KR940008285A - 중간주파증폭회로를 구비한 수신기 - Google Patents

중간주파증폭회로를 구비한 수신기 Download PDF

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Publication number
KR940008285A
KR940008285A KR1019930018422A KR930018422A KR940008285A KR 940008285 A KR940008285 A KR 940008285A KR 1019930018422 A KR1019930018422 A KR 1019930018422A KR 930018422 A KR930018422 A KR 930018422A KR 940008285 A KR940008285 A KR 940008285A
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KR
South Korea
Prior art keywords
intermediate frequency
frequency amplifier
receiver
output side
circuit
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KR1019930018422A
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English (en)
Other versions
KR100263487B1 (ko
Inventor
히로유끼 아시다
Original Assignee
사도우 겡 이찌로
로무 가부시기가이샤
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Application filed by 사도우 겡 이찌로, 로무 가부시기가이샤 filed Critical 사도우 겡 이찌로
Publication of KR940008285A publication Critical patent/KR940008285A/ko
Application granted granted Critical
Publication of KR100263487B1 publication Critical patent/KR100263487B1/ko

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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
    • 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
    • H04B1/26—Circuits for superheterodyne receivers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/168—Two amplifying stages are coupled by means of a filter circuit

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Networks Using Active Elements (AREA)
  • Noise Elimination (AREA)
  • Amplifiers (AREA)
  • Superheterodyne Receivers (AREA)

Abstract

본 발명에 따른 수신기는 믹서회로(1)의 출력측에 대역제한용 세라믹필터(3)와 이 세라믹필터(3)의 출력측에 복수단 종속 접속된 중간주파 증폭회로(4)와 각 중간주파증폭단 사이에 접속된 복수개의 수동형 대역통과 필터(5)를 구비하며, 이러한 구성을 통해 본 발명의 수신기는 치수와 비용의 저감효과를 얻을 수 있다.

Description

중간주파증폭회로를 구비한 수신기
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 구성을 도시한 회로도.
제2도는 본 발명의 동작을 설명하기 위한 도면.
제3도는 본 발명의 제1실시예에 따른 수신기의 회로도.
제4도는 제3도에서 도시한 실시예에 있어서 그BPF특성도.
제5도는 본 발명의 제2실시예에따른 수신기의 회로도.
제6도는 제5도에 도시한 제2실시예에 있어서 그 BPF특성도.
제7도는 본 발명의 제3실시예에 따른 수신기의 회로도.

Claims (3)

  1. 주파수변환회로의 출력측에 접속되어 주파수대역을 제한하는 세라믹 필터(3)와, 이 세라믹필터(3)의 출력측에서 복수개의 단으로 종속접속된 복수개의 중간주파수증폭회로(4)와, 각 중간주파수증폭회로의 상기 단 사이에 각각 접속된 복수개의 수동형 대역통과 필터(5)를 구비하는 것을 특징으로 하는 중간주파수증폭회로를 구비한 수신기.
  2. 제1항에 있어서, 상기 수동형 대역통과 필터(5)는 콘덴서와 저항으로 구성된 직렬의 로켓회로와, 콘덴서와 저항으로 구성된 병렬의 하이컷회로를 구비하는 중간주파증폭회로를 구비한 수신기.
  3. 제1항에 있어서, 상기 중간주파증폭회로(4)들과 상기 수동형 대역통과 필터(5)들 사이에 각각 접속되는 복수개의 버퍼회로를 구비하는 것을 특징으로 하는 중간주파수증폭회로를 구비한 수신기.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930018422A 1992-09-18 1993-09-14 중간주파 증폭회로를 구비한 수신기 KR100263487B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP92-249089 1992-09-18
JP4249089A JP3040035B2 (ja) 1992-09-18 1992-09-18 中間周波増幅回路を備えた受信機

Publications (2)

Publication Number Publication Date
KR940008285A true KR940008285A (ko) 1994-04-29
KR100263487B1 KR100263487B1 (ko) 2000-08-01

Family

ID=17187826

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930018422A KR100263487B1 (ko) 1992-09-18 1993-09-14 중간주파 증폭회로를 구비한 수신기

Country Status (4)

Country Link
US (1) US5802464A (ko)
JP (1) JP3040035B2 (ko)
KR (1) KR100263487B1 (ko)
NL (1) NL194060C (ko)

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EP1313145A1 (en) * 2001-11-19 2003-05-21 Agilent Technologies, Inc. (a Delaware corporation) Amplifier circuit apparatus and method of EMI suppression
US20050134390A1 (en) * 2003-12-17 2005-06-23 Glass Kevin W. Bias circuit for high frequency amplifiers
US7088174B2 (en) * 2003-12-22 2006-08-08 Intel Corporation Offset cancellation and slice adjust amplifier circuit
CN1918793B (zh) * 2004-11-15 2011-11-16 安立股份有限公司 高频电子开关、以及利用它的短促波发生装置、以及利用它的短脉冲雷达
JP2010109512A (ja) * 2008-10-29 2010-05-13 Mitsubishi Electric Corp ドライバ回路及びドライバｉｃ
US8319551B2 (en) * 2009-11-16 2012-11-27 Linear Technology Corporation Method and system for improving limiting amplifier phase noise for low slew-rate input signals
CN115051657A (zh) * 2022-06-28 2022-09-13 成都仕芯半导体有限公司 宽带限幅放大器及对数检波器

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Publication number Priority date Publication date Assignee Title
US3296546A (en) * 1964-08-31 1967-01-03 Jr William J Schneider Transistor circuit constructions for active type band pass filters
US3571740A (en) * 1968-10-16 1971-03-23 Motorola Inc Inductorless if amplifier and filter circuit
US3585529A (en) * 1968-11-18 1971-06-15 Bell Telephone Labor Inc Single-sideband modulator
US3717816A (en) * 1971-03-19 1973-02-20 Siemens Ag Impulse-scanned n-path filter for several frequency ranges
US3750037A (en) * 1971-05-20 1973-07-31 Gte Automatic Electric Lab Inc Inductorless lowpass filter utilizing frequency dependent negative resistors
GB1442163A (en) * 1973-10-01 1976-07-07 Post Office Arrangement for simulating inductance and filter networks incorpo rating such improvements
JPS5758864B2 (ko) * 1974-03-28 1982-12-11 Sony Corp
JPS5397951U (ko) * 1977-01-12 1978-08-09
JPS54121609A (en) * 1978-03-15 1979-09-20 Hitachi Ltd Fm tuner
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US4246554A (en) * 1978-12-11 1981-01-20 E-Systems, Inc. Inductorless monolithic crystal filter network
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Also Published As

Publication number Publication date
NL194060C (nl) 2001-05-03
KR100263487B1 (ko) 2000-08-01
NL194060B (nl) 2001-01-02
US5802464A (en) 1998-09-01
NL9301420A (nl) 1994-04-18
JPH06104781A (ja) 1994-04-15
JP3040035B2 (ja) 2000-05-08

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