SE9900646L - Ferroelektrisk modulator - Google Patents
Ferroelektrisk modulatorInfo
- Publication number
- SE9900646L SE9900646L SE9900646A SE9900646A SE9900646L SE 9900646 L SE9900646 L SE 9900646L SE 9900646 A SE9900646 A SE 9900646A SE 9900646 A SE9900646 A SE 9900646A SE 9900646 L SE9900646 L SE 9900646L
- Authority
- SE
- Sweden
- Prior art keywords
- modulation
- microwave carrier
- microwave
- modulating
- digital bit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C7/00—Modulating electromagnetic waves
- H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas
- H03C7/022—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas using ferromagnetic devices, e.g. ferrites
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Amplitude Modulation (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Aerials With Secondary Devices (AREA)
- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9900646A SE521870C2 (sv) | 1999-02-24 | 1999-02-24 | Ferroelektrisk modulator |
AU33395/00A AU3339500A (en) | 1999-02-24 | 2000-02-16 | Ferroelectric modulator |
PCT/SE2000/000297 WO2000051231A2 (en) | 1999-02-24 | 2000-02-16 | Ferroelectric modulator |
EP00911529A EP1192707A2 (en) | 1999-02-24 | 2000-02-16 | Ferroelectric modulator |
US09/510,769 US6518850B1 (en) | 1999-02-24 | 2000-02-23 | Ferroelectric modulator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9900646A SE521870C2 (sv) | 1999-02-24 | 1999-02-24 | Ferroelektrisk modulator |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9900646D0 SE9900646D0 (sv) | 1999-02-24 |
SE9900646L true SE9900646L (sv) | 2000-08-25 |
SE521870C2 SE521870C2 (sv) | 2003-12-16 |
Family
ID=20414604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9900646A SE521870C2 (sv) | 1999-02-24 | 1999-02-24 | Ferroelektrisk modulator |
Country Status (5)
Country | Link |
---|---|
US (1) | US6518850B1 (sv) |
EP (1) | EP1192707A2 (sv) |
AU (1) | AU3339500A (sv) |
SE (1) | SE521870C2 (sv) |
WO (1) | WO2000051231A2 (sv) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7394430B2 (en) * | 2001-04-11 | 2008-07-01 | Kyocera Wireless Corp. | Wireless device reconfigurable radiation desensitivity bracket systems and methods |
US7154440B2 (en) * | 2001-04-11 | 2006-12-26 | Kyocera Wireless Corp. | Phase array antenna using a constant-gain phase shifter |
US7746292B2 (en) * | 2001-04-11 | 2010-06-29 | Kyocera Wireless Corp. | Reconfigurable radiation desensitivity bracket systems and methods |
US7174147B2 (en) * | 2001-04-11 | 2007-02-06 | Kyocera Wireless Corp. | Bandpass filter with tunable resonator |
US7221243B2 (en) * | 2001-04-11 | 2007-05-22 | Kyocera Wireless Corp. | Apparatus and method for combining electrical signals |
US6690251B2 (en) * | 2001-04-11 | 2004-02-10 | Kyocera Wireless Corporation | Tunable ferro-electric filter |
US7184727B2 (en) * | 2002-02-12 | 2007-02-27 | Kyocera Wireless Corp. | Full-duplex antenna system and method |
US7180467B2 (en) * | 2002-02-12 | 2007-02-20 | Kyocera Wireless Corp. | System and method for dual-band antenna matching |
US7176845B2 (en) * | 2002-02-12 | 2007-02-13 | Kyocera Wireless Corp. | System and method for impedance matching an antenna to sub-bands in a communication band |
US7720443B2 (en) | 2003-06-02 | 2010-05-18 | Kyocera Wireless Corp. | System and method for filtering time division multiple access telephone communications |
US7248845B2 (en) * | 2004-07-09 | 2007-07-24 | Kyocera Wireless Corp. | Variable-loss transmitter and method of operation |
DE602004013850D1 (de) * | 2004-12-08 | 2008-06-26 | Ericsson Telefon Ab L M | Ferroelektrische linse |
US7548762B2 (en) * | 2005-11-30 | 2009-06-16 | Kyocera Corporation | Method for tuning a GPS antenna matching network |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US581164A (en) * | 1897-04-20 | Oscar katzenberger | ||
US4445098A (en) * | 1982-02-19 | 1984-04-24 | Electromagnetic Sciences, Inc. | Method and apparatus for fast-switching dual-toroid microwave phase shifter |
US4506234A (en) * | 1983-06-17 | 1985-03-19 | The United States Of America As Represented By The Secretary Of The Navy | Amplitude and phase modulation in fin-lines by electrical tuning |
SU1193738A1 (ru) * | 1983-11-30 | 1985-11-23 | Ростовский Ордена Трудового Красного Знамени Государственный Университет Им.М.А.Суслова | СВЧ-фазовращатель |
SU1352562A1 (ru) * | 1984-06-26 | 1987-11-15 | Ростовский государственный университет им.М.А.Суслова | Фазовращатель |
JP2941331B2 (ja) | 1990-02-13 | 1999-08-25 | 株式会社日立製作所 | π/4シフトQPSK変調器及びそれを用いた通信装置 |
EP0472404A3 (en) * | 1990-08-24 | 1993-03-03 | Hughes Aircraft Company | Liquid crystal-based composite material having enhanced microwave birefringence |
WO1994013028A1 (en) * | 1992-12-01 | 1994-06-09 | Superconducting Core Technologies, Inc. | Tunable microwave devices incorporating high temperature superconducting and ferroelectric films |
US5278924A (en) * | 1993-02-04 | 1994-01-11 | Hughes Aircraft Company | Periodic domain reversal electro-optic modulator |
US5334958A (en) * | 1993-07-06 | 1994-08-02 | The United States Of America As Represented By The Secretary Of The Army | Microwave ferroelectric phase shifters and methods for fabricating the same |
-
1999
- 1999-02-24 SE SE9900646A patent/SE521870C2/sv not_active IP Right Cessation
-
2000
- 2000-02-16 EP EP00911529A patent/EP1192707A2/en not_active Withdrawn
- 2000-02-16 AU AU33395/00A patent/AU3339500A/en not_active Abandoned
- 2000-02-16 WO PCT/SE2000/000297 patent/WO2000051231A2/en active Application Filing
- 2000-02-23 US US09/510,769 patent/US6518850B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SE9900646D0 (sv) | 1999-02-24 |
EP1192707A2 (en) | 2002-04-03 |
AU3339500A (en) | 2000-09-14 |
SE521870C2 (sv) | 2003-12-16 |
WO2000051231A2 (en) | 2000-08-31 |
US6518850B1 (en) | 2003-02-11 |
WO2000051231A3 (en) | 2000-11-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |