KR100697821B1 - 모노펄스 안테나를 이용한 저고도 표적 추적 방법 - Google Patents
모노펄스 안테나를 이용한 저고도 표적 추적 방법 Download PDFInfo
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- KR100697821B1 KR100697821B1 KR1020050091199A KR20050091199A KR100697821B1 KR 100697821 B1 KR100697821 B1 KR 100697821B1 KR 1020050091199 A KR1020050091199 A KR 1020050091199A KR 20050091199 A KR20050091199 A KR 20050091199A KR 100697821 B1 KR100697821 B1 KR 100697821B1
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- South Korea
- Prior art keywords
- target
- altitude
- sum
- distance
- imaginary part
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- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
- G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
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- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S13/585—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value
- G01S13/586—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value using, or combined with, frequency tracking means
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- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
- G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Description
Claims (4)
- 레이더 안테나와 표적간의 거리와, 합 채널과 차 채널의 비례값의 허수부를 측정하여 저장하는 과정;이동중인 상기 표적에 따라 새로 변경된 거리와 변경된 합, 차채널의 비례값의 허수부를 측정하는 과정;상기 측정된 합, 차 채널 비례값의 허수부의 궤적이 0값을 크로싱하여 부호가 변경되었는지를 체크하는 과정;상기 합, 차 채널 비례값의 허수부의 부호가 변경되었다면 거리 변화율을 산출하는 과정;복수의 변수 n0(변수 n0는 으로 나타내며, 여기서 R은 레이더 안테나와 표적간의 거리, 는 파장, hr은 레이더 안테나의 높이, ht는 표적의 고도임) 각각에 따라 사전에 설정된 거리 변화율과 복소수 고도 에러 신호의 허수부의 기준 그래프를 상기 산출된 거리 변화율과 비교하는 과정; 및상기 산출된 거리 변화율값 좌표에서 0값을 크로싱하는 상기 합, 차 채널 비례값의 허수부 궤적에 대응되는 변수 n0를 구하여 표적의 고도를 산출하는 과정을 포함함을 특징으로 하는 모노펄스 안테나를 이용한 저고도 표적 추적 방법.
- 제 1항에 있어서, 상기 합, 차 채널 비례값의 허수부의 부호를 체크하는 과정에서 부호가 변경되지 않았다면 변경된 거리와 합, 차 채널 비례값을 다시 측정하는 과정을 더 포함함을 특징으로 하는 모노펄스 안테나를 이용한 저고도 표적 추 적 방법.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050091199A KR100697821B1 (ko) | 2005-09-29 | 2005-09-29 | 모노펄스 안테나를 이용한 저고도 표적 추적 방법 |
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KR1020050091199A KR100697821B1 (ko) | 2005-09-29 | 2005-09-29 | 모노펄스 안테나를 이용한 저고도 표적 추적 방법 |
Publications (1)
Publication Number | Publication Date |
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KR100697821B1 true KR100697821B1 (ko) | 2007-03-20 |
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KR1020050091199A KR100697821B1 (ko) | 2005-09-29 | 2005-09-29 | 모노펄스 안테나를 이용한 저고도 표적 추적 방법 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101133525B1 (ko) | 2012-01-05 | 2012-04-04 | 삼성탈레스 주식회사 | 밀리미터파 탐색기의 신호 처리 장치 및 신호 처리 방법 |
US10495731B2 (en) * | 2016-01-08 | 2019-12-03 | James Francis Harvey | Waveform peak detection and timing for radar applications |
CN111239719A (zh) * | 2020-01-20 | 2020-06-05 | 西安邮电大学 | 基于复合反射系数估计的稳健的高精度低空目标测高方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20040000141A (ko) * | 2002-06-24 | 2004-01-03 | 주식회사 하이닉스반도체 | 마스크 제작 방법 |
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- 2005-09-29 KR KR1020050091199A patent/KR100697821B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20040000141A (ko) * | 2002-06-24 | 2004-01-03 | 주식회사 하이닉스반도체 | 마스크 제작 방법 |
Non-Patent Citations (2)
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04486756 |
2004001410000 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101133525B1 (ko) | 2012-01-05 | 2012-04-04 | 삼성탈레스 주식회사 | 밀리미터파 탐색기의 신호 처리 장치 및 신호 처리 방법 |
US10495731B2 (en) * | 2016-01-08 | 2019-12-03 | James Francis Harvey | Waveform peak detection and timing for radar applications |
CN111239719A (zh) * | 2020-01-20 | 2020-06-05 | 西安邮电大学 | 基于复合反射系数估计的稳健的高精度低空目标测高方法 |
CN111239719B (zh) * | 2020-01-20 | 2023-08-01 | 西安邮电大学 | 基于复合反射系数估计的稳健的高精度低空目标测高方法 |
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