KR101601248B1 - 다중-대역-다중-모드 라디오 주파수(rf) 프론트 엔드를 위한 하이브리드 변압기 기반 통합된 듀플렉서 - Google Patents

다중-대역-다중-모드 라디오 주파수(rf) 프론트 엔드를 위한 하이브리드 변압기 기반 통합된 듀플렉서 Download PDF

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KR101601248B1
KR101601248B1 KR1020147030263A KR20147030263A KR101601248B1 KR 101601248 B1 KR101601248 B1 KR 101601248B1 KR 1020147030263 A KR1020147030263 A KR 1020147030263A KR 20147030263 A KR20147030263 A KR 20147030263A KR 101601248 B1 KR101601248 B1 KR 101601248B1
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duplexer
coil
coupled
low noise
antenna
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KR20140147874A (ko
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오자스 엠. 촉시
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퀄컴 인코포레이티드
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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
    • H03H7/46—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
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/09—Filters comprising mutual inductance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • 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
    • H03H2007/013—Notch or bandstop 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
    • H03H7/46—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
    • H03H7/466—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source particularly adapted as input circuit for receivers
    • 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
    • H03H7/468—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source particularly adapted as coupling circuit between transmitters and antennas

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Transceivers (AREA)
  • Amplifiers (AREA)
KR1020147030263A 2012-03-30 2013-03-30 다중-대역-다중-모드 라디오 주파수(rf) 프론트 엔드를 위한 하이브리드 변압기 기반 통합된 듀플렉서 Active KR101601248B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261618502P 2012-03-30 2012-03-30
US61/618,502 2012-03-30
US13/735,795 2013-01-07
US13/735,795 US8971219B2 (en) 2012-03-30 2013-01-07 Hybrid transformer based integrated duplexer for multi-band/multi-mode radio frequency (RF) front end
PCT/US2013/034740 WO2013149227A1 (en) 2012-03-30 2013-03-30 Hybrid transformer based integrated duplexer for multi-band/multi-mode radio frequency (rf) front end

Publications (2)

Publication Number Publication Date
KR20140147874A KR20140147874A (ko) 2014-12-30
KR101601248B1 true KR101601248B1 (ko) 2016-03-08

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Country Status (6)

Country Link
US (1) US8971219B2 (enExample)
EP (1) EP2831997B1 (enExample)
JP (1) JP5902348B2 (enExample)
KR (1) KR101601248B1 (enExample)
CN (1) CN104205628B (enExample)
WO (1) WO2013149227A1 (enExample)

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US10938542B1 (en) * 2019-09-25 2021-03-02 Apple Inc. Electrical balanced duplexer-based duplexer
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US11252822B1 (en) * 2020-11-16 2022-02-15 Himax Technologies Limited Flexible printed circuit board and display apparatus having the same
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Also Published As

Publication number Publication date
EP2831997B1 (en) 2021-10-06
CN104205628A (zh) 2014-12-10
KR20140147874A (ko) 2014-12-30
JP2015515813A (ja) 2015-05-28
EP2831997A1 (en) 2015-02-04
JP5902348B2 (ja) 2016-04-13
US20130258911A1 (en) 2013-10-03
CN104205628B (zh) 2016-09-14
US8971219B2 (en) 2015-03-03
WO2013149227A1 (en) 2013-10-03

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