FR1218094A - Répéteurs à impédance négative - Google Patents

Répéteurs à impédance négative

Info

Publication number
FR1218094A
FR1218094A FR783241A FR783241A FR1218094A FR 1218094 A FR1218094 A FR 1218094A FR 783241 A FR783241 A FR 783241A FR 783241 A FR783241 A FR 783241A FR 1218094 A FR1218094 A FR 1218094A
Authority
FR
France
Prior art keywords
negative impedance
repeaters
impedance repeaters
negative
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
FR783241A
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.)
General Telephone Laboratories Inc
Original Assignee
General Telephone Laboratories 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 General Telephone Laboratories Inc filed Critical General Telephone Laboratories Inc
Application granted granted Critical
Publication of FR1218094A publication Critical patent/FR1218094A/fr
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
    • H04B3/18—Control of transmission; Equalising characterised by the negative-impedance network used wherein the network comprises semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
FR783241A 1958-06-09 1959-01-05 Répéteurs à impédance négative Expired FR1218094A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US740806A US2998581A (en) 1958-06-09 1958-06-09 Negative impedance repeaters having gain controls

Publications (1)

Publication Number Publication Date
FR1218094A true FR1218094A (fr) 1960-05-09

Family

ID=24978157

Family Applications (1)

Application Number Title Priority Date Filing Date
FR783241A Expired FR1218094A (fr) 1958-06-09 1959-01-05 Répéteurs à impédance négative

Country Status (3)

Country Link
US (1) US2998581A (fr)
BE (1) BE574156A (fr)
FR (1) FR1218094A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1283307B (de) * 1967-10-21 1968-11-21 August Schwer Soehne Gmbh Antennenverstaerker
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
IT980548B (it) * 1973-03-12 1974-10-10 Applic Elettro Telefoniche Snc Ripetitore ad impedenza negativa per linee telefoniche
CA987040A (en) * 1973-08-08 1976-04-06 Peter G. Junek Enhancing impedance characteristics of negative impedance repeaters operating at high gain
US4961218A (en) * 1989-05-17 1990-10-02 Tollgrade Communications, Inc. Enhanced line powered amplifier
CN1045220C (zh) * 1996-06-26 1999-09-22 杨风桐 用硼元素和中子寿命测井仪寻求剩余油残余油的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE522796A (fr) * 1952-09-17
US2745068A (en) * 1954-12-23 1956-05-08 Bell Telephone Labor Inc Transistor negative impedance converters
US2844669A (en) * 1955-05-10 1958-07-22 Itt Negative-impedance repeater having gain controls

Also Published As

Publication number Publication date
BE574156A (fr) 1959-04-16
US2998581A (en) 1961-08-29

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