DK175059B1 - Digital afstandskorrelator - Google Patents

Digital afstandskorrelator Download PDF

Info

Publication number
DK175059B1
DK175059B1 DK199001968A DK196890A DK175059B1 DK 175059 B1 DK175059 B1 DK 175059B1 DK 199001968 A DK199001968 A DK 199001968A DK 196890 A DK196890 A DK 196890A DK 175059 B1 DK175059 B1 DK 175059B1
Authority
DK
Denmark
Prior art keywords
digital
distance
correlator
register
target
Prior art date
Application number
DK199001968A
Other languages
Danish (da)
English (en)
Other versions
DK196890A (da
DK196890D0 (da
Inventor
Avinoam S Zerkowitz
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of DK196890A publication Critical patent/DK196890A/da
Publication of DK196890D0 publication Critical patent/DK196890D0/da
Application granted granted Critical
Publication of DK175059B1 publication Critical patent/DK175059B1/da

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
    • G01S13/02—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
    • G01S13/26—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
    • G01S13/28—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses
    • 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
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/292—Extracting wanted echo-signals
    • G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
    • G01S7/2926—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods by integration
    • 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
    • G01S13/26—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
    • G01S13/28—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses
    • G01S13/284—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses using coded pulses
    • G01S13/288—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses using coded pulses phase modulated
DK199001968A 1988-12-20 1990-08-17 Digital afstandskorrelator DK175059B1 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US28719088A 1988-12-20 1988-12-20
US28719088 1988-12-20
US8905004 1989-11-14
PCT/US1989/005004 WO1990007129A1 (en) 1988-12-20 1989-11-14 Digital range correlator

Publications (3)

Publication Number Publication Date
DK196890A DK196890A (da) 1990-08-17
DK196890D0 DK196890D0 (da) 1990-08-17
DK175059B1 true DK175059B1 (da) 2004-05-10

Family

ID=23101834

Family Applications (1)

Application Number Title Priority Date Filing Date
DK199001968A DK175059B1 (da) 1988-12-20 1990-08-17 Digital afstandskorrelator

Country Status (11)

Country Link
EP (1) EP0406365B1 (ja)
JP (1) JP2994030B2 (ja)
KR (1) KR940009238B1 (ja)
AU (1) AU632774B2 (ja)
DE (1) DE68924264T2 (ja)
DK (1) DK175059B1 (ja)
ES (1) ES2019760A6 (ja)
IL (1) IL92764A (ja)
NO (1) NO176779C (ja)
NZ (1) NZ231598A (ja)
WO (1) WO1990007129A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE466974B (sv) * 1990-09-06 1992-05-04 Bofors Electronics Ab Radaranordning med modulerad baervaagssignal
SE466975B (sv) * 1990-09-06 1992-05-04 Bofors Electronics Ab Radaranordning med modulerad baervaagssignal
GB2268350B (en) * 1992-05-27 1995-10-25 Roke Manor Research High range resolution radar
JP3404022B2 (ja) * 2001-01-18 2003-05-06 三菱電機株式会社 レーダのパルス圧縮装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4237461A (en) * 1979-02-15 1980-12-02 The United States Of America As Represented By The Secretary Of The Navy High-speed digital pulse compressor
US4513288A (en) * 1982-03-29 1985-04-23 The United States Of America As Represented By The Secretary Of The Army Group-complementary code sets for implementing pulse-compression processing with optimum aperiodic autocorrelation and optimum cross-correlation properties
US4646096A (en) * 1984-10-05 1987-02-24 Litton Systems, Inc. Enhanced global positioning system Delta-Range processing
US4813006A (en) * 1987-06-29 1989-03-14 Hughes Aircraft Company Analog-digital correlator
US4758839A (en) * 1987-07-22 1988-07-19 Mcdonnell Douglas Corporation Terrain profile radar system
US4833479A (en) * 1988-03-21 1989-05-23 Motorola, Inc. Digital poly-phase pulse compressor

Also Published As

Publication number Publication date
DE68924264D1 (de) 1995-10-19
JP2994030B2 (ja) 1999-12-27
DK196890A (da) 1990-08-17
EP0406365A1 (en) 1991-01-09
EP0406365B1 (en) 1995-09-13
NZ231598A (en) 1992-04-28
AU4654089A (en) 1990-07-10
DE68924264T2 (de) 1996-02-15
WO1990007129A1 (en) 1990-06-28
ES2019760A6 (es) 1991-07-01
NO903503L (no) 1990-08-09
NO176779B (no) 1995-02-13
KR940009238B1 (ko) 1994-10-01
NO903503D0 (no) 1990-08-09
AU632774B2 (en) 1993-01-14
IL92764A0 (en) 1990-09-17
DK196890D0 (da) 1990-08-17
IL92764A (en) 1993-04-04
JPH03502837A (ja) 1991-06-27
NO176779C (no) 1995-05-24
KR910700469A (ko) 1991-03-15

Similar Documents

Publication Publication Date Title
US5128624A (en) Pulse phase difference encoding circuit
EP0131260B1 (en) An arrangement to provide an accurate time-of-arrival indication for a received signal
US5373531A (en) Signal acquisition and reception method for a global positioning system signal
KR960703296A (ko) 직교형으로 인코딩된 데이터 신호를 디코딩하기 위한 방법 및 장치 (receiver for a direct sequence spread spectrum orthogonally encoded signal employing rake principle)
DK175059B1 (da) Digital afstandskorrelator
EP0063496B1 (en) Range-finding apparatus using encoded signals
US20060044022A1 (en) Edge detector and method
KR100392137B1 (ko) 포착 방법 및 상기 방법을 실시하기 위한 장치
CN112068164B (zh) 导航卫星捕获方法、装置、卫星导航接收机及存储介质
US5051616A (en) Zero crossing detector arrangements
JP2005172760A (ja) 方位探知装置
US8243856B2 (en) Adaptable demodulator
RU2789320C1 (ru) Единый генератор псевдослучайных последовательностей (ПСП) приемника сигналов Глобальных Навигационных Спутниковых Систем (ГНСС)
GB2082857A (en) Determining the frequency of an alternating signal
SU1278795A1 (ru) Устройство дл обнаружени слова в битовой последовательности
CN108897030B (zh) 信号的定时提取装置及方法
SU1518810A2 (ru) Устройство опознавани сигналов, модулированных по фазе
RU2284665C1 (ru) Устройство для цикловой синхронизации
WO2023033667A1 (en) Method and apparatus for fast searching gnss signals
US7769108B1 (en) Digital receiver instantaneous dynamic range enhancement
US3502854A (en) Phase recording system
RU2031414C1 (ru) Устройство межобзорной компенсации помех для когерентно-импульсной радиолокационной станции
SU1444749A1 (ru) Устройство дл сортировки чисел
SU1078662A1 (ru) Устройство дл демодул ции двоичных сигналов
RU2121711C1 (ru) Вычислитель ранговой статистики

Legal Events

Date Code Title Description
PUP Patent expired