DE69024947D1 - Impedanz-Synthese durch vielfache Schleife, die filternde Mittel verwendet - Google Patents
Impedanz-Synthese durch vielfache Schleife, die filternde Mittel verwendetInfo
- Publication number
- DE69024947D1 DE69024947D1 DE69024947T DE69024947T DE69024947D1 DE 69024947 D1 DE69024947 D1 DE 69024947D1 DE 69024947 T DE69024947 T DE 69024947T DE 69024947 T DE69024947 T DE 69024947T DE 69024947 D1 DE69024947 D1 DE 69024947D1
- Authority
- DE
- Germany
- Prior art keywords
- filtering means
- multiple loop
- loop impedance
- impedance synthesis
- synthesis
- 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
- 230000015572 biosynthetic process Effects 0.000 title 1
- 238000001914 filtration Methods 0.000 title 1
- 238000003786 synthesis reaction Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/001—Current supply source at the exchanger providing current to substations
- H04M19/005—Feeding arrangements without the use of line transformers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Interface Circuits In Exchanges (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP90201196A EP0455894B1 (de) | 1990-05-11 | 1990-05-11 | Impedanz-Synthese durch vielfache Schleife, die filternde Mittel verwendet |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69024947D1 true DE69024947D1 (de) | 1996-02-29 |
DE69024947T2 DE69024947T2 (de) | 1996-08-08 |
Family
ID=8205012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69024947T Expired - Fee Related DE69024947T2 (de) | 1990-05-11 | 1990-05-11 | Impedanz-Synthese durch vielfache Schleife, die filternde Mittel verwendet |
Country Status (6)
Country | Link |
---|---|
US (1) | US5343520A (de) |
EP (1) | EP0455894B1 (de) |
JP (1) | JPH04230156A (de) |
AU (1) | AU641757B2 (de) |
CA (1) | CA2042292C (de) |
DE (1) | DE69024947T2 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69016648T2 (de) * | 1990-05-11 | 1995-07-06 | Alcatel Nv | Fernmeldeleitungsschaltung. |
US5515434A (en) * | 1994-06-29 | 1996-05-07 | Harris Corp | Impedance setting circuit for a SLIC |
US5740241A (en) * | 1995-05-12 | 1998-04-14 | Carrier Access Corporation | T1 channel bank control process and apparatus |
US6115466A (en) * | 1998-03-12 | 2000-09-05 | Westell Technologies, Inc. | Subscriber line system having a dual-mode filter for voice communications over a telephone line |
US6144735A (en) * | 1998-03-12 | 2000-11-07 | Westell Technologies, Inc. | Filters for a digital subscriber line system for voice communication over a telephone line |
US6628779B1 (en) * | 1998-05-11 | 2003-09-30 | Telcordia Technologies, Inc. | Method and system for scaleable near-end speech cancellation for tip and ring tone signal detectors |
US6137880A (en) * | 1999-08-27 | 2000-10-24 | Westell Technologies, Inc. | Passive splitter filter for digital subscriber line voice communication for complex impedance terminations |
US6275582B1 (en) * | 1999-12-17 | 2001-08-14 | Telcordia Technologies, Inc. | Differential line bridge for scaleable near-end speech cancellation for tip and ring tone signal detectors |
US7660408B1 (en) * | 2000-04-28 | 2010-02-09 | 3Com Corporation | Attenuation and termination circuit using impedance synthesis |
US6826278B2 (en) | 2000-05-15 | 2004-11-30 | Centillium Communications, Inc. | Central office interface techniques for digital subscriber lines |
US6850618B1 (en) | 2000-05-15 | 2005-02-01 | Centillium Communications, Inc. | Central office interface techniques for digital subscriber lines |
US6760433B2 (en) | 2000-05-15 | 2004-07-06 | Centillium Communications, Inc. | Central office interface techniques for digital subscriber lines |
WO2008051211A1 (en) | 2006-10-23 | 2008-05-02 | J.A. Woollam Co., Inc. | System and method for setting and compensating errors in aoi and poi of a beam of em radiation |
CN114706440B (zh) * | 2022-03-31 | 2023-08-29 | 深蓝汽车科技有限公司 | 可调的振铃抑制电路及车辆 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8202812A (nl) * | 1982-07-12 | 1984-02-01 | Philips Nv | Voedingsinrichting voor het toevoeren van gelijkstroom aan abonneecircuits. |
