SG90061A1 - A compact antenna for multiple frequency operation - Google Patents

A compact antenna for multiple frequency operation

Info

Publication number: SG90061A1
Authority: SG; Singapore
Prior art keywords: multiple frequency; frequency operation; compact antenna; antenna; compact
Prior art date: 1999-08-24

Application number

SG9904109A

Inventor

Tat Soon Yeo

Mook Seng Leong

Pang Shyan Kooi

Swee Ping Yeo

Ban Leong Ooi

Original Assignee

Univ Singapore

Priority date (The priority date 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 date listed.)

1999-08-24

Filing date

1999-08-24

Publication date

2002-07-23

1999-08-24 Application filed by Univ Singapore filed Critical Univ Singapore

1999-08-24 Priority to SG9904109A priority Critical patent/SG90061A1/en

2000-08-22 Priority to PCT/SG2000/000121 priority patent/WO2001015270A1/en

2002-07-23 Publication of SG90061A1 publication Critical patent/SG90061A1/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
- H01Q9/285—Planar dipole
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/342—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes
- H01Q5/357—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using a single feed point
- H01Q5/364—Creating multiple current paths
- H01Q5/371—Branching current paths
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/06—Details
- H01Q9/065—Microstrip dipole antennas

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Details Of Aerials (AREA)

SG9904109A 1999-08-24 1999-08-24 A compact antenna for multiple frequency operation SG90061A1 (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
SG9904109A SG90061A1 (en)	1999-08-24	1999-08-24	A compact antenna for multiple frequency operation
PCT/SG2000/000121 WO2001015270A1 (en)	1999-08-24	2000-08-22	A compact antenna for multiple frequency operation

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SG9904109A SG90061A1 (en)	1999-08-24	1999-08-24	A compact antenna for multiple frequency operation

Publications (1)

Publication Number	Publication Date
SG90061A1 true SG90061A1 (en)	2002-07-23

Family

ID=20430413

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SG9904109A SG90061A1 (en)	1999-08-24	1999-08-24	A compact antenna for multiple frequency operation

Country Status (2)

Country	Link
SG (1)	SG90061A1 (en)
WO (1)	WO2001015270A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1223637B1 (en)	1999-09-20	2005-03-30	Fractus, S.A.	Multilevel antennae
FR2823909B1 (en) *	2001-04-23	2003-09-12	Framatome Connectors Int	ANTENNA BLOCK FOR A PARTICULARLY COMPACT WIRELESS DEVICE
US7095382B2 (en) *	2003-11-24	2006-08-22	Sandbridge Technologies, Inc.	Modified printed dipole antennas for wireless multi-band communications systems
US7034769B2 (en)	2003-11-24	2006-04-25	Sandbridge Technologies, Inc.	Modified printed dipole antennas for wireless multi-band communication systems
JP4816564B2 (en)	2007-05-17	2011-11-16	カシオ計算機株式会社	Film antenna and electronic equipment
KR20100061499A (en)	2007-08-27	2010-06-07	램버스 인코포레이티드	Antenna array with flexible interconnect for a mobile wireless device
JP4613950B2 (en)	2007-12-27	2011-01-19	カシオ計算機株式会社	Planar monopole antenna and electronic equipment
JP4775406B2 (en)	2008-05-29	2011-09-21	カシオ計算機株式会社	Planar antenna and electronic equipment
JP2010278586A (en) *	2009-05-27	2010-12-09	Casio Computer Co Ltd	Multiband planar antenna and electronic device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS57188108A (en) *	1981-05-15	1982-11-19	Mitsubishi Electric Corp	Array antenna
US5262791A (en) *	1991-09-11	1993-11-16	Mitsubishi Denki Kabushiki Kaisha	Multi-layer array antenna
EP0342175B1 (en) *	1988-05-10	1996-03-20	COMSAT Corporation	Dual-polarized printed circuit antenna having its elements, including gridded printed circuit elements, capacitively coupled to feedlines

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3613258C2 (en) *	1986-04-19	2002-06-13	Daimler Chrysler Ag	Millimeter wave circuit assembly
JPH05347509A (en) *	1992-06-15	1993-12-27	Matsushita Electric Works Ltd	Print antenna
JPH05347510A (en) *	1992-06-15	1993-12-27	Matsushita Electric Works Ltd	Printed antenna

1999
- 1999-08-24 SG SG9904109A patent/SG90061A1/en unknown
2000
- 2000-08-22 WO PCT/SG2000/000121 patent/WO2001015270A1/en not_active Ceased

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS57188108A (en) *	1981-05-15	1982-11-19	Mitsubishi Electric Corp	Array antenna
EP0342175B1 (en) *	1988-05-10	1996-03-20	COMSAT Corporation	Dual-polarized printed circuit antenna having its elements, including gridded printed circuit elements, capacitively coupled to feedlines
US5262791A (en) *	1991-09-11	1993-11-16	Mitsubishi Denki Kabushiki Kaisha	Multi-layer array antenna

Also Published As

Publication number	Publication date
WO2001015270A1 (en)	2001-03-01

Publication	Publication Date	Title
GB2335543B (en)	2001-08-08	A planar antenna
AU2707400A (en)	2000-08-07	Radio frequency identification device
EP1220456A3 (en)	2004-10-20	Arrangement for antenna matching
AU142393S (en)	2000-12-04	Antenna enclosure
AU2001251326A1 (en)	2001-10-23	A reconfigurable plasma antenna
GB2345194B (en)	2003-08-06	Dual band antenna for a handset
AU8760801A (en)	2002-01-30	Antenna for multi-frequency operation
GB0002406D0 (en)	2000-03-22	An antenna for a handset
AU2952800A (en)	2000-08-25	A radio antenna assembly
GB2322738B (en)	2002-01-23	Side by side coil-fed antenna for a portable radio
SG90061A1 (en)	2002-07-23	A compact antenna for multiple frequency operation
GB9828537D0 (en)	1999-02-17	A radio device
GB2357376B (en)	2003-10-29	Antenna unit
AU2000239765A1 (en)	2001-10-15	A radio frequency resonator
GB2377323B (en)	2004-07-07	A radio frequency filter
GB2333674B (en)	2003-08-27	A radio telephone
GB9903263D0 (en)	1999-04-07	A radio handset
GB2383901B (en)	2003-12-31	An antenna
GB9929623D0 (en)	2000-02-09	Frequency plans
GB2357905B (en)	2004-02-11	A radio receiver
AU7694800A (en)	2001-04-17	A switchable microwave device
GB9828533D0 (en)	1999-02-17	Dual band antenna for a handset
GB0006328D0 (en)	2000-05-03	Antenna coupler for a radio device
GB0000783D0 (en)	2000-03-08	Antenna for a wireless device
AU7818900A (en)	2001-04-24	Antenna device for a radio communications device