GB726700A - Improvements in or relating to negative impedance networks for transmission lines - Google Patents

Improvements in or relating to negative impedance networks for transmission lines

Info

Publication number
GB726700A
GB726700A GB7058/53A GB705853A GB726700A GB 726700 A GB726700 A GB 726700A GB 7058/53 A GB7058/53 A GB 7058/53A GB 705853 A GB705853 A GB 705853A GB 726700 A GB726700 A GB 726700A
Authority
GB
United Kingdom
Prior art keywords
impedance
transmission line
negative
impedances
transistor
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
GB7058/53A
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.)
JEAN MARIE MOULAN
Original Assignee
JEAN MARIE MOULAN
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 JEAN MARIE MOULAN filed Critical JEAN MARIE MOULAN
Publication of GB726700A publication Critical patent/GB726700A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B3/00Line transmission systems
    • H04B3/02Details
    • H04B3/04Control of transmission; Equalising
    • H04B3/16Control of transmission; Equalising characterised by the negative-impedance network used
    • H04B3/18Control 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)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Amplifiers (AREA)
GB7058/53A 1952-06-06 1953-03-13 Improvements in or relating to negative impedance networks for transmission lines Expired GB726700A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1057731T 1952-06-06

Publications (1)

Publication Number Publication Date
GB726700A true GB726700A (en) 1955-03-23

Family

ID=9598152

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7058/53A Expired GB726700A (en) 1952-06-06 1953-03-13 Improvements in or relating to negative impedance networks for transmission lines

Country Status (5)

Country Link
BE (1) BE518899A (US06623731-20030923-C00052.png)
CH (1) CH325681A (US06623731-20030923-C00052.png)
FR (1) FR1057731A (US06623731-20030923-C00052.png)
GB (1) GB726700A (US06623731-20030923-C00052.png)
NL (1) NL172515B (US06623731-20030923-C00052.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6488299A (en) * 1998-11-02 2000-05-22 Stojan Velkoski Bio neutralizer-transformer

Also Published As

Publication number Publication date
NL172515B (nl)
BE518899A (US06623731-20030923-C00052.png)
FR1057731A (fr) 1954-03-10
CH325681A (fr) 1957-11-15

Similar Documents

Publication Publication Date Title
US3649769A (en) Circuit for supplying direct current to a telephone line
US4181824A (en) Balancing impedance circuit
GB845281A (en) Improvements in or relating to transistor circuit arrangements for converting impedances
WO1980000769A1 (en) Frequency-sensitive electronic hybrid
SE7701041L (sv) Linjekrets med batterimatningsimpedanser
GB815632A (en) Improvements in or relating to communication systems
GB726700A (en) Improvements in or relating to negative impedance networks for transmission lines
GB737526A (en) Stabilized electrical networks
GB1349211A (en) Active type group-delay equaliser
GB1185514A (en) Improvements in or relating to Telephone Set Circuits.
GB1164931A (en) Automatic Regulation of Telephone Sets.
GB727765A (en) Improvements in or relating to negative impedance devices
GB798055A (en) Negative-impedance repeater using a transistor amplifier
US4133986A (en) Subscriber's line equipment for a telephone exchange
GB535181A (en) Improvements in or relating to electrical coupling circuits
US3810247A (en) Telephone set circuit
GB793400A (en) Amplifying system comprising a negative-impedance repeater associated with a transmission line
GB955791A (en) Transistorised transmitter for polar signals
GB829307A (en) A negative impedance amplifier with separate input and output particularly for telephone systems
GB730558A (en) Improvements in or relating to output control circuits for electrical transmission networks
FR2403690A1 (fr) Dipole gyrateur
GB773850A (en) Improvements in or relating to telephone set circuits
GB1004675A (en) Electrical gate circuits
GB620897A (en) Improvements in or relating to substation telephone sets
GB1178039A (en) Improvements in or relating to Feedback Amplifier Systems