JP2014239425A5 - - Google Patents

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Publication number
JP2014239425A5
JP2014239425A5 JP2014095682A JP2014095682A JP2014239425A5 JP 2014239425 A5 JP2014239425 A5 JP 2014239425A5 JP 2014095682 A JP2014095682 A JP 2014095682A JP 2014095682 A JP2014095682 A JP 2014095682A JP 2014239425 A5 JP2014239425 A5 JP 2014239425A5
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JP
Japan
Prior art keywords
balun
inductor
capacitor
port
differential
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.)
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Application number
JP2014095682A
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English (en)
Japanese (ja)
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JP2014239425A (ja
JP5813822B2 (ja
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Publication date
Priority claimed from US13/914,271 external-priority patent/US9106204B2/en
Application filed filed Critical
Publication of JP2014239425A publication Critical patent/JP2014239425A/ja
Publication of JP2014239425A5 publication Critical patent/JP2014239425A5/ja
Application granted granted Critical
Publication of JP5813822B2 publication Critical patent/JP5813822B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2014095682A 2013-06-10 2014-05-07 ４つのｌｃ素子から構成されるバラン Expired - Fee Related JP5813822B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/914,271 US9106204B2 (en) 2013-06-10 2013-06-10 Four LC element balun
US13/914,271 2013-06-10

Publications (3)

Publication Number Publication Date
JP2014239425A JP2014239425A (ja) 2014-12-18
JP2014239425A5 true JP2014239425A5 (cg-RX-API-DMAC7.html) 2015-08-27
JP5813822B2 JP5813822B2 (ja) 2015-11-17

Family

ID=52004973

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014095682A Expired - Fee Related JP5813822B2 (ja) 2013-06-10 2014-05-07 ４つのｌｃ素子から構成されるバラン

Country Status (4)

Country Link
US (1) US9106204B2 (cg-RX-API-DMAC7.html)
JP (1) JP5813822B2 (cg-RX-API-DMAC7.html)
CN (1) CN104242856B (cg-RX-API-DMAC7.html)
DE (1) DE102014108135B4 (cg-RX-API-DMAC7.html)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2647124B1 (en) * 2010-11-29 2019-06-05 Smart Antenna Technologies Ltd Balanced antenna system
US9306535B2 (en) * 2013-02-28 2016-04-05 Avago Technologies General Ip (Singapore) Pte. Ltd. Integrated receive filter including matched balun
US9503053B1 (en) 2015-05-13 2016-11-22 Qualcomm Incorporated Active balun for wideband applications
JP6511962B2 (ja) * 2015-05-28 2019-05-15 Tdk株式会社 積層型電子部品
CN106330126A (zh) * 2015-06-30 2017-01-11 展讯通信（上海）有限公司 抗静电的带通滤波集成电路
KR20170070670A (ko) * 2015-12-14 2017-06-22 삼성전기주식회사 쿼드플렉서
US11894622B2 (en) 2016-08-29 2024-02-06 Silicon Laboratories Inc. Antenna structure with double-slotted loop and associated methods
US11749893B2 (en) 2016-08-29 2023-09-05 Silicon Laboratories Inc. Apparatus for antenna impedance-matching and associated methods
US11764473B2 (en) 2016-08-29 2023-09-19 Silicon Laboratories Inc. Apparatus with partitioned radio frequency antenna and matching network and associated methods
US11769949B2 (en) 2016-08-29 2023-09-26 Silicon Laboratories Inc. Apparatus with partitioned radio frequency antenna and matching network and associated methods
US11764749B2 (en) 2016-08-29 2023-09-19 Silicon Laboratories Inc. Apparatus with partitioned radio frequency antenna and matching network and associated methods
WO2018168213A1 (ja) * 2017-03-15 2018-09-20 株式会社村田製作所 バラン
WO2018198601A1 (ja) * 2017-04-26 2018-11-01 株式会社村田製作所 バランスフィルタ
US11750167B2 (en) 2017-11-27 2023-09-05 Silicon Laboratories Inc. Apparatus for radio-frequency matching networks and associated methods
US11916514B2 (en) 2017-11-27 2024-02-27 Silicon Laboratories Inc. Radio-frequency apparatus with multi-band wideband balun and associated methods
US11894621B2 (en) * 2017-12-18 2024-02-06 Silicon Laboratories Inc. Radio-frequency apparatus with multi-band balun with improved performance and associated methods
US11894826B2 (en) * 2017-12-18 2024-02-06 Silicon Laboratories Inc. Radio-frequency apparatus with multi-band balun and associated methods
CN110896315A (zh) * 2018-09-12 2020-03-20 宁德时代新能源科技股份有限公司 无线射频通信系统
US11368181B2 (en) 2020-06-30 2022-06-21 Apple Inc. Duplexer with balanced impedance ladder
NL2026017B1 (en) * 2020-07-08 2022-03-11 Ampleon Netherlands Bv Push-pull class E amplifier
JP2022174987A (ja) 2021-05-12 2022-11-25 住友電気工業株式会社 ドハティ増幅器
US11862872B2 (en) 2021-09-30 2024-01-02 Silicon Laboratories Inc. Apparatus for antenna optimization and associated methods

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6064872A (en) * 1991-03-12 2000-05-16 Watkins-Johnson Company Totem pole mixer having grounded serially connected stacked FET pair
US5574411A (en) 1995-09-25 1996-11-12 Samsung Semiconductor, Inc. Lumped parameter balun
US6052039A (en) 1997-07-18 2000-04-18 National Science Council Lumped constant compensated high/low pass balanced-to-unbalanced transition
US6621370B1 (en) * 2000-09-15 2003-09-16 Atheros Communications, Inc. Method and system for a lumped-distributed balun
JP3800504B2 (ja) * 2001-05-15 2006-07-26 Ｔｄｋ株式会社 フロントエンドモジュール
US6803835B2 (en) * 2001-08-30 2004-10-12 Agilent Technologies, Inc. Integrated filter balun
CN1292533C (zh) * 2002-03-15 2006-12-27 松下电器产业株式会社 平衡高频器件，平衡特性的改进方法和采用此类器件的平衡高频电路
US6661306B2 (en) 2002-04-02 2003-12-09 Northrop Grumman Corporation Compact lumped element dual highpass/lowpass balun layout
US7567142B2 (en) * 2005-06-24 2009-07-28 Atheros Communications, Inc. Quasi-balun
US7479850B2 (en) 2006-04-05 2009-01-20 Tdk Corporation Miniaturised half-wave balun
JP4255959B2 (ja) * 2006-05-22 2009-04-22 富士通メディアデバイス株式会社 バランスフィルタおよび分波器
US7755448B2 (en) * 2007-01-05 2010-07-13 Silicon Laboratories Inc. Differential impedance matching circuit and method with harmonic suppression
US20080278258A1 (en) * 2007-05-08 2008-11-13 Lianjun Liu Integrated circuit having re-configurable balun circuit and method therefor
JP2009141929A (ja) * 2007-11-16 2009-06-25 Tdk Corp 高周波電子部品
US7863986B2 (en) * 2008-08-11 2011-01-04 Qualcomm Incorporation Techniques for improving balun loaded-Q
CN101577526B (zh) * 2009-05-31 2011-04-27 北京瑞夫艾电子有限公司 一种射频推挽功率放大器
US8269575B2 (en) * 2010-03-30 2012-09-18 Stats Chippac, Ltd. Semiconductor device and method of forming RF balun having reduced capacitive coupling and high CMRR
JP5522130B2 (ja) * 2011-08-01 2014-06-18 株式会社村田製作所 不平衡−平衡変換回路素子

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