DE60237808D1 - Abstimmbarer ferro-elektrischer filter - Google Patents
Abstimmbarer ferro-elektrischer filterInfo
- Publication number
- DE60237808D1 DE60237808D1 DE60237808T DE60237808T DE60237808D1 DE 60237808 D1 DE60237808 D1 DE 60237808D1 DE 60237808 T DE60237808 T DE 60237808T DE 60237808 T DE60237808 T DE 60237808T DE 60237808 D1 DE60237808 D1 DE 60237808D1
- Authority
- DE
- Germany
- Prior art keywords
- losses
- ferro
- electric filter
- electric
- ferro electric
- 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 - Lifetime
Links
- 239000003990 capacitor Substances 0.000 abstract 2
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
- H01G7/06—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture having a dielectric selected for the variation of its permittivity with applied voltage, i.e. ferroelectric capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/203—Strip line filters
- H01P1/20327—Electromagnetic interstage coupling
- H01P1/20336—Comb or interdigital filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
- H03B5/1841—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a strip line resonator
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/56—Modifications of input or output impedances, not otherwise provided for
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/191—Tuned amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/246—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection using electronic means
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
- H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
- H03L1/022—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only by indirect stabilisation, i.e. by generating an electrical correction signal which is a function of the temperature
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/111—Indexing scheme relating to amplifiers the amplifier being a dual or triple band amplifier, e.g. 900 and 1800 MHz, e.g. switched or not switched, simultaneously or not
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/372—Noise reduction and elimination in amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0123—Frequency selective two-port networks comprising distributed impedance elements together with lumped impedance elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/12—Bandpass or bandstop filters with adjustable bandwidth and fixed centre frequency
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Waveguide Aerials (AREA)
- Details Of Aerials (AREA)
- Filters And Equalizers (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Superheterodyne Receivers (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Transceivers (AREA)
- Inorganic Insulating Materials (AREA)
- Networks Using Active Elements (AREA)
- Ceramic Capacitors (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Microwave Amplifiers (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Electronic Switches (AREA)
- Spectrometry And Color Measurement (AREA)
- Aerials With Secondary Devices (AREA)
- Semiconductor Lasers (AREA)
- Burglar Alarm Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28309301P | 2001-04-11 | 2001-04-11 | |
US09/904,631 US6690251B2 (en) | 2001-04-11 | 2001-07-13 | Tunable ferro-electric filter |
US09/912,753 US6639491B2 (en) | 2001-04-11 | 2001-07-24 | Tunable ferro-electric multiplexer |
US09/927,732 US6690176B2 (en) | 2001-04-11 | 2001-08-08 | Low-loss tunable ferro-electric device and method of characterization |
US09/927,136 US6825818B2 (en) | 2001-04-11 | 2001-08-10 | Tunable matching circuit |
PCT/IB2002/001028 WO2002084685A1 (en) | 2001-04-11 | 2002-04-02 | Tunable ferro-electric filter |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60237808D1 true DE60237808D1 (de) | 2010-11-11 |
Family
ID=27540676
Family Applications (8)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60207697T Expired - Lifetime DE60207697T2 (de) | 2001-04-11 | 2002-04-02 | Abstimmbares ferroelektrisches element mit geringen verlusten und verfahren zu dessen charakterisierung |
DE60230498T Expired - Lifetime DE60230498D1 (de) | 2001-04-11 | 2002-04-02 | Abstimmbarer multiplexer |
DE60237808T Expired - Lifetime DE60237808D1 (de) | 2001-04-11 | 2002-04-02 | Abstimmbarer ferro-elektrischer filter |
DE60228430T Expired - Lifetime DE60228430D1 (de) | 2001-04-11 | 2002-04-02 | Abstimmbare anpassschaltung |
DE60220664T Expired - Lifetime DE60220664T2 (de) | 2001-04-11 | 2002-04-04 | Ferroelektrische antenne und verfahren zu deren abstimmung |
DE60230030T Expired - Lifetime DE60230030D1 (de) | 2001-04-11 | 2002-04-08 | Abstimmbarer spannungsgesteuerter oszillator |
DE60212370T Expired - Lifetime DE60212370T2 (de) | 2001-04-11 | 2002-04-09 | Inverted-f ferroelektrische antenne |
DE60214368T Expired - Lifetime DE60214368T2 (de) | 2001-04-11 | 2002-04-10 | Abstimmbarer phasenschieber und anwendungen dafür |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60207697T Expired - Lifetime DE60207697T2 (de) | 2001-04-11 | 2002-04-02 | Abstimmbares ferroelektrisches element mit geringen verlusten und verfahren zu dessen charakterisierung |
DE60230498T Expired - Lifetime DE60230498D1 (de) | 2001-04-11 | 2002-04-02 | Abstimmbarer multiplexer |
Family Applications After (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60228430T Expired - Lifetime DE60228430D1 (de) | 2001-04-11 | 2002-04-02 | Abstimmbare anpassschaltung |
DE60220664T Expired - Lifetime DE60220664T2 (de) | 2001-04-11 | 2002-04-04 | Ferroelektrische antenne und verfahren zu deren abstimmung |
DE60230030T Expired - Lifetime DE60230030D1 (de) | 2001-04-11 | 2002-04-08 | Abstimmbarer spannungsgesteuerter oszillator |
DE60212370T Expired - Lifetime DE60212370T2 (de) | 2001-04-11 | 2002-04-09 | Inverted-f ferroelektrische antenne |
DE60214368T Expired - Lifetime DE60214368T2 (de) | 2001-04-11 | 2002-04-10 | Abstimmbarer phasenschieber und anwendungen dafür |
Country Status (7)
Country | Link |
---|---|
EP (8) | EP1377994B1 (de) |
JP (22) | JP2004536287A (de) |
CN (5) | CN1294673C (de) |
AT (8) | ATE418801T1 (de) |
DE (8) | DE60207697T2 (de) |
ES (7) | ES2319106T3 (de) |
WO (10) | WO2002084781A1 (de) |
Families Citing this family (68)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10316719B4 (de) | 2003-04-11 | 2018-08-02 | Snaptrack, Inc. | Frontendschaltung für drahtlose Übertragungssysteme |
US7030463B1 (en) | 2003-10-01 | 2006-04-18 | University Of Dayton | Tuneable electromagnetic bandgap structures based on high resistivity silicon substrates |
JP2005236389A (ja) * | 2004-02-17 | 2005-09-02 | Kyocera Corp | アレーアンテナおよびそれを用いた無線通信装置 |
KR101180179B1 (ko) | 2004-10-11 | 2012-09-05 | 텔레폰악티에볼라겟엘엠에릭슨(펍) | 온도 의존성이 감소된 버랙터 장치 |
US8229366B2 (en) | 2005-04-08 | 2012-07-24 | Qualcomm, Incorporated | Tunable duplexer with common node notch filter |
US20060274476A1 (en) * | 2005-04-13 | 2006-12-07 | Andrew Cervin-Lawry | Low loss thin film capacitor and methods of manufacturing the same |
JP4530951B2 (ja) * | 2005-08-29 | 2010-08-25 | 京セラ株式会社 | 誘電定数測定方法及び両端開放形半波長コプレナーライン共振器 |
DE102005044856A1 (de) * | 2005-09-13 | 2007-03-22 | IHP GmbH - Innovations for High Performance Microelectronics/Institut für innovative Mikroelektronik | Verringerte Übersprache zwischen benachbarten Frequenzbereichen in einem elektronischen Bauelement mit einem Verstärker oder Mischer und abstimmbarer Impedenzanpassung |
KR101651382B1 (ko) * | 2005-11-18 | 2016-08-25 | 레저넌트 인크. | 저손실의 튜너블 무선 주파수 필터 |
JP4838572B2 (ja) * | 2005-11-24 | 2011-12-14 | 株式会社エヌ・ティ・ティ・ドコモ | 安定化回路、マルチバンド増幅回路 |
JP4621155B2 (ja) * | 2006-02-28 | 2011-01-26 | 株式会社エヌ・ティ・ティ・ドコモ | 可変フィルタ |
JP4737288B2 (ja) * | 2006-06-12 | 2011-07-27 | 株式会社村田製作所 | 表面実装型アンテナおよびアンテナ装置 |
US7893879B2 (en) | 2006-09-21 | 2011-02-22 | Mitsumi Electric Co., Ltd. | Antenna apparatus |
US7639101B2 (en) * | 2006-11-17 | 2009-12-29 | Superconductor Technologies, Inc. | Low-loss tunable radio frequency filter |
JP4731515B2 (ja) * | 2007-03-29 | 2011-07-27 | 富士通株式会社 | チューナブルフィルタおよびその作製方法 |
JP2008258670A (ja) * | 2007-03-30 | 2008-10-23 | Matsushita Electric Ind Co Ltd | アンテナ装置及び携帯端末 |
KR100964652B1 (ko) * | 2007-05-03 | 2010-06-22 | 주식회사 이엠따블유 | 다중 대역 안테나 및 그를 포함하는 무선 통신 장치 |
KR101269402B1 (ko) | 2007-08-29 | 2013-05-31 | 에이저 시스템즈 엘엘시 | 전기적으로 조종 가능한 안테나, 안테나의 전기적 조종 방법 및 통신 시스템 |
JP4924327B2 (ja) * | 2007-09-26 | 2012-04-25 | Tdk株式会社 | アンテナ装置及びその特性調整方法 |
JP4835572B2 (ja) * | 2007-10-16 | 2011-12-14 | 日立電線株式会社 | 同調型アンテナ |
CN101855776B (zh) * | 2007-11-14 | 2013-08-28 | 爱立信电话股份有限公司 | 改进的天线转换设备 |
JP2009164997A (ja) * | 2008-01-09 | 2009-07-23 | Mitsubishi Electric Corp | 帯域可変フィルタ |
US7922975B2 (en) | 2008-07-14 | 2011-04-12 | University Of Dayton | Resonant sensor capable of wireless interrogation |
WO2010049984A1 (ja) * | 2008-10-27 | 2010-05-06 | 三菱電機株式会社 | 無線通信装置 |
KR101615760B1 (ko) | 2009-07-22 | 2016-04-27 | 삼성전자주식회사 | 이동통신 단말기의 안테나 장치 제조 방법 |
IL201812A (en) * | 2009-10-29 | 2015-01-29 | Elta Systems Ltd | Wave-guided antenna |
JP5526726B2 (ja) * | 2009-11-20 | 2014-06-18 | 富士通株式会社 | 無線タグ |
DE102009059873A1 (de) | 2009-12-21 | 2011-06-22 | Epcos Ag, 81669 | Varaktor und Verfahren zur Herstellung eines Varaktors |
JP5513606B2 (ja) | 2010-07-22 | 2014-06-04 | パナソニック株式会社 | 点灯回路、ランプ及び照明装置 |
DE102010046677B4 (de) | 2010-09-27 | 2017-10-12 | Snaptrack Inc. | Schaltungsanordnung |
JP5561615B2 (ja) * | 2011-01-18 | 2014-07-30 | 三菱マテリアル株式会社 | アンテナ装置 |
CN102347743A (zh) * | 2011-05-19 | 2012-02-08 | 南京信息工程大学 | 一种调节滤波器通频带的方法及滤波器 |
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US9166640B2 (en) | 2012-02-10 | 2015-10-20 | Infineon Technologies Ag | Adjustable impedance matching network |
US9000866B2 (en) | 2012-06-26 | 2015-04-07 | University Of Dayton | Varactor shunt switches with parallel capacitor architecture |
US9930592B2 (en) | 2013-02-19 | 2018-03-27 | Mimosa Networks, Inc. | Systems and methods for directing mobile device connectivity |
US9179336B2 (en) | 2013-02-19 | 2015-11-03 | Mimosa Networks, Inc. | WiFi management interface for microwave radio and reset to factory defaults |
WO2014138292A1 (en) | 2013-03-06 | 2014-09-12 | Mimosa Networks, Inc. | Enclosure for radio, parabolic dish antenna, and side lobe shields |
US9130305B2 (en) | 2013-03-06 | 2015-09-08 | Mimosa Networks, Inc. | Waterproof apparatus for cables and cable interfaces |
