JPS5418258A - Attenuation equalizer for correcting cable attenuation due to temperature and frequency - Google Patents
Attenuation equalizer for correcting cable attenuation due to temperature and frequencyInfo
- Publication number
- JPS5418258A JPS5418258A JP8214578A JP8214578A JPS5418258A JP S5418258 A JPS5418258 A JP S5418258A JP 8214578 A JP8214578 A JP 8214578A JP 8214578 A JP8214578 A JP 8214578A JP S5418258 A JPS5418258 A JP S5418258A
- Authority
- JP
- Japan
- Prior art keywords
- attenuation
- frequency
- temperature
- equalizer
- correcting cable
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/14—Control of transmission; Equalising characterised by the equalising network used
- H04B3/141—Control of transmission; Equalising characterised by the equalising network used using multiequalisers, e.g. bump, cosine, Bode
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Filters And Equalizers (AREA)
- Networks Using Active Elements (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7707542A NL7707542A (nl) | 1977-07-07 | 1977-07-07 | Dempingseffenaar voor het corrigeren van een temperatuur- en frequentie-afhankelijke kabel- demping. |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5418258A true JPS5418258A (en) | 1979-02-10 |
Family
ID=19828842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8214578A Pending JPS5418258A (en) | 1977-07-07 | 1978-07-07 | Attenuation equalizer for correcting cable attenuation due to temperature and frequency |
Country Status (7)
Country | Link |
---|---|
US (1) | US4208640A (ja) |
JP (1) | JPS5418258A (ja) |
DE (1) | DE2828697A1 (ja) |
FR (1) | FR2397109A1 (ja) |
GB (1) | GB2000933B (ja) |
IT (1) | IT1096982B (ja) |
NL (1) | NL7707542A (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1110223B (it) * | 1978-12-28 | 1985-12-23 | Cselt Centro Studi Lab Telecom | Procedimento e dispositivo di compensazione dlle variazioni termiche di fase nella funzione di trasferimento di un quadripolo a parametri distribuiti |
US4488126A (en) * | 1982-11-18 | 1984-12-11 | Northern Telecom Limited | Equalizer arrangement for mixed-gauge cables |
US4947386A (en) * | 1987-11-02 | 1990-08-07 | Amp Incorporated | Fixed gain fixed loss amplification system |
US4835494A (en) * | 1988-04-20 | 1989-05-30 | Amp Incorporated | Automatic level control system for broadband cable systems |
DE4001299A1 (de) * | 1990-01-18 | 1991-07-25 | Philips Patentverwaltung | Frequenzgangentzerrer |
GB9208087D0 (en) * | 1992-04-13 | 1992-05-27 | Miles Barry D R | Cable simulator |
US5548222A (en) * | 1994-09-29 | 1996-08-20 | Forte Networks | Method and apparatus for measuring attenuation and crosstalk in data and communication channels |
FR2735634B1 (fr) * | 1995-06-14 | 1997-07-11 | Alcatel Telspace | Dispositif de correction de la caracteristique amplitude/frequence d'un signal ayant transite par un cable et egaliseur frequentiel correspondant |
US5724344A (en) * | 1996-04-02 | 1998-03-03 | Beck; William Federick | Amplifier using a single forward pilot signal to control forward and return automatic slope circuits therein |
EP0872961B1 (en) | 1998-01-15 | 2000-03-29 | Hewlett-Packard Company | Attenuation equalizer for transmission lines |
US6549087B1 (en) | 1999-01-12 | 2003-04-15 | Adc Telecommunications, Inc. | Variable equalizer with independently controlled branches based on different frequency breakpoints |
US6836184B1 (en) | 1999-07-02 | 2004-12-28 | Adc Telecommunications, Inc. | Network amplifier with microprocessor control |
US7289007B2 (en) * | 2004-01-14 | 2007-10-30 | General Instrument Corporation | Temperature compensated variable tilt equalizer |
US7373272B2 (en) * | 2006-07-26 | 2008-05-13 | Honeywell International, Inc. | Temperature compensated resonant transmission line sensor |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE507449A (ja) * | 1950-11-30 | |||
US3441879A (en) * | 1966-05-13 | 1969-04-29 | Edward J Tomcavage | Transmission line thermal equalizer |
US3569869A (en) * | 1968-06-21 | 1971-03-09 | Walter O Sutton Jr | Thermal compensation for a radio frequency transmission line |
DE1919408B2 (de) * | 1969-04-17 | 1971-03-18 | Verfahren zur temperatur und laengenentzerrung in viel kanal traegerfrequenz uebertragungssystemen | |
DE2237578A1 (de) * | 1972-07-31 | 1974-02-21 | Siemens Ag | Einstellbarer entzerrer |
AT326186B (de) * | 1973-11-13 | 1975-11-25 | Siemens Ag Oesterreich | Einstellbarer vierpol zur korrektur des frequenzabhängigen dämpfungsverlaufes von kabeln |
-
1977
- 1977-07-07 NL NL7707542A patent/NL7707542A/xx not_active Application Discontinuation
-
1978
- 1978-06-12 US US05/914,853 patent/US4208640A/en not_active Expired - Lifetime
- 1978-06-30 DE DE19782828697 patent/DE2828697A1/de active Granted
- 1978-07-04 IT IT25316/78A patent/IT1096982B/it active
- 1978-07-04 GB GB7828748A patent/GB2000933B/en not_active Expired
- 1978-07-05 FR FR7820033A patent/FR2397109A1/fr active Granted
- 1978-07-07 JP JP8214578A patent/JPS5418258A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2397109A1 (fr) | 1979-02-02 |
FR2397109B1 (ja) | 1983-09-02 |
DE2828697C2 (ja) | 1988-04-21 |
DE2828697A1 (de) | 1979-01-18 |
IT7825316A0 (it) | 1978-07-04 |
US4208640A (en) | 1980-06-17 |
IT1096982B (it) | 1985-08-26 |
NL7707542A (nl) | 1979-01-09 |
GB2000933B (en) | 1982-01-13 |
GB2000933A (en) | 1979-01-17 |
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