KR880008553A - 세라믹 필터에 변조기를 결합시키기 위한 집적결합회로 - Google Patents

세라믹 필터에 변조기를 결합시키기 위한 집적결합회로 Download PDF

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Publication number
KR880008553A
KR880008553A KR870014647A KR870014647A KR880008553A KR 880008553 A KR880008553 A KR 880008553A KR 870014647 A KR870014647 A KR 870014647A KR 870014647 A KR870014647 A KR 870014647A KR 880008553 A KR880008553 A KR 880008553A
Authority
KR
South Korea
Prior art keywords
modulator
ceramic filter
transistors
coupling
output
Prior art date
Application number
KR870014647A
Other languages
English (en)
Inventor
안지니 루이기
그라지아데 리날도
로씨 지오르지오
Original Assignee
원본미기재
에스. 지. 에스. 마이크로일렉트로니카 쏘시에떼 퍼 아찌오니
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 원본미기재, 에스. 지. 에스. 마이크로일렉트로니카 쏘시에떼 퍼 아찌오니 filed Critical 원본미기재
Publication of KR880008553A publication Critical patent/KR880008553A/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
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1408—Balanced arrangements with diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1433—Balanced arrangements with transistors using bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1458—Double balanced arrangements, i.e. where both input signals are differential
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0033—Current mirrors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0088—Reduction of intermodulation, nonlinearities, adjacent channel interference; intercept points of harmonics or intermodulation products

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
  • Amplitude Modulation (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

내용 없음.

Description

세라믹 필터에 변조기를 결합시키기 위한 집적결합회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
첨부도면은 본 발명에 따른 결합회로를 도시한 도면.

Claims (2)

  1. 증폭변조 수신기와 함께 사용할때 유용한 세라믹 필터(3)에 변조기(2)를 결합시키도록 하며, 그리고 전술한 변조기(2)의 출력으로 연결시키도록 적용된 형태로, 변조기가 한쌍의 평행한 상호연결 차동 셀(7,8)을 출력단을 포함하는 집적결합회로(1)에 있어서, 각각의 베이스(B4)(B5)를 통하여 서로 연결되며, 다이오드(D3) 및 제3의 트랜지스터(T6)와 함께 브리지회로(11)를 형성시키는 한쌍의 트랜지스터(T4, T5)를 포함하며, 전술한 쌍의 각 트랜지스터(T4, T5)가 변조기(2)의 한 출력단자(6a,6b)에 연결된 각각의 전류거울회로(9,10)로부터 전력을 공급받고, 전술한 브리지회로(11)의 출력(C5)이 전술한 세라믹 필터(3)로 연결됨을 특징으로 하는 집적결합회로.
  2. 제1항에 있어서, 전술한 전류거울회로(9,10)가 대칭이며, 각각이 그 베이스(B5, B)가 변조기(2)의 각 출력 단자(6b,6a)에 연결되고, 다이오드가 전술한 트랜지스터(T3, T2) 각각의 베이스와 에미터 사이에서 연결되며,각 트랜지스터(T3, T2)가 캐스케이드 배열로 전술한 쌍의 각 트랜지스터(T4, T5)로 연결된 pnp 트랜지스터 (T5, T2)를 포함함을 특징으로 하는 집적결합회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR870014647A 1986-12-31 1987-12-21 세라믹 필터에 변조기를 결합시키기 위한 집적결합회로 KR880008553A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT22910A/86 1986-12-31
IT8622910A IT1213446B (it) 1986-12-31 1986-12-31 Circuito integrato di accopiamento tra un modulatore ed un filtro ceramico per ricevitori in modulazione di ampiezza.

Publications (1)

Publication Number Publication Date
KR880008553A true KR880008553A (ko) 1988-08-31

Family

ID=11201799

Family Applications (1)

Application Number Title Priority Date Filing Date
KR870014647A KR880008553A (ko) 1986-12-31 1987-12-21 세라믹 필터에 변조기를 결합시키기 위한 집적결합회로

Country Status (5)

Country Link
US (1) US4910801A (ko)
EP (1) EP0273882A3 (ko)
JP (1) JPS63260204A (ko)
KR (1) KR880008553A (ko)
IT (1) IT1213446B (ko)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02145003A (ja) * 1988-11-28 1990-06-04 Toshiba Corp 検波回路
JPH0767050B2 (ja) * 1989-10-11 1995-07-19 株式会社東芝 周波数変換回路
US5465415A (en) * 1992-08-06 1995-11-07 National Semiconductor Corporation Even order term mixer
US5650743A (en) * 1995-12-12 1997-07-22 National Semiconductor Corporation Common mode controlled signal multiplier
CN1110123C (zh) * 1998-07-10 2003-05-28 天津大学 无中频输出电桥微波场效应晶体管平衡混频器
US6549071B1 (en) * 2000-09-12 2003-04-15 Silicon Laboratories, Inc. Power amplifier circuitry and method using an inductance coupled to power amplifier switching devices
US7710199B2 (en) * 2000-09-12 2010-05-04 Black Sand Technologies, Inc. Method and apparatus for stabilizing RF power amplifiers
US7760023B2 (en) * 2000-09-12 2010-07-20 Black Sand Technologies, Inc. Method and apparatus for stabilizing RF power amplifiers
US8149062B2 (en) * 2000-09-12 2012-04-03 Black Sand Technologies, Inc. Power amplifier circuitry having inductive networks
DE102004006383A1 (de) * 2004-02-09 2005-08-25 Endress + Hauser Gmbh + Co. Kg Differenzdruckaufnehmer mit Überlastmembran
US8760899B1 (en) * 2013-01-14 2014-06-24 Texas Instruments Incorporated Frequency multiplier

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4338580A (en) * 1980-05-09 1982-07-06 Motorola, Inc. Self balancing amplitude modulator
JPS59191907A (ja) * 1983-04-14 1984-10-31 Rohm Co Ltd ミキサ回路
JPH0640604B2 (ja) * 1985-05-20 1994-05-25 松下電器産業株式会社 周波数変換回路
US4688263A (en) * 1986-02-28 1987-08-18 General Motors Corporation Integrated AM-FM mixer

Also Published As

Publication number Publication date
IT8622910A0 (it) 1986-12-31
US4910801A (en) 1990-03-20
EP0273882A3 (en) 1989-10-04
EP0273882A2 (en) 1988-07-06
IT1213446B (it) 1989-12-20
JPS63260204A (ja) 1988-10-27

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