US9191081B2 (en) | 2013-03-08 | 2015-11-17 | Mimosa Networks, Inc. | System and method for dual-band backhaul radio |
US10320357B2 (en) | 2013-03-15 | 2019-06-11 | Wispry, Inc. | Electromagnetic tunable filter systems, devices, and methods in a wireless communication network for supporting multiple frequency bands |
US9748916B2 (en) * | 2013-07-29 | 2017-08-29 | Wispry, Inc. | Adaptive filter response systems and methods |
US9295103B2 (en) | 2013-05-30 | 2016-03-22 | Mimosa Networks, Inc. | Wireless access points providing hybrid 802.11 and scheduled priority access communications |
US10938110B2 (en) | 2013-06-28 | 2021-03-02 | Mimosa Networks, Inc. | Ellipticity reduction in circularly polarized array antennas |
US9160296B2 (en) * | 2014-01-21 | 2015-10-13 | Qualcomm Incorporated | Passive switch-based phase shifter |
US9001689B1 (en) | 2014-01-24 | 2015-04-07 | Mimosa Networks, Inc. | Channel optimization in half duplex communications systems |
DE102014102521B4 (de) * | 2014-02-26 | 2023-10-19 | Snaptrack, Inc. | Abstimmbare HF-Filterschaltung |
DE102014102707A1 (de) * | 2014-02-28 | 2015-09-03 | Epcos Ag | Abstimmbares elektroakustisches HF-Filter mit verbesserten elektrischen Eigenschaften und Verfahren zum Betrieb eines solchen Filters |
US9780892B2 (en) | 2014-03-05 | 2017-10-03 | Mimosa Networks, Inc. | System and method for aligning a radio using an automated audio guide |
US9998246B2 (en) | 2014-03-13 | 2018-06-12 | Mimosa Networks, Inc. | Simultaneous transmission on shared channel |
WO2016033756A1 (zh) | 2014-09-03 | 2016-03-10 | 华为技术有限公司 | 复合左右手传输线天线 |
US10958332B2 (en) | 2014-09-08 | 2021-03-23 | Mimosa Networks, Inc. | Wi-Fi hotspot repeater |
CN104993801A (zh) * | 2015-08-01 | 2015-10-21 | 王福建 | 一种双工器电路 |
WO2017123558A1 (en) * | 2016-01-11 | 2017-07-20 | Mimosa Networks, Inc. | Printed circuit board mounted antenna and waveguide interface |
CN105738708B (zh) * | 2016-04-06 | 2018-08-07 | 中国舰船研究设计中心 | 一种短波天线调谐器插入损耗测量装置及方法 |
CN105932378B (zh) * | 2016-06-13 | 2018-11-02 | 华南理工大学 | 一种带宽可控的平面可调带通-带阻滤波器 |
WO2018022526A1 (en) | 2016-07-29 | 2018-02-01 | Mimosa Networks, Inc. | Multi-band access point antenna array |
GB201616637D0 (en) * | 2016-09-30 | 2016-11-16 | Radio Design Limited | Multiplexer apparatus and method of use thereof |
EP3319165B1 (de) * | 2016-11-07 | 2020-03-18 | Nokia Technologies Oy | Funkfrequenzreflexionstyp-phasenverschieber und verfahren zur phasenverschiebung |
WO2018131138A1 (ja) * | 2017-01-13 | 2018-07-19 | 三菱電機株式会社 | 高周波共振器及びこれを用いた高周波発振器 |
JP7011806B2 (ja) * | 2017-10-06 | 2022-01-27 | 国立研究開発法人産業技術総合研究所 | 誘電体材料評価装置 |
US10498290B2 (en) * | 2017-11-21 | 2019-12-03 | Infineon Technologies Ag | System and method for a VCO |
US10511074B2 (en) | 2018-01-05 | 2019-12-17 | Mimosa Networks, Inc. | Higher signal isolation solutions for printed circuit board mounted antenna and waveguide interface |
US11069986B2 (en) | 2018-03-02 | 2021-07-20 | Airspan Ip Holdco Llc | Omni-directional orthogonally-polarized antenna system for MIMO applications |
CN108872713B (zh) * | 2018-07-02 | 2020-06-02 | 京东方科技集团股份有限公司 | 液晶介电常数的测量装置、测量系统、测量方法 |
US11289821B2 (en) | 2018-09-11 | 2022-03-29 | Air Span Ip Holdco Llc | Sector antenna systems and methods for providing high gain and high side-lobe rejection |
CN110095654B (zh) * | 2019-05-09 | 2020-12-22 | 东北电力大学 | 一种电网电感检测方法 |
CN113964513B (zh) * | 2021-10-25 | 2024-01-26 | 国网天津市电力公司电力科学研究院 | 一种无线通信微波天线及其成型方法 |
