DE8814993U1 - - Google Patents

Info

Publication number
DE8814993U1
DE8814993U1 DE8814993U DE8814993U DE8814993U1 DE 8814993 U1 DE8814993 U1 DE 8814993U1 DE 8814993 U DE8814993 U DE 8814993U DE 8814993 U DE8814993 U DE 8814993U DE 8814993 U1 DE8814993 U1 DE 8814993U1
Authority
DE
Germany
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
Application number
DE8814993U
Other languages
German (de)
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.)
OPPERMANN RICHARD 7762 LUDWIGSHAFEN DE
Original Assignee
OPPERMANN RICHARD 7762 LUDWIGSHAFEN DE
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
Priority claimed from DE8800025U external-priority patent/DE8800025U1/de
Application filed by OPPERMANN RICHARD 7762 LUDWIGSHAFEN DE filed Critical OPPERMANN RICHARD 7762 LUDWIGSHAFEN DE
Priority to DE8814993U priority Critical patent/DE8814993U1/de
Publication of DE8814993U1 publication Critical patent/DE8814993U1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/20—Continuous tuning of single resonant circuit by varying inductance only or capacitance only
    • 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
DE8814993U 1988-01-04 1988-12-02 Expired DE8814993U1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8814993U DE8814993U1 (ko) 1988-01-04 1988-12-02

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE8800025U DE8800025U1 (ko) 1988-01-04 1988-01-04
DE8814993U DE8814993U1 (ko) 1988-01-04 1988-12-02

Publications (1)

Publication Number Publication Date
DE8814993U1 true DE8814993U1 (ko) 1989-03-02

Family

ID=25952566

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8814993U Expired DE8814993U1 (ko) 1988-01-04 1988-12-02

Country Status (1)

Country Link
DE (1) DE8814993U1 (ko)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995030253A1 (en) * 1994-05-03 1995-11-09 Quantum Communications Group, Inc. Antenna device and mobile telephone
DE19545394A1 (de) * 1995-12-06 1997-06-12 Ziegler Horst Antenneneinheit
WO2001041253A1 (en) * 1999-12-01 2001-06-07 Logitech Europe S.A. Loop antenna parasitics reduction technique
EP1134840A2 (de) 2000-03-06 2001-09-19 Horst Prof. Dr. Ziegler Antenne
WO2005043678A1 (en) * 2003-10-30 2005-05-12 Koninklijke Philips Electronics N.V. Receiving loop antenna
DE10329335B4 (de) * 2003-05-28 2005-07-21 Stauber, Siegfried, Dipl.-Ing. Suchantennen-Polarisationsinstrument für eine Material-Detektoreinrichtung
WO2006031785A1 (en) * 2004-09-14 2006-03-23 Kyocera Wireless Corp. Systems and methods for a capacitively-loaded loop antenna
US7274338B2 (en) 2005-10-12 2007-09-25 Kyocera Corporation Meander line capacitively-loaded magnetic dipole antenna
US7408517B1 (en) 2004-09-14 2008-08-05 Kyocera Wireless Corp. Tunable capacitively-loaded magnetic dipole antenna
US7427965B2 (en) 2005-10-12 2008-09-23 Kyocera Corporation Multiple band capacitively-loaded loop antenna
WO2010022181A1 (en) * 2008-08-19 2010-02-25 Qualcomm Incorporated Wireless power transmission for portable wireless power charging
WO2010105273A1 (en) * 2009-03-13 2010-09-16 Qualcomm Incorporated Orthogonal tunable antenna array for wireless communication devices
WO2011025353A1 (en) * 2009-08-28 2011-03-03 Telekom Malaysia Berhad An improved high frequency antenna
US8022888B2 (en) 2008-03-04 2011-09-20 Samsung Electro-Mechanics Co., Ltd. Antenna device

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995030253A1 (en) * 1994-05-03 1995-11-09 Quantum Communications Group, Inc. Antenna device and mobile telephone
DE19545394A1 (de) * 1995-12-06 1997-06-12 Ziegler Horst Antenneneinheit
WO2001041253A1 (en) * 1999-12-01 2001-06-07 Logitech Europe S.A. Loop antenna parasitics reduction technique
US6359594B1 (en) 1999-12-01 2002-03-19 Logitech Europe S.A. Loop antenna parasitics reduction technique
US6600452B2 (en) 1999-12-01 2003-07-29 Logitech Europe S.A. Loop antenna parasitics reduction technique
CN1333492C (zh) * 1999-12-01 2007-08-22 罗技欧洲公司 减小环形天线寄生效应的技术
EP1134840A2 (de) 2000-03-06 2001-09-19 Horst Prof. Dr. Ziegler Antenne
DE10010936A1 (de) * 2000-03-06 2001-09-27 Horst Ziegler Antenne
EP1134840A3 (de) * 2000-03-06 2004-01-07 Horst Prof. Dr. Ziegler Antenne
DE10010936B4 (de) * 2000-03-06 2006-11-02 Horst Prof. Dr. Ziegler Antenne
DE10329335B4 (de) * 2003-05-28 2005-07-21 Stauber, Siegfried, Dipl.-Ing. Suchantennen-Polarisationsinstrument für eine Material-Detektoreinrichtung
WO2005043678A1 (en) * 2003-10-30 2005-05-12 Koninklijke Philips Electronics N.V. Receiving loop antenna
US7239290B2 (en) 2004-09-14 2007-07-03 Kyocera Wireless Corp. Systems and methods for a capacitively-loaded loop antenna
US7760151B2 (en) 2004-09-14 2010-07-20 Kyocera Corporation Systems and methods for a capacitively-loaded loop antenna
CN101048915B (zh) * 2004-09-14 2012-07-25 京瓷公司 用于电容性负载环形天线的系统和方法
US7408517B1 (en) 2004-09-14 2008-08-05 Kyocera Wireless Corp. Tunable capacitively-loaded magnetic dipole antenna
WO2006031785A1 (en) * 2004-09-14 2006-03-23 Kyocera Wireless Corp. Systems and methods for a capacitively-loaded loop antenna
KR100926886B1 (ko) * 2004-09-14 2009-11-16 키오세라 와이어리스 코포레이션 용량성-부하 루프 안테나를 위한 시스템 및 방법
US7876270B2 (en) 2004-09-14 2011-01-25 Kyocera Corporation Modem card with balanced antenna
US7427965B2 (en) 2005-10-12 2008-09-23 Kyocera Corporation Multiple band capacitively-loaded loop antenna
US7274338B2 (en) 2005-10-12 2007-09-25 Kyocera Corporation Meander line capacitively-loaded magnetic dipole antenna
US8022888B2 (en) 2008-03-04 2011-09-20 Samsung Electro-Mechanics Co., Ltd. Antenna device
WO2010022181A1 (en) * 2008-08-19 2010-02-25 Qualcomm Incorporated Wireless power transmission for portable wireless power charging
US8901880B2 (en) 2008-08-19 2014-12-02 Qualcomm Incorporated Wireless power transmission for portable wireless power charging
WO2010105273A1 (en) * 2009-03-13 2010-09-16 Qualcomm Incorporated Orthogonal tunable antenna array for wireless communication devices
US8711047B2 (en) 2009-03-13 2014-04-29 Qualcomm Incorporated Orthogonal tunable antenna array for wireless communication devices
WO2011025353A1 (en) * 2009-08-28 2011-03-03 Telekom Malaysia Berhad An improved high frequency antenna

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