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GB2572887B - Diversity receiver front end system with post-amplifier filters - Google Patents

Diversity receiver front end system with post-amplifier filters Download PDF

Info

Publication number
GB2572887B
GB2572887B GB1909029.9A GB201909029A GB2572887B GB 2572887 B GB2572887 B GB 2572887B GB 201909029 A GB201909029 A GB 201909029A GB 2572887 B GB2572887 B GB 2572887B
Authority
GB
United Kingdom
Prior art keywords
post
end system
diversity receiver
receiver front
amplifier filters
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.)
Active
Application number
GB1909029.9A
Other versions
GB2572887A (en
GB201909029D0 (en
Inventor
Richard Marie Wloczysiak Stephane
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Skyworks Solutions Inc
Original Assignee
Skyworks Solutions 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
Priority claimed from US14/727,739 external-priority patent/US9893752B2/en
Priority claimed from US14/735,482 external-priority patent/US10050694B2/en
Application filed by Skyworks Solutions Inc filed Critical Skyworks Solutions Inc
Priority claimed from GB1519073.9A external-priority patent/GB2536088B/en
Publication of GB201909029D0 publication Critical patent/GB201909029D0/en
Publication of GB2572887A publication Critical patent/GB2572887A/en
Application granted granted Critical
Publication of GB2572887B publication Critical patent/GB2572887B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1638—Special circuits to enhance selectivity of receivers not otherwise provided for
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • 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
    • H04B1/0053—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 common antenna for 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
    • H04B1/005—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
    • H04B1/0053—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 common antenna for more than one band
    • H04B1/006—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 common antenna for more than one band using switches for selecting the desired 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
    • 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
    • H04B1/3805—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 with built-in auxiliary receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/0871—Hybrid systems, i.e. switching and combining using different reception schemes, at least one of them being a diversity reception scheme
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Circuits Of Receivers In General (AREA)
GB1909029.9A 2014-10-31 2015-10-28 Diversity receiver front end system with post-amplifier filters Active GB2572887B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462073043P 2014-10-31 2014-10-31
US201462077894P 2014-11-10 2014-11-10
US14/727,739 US9893752B2 (en) 2014-10-31 2015-06-01 Diversity receiver front end system with variable-gain amplifiers
US14/735,482 US10050694B2 (en) 2014-10-31 2015-06-10 Diversity receiver front end system with post-amplifier filters
GB1519073.9A GB2536088B (en) 2014-10-31 2015-10-28 A receiving system

Publications (3)

Publication Number Publication Date
GB201909029D0 GB201909029D0 (en) 2019-08-07
GB2572887A GB2572887A (en) 2019-10-16
GB2572887B true GB2572887B (en) 2020-02-12

Family

ID=55887008

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1909032.3A Active GB2572888B (en) 2014-10-31 2015-10-28 A receiving system
GB1909029.9A Active GB2572887B (en) 2014-10-31 2015-10-28 Diversity receiver front end system with post-amplifier filters

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB1909032.3A Active GB2572888B (en) 2014-10-31 2015-10-28 A receiving system

Country Status (6)

Country Link
JP (1) JP6280905B2 (en)
KR (2) KR20160052361A (en)
CN (1) CN105577260B (en)
GB (2) GB2572888B (en)
SG (1) SG10201508955TA (en)
TW (1) TWI580211B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10097222B2 (en) * 2016-10-28 2018-10-09 Tektronix, Inc. Variable passive network noise filter for noise reduction
CN106876874B (en) * 2017-02-27 2024-02-23 Oppo广东移动通信有限公司 Circuit board structure and terminal
CN109560833B (en) * 2019-01-28 2022-01-11 惠州Tcl移动通信有限公司 Downlink carrier aggregation radio frequency circuit, antenna device and electronic equipment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0813312A2 (en) * 1996-06-10 1997-12-17 Matsushita Electric Industrial Co., Ltd. Multiband mobile unit communication apparatus
EP2453671A1 (en) * 2010-11-16 2012-05-16 Audio Technica U.S., Inc. High density Wireless System
US20130043946A1 (en) * 2011-08-16 2013-02-21 Qualcomm Incorporated Low noise amplifiers with combined outputs

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JP2000196481A (en) * 1998-12-24 2000-07-14 Mitsumi Electric Co Ltd CATV tuner
JP2003198981A (en) * 2001-12-28 2003-07-11 Sharp Corp AGC control type intermediate frequency amplifier circuit
KR20040070618A (en) * 2003-02-04 2004-08-11 엘지전자 주식회사 Multi-matching apparatus and method for antenna
KR20040100056A (en) * 2003-05-21 2004-12-02 삼성탈레스 주식회사 Front end amplifier of a wireless receiver adapted for frequency hopping
US7116952B2 (en) * 2003-10-09 2006-10-03 Intel Corporation Method and apparatus to provide an area efficient antenna diversity receiver
JP2005311762A (en) * 2004-04-22 2005-11-04 Matsushita Electric Ind Co Ltd Variable matching circuit
JP2006166277A (en) * 2004-12-10 2006-06-22 Hitachi Media Electoronics Co Ltd Transceiver and module
JP2008147808A (en) * 2006-12-07 2008-06-26 Matsushita Electric Ind Co Ltd High frequency signal receiver using diversity antenna and high frequency signal receiver using the same
JP2008177667A (en) * 2007-01-16 2008-07-31 Toshiba Corp Portable information terminal device
JP2008193442A (en) * 2007-02-06 2008-08-21 Fuji Electric Device Technology Co Ltd Radio receiving apparatus and radio receiving method
JP2009302987A (en) * 2008-06-16 2009-12-24 Renesas Technology Corp Semiconductor integrated circuit
FR2944399B1 (en) * 2009-04-10 2011-06-03 Thales Sa MULTI-FREQUENCY RECEIVER FOR SATELLITE LOCATION
JP2011155512A (en) * 2010-01-27 2011-08-11 Toshiba Corp Rf optical transmission system, master-station radio equipment, and level stabilizing device
KR101715403B1 (en) * 2010-12-31 2017-03-22 엘지이노텍 주식회사 Multimode wireless modem
JP5773251B2 (en) * 2011-03-28 2015-09-02 日立金属株式会社 High frequency circuit, high frequency component and communication device using them
GB2500265B (en) * 2012-03-16 2014-03-05 Broadcom Corp Reconfigurable radio frequency circuits and methods of receiving
US8824976B2 (en) * 2012-04-11 2014-09-02 Qualcomm Incorporated Devices for switching an antenna
US9240811B2 (en) * 2012-10-23 2016-01-19 Intel Deutschland Gmbh Switched duplexer front end
US9325284B2 (en) * 2013-02-02 2016-04-26 Avago Technologies General Ip (Singapore) Pte. Ltd. Radio frequency composite Class-S power amplifier having discrete power control
KR101496178B1 (en) * 2013-11-13 2015-02-25 알에프컨트롤스 주식회사 Integrated antenna device for vehicle
CN104101867B (en) * 2014-06-20 2017-01-11 杭州电子科技大学 Multi band millimeter wave anticollision radar signal source

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0813312A2 (en) * 1996-06-10 1997-12-17 Matsushita Electric Industrial Co., Ltd. Multiband mobile unit communication apparatus
EP2453671A1 (en) * 2010-11-16 2012-05-16 Audio Technica U.S., Inc. High density Wireless System
US20130043946A1 (en) * 2011-08-16 2013-02-21 Qualcomm Incorporated Low noise amplifiers with combined outputs

Also Published As

Publication number Publication date
GB2572888A (en) 2019-10-16
JP6280905B2 (en) 2018-02-14
CN105577260B (en) 2019-03-22
GB201909032D0 (en) 2019-08-07
GB2572887A (en) 2019-10-16
KR20170080557A (en) 2017-07-10
HK1219820A1 (en) 2017-04-13
TW201633730A (en) 2016-09-16
CN105577260A (en) 2016-05-11
GB2572888B (en) 2020-01-08
KR20160052361A (en) 2016-05-12
TWI580211B (en) 2017-04-21
SG10201508955TA (en) 2016-05-30
JP2016092830A (en) 2016-05-23
KR102246674B1 (en) 2021-05-03
GB201909029D0 (en) 2019-08-07

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