Family Cites Families (58)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3413543A (en) * | 1965-04-23 | 1968-11-26 | Gen Motors Corp | Compensated ferroelectric hysteresiscope employing ground reference |
US4378534A (en) * | 1981-03-31 | 1983-03-29 | Motorola, Inc. | Wideband modulation sensitivity compensated voltage controlled oscillator |
US4494081A (en) * | 1982-05-24 | 1985-01-15 | Rca Corporation | Variable frequency U. H. F. local oscillator for a television receiver |
US4475108A (en) * | 1982-08-04 | 1984-10-02 | Allied Corporation | Electronically tunable microstrip antenna |
DE3316881C1 (de) * | 1983-05-07 | 1990-01-25 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | Oszillatorschaltung fuer Fernsehempfangsgeraete |
GB2178616B (en) * | 1985-07-26 | 1989-04-26 | Marconi Co Ltd | Impedance matching arrangement |
JPS639303A (ja) * | 1986-06-30 | 1988-01-16 | Murata Mfg Co Ltd | マイクロ波フイルタ及びこれを用いた送受信機 |
US4736169A (en) * | 1986-09-29 | 1988-04-05 | Hughes Aircraft Company | Voltage controlled oscillator with frequency sensitivity control |
JPH082766B2 (ja) * | 1987-03-09 | 1996-01-17 | インペリアル・ケミカル・インダストリーズ・ピーエルシー | 除草剤組成物 |
JP2693959B2 (ja) * | 1988-02-08 | 1997-12-24 | アルプス電気株式会社 | 局部発振回路 |
US4835499A (en) * | 1988-03-09 | 1989-05-30 | Motorola, Inc. | Voltage tunable bandpass filter |
JPH03160801A (ja) * | 1989-11-17 | 1991-07-10 | Matsushita Electric Ind Co Ltd | 電圧制御発振器 |
JPH0394841U (de) * | 1990-01-18 | 1991-09-27 | ||
EP0473373A3 (en) * | 1990-08-24 | 1993-03-03 | Rockwell International Corporation | Calibration system for direct conversion receiver |
FR2681994B1 (fr) * | 1991-09-26 | 1994-09-30 | Alcatel Telspace | Dispositif de transmission numerique comportant un recepteur a demodulation coherente realisee directement en hyperfrequence. |
US5293408A (en) * | 1991-10-14 | 1994-03-08 | Matsushita Electric Industrial Co., Ltd. | FSK data receiving system |
JPH05160616A (ja) * | 1991-12-10 | 1993-06-25 | Matsushita Electric Ind Co Ltd | 薄膜共振器 |
US5166857A (en) * | 1991-12-24 | 1992-11-24 | Motorola Inc. | Electronically tunable capacitor switch |
US5472935A (en) * | 1992-12-01 | 1995-12-05 | Yandrofski; Robert M. | Tuneable microwave devices incorporating high temperature superconducting and ferroelectric films |
JPH08509103A (ja) * | 1992-12-01 | 1996-09-24 | スーパーコンダクティング・コア・テクノロジーズ・インコーポレーテッド | 高温度超電導膜および強誘電性膜を含む同調可能マイクロ波装置 |
JP2962966B2 (ja) * | 1993-03-25 | 1999-10-12 | 三菱電機株式会社 | 整合回路装置 |
US5407855A (en) * | 1993-06-07 | 1995-04-18 | Motorola, Inc. | Process for forming a semiconductor device having a reducing/oxidizing conductive material |
US5496795A (en) * | 1994-08-16 | 1996-03-05 | Das; Satyendranath | High TC superconducting monolithic ferroelectric junable b and pass filter |
JPH0879069A (ja) * | 1994-09-08 | 1996-03-22 | Mitsubishi Electric Corp | Vco回路及びpll回路 |
US5617104A (en) * | 1995-03-28 | 1997-04-01 | Das; Satyendranath | High Tc superconducting tunable ferroelectric transmitting system |
US5479139A (en) * | 1995-04-19 | 1995-12-26 | The United States Of America As Represented By The Secretary Of The Army | System and method for calibrating a ferroelectric phase shifter |
JPH0969799A (ja) * | 1995-09-01 | 1997-03-11 | Antenna Giken Kk | 自動制御サーキュレータ装置 |
US5640042A (en) * | 1995-12-14 | 1997-06-17 | The United States Of America As Represented By The Secretary Of The Army | Thin film ferroelectric varactor |
