Patent · US Expired

Stanby mode controller utilizing microprocessor

US4381552A · kind A · utility

151Cited by
8References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 18, 1980
Grant dateApr 26, 1983
Priority date
Expiry dateNov 18, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02D10/00
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Logic circuitry in a portable electronic device is combined with the microprocessor to reduce power consumption in the microprocessor and its associated memories during inactive periods of the device, with periodic sampling for inputs from peripherals or received data which would require active operation of the device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.