EP1804329A4 - Attenuateur variable - Google Patents
Attenuateur variableInfo
- Publication number
- EP1804329A4 EP1804329A4 EP05755038A EP05755038A EP1804329A4 EP 1804329 A4 EP1804329 A4 EP 1804329A4 EP 05755038 A EP05755038 A EP 05755038A EP 05755038 A EP05755038 A EP 05755038A EP 1804329 A4 EP1804329 A4 EP 1804329A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- variable attenuator
- attenuator
- variable
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/22—Attenuating devices
- H01P1/227—Strip line attenuators
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200410051879 CN1282303C (zh) | 2004-10-13 | 2004-10-13 | 可变衰减器 |
PCT/CN2005/000872 WO2006039850A1 (fr) | 2004-10-13 | 2005-06-17 | Attenuateur variable |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1804329A1 EP1804329A1 (fr) | 2007-07-04 |
EP1804329A4 true EP1804329A4 (fr) | 2007-10-10 |
Family
ID=35046702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05755038A Withdrawn EP1804329A4 (fr) | 2004-10-13 | 2005-06-17 | Attenuateur variable |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1804329A4 (fr) |
JP (1) | JP2008516568A (fr) |
CN (1) | CN1282303C (fr) |
WO (1) | WO2006039850A1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2190116B1 (fr) * | 2007-08-11 | 2018-03-21 | Yantel Corporation | Atténuateur variable |
CN101546989B (zh) * | 2008-03-26 | 2014-09-17 | 深圳市研通高频技术有限公司 | 可变衰减器 |
DE102009017689A1 (de) * | 2009-04-16 | 2010-10-21 | Asc-Tec Ag Antennen-Satelliten-Communication-Technik | Pegelsteller |
US20110193624A1 (en) * | 2010-02-08 | 2011-08-11 | Harris Corporation | Tunable impedance inverter for doherty amplifier circuit |
JP5110333B2 (ja) * | 2010-06-21 | 2012-12-26 | Tdk株式会社 | 減衰器 |
CN109703998B (zh) * | 2018-12-25 | 2020-07-31 | 湖州通元石料有限公司 | 一种移动式石料输送下料装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2961620A (en) * | 1955-10-06 | 1960-11-22 | Sanders Associates Inc | Phase shifter for high frequency transmission line |
JPH10242711A (ja) * | 1997-02-25 | 1998-09-11 | Miharu Tsushin Kk | 筒型可変減衰器 |
EP1054466A2 (fr) * | 1999-05-19 | 2000-11-22 | KMW Co., Ltd. | Dispositif de traitement de signal pour décaler la phase d' un signal d' entrée et pour atténuer le signal |
WO2004082063A1 (fr) * | 2003-03-12 | 2004-09-23 | Qinetiq Limited | Dispositif dephaseur |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2810891A (en) * | 1954-03-03 | 1957-10-22 | Itt | Attenuators |
US3659233A (en) * | 1970-07-07 | 1972-04-25 | Collins Radio Co | Microstrip rf variable attenuator |
JPH0624162B2 (ja) * | 1989-05-11 | 1994-03-30 | コパル電子株式会社 | 可変抵抗器の抵抗体 |
JP3951488B2 (ja) * | 1998-12-25 | 2007-08-01 | 住友電気工業株式会社 | 分配可変移相器 |
US6522221B1 (en) * | 1999-01-04 | 2003-02-18 | Nippon Telegraph And Telephone Corporation | Phase shifter, attenuator, and nonlinear signal generator |
US6504450B2 (en) * | 2000-08-12 | 2003-01-07 | Kmw Inc. | Signal process apparatus for phase-shifting N number of signals inputted thereto |
-
2004
- 2004-10-13 CN CN 200410051879 patent/CN1282303C/zh not_active Expired - Fee Related
-
2005
- 2005-06-17 JP JP2007540477A patent/JP2008516568A/ja active Pending
- 2005-06-17 WO PCT/CN2005/000872 patent/WO2006039850A1/fr active Application Filing
- 2005-06-17 EP EP05755038A patent/EP1804329A4/fr not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2961620A (en) * | 1955-10-06 | 1960-11-22 | Sanders Associates Inc | Phase shifter for high frequency transmission line |
JPH10242711A (ja) * | 1997-02-25 | 1998-09-11 | Miharu Tsushin Kk | 筒型可変減衰器 |
EP1054466A2 (fr) * | 1999-05-19 | 2000-11-22 | KMW Co., Ltd. | Dispositif de traitement de signal pour décaler la phase d' un signal d' entrée et pour atténuer le signal |
WO2004082063A1 (fr) * | 2003-03-12 | 2004-09-23 | Qinetiq Limited | Dispositif dephaseur |
Non-Patent Citations (1)
Title |
---|
See also references of WO2006039850A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP1804329A1 (fr) | 2007-07-04 |
JP2008516568A (ja) | 2008-05-15 |
CN1282303C (zh) | 2006-10-25 |
WO2006039850A1 (fr) | 2006-04-20 |
CN1674351A (zh) | 2005-09-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20070508 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20070906 |
|
DAX | Request for extension of the european patent (deleted) | ||
17Q | First examination report despatched |
Effective date: 20080627 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20160105 |