Digital resolver-integrator

Claim 1

A RESOLVING AND INTERGRATING DEVICE COMPRISING ENCODER MEANS HAVING INPUTS ADPATED TO RECEIVE SIGNALS REPRESENTING ANGLE AND RATE INFORMATION, A MEMORY MEMBER HAVING A REFERENCE POINT AND TWO CIRCULAR TRACKS REPRESENTING PULSES CORRESPONDING TO 90* SINE AND COSINE FUNCTIONS AND ROTATING IN RESPONSE TO THE RATE SIGNAL, FIXED SENSING MEANS COOPERATING WITH THE MEMORY MEMBER TO DERIVE A SET PULSE IN RESPONSE TO EACH REVOLUTION OF THE MEMBER AND TRAINS OF PULSES REPRESENTING SINE AND COSINE FUNCTION OF 90* AT A RATE CORRESPONDING TO THE INSTANTANEOUS RATE OF THE RATE SIGNAL, SENSING MEANS ROTATABLY DISPLACEABLE FROM THE FIXED SENSING MEANS IN WHICH ON E REVOLUTION REPRESENTS AT 90* SCALAR ANGLE AND COOPERATING WITH THE REFERENCE POINT TO DERIVE A RESET PULSE CORRESPONDING TO THE INSTANTANEOUS ANGLE IN REPSONSE TO EACH REVOLUTION OF THE FUNCTION MEMORY MEMBER, A SECOND MEMORY MEMBER HAVING INFORMATION REPRESENTING FOUR POLAR QUARDRANTS, A MEMBER HAVING A SENSING MEANS COOPERATING WITH THE MEMORY MEMBERS, ONE OF THE MEMBERS BEING DISPLACEABLE RELATIVE TO THE OTHER IN RESPONSE TO THE ANGULAR INFORMATION SIGNAL TO DERIVE SIGNALS REPRESENTING THE POLAR QUADRANT THAT INCLUDES THE INSTANTANEOUS ANGLE REPRESENTED BY THE ANGLE SIGNAL AND BEING CONNECTED TO ROTATE THE ROTATABLY DISPLACEABLE SENSING MEANS TO ITS SCALAR VALUE REPRESENTING THE CORRESPONDING INSTANTANEOUS ANGLE, GATE MEANS CONNECTED TO THE ENCODER MEANS AND SELECTIVELY TRANSMITTING THE PULSE TRAINS IN RESPONSE TO GATE CONTROL PULSES AND OUTPUT MEANS INCLUDING DIGITAL COUNTERS CONNECTED TO THE GATE MEANS FOR RECEIVING THE PULSE TRAINS, EACH OF THE OUTPUT MEANS PROVIDING AN OUTPUT REPRESENTING AN ANGULAR FUNCTION AND CORRESPONDING TO THE SUM OF THE PULSES OF THE ASSOCIATED PULSE TRAIN RECEIVED DURING A PERIOD OF TIME.