KR100863792B1 - 적층 필터 및 전자부품 - Google Patents
적층 필터 및 전자부품 Download PDFInfo
- Publication number
- KR100863792B1 KR100863792B1 KR1020077007952A KR20077007952A KR100863792B1 KR 100863792 B1 KR100863792 B1 KR 100863792B1 KR 1020077007952 A KR1020077007952 A KR 1020077007952A KR 20077007952 A KR20077007952 A KR 20077007952A KR 100863792 B1 KR100863792 B1 KR 100863792B1
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- South Korea
- Prior art keywords
- electrode
- capacitor
- inductor
- strip line
- input
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 89
- 239000000919 ceramic Substances 0.000 claims abstract description 6
- 239000004020 conductor Substances 0.000 description 23
- 230000003071 parasitic effect Effects 0.000 description 16
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
Images
Classifications
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- 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
- H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors
-
- 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
-
- 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
- H01P1/20327—Electromagnetic interstage coupling
- H01P1/20336—Comb or interdigital filters
- H01P1/20345—Multilayer filters
-
- 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
- H03H7/075—Ladder networks, e.g. electric wave filters
-
- 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
- H03H7/17—Structural details of sub-circuits of frequency selective networks
- H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
- H03H7/1758—Series LC in shunt or branch path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
- H01F17/0013—Printed inductances with stacked layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
- H03H2001/0021—Constructional details
- H03H2001/0085—Multilayer, e.g. LTCC, HTCC, green sheets
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Filters And Equalizers (AREA)
Abstract
Description
Claims (5)
- 유전체 세라믹스의 소자 본체 내부에 설치된 복수의 전극에 의하여 소정의 필터회로가 구성되고, 2개의 입출력단자의 각각과 상기 필터회로의 입출력단의 각각과의 사이에 직렬로 배치되어 한쪽 끝이 상기 입출력단자에 접속되어 있는 2개의 커패시터를 구비한 적층 필터에 있어서,상기 입출력단자와 상기 각 커패시터의 한쪽 끝과의 사이에 직렬로 개재하는 2개의 인덕터를 상기 소자 본체 내부에 설치한 것을 특징으로 하는 적층 필터.
- 제 1항에 있어서,상기 인덕터는 권회형 인덕터인 것을 특징으로 하는 적층 필터.
- 제 1항에 있어서,상기 각 입출력단자의 각각에 한쪽 끝이 접속된 인덕터의 다른쪽 끝 사이에 2개 이상의 커패시터가 직렬 접속되어 있음과 동시에,상기 커패시터끼리의 접속점과 접지점과의 사이에 접속된 인덕터와 커패시터와의 직렬 회로를 가지는 것을 특징으로 하는 적층 필터.
- 제 3항에 있어서,상기 각 입출력단자의 각각에 한쪽 끝이 접속된 2개의 인덕터의 다른쪽 끝사이에 직렬 접속된 2개 이상의 커패시터가 겹치도록 상기 제 1 영역에 배치되고, 한쪽의 입출력단자에 접속된 제 1 인덕터가 상기 제 1 영역에 인접하는 상기 제 2 영역에 배치되며,다른쪽의 입출력단자에 접속된 제 2 인덕터는 상기 제 1 영역을 사이에 두고 상기 제 2 영역에 대칭인 위치에 존재하는 상기 제 3 영역에 배치되고,상기 인덕터의 다른쪽 끝 사이에 직렬 접속되어 있는 커패시터끼리의 접속점과 접지점과의 사이에 접속된 인덕터와 커패시터의 직렬 회로가 상기 제 1 내지 제 3 영역에 인접하는 상기 제 4 영역에 배치되어 있는 것을 특징으로 하는 적층 필터.
- 제 1항 내지 제 4항 중 어느 한 항에 기재된 적층 필터에 IC를 실장하여 모듈화한 것을 특징으로 하는 전자부품.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2005-00172543 | 2005-06-13 | ||
JP2005172543 | 2005-06-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070088598A KR20070088598A (ko) | 2007-08-29 |
KR100863792B1 true KR100863792B1 (ko) | 2008-10-16 |
Family
ID=37532274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077007952A KR100863792B1 (ko) | 2005-06-13 | 2006-06-13 | 적층 필터 및 전자부품 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20090033439A1 (ko) |
JP (1) | JPWO2006134916A1 (ko) |
KR (1) | KR100863792B1 (ko) |
WO (1) | WO2006134916A1 (ko) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008024039A1 (en) * | 2006-08-25 | 2008-02-28 | Abb Technology Ltd | Dc filter and voltage source converter station comprising such filter |
TWI345874B (en) * | 2008-05-09 | 2011-07-21 | Advanced Semiconductor Eng | Band pass filter |
DE102008051920A1 (de) * | 2008-10-16 | 2010-04-22 | Rohde & Schwarz Gmbh & Co. Kg | Elektrische Schaltungsanordnung mit überlappenden Kapazitäten |
US9209772B2 (en) | 2010-05-28 | 2015-12-08 | Advantest Corporation | Electrical filter structure |
CN103026620B (zh) | 2010-05-28 | 2015-05-13 | 爱德万测试(新加坡)私人有限公司 | 电双滤波器结构 |
