Circuit for monitoring the usage of components within a computer

Details Circuit for monitoring the usage of components within a computer Circuit for monitoring the usage of components within a computer

1995-09-06

1998-03-03

Barry, Lance Leonard

Boots, shoes, and leggings

36455101, 3642644, 39518401, G06F 1134

Patent

active

057242607

ABSTRACT:
A usage monitor circuit monitors the mount of use of various components within a computer system. The circuit includes a plurality of timers and counters that are respectively coupled to the various components to be monitored such that the counters record the number of times the components are activated and the timers record the cumulative times the components are activated. The usage monitor circuit also includes a tamper protection unit that indicates whether the circuit has been tampered with.

REFERENCES:
patent: 4400783 (1983-08-01), Locke, Jr. et al.
patent: 4590550 (1986-05-01), Eilert et al.
patent: 4821178 (1989-04-01), Levin et al.
patent: 4831564 (1989-05-01), Suga
patent: 5301122 (1994-04-01), Halpern
patent: 5388156 (1995-02-01), Blackledge, Jr. et al.
patent: 5483153 (1996-01-01), Leeb et al.
patent: 5499340 (1996-03-01), Barritz
patent: 5572672 (1996-11-01), Dewitt et al.

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