FR503295A - Improvements in telegraph transmission systems using conductors with high electrostatic capacity - Google Patents

Improvements in telegraph transmission systems using conductors with high electrostatic capacity

Info

Publication number
FR503295A
FR503295A FR503295A FR503295DA FR503295A FR 503295 A FR503295 A FR 503295A FR 503295 A FR503295 A FR 503295A FR 503295D A FR503295D A FR 503295DA FR 503295 A FR503295 A FR 503295A
Authority
FR
France
Prior art keywords
conductors
transmission systems
electrostatic capacity
high electrostatic
telegraph transmission
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
FR503295A
Other languages
French (fr)
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 FR503295A publication Critical patent/FR503295A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/24—Half-wave signalling systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/04—Arrangements of piping, valves in the piping, e.g. cut-off valves, couplings or air hoses
    • B60T17/043—Brake line couplings, air hoses and stopcocks
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
FR503295A 1918-08-14 1919-08-28 Improvements in telegraph transmission systems using conductors with high electrostatic capacity Expired FR503295A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US249812A US1336414A (en) 1918-08-14 1918-08-14 Telegraphy

Publications (1)

Publication Number Publication Date
FR503295A true FR503295A (en) 1920-06-07

Family

ID=22945112

Family Applications (3)

Application Number Title Priority Date Filing Date
FR503295A Expired FR503295A (en) 1918-08-14 1919-08-28 Improvements in telegraph transmission systems using conductors with high electrostatic capacity
FR21735A Expired FR21735E (en) 1918-08-14 1919-09-16 Improvements in telegraph transmission systems using conductors with high electrostatic capacity
FR22611A Expired FR22611E (en) 1918-08-14 1919-10-13 Improvements in telegraph transmission systems using conductors with high electrostatic capacity

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR21735A Expired FR21735E (en) 1918-08-14 1919-09-16 Improvements in telegraph transmission systems using conductors with high electrostatic capacity
FR22611A Expired FR22611E (en) 1918-08-14 1919-10-13 Improvements in telegraph transmission systems using conductors with high electrostatic capacity

Country Status (2)

Country Link
US (1) US1336414A (en)
FR (3) FR503295A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2527819A1 (en) * 1982-05-25 1983-12-02 Thomson Brandt Sampling system for cassette tape recorder - uses D=A converters for recording digital words onto tape as amplitude of half sine-waves

Also Published As

Publication number Publication date
US1336414A (en) 1920-04-13
FR21735E (en) 1921-01-12
FR22611E (en) 1921-08-04

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