KR930002841A - Automatic Frequency Control Circuit of Radar Receiver - Google Patents

Automatic Frequency Control Circuit of Radar Receiver Download PDF

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Publication number
KR930002841A
KR930002841A KR1019910012914A KR910012914A KR930002841A KR 930002841 A KR930002841 A KR 930002841A KR 1019910012914 A KR1019910012914 A KR 1019910012914A KR 910012914 A KR910012914 A KR 910012914A KR 930002841 A KR930002841 A KR 930002841A
Authority
KR
South Korea
Prior art keywords
signal
intermediate frequency
converting
voltage
receiving
Prior art date
Application number
KR1019910012914A
Other languages
Korean (ko)
Other versions
KR940005962B1 (en
Inventor
김형주
Original Assignee
정용문
삼성전자 주식회사
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 정용문, 삼성전자 주식회사 filed Critical 정용문
Priority to KR1019910012914A priority Critical patent/KR940005962B1/en
Publication of KR930002841A publication Critical patent/KR930002841A/en
Application granted granted Critical
Publication of KR940005962B1 publication Critical patent/KR940005962B1/en

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/805—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristics of a transducer or transducer system to give a desired condition of signal derived from that transducer or transducer system, e.g. to give a maximum or minimum signal
    • G01S3/807—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristics of a transducer or transducer system to give a desired condition of signal derived from that transducer or transducer system, e.g. to give a maximum or minimum signal the desired condition being maintained automatically

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Superheterodyne Receivers (AREA)

Abstract

내용 없음.No content.

Description

레이다 수신 장치의 자동 주파수 제어회로Automatic Frequency Control Circuit of Radar Receiver

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제3도는 본 발명에 따른 레이다 장치의 구성도.3 is a block diagram of a radar device according to the present invention.

제4도는 본 발명에 따른 레이다 수신장치의 구성도.4 is a block diagram of a radar receiving apparatus according to the present invention.

제5도는 동조 증폭기의 특성 곡선도.5 is a characteristic curve diagram of a tuning amplifier.

Claims (2)

데이터 수신 장치에 있어서, 믹서와 발진기를 구비하며, 수신 신호를 발진 신호의 믹싱하여 중간 주파수 신호를 저역 변환하는 프론트 엔드와, 상기 프론트 엔드를 출력하는 중간 주파수 신호를 수신하여 전압레벨로 변환하는 주파수 판별기와, 상기 주파수 판별기의 출력 전압을 분석하여 상기 중간 주파수 신호의 변화를 감지하며, 변화에 따른 발진 제어 데이터를 발생하는 제어부와, 상기 발진제어 데이터를 아날로그 전압으로 변환하는 D/A변환기와, 상기 D/A변환기의 전압을 상기 발진기의 제어전압 레벨로 증폭하는 동조 증폭기로 구성된 것을 특징으로 하는 레이다 수신 장치의 자동 주파수 제어회로.1. A data receiving apparatus, comprising: a mixer and an oscillator, a front end for low-converting an intermediate frequency signal by mixing received signals and a frequency for receiving and converting an intermediate frequency signal outputting the front end to a voltage level. A discriminator, a controller for detecting a change in the intermediate frequency signal by analyzing the output voltage of the frequency discriminator, generating oscillation control data according to the change, and a D / A converter for converting the oscillation control data into an analog voltage; And a tuning amplifier for amplifying the voltage of the D / A converter to the control voltage level of the oscillator. 목표물로부터 반사되는 신호를 수신하여 목표물의 위치를 표시하는 레이다 장치의 자동 주파수 제어방법에 있어서, 상기 반사 신호를 수신하고 국부발진 신호와 믹싱하여 중간 주파수 대역으로 변환하는 과정과, 상기 저역 변환과정에서 발생한 중간 주파수 신호를 전압으로 변환하는 과정과, 상기 변환 전압을 수신하며 설정 중간 주파수인가 분석하는 과정과, 상기 분석과정 수행후 상기 중간 주파수의 변화크기에 따른 발진제어 신호를 발생하는 과정과, 상기 발진제어 신호에 따라 상기 국부발진 신호를 변환하는 과정으로 이루어짐을 특징으로 하는 레이다 장치의 자동 주파수 제어 방법.An automatic frequency control method of a radar apparatus for receiving a signal reflected from a target and displaying a target position, the method comprising: receiving the reflected signal, mixing with a local oscillation signal, converting the signal into an intermediate frequency band, and performing the low pass conversion process. Converting the generated intermediate frequency signal into a voltage, receiving the converted voltage, analyzing whether the set intermediate frequency is applied, generating an oscillation control signal according to the change size of the intermediate frequency after performing the analysis process, and And a step of converting the local oscillation signal according to an oscillation control signal. ※ 참고사항: 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the original application.
KR1019910012914A 1991-07-26 1991-07-26 Automatic frequency control circuit of radar receiving device KR940005962B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910012914A KR940005962B1 (en) 1991-07-26 1991-07-26 Automatic frequency control circuit of radar receiving device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910012914A KR940005962B1 (en) 1991-07-26 1991-07-26 Automatic frequency control circuit of radar receiving device

Publications (2)

Publication Number Publication Date
KR930002841A true KR930002841A (en) 1993-02-23
KR940005962B1 KR940005962B1 (en) 1994-06-25

Family

ID=19317867

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910012914A KR940005962B1 (en) 1991-07-26 1991-07-26 Automatic frequency control circuit of radar receiving device

Country Status (1)

Country Link
KR (1) KR940005962B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100587791B1 (en) * 2004-12-08 2006-06-09 한국항공우주연구원 Frequency transceiver for controlling intermediate frequency

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100587791B1 (en) * 2004-12-08 2006-06-09 한국항공우주연구원 Frequency transceiver for controlling intermediate frequency

Also Published As

Publication number Publication date
KR940005962B1 (en) 1994-06-25

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