FR1208249A - Traveling wave amplifier - Google Patents

Traveling wave amplifier

Info

Publication number: FR1208249A
Authority: FR; France
Prior art keywords: traveling wave; wave amplifier; amplifier; traveling; wave
Prior art date: 1957-06-06
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

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.)

AT&T Corp

Original Assignee

Western Electric Co 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.)

1957-06-06

Filing date

1958-05-30

Publication date

1960-02-22

1958-05-30 Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc

1960-02-22 Application granted granted Critical

1960-02-22 Publication of FR1208249A publication Critical patent/FR1208249A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F7/00—Parametric amplifiers
- H03F7/02—Parametric amplifiers using variable-inductance element; using variable-permeability element
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F7/00—Parametric amplifiers

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Amplifiers (AREA)
Microwave Amplifiers (AREA)
Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

FR1208249D 1957-06-06 1958-05-30 Traveling wave amplifier Expired FR1208249A (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date
US66400657A	1957-06-06	1957-06-06
US850707XA	1957-10-30	1957-10-30
US893082XA	1958-03-26	1958-03-26

Publications (1)

Publication Number	Publication Date
FR1208249A true FR1208249A (en)	1960-02-22

Family

ID=31982224

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1208249D Expired FR1208249A (en)	1957-06-06	1958-05-30	Traveling wave amplifier

Country Status (6)

Country	Link
BE (2)	BE572020A (en)
CH (1)	CH391799A (en)
DE (2)	DE1094313B (en)
FR (1)	FR1208249A (en)
GB (3)	GB850036A (en)
NL (3)	NL228439A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3215941A (en) *	1960-07-13	1965-11-02	Hazeltine Research Inc	Traveling-wave parametric amplifier with idler frequency much higher than signal frequency and propagating on same line therewith
DE1275160B (en) *	1961-12-29	1968-08-14	Siemens Ag	Device for parametric excitation or amplification of electromagnetic waves

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR890345A (en) *	1941-12-01	1944-02-04	Telefunken Gmbh	Improvements to amplifier systems with several electronic tubes
US2698398A (en) *	1949-04-07	1954-12-28	Univ Leland Stanford Junior	Traveling wave electron discharge device

0
- BE BE567285D patent/BE567285A/xx unknown
- NL NL237429D patent/NL237429A/xx unknown
- NL NL232219D patent/NL232219A/xx unknown
- NL NL228439D patent/NL228439A/xx unknown
- BE BE572020D patent/BE572020A/xx unknown
1958
- 1958-05-22 DE DEW23385A patent/DE1094313B/en active Pending
- 1958-05-30 FR FR1208249D patent/FR1208249A/en not_active Expired
- 1958-06-03 GB GB17710/58A patent/GB850036A/en not_active Expired
- 1958-06-05 CH CH6024958A patent/CH391799A/en unknown
- 1958-10-02 DE DEW24201A patent/DE1099007B/en active Pending
- 1958-10-06 GB GB31802/58A patent/GB850707A/en not_active Expired
1959
- 1959-03-20 GB GB9701/59A patent/GB893082A/en not_active Expired

Also Published As

Publication number	Publication date
DE1099007B (en)	1961-02-09
NL237429A (en)
GB850036A (en)	1960-09-28
BE572020A (en)
NL228439A (en)
GB850707A (en)	1960-10-05
DE1094313B (en)	1960-12-08
CH391799A (en)	1965-05-15
NL232219A (en)
BE567285A (en)
GB893082A (en)	1962-04-04

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