DEVICE FOR MEASURING COORDINATES OF OBJECT'S GEOMETRIC CENTER Russian patent published in 1994 - IPC

FIELD: TV tracking systems. SUBSTANCE: device has photoelectron converter 1, videoamplifier 2, two-dimensional function voltage generator 4, deflection amplifiers 5 and 6, actuating unit 7, detection unit 8, threshold unit 9, commutator 10, reversible counter 11, digital-to-analog converter 12, flip-flop 14, square pulse former 15, amplitude modulator 16, subtracter 17, multiplier 18, sign signal selecting unit 19, switch 20. Scale tuning voltage former 3, limit code decoder 13, AND gates 21-24, inverters 25 and 26, OR gate 27, register 28, subtracter 29, sign signal selecting unit 30, unit 31 made of AND gates are brought into the device additionally. Register 28, subtracter 29, unit 30 and 31 permit to separate range of illuminance phase 90^° ≅ φ_i ≅180^°. EFFECT: improved precision of measurement. 5 dwg