EP 2052537 A4 20110316 - BOOSTER CIRCUIT
Title (en)
BOOSTER CIRCUIT
Title (de)
VERSTÄRKUNGSSCHALTUNG
Title (fr)
CIRCUIT AMPLIFICATEUR
Publication
Application
Priority
- KR 2007004497 W 20070918
- KR 20060092262 A 20060922
Abstract (en)
[origin: WO2008035893A1] A booster circuit comprises a rejection filter for filtering a signal, which has a frequency band higher than a preset frequency band, among input signals, and a booster for receiving and amplifying a signal output from the rejection filter.
IPC 8 full level
H04N 5/50 (2006.01); H03F 3/19 (2006.01); H03H 7/01 (2006.01)
CPC (source: EP KR)
H03F 3/191 (2013.01 - EP); H03H 5/02 (2013.01 - EP); H04B 1/10 (2013.01 - EP); H04B 1/18 (2013.01 - EP); H04N 5/50 (2013.01 - KR); H03F 2200/114 (2013.01 - EP); H03F 2200/165 (2013.01 - EP); H03F 2200/216 (2013.01 - EP); H03F 2200/225 (2013.01 - EP); H03F 2200/237 (2013.01 - EP); H03F 2200/391 (2013.01 - EP); H03F 2200/451 (2013.01 - EP); H03F 2200/75 (2013.01 - EP)
Citation (search report)
- [X] EP 1418680 A1 20040512 - HITACHI METALS LTD [JP]
- [X] WO 02073794 A2 20020919 - CALIFORNIA INST OF TECHN [US]
- [X] JP 2005323063 A 20051117 - HITACHI METALS LTD
- [X] JP 2005080109 A 20050324 - MURATA MANUFACTURING CO
- [X] US 6351294 B1 20020226 - YAMAMOTO MASAKI [JP], et al
- See references of WO 2008035893A1
Designated contracting state (EPC)
ES FR GB
DOCDB simple family (publication)
WO 2008035893 A1 20080327; EP 2052537 A1 20090429; EP 2052537 A4 20110316; KR 20080026968 A 20080326
DOCDB simple family (application)
KR 2007004497 W 20070918; EP 07808287 A 20070918; KR 20060092262 A 20060922