KR970062704A - Frequency response measuring device - Google Patents

Frequency response measuring device Download PDF

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Publication number
KR970062704A
KR970062704A KR1019960003057A KR19960003057A KR970062704A KR 970062704 A KR970062704 A KR 970062704A KR 1019960003057 A KR1019960003057 A KR 1019960003057A KR 19960003057 A KR19960003057 A KR 19960003057A KR 970062704 A KR970062704 A KR 970062704A
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KR
South Korea
Prior art keywords
input
output
signal
frequency response
feedback
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KR1019960003057A
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Korean (ko)
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KR0164416B1 (en
Inventor
김언기
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김광호
삼성전자 주식회사
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Priority to KR1019960003057A priority Critical patent/KR0164416B1/en
Publication of KR970062704A publication Critical patent/KR970062704A/en
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Publication of KR0164416B1 publication Critical patent/KR0164416B1/en

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)

Abstract

본 발명은 주파수 응답측정장치에 관한 것으로서 특히, 추적레이다의 서보구동장치에서 전류루프/타코루프의 주파수 응답을 용이하게 측정하는 주파수 응답측정장치에 관한 것이다.The present invention relates to a frequency response measuring apparatus, and more particularly, to a frequency response measuring apparatus that easily measures a frequency response of a current loop / tacho loop in a servo drive apparatus of a tracking radar.

본 발명에 의한 장치는 레이다의 안테나를 상하/좌우로 조정하며 피드백신호를 출력하는 고각/방위각 사보유닛을 포함하는 주파수 응답측정장치에 있어서, 피드백회로의 출력신호를 입력받아 고각/방위각 서보유닛에 인가하며, 고각/방위각 서보유닛으로부터 출력되는 피드백신호를 입력받아 피드백회로의 출력하는 입출력 확장부; 입출력 확장부로부터 출력되는 피드백 신호를 일측입력단자로 입력받고 소정 입력신호를 타측입력단자로 입력받아, 두 입력신호의 차이를 입출력 확장부로 출력하는 피드백회로; 및 입출력 확장부의 입력신호와 입출력 확장부의 출력신호를 입력받아, 두 신호를 비교하여 주파수 응답을 측정하는 주파수 계측기를 더 포함한다.An apparatus according to the present invention is a frequency response measuring apparatus including a high angle / azimuth angle divider unit for adjusting a radar antenna up / down / left / right and outputting a feedback signal, An input / output expander for receiving a feedback signal output from the high angle / azimuth servo unit and outputting the feedback signal; A feedback circuit for receiving a feedback signal output from the input / output expansion unit at one input terminal, receiving a predetermined input signal at the other input terminal, and outputting a difference between the two input signals to the input / output expansion unit; And a frequency measuring unit for receiving the input signal of the input / output expander and the output signal of the input / output expander, and comparing the two signals to measure the frequency response.

따라서, 본 발명은 서보유닛과 주파수 계측기 사이에 입출력 확장부를 설계하며, 주파수 계측기와 입출력 확장부 사이에 이득이 '1'인 증폭기를 사용하여 서보유닛의 주파수 응답측정을 용이하게 할 수 있다.Therefore, the present invention can design the input / output extension between the servo unit and the frequency measuring device, and facilitate the frequency response measurement of the servo unit by using an amplifier having a gain of '1' between the frequency measuring device and the input / output expanding part.

Description

주파수 응답측정장치Frequency response measuring device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제2도는 본 발명에 의한 주파수 응답측정장치의 구성을 보인 도면.FIG. 2 is a diagram showing a configuration of a frequency response measuring apparatus according to the present invention; FIG.

