956-05-29 1961-06-27 John C Simons Jr Pulse-width modulated amplifier and method
DE1258454B (de) * 1956-06-29 1968-01-11 Telefunken Patent Verfahren und Anordnung zur Verringerung der erforderlichen Bandbreite bei der Verarbeitung von Impulsen
US2982923A (en) * 1958-01-06 1961-05-02 Jersey Prod Res Co System of seismic recording
US3028556A (en) * 1960-04-26 1962-04-03 W W Henry Co Inc Frequency-selective audio receiver
US3182268A (en) * 1961-09-15 1965-05-04 Honeywell Inc Wide band regulated electronic amplifier
US3293549A (en) * 1963-09-23 1966-12-20 Gen Signal Corp Radio communication system for control of locomotives
US3246260A (en) * 1963-11-08 1966-04-12 Lloyd W Clayton Phase pulse modulator
JPS5916788B2 (ja) * 1974-07-20 1984-04-17 マブチモ−タ− カブシキガイシヤ ラジオ・コントロ−ル・システム
US4206316A (en) * 1976-05-24 1980-06-03 Hughes Aircraft Company Transmitter-receiver system utilizing pulse position modulation and pulse compression
GB1575037A (en) * 1977-02-09 1980-09-17 Philips Electronic Associated Data transmission

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE398789C (de) * 1923-03-03 1924-07-15 L V Kramolin Verfahren und Einrichtung zur Verhinderung des Mithoerens beim Telephon- und Telegraphenverkehr mittels elektrischer Wellen und zum Vielfachverkehr mittels elektromagnetischer Wellen
GB372852A (en) * 1931-02-25 1932-05-19 Coventry Autom Telephones Ltd Improvements in or relating to telegraph systems
US2061734A (en) * 1934-09-29 1936-11-24 Rca Corp Signaling system
AT148670B (de) * 1935-03-26 1937-02-25 Telefunken Gmbh Verfahren zur Verkürzung der Dauer von Impulsen.

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE971422C (de) * 1937-11-19 1959-01-29 Int Standard Electric Corp Hochfrequenz-Nachrichtenuebertragungsanlage, bei der die Nachrichten mittels zeitmodulierter Impulse uebertragen werden
US2444429A (en) * 1940-05-15 1948-07-06 Claud E Cleeton Pulse type telegraph transmitter and receiver
US2591677A (en) * 1940-10-11 1952-04-08 Claud E Cleeton Pulse group system of communications
DE912711C (de) * 1941-12-13 1954-06-03 Philips Nv System zum UEbertragen von Telephoniesignalen mittels durch Impulse von gleichbleibender Dauer modulierter Traegerwellenschwingungen
DE975984C (de) * 1942-04-14 1963-01-03 Telefunken Patent Schaltungsanordnung zur Demodulation von phasenmodulierten Impulsen
DE971784C (de) * 1942-12-01 1959-03-26 Telefunken Gmbh Schaltungsanordnung fuer eine Empfangs- oder Zwischenstation bei der wechselzeitigen Mehrfachuebertragung mittels phasenmodulierter Impulse
DE973189C (de) * 1944-05-26 1959-12-17 Int Standard Electric Corp Anordnung zur Demodulation phasenmodulierter Impulse und ihre Anwendung bei Mehrkanalsystemen mit Zeitselektion
DE938554C (de) * 1945-10-30 1956-02-02 Int Standard Electric Corp Mehrkanalnachrichtenanlage fuer die UEbertragung zeitmodulierter Signalimpulse

Also Published As

Publication number Publication date
GB511222A (en) 1939-08-15
BE428656A (fr)
NL88393C (fr)
US2266401A (en) 1941-12-16
FR833929A (fr) 1938-11-04
DE941493C (de) 1956-04-12
CH234677A (de) 1944-10-15

Similar Documents

Publication Publication Date Title
FR833929A (fr) Perfectionnements aux systèmes de signalisation
FR814713A (fr) Perfectionnements aux systèmes de signalisations multiples
FR829450A (fr) Perfectionnements aux systèmes de signalisation
FR747666A (fr) Perfectionnements aux systèmes de signalisation
FR831620A (fr) Perfectionnements aux systèmes téléphoniques
FR816135A (fr) Perfectionnements aux systèmes de signalisation radioélectriques
FR837917A (fr) Système de signalisation
FR872187A (fr) Perfectionnements aux systèmes électriques de signalisation
FR840325A (fr) Perfectionnements aux systèmes téléphoniques
FR842846A (fr) Perfectionnements aux systèmes de signalisation
FR836656A (fr) Perfectionnements aux systèmes électriques de signalisation
FR834007A (fr) Perfectionnements aux systèmes de signalisation électriques
FR49158E (fr) Perfectionnements aux systèmes téléphoniques
FR754720A (fr) Perfectionnements apportés aux systèmes électriques de signalisation
FR846979A (fr) Perfectionnements aux systèmes de télévision
FR835343A (fr) Perfectionnements aux systèmes électriques
FR797172A (fr) Perfectionnements aux systèmes électriques de signalisation
FR858941A (fr) Perfectionnements aux systèmes de signalisation
FR832760A (fr) Perfectionnements aux systèmes télégraphiques
FR813641A (fr) Perfectionnements aux systèmes de signalisation électriques
FR808281A (fr) Perfectionnements aux systèmes de signalisation radioélectriques
FR773796A (fr) Perfectionnements aux systèmes de signalisation à hautes fréquences
FR847279A (fr) Perfectionnements aux systèmes téléphoniques
FR838511A (fr) Perfectionnements aux systèmes téléphoniques
FR722045A (fr) Perfectionnements aux systèmes électriques de signalisation