JP4547502B2 - 強磁性薄膜同調マイクロ波発振器 - Google Patents
強磁性薄膜同調マイクロ波発振器 Download PDFInfo
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- JP4547502B2 JP4547502B2 JP2007531605A JP2007531605A JP4547502B2 JP 4547502 B2 JP4547502 B2 JP 4547502B2 JP 2007531605 A JP2007531605 A JP 2007531605A JP 2007531605 A JP2007531605 A JP 2007531605A JP 4547502 B2 JP4547502 B2 JP 4547502B2
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- microwave
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- thin film
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- 230000005294 ferromagnetic effect Effects 0.000 title claims description 19
- 239000010409 thin film Substances 0.000 title claims description 19
- 230000005291 magnetic effect Effects 0.000 claims description 17
- 239000013078 crystal Substances 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 230000010355 oscillation Effects 0.000 claims description 9
- 230000005284 excitation Effects 0.000 claims description 8
- 230000005415 magnetization Effects 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 6
- ZPDRQAVGXHVGTB-UHFFFAOYSA-N gallium;gadolinium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ga+3].[Gd+3] ZPDRQAVGXHVGTB-UHFFFAOYSA-N 0.000 claims description 5
- 239000002223 garnet Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 claims description 5
- 229910052727 yttrium Inorganic materials 0.000 claims description 5
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 5
- 230000003068 static effect Effects 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 230000005418 spin wave Effects 0.000 description 16
- 230000005350 ferromagnetic resonance Effects 0.000 description 6
- 239000012071 phase Substances 0.000 description 5
- 230000000087 stabilizing effect Effects 0.000 description 5
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000002459 sustained effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 230000009291 secondary effect Effects 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004943 liquid phase epitaxy Methods 0.000 description 1
- 230000005398 magnetoelastic coupling Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005312 nonlinear dynamic Methods 0.000 description 1
- 230000005298 paramagnetic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- 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
- H03B5/1882—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 magnetic-field sensitive resonator, e.g. a Yttrium Iron Garnet or a magnetostatic surface wave resonator
- H03B5/1888—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 magnetic-field sensitive resonator, e.g. a Yttrium Iron Garnet or a magnetostatic surface wave resonator the active element in the amplifier being a semiconductor device
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Description
a)マイクロ波集積回路上に配置された強磁性薄膜共振板を含むマイクロ波共振器、
b)前記強磁性薄膜共振板に垂直にバイアス磁界を印加するためのバイアス磁界手段、
c)発振用能動素子、受動帰還素子、および、負荷帰還ループを介して、当該強磁性薄膜共振板のマイクロ波特性により制御される負荷、ならびに
d)前記発振用能動素子と前記マイクロ波共振器との間に接続され、当該強磁性薄膜共振板のパラメトリック励起された共振の一つにおいて持続的発振を確立させるためのオーバーオール正帰還ループ
を含むことを特徴とするマイクロ波同調発振器に関する。
Claims (10)
- 強磁性薄膜共振器を用いたマイクロ波同調発振器であって、
a)マイクロ波集積回路(11)上に配置された強磁性薄膜共振板(110)を含むマイクロ波共振器(1)、
b)前記強磁性薄膜共振板(110)に垂直にバイアス磁界を印加するためのバイアス磁界手段(12)、
c)発振用能動素子(21)、受動帰還素子(24)、および、負荷帰還ループ(4)を介して、当該強磁性薄膜共振板(110)のマイクロ波特性により制御される負荷(23,25)、ならびに
d)マイクロ波の励起によって非線形運動レジームにおける前記強磁性薄膜共振板(110)の磁化が引き起こされるように、増幅器(3)を含むオーバーオール正帰還ループであって、前記発振用能動素子(21)と前記マイクロ波共振器(1)との間に接続され、当該強磁性薄膜共振板(110)のパラメトリック励起された共振の一つにおいて持続的発振を確立させるためのオーバーオール正帰還ループ
を含むことを特徴とするマイクロ波同調発振器。 - 前記増幅器(3)が、前記マイクロ波共振器(1)に静的なマイクロ波の励起をもたらすための、クランプ手段(31,32)および増幅手段(30)を含む請求項1に記載のマイクロ波同調発振器。
- 前記オーバーオール正帰還ループが、発振器(41)、および、小さいAC変調と前記増幅器(3)の出力とを重ねるためのミキサー(14)をさらに含む請求項1または2に記載のマイクロ波同調発振器。
- 変調周波数で動作し、前記マイクロ波共振器(1)と前記発振用能動素子(21)との間に接続される同期位相検出器(134)をさらに含む請求項1〜3のいずれか1項に記載のマイクロ波同調発振器。
- 前記強磁性薄膜共振板(110)が、YIG(イットリウム・鉄・ガーネット)結晶である請求項1〜4のいずれか1項に記載のマイクロ波同調発振器。
- 前記YIG結晶(110)が、ディスク状である請求項5に記載のマイクロ波同調発振器。
- 前記マイクロ波集積回路(11)が、半波長ストリップ線路共振器をさらに含む請求項5または6に記載のマイクロ波同調発振器。
- 前記半波長ストリップ線路共振器(11)が、一方の面が導電性の接地層(114)で覆われ、他方の面が被エッチング部(115)を有する金のストライプ(111)で覆われたアルミナ基板(113)を含み、前記YIG結晶(110)が、前記半波長ストリップ線路共振器(11)の中央に配置され、GGG(ガドリニウム・ガリウム・ガーネット)基板(112)が、前記YIG結晶(110)と前記半波長ストリップ線路共振器(11)との間に介挿されている請求項7に記載のマイクロ波同調発振器。
- 前記発振用能動素子(21)が、高速トランジスタを含む請求項1〜8のいずれか1項に記載のマイクロ波同調発振器。
