JPS59190676A - 方向余弦推定方式 - Google Patents

方向余弦推定方式

Info

Publication number
JPS59190676A
JPS59190676A JP58064547A JP6454783A JPS59190676A JP S59190676 A JPS59190676 A JP S59190676A JP 58064547 A JP58064547 A JP 58064547A JP 6454783 A JP6454783 A JP 6454783A JP S59190676 A JPS59190676 A JP S59190676A
Authority
JP
Japan
Prior art keywords
output
spatial frequency
cosine
interpolator
maximum point
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.)
Granted
Application number
JP58064547A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0312710B2 (enrdf_load_stackoverflow
Inventor
Hiroshi Nishimura
宏 西村
Masao Igarashi
正夫 五十嵐
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 JP58064547A priority Critical patent/JPS59190676A/ja
Publication of JPS59190676A publication Critical patent/JPS59190676A/ja
Publication of JPH0312710B2 publication Critical patent/JPH0312710B2/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (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)
JP58064547A 1983-04-14 1983-04-14 方向余弦推定方式 Granted JPS59190676A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58064547A JPS59190676A (ja) 1983-04-14 1983-04-14 方向余弦推定方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58064547A JPS59190676A (ja) 1983-04-14 1983-04-14 方向余弦推定方式

Publications (2)

Publication Number Publication Date
JPS59190676A true JPS59190676A (ja) 1984-10-29
JPH0312710B2 JPH0312710B2 (enrdf_load_stackoverflow) 1991-02-20

Family

ID=13261352

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58064547A Granted JPS59190676A (ja) 1983-04-14 1983-04-14 方向余弦推定方式

Country Status (1)

Country Link
JP (1) JPS59190676A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0367303U (enrdf_load_stackoverflow) * 1989-11-02 1991-07-01
JPH06258425A (ja) * 1992-07-22 1994-09-16 Hughes Aircraft Co 送受信機位置決定および追跡システムおよび方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0367303U (enrdf_load_stackoverflow) * 1989-11-02 1991-07-01
JPH06258425A (ja) * 1992-07-22 1994-09-16 Hughes Aircraft Co 送受信機位置決定および追跡システムおよび方法

Also Published As

Publication number Publication date
JPH0312710B2 (enrdf_load_stackoverflow) 1991-02-20

Similar Documents

Publication Publication Date Title
US9930448B1 (en) Concentric circular differential microphone arrays and associated beamforming
EP0869697B1 (en) A steerable and variable first-order differential microphone array
Belloni et al. Beamspace transform for UCA: error analysis and bias reduction
EP2070390B1 (en) Improved spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high order angular terms
Blomberg et al. Adaptive beamforming applied to a cylindrical sonar array using an interpolated array transformation
US5228006A (en) High resolution beam former apparatus
US5596550A (en) Low cost shading for wide sonar beams
US6658141B1 (en) Filtering method and apparatus for improving resolution of ultrasound image
JPS59190676A (ja) 方向余弦推定方式
JP3081522B2 (ja) 受信信号処理装置
JP2003270316A (ja) 測角装置、測角方法及びプログラム
CN110876100B (zh) 一种音源定向方法与系统
CN109061594B (zh) 一种强杂波环境下基于子阵空时自适应处理的测角方法
CN113406620A (zh) 一种阵列分解的分布式阵列测角方法
Tucker Signal/noise performance of super-directive arrays
Mucci et al. Impact of beam steering errors on shifted sideband and phase shift beamforming techniques
JPH0882664A (ja) 信号到来方位推定方法
CN113176533B (zh) 水声通信信号的测向方法、装置及电子设备
JP2886330B2 (ja) 信号方位測定装置
US20240393428A1 (en) Method and device for processing signals
JPS59104577A (ja) 角度推定誤差の補正方式
JP2683556B2 (ja) パッシブレンジング装置
JPH07107549B2 (ja) 測距装置
KR102203748B1 (ko) 지연 합 빔포밍의 후처리 필터링 방법 및 이를 위한 기록매체
Cox et al. Endfire supergain with a uniform line array of pressure and velocity sensors