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Dokument EP000001691482A1 (Seiten: 16)

Bibliografische Daten Dokument EP000001691482A1 (Seiten: 16)
INID Kriterium Feld Inhalt
54 Titel TI [DE] Abstimmbares RF-Filter
[EN] A tunable radio frequency filter
[FR] Filtre RF accordable
71/73 Anmelder/Inhaber PA LUCENT TECHNOLOGIES INC, US
72 Erfinder IN FISCHER GEORG, DE
22/96 Anmeldedatum AD 01.02.2006
21 Anmeldenummer AN 06250538
Anmeldeland AC EP
Veröffentlichungsdatum PUB 16.08.2006
33
31
32
Priorität PRC
PRN
PRD
US
5513705
20050210
51 IPC-Hauptklasse ICM H03H 7/12 (2006.01)
51 IPC-Nebenklasse ICS
IPC-Zusatzklasse ICA
IPC-Indexklasse ICI
Gemeinsame Patentklassifikation CPC H03H 7/12
H03H 7/175
H03H 7/1775
H03H 7/463
MCD-Hauptklasse MCM H03H 7/12 (2006.01)
MCD-Nebenklasse MCS
MCD-Zusatzklasse MCA
57 Zusammenfassung AB [EN] The present invention provides a filter unit cell. The filter unit cell includes a variable capacitor coupled in series between first and second nodes and an inductor coupled in series between the second node and a third node.
56 Entgegengehaltene Patentdokumente/Zitate,
in Recherche ermittelt
CT BE000000404892A
DE000019844143A1
US000002196881A
US020040130414A1
56 Entgegengehaltene Patentdokumente/Zitate,
vom Anmelder genannt
CT
56 Entgegengehaltene Nichtpatentliteratur/Zitate,
in Recherche ermittelt
CTNP CALOZ C. ET AL: "Characteristics of the Composite Right/Left-Handed Transmission Lines", IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS, vol. 14, no. 2, 1 February 2004 (2004-02-01), pages 68 - 70 2;
CALOZ C. ET AL: "Composite right/left-handed transmission line metamaterials", IEEE MICROWAVE MAGAZINE, vol. 5, no. 3, 1 September 2004 (2004-09-01), pages 34 - 50, XP011119759 2;
CALOZ C. ET AL: "Invited - Novel microwave devices and structures based on the transmission line approach of meta-materials", 2003 IEEE MTT-S INTERNATIONAL MICROWAVE SYMPOSIUM DIGEST, vol. 1, 8 June 2003 (2003-06-08), pages 195 - 198, XP010644503 2;
CALOZ C. ET AL: "Unusual propagation characteristics in CRLH structures", IEEE ANTENNAS AND PROPAGATION SOCIETY SYMPOSIUM, 2004, vol. 4, 20 June 2004 (2004-06-20), pages 3549 - 3552, XP010721379 2;
CALOZ C.; ITOH T.: "Lossy transmission line metamaterials", MICROWAVE AND OPTICAL TECHNOLOGY LETTERS, vol. 43, no. 2, 20 October 2004 (2004-10-20), pages 112 - 114 2;
ELEFTHERIADES G. ET AL: "Planar negative-refractive index media using a periodically L-C loaded transmission lines", IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES, vol. 50, no. 12, December 2002 (2002-12-01), pages 2702 - 2712 2;
HOROWITZ, P.; HILL, W.: "The Art of Electronics (Pages 57, 58)", 1989, CAMBRIDGE UNIVERSITY PRESS, CAMBRIDGE, GB, XP002376343 0;
ITOH T.: "Invited paper: Prospects for metamaterials", ELECTRONICS LETTERS, vol. 40, no. 16, 5 August 2004 (2004-08-05), pages 972 - 973, XP006022467 2;
LENK, J.D.: "Handbook of Practical Electronic Circuits (Chapter 5: Filter, Attenuator and Waveforming Circuits)", 1982, PRENTICE HALL, INC., ENGLEWOOD CLIFFS, NJ,USA, XP002376342 0;
RAZAVI, B.: "RF Microelectronics (Chapter 4: Multiple Access Techniques and Wireless Standards)", 1998, PRENTICE HALL PTR, UPPER SADDLE RIVER, NJ, USA, XP002376344 0;
SANADA A. ET AL: "A planar zeroth-order resonator antenna using a left-handed transmission line", 34TH EUROPEAN MICROWAVE CONFERENCE, 2004, vol. 3, 11 October 2004 (2004-10-11), pages 1341 - 1344 2;
SANADA A. ET AL: "Novel Zeroth-Order Resonance in composite right/left-handed Transmission Line Resonators", 2003 ASIA PACIFIC MICROWAVE CONFERENCE, vol. 3, 4 November 2003 (2003-11-04) - 7 November 2003 (2003-11-07), SEOUL, KOREA, pages 1588 - 1591 2
56 Entgegengehaltene Nichtpatentliteratur/Zitate,
vom Anmelder genannt
CTNP
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