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
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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8814993U DE8814993U1 (en) | 1988-01-04 | 1988-12-02 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8800025U DE8800025U1 (en) | 1988-01-04 | 1988-01-04 | |
| DE8814993U DE8814993U1 (en) | 1988-01-04 | 1988-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE8814993U1 true DE8814993U1 (en) | 1989-03-02 |
Family
ID=25952566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8814993U Expired DE8814993U1 (en) | 1988-01-04 | 1988-12-02 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE8814993U1 (en) |
Cited By (14)
| 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 (en) * | 1995-12-06 | 1997-06-12 | Ziegler Horst | Antenna unit |
| WO2001041253A1 (en) * | 1999-12-01 | 2001-06-07 | Logitech Europe S.A. | Loop antenna parasitics reduction technique |
| EP1134840A2 (en) | 2000-03-06 | 2001-09-19 | Horst Prof. Dr. Ziegler | Antenna |
| WO2005043678A1 (en) * | 2003-10-30 | 2005-05-12 | Koninklijke Philips Electronics N.V. | Receiving loop antenna |
| DE10329335B4 (en) * | 2003-05-28 | 2005-07-21 | Stauber, Siegfried, Dipl.-Ing. | Search antenna polarization instrument for a material detector device |
| 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 |
-
1988
- 1988-12-02 DE DE8814993U patent/DE8814993U1/de not_active Expired
Cited By (27)
| 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 (en) * | 1995-12-06 | 1997-06-12 | Ziegler Horst | Antenna unit |
| 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 (en) * | 1999-12-01 | 2007-08-22 | 罗技欧洲公司 | Loop antenna parasitics reducing techinque |
| EP1134840A2 (en) | 2000-03-06 | 2001-09-19 | Horst Prof. Dr. Ziegler | Antenna |
| DE10010936A1 (en) * | 2000-03-06 | 2001-09-27 | Horst Ziegler | Aerial with surface enclosed by conductor or speecified length of magnetic loop type for small radio modems |
| EP1134840A3 (en) * | 2000-03-06 | 2004-01-07 | Horst Prof. Dr. Ziegler | Antenna |
| DE10010936B4 (en) * | 2000-03-06 | 2006-11-02 | Horst Prof. Dr. Ziegler | antenna |
| DE10329335B4 (en) * | 2003-05-28 | 2005-07-21 | Stauber, Siegfried, Dipl.-Ing. | Search antenna polarization instrument for a material detector device |
| 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 (en) * | 2004-09-14 | 2012-07-25 | 京瓷公司 | Systems and methods for a capacitively-loaded loop antenna |
| 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 (en) * | 2004-09-14 | 2009-11-16 | 키오세라 와이어리스 코포레이션 | Systems and Methods for Capacitive-Load Loop Antennas |
| 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 |