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Self-Monitoring, Analysis, and Reporting Technology (S.M.A.R.T. or SMART) is a monitoring system included in computer hard disk drives (HDDs) and solid-state drives (SSDs). [3] Its primary function is to detect and report various indicators of drive reliability, or how long a drive can function while anticipating imminent hardware failures.
A more sophisticated SPC chart may include "control limit" & "spec limit" % lines to indicate whether/what action should be taken. Statistical process control (SPC) or statistical quality control (SQC) is the application of statistical methods to monitor and control the quality of a production process. This helps to ensure that the process ...
IBM / Bell South Simon Smartphone: First shown in 1993, this was the world's first so-called 'smart phone'. The $899 Prehistoric Predecessor to the iPhone (Web video). Bloomberg. June 28, 2012. Archived from the original (FLV) on July 7, 2012
SPC was the enabling technology of electronic switching systems (ESS) developed in the Bell System in the 1950s, and may be considered the third generation of switching technology. Stored program control was invented in 1954 by Bell Labs scientist Erna Schneider Hoover , who reasoned that computer software could control the connection of ...
The Western Electric rules are decision rules in statistical process control for detecting out-of-control or non-random conditions on control charts. [1] Locations of the observations relative to the control chart control limits (typically at ±3 standard deviations) and centerline indicate whether the process in question should be investigated for assignable causes.
System Planning Corporation (SPC) is a Virginia-based corporation founded in 1970 that produces military electronics, such as flight control systems, [1] radar, and Systems Engineering and Technical Assistance in airwarfare, cybersecurity, program management and research of advanced weapons systems, advanced space systems and advanced microsystems for the United States Department of Defense (DoD).
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Purism, SPC is an American computer technology corporation based in San Francisco, California [2] and registered in the state of Washington. [ 3 ] Purism manufactures the Librem personal computing devices with a focus on software freedom , computer security , and Internet privacy .