KR101617821B1 - 무선 전송기들을 위해 구성 가능한 효율을 갖는 기저대역 필터 및 업컨버터 - Google Patents

무선 전송기들을 위해 구성 가능한 효율을 갖는 기저대역 필터 및 업컨버터 Download PDF

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KR101617821B1
KR101617821B1 KR1020147022877A KR20147022877A KR101617821B1 KR 101617821 B1 KR101617821 B1 KR 101617821B1 KR 1020147022877 A KR1020147022877 A KR 1020147022877A KR 20147022877 A KR20147022877 A KR 20147022877A KR 101617821 B1 KR101617821 B1 KR 101617821B1
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efficiency
output power
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telautograph
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KR20140116508A (ko
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부산 산티 아수리
이브라힘 라메즈 차마스
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퀄컴 인코포레이티드
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1441—Balanced arrangements with transistors using field-effect transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0084—Lowering the supply voltage and saving power

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
  • Networks Using Active Elements (AREA)
KR1020147022877A 2012-01-18 2013-01-18 무선 전송기들을 위해 구성 가능한 효율을 갖는 기저대역 필터 및 업컨버터 Active KR101617821B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/353,050 2012-01-18
US13/353,050 US8781411B2 (en) 2012-01-18 2012-01-18 Baseband filter and upconverter with configurable efficiency for wireless transmitters
PCT/US2013/022216 WO2013109937A1 (en) 2012-01-18 2013-01-18 Baseband filter and upconverter with configurable efficiency for wireless transmitters

Publications (2)

Publication Number Publication Date
KR20140116508A KR20140116508A (ko) 2014-10-02
KR101617821B1 true KR101617821B1 (ko) 2016-05-03

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KR1020147022877A Active KR101617821B1 (ko) 2012-01-18 2013-01-18 무선 전송기들을 위해 구성 가능한 효율을 갖는 기저대역 필터 및 업컨버터

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US (1) US8781411B2 (https=)
EP (1) EP2805411B1 (https=)
JP (1) JP5813889B2 (https=)
KR (1) KR101617821B1 (https=)
CN (1) CN104081660B (https=)
IN (1) IN2014CN04334A (https=)
WO (1) WO2013109937A1 (https=)

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US9647639B1 (en) 2015-11-13 2017-05-09 Qualcomm Incorporated Baseband filters and interfaces between a digital-to-analog converter and a baseband filter
US11387933B2 (en) 2020-01-31 2022-07-12 Qualcomm Incorporated Dynamic transmission front end and digital-to-analog converter in modem
US12047048B2 (en) * 2020-11-19 2024-07-23 International Business Machines Corporation Current mode transconductance capacitance filter within a radio frequency digital to analog converter
US11736091B2 (en) * 2021-12-20 2023-08-22 International Business Machines Corporation Baseband filter for current-mode signal path

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KR100524342B1 (ko) * 2002-05-08 2005-11-01 모토로라 인코포레이티드 송신기와 관련된 전력 제어 방법 및 장치
KR101014065B1 (ko) * 2003-02-20 2011-02-14 소니 에릭슨 모빌 커뮤니케이션즈 에이비 Ｒｆ 신호의 효율적인 변조

Also Published As

Publication number Publication date
JP2015504295A (ja) 2015-02-05
US8781411B2 (en) 2014-07-15
IN2014CN04334A (https=) 2015-09-04
JP5813889B2 (ja) 2015-11-17
WO2013109937A1 (en) 2013-07-25
CN104081660B (zh) 2017-10-20
EP2805411A1 (en) 2014-11-26
US20130183914A1 (en) 2013-07-18
CN104081660A (zh) 2014-10-01
KR20140116508A (ko) 2014-10-02
EP2805411B1 (en) 2016-09-14

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