GB540233A - Electrical signalling systems - Google Patents

Electrical signalling systems

Info

Publication number
GB540233A
GB540233A GB8188/40A GB818840A GB540233A GB 540233 A GB540233 A GB 540233A GB 8188/40 A GB8188/40 A GB 8188/40A GB 818840 A GB818840 A GB 818840A GB 540233 A GB540233 A GB 540233A
Authority
GB
United Kingdom
Prior art keywords
outputs
pulses
parasitics
wave
receiver
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
GB8188/40A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB540233A publication Critical patent/GB540233A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/04—Position modulation, i.e. PPM

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measurement Of Current Or Voltage (AREA)
GB8188/40A 1939-05-19 1940-05-07 Electrical signalling systems Expired GB540233A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR540233X 1939-05-19

Publications (1)

Publication Number Publication Date
GB540233A true GB540233A (en) 1941-10-09

Family

ID=8929322

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8188/40A Expired GB540233A (en) 1939-05-19 1940-05-07 Electrical signalling systems

Country Status (2)

Country Link
BE (1) BE475939A (en(2012))
GB (1) GB540233A (en(2012))

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2428582A (en) * 1942-05-21 1947-10-07 Rca Corp Radio diversity transmitter
US2449819A (en) * 1944-05-29 1948-09-21 Rca Corp Multiplex radio communication
US2464667A (en) * 1943-06-24 1949-03-15 Hartford Nat Bank & Trust Co Method of transmitting telegraphic signals
US2480338A (en) * 1944-07-07 1949-08-30 Rca Corp Radio control system
US2497958A (en) * 1942-05-21 1950-02-21 Rca Corp Communication system for ultrashort radio waves
US2515668A (en) * 1945-12-05 1950-07-18 Rca Corp Gating circuit for diversity receivers
US2609496A (en) * 1947-03-18 1952-09-02 Hazeltine Research Inc Signal translating arrangement
US2905828A (en) * 1952-11-20 1959-09-22 Kollsman Instr Corp Light tracking device
US3144554A (en) * 1959-10-01 1964-08-11 Bunker Ramo Radiant energy detection system for suppressing the effects of ambient background radiation

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2428582A (en) * 1942-05-21 1947-10-07 Rca Corp Radio diversity transmitter
US2497958A (en) * 1942-05-21 1950-02-21 Rca Corp Communication system for ultrashort radio waves
US2464667A (en) * 1943-06-24 1949-03-15 Hartford Nat Bank & Trust Co Method of transmitting telegraphic signals
US2449819A (en) * 1944-05-29 1948-09-21 Rca Corp Multiplex radio communication
US2480338A (en) * 1944-07-07 1949-08-30 Rca Corp Radio control system
US2515668A (en) * 1945-12-05 1950-07-18 Rca Corp Gating circuit for diversity receivers
US2609496A (en) * 1947-03-18 1952-09-02 Hazeltine Research Inc Signal translating arrangement
US2905828A (en) * 1952-11-20 1959-09-22 Kollsman Instr Corp Light tracking device
US3144554A (en) * 1959-10-01 1964-08-11 Bunker Ramo Radiant energy detection system for suppressing the effects of ambient background radiation

Also Published As

Publication number Publication date
BE475939A (en(2012))

Similar Documents

Publication Publication Date Title
GB528819A (en) Improvements in or relating to secret communication systems
US2285044A (en) Wave length modulation system
GB579117A (en) Improvements in or relating to means for increasing the signal to noise ratio in radio transmission systems
GB540233A (en) Electrical signalling systems
US2293628A (en) Modulating apparatus
GB540185A (en) System of transmission of electrical waves
US2583484A (en) Combined angular velocity and pulse modulation system
US2242791A (en) Radio receiving system
GB580167A (en) Improvements in or relating to secret transmission systems
US1959275A (en) Method of and apparatus for controlling alternating currents
US2620439A (en) Noise balancing circuits
GB591301A (en) Improvements in or relating to frequency discriminator circuits for angle-modulated oscillations
US2445775A (en) Pulse time modulation multiplex receiver
GB564041A (en) Frequency modulation systems
US2515452A (en) Pulse signaling system
US2398335A (en) Radio range
US2122401A (en) Frequency changing system
US3566347A (en) Psycho-acoustic projector
GB171453A (en) Improvements in and relating to modulation systems and the like in radio communication and the like
US2851685A (en) Duplex radio communication
DE887365C (de) Mitsprecheinrichtung fuer Zwischenverstaerker in Traegerfrequenzsystemen
US3320538A (en) Carrier detection device
US1616892A (en) Duplex radio system
SU879688A1 (ru) Вибраторна активна антенна
SU907819A1 (ru) Дифференциальное устройство дл согласовани двухпроводного и четырехпроводного трактов