DE69720645T2 - Navigationsvorrichtung mit Mehrfach-FM-Signalempfangsmöglichkeit - Google Patents

Navigationsvorrichtung mit Mehrfach-FM-Signalempfangsmöglichkeit

Info

Publication number
DE69720645T2
DE69720645T2 DE69720645T DE69720645T DE69720645T2 DE 69720645 T2 DE69720645 T2 DE 69720645T2 DE 69720645 T DE69720645 T DE 69720645T DE 69720645 T DE69720645 T DE 69720645T DE 69720645 T2 DE69720645 T2 DE 69720645T2
Authority
DE
Germany
Prior art keywords
navigation device
signal reception
reception possibility
possibility
signal
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69720645T
Other languages
English (en)
Other versions
DE69720645D1 (de
Inventor
Toshikazu Ogino
Masashige Yamasaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsumi Electric Co Ltd
Original Assignee
Mitsumi Electric Co Ltd
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 Mitsumi Electric Co Ltd filed Critical Mitsumi Electric Co Ltd
Publication of DE69720645D1 publication Critical patent/DE69720645D1/de
Application granted granted Critical
Publication of DE69720645T2 publication Critical patent/DE69720645T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
DE69720645T 1996-10-31 1997-10-31 Navigationsvorrichtung mit Mehrfach-FM-Signalempfangsmöglichkeit Expired - Fee Related DE69720645T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30559596A JP3599502B2 (ja) 1996-10-31 1996-10-31 Ｆｍ多重対応型ナビゲーション装置

Publications (2)

Publication Number Publication Date
DE69720645D1 DE69720645D1 (de) 2003-05-15
DE69720645T2 true DE69720645T2 (de) 2003-10-30

Family

ID=17947042

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69720645T Expired - Fee Related DE69720645T2 (de) 1996-10-31 1997-10-31 Navigationsvorrichtung mit Mehrfach-FM-Signalempfangsmöglichkeit

Country Status (4)

Country Link
US (1) US6195540B1 (de)
EP (1) EP0840268B1 (de)
JP (1) JP3599502B2 (de)
DE (1) DE69720645T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6625432B1 (en) * 1998-05-25 2003-09-23 Mitsubishi Denki Kabushiki Kaisha Receiver
US6480169B2 (en) * 2001-01-19 2002-11-12 Raven Industries Inc. Method and apparatus for receiving signals in two different frequency bands using a single antenna
US7245896B2 (en) * 2002-06-24 2007-07-17 Lg Electronics Inc. Apparatus for improving reception sensitivity of public wave receiver by reducing noise externally-emitted in the public wave receiver
US7125479B2 (en) * 2002-07-11 2006-10-24 The University Of Connecticut Polymeric compositions comprising thieno[3,4-b]thiophene, method of making, and use thereof
CN100583682C (zh) * 2002-12-04 2010-01-20 Nxp股份有限公司 使用单个天线来实现真正的分集接收的方法和设备
TW200824186A (en) * 2006-11-17 2008-06-01 Inventec Appliances Corp Circuit of frequency modulation system for antenna circuit
US7586453B2 (en) * 2006-12-19 2009-09-08 Bae Systems Information And Electronic Systems Integration Inc. Vehicular multiband antenna
US8067947B2 (en) * 2007-11-08 2011-11-29 Honeywell International Inc. Low noise differential charge amplifier for measuring discrete charges in noisy and corrosive environments

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3482248A (en) * 1967-07-31 1969-12-02 Us Army Multifrequency common aperture manifold antenna
JPH01162020A (ja) * 1987-12-18 1989-06-26 Nec Ic Microcomput Syst Ltd Ｆｍラジオ受信機
US5248988A (en) * 1989-12-12 1993-09-28 Nippon Antenna Co., Ltd. Antenna used for a plurality of frequencies in common
US5541615A (en) * 1991-07-31 1996-07-30 Aisin Seiki Kabushiki Kaisha 3 band communication equipment
JPH0629711A (ja) 1992-07-09 1994-02-04 Nhk Spring Co Ltd 自動車用アンテナ
US5300936A (en) 1992-09-30 1994-04-05 Loral Aerospace Corp. Multiple band antenna
JPH0799405A (ja) 1993-09-28 1995-04-11 Asahi Glass Co Ltd 自動車用ガラスアンテナ
IT1271627B (it) * 1994-04-29 1997-06-04 Ibm Semea Spa Integrazione tra comunicazione radio vocale e comunicazione radio di dati.
JPH08204442A (ja) 1995-01-31 1996-08-09 Mitsumi Electric Co Ltd アンテナユニットおよびそれを備えた受信装置
US5543808A (en) * 1995-05-24 1996-08-06 The United States Of America As Represented By The Secretary Of The Army Dual band EHF, VHF vehicular whip antenna
US5654717A (en) * 1995-08-03 1997-08-05 Trimble Navigation, Ltd. GPS/radio antenna combination

Also Published As

Publication number Publication date
JP3599502B2 (ja) 2004-12-08
DE69720645D1 (de) 2003-05-15
EP0840268A2 (de) 1998-05-06
EP0840268B1 (de) 2003-04-09
JPH10132918A (ja) 1998-05-22
EP0840268A3 (de) 1999-04-14
US6195540B1 (en) 2001-02-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee