CA1016615A - Repeteur a impedance negative - Google Patents

Repeteur a impedance negative

Info

Publication number: CA1016615A
Authority: CA; Canada
Prior art keywords: negative impedance; impedance repeater; repeater; negative; impedance
Prior art date: 1974-05-13
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

CA225,570A

Other languages

English (en)

Inventor

Shanti S. Gupta

Robert G. Pershing

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.)

Wescom Inc

Original Assignee

Wescom 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.)

1974-05-13

Filing date

1975-04-24

Publication date

1977-08-30

1975-04-24 Application filed by Wescom Inc filed Critical Wescom Inc

1977-08-30 Application granted granted Critical

1977-08-30 Publication of CA1016615A publication Critical patent/CA1016615A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/16—Control of transmission; Equalising characterised by the negative-impedance network used

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Amplifiers (AREA)

CA225,570A 1974-05-13 1975-04-24 Repeteur a impedance negative Expired CA1016615A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US469643A US3927280A (en)	1974-05-13	1974-05-13	Negative impedance repeater

Publications (1)

Publication Number	Publication Date
CA1016615A true CA1016615A (fr)	1977-08-30

Family

ID=23864539

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA225,570A Expired CA1016615A (fr)	1974-05-13	1975-04-24	Repeteur a impedance negative

Country Status (5)

Country	Link
US (1)	US3927280A (fr)
AU (1)	AU477221B2 (fr)
BR (1)	BR7502954A (fr)
CA (1)	CA1016615A (fr)
GB (1)	GB1476278A (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT980548B (it) *	1973-03-12	1974-10-10	Applic Elettro Telefoniche Snc	Ripetitore ad impedenza negativa per linee telefoniche
US4024346A (en) *	1975-10-10	1977-05-17	Kentrox Industries, Inc.	Telephone line amplifier
US4112262A (en) *	1977-07-26	1978-09-05	Bell Telephone Laboratories, Incorporated	Telephone station repeater
US4135064A (en) *	1977-08-15	1979-01-16	Northern Telecom Limited	Impedance compensation of transmission line
US4156859A (en) *	1977-10-03	1979-05-29	Hughes Aircraft Company	Network for simulating low-noise temperature resistors
FR2462006A1 (fr) *	1979-07-20	1981-02-06	Ibm France	Dispositif pour augmenter l'inductance parallele d'un transformateur
US4532384A (en) *	1983-02-04	1985-07-30	Northern Telecom Limited	Line feed circuit including negative impedance circuit
US5249224A (en) *	1987-11-04	1993-09-28	Chambers Charles W	Methods and apparatus for providing reciprocal impedance conversion
US4942603A (en) *	1987-11-04	1990-07-17	Chambers Charles W	Methods and apparatus for providing reciprocal impedance conversion
US5131028A (en) *	1987-11-04	1992-07-14	Chambers Charles W	Methods and apparatus for providing reciprocal impedance conversion
US6252461B1 (en) *	1997-08-25	2001-06-26	Frederick Herbert Raab	Technique for wideband operation of power amplifiers
DE10147772C1 (de) *	2001-09-27	2003-09-11	Siemens Ag	Verfahren zum Betreiben eines Übertragungssystems und Übertragungssystem in einem Energieversorgungsnetz
US7586987B2 (en) *	2002-10-08	2009-09-08	Broadcom Corporation	High speed data link with transmitter equalization and receiver equalization
US6930506B2 (en) *	2002-10-22	2005-08-16	International Business Machines Corporation	Terminating resistor driver for high speed data communication
FR2882616A1 (fr) *	2005-02-25	2006-09-01	Dominique Bertrand	Systeme de transmission ameliore
DE102007012295A1 (de) *	2007-03-08	2008-09-11	U2T Photonics Ag	Elektronische Schaltung zum Übertragen hochfrequenter Signale
US7888968B2 (en) *	2009-01-15	2011-02-15	International Business Machines Corporation	Configurable pre-emphasis driver with selective constant and adjustable output impedance modes
US9829522B2 (en)	2015-01-27	2017-11-28	Qualcomm Incorporated	Method and apparatus for tuning a resistance and reactance of a wireless power transmitter testing unit
US10170911B1 (en) *	2016-08-25	2019-01-01	Veritone Alpha, Inc.	Providing phase synchronization and harmonic harvesting
CN112448680B (zh) *	2019-08-13	2024-10-01	中国科学院物理研究所	负电容器件和负电感器件及包括其的电路

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE518901A (fr) *	1952-09-19
US3068329A (en) *	1959-04-28	1962-12-11	Bell Telephone Labor Inc	Negative-impedance repeater
US3024324A (en) *	1960-04-27	1962-03-06	Automatic Elect Lab	Negative impedance repeater
US3204048A (en) *	1961-09-29	1965-08-31	Bell Telephone Labor Inc	Negative impedance repeaters for non-loaded lines
US3303437A (en) *	1964-11-16	1967-02-07	Bell Telephone Labor Inc	Building-out network for non-loaded transmission lines
US3814866A (en) *	1971-09-30	1974-06-04	Reliable Electric Co	Negative resistance repeater
US3860767A (en) *	1972-09-26	1975-01-14	Garrett Jim C	Voice frequency repeater
US3814867A (en) *	1973-01-26	1974-06-04	Communic Mfg	Active shunt impedance for compensating impedance of transmission line
US3828281A (en) *	1973-02-26	1974-08-06	Lorain Prod Corp	Impedance simulating circuit for transmission lines
US3832654A (en) *	1973-12-20	1974-08-27	Lorain Prod Corp	Compensated transformer circuit utilizing negative capacitance simulating circuit

1974
- 1974-05-13 US US469643A patent/US3927280A/en not_active Expired - Lifetime
1975
- 1975-04-16 AU AU80196/75A patent/AU477221B2/en not_active Expired
- 1975-04-24 CA CA225,570A patent/CA1016615A/fr not_active Expired
- 1975-05-12 GB GB1996675A patent/GB1476278A/en not_active Expired
- 1975-05-13 BR BR3757/75A patent/BR7502954A/pt unknown

Also Published As

Publication number	Publication date
GB1476278A (en)	1977-06-10
AU8019675A (en)	1976-10-21
BR7502954A (pt)	1976-03-23
AU477221B2 (en)	1976-10-21
US3927280A (en)	1975-12-16

Publication	Publication Date	Title
CA1032479A (fr)	1978-06-06	Ecouteur
CA1028768A (fr)	1978-03-28	Casque d'ecoute
CA1027416A (fr)	1978-03-07	Configurations laterales repliables
AU477221B2 (en)	1976-10-21	Negative impedance repeater
CA1029418A (fr)	1978-04-11	Raccord
AU8177475A (en)	1976-12-09	Pivotal connection
CA1029465A (fr)	1978-04-11	Haut-parleur
CA1022246A (fr)	1977-12-06	Montage amplificateur
AU465164B2 (en)	1975-09-18	Stub collet
AU497795B2 (en)	1979-01-11	Negative impedance network
AU8713375A (en)	1977-06-09	Amplifier
CA1024643A (fr)	1978-01-17	Haut-parleur
AU478903B2 (en)	1976-12-16	Inter-bag communication means
CA1009319A (en)	1977-04-26	Constant impedance amplifier
AU494050B2 (en)	1974-03-31	2-halobenzyl ethers
AU488682B2 (en)	1977-01-06	Amplifier
AU495753B2 (en)	1976-09-16	Regenerative repeater
AU497889B2 (en)	1979-01-18	Microphone
AU489938B1 (en)	1976-12-09	Pivotal connection
AU8285875A (en)	1976-12-16	Inter-bag communication means
AU503538B2 (en)	1979-09-06	Drawing aid
AU491211B2 (en)	1977-03-10	Headphone
AU493374B2 (en)	1977-06-02	Isoindole derivatives
AU8505875A (en)	1977-03-31	2-halobenzyl ethers
AU480112B2 (en)	1976-11-25	Wingfold configuration