DE69718975D1 - Verbesserungen in oder in bezug auf elektronische Filter - Google Patents
Verbesserungen in oder in bezug auf elektronische FilterInfo
- Publication number
- DE69718975D1 DE69718975D1 DE69718975T DE69718975T DE69718975D1 DE 69718975 D1 DE69718975 D1 DE 69718975D1 DE 69718975 T DE69718975 T DE 69718975T DE 69718975 T DE69718975 T DE 69718975T DE 69718975 D1 DE69718975 D1 DE 69718975D1
- Authority
- DE
- Germany
- Prior art keywords
- relation
- electronic filters
- filters
- electronic
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0273—Magnetic circuits with PM for magnetic field generation
- H01F7/0278—Magnetic circuits with PM for magnetic field generation for generating uniform fields, focusing, deflecting electrically charged particles
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/013—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for obtaining desired frequency or temperature coefficient
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H7/00—Details of devices of the types covered by groups H05H9/00, H05H11/00, H05H13/00
- H05H7/04—Magnet systems, e.g. undulators, wigglers; Energisation thereof
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Networks Using Active Elements (AREA)
- Electric Clocks (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Filters And Equalizers (AREA)
- Particle Accelerators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2602596P | 1996-09-13 | 1996-09-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69718975D1 true DE69718975D1 (de) | 2003-03-20 |
DE69718975T2 DE69718975T2 (de) | 2003-11-06 |
Family
ID=21829439
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69718975T Expired - Lifetime DE69718975T2 (de) | 1996-09-13 | 1997-09-15 | Verbesserungen in oder in bezug auf elektronische Filter |
Country Status (7)
Country | Link |
---|---|
US (1) | US5945899A (de) |
EP (1) | EP0829960B1 (de) |
JP (1) | JP3808602B2 (de) |
KR (1) | KR100436193B1 (de) |
DE (1) | DE69718975T2 (de) |
FI (1) | FI973666A (de) |
TW (1) | TW418561B (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4021982B2 (ja) * | 1998-03-03 | 2007-12-12 | 信越化学工業株式会社 | ハイブリッド型ウイグラ |
US6307427B1 (en) | 1998-08-06 | 2001-10-23 | Fujitsu Limited | Filter characteristic regulating apparatus and regulating method therefor |
WO2004025308A2 (en) * | 2002-09-11 | 2004-03-25 | Halliburton Energy Services, Inc. | Nmr tool with helical polarization |
DE10344167B3 (de) * | 2003-09-22 | 2004-12-02 | Matsushita Electronic Components (Europe) Gmbh | Verfahren und Vorrichtung zur Einstellung eines Filters |
DE102006035102B4 (de) * | 2006-07-28 | 2016-04-07 | Sivantos Gmbh | Hörhilfe mit einem Sende-Empfangssystem |
US8358795B2 (en) | 2006-07-28 | 2013-01-22 | Siemens Audiologische Technik Gmbh | Receiver system and method for transmitting information for an otological device |
US8148839B2 (en) * | 2008-07-02 | 2012-04-03 | Rosefsky Jonathan B | Ribbon drive power generation and method of use |
JP5761508B2 (ja) * | 2011-07-19 | 2015-08-12 | 株式会社エクォス・リサーチ | 電力伝送システム |
JP5761507B2 (ja) * | 2011-07-19 | 2015-08-12 | 株式会社エクォス・リサーチ | 電力伝送システム |
US9045884B1 (en) * | 2011-12-19 | 2015-06-02 | Rowland S. Harden | System and method for capturing ferrous items from food waste systems |
KR101360852B1 (ko) * | 2012-08-24 | 2014-02-11 | 한국원자력연구원 | 주기가변 영구자석 언듈레이터 |
US10485089B2 (en) * | 2017-09-07 | 2019-11-19 | National Synchrotron Radiation Research Center | Helical permanent magnet structure and undulator using the same |
CN110170376A (zh) * | 2019-06-24 | 2019-08-27 | 纪礽辉 | 一种聚磁介质及其应用 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4764743A (en) * | 1987-10-26 | 1988-08-16 | The United States Of America As Represented By The Secretary Of The Army | Permanent magnet structures for the production of transverse helical fields |
US4906877A (en) * | 1988-08-30 | 1990-03-06 | Ciaio Frank A | MHD generator and fluid pump |
US4994778A (en) * | 1989-11-14 | 1991-02-19 | The United States Of America As Represented By The Secretary Of The Army | Adjustable twister |
US5331299A (en) * | 1990-02-23 | 1994-07-19 | Massachusetts Institute Of Technology | Adaptive tracking notch filter system |
JP2811928B2 (ja) * | 1990-07-17 | 1998-10-15 | 日本電気株式会社 | 自動調整フィルタ |
US5099217A (en) * | 1991-09-16 | 1992-03-24 | The United States Of America As Represented By The Secretary Of The Army | Constant gap cladded twister |
US5416438A (en) * | 1992-03-18 | 1995-05-16 | Nec Corporation | Active filter circuit suited to integration on IC chip |
US5281931A (en) * | 1992-10-08 | 1994-01-25 | International Business Machines Corporation | On-chip self-tuning filter system |
-
1997
- 1997-08-25 US US08/920,237 patent/US5945899A/en not_active Expired - Fee Related
- 1997-09-12 FI FI973666A patent/FI973666A/fi not_active Application Discontinuation
- 1997-09-12 KR KR1019970047090A patent/KR100436193B1/ko not_active IP Right Cessation
- 1997-09-15 EP EP97307120A patent/EP0829960B1/de not_active Expired - Lifetime
- 1997-09-15 DE DE69718975T patent/DE69718975T2/de not_active Expired - Lifetime
- 1997-09-16 JP JP25109397A patent/JP3808602B2/ja not_active Expired - Fee Related
-
1998
- 1998-06-05 TW TW087108905A patent/TW418561B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TW418561B (en) | 2001-01-11 |
DE69718975T2 (de) | 2003-11-06 |
US5945899A (en) | 1999-08-31 |
FI973666A (fi) | 1998-03-14 |
EP0829960B1 (de) | 2003-02-12 |
KR100436193B1 (ko) | 2004-07-16 |
JPH10173404A (ja) | 1998-06-26 |
EP0829960A2 (de) | 1998-03-18 |
EP0829960A3 (de) | 1999-10-06 |
FI973666A0 (fi) | 1997-09-12 |
JP3808602B2 (ja) | 2006-08-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |