Speed measuring device

Details Speed measuring device Speed measuring device

1978-04-14

1980-08-26

Atkinson, Charles E.

Boots, shoes, and leggings

364438, 324178, 340 38R, G01P 366

Patent

active

042198780

ABSTRACT:
A special accessory for traffic radar devices includes two operating routines. These routines are to be used with a programmable microprocessor which comprises a portion of the traffic radar device. The routines are designated as a stopwatch routine and an interrupt routine. The stopwatch routine controls the overall operation of the speed computation within the programmable microprocessor of the traffic radar device while the interrupt request routine causes the microprocessor to perform as a precision clock capable of measuring elapsed time.

REFERENCES:
patent: 3218553 (1965-11-01), Peterson et al.
patent: 3492570 (1970-01-01), Tanzman
patent: 3530382 (1970-09-01), Liston et al.
patent: 3611134 (1971-10-01), McDowell
patent: 4031510 (1977-06-01), King

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