EP 1293041 A1 20030319 - RECURSIVE SAW-FILTER WITH A LOW CHIP LENGTH
Title (en)
RECURSIVE SAW-FILTER WITH A LOW CHIP LENGTH
Title (de)
REKURSIVES OFW-FILTER MIT GERINGER CHIPLÄNGE
Title (fr)
FILTRE RECURSIF A ONDES DE SURFACE A FAIBLE LONGUEUR DE PUCE
Publication
Application
Priority
- DE 0101629 W 20010430
- DE 10026074 A 20000525
Abstract (en)
[origin: WO0191293A1] The invention relates to a recursive surface wave filter with directed reflexion, characterized in that the desired transmission behavior is formed by superimposing the signals of three electrically connected individual tracks.
IPC 1-7
IPC 8 full level
H03H 9/00 (2006.01); H03H 9/25 (2006.01); H03H 9/64 (2006.01); H03H 9/02 (2006.01); H03H 9/145 (2006.01)
CPC (source: EP US)
H03H 9/0028 (2013.01 - EP US); H03H 9/0042 (2013.01 - EP US); H03H 9/14558 (2013.01 - EP US); H03H 9/14564 (2013.01 - EP US); H03H 9/14567 (2013.01 - EP US); H03H 9/14532 (2013.01 - EP US); H03H 9/14547 (2013.01 - EP US)
Citation (search report)
See references of WO 0191293A1
Designated contracting state (EPC)
AT BE CH CY DE FR GB LI
DOCDB simple family (publication)
WO 0191293 A1 20011129; DE 10026074 A1 20011129; DE 10026074 B4 20100218; EP 1293041 A1 20030319; JP 2003534698 A 20031118; US 2004041666 A1 20040304; US 6909342 B2 20050621
DOCDB simple family (application)
DE 0101629 W 20010430; DE 10026074 A 20000525; EP 01942991 A 20010430; JP 2001586778 A 20010430; US 29610003 A 20030616