Claims (5)

1. 레이다의 안테나를 상하/좌우로 조정하며, 피드백신호를 출력하는 고각/방위각 서보유닛을 포함하는 주파수 응답측정장치에 있어서, 피드백회로의 출력신호를 입력받아 상기 고각/방위각 서보유닛에 인가하며, 상기 고각/방위각 서보유닛으로부터 출력되는 피드백신호를 입력받아 상기 피드백회로의 일측입력단자로 출력하는 입출력 확장부; 상기 입출력 확장부로부터 출력되는 피드백신호를 일측입력단자로 입력받고 소정 입력신호를 타측입력단자로 입력받아, 상기 입력신호의 차를 상기 입출력 확장부로 출력하는 피드백 회로; 및 상기 입출력확장부의 입력신호와 상기 입출력 확장부의 출력신호를 입력받아, 상기 두 신호를 비교하여 주파수 응답을 측정하는 주파수 계측기를 더 포함하는 주파수 응답측정장치.1. A frequency response measuring apparatus comprising a high angle / azimuth servo unit for adjusting an antenna of a radar up / down / left / right and outputting a feedback signal, comprising: a feedback circuit for receiving an output signal of the feedback circuit and applying the received signal to the high / An input / output expander for receiving a feedback signal output from the elevation / azimuth servo unit and outputting the feedback signal to one input terminal of the feedback circuit; A feedback circuit which receives a feedback signal output from the input / output expander at one input terminal, receives a predetermined input signal at the other input terminal, and outputs the difference of the input signal to the input / output expander; And a frequency measuring unit for receiving an input signal of the input / output expander and an output signal of the input / output expander, and comparing the two signals to measure a frequency response. 제1항에 있어서, 상기 피드백회로는 전류증폭이득이 '1'인 OP앰프회로를 복수개 연결함을 특징으로 하는 주파수 응답측정장치.The apparatus of claim 1, wherein the feedback circuit connects a plurality of OP amplifier circuits having a current amplification gain of '1'. 제1항에 있어서, 상기 피드백회로의 타측입력단자에 인가되는 소정의 입력신호는 상기 주파수 계측기로부터 생성됨을 특징으로 하는 주파수 응답측정장치.The apparatus of claim 1, wherein a predetermined input signal applied to the other input terminal of the feedback circuit is generated from the frequency measuring device. 제1항에 있어서, 상기 고각/방위각 서보유닛은 타코피드백신호를 상기 피드백회로의 일측입력단자로 출력함을 특징으로 하는 주파수 응답측정장치.The apparatus of claim 1, wherein the high angle / azimuthal servo unit outputs a tacho feedback signal to one input terminal of the feedback circuit. 제1항에 있어서, 상기 고각/방위각 서보유닛은 전류피드백신호를 상기 피드백회로의 일측입력단자로 출력함을 특징으로 하는 주파수 응답측정장치.The apparatus of claim 1, wherein the high angle / azimuthal servo unit outputs a current feedback signal to one input terminal of the feedback circuit. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960003057A 1996-02-08 1996-02-08 Frequency response measurement apparatus KR0164416B1 (en)

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Application Number Priority Date Filing Date Title
KR1019960003057A KR0164416B1 (en) 1996-02-08 1996-02-08 Frequency response measurement apparatus

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Application Number Priority Date Filing Date Title
KR1019960003057A KR0164416B1 (en) 1996-02-08 1996-02-08 Frequency response measurement apparatus

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KR970062704A true KR970062704A (en) 1997-09-12
KR0164416B1 KR0164416B1 (en) 1999-03-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010108547A (en) * 2000-05-29 2001-12-08 송재인 System testing apparatus
KR101045845B1 (en) * 2010-05-04 2011-07-01 국방과학연구소 Portable radar measuring device using microwave lens

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101493056B1 (en) * 2013-12-18 2015-02-13 엘아이지넥스원 주식회사 Apparatus for measuring frequency response characteristic of antenna and method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010108547A (en) * 2000-05-29 2001-12-08 송재인 System testing apparatus
KR101045845B1 (en) * 2010-05-04 2011-07-01 국방과학연구소 Portable radar measuring device using microwave lens

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