JPH0138270B2 - - Google Patents

Info

Publication number
JPH0138270B2
JPH0138270B2 JP57225908A JP22590882A JPH0138270B2 JP H0138270 B2 JPH0138270 B2 JP H0138270B2 JP 57225908 A JP57225908 A JP 57225908A JP 22590882 A JP22590882 A JP 22590882A JP H0138270 B2 JPH0138270 B2 JP H0138270B2
Authority
JP
Japan
Prior art keywords
signal
delay time
value
time difference
estimated value
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
JP57225908A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59116562A (ja
Inventor
Masao Igarashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co Ltd
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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP57225908A priority Critical patent/JPS59116562A/ja
Publication of JPS59116562A publication Critical patent/JPS59116562A/ja
Publication of JPH0138270B2 publication Critical patent/JPH0138270B2/ja
Granted legal-status Critical Current

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
    • 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
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP57225908A 1982-12-24 1982-12-24 信号入射角推定方法 Granted JPS59116562A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57225908A JPS59116562A (ja) 1982-12-24 1982-12-24 信号入射角推定方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57225908A JPS59116562A (ja) 1982-12-24 1982-12-24 信号入射角推定方法

Publications (2)

Publication Number Publication Date
JPS59116562A JPS59116562A (ja) 1984-07-05
JPH0138270B2 true JPH0138270B2 (enrdf_load_stackoverflow) 1989-08-11

Family

ID=16836766

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57225908A Granted JPS59116562A (ja) 1982-12-24 1982-12-24 信号入射角推定方法

Country Status (1)

Country Link
JP (1) JPS59116562A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007127503A (ja) * 2005-11-02 2007-05-24 Nippon Soken Inc 物体位置検出装置
JP2008089312A (ja) * 2006-09-29 2008-04-17 Kddi Corp 信号到来方向推定装置及び方法、並びに信号分離装置及び方法、コンピュータプログラム
JP5063416B2 (ja) * 2008-02-29 2012-10-31 三菱電機株式会社 測角装置
US10422847B2 (en) * 2017-04-20 2019-09-24 Raytheon Company Interferometric time delay of arrival
US10416269B2 (en) * 2017-04-20 2019-09-17 Raytheon Company Disambiguated direction finding
CN118042590A (zh) * 2022-11-02 2024-05-14 锐捷网络股份有限公司 一种通信方法、通信装置、存储介质及电子装置

Also Published As

Publication number Publication date
JPS59116562A (ja) 1984-07-05

Similar Documents

Publication Publication Date Title
US5874916A (en) Frequency selective TDOA/FDOA cross-correlation
Chan et al. The least squares estimation of time delay and its use in signal detection
CN109085630B (zh) 一种信号捕获方法及装置
JPH0138270B2 (enrdf_load_stackoverflow)
CN110031795B (zh) 一种单基线干涉仪测向方法和装置
JPS60192269A (ja) 周波数を測定する方法および装置
RU2100812C1 (ru) Способ оценивания несущей частоты и устройство для его осуществления
JPS6244620B2 (enrdf_load_stackoverflow)
US4225954A (en) Acoustical deverberator
Viola et al. Computationally efficient spline-based time delay estimation
Porat et al. Blind deconvolution of polynomial-phase signals using the high-order ambiguity function
US7340067B2 (en) Wave signal processing system and method
CN110876100A (zh) 一种音源定向方法与系统
US4905209A (en) Correlation match filter for passive signal detection
RU2154837C1 (ru) Способ обнаружения линейно-частотно-модулированного сигнала с неизвестными параметрами
JPH0693017B2 (ja) パツシブレンジングシステム
JP3538260B2 (ja) 超音波計測装置
JPH07107549B2 (ja) 測距装置
RU2052835C1 (ru) Линейное адаптивное устройство обработки данных
JPS63147265A (ja) デイジタル可変帯域位相成分出力器
JP2795610B2 (ja) 超音波診断装置
CN114866099B (zh) 滤波方法、装置和电子设备
RU2756934C1 (ru) Способ и устройство измерения спектра информационных акустических сигналов с компенсацией искажений
JP2717331B2 (ja) 狭帯域信号による方位推定方法
JP2527011B2 (ja) 周波数・位相推定装置