FR36770E - Systèmes de transmission - Google Patents

Systèmes de transmission

Info

Publication number
FR36770E
FR36770E FR36770DA FR36770E FR 36770 E FR36770 E FR 36770E FR 36770D A FR36770D A FR 36770DA FR 36770 E FR36770 E FR 36770E
Authority
FR
France
Prior art keywords
transmission systems
systems
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
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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 US280709A external-priority patent/US1936153A/en
Priority claimed from US282381A external-priority patent/US1763880A/en
Priority claimed from US293816A external-priority patent/US1858037A/en
Priority claimed from US306123A external-priority patent/US1818463A/en
Application filed by Electrical Research Products Inc filed Critical Electrical Research Products Inc
Application granted granted Critical
Publication of FR36770E publication Critical patent/FR36770E/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
    • H03B19/03—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source using non-linear inductance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03114—Arrangements for removing intersymbol interference operating in the time domain non-adaptive, i.e. not adjustable, manually adjustable, or adjustable only during the reception of special signals
    • H04L25/03127—Arrangements for removing intersymbol interference operating in the time domain non-adaptive, i.e. not adjustable, manually adjustable, or adjustable only during the reception of special signals using only passive components
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
    • H04L25/062—Setting decision thresholds using feedforward techniques only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits
    • H04L25/24—Relay circuits using discharge tubes or semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Amplifiers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Electrotherapy Devices (AREA)
  • Superheterodyne Receivers (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Ac-Ac Conversion (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Coils Or Transformers For Communication (AREA)
FR36770D 1928-05-26 1929-04-25 Systèmes de transmission Expired FR36770E (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US280709A US1936153A (en) 1928-05-26 1928-05-26 Electric wave transmission system
US282381A US1763880A (en) 1928-06-02 1928-06-02 Signaling system
US293816A US1858037A (en) 1928-07-19 1928-07-19 Zero correcting circuit
US306123A US1818463A (en) 1928-09-15 1928-09-15 Zero correcting circuit

Publications (1)

Publication Number Publication Date
FR36770E true FR36770E (fr) 1930-09-13

Family

ID=27501288

Family Applications (4)

Application Number Title Priority Date Filing Date
FR673502D Expired FR673502A (fr) 1928-05-26 1929-04-18 Système de transmission
FR36770D Expired FR36770E (fr) 1928-05-26 1929-04-25 Systèmes de transmission
FR37104D Expired FR37104E (fr) 1928-05-26 1929-05-31 Système de transmission
FR37685D Expired FR37685E (fr) 1928-05-26 1929-07-31 Systèmes de transmission

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR673502D Expired FR673502A (fr) 1928-05-26 1929-04-18 Système de transmission

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR37104D Expired FR37104E (fr) 1928-05-26 1929-05-31 Système de transmission
FR37685D Expired FR37685E (fr) 1928-05-26 1929-07-31 Systèmes de transmission

Country Status (3)

Country Link
DE (4) DE539187C (fr)
FR (4) FR673502A (fr)
GB (5) GB312338A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767199C (de) * 1935-03-27 1952-03-31 Telefunken Gmbh Schaltung zur Erzeugung kurzer Impulse
DE755390C (de) * 1938-02-17 1953-08-10 Lorenz C Ag Anordnung zur Steuerung von Kippgeraeten mittels Synchronisier-impulsen, die eine Trennvorrichtung durchlaufen und dadurch an Flankensteilheit eingebuesst haben
DE970583C (de) * 1951-08-10 1958-10-09 Oskar Vierling Dr Schaltungsanordnung zum wahlweisen Schalten von Wechselstromkreisen in Fernmeldeanlagen

Also Published As

Publication number Publication date
DE540412C (de) 1931-12-23
GB312338A (en) 1930-06-10
FR37104E (fr) 1930-10-15
FR37685E (fr) 1931-01-14
GB312904A (en) 1930-06-10
GB318989A (en) 1930-09-25
FR673502A (fr) 1930-01-16
DE540413C (de) 1931-12-23
GB340286A (en) 1930-12-24
GB315821A (en) 1930-08-18
DE553928C (de) 1932-07-18
DE539187C (de) 1931-11-23

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