FR2665809B1 - DEVICE FOR IMPROVING THE QUALITY OF ELECTRIC, ELECTRO-ACOUSTIC AND / OR VIDEO SIGNALS. - Google Patents

DEVICE FOR IMPROVING THE QUALITY OF ELECTRIC, ELECTRO-ACOUSTIC AND / OR VIDEO SIGNALS.

Info

Publication number
FR2665809B1
FR2665809B1 FR9010369A FR9010369A FR2665809B1 FR 2665809 B1 FR2665809 B1 FR 2665809B1 FR 9010369 A FR9010369 A FR 9010369A FR 9010369 A FR9010369 A FR 9010369A FR 2665809 B1 FR2665809 B1 FR 2665809B1
Authority
FR
France
Prior art keywords
electro
acoustic
improving
quality
electric
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 - Fee Related
Application number
FR9010369A
Other languages
French (fr)
Other versions
FR2665809A1 (en
Inventor
Charles Schnitzler
Charles Roos
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9010369A priority Critical patent/FR2665809B1/en
Publication of FR2665809A1 publication Critical patent/FR2665809A1/en
Application granted granted Critical
Publication of FR2665809B1 publication Critical patent/FR2665809B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B11/00—Communication cables or conductors
    • H01B11/02—Cables with twisted pairs or quads
    • H01B11/12—Arrangements for exhibiting specific transmission characteristics
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
FR9010369A 1990-08-10 1990-08-10 DEVICE FOR IMPROVING THE QUALITY OF ELECTRIC, ELECTRO-ACOUSTIC AND / OR VIDEO SIGNALS. Expired - Fee Related FR2665809B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9010369A FR2665809B1 (en) 1990-08-10 1990-08-10 DEVICE FOR IMPROVING THE QUALITY OF ELECTRIC, ELECTRO-ACOUSTIC AND / OR VIDEO SIGNALS.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9010369A FR2665809B1 (en) 1990-08-10 1990-08-10 DEVICE FOR IMPROVING THE QUALITY OF ELECTRIC, ELECTRO-ACOUSTIC AND / OR VIDEO SIGNALS.

Publications (2)

Publication Number Publication Date
FR2665809A1 FR2665809A1 (en) 1992-02-14
FR2665809B1 true FR2665809B1 (en) 1994-05-13

Family

ID=9399681

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9010369A Expired - Fee Related FR2665809B1 (en) 1990-08-10 1990-08-10 DEVICE FOR IMPROVING THE QUALITY OF ELECTRIC, ELECTRO-ACOUSTIC AND / OR VIDEO SIGNALS.

Country Status (1)

Country Link
FR (1) FR2665809B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104599771A (en) * 2015-01-15 2015-05-06 国家电网公司 Radiation-proof high-voltage transmission line

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0859483A3 (en) * 1996-12-23 1998-09-02 Jean-Claude Froidevaux Device for improving the quality of audio and/or video signals
FR2857556B1 (en) * 2003-07-08 2005-08-19 Commissariat Energie Atomique ELECTRONIC DEVICE HAVING A MAGNETIC SHIELD HAVING A MAGNETIC LOSS OF RESONANT LOSSES
FR3006496B1 (en) * 2013-06-04 2017-02-17 Soc Nat Des Chemins De Fer Francais Sncf ELECTRICAL CABLE FOR ATTENUATING HARMONIC CURRENTS AND EQUIPMENT PROVIDED WITH SUCH A CABLE

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE425981A (en) * 1937-01-26
DE938074C (en) * 1951-08-19 1956-01-19 Siemens Ag Coaxial high-frequency cable with an inner conductor wound around a carrier with a small pitch
GB1157708A (en) * 1966-11-01 1969-07-09 Magnavox Co Improvements in or relating to Extensible Co-Axial Cables
FR2615030B1 (en) * 1987-05-07 1990-08-24 Lesage Christian CONCENTRIC MULTI-LAYER SHEATH OF CONCENTRIC SHIELDING FOR ELECTRICAL CABLE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104599771A (en) * 2015-01-15 2015-05-06 国家电网公司 Radiation-proof high-voltage transmission line

Also Published As

Publication number Publication date
FR2665809A1 (en) 1992-02-14

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Legal Events

Date Code Title Description
AM Act modifying the rights related to an application or a patent
ST Notification of lapse