Title:
【発明の名称】データ処理装置
Document Type and Number:
Japanese Patent JP2762670
Kind Code:
B2
Abstract:
This invention relates to a microprocessor which reduces power consumption. Processor power consumption is reduced by monitoring the operating status of a plurality of operating units in the microprocessor to extract the unit which is recently most infrequently used to change the frequency of the operating clock supplied thereto in steps.
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Inventors:
MATSUZAKI TOSHIMICHI
DEGUCHI MASASHI
DEGUCHI MASASHI
Application Number:
JP8650790A
Publication Date:
June 04, 1998
Filing Date:
March 30, 1990
Export Citation:
Assignee:
MATSUSHITA DENKI SANGYO KK
International Classes:
G06F15/16; G06F1/04; G06F1/32; G06F9/38; G06F15/177; G06F15/78; (IPC1-7): G06F1/04; G06F15/16
Domestic Patent References:
| JP5851325A | ||||
| JP62166419A | ||||
| JP5663628A | ||||
| JP214308A | ||||
| JP5775335A | ||||
| JP239559A |
Attorney, Agent or Firm:
Tomoyuki Takimoto (1 person outside)