- 前記高速トランジスタが、インピーダンス整合負荷(23)に接続されたドレイン、前記受動帰還素子(24)を介して接地されたゲート、および同調発振器の自己発振の周波数に応じて前記負荷を変化させる別のトランジスタ(22)に接続されたソースを有するGaAsFETである請求項9に記載のマイクロ波同調発振器。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/EP2004/010987 WO2006029649A1 (en) | 2004-09-15 | 2004-09-15 | Microwave oscillator tuned with a ferromagnetic thin film |
Publications (2)
Publication Number | Publication Date |
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JP2008514060A JP2008514060A (ja) | 2008-05-01 |
JP4547502B2 true JP4547502B2 (ja) | 2010-09-22 |
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JP2007531605A Expired - Fee Related JP4547502B2 (ja) | 2004-09-15 | 2004-09-15 | 強磁性薄膜同調マイクロ波発振器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7528663B2 (ja) |
EP (1) | EP1790072B1 (ja) |
JP (1) | JP4547502B2 (ja) |
WO (1) | WO2006029649A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2463930B1 (en) * | 2006-01-05 | 2017-04-12 | Konica Minolta Holdings, Inc. | Organic electroluminescent device, display and illuminating device |
JP5219046B2 (ja) * | 2009-04-09 | 2013-06-26 | 国立大学法人東北大学 | マイクロ波発振素子及びマイクロ波発振装置 |
US9265556B2 (en) | 2009-04-17 | 2016-02-23 | Domain Surgical, Inc. | Thermally adjustable surgical tool, balloon catheters and sculpting of biologic materials |
US9107666B2 (en) | 2009-04-17 | 2015-08-18 | Domain Surgical, Inc. | Thermal resecting loop |
US8377052B2 (en) | 2009-04-17 | 2013-02-19 | Domain Surgical, Inc. | Surgical tool with inductively heated regions |
US9131977B2 (en) | 2009-04-17 | 2015-09-15 | Domain Surgical, Inc. | Layered ferromagnetic coated conductor thermal surgical tool |
US9078655B2 (en) | 2009-04-17 | 2015-07-14 | Domain Surgical, Inc. | Heated balloon catheter |
US8932279B2 (en) | 2011-04-08 | 2015-01-13 | Domain Surgical, Inc. | System and method for cooling of a heated surgical instrument and/or surgical site and treating tissue |
CA2868742A1 (en) | 2011-04-08 | 2013-07-18 | Domain Surgical, Inc. | Impedance matching circuit |
US8858544B2 (en) | 2011-05-16 | 2014-10-14 | Domain Surgical, Inc. | Surgical instrument guide |
WO2013040255A2 (en) | 2011-09-13 | 2013-03-21 | Domain Surgical, Inc. | Sealing and/or cutting instrument |
AU2012347871B2 (en) | 2011-12-06 | 2017-11-23 | Domain Surgical Inc. | System and method of controlling power delivery to a surgical instrument |
WO2015028839A1 (en) * | 2013-08-29 | 2015-03-05 | Freescale Semiconductor, Inc. | Integrated solid state microwave power generation modules |
US10357306B2 (en) | 2014-05-14 | 2019-07-23 | Domain Surgical, Inc. | Planar ferromagnetic coated surgical tip and method for making |
CN114275730B (zh) * | 2021-11-17 | 2023-09-26 | 电子科技大学 | 一种磁振子耦合共振型微纳称重器件与其制备方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53105349A (en) * | 1977-02-25 | 1978-09-13 | Mitsubishi Electric Corp | Semiconductor oscillator |
FR2419609A1 (fr) * | 1978-03-07 | 1979-10-05 | Thomson Csf | Oscillateur du type " tri-porte ", accordable electroniquement sur une tres large bande de frequences |
JPH0770918B2 (ja) * | 1984-06-05 | 1995-07-31 | ソニー株式会社 | 同調発振器 |
FR2572602B1 (fr) * | 1984-10-26 | 1986-12-12 | Thomson Csf | Oscillateur a tres hautes frequences, a resonateurs gyromagnetiques |
CA1313693C (en) * | 1987-11-27 | 1993-02-16 | Hiroyuki Nakano | Tuned oscillator utilizing thin film ferromagnetic resonator |
JP2745511B2 (ja) * | 1987-11-27 | 1998-04-28 | ソニー株式会社 | 同調発振器 |
JP2646594B2 (ja) * | 1987-12-14 | 1997-08-27 | ソニー株式会社 | 同調発振器 |
JPH0213101A (ja) * | 1988-06-30 | 1990-01-17 | Sony Corp | フェリ磁性薄膜共鳴素子 |
US5801591A (en) * | 1997-05-13 | 1998-09-01 | Verticom, Inc. | Microwave linear oscillator/amplifier utilizing a multicoupled ferrite resonator |
US6727775B2 (en) * | 2001-11-29 | 2004-04-27 | Sirenza Microdevices, Inc. | Ferrite crystal resonator coupling structure |
-
2004
- 2004-09-15 US US11/662,838 patent/US7528663B2/en not_active Expired - Fee Related
- 2004-09-15 WO PCT/EP2004/010987 patent/WO2006029649A1/en active Application Filing
- 2004-09-15 EP EP04787075.3A patent/EP1790072B1/en not_active Expired - Lifetime
- 2004-09-15 JP JP2007531605A patent/JP4547502B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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EP1790072B1 (en) | 2013-05-22 |
JP2008514060A (ja) | 2008-05-01 |
US7528663B2 (en) | 2009-05-05 |
WO2006029649A1 (en) | 2006-03-23 |
US20070247243A1 (en) | 2007-10-25 |
EP1790072A1 (en) | 2007-05-30 |
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