GB780177A - Improvements in or relating to negative impedance converters - Google Patents

Improvements in or relating to negative impedance converters

Info

Publication number
GB780177A
GB780177A GB7958/55A GB795855A GB780177A GB 780177 A GB780177 A GB 780177A GB 7958/55 A GB7958/55 A GB 7958/55A GB 795855 A GB795855 A GB 795855A GB 780177 A GB780177 A GB 780177A
Authority
GB
United Kingdom
Prior art keywords
terminals
line
negative impedance
resistors
march
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
GB7958/55A
Other languages
English (en)
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.)
Filing date
Publication date
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB780177A publication Critical patent/GB780177A/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
    • H04B3/16—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)
  • Devices For Supply Of Signal Current (AREA)
GB7958/55A 1954-03-22 1955-03-18 Improvements in or relating to negative impedance converters Expired GB780177A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US417650A US2817822A (en) 1954-03-22 1954-03-22 Negative impedance converter

Publications (1)

Publication Number Publication Date
GB780177A true GB780177A (en) 1957-07-31

Family

ID=23654858

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7958/55A Expired GB780177A (en) 1954-03-22 1955-03-18 Improvements in or relating to negative impedance converters

Country Status (7)

Country Link
US (1) US2817822A (fr)
BE (1) BE536601A (fr)
CH (1) CH330330A (fr)
DE (1) DE974956C (fr)
FR (1) FR1117757A (fr)
GB (1) GB780177A (fr)
NL (2) NL192904A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3001156A (en) * 1958-12-01 1961-09-19 Bell Telephone Labor Inc Active impedance branch
US3141138A (en) * 1960-10-24 1964-07-14 Kokusai Denshin Denwa Co Ltd Unidirectional amplifier consisting of concatenated bidirectional negative resistance amplifiers which are coupled by delay networks and energized sequentially
US3045194A (en) * 1960-11-02 1962-07-17 Bell Telephone Labor Inc Active multiport networks
GB1051283A (fr) * 1964-04-15
US3546639A (en) * 1966-11-01 1970-12-08 Ass Elect Ind Gyrator network
US3514711A (en) * 1969-05-05 1970-05-26 Ericsson Telefon Ab L M Amplifier circuit including a lossless transmission line

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1937641A (en) * 1931-09-03 1933-12-05 American Telephone & Telegraph Multiway connection for signaling circuits
US1969836A (en) * 1932-10-27 1934-08-14 Mihran M Dolmage Negative impedance
US2287280A (en) * 1939-06-30 1942-06-23 Int Standard Electric Corp Detection arrangement and negative impedance for same
BE518902A (fr) * 1952-09-19

Also Published As

Publication number Publication date
DE974956C (de) 1961-06-15
NL192904A (fr)
FR1117757A (fr) 1956-05-28
BE536601A (fr)
US2817822A (en) 1957-12-24
NL100386C (fr)
CH330330A (fr) 1958-05-31

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