Analogue Cartesian to polar coordinates converter for use in automation, measurement and communication equipment comprises multiplication and division circuits, an arc-function block and associated circuit components

摘要

Analogue Cartesian to polar coordinates converter has two circuits (1, 2) for multiplication and division and a block (3) for calculation of arc-functions. It also comprises a square wave generator (4), a first electronic switch (5), an integrator (6), a band-pass filter (7), first and second (8, 10) adders and a first inverter (9).