EP 0989628 A1 20000329 - Patch antenna having flexed ground plate
Title (en)
Patch antenna having flexed ground plate
Title (de)
Streifenantenne mit gebogener Grundplatte
Title (fr)
Antenne à plaque avec plaque de terre courbé
Publication
Application
Priority
KR 19980037870 A 19980914
Abstract (en)
A patch antenna which shows a wide bandwidth and maintains a high radiation efficiency without increasing the size thereof. The patch antenna comprises a radiating plate (10), a ground plate (20), and means (30) for feeding the radiating plate (10). The ground plate (20) has a base plane(22) and at least one vertical lip (24) extended perpendicularly from the base plane (22) to have a "L"-shaped or "U"-shaped cross section. <IMAGE>
IPC 1-7
IPC 8 full level
H01Q 13/08 (2006.01); H01Q 9/04 (2006.01)
CPC (source: EP KR)
H01Q 9/0407 (2013.01 - EP); H01Q 13/08 (2013.01 - KR)
Citation (search report)
- [A] US 4780724 A 19881025 - SHARMA ARVIND K [US], et al
- [A] US 4724443 A 19880209 - NYSEN PAUL A [US]
- [PX] WO 9943045 A1 19990826 - QUALCOMM INC [US]
- [PX] WO 9943037 A2 19990826 - QUALCOMM INC [US]
- [PA] WO 9844588 A1 19981008 - QUALCOMM INC [US]
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0989628 A1 20000329; EP 0989628 B1 20030806; AT E246848 T1 20030815; DE 69910137 D1 20030911; DE 69910137 T2 20040609; KR 100322385 B1 20020622; KR 20000019672 A 20000415
DOCDB simple family (application)
EP 99118195 A 19990913; AT 99118195 T 19990913; DE 69910137 T 19990913; KR 19980037870 A 19980914