IN2014CN02252A - - Google Patents

Info

Publication number
IN2014CN02252A
IN2014CN02252A IN2252CHN2014A IN2014CN02252A IN 2014CN02252 A IN2014CN02252 A IN 2014CN02252A IN 2252CHN2014 A IN2252CHN2014 A IN 2252CHN2014A IN 2014CN02252 A IN2014CN02252 A IN 2014CN02252A
Authority
IN
India
Prior art keywords
input signal
antenna
different
mode
power
Prior art date
Application number
Other languages
English (en)
Inventor
Bhushan Shanti Asuri
Yu Zhao
Original Assignee
Qualcomm Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of IN2014CN02252A publication Critical patent/IN2014CN02252A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0064—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with separate antennas for the more than one band
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0483—Transmitters with multiple parallel paths

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Amplifiers (AREA)
  • Transceivers (AREA)
IN2252CHN2014 2011-10-04 2012-10-04 IN2014CN02252A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/253,003 US8670797B2 (en) 2011-10-04 2011-10-04 Multi-antenna wireless device with power amplifiers having different characteristics
PCT/US2012/058814 WO2013052709A1 (en) 2011-10-04 2012-10-04 Multi-antenna wireless device with power amplifiers having different characteristics

Publications (1)

Publication Number Publication Date
IN2014CN02252A true IN2014CN02252A (pt) 2015-06-12

Family

ID=47146672

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2252CHN2014 IN2014CN02252A (pt) 2011-10-04 2012-10-04

Country Status (8)

Country Link
US (1) US8670797B2 (pt)
EP (1) EP2764626B1 (pt)
JP (2) JP2014535193A (pt)
KR (1) KR20140072907A (pt)
CN (1) CN103843254B (pt)
BR (1) BR112014007661A2 (pt)
IN (1) IN2014CN02252A (pt)
WO (1) WO2013052709A1 (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2983016A1 (fr) * 2011-11-18 2013-05-24 Thomson Licensing Procede de reduction de la consommation de puissance dans un terminal de communication sans fil et terminal de communication mettant en oeuvre ledit procede
JP6307284B2 (ja) * 2014-01-20 2018-04-04 シャープ株式会社 無線回路および無線端末
KR102301680B1 (ko) * 2014-07-16 2021-09-14 삼성전자주식회사 다이버시티 증폭 모듈 및 이를 포함하는 전자 장치
US9825597B2 (en) 2015-12-30 2017-11-21 Skyworks Solutions, Inc. Impedance transformation circuit for amplifier
JP6466872B2 (ja) * 2016-03-01 2019-02-06 株式会社東芝 通信回路
US10062670B2 (en) 2016-04-18 2018-08-28 Skyworks Solutions, Inc. Radio frequency system-in-package with stacked clocking crystal
KR102448058B1 (ko) 2016-09-08 2022-09-26 삼성전자주식회사 Rf 설정 방법 및 이를 수행하는 전자 장치
US10454432B2 (en) 2016-12-29 2019-10-22 Skyworks Solutions, Inc. Radio frequency amplifiers with an injection-locked oscillator driver stage and a stacked output stage
TWI744822B (zh) 2016-12-29 2021-11-01 美商天工方案公司 前端系統及相關裝置、積體電路、模組及方法
US10515924B2 (en) 2017-03-10 2019-12-24 Skyworks Solutions, Inc. Radio frequency modules
KR102465833B1 (ko) 2017-11-28 2022-11-11 삼성전자주식회사 무선 통신 시스템에서 전력 설정 방법 및 이를 위한 장치
US10819384B2 (en) * 2018-09-28 2020-10-27 Apple Inc. Bi-directional amplifier with electrostatic discharge protection
KR20230008772A (ko) * 2020-05-07 2023-01-16 삼성전자주식회사 무선 통신 시스템에서 안테나 필터 및 이를 포함하는 전자 장치
WO2022147312A1 (en) * 2020-12-31 2022-07-07 Skyworks Solutions, Inc. Conglomerating transmission contours to improve transmission performance for radio-frequency communications
CN117713870B (zh) * 2024-02-06 2024-06-07 深圳飞骧科技股份有限公司 多天线射频收发开关电路及射频芯片

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2846860B2 (ja) * 1996-10-01 1999-01-13 ユニデン株式会社 スペクトル拡散通信方式を用いた送信機、受信機、通信システム及び通信方法
US6188877B1 (en) * 1997-07-03 2001-02-13 Ericsson Inc. Dual-band, dual-mode power amplifier with reduced power loss
US6075995A (en) * 1998-01-30 2000-06-13 Conexant Systems, Inc. Amplifier module with two power amplifiers for dual band cellular phones
US6163709A (en) * 1998-06-24 2000-12-19 Conexant Systems, Inc. Cellular phone with a logarithmic detector
JP2003332955A (ja) * 2002-05-17 2003-11-21 Toshiba Corp 無線送信装置及び無線通信システム
JP2005123788A (ja) * 2003-10-15 2005-05-12 Sharp Corp 無線通信装置
JP4774791B2 (ja) * 2005-04-06 2011-09-14 日立金属株式会社 高周波モジュール
WO2007056137A2 (en) * 2005-11-03 2007-05-18 Magnolia Broadband Inc. Amplifying a transmit signal using a fractional power amplifier
US7542740B1 (en) 2005-11-04 2009-06-02 Rf Micro Devices, Inc. Power amplifier output switch using hybrid combiner
TWI346449B (en) 2007-08-16 2011-08-01 Ind Tech Res Inst Power amplifier circuit for multi-frequencies and multi-modes and method for operating the same
US8467738B2 (en) 2009-05-04 2013-06-18 Rfaxis, Inc. Multi-mode radio frequency front end module
US8971830B2 (en) * 2009-05-12 2015-03-03 Qualcomm Incorporated Multi-mode multi-band power amplifier module
US8750810B2 (en) 2009-07-24 2014-06-10 Qualcomm Incorporated Power amplifier with switched output matching for multi-mode operation
JP2011055446A (ja) * 2009-09-04 2011-03-17 Panasonic Corp 高周波電力増幅器
KR101067197B1 (ko) 2009-12-15 2011-09-22 삼성전기주식회사 이동통신 단말기의 전력증폭모듈
TWI504062B (zh) * 2010-02-23 2015-10-11 Chi Mei Comm Systems Inc 天線特性控制系統及方法
US8918057B2 (en) * 2010-07-26 2014-12-23 Mediatek Inc. Intelligent transmission antenna selection method and communications apparatus utilizing the same
US20120329515A1 (en) * 2011-06-27 2012-12-27 Qualcomm Atheros, Inc. Per-packet rate and power control for wireless communications

Also Published As

Publication number Publication date
EP2764626A1 (en) 2014-08-13
US20130084915A1 (en) 2013-04-04
BR112014007661A2 (pt) 2017-04-11
JP2014535193A (ja) 2014-12-25
KR20140072907A (ko) 2014-06-13
JP6272817B2 (ja) 2018-01-31
CN103843254A (zh) 2014-06-04
WO2013052709A1 (en) 2013-04-11
EP2764626B1 (en) 2019-04-17
JP2016076969A (ja) 2016-05-12
CN103843254B (zh) 2016-08-17
US8670797B2 (en) 2014-03-11

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