KR100849001B1 - 증폭 회로 - Google Patents

증폭 회로 Download PDF

Info

Publication number
KR100849001B1
KR100849001B1 KR1020017014943A KR20017014943A KR100849001B1 KR 100849001 B1 KR100849001 B1 KR 100849001B1 KR 1020017014943 A KR1020017014943 A KR 1020017014943A KR 20017014943 A KR20017014943 A KR 20017014943A KR 100849001 B1 KR100849001 B1 KR 100849001B1
Authority
KR
South Korea
Prior art keywords
signal
circuit
amplifier
forward direction
reflection
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.)
Expired - Fee Related
Application number
KR1020017014943A
Other languages
English (en)
Korean (ko)
Other versions
KR20020053033A (ko
Inventor
포스터이안제임스
Original Assignee
마르코니 데이타 시스템즈 리미티드
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 마르코니 데이타 시스템즈 리미티드 filed Critical 마르코니 데이타 시스템즈 리미티드
Publication of KR20020053033A publication Critical patent/KR20020053033A/ko
Application granted granted Critical
Publication of KR100849001B1 publication Critical patent/KR100849001B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
    • H03F3/608—Reflection amplifiers, i.e. amplifiers using a one-port amplifying element and a multiport coupler
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2201/00—Indexing scheme relating to details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements covered by H03F1/00
    • H03F2201/32—Indexing scheme relating to modifications of amplifiers to reduce non-linear distortion
    • H03F2201/3215—To increase the output power or efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Steroid Compounds (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
KR1020017014943A 1999-05-22 2000-05-17 증폭 회로 Expired - Fee Related KR100849001B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9911880.4A GB9911880D0 (en) 1999-05-22 1999-05-22 Amplifier circuit
GB9911880.4 1999-05-22

Publications (2)

Publication Number Publication Date
KR20020053033A KR20020053033A (ko) 2002-07-04
KR100849001B1 true KR100849001B1 (ko) 2008-07-30

Family

ID=10853926

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020017014943A Expired - Fee Related KR100849001B1 (ko) 1999-05-22 2000-05-17 증폭 회로

Country Status (11)

Country Link
US (3) USRE40900E1 (enExample)
EP (2) EP1188231B1 (enExample)
JP (2) JP4498619B2 (enExample)
KR (1) KR100849001B1 (enExample)
CN (2) CN1364336A (enExample)
AT (2) ATE236473T1 (enExample)
AU (2) AU4934600A (enExample)
CA (2) CA2371595A1 (enExample)
DE (2) DE60001940T2 (enExample)
GB (3) GB9911880D0 (enExample)
WO (2) WO2000072440A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9911880D0 (en) * 1999-05-22 1999-07-21 Marconi Electronic Syst Ltd Amplifier circuit
EP1601110A1 (fr) * 2004-05-10 2005-11-30 STMicroelectronics S.A. Circuit de réception d'un système de communication hétérodyne intégrable comportant des résonateurs de type BAW
US7768407B2 (en) 2007-06-22 2010-08-03 Avery Dennison Corporation Foldable RFID device interposer and method
US7880614B2 (en) * 2007-09-26 2011-02-01 Avery Dennison Corporation RFID interposer with impedance matching
US8633821B2 (en) * 2007-12-03 2014-01-21 Avery Dennison Corporation Dual use RFID/EAS device
US8847764B2 (en) * 2007-12-05 2014-09-30 Avery Dennison Corporation RFID system with distributed read structure
US7786868B2 (en) * 2007-12-11 2010-08-31 Avery Dennison Corporation RFID device with multiple passive operation modes
KR20180120938A (ko) * 2017-04-28 2018-11-07 주식회사 에이디알에프코리아 공공안전증폭시스템
US11233482B2 (en) * 2019-07-31 2022-01-25 Skyworks Solutions, Inc. Receiver front end for digital isolators
CN113437943B (zh) * 2021-08-11 2022-05-13 电子科技大学 一种具有双向放大的无源uhf rfid标签电路

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4086543A (en) * 1976-07-21 1978-04-25 Canadian Patents & Development Limited Travelling wave hybrid junction amplifier
US5530402A (en) * 1995-01-27 1996-06-25 Rf Monolithics, Inc. Single sequential amplifier circuit

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3633134A (en) 1969-10-10 1972-01-04 Motorola Inc Crystal band pass filter circuit
US3699454A (en) * 1970-01-30 1972-10-17 Hughes Aircraft Co Degenerate parametric amplifier receiver
US3646467A (en) 1970-11-02 1972-02-29 Raytheon Co Solid-state electromagnetic energy amplifier system
US3663886A (en) 1970-12-17 1972-05-16 Nasa Parametric amplifiers with idler circuit feedback
JPS5230207B2 (enExample) 1971-10-26 1977-08-06
US3768029A (en) * 1972-09-11 1973-10-23 Rca Corp Temperature compensation of transferred electron amplifiers
US4080602A (en) * 1973-07-04 1978-03-21 Takeshi Hattori Wireless control system for a travelling toy using a single transmitting and receiving channel
US4150382A (en) 1973-09-13 1979-04-17 Wisconsin Alumni Research Foundation Non-uniform variable guided wave antennas with electronically controllable scanning
US3930206A (en) * 1974-05-03 1975-12-30 Troike Robert L Broad-band amplifier using cascaded class C amplifiers
DE2459053C3 (de) * 1974-12-13 1981-10-01 Siemens AG, 1000 Berlin und 8000 München FM-Richtfunksystem mit RF-Durchschaltung
JPS55105408A (en) * 1979-02-06 1980-08-13 Nec Corp Reception frequency converting device
JPS55137707A (en) 1979-04-14 1980-10-27 Nec Corp Multistage amplifier of microwave band
FR2435866A1 (fr) * 1979-05-16 1980-04-04 Trt Telecom Radio Electr Repondeur a pseudo-onde entretenue comportant des commutateurs a deux positions pour radiofrequences
JPS5622813U (enExample) * 1979-07-27 1981-02-28
JPS59147549A (ja) 1983-02-10 1984-08-23 Fujitsu Ltd 直接中継装置
JPS60127806A (ja) 1983-12-15 1985-07-08 Toshiba Corp マイクロ波多段形増幅器の電源起動・停止装置
KR860001241B1 (ko) * 1984-05-10 1986-08-30 삼성반도체통신 주식회사 직류 모우터 구동 집적회로
GB9002789D0 (en) * 1990-02-08 1990-04-04 Marconi Co Ltd Circuit for reducing distortion produced by an r.f.power amplifier
US5170495A (en) * 1990-10-31 1992-12-08 Northern Telecom Limited Controlling clipping in a microwave power amplifier
US5237288A (en) * 1992-06-05 1993-08-17 Sea, Inc. RF power amplifier linearization
US5305109A (en) * 1992-09-08 1994-04-19 Samsung Electronics Co., Ltd. Parallel untuned video if amplifiers supplied signals from TV 1st detector via respective input filters
GB9324534D0 (en) * 1993-11-30 1994-01-19 Marconi Gec Ltd Circuit arrangement
US5493719A (en) * 1994-07-01 1996-02-20 The United States Of America As Represented By The Secretary Of The Air Force Integrated superconductive heterodyne receiver
US5862461A (en) 1995-08-31 1999-01-19 Sony Corporation Transmitting apparatus and method of adjusting gain of signal to be transmitted, and receiving apparatus and method of adjusting gain of received signal
US5901347A (en) * 1996-01-17 1999-05-04 Motorola, Inc. Fast automatic gain control circuit and method for zero intermediate frequency receivers and radiotelephone using same
SE510569C2 (sv) * 1996-05-31 1999-06-07 Allgon Ab Repeterare med variabel bandbredd
DE69736096T2 (de) * 1996-09-06 2007-01-18 Nec Corp. Digitaler Amplitudenmodulationsverstärker und Fernsehrundfunkgerät
US6072824A (en) * 1998-01-23 2000-06-06 Adc Solitra, Inc. Circuit arrangement for reducing intermodulation in a bandpass filter system
GB9808762D0 (en) * 1998-04-25 1998-06-24 Marconi Gec Ltd Modulated reflector circuit
GB9911880D0 (en) * 1999-05-22 1999-07-21 Marconi Electronic Syst Ltd Amplifier circuit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4086543A (en) * 1976-07-21 1978-04-25 Canadian Patents & Development Limited Travelling wave hybrid junction amplifier
US5530402A (en) * 1995-01-27 1996-06-25 Rf Monolithics, Inc. Single sequential amplifier circuit

