FR23394E - Système de signalisation par courants à haute fréquence - Google Patents

Système de signalisation par courants à haute fréquence

Info

Publication number
FR23394E
FR23394E FR23394A FR23394DA FR23394E FR 23394 E FR23394 E FR 23394E FR 23394 A FR23394 A FR 23394A FR 23394D A FR23394D A FR 23394DA FR 23394 E FR23394 E FR 23394E
Authority
FR
France
Prior art keywords
high frequency
frequency current
signaling system
current signaling
signaling
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
FR23394A
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
Priority claimed from US304791A external-priority patent/US1500552A/en
Priority claimed from US32651519 external-priority patent/US1481817A/en
Application filed by Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR23394E publication Critical patent/FR23394E/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H04J1/045—Filters applied to frequency transposition
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • 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
    • H04B1/16—Circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals
    • H04J1/065—Synchronisation of carrier sources at the receiving station with the carrier source at the transmitting station
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/10—Intermediate station arrangements, e.g. for branching, for tapping-off
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2720/00—Engines with liquid fuel
    • F02B2720/15—Mixture compressing engines with ignition device and mixture formation in the cylinder
    • F02B2720/151—Mixture compressing engines with ignition device and mixture formation in the cylinder with fuel supply and pulverisation by air or gas under pressure during the suction or compression stroke

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
FR23394A 1916-11-09 1920-08-02 Système de signalisation par courants à haute fréquence Expired FR23394E (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US130350A US1773901A (en) 1916-11-09 1916-11-09 High-frequency signaling
US304791A US1500552A (en) 1919-06-13 1919-06-17 Multiplex transmission system
US32651519 US1481817A (en) 1919-09-26 1919-09-26 Herman a
US315121A US1835783A (en) 1916-11-09 1928-10-26 High frequency signaling

Publications (1)

Publication Number Publication Date
FR23394E true FR23394E (fr) 1921-11-16

Family

ID=22444269

Family Applications (3)

Application Number Title Priority Date Filing Date
FR516484A Expired FR516484A (fr) 1916-11-09 1919-05-21 Système de signalisation par courants à haute fréquence
FR23239A Expired FR23239E (fr) 1916-11-09 1920-07-08 Système de signalisation pour courants à haute fréquence
FR23394A Expired FR23394E (fr) 1916-11-09 1920-08-02 Système de signalisation par courants à haute fréquence

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR516484A Expired FR516484A (fr) 1916-11-09 1919-05-21 Système de signalisation par courants à haute fréquence
FR23239A Expired FR23239E (fr) 1916-11-09 1920-07-08 Système de signalisation pour courants à haute fréquence

Country Status (3)

Country Link
US (2) US1773901A (fr)
FR (3) FR516484A (fr)
NL (1) NL5704C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB437307A (en) * 1934-04-28 1935-10-28 Marconi Wireless Telegraph Co Improvements in or relating to radio and like modulated carrier wave receivers
NL267354A (fr) * 1960-07-22

Also Published As

Publication number Publication date
FR516484A (fr) 1921-04-19
US1835783A (en) 1931-12-08
NL5704C (fr) 1920-02-16
US1773901A (en) 1930-08-26
FR23239E (fr) 1921-10-18

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