SE433285B (sv) * | 1982-09-22 | 1984-05-14 | Ericsson Telefon Ab L M | Anordning for strommatning av en abonnentapparat |
US4539438A (en) * | 1983-08-22 | 1985-09-03 | Northern Telecom Limited | Active impedance transformer assisted line feed circuit with supervision filtering |
NZ209462A (en) * | 1983-09-19 | 1988-02-29 | Stc Plc | Pulse generated: gated reference level replaces pulse base level |
US4712233A (en) * | 1985-04-22 | 1987-12-08 | Fairchild Camera & Instrument Corp. | Monolithic telephone subscriber line interface circuit |
ATE70681T1 (de) * | 1985-05-17 | 1992-01-15 | Alcatel Nv | Fernmeldeleitungsschaltung. |
DE3686111T2 (de) * | 1985-09-20 | 1993-01-07 | Nippon Electric Co | Teilnehmerleitungsschnittstellenschaltung mit mitteln zum kombinieren von gleichstrom- und wechselstromgegenkopplungssignalen. |
US4849662A (en) * | 1986-04-14 | 1989-07-18 | Crystal Semiconductor Corporation | Switched-capacitor filter having digitally-programmable capacitive element |
AT386307B (de) * | 1986-05-23 | 1988-08-10 | Siemens Ag Oesterreich | Fernsprechteilnehmerschaltung |
CA1258930A (en) * | 1986-12-24 | 1989-08-29 | Reinhard Rosch | Active impedance line feed circuit |
US4832617A (en) * | 1988-03-31 | 1989-05-23 | Foxx Conn International, Inc. | Circuit board socket, contact and method of manufacture |
US4864609A (en) * | 1988-05-26 | 1989-09-05 | Northern Telecom Limited | Telephone line interface circuit |
EP0402360B1 (de) * | 1988-12-24 | 1993-10-13 | Alcatel N.V. | Mehrschleifen-impedanzsynthese mit filtern |
JPH0531829Y2 (de) * | 1989-03-09 | 1993-08-16 | ||
JPH0828249B2 (ja) * | 1989-03-18 | 1996-03-21 | ケル株式会社 | ツーピースコネクタ |
-
1990
- 1990-05-11 DE DE69024947T patent/DE69024947T2/de not_active Expired - Fee Related
- 1990-05-11 EP EP90201196A patent/EP0455894B1/de not_active Expired - Lifetime
-
1991
- 1991-04-24 AU AU75944/91A patent/AU641757B2/en not_active Ceased
- 1991-05-10 CA CA002042292A patent/CA2042292C/en not_active Expired - Fee Related
- 1991-05-13 US US07/699,954 patent/US5343520A/en not_active Expired - Fee Related
- 1991-05-13 JP JP3107467A patent/JPH04230156A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0455894B1 (de) | 1996-01-17 |
CA2042292C (en) | 1995-05-30 |
AU641757B2 (en) | 1993-09-30 |
JPH04230156A (ja) | 1992-08-19 |
US5343520A (en) | 1994-08-30 |
EP0455894A1 (de) | 1991-11-13 |
DE69024947T2 (de) | 1996-08-08 |
AU7594491A (en) | 1993-01-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
MA21822A1 (fr) | Composition de shampoing anti - pelicullaire . | |
DE69104796D1 (de) | Zusammensetzung für die Haarbehandlung. | |
DE69003407D1 (de) | Integriertes abgestimmtes Einlassystem. | |
ITRM910086A0 (it) | Complesso sterile per perforazioni auricolari. | |
DE69024947D1 (de) | Impedanz-Synthese durch vielfache Schleife, die filternde Mittel verwendet | |
DE59008261D1 (de) | Medianfilter. | |
DE69111820D1 (de) | Ammoniaksynthese mit hohem umwandlungsgrad. | |
FI912344A (fi) | Kompressionsskarv foer glasoegon. | |
DE69206314D1 (de) | Hydroumwandlungsverfahren. | |
FI904451A0 (fi) | Etylen/propylen/etyliden/norbornen- gummin. | |
DE69111019D1 (de) | Entparaffinierungsprozess. | |
FI891851A0 (fi) | Rengoerings-/avskiljningsapparat foer filter i vaot- och torrsugare. | |
IT1242156B (it) | Complesso pedivella-pedale perfezionato. | |
DE59100580D1 (de) | Palladium-haltige Katalysatorzubereitung. | |
NO911775D0 (no) | Ekstruderdyse. | |
DE69004699D1 (de) | Zahnreinigungsmittel. | |
ES1016356Y (es) | Troquel perfeccionado. | |
ES1011416Y (es) | Colchon perfeccionado. | |
ES1015309Y (es) | Caja-expositor perfeccionada. | |
ES1014172Y (es) | Muneco-pinata perfeccionado. | |
ES1013582Y (es) | Volatimetro perfeccionado. | |
ES1015742Y (es) | Sofa-cama perfeccionado. | |
ES1009225Y (es) | Troqueladora perfeccionada. | |
ES1012553Y (es) | Perfumador. | |
IT9084910A1 (it) | Dispositivo di filtraggio soluzione per linea di deflussore. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |