FR816043A - Variable frequency and variable attenuation network - Google Patents

Variable frequency and variable attenuation network

Info

Publication number
FR816043A
FR816043A FR816043DA FR816043A FR 816043 A FR816043 A FR 816043A FR 816043D A FR816043D A FR 816043DA FR 816043 A FR816043 A FR 816043A
Authority
FR
France
Prior art keywords
variable
attenuation network
frequency
variable frequency
variable attenuation
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
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens AG
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 Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR816043A publication Critical patent/FR816043A/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
    • H04B3/14—Control of transmission; Equalising characterised by the equalising network used
    • H04B3/143—Control of transmission; Equalising characterised by the equalising network used using amplitude-frequency equalisers
    • H04B3/145—Control of transmission; Equalising characterised by the equalising network used using amplitude-frequency equalisers variable equalisers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
FR816043D 1936-01-08 1937-01-07 Variable frequency and variable attenuation network Expired FR816043A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE466092X 1936-01-08

Publications (1)

Publication Number Publication Date
FR816043A true FR816043A (en) 1937-07-28

Family

ID=6540497

Family Applications (1)

Application Number Title Priority Date Filing Date
FR816043D Expired FR816043A (en) 1936-01-08 1937-01-07 Variable frequency and variable attenuation network

Country Status (2)

Country Link
FR (1) FR816043A (en)
GB (1) GB466092A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE857403C (en) * 1937-08-10 1952-11-27 Siemens Ag Network with changeable frequency dependency and attenuation

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540560A (en) * 1947-04-11 1951-02-06 Hazeltine Research Inc Pulse signal time delay arrangement
FR980123A (en) * 1948-12-10 1951-05-08 Materiel Telephonique Section subdivider electrical delay line
US8341689B2 (en) 2005-09-07 2012-12-25 Intersil Americas Inc. Automatic frequency compensation of video signals transmitted across cables
US8390740B2 (en) 2008-11-03 2013-03-05 Intersil Americas Inc. Systems and methods for cable equalization
US8558955B2 (en) 2008-11-03 2013-10-15 Intersil Americas Inc. Cable equalization locking
EP2182647B1 (en) * 2008-11-03 2016-08-24 Intersil Americas LLC Systems and methods for cable equalization
US8767856B2 (en) 2011-09-09 2014-07-01 Intersil Americas LLC Frame structure for a QAM system
US8576966B2 (en) 2010-02-01 2013-11-05 Techwell, Inc. Systems and methods for detecting tampering with video transmission systems
US8872978B2 (en) 2011-06-09 2014-10-28 Intersil Americas LLC Cable equalization and monitoring for degradation and potential tampering

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE857403C (en) * 1937-08-10 1952-11-27 Siemens Ag Network with changeable frequency dependency and attenuation

Also Published As

Publication number Publication date
GB466092A (en) 1937-05-21

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