JPS5380942A - Filter circuit - Google Patents

Filter circuit

Info

Publication number
JPS5380942A
JPS5380942A JP15651076A JP15651076A JPS5380942A JP S5380942 A JPS5380942 A JP S5380942A JP 15651076 A JP15651076 A JP 15651076A JP 15651076 A JP15651076 A JP 15651076A JP S5380942 A JPS5380942 A JP S5380942A
Authority
JP
Japan
Prior art keywords
filter circuit
enhance
varying
variations
accordance
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.)
Pending
Application number
JP15651076A
Other languages
Japanese (ja)
Inventor
Yoji Tomono
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP15651076A priority Critical patent/JPS5380942A/en
Publication of JPS5380942A publication Critical patent/JPS5380942A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/0405—Non-linear filters

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Networks Using Active Elements (AREA)

Abstract

PURPOSE:To enhance the S/N for a filter circuit by varying the necessary band of the filter circuit in accordance with the variations of the input signal.
JP15651076A 1976-12-27 1976-12-27 Filter circuit Pending JPS5380942A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15651076A JPS5380942A (en) 1976-12-27 1976-12-27 Filter circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15651076A JPS5380942A (en) 1976-12-27 1976-12-27 Filter circuit

Publications (1)

Publication Number Publication Date
JPS5380942A true JPS5380942A (en) 1978-07-17

Family

ID=15629336

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15651076A Pending JPS5380942A (en) 1976-12-27 1976-12-27 Filter circuit

Country Status (1)

Country Link
JP (1) JPS5380942A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60115278A (en) * 1983-11-28 1985-06-21 Hitachi Ltd Driving system for semiconductor laser

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60115278A (en) * 1983-11-28 1985-06-21 Hitachi Ltd Driving system for semiconductor laser

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