CA989946A - Amplificateur de signaux de telecommunications - Google Patents

Amplificateur de signaux de telecommunications

Info

Publication number: CA989946A
Authority: CA; Canada
Prior art keywords: signal amplifier; telecommunication signal; telecommunication; amplifier; signal
Prior art date: 1972-08-04
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

CA165,279A

Other languages

English (en)

Other versions

CA165279S (en

Inventor

Pierre J. Minot

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.)

Societe Anonyme de Telecommunications SAT

Original Assignee

Societe Anonyme de Telecommunications SAT

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.)

1972-08-04

Filing date

1973-03-05

Publication date

1976-05-25

1973-03-05 Application filed by Societe Anonyme de Telecommunications SAT filed Critical Societe Anonyme de Telecommunications SAT

1976-05-25 Application granted granted Critical

1976-05-25 Publication of CA989946A publication Critical patent/CA989946A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/36—Repeater circuits

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Amplifiers (AREA)
Networks Using Active Elements (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

CA165,279A 1972-08-04 1973-03-05 Amplificateur de signaux de telecommunications Expired CA989946A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7228336A FR2195385A5 (fr)	1972-08-04	1972-08-04

Publications (1)

Publication Number	Publication Date
CA989946A true CA989946A (fr)	1976-05-25

Family

ID=9102936

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA165,279A Expired CA989946A (fr)	1972-08-04	1973-03-05	Amplificateur de signaux de telecommunications

Country Status (8)

Country	Link
US (1)	US3938057A (fr)
JP (1)	JPS4946847A (fr)
CA (1)	CA989946A (fr)
DE (1)	DE2316190A1 (fr)
FR (1)	FR2195385A5 (fr)
GB (1)	GB1351927A (fr)
IT (1)	IT981141B (fr)
SE (1)	SE387499B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5676611A (en) *	1979-11-28	1981-06-24	Fujitsu Ltd	Low noise amplifying circuit
JPS6167637A (ja) *	1984-09-11	1986-04-07	Daito Kogyo Kk	トロリ線の凍結防止剤塗布器
US5647007A (en) *	1994-12-22	1997-07-08	Helen Of Troy Limited	Optimized sound components for hair dryer stereo system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2315040A (en) *	1940-12-28	1943-03-30	Bell Telephone Labor Inc	Electric wave amplification
US2691078A (en) *	1951-05-17	1954-10-05	Rca Corp	Neutralizing circuits for highfrequency amplifiers

1972
- 1972-08-04 FR FR7228336A patent/FR2195385A5/fr not_active Expired
1973
- 1973-03-05 CA CA165,279A patent/CA989946A/fr not_active Expired
- 1973-03-05 SE SE7303005A patent/SE387499B/xx unknown
- 1973-03-06 IT IT21219/73A patent/IT981141B/it active
- 1973-03-12 JP JP48028922A patent/JPS4946847A/ja active Pending
- 1973-03-21 GB GB1358873A patent/GB1351927A/en not_active Expired
- 1973-03-26 US US05/345,010 patent/US3938057A/en not_active Expired - Lifetime
- 1973-03-31 DE DE2316190A patent/DE2316190A1/de not_active Withdrawn

Also Published As

Publication number	Publication date
SE387499B (sv)	1976-09-06
DE2316190A1 (de)	1974-02-14
FR2195385A5 (fr)	1974-03-01
GB1351927A (en)	1974-05-15
JPS4946847A (fr)	1974-05-07
IT981141B (it)	1974-10-10
US3938057A (en)	1976-02-10

Similar Documents

Publication	Publication Date	Title
CA1001240A (en)	1976-12-07	Current amplifier
CA1006589A (en)	1977-03-08	Signal amplifying circuit
CA968057A (en)	1975-05-20	Signal cancellation
AU474251B2 (en)	1976-07-15	Signal amplifier
CA984304A (en)	1976-02-24	Sound record
CA1001242A (en)	1976-12-07	If amplifier
CA989946A (fr)	1976-05-25	Amplificateur de signaux de telecommunications
CA999345A (en)	1976-11-02	High frequency amplifier
AU5387873A (en)	1974-10-03	High frequency amplifier
AU5156373A (en)	1974-08-01	Telephone system
CA906615A (en)	1972-08-01	Amplifier system
CA912669A (en)	1972-10-17	Signal amplifiers
CA912668A (en)	1972-10-17	Signal amplifiers
CA912667A (en)	1972-10-17	Signal amplifiers
AU491294B1 (en)	1975-02-13	Loudspeaker arrangement
CA893868A (en)	1972-02-22	Amplifier
CA896732A (en)	1972-03-28	Amplifier
CA911954A (en)	1972-10-10	Signal
AU468541B2 (en)	1976-01-15	Amplifier arrangement
CA905503A (en)	1972-07-18	Difference amplifier
CA910432A (en)	1972-09-19	Difference amplifier
CA907702A (en)	1972-08-15	Amplifier circuit
CA900030A (en)	1972-05-09	Amplifier system
CA906614A (en)	1972-08-01	Amplifier system
CA906613A (en)	1972-08-01	Amplifier system