DE69529904T2 - Dampfungsglied - Google Patents
DampfungsgliedInfo
- Publication number
- DE69529904T2 DE69529904T2 DE69529904T DE69529904T DE69529904T2 DE 69529904 T2 DE69529904 T2 DE 69529904T2 DE 69529904 T DE69529904 T DE 69529904T DE 69529904 T DE69529904 T DE 69529904T DE 69529904 T2 DE69529904 T2 DE 69529904T2
- Authority
- DE
- Germany
- Prior art keywords
- attenuator
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10366—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications
- G06K7/10415—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications the interrogation device being fixed in its position, such as an access control device for reading wireless access cards, or a wireless ATM
- G06K7/10425—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications the interrogation device being fixed in its position, such as an access control device for reading wireless access cards, or a wireless ATM the interrogation device being arranged for interrogation of record carriers passing by the interrogation device
- G06K7/10435—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications the interrogation device being fixed in its position, such as an access control device for reading wireless access cards, or a wireless ATM the interrogation device being arranged for interrogation of record carriers passing by the interrogation device the interrogation device being positioned close to a conveyor belt or the like on which moving record carriers are passing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPM6904A AUPM690494A0 (en) | 1994-07-18 | 1994-07-18 | Attenuator |
PCT/AU1995/000436 WO1996002954A1 (en) | 1994-07-18 | 1995-07-18 | Attenuator |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69529904D1 DE69529904D1 (de) | 2003-04-17 |
DE69529904T2 true DE69529904T2 (de) | 2003-12-18 |
Family
ID=3781444
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69529904T Expired - Lifetime DE69529904T2 (de) | 1994-07-18 | 1995-07-18 | Dampfungsglied |
Country Status (5)
Country | Link |
---|---|
US (1) | US5969609A (de) |
EP (1) | EP0771478B1 (de) |
AU (1) | AUPM690494A0 (de) |
DE (1) | DE69529904T2 (de) |
WO (1) | WO1996002954A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6804726B1 (en) | 1996-05-22 | 2004-10-12 | Geovector Corporation | Method and apparatus for controlling electrical devices in response to sensed conditions |
AUPP254698A0 (en) * | 1998-03-23 | 1998-04-23 | Magellan Technology Pty Limited | An interrogator for interrogating an rfid transponder |
GB0104910D0 (en) * | 2001-02-28 | 2001-04-18 | Ibm | Devices to reduce electro-magnetic field radiation |
US6779246B2 (en) | 2001-04-23 | 2004-08-24 | Appleton Papers Inc. | Method and system for forming RF reflective pathways |
US6892441B2 (en) * | 2001-04-23 | 2005-05-17 | Appleton Papers Inc. | Method for forming electrically conductive pathways |
US7908080B2 (en) | 2004-12-31 | 2011-03-15 | Google Inc. | Transportation routing |
ES2851149T3 (es) | 2005-09-12 | 2021-09-03 | Sato Holdings Corp | Diseño de antena y sistema de interrogador |
JP4956152B2 (ja) * | 2006-11-21 | 2012-06-20 | 株式会社スマート | センサ・タグの多面影像方式 |
EP2286520B1 (de) | 2008-06-12 | 2016-12-14 | Sato Holdings Corporation | Antennendesign und interrogatorsystem dafür |
AU2013201425A1 (en) | 2012-07-13 | 2014-01-30 | Sato Holdings Corporation | Antenna Design and Interrogator System |
US10185912B2 (en) | 2014-09-12 | 2019-01-22 | Sato Holdings Corporation | RFID extended operation range system, apparatus and method |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3124798A (en) * | 1954-06-11 | 1964-03-10 | Reflection-free damping structure for | |
US3904886A (en) * | 1974-02-01 | 1975-09-09 | Ibm | Voltage distribution systems for integrated circuits |
FR2527039A1 (fr) * | 1982-05-14 | 1983-11-18 | Inf Milit Spatiale Aeronaut | Dispositif de protection d'un dispositif electronique contre les tensions engendrees par un champ electromagnetique |
CH668347A5 (de) * | 1985-06-28 | 1988-12-15 | Jakob Senn | Dichtung an gehaeuseartigen einrichtungen mit elektrischen geraeten. |
US4670347A (en) * | 1986-03-12 | 1987-06-02 | Topflight Corp. | RFI/EMI shielding apparatus |
DE3709658A1 (de) * | 1986-09-23 | 1988-03-31 | Licentia Gmbh | Absorber fuer elektromagnetische wellen |
US5258766A (en) * | 1987-12-10 | 1993-11-02 | Uniscan Ltd. | Antenna structure for providing a uniform field |
US4968854A (en) * | 1988-11-10 | 1990-11-06 | Vanguard Products Corporation | Dual elastomer gasket shield for electronic equipment |
US5218371A (en) * | 1990-08-14 | 1993-06-08 | Sensormatic Electronics Corporation | Antenna array for enhanced field falloff |
JP3044078B2 (ja) * | 1991-03-08 | 2000-05-22 | 三菱電機株式会社 | 不要磁界輻射防止装置 |
WO1992017866A1 (en) * | 1991-04-03 | 1992-10-15 | Integrated Silicon Design Pty. Ltd. | Article sorting system |
DE4127045A1 (de) * | 1991-08-16 | 1993-02-18 | Telefunken Systemtechnik | Flaechenabsorber fuer elektromagnetische hf-strahlung |
US5373296A (en) * | 1992-08-18 | 1994-12-13 | Tdk Corporation | Electromagnetic wave absorber and wave absorption structure |
-
1994
- 1994-07-18 AU AUPM6904A patent/AUPM690494A0/en not_active Abandoned
-
1995
- 1995-07-18 WO PCT/AU1995/000436 patent/WO1996002954A1/en active IP Right Grant
- 1995-07-18 EP EP95924810A patent/EP0771478B1/de not_active Expired - Lifetime
- 1995-07-18 DE DE69529904T patent/DE69529904T2/de not_active Expired - Lifetime
- 1995-07-18 US US08/765,549 patent/US5969609A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AUPM690494A0 (en) | 1994-08-11 |
DE69529904D1 (de) | 2003-04-17 |
EP0771478A4 (de) | 1997-10-22 |
EP0771478B1 (de) | 2003-03-12 |
EP0771478A1 (de) | 1997-05-07 |
WO1996002954A1 (en) | 1996-02-01 |
US5969609A (en) | 1999-10-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |