CA948713A - Automatic level control device for use in telecommunication systems - Google Patents

Automatic level control device for use in telecommunication systems

Info

Publication number
CA948713A
CA948713A CA095,214A CA95214A CA948713A CA 948713 A CA948713 A CA 948713A CA 95214 A CA95214 A CA 95214A CA 948713 A CA948713 A CA 948713A
Authority
CA
Canada
Prior art keywords
control device
level control
telecommunication systems
automatic level
automatic
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
CA095,214A
Other languages
English (en)
Inventor
Jan Verhagen
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA948713A publication Critical patent/CA948713A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/10—Control of transmission; Equalising by pilot signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/10—Control of transmission; Equalising by pilot signal
    • H04B3/12—Control of transmission; Equalising by pilot signal in negative-feedback path of line amplifier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
CA095,214A 1969-10-13 1970-10-09 Automatic level control device for use in telecommunication systems Expired CA948713A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6915475A NL6915475A (enEXAMPLES) 1969-10-13 1969-10-13

Publications (1)

Publication Number Publication Date
CA948713A true CA948713A (en) 1974-06-04

Family

ID=19808104

Family Applications (1)

Application Number Title Priority Date Filing Date
CA095,214A Expired CA948713A (en) 1969-10-13 1970-10-09 Automatic level control device for use in telecommunication systems

Country Status (11)

Country Link
US (1) US3737774A (enEXAMPLES)
AT (1) AT306111B (enEXAMPLES)
BE (1) BE757410A (enEXAMPLES)
CA (1) CA948713A (enEXAMPLES)
CH (1) CH524288A (enEXAMPLES)
DE (1) DE2047418C3 (enEXAMPLES)
DK (1) DK136047B (enEXAMPLES)
FR (1) FR2065257A5 (enEXAMPLES)
GB (1) GB1331768A (enEXAMPLES)
NL (1) NL6915475A (enEXAMPLES)
SE (1) SE361245B (enEXAMPLES)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4412245A (en) * 1980-10-01 1983-10-25 Gte Products Corporation Differential current detector in cable television trunk amplifier station
EP0139814A3 (de) * 1983-09-30 1986-07-30 Siemens-Albis Aktiengesellschaft Aktive Entzerrerschaltung
IT1235685B (it) * 1989-03-13 1992-09-21 Sgs Thomson Microelectronics Circuito integrato per la generazione di una tensione indipendente dalla temperatura e con compressione di dinamica funzione del valore di una resistenza variabile esterna al circuito integrato.
US5220419A (en) * 1991-04-08 1993-06-15 Hughes Aircraft Company Automatic RF leveling in passenger aircraft video distribution system
US5887261A (en) * 1992-03-31 1999-03-23 Motorola, Inc. Method and apparatus for a radio remote repeater in a digital cellular radio communication system
DE4325020A1 (de) * 1993-07-26 1995-02-02 Sel Alcatel Ag Automatische Amplitudenregelung für einen Breitbandsender

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2825867A (en) * 1957-03-25 1958-03-04 Daniel M Kabak Circuit means including bridge for automatically varying current through a load
DE1252265C2 (de) * 1964-09-16 1973-07-19 Fernmeldesystem mit pilotgesteuerter pegelregelung
US3466572A (en) * 1965-10-14 1969-09-09 Automatic Elect Lab Apparatus for regulating signals in response to their total root mean square value
US3452268A (en) * 1966-12-29 1969-06-24 Gen Electric A.c.-d.c. rectifier including a magnetic amplifier for regulating the a.c. input for the rectifier

Also Published As

Publication number Publication date
DK136047B (da) 1977-08-01
NL6915475A (enEXAMPLES) 1971-04-15
DE2047418A1 (de) 1971-04-22
US3737774A (en) 1973-06-05
SE361245B (enEXAMPLES) 1973-10-22
AT306111B (de) 1973-03-26
FR2065257A5 (enEXAMPLES) 1971-07-23
BE757410A (fr) 1971-04-13
CH524288A (de) 1972-06-15
GB1331768A (en) 1973-09-26
DK136047C (enEXAMPLES) 1978-01-09
DE2047418B2 (de) 1980-01-03
DE2047418C3 (de) 1980-09-25

Similar Documents

Publication Publication Date Title
CA944455A (en) Automatic coordinate determining device
CA918285A (en) Automatic system
CA948713A (en) Automatic level control device for use in telecommunication systems
AU457427B2 (en) Automatic level control device for use in telecommunication systems
AU2092070A (en) Automatic level control device for use in telecommunication systems
CA923402A (en) Automatic switching device
CA933622A (en) Automatic coordinate determining device
CA923098A (en) Automatically controlled coil-unwinding device
CA775210A (en) Device for use in an automatic telephone system
CA825394A (en) Automatic fluid level device
CA828828A (en) Automatic telephone systems
CA715678A (en) Device for use in an automatic signalling system
CA817124A (en) Automatic infusion device
CA922102A (en) Automatic answer confirmation system
CA825332A (en) Automatic control apparatus
CA953391A (en) Automatic device for trimming vessels
AU431502B2 (en) Control system for automatic warehousing apparatus
CA829125A (en) Automatic spray device
CA810265A (en) Automatic telephone exchange systems
AU424612B2 (en) Automatic telephone switching systems
CA803799A (en) Automatic noncompression starting device
CA1001592A (en) Liquid level control system
CA978907A (en) Liquid level control system
CA925995A (en) Control circuits for use in automatic control systems
CA793948A (en) Automatic telecommunication systems