FR2581274B1 - Circuit de suppression a pont d'adaptation pour telecommunications. - Google Patents
Circuit de suppression a pont d'adaptation pour telecommunications.Info
- Publication number
- FR2581274B1 FR2581274B1 FR8506362A FR8506362A FR2581274B1 FR 2581274 B1 FR2581274 B1 FR 2581274B1 FR 8506362 A FR8506362 A FR 8506362A FR 8506362 A FR8506362 A FR 8506362A FR 2581274 B1 FR2581274 B1 FR 2581274B1
- Authority
- FR
- France
- Prior art keywords
- telecommunications
- suppression circuit
- adaptation bridge
- adaptation
- bridge
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/54—Circuits using the same frequency for two directions of communication
- H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
- H04B1/583—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa using a bridge network
- H04B1/585—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa using a bridge network with automatic balancing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB848404563A GB8404563D0 (en) | 1984-02-21 | 1984-02-21 | Adaptive cancellation bridge circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2581274A1 FR2581274A1 (fr) | 1986-10-31 |
FR2581274B1 true FR2581274B1 (fr) | 1993-10-15 |
Family
ID=10556971
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8506362A Expired - Fee Related FR2581274B1 (fr) | 1984-02-21 | 1985-04-25 | Circuit de suppression a pont d'adaptation pour telecommunications. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4670870A (fr) |
DE (1) | DE3514983A1 (fr) |
FR (1) | FR2581274B1 (fr) |
GB (2) | GB8404563D0 (fr) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI71857C (fi) * | 1985-06-13 | 1987-02-09 | Nokia Oy Ab | Foerfarande foer instaellning av utjaemningsimpedansen hos en gaffeltransformator. |
US5136575A (en) * | 1987-12-16 | 1992-08-04 | Kabushiki Kaisha Myukomu | Cancelling circuit and transmission system |
US4852123A (en) * | 1988-02-05 | 1989-07-25 | Motorola, Inc. | Nearly DC IF phase locked transceiver |
US6243446B1 (en) * | 1997-03-11 | 2001-06-05 | Inline Connections Corporation | Distributed splitter for data transmission over twisted wire pairs |
US5010399A (en) * | 1989-07-14 | 1991-04-23 | Inline Connection Corporation | Video transmission and control system utilizing internal telephone lines |
US5809068A (en) * | 1994-05-20 | 1998-09-15 | Multi-Tech Systems, Inc. | PCMCIA modem |
US5822426A (en) * | 1995-06-06 | 1998-10-13 | International Business Machines Corporation | Balanced hybrid circuit |
US6480510B1 (en) | 1998-07-28 | 2002-11-12 | Serconet Ltd. | Local area network of serial intelligent cells |
US6532279B1 (en) | 1999-06-11 | 2003-03-11 | David D. Goodman | High-speed data communication over a residential telephone wiring network |
US6690677B1 (en) | 1999-07-20 | 2004-02-10 | Serconet Ltd. | Network for telephony and data communication |
US20040230710A1 (en) * | 1999-07-27 | 2004-11-18 | Inline Connection Corporation | System and method of automatic installation of computer peripherals |
US6704824B1 (en) * | 1999-07-27 | 2004-03-09 | Inline Connection Corporation | Universal serial bus adapter with automatic installation |
EP1107464A1 (fr) | 1999-12-06 | 2001-06-13 | Alcatel | Procedé et circuit d'annulation d'echo |
US6549616B1 (en) | 2000-03-20 | 2003-04-15 | Serconet Ltd. | Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets |
IL135744A (en) | 2000-04-18 | 2008-08-07 | Mosaid Technologies Inc | Telephone communication system through a single line |
US6842459B1 (en) | 2000-04-19 | 2005-01-11 | Serconet Ltd. | Network combining wired and non-wired segments |
IL144158A (en) | 2001-07-05 | 2011-06-30 | Mosaid Technologies Inc | Socket for connecting an analog telephone to a digital communications network that carries digital voice signals |
WO2003039150A1 (fr) | 2001-10-11 | 2003-05-08 | Serconet Ltd. | Sortie a adaptateur de signaux analogiques, procede d'utilisation, et reseau faisant appel a ladite sortie |
