CN1795584A - 铁电天线及其调谐方法 - Google Patents
铁电天线及其调谐方法 Download PDFInfo
- Publication number
- CN1795584A CN1795584A CNA028116232A CN02811623A CN1795584A CN 1795584 A CN1795584 A CN 1795584A CN A028116232 A CNA028116232 A CN A028116232A CN 02811623 A CN02811623 A CN 02811623A CN 1795584 A CN1795584 A CN 1795584A
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- Prior art keywords
- dielectric
- ferroelectric material
- dielectric constant
- antenna
- ferroelectric
- Prior art date
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Images
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- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2688—Measuring quality factor or dielectric loss, e.g. loss angle, or power factor
- G01R27/2694—Measuring dielectric loss, e.g. loss angle, loss factor or power factor
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- 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
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- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being a semiconductor body
- H01L27/08—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being a semiconductor body including only semiconductor components of a single kind
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- H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Waveguide Aerials (AREA)
- Transceivers (AREA)
- Semiconductor Integrated Circuits (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Filters And Equalizers (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Microwave Amplifiers (AREA)
Abstract
Description
Claims (49)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28309301P | 2001-04-11 | 2001-04-11 | |
US60/283,093 | 2001-04-11 | ||
US09/904,631 | 2001-07-13 | ||
US09/912,753 | 2001-07-24 | ||
US09/927,732 | 2001-08-08 | ||
US09/927,163 | 2001-08-10 | ||
US09/927,136 | 2001-08-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1795584A true CN1795584A (zh) | 2006-06-28 |
CN100499264C CN100499264C (zh) | 2009-06-10 |
Family
ID=36806192
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006100988929A Expired - Fee Related CN101174507B (zh) | 2001-04-11 | 2002-04-02 | 低损耗可调谐铁电器件及表征方法 |
CN2007101357923A Expired - Fee Related CN101136618B (zh) | 2001-04-11 | 2002-04-02 | 可调谐铁电滤波器 |
CNB028116232A Expired - Fee Related CN100499264C (zh) | 2001-04-11 | 2002-04-04 | 单频带天线及其调谐方法 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006100988929A Expired - Fee Related CN101174507B (zh) | 2001-04-11 | 2002-04-02 | 低损耗可调谐铁电器件及表征方法 |
CN2007101357923A Expired - Fee Related CN101136618B (zh) | 2001-04-11 | 2002-04-02 | 可调谐铁电滤波器 |
Country Status (3)
Country | Link |
---|---|
US (29) | US6690251B2 (zh) |
KR (4) | KR100942134B1 (zh) |
CN (3) | CN101174507B (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101017930B (zh) * | 2007-03-08 | 2011-03-16 | 西北工业大学 | 电调谐微带天线 |
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CN101542833B (zh) * | 2007-01-11 | 2012-07-04 | 松下电器产业株式会社 | 宽带缝隙天线 |
CN101017930B (zh) * | 2007-03-08 | 2011-03-16 | 西北工业大学 | 电调谐微带天线 |
CN104882277A (zh) * | 2015-05-04 | 2015-09-02 | 北京大学 | 层状复合结构可调控电容和压电应力调控介电的方法 |
CN104882277B (zh) * | 2015-05-04 | 2017-12-29 | 北京大学 | 层状复合结构可调控电容和压电应力调控介电的方法 |
CN108694147A (zh) * | 2017-03-29 | 2018-10-23 | 英特尔公司 | 单线通信板到板互连 |
CN112151954A (zh) * | 2019-06-26 | 2020-12-29 | Oppo广东移动通信有限公司 | 壳体组件、电子设备及壳体组件的介电常数调节方法 |
CN112151944A (zh) * | 2019-06-28 | 2020-12-29 | Oppo广东移动通信有限公司 | 天线模组、电子设备及电子设备的天线频段调节方法 |
WO2020259281A1 (zh) * | 2019-06-28 | 2020-12-30 | Oppo广东移动通信有限公司 | 天线模组、电子设备及电子设备的天线频段调节方法 |
CN112964936A (zh) * | 2021-01-30 | 2021-06-15 | 天津理工大学 | 一种对周围环境介电常数敏感的微型天线传感器 |
CN112964936B (zh) * | 2021-01-30 | 2023-03-21 | 天津理工大学 | 一种对周围环境介电常数敏感的微型天线传感器 |
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