KR850006278A - Digital frequency discriminator - Google Patents

Digital frequency discriminator Download PDF

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Publication number
KR850006278A
KR850006278A KR1019850000814A KR850000814A KR850006278A KR 850006278 A KR850006278 A KR 850006278A KR 1019850000814 A KR1019850000814 A KR 1019850000814A KR 850000814 A KR850000814 A KR 850000814A KR 850006278 A KR850006278 A KR 850006278A
Authority
KR
South Korea
Prior art keywords
digital frequency
frequency discriminator
frequency
discriminator
memory circuit
Prior art date
Application number
KR1019850000814A
Other languages
Korean (ko)
Other versions
KR900006787B1 (en
Inventor
마사루 하시라노
Original Assignee
야마시다 도시히꼬
마쯔시다덴기 산교 가부시가 가이샤
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 야마시다 도시히꼬, 마쯔시다덴기 산교 가부시가 가이샤 filed Critical 야마시다 도시히꼬
Publication of KR850006278A publication Critical patent/KR850006278A/en
Application granted granted Critical
Publication of KR900006787B1 publication Critical patent/KR900006787B1/en

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/18—Controlling the angular speed together with angular position or phase
    • H02P23/186—Controlling the angular speed together with angular position or phase of one shaft by controlling the prime mover

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electric Motors In General (AREA)
  • Manipulation Of Pulses (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

Abstract

내용 없음No content

Description

디지틀식 주파수변별기Digital frequency discriminator

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제 4 도는 본 발명의 기본 원리를 설명하기 위한 파형도.4 is a waveform diagram for explaining the basic principle of the present invention.

제 5 도는 제 4 도의 기본원리에 의거한 본 발명에 있어서의 일실시예의 디지틀식 주파수변별기의 블록도.5 is a block diagram of a digital frequency discriminator according to one embodiment of the present invention based on the basic principle of FIG.

제 6 도는 제 5 도의 동작파형도.6 is an operating waveform diagram of FIG.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 타이밍펄스 발생회로 2 : m비트의 2진 카운터1: timing pulse generator circuit 2: m-bit binary counter

3 : 클록게이트 4 : 제 1 데코우더3: clockgate 4: first decoder

5 : 제 2 데코우더 6 : n비트게이트5: 2nd decoder 6: n bit gate

7 : 래치회로 8 : DA변환회로7: Latch Circuit 8: DA Conversion Circuit

9 : 프리세트회로 10 : ROM ＆ 데코우더9: Preset Circuit 10: ROM & Decoder

11 : 메모리제어회로 12 : 기억회로(메모리)11: memory control circuit 12: memory circuit (memory)

13 : 제 3 데코우더 14 : 스위치회로13: 3rd decoder 14: switch circuit

Claims (1)

입력신호의 주파수를 디지틀적으로 변별하는 디지틀식 주파수 변별기로서,얻어진 변별출력ㅇ르 기억회로에 기억하여, 이 기억회로의 출력에 의해서 주파수변별의 기준 주파수를 보정하는 것을 특징으로 하는 디지틀식 주파수변별기.A digital frequency discriminator for digitally discriminating the frequency of an input signal, wherein the digital frequency discriminator is stored in the obtained discrimination output filter memory circuit and the reference frequency for frequency discrimination is corrected by the output of the memory circuit. Discriminator. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850000814A 1984-02-14 1985-02-09 Digital frequency discriminator KR900006787B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59025451A JPH0611194B2 (en) 1984-02-14 1984-02-14 Digital frequency discriminator
JP59-25451 1984-02-14

Publications (2)

Publication Number Publication Date
KR850006278A true KR850006278A (en) 1985-10-02
KR900006787B1 KR900006787B1 (en) 1990-09-21

Family

ID=12166380

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850000814A KR900006787B1 (en) 1984-02-14 1985-02-09 Digital frequency discriminator

Country Status (2)

Country Link
JP (1) JPH0611194B2 (en)
KR (1) KR900006787B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2574396B2 (en) * 1988-05-25 1997-01-22 松下電器産業株式会社 Speed error detector
KR102039269B1 (en) * 2018-08-23 2019-10-31 주식회사 에프램 A Residual Current Detection Circuit
KR102039270B1 (en) * 2018-08-23 2019-10-31 주식회사 에프램 A Ground-Fault Current Detection Circuit

Also Published As

Publication number Publication date
JPS60169913A (en) 1985-09-03
JPH0611194B2 (en) 1994-02-09
KR900006787B1 (en) 1990-09-21

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