WO2011147469A1 (en) * | 2010-05-28 | 2011-12-01 | Verigy (Singapore) Pte. Ltd. | Electrical filter structure |
WO2013164929A1 (ja) * | 2012-05-02 | 2013-11-07 | 株式会社村田製作所 | 高周波モジュール |
KR101444555B1 (ko) * | 2012-12-27 | 2014-09-24 | 삼성전기주식회사 | 대역 통과 필터 |
US9570222B2 (en) * | 2013-05-28 | 2017-02-14 | Tdk Corporation | Vector inductor having multiple mutually coupled metalization layers providing high quality factor |
JP5821914B2 (ja) * | 2013-08-28 | 2015-11-24 | 株式会社村田製作所 | 高周波部品 |
JP6354551B2 (ja) * | 2014-12-02 | 2018-07-11 | 株式会社村田製作所 | 電子部品 |
US9735752B2 (en) | 2014-12-03 | 2017-08-15 | Tdk Corporation | Apparatus and methods for tunable filters |
JP6593209B2 (ja) * | 2016-02-05 | 2019-10-23 | 株式会社村田製作所 | 電子部品 |
WO2018043206A1 (ja) * | 2016-09-05 | 2018-03-08 | 株式会社村田製作所 | Lcフィルタ、高周波フロントエンド回路および通信装置 |
JP6467734B2 (ja) * | 2017-02-10 | 2019-02-13 | パナソニックIpマネジメント株式会社 | 多層基板のフィルタ |
JP6968635B2 (ja) * | 2017-09-08 | 2021-11-17 | 株式会社村田製作所 | 積層型共振回路部品の製造方法 |
WO2019160139A1 (ja) * | 2018-02-19 | 2019-08-22 | 株式会社村田製作所 | 多層基板、ローパスフィルタ、ハイパスフィルタ、マルチプレクサ、高周波フロントエンド回路、及び通信装置 |
JP7411642B2 (ja) | 2018-09-18 | 2024-01-11 | キョーセラ・エイブイエックス・コンポーネンツ・コーポレーション | 高出力表面実装フィルタ |
WO2020132187A1 (en) | 2018-12-20 | 2020-06-25 | Avx Corporation | Multilayer electronic device including a high precision inductor |
DE112019006358T5 (de) | 2018-12-20 | 2021-10-28 | Avx Corporation | Hochfrequenzmehrschichtfilter |
US11114994B2 (en) | 2018-12-20 | 2021-09-07 | Avx Corporation | Multilayer filter including a low inductance via assembly |
US11336249B2 (en) | 2018-12-20 | 2022-05-17 | KYOCERA AVX Components Corporation | Multilayer filter including a capacitor connected with at least two vias |
CN113228409B (zh) | 2018-12-20 | 2022-05-27 | 京瓷Avx元器件公司 | 包括具有精确控制电容面积的电容器的多层电子装置 |
CN113196561B (zh) | 2018-12-20 | 2022-08-23 | 京瓷Avx元器件公司 | 包括减少回波信号的突出部的多层滤波器 |
US11201602B1 (en) * | 2020-09-17 | 2021-12-14 | Analog Devices, Inc. | Apparatus and methods for tunable filtering |
US11201600B1 (en) | 2020-10-05 | 2021-12-14 | Analog Devices, Inc. | Apparatus and methods for control and calibration of tunable filters |
KR102684990B1 (ko) * | 2021-08-23 | 2024-07-15 | 주식회사 파브레인 | 에어 커패시터를 이용한 대전력용 필터 |
Citations (2)
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JP2000068774A (ja) | 1998-08-25 | 2000-03-03 | Sony Corp | フィルタ回路 |
JP2003158437A (ja) * | 2001-09-06 | 2003-05-30 | Murata Mfg Co Ltd | Lcフィルタ回路、積層型lcフィルタ、マルチプレクサおよび無線通信装置 |
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US4598276A (en) * | 1983-11-16 | 1986-07-01 | Minnesota Mining And Manufacturing Company | Distributed capacitance LC resonant circuit |
JPH04110022U (ja) * | 1991-03-07 | 1992-09-24 | 株式会社村田製作所 | T型lcチツプフイルタ |
JP2001156569A (ja) * | 1999-11-26 | 2001-06-08 | Murata Mfg Co Ltd | 積層型lc複合部品 |
JP3941416B2 (ja) * | 2001-04-26 | 2007-07-04 | ソニー株式会社 | 高周波モジュール装置及びその製造方法 |
JP2003198308A (ja) * | 2001-12-25 | 2003-07-11 | Ngk Spark Plug Co Ltd | 積層型lcフィルタ |
US6882246B2 (en) * | 2003-01-02 | 2005-04-19 | Harris Corporation | System and method for an electronically tunable frequency filter having constant bandwidth and temperature compensation for center frequency, bandwidth and insertion loss |
-
2006
- 2006-06-13 US US11/813,776 patent/US20090033439A1/en not_active Abandoned
- 2006-06-13 KR KR1020077007952A patent/KR100863792B1/ko not_active IP Right Cessation
- 2006-06-13 JP JP2006549746A patent/JPWO2006134916A1/ja not_active Withdrawn
- 2006-06-13 WO PCT/JP2006/311834 patent/WO2006134916A1/ja active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000068774A (ja) | 1998-08-25 | 2000-03-03 | Sony Corp | フィルタ回路 |
JP2003158437A (ja) * | 2001-09-06 | 2003-05-30 | Murata Mfg Co Ltd | Lcフィルタ回路、積層型lcフィルタ、マルチプレクサおよび無線通信装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2006134916A1 (ja) | 2006-12-21 |
US20090033439A1 (en) | 2009-02-05 |
KR20070088598A (ko) | 2007-08-29 |
JPWO2006134916A1 (ja) | 2009-01-08 |
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