DE102014102641B4 - Integriertes Empfangsfilter mit angepasstem Symmetrierglied - Google Patents

Integriertes Empfangsfilter mit angepasstem Symmetrierglied Download PDF

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Publication number
DE102014102641B4
DE102014102641B4 DE102014102641.1A DE102014102641A DE102014102641B4 DE 102014102641 B4 DE102014102641 B4 DE 102014102641B4 DE 102014102641 A DE102014102641 A DE 102014102641A DE 102014102641 B4 DE102014102641 B4 DE 102014102641B4
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Germany
Prior art keywords
balun
differential output
filter
receive
ended
Prior art date
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DE102014102641.1A
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German (de)
English (en)
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DE102014102641A1 (de
Inventor
Paul Bradley
Shen Ye
Jeesu Kim
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Avago Technologies International Sales Pte Ltd
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Avago Technologies International Sales Pte Ltd
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Publication of DE102014102641A1 publication Critical patent/DE102014102641A1/de
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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
    • H03H7/42—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
    • 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
    • H03H7/38—Impedance-matching networks
    • 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
    • H03H7/46—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
    • H03H7/463—Duplexers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
    • H03H9/703—Networks using bulk acoustic wave devices
    • H03H9/706—Duplexers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/70—Multiple-port networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
    • H03H9/72—Networks using surface acoustic waves
    • H03H9/725—Duplexers

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  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Transceivers (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
DE102014102641.1A 2013-02-28 2014-02-27 Integriertes Empfangsfilter mit angepasstem Symmetrierglied Active DE102014102641B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/780,812 2013-02-28
US13/780,812 US9306535B2 (en) 2013-02-28 2013-02-28 Integrated receive filter including matched balun

Publications (2)

Publication Number Publication Date
DE102014102641A1 DE102014102641A1 (de) 2014-08-28
DE102014102641B4 true DE102014102641B4 (de) 2020-01-23

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ID=51349654

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102014102641.1A Active DE102014102641B4 (de) 2013-02-28 2014-02-27 Integriertes Empfangsfilter mit angepasstem Symmetrierglied

Country Status (3)

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US (1) US9306535B2 (enExample)
JP (1) JP2014171212A (enExample)
DE (1) DE102014102641B4 (enExample)

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Publication number Priority date Publication date Assignee Title
US9935760B2 (en) 2013-04-16 2018-04-03 Qorvo Us, Inc. Tunable filter for LTE bands
US9779868B2 (en) * 2014-04-30 2017-10-03 Qorvo Us, Inc. Compact impedance transformer
CN106330128A (zh) * 2015-06-30 2017-01-11 展讯通信（上海）有限公司 实现宽带巴伦的集成电路
US11769949B2 (en) 2016-08-29 2023-09-26 Silicon Laboratories Inc. Apparatus with partitioned radio frequency antenna and matching network and associated methods
US11749893B2 (en) 2016-08-29 2023-09-05 Silicon Laboratories Inc. Apparatus for antenna impedance-matching 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
US11894622B2 (en) 2016-08-29 2024-02-06 Silicon Laboratories Inc. Antenna structure with double-slotted loop 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
CN107565997A (zh) * 2017-10-18 2018-01-09 深圳市同维通信技术有限公司 信号传输装置
US10332805B2 (en) 2017-10-30 2019-06-25 Avago Technologies International Sales Pte. Limited Semiconductor structure with strain reduction
US11894826B2 (en) * 2017-12-18 2024-02-06 Silicon Laboratories Inc. Radio-frequency apparatus with multi-band balun 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
US11750167B2 (en) 2017-11-27 2023-09-05 Silicon Laboratories Inc. Apparatus for radio-frequency matching networks and associated methods
US11368181B2 (en) 2020-06-30 2022-06-21 Apple Inc. Duplexer with balanced impedance ladder
US12184311B2 (en) 2021-03-25 2024-12-31 Skyworks Solutions, Inc. Antenna systems with both single-ended and differential signal feeds
US11862872B2 (en) 2021-09-30 2024-01-02 Silicon Laboratories Inc. Apparatus for antenna optimization and associated methods
CN116015242A (zh) * 2023-02-01 2023-04-25 芯翼信息科技(上海)有限公司 基于ipd技术的nb系统无源芯片电路及芯片模组

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060281418A1 (en) 2005-06-10 2006-12-14 Huang Chun-Wen P Device and methods for high isolation and interference suppression switch-filter
US20120154071A1 (en) 2010-12-21 2012-06-21 Avago Technologies Wireless IP ( Singapore) Pte. Ltd. Combined balun and imedance matching circuit
US20120274421A1 (en) 2009-11-30 2012-11-01 Taiyo Yuden Co., Ltd. Filter, duplexer and communication module

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3973915B2 (ja) * 2001-03-30 2007-09-12 株式会社日立メディアエレクトロニクス 高周波フィルタ、高周波回路、アンテナ共用器及び無線端末
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
JP4135928B2 (ja) 2003-11-28 2008-08-20 Ｔｄｋ株式会社 バラン
JP2006129445A (ja) * 2004-09-28 2006-05-18 Fujitsu Media Device Kk 分波器
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
KR100973006B1 (ko) 2008-06-03 2010-07-30 삼성전기주식회사 발룬
JP5210253B2 (ja) * 2009-07-01 2013-06-12 太陽誘電株式会社 弾性波デバイス
CN103339855B (zh) 2010-11-29 2017-11-10 智能天线科技有限公司 平衡天线系统
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
US9106204B2 (en) * 2013-06-10 2015-08-11 Avago Technologies General Ip (Singapore) Pte. Ltd. Four LC element balun

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060281418A1 (en) 2005-06-10 2006-12-14 Huang Chun-Wen P Device and methods for high isolation and interference suppression switch-filter
US20120274421A1 (en) 2009-11-30 2012-11-01 Taiyo Yuden Co., Ltd. Filter, duplexer and communication module
US20120154071A1 (en) 2010-12-21 2012-06-21 Avago Technologies Wireless IP ( Singapore) Pte. Ltd. Combined balun and imedance matching circuit

Also Published As

Publication number Publication date
US20140240059A1 (en) 2014-08-28
US9306535B2 (en) 2016-04-05
DE102014102641A1 (de) 2014-08-28
JP2014171212A (ja) 2014-09-18

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R012 Request for examination validly filed
R016 Response to examination communication
R081 Change of applicant/patentee

Owner name: AVAGO TECHNOLOGIES INTERNATIONAL SALES PTE. LI, SG

Free format text: FORMER OWNER: AVAGO TECHNOLOGIES GENERAL IP (SINGAPORE) PTE. LTD., SINGAPORE, SG

R082 Change of representative

Representative=s name: DILG, HAEUSLER, SCHINDELMANN PATENTANWALTSGESE, DE

Representative=s name: DILG HAEUSLER SCHINDELMANN PATENTANWALTSGESELL, DE

R018 Grant decision by examination section/examining division
R020 Patent grant now final