DE10247208A1 (de) * | 2002-10-10 | 2004-04-22 | Infineon Technologies Ag | Brückenschaltung zur Echounterdrückung in Kommunikationseinrichtungen |
IL154234A (en) | 2003-01-30 | 2010-12-30 | Mosaid Technologies Inc | Method and system for providing dc power on local telephone lines |
IL154921A (en) | 2003-03-13 | 2011-02-28 | Mosaid Technologies Inc | A telephone system that includes many separate sources and accessories for it |
IL157787A (en) | 2003-09-07 | 2010-12-30 | Mosaid Technologies Inc | Modular outlet for data communications network |
IL159838A0 (en) | 2004-01-13 | 2004-06-20 | Yehuda Binder | Information device |
IL161869A (en) | 2004-05-06 | 2014-05-28 | Serconet Ltd | A system and method for carrying a signal originating is wired using wires |
US7873058B2 (en) | 2004-11-08 | 2011-01-18 | Mosaid Technologies Incorporated | Outlet with analog signal adapter, a method for use thereof and a network using said outlet |
US7813451B2 (en) | 2006-01-11 | 2010-10-12 | Mobileaccess Networks Ltd. | Apparatus and method for frequency shifting of a wireless signal and systems using frequency shifting |
EP2203799A4 (fr) * | 2007-10-22 | 2017-05-17 | Mobileaccess Networks Ltd. | Système de communication utilisant des fils à faible bande passante |
US8175649B2 (en) | 2008-06-20 | 2012-05-08 | Corning Mobileaccess Ltd | Method and system for real time control of an active antenna over a distributed antenna system |
JP5649588B2 (ja) * | 2009-02-08 | 2015-01-07 | コーニング モバイルアクセス エルティディ. | イーサネット信号を搬送するケーブルを用いる通信システム |
US9509530B2 (en) * | 2009-07-28 | 2016-11-29 | Panasonic Intellectual Property Management Co., Ltd. | Communication system and communication terminal |
EP2829152A2 (fr) | 2012-03-23 | 2015-01-28 | Corning Optical Communications Wireless Ltd. | Puce(s) de circuit intégré à radiofréquence (rfic) servant à fournir des fonctionnalités de système d'antenne à répartition, et composants, systèmes, et procédés connexes |
US9184960B1 (en) | 2014-09-25 | 2015-11-10 | Corning Optical Communications Wireless Ltd | Frequency shifting a communications signal(s) in a multi-frequency distributed antenna system (DAS) to avoid or reduce frequency interference |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1115216A (en) * | 1967-02-28 | 1968-05-29 | Standard Telephones Cables Ltd | Hybrid transformer |
US3781720A (en) * | 1973-01-04 | 1973-12-25 | Bell Telephone Labor Inc | Automatic tap-gain incrementation of adaptive equalizers |
US4074087A (en) * | 1976-08-16 | 1978-02-14 | Bell Telephone Laboratories, Incorporated | Bidirectional voice frequency repeater |
DE2811065C3 (de) * | 1978-03-14 | 1983-06-16 | Willi Studer, Fabrik für elektronische Apparate, Regensdorf | Fernsprech-Gabelschaltung |
FR2460075B1 (fr) * | 1979-06-22 | 1988-12-09 | Cit Alcatel | Annuleur d'echo adaptatif pour transmission de donnees en duplex |
FR2476935A1 (fr) * | 1980-02-27 | 1981-08-28 | Labo Electronique Physique | Procede de reglage de la phase de l'horloge d'un systeme de reception de donnees numeriques, circuit de recuperation de phase pour la mise en oeuvre de ce procede, et systeme de reception de donnees numeriques comprenant ce circuit. |
-
1984
- 1984-02-21 GB GB848404563A patent/GB8404563D0/en active Pending
-
1985
- 1985-02-19 GB GB08504230A patent/GB2154836B/en not_active Expired
- 1985-04-22 US US06/725,539 patent/US4670870A/en not_active Expired - Fee Related
- 1985-04-25 FR FR8506362A patent/FR2581274B1/fr not_active Expired - Fee Related
- 1985-04-25 DE DE19853514983 patent/DE3514983A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
FR2581274A1 (fr) | 1986-10-31 |
US4670870A (en) | 1987-06-02 |
GB8504230D0 (en) | 1985-03-20 |
DE3514983A1 (de) | 1986-10-30 |
GB2154836A (en) | 1985-09-11 |
GB8404563D0 (en) | 1984-03-28 |
GB2154836B (en) | 1987-07-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |