GB201117606D0 - Radio frequency integrated circuit - Google Patents

Radio frequency integrated circuit

Info

Publication number
GB201117606D0
GB201117606D0 GBGB1117606.2A GB201117606A GB201117606D0 GB 201117606 D0 GB201117606 D0 GB 201117606D0 GB 201117606 A GB201117606 A GB 201117606A GB 201117606 D0 GB201117606 D0 GB 201117606D0
Authority
GB
United Kingdom
Prior art keywords
integrated circuit
radio frequency
frequency integrated
radio
circuit
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.)
Withdrawn
Application number
GBGB1117606.2A
Other versions
GB2490976A (en
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.)
Renesas Electronics Corp
Original Assignee
Renesas Mobile Corp
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 GB1108444.9A external-priority patent/GB2481487B/en
Priority claimed from US13/111,423 external-priority patent/US8378748B2/en
Priority claimed from GB1115183.4A external-priority patent/GB2486515B/en
Priority claimed from US13/224,430 external-priority patent/US8427239B2/en
Application filed by Renesas Mobile Corp filed Critical Renesas Mobile Corp
Publication of GB201117606D0 publication Critical patent/GB201117606D0/en
Priority to TW101117329A priority Critical patent/TW201249116A/en
Priority to EP12727440.5A priority patent/EP2710728A1/en
Priority to CN201280034977.4A priority patent/CN103843248A/en
Priority to PCT/IB2012/052499 priority patent/WO2012156946A1/en
Publication of GB2490976A publication Critical patent/GB2490976A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189High frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19High frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/195High frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only in integrated circuits
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/0205Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
    • H03F1/0277Selecting one or more amplifiers from a plurality of amplifiers
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/08Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/22Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
    • H03F1/223Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively with MOSFET's
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/56Modifications of input or output impedances, not otherwise provided for
    • H03F1/565Modifications of input or output impedances, not otherwise provided for using inductive elements
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45Differential amplifiers
    • H03F3/45071Differential amplifiers with semiconductor devices only
    • H03F3/45076Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45179Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45Differential amplifiers
    • H03F3/45071Differential amplifiers with semiconductor devices only
    • H03F3/45479Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45632Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit
    • H03F3/45636Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by using feedback means
    • H03F3/45641Measuring at the loading circuit of the differential amplifier
    • H03F3/45645Controlling the input circuit of the differential amplifier
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/68Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/207A hybrid coupler being used as power measuring circuit at the output of an amplifier circuit
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/222A circuit being added at the input of an amplifier to adapt the input impedance of the amplifier
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/294Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2200/00Indexing scheme relating to amplifiers
    • H03F2200/387A circuit being added at the output of an amplifier to adapt the output impedance of the amplifier
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45292Indexing scheme relating to differential amplifiers the AAC comprising biasing means controlled by the signal
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45301Indexing scheme relating to differential amplifiers there are multiple cascaded folded or not folded common gate stages of a cascode dif amp
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45316Indexing scheme relating to differential amplifiers the AAC comprising one or more discrete inductive elements or coils
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45352Indexing scheme relating to differential amplifiers the AAC comprising a combination of a plurality of transistors, e.g. Darlington coupled transistors
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45358Indexing scheme relating to differential amplifiers the AAC comprising multiple transistors parallel coupled at their sources and drains only, e.g. in a cascode dif amp, only those forming the composite common source transistor
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45396Indexing scheme relating to differential amplifiers the AAC comprising one or more switches
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45424Indexing scheme relating to differential amplifiers the CMCL comprising a comparator circuit
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45434Indexing scheme relating to differential amplifiers the CMCL output control signal being a voltage signal
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45528Indexing scheme relating to differential amplifiers the FBC comprising one or more passive resistors and being coupled between the LC and the IC
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45536Indexing scheme relating to differential amplifiers the FBC comprising a switch and being coupled between the LC and the IC
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45544Indexing scheme relating to differential amplifiers the IC comprising one or more capacitors, e.g. coupling capacitors
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45554Indexing scheme relating to differential amplifiers the IC comprising one or more coils
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45594Indexing scheme relating to differential amplifiers the IC comprising one or more resistors, which are not biasing resistor
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45596Indexing scheme relating to differential amplifiers the IC comprising one or more biasing resistors
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45618Indexing scheme relating to differential amplifiers the IC comprising only one switch
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F2203/00Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45Indexing scheme relating to differential amplifiers
    • H03F2203/45704Indexing scheme relating to differential amplifiers the LC comprising one or more parallel resonance circuits
GB201117606A 2011-05-19 2011-10-12 LNAs adaptable between inductively degenerated and internal impedance matching configurations Withdrawn GB2490976A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
TW101117329A TW201249116A (en) 2011-05-19 2012-05-16 Radio frequency integrated circuit
EP12727440.5A EP2710728A1 (en) 2011-05-19 2012-05-18 Radio frequency integrated circuit
CN201280034977.4A CN103843248A (en) 2011-05-19 2012-05-18 Radio frequency integrated circuit
PCT/IB2012/052499 WO2012156946A1 (en) 2011-05-19 2012-05-18 Radio frequency integrated circuit

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB1108444.9A GB2481487B (en) 2011-05-19 2011-05-19 Amplifier
US13/111,423 US8378748B2 (en) 2011-05-19 2011-05-19 Amplifier
GB1115183.4A GB2486515B (en) 2011-09-02 2011-09-02 Apparatus and method for low noise amplification
US13/224,430 US8427239B2 (en) 2011-09-02 2011-09-02 Apparatus and method for low noise amplification

Publications (2)

Publication Number Publication Date
GB201117606D0 true GB201117606D0 (en) 2011-11-23
GB2490976A GB2490976A (en) 2012-11-21

Family

ID=45091919

Family Applications (3)

Application Number Title Priority Date Filing Date
GB1117607.0A Active GB2490977B (en) 2011-05-19 2011-10-12 Amplifier
GB201206423A Expired - Fee Related GB2490995B (en) 2011-05-19 2011-10-12 Radio frequency integrated circuit
GB201117606A Withdrawn GB2490976A (en) 2011-05-19 2011-10-12 LNAs adaptable between inductively degenerated and internal impedance matching configurations

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB1117607.0A Active GB2490977B (en) 2011-05-19 2011-10-12 Amplifier
GB201206423A Expired - Fee Related GB2490995B (en) 2011-05-19 2011-10-12 Radio frequency integrated circuit

Country Status (1)

Country Link
GB (3) GB2490977B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106234557A (en) * 2016-10-10 2016-12-21 成都沃特塞恩电子技术有限公司 A kind of radio frequency power source and radio frequency thawing apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9350310B2 (en) 2013-05-24 2016-05-24 Qualcomm Incorporated Receiver front end for carrier aggregation
GB2545487A (en) 2015-12-18 2017-06-21 Nordic Semiconductor Asa Radio frequency receiver

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10132800C1 (en) * 2001-07-06 2003-01-30 Infineon Technologies Ag Low noise amplifier circuit
KR100704568B1 (en) * 2002-08-05 2007-04-06 인티그런트 테크놀로지즈(주) Variable Gain Low Noise Amplifier
US6949979B2 (en) * 2002-12-05 2005-09-27 Memetics Technology Co. LTD Designing methods and circuits for multi-band electronic circuits
US7084707B2 (en) * 2004-09-24 2006-08-01 Realtek Semiconductor Corp. Low noise amplifier and related method
US7843270B2 (en) * 2006-10-04 2010-11-30 Nanyang Technological University Low noise amplifier circuit with noise cancellation and increased gain
US7633345B2 (en) * 2007-12-26 2009-12-15 Mediatek Inc. Amplifier and the method thereof
KR101019716B1 (en) * 2008-12-29 2011-03-07 한국과학기술원 All band-low noise amplifier
US8374557B2 (en) * 2009-07-06 2013-02-12 Rfaxis, Inc. Radio frequency front end circuit with antenna diversity for multipath mitigation
CN101834576B (en) * 2010-04-08 2012-12-12 复旦大学 Multimode tunable CMOS (Complementary Metal Oxide Semiconductor) differential low noise amplifier
CN101951229A (en) * 2010-10-15 2011-01-19 成都国腾电子技术股份有限公司 Multi-gain mode low-noise amplifier

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106234557A (en) * 2016-10-10 2016-12-21 成都沃特塞恩电子技术有限公司 A kind of radio frequency power source and radio frequency thawing apparatus

Also Published As

Publication number Publication date
GB2490995A (en) 2012-11-21
GB201117607D0 (en) 2011-11-23
GB2490995B (en) 2013-05-15
GB2490976A (en) 2012-11-21
GB2490977A (en) 2012-11-21
GB201206423D0 (en) 2012-05-30
GB2490977B (en) 2016-01-13

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Legal Events

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732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20140102 AND 20140108

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20140109 AND 20140115

WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)