HK1066326A1 - Am antenna noise reducing - Google Patents

Am antenna noise reducing

Info

Publication number
HK1066326A1
HK1066326A1 HK04109032.7A HK04109032A HK1066326A1 HK 1066326 A1 HK1066326 A1 HK 1066326A1 HK 04109032 A HK04109032 A HK 04109032A HK 1066326 A1 HK1066326 A1 HK 1066326A1
Authority
HK
Hong Kong
Prior art keywords
noise reducing
antenna noise
antenna
reducing
noise
Prior art date
Application number
HK04109032.7A
Other languages
English (en)
Inventor
Charles E Dunn Jr
Robert Preston Parker
Original Assignee
Bose Corp
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.)
Filing date
Publication date
Application filed by Bose Corp filed Critical Bose Corp
Publication of HK1066326A1 publication Critical patent/HK1066326A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/06—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with core of ferromagnetic material
    • H01Q7/08—Ferrite rod or like elongated core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/005—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with variable reactance for tuning the antenna
HK04109032.7A 2002-09-27 2004-11-16 Am antenna noise reducing HK1066326A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/256,511 US6867745B2 (en) 2002-09-27 2002-09-27 AM antenna noise reducing

Publications (1)

Publication Number Publication Date
HK1066326A1 true HK1066326A1 (en) 2005-03-18

Family

ID=31977865

Family Applications (2)

Application Number Title Priority Date Filing Date
HK04109032.7A HK1066326A1 (en) 2002-09-27 2004-11-16 Am antenna noise reducing
HK06104651A HK1084777A1 (en) 2002-09-27 2006-04-19 Am antenna noise reduction

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK06104651A HK1084777A1 (en) 2002-09-27 2006-04-19 Am antenna noise reduction

Country Status (6)

Country Link
US (1) US6867745B2 (fr)
EP (2) EP1615292B1 (fr)
JP (1) JP4357919B2 (fr)
CN (1) CN1497778B (fr)
DE (2) DE60303739T2 (fr)
HK (2) HK1066326A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3970751B2 (ja) * 2002-11-06 2007-09-05 新潟精密株式会社 ダブルコンバージョン方式の受信機
US8217747B2 (en) * 2004-06-23 2012-07-10 Nxp B.V. Planar inductor
US20070021085A1 (en) * 2005-07-25 2007-01-25 Ibiquity Digital Corporation Adaptive Beamforming For AM Radio
US8032090B2 (en) * 2007-06-29 2011-10-04 Silicon Laboratories Inc. Antenna for use in portable applications
US8185077B2 (en) * 2009-01-20 2012-05-22 Raytheon Company Method and system for noise suppression in antenna
SK288555B6 (sk) 2009-11-14 2018-05-02 Smk Corporation Spôsob a systém na prenos dát z transpondera do čítačky, najmä pri platobných aplikáciách s mobilným komunikačným zariadením

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3209358A (en) 1962-09-24 1965-09-28 Robert A Felsenheld Electronically tunable antenna
US3679979A (en) * 1969-06-26 1972-07-25 Sarkes Tarzian Am, fm, and fm stereo tuner having simplified am to fm switching means
JPS5627514A (en) 1979-08-13 1981-03-17 Pioneer Electronic Corp Tuning circuit of balanced antenna
US4805232A (en) * 1987-01-15 1989-02-14 Ma John Y Ferrite-core antenna
JPS62283705A (ja) 1987-02-06 1987-12-09 Toyota Motor Corp 車両用アンテナ装置
DE19510875C1 (de) 1995-03-24 1996-09-05 Silvretta Sherpas Sportartikel Tragbares Ortungsgerät
WO2002005236A1 (fr) 2000-07-06 2002-01-17 C. Crane Company Antenne a double enroulement
NO313976B1 (no) 2000-11-06 2003-01-06 Helge Idar Karlsen Anordning ved antenne

Also Published As

Publication number Publication date
US6867745B2 (en) 2005-03-15
JP2004120768A (ja) 2004-04-15
CN1497778A (zh) 2004-05-19
DE60315517D1 (de) 2007-09-20
DE60303739D1 (de) 2006-04-27
DE60315517T2 (de) 2007-12-27
EP1403963A3 (fr) 2004-04-28
JP4357919B2 (ja) 2009-11-04
US20040061659A1 (en) 2004-04-01
EP1615292A1 (fr) 2006-01-11
CN1497778B (zh) 2012-11-21
DE60303739T2 (de) 2006-08-10
HK1084777A1 (en) 2006-08-04
EP1403963A2 (fr) 2004-03-31
EP1403963B1 (fr) 2006-03-01
EP1615292B1 (fr) 2007-08-08

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20160926