KR970001313B1 - 방송 상태 식별신호 검출용 스위치드 캐패시터 대역 통과 필터 - Google Patents

방송 상태 식별신호 검출용 스위치드 캐패시터 대역 통과 필터 Download PDF

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Publication number
KR970001313B1
KR970001313B1 KR1019940019947A KR19940019947A KR970001313B1 KR 970001313 B1 KR970001313 B1 KR 970001313B1 KR 1019940019947 A KR1019940019947 A KR 1019940019947A KR 19940019947 A KR19940019947 A KR 19940019947A KR 970001313 B1 KR970001313 B1 KR 970001313B1
Authority
KR
South Korea
Prior art keywords
signal
switched capacitor
filter
frequency
clock signal
Prior art date
Application number
KR1019940019947A
Other languages
English (en)
Korean (ko)
Other versions
KR960009394A (ko
Inventor
이정인
김양균
Original Assignee
삼성전자 주식회사
김광호
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 삼성전자 주식회사, 김광호 filed Critical 삼성전자 주식회사
Priority to KR1019940019947A priority Critical patent/KR970001313B1/ko
Priority to DE19512858A priority patent/DE19512858A1/de
Priority to CN95104023A priority patent/CN1057176C/zh
Priority to JP7093907A priority patent/JPH0879013A/ja
Publication of KR960009394A publication Critical patent/KR960009394A/ko
Priority to US08/699,610 priority patent/US5774555A/en
Application granted granted Critical
Publication of KR970001313B1 publication Critical patent/KR970001313B1/ko

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/12—Bandpass or bandstop filters with adjustable bandwidth and fixed centre frequency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters
    • H03H19/004—Switched capacitor networks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/0807—Details of the phase-locked loop concerning mainly a recovery circuit for the reference signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/107—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth
    • H03L7/1075—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth by changing characteristics of the loop filter, e.g. changing the gain, changing the bandwidth
    • 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
    • H04B1/40—Circuits
    • H04B1/44—Transmit/receive switching
    • H04B1/46—Transmit/receive switching by voice-frequency signals; by pilot signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Filters That Use Time-Delay Elements (AREA)
KR1019940019947A 1994-08-12 1994-08-12 방송 상태 식별신호 검출용 스위치드 캐패시터 대역 통과 필터 KR970001313B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1019940019947A KR970001313B1 (ko) 1994-08-12 1994-08-12 방송 상태 식별신호 검출용 스위치드 캐패시터 대역 통과 필터
DE19512858A DE19512858A1 (de) 1994-08-12 1995-04-06 Bandpaßfilter mit geschaltetem Kondensator zur Pilotsignalerkennung
CN95104023A CN1057176C (zh) 1994-08-12 1995-04-08 用于检测指示信号的开关电容带通滤波器
JP7093907A JPH0879013A (ja) 1994-08-12 1995-04-19 パイロット信号検出用のスイッチドキャパシタ帯域通過フィルタ
US08/699,610 US5774555A (en) 1994-08-12 1996-08-19 Switched capacitor bandpass filter for detecting pilot signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940019947A KR970001313B1 (ko) 1994-08-12 1994-08-12 방송 상태 식별신호 검출용 스위치드 캐패시터 대역 통과 필터

Publications (2)

Publication Number Publication Date
KR960009394A KR960009394A (ko) 1996-03-22
KR970001313B1 true KR970001313B1 (ko) 1997-02-05

Family

ID=19390287

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940019947A KR970001313B1 (ko) 1994-08-12 1994-08-12 방송 상태 식별신호 검출용 스위치드 캐패시터 대역 통과 필터

Country Status (4)

Country Link
JP (1) JPH0879013A (de)
KR (1) KR970001313B1 (de)
CN (1) CN1057176C (de)
DE (1) DE19512858A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100450658B1 (ko) * 1997-08-27 2004-11-16 삼성전자주식회사 스위치드 커패시터 필터 제어장치 및 방법
US7403063B2 (en) * 2005-11-23 2008-07-22 Mediatek Inc. Apparatus and method for tuning center frequency of a filter
DE102006034581A1 (de) * 2006-07-26 2008-01-31 Infineon Technologies Ag Filtervorrichtung
CN102098044A (zh) * 2010-12-10 2011-06-15 青岛海信信芯科技有限公司 一种像素锁相时钟频率发生方法及装置
JP5638419B2 (ja) 2011-02-25 2014-12-10 セイコーエプソン株式会社 信号処理回路、物理量検出装置、角速度検出装置、集積回路装置及び電子機器
CN104935290B (zh) * 2015-07-01 2017-07-28 东南大学 硅基低漏电流固支梁栅的开关电容滤波器及制备方法
CN111142058B (zh) * 2020-01-02 2022-05-17 联芸科技（杭州）有限公司 电阻检测装置及方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8603249A (nl) * 1986-12-22 1988-07-18 Philips Nv Inrichting voor het decoderen van een stereomultiplexsignaal.
US4932058A (en) * 1989-08-14 1990-06-05 Delco Electronics Corporation Pilot cancellation circuit

Also Published As

Publication number Publication date
JPH0879013A (ja) 1996-03-22
DE19512858A1 (de) 1996-02-15
CN1057176C (zh) 2000-10-04
KR960009394A (ko) 1996-03-22
CN1117667A (zh) 1996-02-28

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