PL447802A1 - Układ radaru pasywnego - Google Patents

Układ radaru pasywnego

Info

Publication number
PL447802A1
PL447802A1 PL447802A PL44780224A PL447802A1 PL 447802 A1 PL447802 A1 PL 447802A1 PL 447802 A PL447802 A PL 447802A PL 44780224 A PL44780224 A PL 44780224A PL 447802 A1 PL447802 A1 PL 447802A1
Authority
PL
Poland
Prior art keywords
directed
accordance
polarization
orthogonal
antenna
Prior art date
Application number
PL447802A
Other languages
English (en)
Inventor
Krzysztof Kulpa
Radosław Maksymiuk
Piotr Samczyński
Karol Abratkiewicz
Original Assignee
Politechnika Warszawska
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 Politechnika Warszawska filed Critical Politechnika Warszawska
Priority to PL447802A priority Critical patent/PL447802A1/pl
Priority to PCT/PL2025/050012 priority patent/WO2025174256A1/en
Publication of PL447802A1 publication Critical patent/PL447802A1/pl

Links

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
    • 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
    • G01S13/003—Bistatic radar systems; Multistatic radar systems
    • 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
    • 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
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • 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
    • G01S13/87—Combinations of radar systems, e.g. primary radar and secondary radar
    • G01S13/878—Combination of several spaced transmitters or receivers of known location for determining the position of a transponder or a reflector
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/024—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/35—Details of non-pulse systems

Landscapes

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

Abstract

Układ radaru pasywnego, który zawiera następujące elementy: antena referencyjna AR1 o polaryzacji, korzystnie zgodnej z jedną z polaryzacji oświetlacza, skierowana na źródło sygnału wzorcowego, w szczególności stację bazową telefonii 4G/5G lub kolejnego standardu, antena referencyjna AR2 o polaryzacji ortogonalnej do AR1, korzystnie zgodnej z drugą z polaryzacji oświetlacza, ortogonalnej względem AR1, skierowana na źródło sygnału wzorcowego, co najmniej jedna antena obserwacyjna AO1 o polaryzacji, korzystnie zgodnej z AR1, skierowana na obszar obserwacji, w którym występują obiekty ruchome, korzystnie co najmniej jedna antena obserwacyjna AO2 o polaryzacji ortogonalnej do AO1, korzystnie zgodnej z AR2 (ortogonalnej względem AR1), skierowana na obszar obserwacji, w którym występują obiekty ruchome, radiowy tor odbiorczy (TO) wyposażony w filtry oraz wzmacniacze sygnałów pochodzących z każdej z anten urządzenie do digitalizacji i przetwarzania sygnałów (DPS) w celu wykrywania lub obrazowania obiektów ruchomych, przy czym radiowy tor odbiorczy (TO) połączony jest z urządzeniem do digitalizacji sygnałów (DPS), przy czym urządzenie do digitalizacji i przetwarzania sygnałów składa się z połączonych ze sobą digitizera (DI), polarymetrycznego filtra adaptacyjnego oraz układu korelatora.
PL447802A 2024-02-18 2024-02-18 Układ radaru pasywnego PL447802A1 (pl)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PL447802A PL447802A1 (pl) 2024-02-18 2024-02-18 Układ radaru pasywnego
PCT/PL2025/050012 WO2025174256A1 (en) 2024-02-18 2025-02-18 Passive radar system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL447802A PL447802A1 (pl) 2024-02-18 2024-02-18 Układ radaru pasywnego

Publications (1)

Publication Number Publication Date
PL447802A1 true PL447802A1 (pl) 2025-05-12

Family

ID=95399269

Family Applications (1)

Application Number Title Priority Date Filing Date
PL447802A PL447802A1 (pl) 2024-02-18 2024-02-18 Układ radaru pasywnego

Country Status (2)

Country Link
PL (1) PL447802A1 (pl)
WO (1) WO2025174256A1 (pl)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102176010A (zh) * 2011-01-21 2011-09-07 西安电子科技大学 基于多发单收的无源雷达定位跟踪系统及定位跟踪方法
JP2011174875A (ja) * 2010-02-25 2011-09-08 Mitsubishi Electric Corp パッシブレーダ装置
CN104090274A (zh) * 2014-07-18 2014-10-08 武汉大学 一种基于多调频广播的外辐射源雷达系统与信号处理方法
WO2020146995A1 (zh) * 2019-01-15 2020-07-23 深圳大学 一种基于lte的无源雷达系统

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011174875A (ja) * 2010-02-25 2011-09-08 Mitsubishi Electric Corp パッシブレーダ装置
CN102176010A (zh) * 2011-01-21 2011-09-07 西安电子科技大学 基于多发单收的无源雷达定位跟踪系统及定位跟踪方法
CN104090274A (zh) * 2014-07-18 2014-10-08 武汉大学 一种基于多调频广播的外辐射源雷达系统与信号处理方法
WO2020146995A1 (zh) * 2019-01-15 2020-07-23 深圳大学 一种基于lte的无源雷达系统

Also Published As

Publication number Publication date
WO2025174256A1 (en) 2025-08-21

Similar Documents

Publication Publication Date Title
US6154177A (en) Antenna device and radio receiver using the same
US7116952B2 (en) Method and apparatus to provide an area efficient antenna diversity receiver
US6480526B1 (en) Spread spectrum receive apparatus
US20230119087A1 (en) Radio-frequency pa mid device, radio-frequency system and communication device
US20060017633A1 (en) Method and apparatus for true diversity reception with single antenna
US20030189519A1 (en) Antenna device
US11063363B2 (en) Antenna element, antenna module, and communication device
US20110159823A1 (en) RF Front-end Circuit and Wireless Communication Device Using the Same
US12308873B2 (en) Wireless signal receiving device and system
KR20010043005A (ko) 다중-대역-안테나
EP4664768A1 (en) Low-loss radio frequency transceiving front-end module and electronic device
PL447802A1 (pl) Układ radaru pasywnego
EP4254814A1 (en) Radio frequency pa mid device, radio frequency transceiving system, and communication device
US11637712B2 (en) Signal integration circuit and electronic device
KR100672430B1 (ko) 이동통신 단말기의 ｇｐｓ 신호 수신장치 및 수신방법
CN217007664U (zh) 一种小型化毫米波开关、射频收发前端芯片
KR20160115003A (ko) 멀티밴드 통신 모듈 및 고주파 스위치
US11349521B2 (en) Radio-frequency signal transmitting and receiving circuit
US20260074717A1 (en) Radio frequency front-end circuit and electronic device
KR100204266B1 (ko) 코드분할다원접속 디지탈 셀룰라 이동통신용 중계기
US20060049992A1 (en) Integrated active satellite antenna module
CN203535216U (zh) 一种基于外源雷达的dbf形成装置
CN216980863U (zh) 陷波天线
US5991606A (en) Apparatus for filtering signals of an antenna arrangement and a sender/receiver arrangement with two or more antennae
KR0138382Y1 (ko) 이동통신 무선 중계기에서 다이버시티 송 수신을 위한 지연증폭기