JPS546449A - Pulse count fm-detection circuit - Google Patents

Pulse count fm-detection circuit

Info

Publication number
JPS546449A
JPS546449A JP7109377A JP7109377A JPS546449A JP S546449 A JPS546449 A JP S546449A JP 7109377 A JP7109377 A JP 7109377A JP 7109377 A JP7109377 A JP 7109377A JP S546449 A JPS546449 A JP S546449A
Authority
JP
Japan
Prior art keywords
detection circuit
pulse count
output
integrating
waveform
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.)
Granted
Application number
JP7109377A
Other languages
Japanese (ja)
Other versions
JPS638643B2 (en
Inventor
Tetsuo Sato
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 JP7109377A priority Critical patent/JPS546449A/en
Publication of JPS546449A publication Critical patent/JPS546449A/en
Publication of JPS638643B2 publication Critical patent/JPS638643B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Manipulation Of Pulses (AREA)

Abstract

PURPOSE: To improve S/N of an output signal, by dividing an IF output into n by waveform-shaping its output before differentiating, and by integrating a one-shot pulse generated from the output so as to obtain a detection output.
COPYRIGHT: (C)1979,JPO&Japio
JP7109377A 1977-06-17 1977-06-17 Pulse count fm-detection circuit Granted JPS546449A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7109377A JPS546449A (en) 1977-06-17 1977-06-17 Pulse count fm-detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7109377A JPS546449A (en) 1977-06-17 1977-06-17 Pulse count fm-detection circuit

Publications (2)

Publication Number Publication Date
JPS546449A true JPS546449A (en) 1979-01-18
JPS638643B2 JPS638643B2 (en) 1988-02-24

Family

ID=13450571

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7109377A Granted JPS546449A (en) 1977-06-17 1977-06-17 Pulse count fm-detection circuit

Country Status (1)

Country Link
JP (1) JPS546449A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5834604A (en) * 1981-08-26 1983-03-01 Hitachi Ltd Pulse count fm demodulating device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5834604A (en) * 1981-08-26 1983-03-01 Hitachi Ltd Pulse count fm demodulating device

Also Published As

Publication number Publication date
JPS638643B2 (en) 1988-02-24

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