Also Published As

Publication number Publication date
ATE245317T1 (de) 2003-08-15
JP4498619B2 (ja) 2010-07-07
GB2350957B (en) 2001-08-01
KR20020053033A (ko) 2002-07-04
JP2003500968A (ja) 2003-01-07
USRE40900E1 (en) 2009-09-01
ATE236473T1 (de) 2003-04-15
DE60001940T2 (de) 2004-01-08
CA2371593A1 (en) 2000-11-30
GB2350958B (en) 2001-08-01
WO2000072439A1 (en) 2000-11-30
EP1188231A1 (en) 2002-03-20
CN1364336A (zh) 2002-08-14
US6799027B1 (en) 2004-09-28
GB2350957A (en) 2000-12-13
CN1365537A (zh) 2002-08-21
GB2350958A (en) 2000-12-13
GB9911880D0 (en) 1999-07-21
EP1188231B1 (en) 2003-07-16
AU4934700A (en) 2000-12-12
JP4498620B2 (ja) 2010-07-07
JP2003500967A (ja) 2003-01-07
AU4934600A (en) 2000-12-12
US6480062B1 (en) 2002-11-12
EP1186097A1 (en) 2002-03-13
CA2371595A1 (en) 2000-11-30
DE60003925D1 (de) 2003-08-21
WO2000072440A1 (en) 2000-11-30
GB0011665D0 (en) 2000-07-05
EP1186097B1 (en) 2003-04-02
DE60003925T2 (de) 2004-02-05
GB0011666D0 (en) 2000-07-05
DE60001940D1 (de) 2003-05-08

Similar Documents

Publication Publication Date Title
KR100247079B1 (ko) 출력제어전력 증폭기, 무선통신단말기 및 무선통신기지국
US6157253A (en) High efficiency power amplifier circuit with wide dynamic backoff range
TW331681B (en) Wide-band low-noise low-crossover distortion receiver
JP2996170B2 (ja) 利得制御回路
KR100849001B1 (ko) 증폭 회로
KR20020026836A (ko) 파워 증폭기
KR100251387B1 (ko) 피드 포워드 리니어라이져를 가지는 이동통신 단말기의수신회로
US6954624B2 (en) Transmitter and wireless communication device having a low power bypass branch
US6608999B1 (en) Communication signal receiver and an operating method therefor
JPH08340274A (ja) 携帯無線機
JPH10107738A (ja) 光受信機
US20240348208A1 (en) Power amplifier circuit and radio frequency circuit
KR20010100670A (ko) 하울링 방지용 마이크
JPH08125450A (ja) 無線送受信機
JP2008141716A (ja) 電子チューナとこれを用いた携帯電話装置
FR3125372A1 (fr) Amplificateur pour un récepteur radiofréquence
KR20050093086A (ko) 벡터변조기를 이용한 발진제거중계기
KR20020061727A (ko) 이동통신시스템의 송신전력 증폭기
JPH05276060A (ja) フェーディング防止中波受信機
JPH10284958A (ja) 固体増幅器
EP0839405A1 (en) Error path control for feed-forward amplifier
KR20010036251A (ko) 이동 전화 단말기용 전파 신호 레벨 증폭 시스템
JPH098678A (ja) 受信スケルチ制御回路

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

N231 Notification of change of applicant
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PN2301 Change of applicant

St.27 status event code: A-3-3-R10-R13-asn-PN2301

St.27 status event code: A-3-3-R10-R11-asn-PN2301

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

FPAY Annual fee payment

Payment date: 20130628

Year of fee payment: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

FPAY Annual fee payment

Payment date: 20140627

Year of fee payment: 7

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

FPAY Annual fee payment

Payment date: 20160629

Year of fee payment: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 10

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20180723

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20180723