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.)
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.)
Denso Corp
Original Assignee
NipponDenso 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 NipponDenso Co LtdfiledCriticalNipponDenso Co Ltd
Priority to JP1227183ApriorityCriticalpatent/JPS58154683A/ja
Publication of JPS58154683ApublicationCriticalpatent/JPS58154683A/ja
Publication of JPH0379672B2publicationCriticalpatent/JPH0379672B2/ja
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
G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
G01S15/04—Systems determining presence of a target
Landscapes
Physics & Mathematics
(AREA)
Engineering & Computer Science
(AREA)
Radar, Positioning & Navigation
(AREA)
Remote Sensing
(AREA)
Acoustics & Sound
(AREA)
Computer Networks & Wireless Communication
(AREA)
General Physics & Mathematics
(AREA)
Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves
(AREA)