The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 12, 1999

Filed:

May. 13, 1997
Applicant:
Inventors:

Kyu-Bok Ryu, Kyunggi-province, KR;

Jung-Ho Guk, Kyunggi-province, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J / ;
U.S. Cl.
CPC ...
307 64 ; 307 18 ; 307 23 ; 307 31 ; 307 85 ; 364492 ;
Abstract

A power supply controller is capable of regulating the amount of electrical power supplied to semiconductor fabrication facilities to amounts in accordance with processing conditions of each facility. The apparatus includes a plurality of process status detectors corresponding to the facilities, each status detector detecting an operation mode of each of the facilities and generating a mode detection signal. A plurality of unit controllers are provided, corresponding to the process status detectors, each unit controller generating a power control signal in response to the mode detection signal. A plurality of power supply units are provided, corresponding to the unit controllers, each power supply unit controlling and providing an amount of electrical power from the main power supply to the facilities in response to the power control signal corresponding the operation mode of each facility.


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