US6216020B1 (en) * | 1996-05-31 | 2001-04-10 | The Regents Of The University Of California | Localized electrical fine tuning of passive microwave and radio frequency devices |
JPH1013181A (ja) * | 1996-06-21 | 1998-01-16 | Nec Corp | Ifフィルタ自動整合方式 |
US5990766A (en) * | 1996-06-28 | 1999-11-23 | Superconducting Core Technologies, Inc. | Electrically tunable microwave filters |
JP3005472B2 (ja) * | 1996-07-26 | 2000-01-31 | 埼玉日本電気株式会社 | 受信機 |
JPH10209714A (ja) * | 1996-11-19 | 1998-08-07 | Sharp Corp | 電圧制御通過帯域可変フィルタおよびそれを用いる高周波回路モジュール |
US5777524A (en) * | 1997-07-29 | 1998-07-07 | Motorola, Inc. | Temperature compensation circuit for a crystal oscillator and associated circuitry |
US5973519A (en) * | 1997-01-20 | 1999-10-26 | Nec Corporation | Voltage controlled oscillator circuit capable of switching between oscillation frequency bands |
US5880921A (en) * | 1997-04-28 | 1999-03-09 | Rockwell Science Center, Llc | Monolithically integrated switched capacitor bank using micro electro mechanical system (MEMS) technology |
JPH10335903A (ja) * | 1997-05-28 | 1998-12-18 | Sharp Corp | 電圧制御通過帯域可変フィルタ、電圧制御共振周波数可変共振器およびそれらを用いる高周波回路モジュール |
US6052036A (en) * | 1997-10-31 | 2000-04-18 | Telefonaktiebolaget L M Ericsson | Crystal oscillator with AGC and on-chip tuning |
JP3212930B2 (ja) * | 1997-11-26 | 2001-09-25 | 日本電気株式会社 | 容量及びその製造方法 |
JPH11289229A (ja) * | 1998-04-02 | 1999-10-19 | Kokusai Electric Co Ltd | 広帯域高周波増幅器 |
JP3454163B2 (ja) * | 1998-08-05 | 2003-10-06 | 株式会社村田製作所 | 周波数可変型フィルタ、アンテナ共用器及び通信機装置 |
AU1315300A (en) * | 1998-10-16 | 2000-05-08 | Paratek Microwave, Inc. | Voltage tunable laminated dielectric materials for microwave applications |
KR20010089308A (ko) * | 1998-10-16 | 2001-09-29 | 추후기재 | 전압 튜닝 가능 버랙터 및 그러한 버랙터를 포함하는 튜닝가능 장치 |
EA003062B1 (ru) * | 1998-11-09 | 2002-12-26 | Паратек Майкровэйв, Инк. | Сегнетоэлектрический вариконд со встроенными устройствами блокирования прохождения постоянного тока |
US20020186099A1 (en) * | 1998-12-11 | 2002-12-12 | Sengupta Louise C. | Electrically tunable filters with dielectric varactors |
JP3552971B2 (ja) * | 1998-12-14 | 2004-08-11 | 松下電器産業株式会社 | アクティブフェイズドアレイアンテナ |
JP2000323669A (ja) * | 1999-03-10 | 2000-11-24 | Sanyo Electric Co Ltd | 半導体不揮発メモリ素子 |
DE19915247A1 (de) * | 1999-04-03 | 2000-10-05 | Philips Corp Intellectual Pty | Spannungsabhängiger Dünnschichtkondensator |
SE513809C2 (sv) * | 1999-04-13 | 2000-11-06 | Ericsson Telefon Ab L M | Avstämbara mikrovågsanordningar |
JP3475858B2 (ja) * | 1999-06-03 | 2003-12-10 | 株式会社村田製作所 | アンテナ共用器及び通信機装置 |
AU5618600A (en) * | 1999-06-17 | 2001-01-09 | Penn State Research Foundation, The | Tunable dual-band ferroelectric antenna |
SE516235C2 (sv) * | 1999-06-18 | 2001-12-03 | Ericsson Telefon Ab L M | Avstämbar spiralantenn |
JP2001036155A (ja) * | 1999-07-21 | 2001-02-09 | Japan Science & Technology Corp | 電磁波素子 |
JP4652499B2 (ja) * | 1999-07-29 | 2011-03-16 | 株式会社ダイヘン | インピーダンス自動整合方法及び整合装置 |
US6292143B1 (en) * | 2000-05-04 | 2001-09-18 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Multi-mode broadband patch antenna |
JP3640595B2 (ja) * | 2000-05-18 | 2005-04-20 | シャープ株式会社 | 積層パターンアンテナ及びそれを備えた無線通信装置 |
JP2001338839A (ja) * | 2000-05-29 | 2001-12-07 | Kyocera Corp | 可変容量コンデンサ |
EP1290753A1 (de) * | 2000-06-16 | 2003-03-12 | Paratek Microwave, Inc. | Elektronisch abstimmbare dielektrische verbund-dickschichten |
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