US3297876A
(en )
1967-01-10
Amplitude modulation for lasers
US2624876A
(en )
1953-01-06
Object detection system
US2428351A
(en )
1947-10-07
Radio wave reflectivity indicating system
GB1462641A
(en )
1977-01-26
Systems for measuring the distance between two points
GB1446806A
(en )
1976-08-18
Method and apparatus for tuning the natural frequency of an oscillating body formed of a piezoelectric crystal
SU390603A1
(cg-RX-API-DMAC10.html )
1973-07-11
US3647298A
(en )
1972-03-07
Pulse chirp laser ranging device
FR1552029A
(cg-RX-API-DMAC10.html )
1969-01-03
GB1339955A
(en )
1973-12-05
Apparatus for detecting an object by reflection of radiation
US3500403A
(en )
1970-03-10
Short range radar system
DE2605799A1
(de )
1981-01-15
Laser-entfernungsmesser
GB1585054A
(en )
1981-02-25
Laser rangefinder
US2514619A
(en )
1950-07-11
Stroboscopic device
FR2257095A1
(en )
1975-08-01
Vehicle collision avoidance device - with flat plate inclined grid polariser is used as a passive reflector
US2436672A
(en )
1948-02-24
Frequency modulated radio distance measuring system and indicator
US2596492A
(en )
1952-05-13
Antenna system
US2602920A
(en )
1952-07-08
Radio location and detection arrangement
US3134022A
(en )
1964-05-19
Signal detector for use with radiation sensor
US3161874A
(en )
1964-12-15
Fixed pulse rejection system for radar moving target indicator
SU439866A1
(ru )
1974-08-15
Квазиоптический фазовращатель
US2507746A
(en )
1950-05-16
Pulse-reflection distance measuring system
SU1647846A1
(ru )
1991-05-07
Смеситель
US3860926A
(en )
1975-01-14
High compression ratio pulse forming system
SU381122A1
(ru )
1973-05-15
Модулятор одной боковой частоты субмйллиметрового диапазона
SU1096496A1
(ru )
1984-06-07
Интерференционный способ измерени линейных перемещений