JP2010093491A - パルス信号発生装置 - Google Patents
パルス信号発生装置 Download PDFInfo
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- H—ELECTRICITY
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- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
- H01Q9/285—Planar dipole
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- H—ELECTRICITY
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- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
- H01Q15/0086—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices having materials with a synthesized negative refractive index, e.g. metamaterials or left-handed materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/28—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements
- H01Q19/30—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements the primary active element being centre-fed and substantially straight, e.g. Yagi antenna
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
- H01Q5/25—Ultra-wideband [UWB] systems, e.g. multiple resonance systems; Pulse systems
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Abstract
【解決手段】表面側誘電体基板10と裏面側誘電体基板11の間に内層GND12を介在させた平面放射型発振器基板S1は、放射面に一対の導体パッチ4,4を軸対象に備え、マイクロ波トランジスタ1のゲート電極2とドレイン電極3を導体パッチ4,4に各々接続し、ゲート電極2にはRFチョーク回路5aを介して直流バイアスを供給し、ドレイン電極3にはRFチョーク回路5bを介してモノパルス発生回路7からモノパルスを供給し、ソース電極8には発振条件を満たすインピーダンス線路9を接続し、マイクロ波トランジスタ1の短時間動作により生ずる負性抵抗と共振キャビティの構造に基づいて定まる発振周波数・周波数帯域幅の高周波パルス信号を発生すると同時に空間へ放射する。
【選択図】図1
Description
1 マイクロ波トランジスタ
2 ゲート
3 ドレイン
4 導体パッチ
5a ゲート側RFチョーク回路
5b ドレイン側RFチョーク回路
6 ドレイン電圧供給端子
7 モノパルス発生回路
8 ソース
9 線路
10 表面側誘電体基板
11 裏面側誘電体基板
12 内層GND
13 スルーホール部
15 直流ゲート電圧供給端子
17 スルーホール
18 ソース電極
Claims (6)
- 共振キャビティに負性抵抗を発生するように3電極高周波増幅素子を集積化させるとともに、電磁波を空間へ放射するアンテナ機能を共用させるように放射型発振器を構成し、
前記3電極高周波増幅素子を短時間動作させることにより短時間の負性抵抗を得て、この負性抵抗と前記共振キャビティの構造に基づいて定まる発振周波数・周波数帯域幅の高周波パルス信号を発生すると同時に空間へ放射するようにしたことを特徴とするパルス信号発生装置。 - 前記放射型発振器の3電極高周波増幅素子における3電極は、被制御電流流入電極と被制御電流流出電極と制御電極であり、
被制御電流流入電極または被制御電流流出電極にモノパルス信号を供給し、このモノパルス信号自体の電力を電源電力として短時間の負性抵抗を得るようにしたことを特徴とする請求項1に記載のパルス信号発生装置。 - 前記放射型発振器の3電極高周波増幅素子における3電極は、被制御電流流入電極と被制御電流流出電極と制御電極であり、
被制御電流流入電極または被制御電流流出電極に直流を供給し、制御電極にはモノパルス信号を供給することで、短時間の被制御電流が流れるようにし、短時間の負性抵抗を得るようにしたことを特徴とする請求項1に記載のパルス信号発生装置。 - 前記放射型発振器に、モノパルス信号発生回路を集積化したことを特徴とする請求項2又は請求項3に記載のパルス信号発生装置。
- 前記放射型発振器の放射面から適宜距離を隔てて配置され、所要周波数の電波を選択的に濾波する周波数選択性濾波手段を備えたことを特徴とする請求項1〜請求項4の何れか1項に記載のパルス信号発生装置。
- 前記放射型発振器の放射方向側に、放射する高周波パルス信号の周波数より低い周波数の不要信号成分の漏洩を防止する接地導体構造を設けたことを特徴とする請求項1〜請求項5の何れか1項に記載のパルス信号発生装置。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008260816A JP5565823B2 (ja) | 2008-10-07 | 2008-10-07 | パルス信号発生装置 |
| US13/123,135 US8847817B2 (en) | 2008-10-07 | 2009-10-06 | Pulse signal generation device |
| PCT/JP2009/067682 WO2010041752A1 (ja) | 2008-10-07 | 2009-10-06 | パルス信号発生装置 |
| CN200980144195.4A CN102210060B (zh) | 2008-10-07 | 2009-10-06 | 脉冲信号发生装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008260816A JP5565823B2 (ja) | 2008-10-07 | 2008-10-07 | パルス信号発生装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2010093491A true JP2010093491A (ja) | 2010-04-22 |
| JP5565823B2 JP5565823B2 (ja) | 2014-08-06 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008260816A Expired - Fee Related JP5565823B2 (ja) | 2008-10-07 | 2008-10-07 | パルス信号発生装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8847817B2 (ja) |
| JP (1) | JP5565823B2 (ja) |
| CN (1) | CN102210060B (ja) |
| WO (1) | WO2010041752A1 (ja) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007034329A1 (de) * | 2007-07-24 | 2009-01-29 | Robert Bosch Gmbh | Radarvorrichtung |
| CN106463834A (zh) * | 2014-03-26 | 2017-02-22 | 天线国际有限责任公司 | 贴片天线、制造和使用此天线的方法和天线系统 |
| CN104112899B (zh) * | 2014-04-28 | 2017-02-22 | 西安电子工程研究所 | 一种高功率盘锥天线 |
| GB201503855D0 (en) * | 2015-03-06 | 2015-04-22 | Q Free Asa | Vehicle detection |
| CN106921407B (zh) * | 2017-02-28 | 2020-04-21 | 江苏康尔知智能科技有限公司 | 一种基于uwb自动检测的人体摔倒传感方法及装置 |
| WO2020073643A1 (en) * | 2018-10-10 | 2020-04-16 | Huawei Technologies Co., Ltd. | Wideband vertical polarized end-fire antenna |
| CN109599679B (zh) * | 2018-10-25 | 2020-12-18 | 西安理工大学 | 一种应用于超宽带天线的超宽带频率选择表面结构 |
| CN110212300B (zh) * | 2019-05-22 | 2021-05-11 | 维沃移动通信有限公司 | 一种天线单元及终端设备 |
| CN112615157B (zh) * | 2020-12-14 | 2021-10-22 | 西安电子科技大学 | 一种应用平面渐近圆锥馈电臂的超宽带脉冲辐射天线 |
| CN114914670B (zh) * | 2022-06-29 | 2024-12-03 | 四川太赫兹通信有限公司 | 一种太赫兹电控编码天线单元及太赫兹电控编码天线 |
| CN115663484B (zh) * | 2022-12-27 | 2023-04-14 | 广东工业大学 | 一种小型化自振荡有源集成天线系统 |
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2009
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102210060A (zh) | 2011-10-05 |
| WO2010041752A1 (ja) | 2010-04-15 |
| JP5565823B2 (ja) | 2014-08-06 |
| CN102210060B (zh) | 2016-03-30 |
| US20120002388A1 (en) | 2012-01-05 |
| US8847817B2 (en) | 2014-09-30 |
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