GB726700A - Improvements in or relating to negative impedance networks for transmission lines - Google Patents
Improvements in or relating to negative impedance networks for transmission linesInfo
- 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
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)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Amplifiers (AREA)
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)
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU6488299A (en) * | 1998-11-02 | 2000-05-22 | Stojan Velkoski | Bio neutralizer-transformer |
-
0
- BE BE518899D patent/BE518899A/xx unknown
- NL NLAANVRAGE7103947,A patent/NL172515B/xx unknown
-
1952
- 1952-06-06 FR FR1057731D patent/FR1057731A/fr not_active Expired
-
1953
- 1953-01-16 CH CH325681D patent/CH325681A/fr unknown
- 1953-03-13 GB GB7058/53A patent/GB726700A/en not_active Expired
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 |