DE68922377D1 - Filter zur Unterdrückung der zweiten Harmonischen. - Google Patents

Filter zur Unterdrückung der zweiten Harmonischen.

Info

Publication number
DE68922377D1
DE68922377D1 DE68922377T DE68922377T DE68922377D1 DE 68922377 D1 DE68922377 D1 DE 68922377D1 DE 68922377 T DE68922377 T DE 68922377T DE 68922377 T DE68922377 T DE 68922377T DE 68922377 D1 DE68922377 D1 DE 68922377D1
Authority
DE
Germany
Prior art keywords
suppression filter
harmonic suppression
harmonic
filter
suppression
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 - Fee Related
Application number
DE68922377T
Other languages
English (en)
Other versions
DE68922377T2 (de
Inventor
Tetsuji Nakatani
Akira Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE68922377D1 publication Critical patent/DE68922377D1/de
Application granted granted Critical
Publication of DE68922377T2 publication Critical patent/DE68922377T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H01P1/2039—Galvanic coupling between Input/Output
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/212—Frequency-selective devices, e.g. filters suppressing or attenuating harmonic frequencies

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
DE68922377T 1988-12-02 1989-12-01 Filter zur Unterdrückung der zweiten Harmonischen. Expired - Fee Related DE68922377T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63306351A JPH02152302A (ja) 1988-12-02 1988-12-02 ２倍波阻止回路

Publications (2)

Publication Number Publication Date
DE68922377D1 true DE68922377D1 (de) 1995-06-01
DE68922377T2 DE68922377T2 (de) 1995-10-05

Family

ID=17956033

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68922377T Expired - Fee Related DE68922377T2 (de) 1988-12-02 1989-12-01 Filter zur Unterdrückung der zweiten Harmonischen.

Country Status (5)

Country Link
US (1) US4999596A (de)
EP (1) EP0373452B1 (de)
JP (1) JPH02152302A (de)
CA (1) CA2004398C (de)
DE (1) DE68922377T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI112980B (fi) * 1996-04-26 2004-02-13 Filtronic Lk Oy Integroitu suodatinrakenne
JPH10215102A (ja) * 1997-01-30 1998-08-11 Nec Corp マイクロストリップ帯域阻止フィルタ
KR19980067597A (ko) * 1997-02-06 1998-10-15 김영환 부하 선로형 위상 변위기
JP2001111362A (ja) * 1999-10-06 2001-04-20 Nec Corp 高調波処理回路及びそれを用いた高電力効率増幅回路
US8014724B2 (en) 1999-10-21 2011-09-06 Broadcom Corporation System and method for signal limiting
US7933555B2 (en) * 1999-10-21 2011-04-26 Broadcom Corporation System and method for reducing phase noise
GB2358533A (en) * 2000-01-21 2001-07-25 Dynex Semiconductor Ltd Antenna; feed; alarm sensor
US7057481B2 (en) * 2004-03-09 2006-06-06 Alpha Networks Inc. PCB based band-pass filter for cutting out harmonic high frequency
JP4892498B2 (ja) * 2008-02-05 2012-03-07 国立大学法人 名古屋工業大学 マイクロストリップアンテナ
EP2207237A1 (de) * 2009-01-07 2010-07-14 Alcatel, Lucent Tiefpassfilter
DE102009019547A1 (de) * 2009-04-30 2010-11-11 Kathrein-Werke Kg Filteranordnung
US20100295634A1 (en) 2009-05-20 2010-11-25 Tamrat Akale Tunable bandpass filter
TWI568203B (zh) * 2012-08-31 2017-01-21 Yong-Sheng Huang Harmonic Suppression Method of Radio Frequency Circuits
US10637519B2 (en) * 2015-06-09 2020-04-28 The University Of Electro-Communications Dual-band amplifier
CN110931974A (zh) * 2019-12-03 2020-03-27 惠州Tcl移动通信有限公司 天线阻抗匹配电路、天线系统、印刷电路板和移动终端
CN112230117B (zh) * 2020-10-14 2023-11-24 三门核电有限公司 用于ap1000棒电源机组旋转二极管的故障在线检测系统及方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3345589A (en) * 1962-12-14 1967-10-03 Bell Telephone Labor Inc Transmission line type microwave filter
US3343069A (en) * 1963-12-19 1967-09-19 Hughes Aircraft Co Parametric frequency doubler-limiter
FR2220929B1 (de) * 1973-02-20 1976-06-11 Minet Roger
US4074214A (en) * 1976-09-20 1978-02-14 Motorola, Inc. Microwave filter
JPS5566101A (en) * 1978-11-13 1980-05-19 Sony Corp Microwave circuit
JPS55114003A (en) * 1979-02-26 1980-09-03 Toshiba Corp Higher harmonic filter
JPS5827402A (ja) * 1981-08-12 1983-02-18 Hitachi Ltd Ｓｈｆ受信機の前置増幅回路
JPS58127401A (ja) * 1982-01-22 1983-07-29 Nec Corp 帯域通過フイルタ
JPS58141005A (ja) * 1982-02-17 1983-08-22 Sony Corp マイクロ波用バンドパスフイルタ
JPH0618284B2 (ja) * 1984-08-09 1994-03-09 富士通株式会社 マイクロ波集積回路
FR2610765B1 (fr) * 1987-02-11 1989-02-17 Alcatel Thomson Faisceaux Filtre hyperfrequence accordable

Also Published As

Publication number Publication date
CA2004398C (en) 1993-09-14
EP0373452A3 (de) 1991-03-20
EP0373452A2 (de) 1990-06-20
DE68922377T2 (de) 1995-10-05
JPH02152302A (ja) 1990-06-12
CA2004398A1 (en) 1990-06-02
EP0373452B1 (de) 1995-04-26
US4999596A (en) 1991-03-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee