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.
Patent No.:
Date of Patent:
Apr. 11, 2006
Filed:
Nov. 27, 2002
Applicant:
Eung Kwan Lee, Daegu, KR;
Inventor:
Eung Kwan Lee, Daegu, KR;
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/10 (2006.01); H03K 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An energy recovery apparatus including a sustaining voltage source for applying a sustaining voltage to a first electrode and a second electrode formed on an upper substrate; a equivalent capacitive load formed between the first electrode and the second electrode; and a power source capacitor disposed between the sustaining voltage source and a ground voltage source, for being charged with a voltage charged in the equivalent capacitive load and preventing a voltage drop phenomenon when a voltage of the sustaining voltage source is applied to the equivalent capacitive load.