Title :
Transducer output signal processing using dual and triple microprocessor systems
Author :
Anvekar, Dinesh K. ; Sonde, B.S.
Author_Institution :
Dept. of Electr. Commun. Eng., Indian Inst. of Sci., Bangalore, India
fDate :
6/1/1989 12:00:00 AM
Abstract :
The application of dual-port-memory-based dual- and triple-microprocessor systems for improving the speed of transducer output signal processing which involves corrections, using interpolating polynomials, for input-output nonlinearities and effects of disturbing variables is presented. In the architecture of the triple-microprocessor system, a new concept of blackboard memory segments for passing a large amount of common data among the microprocessors is introduced. Significant processing-speed improvement over single-microprocessor implementation is shown by analytical evaluation
Keywords :
computerised instrumentation; computerised signal processing; microcomputer applications; polynomials; signal processing equipment; transducers; blackboard memory segments; dual microprocessor system; input-output nonlinearities; interpolating polynomials; output signal processing; transducers; triple-microprocessor systems; Calibration; Hardware; Microcomputers; Microprocessors; Multidimensional signal processing; Multidimensional systems; Polynomials; Signal processing; Table lookup; Transducers;
Journal_Title :
Instrumentation and Measurement, IEEE Transactions on