FR1117757A - Negative impedance converter - Google Patents

Negative impedance converter

Info

Publication number
FR1117757A
FR1117757A FR1117757DA FR1117757A FR 1117757 A FR1117757 A FR 1117757A FR 1117757D A FR1117757D A FR 1117757DA FR 1117757 A FR1117757 A FR 1117757A
Authority
FR
France
Prior art keywords
impedance converter
negative impedance
negative
converter
impedance
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR1117757A publication Critical patent/FR1117757A/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)
FR1117757D 1954-03-22 1954-12-22 Negative impedance converter Expired FR1117757A (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
FR1117757A true FR1117757A (en) 1956-05-28

Family

ID=23654858

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1117757D Expired FR1117757A (en) 1954-03-22 1954-12-22 Negative impedance converter

Country Status (7)

Country Link
US (1) US2817822A (en)
BE (1) BE536601A (en)
CH (1) CH330330A (en)
DE (1) DE974956C (en)
FR (1) FR1117757A (en)
GB (1) GB780177A (en)
NL (2) NL100386C (en)

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 (en) * 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 (en) * 1952-09-19

Also Published As

Publication number Publication date
GB780177A (en) 1957-07-31
US2817822A (en) 1957-12-24
BE536601A (en)
DE974956C (en) 1961-06-15
NL192904A (en)
NL100386C (en)
CH330330A (en) 1958-05-31

Similar Documents

Publication Publication Date Title
FR71382E (en) Advanced ultrasonic converter
FR1142456A (en) Polymerization of olefins
FR1120572A (en) Aluminum-alkyl manufacturing
FR1136396A (en) Automobile body
CH326021A (en) Negative impedance converter
FR1117451A (en) Drawing bench
FR1141870A (en) Binary addition circuit
FR1117757A (en) Negative impedance converter
CH325819A (en) Vacuum nozzle
FR1118780A (en) Drawing bench
CH366309A (en) Negative impedance amplification device
FR1133761A (en) Electro-acoustic transformer
FR1132975A (en) Hydroreformation improvements
FR1100702A (en) Recessed box
FR1101478A (en) Accumulator terminal
FR1113888A (en) Tree coupling
FR1114376A (en) Patient footrests
FR1140429A (en) Polymerization of ethylene
FR1108891A (en) Operating table
FR1114527A (en) Operating table
FR1138958A (en) Interference limiter
FR1122527A (en) Oscillations generator
FR1111847A (en) Advanced operating table
FR1146524A (en) Force amplification box
FR1146526A (en) Perfected doctor