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:
Aug. 05, 2008
Filed:
Apr. 04, 2006
Eon-pyo Hong, Seoul, KR;
Jae-yoo Yoo, Gyeonggi-Do, KR;
Myung-ryul Lee, Gyeonggi-Do, KR;
Kyeong-bae Park, Seoul, KR;
Chel-woong Lee, Seoul, KR;
Gye-young Song, Seoul, KR;
Ki-chul Choi, Seoul, KR;
Eon-Pyo Hong, Seoul, KR;
Jae-Yoo Yoo, Gyeonggi-Do, KR;
Myung-Ryul Lee, Gyeonggi-Do, KR;
Kyeong-Bae Park, Seoul, KR;
Chel-Woong Lee, Seoul, KR;
Gye-Young Song, Seoul, KR;
Ki-Chul Choi, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
Disclosed are an apparatus for controlling a driving of a reciprocating compressor capable of enhancing an efficiency by differently controlling a frequency and a stroke voltage according to a load size and capable of reducing consumption power, and a method thereof. The apparatus comprises a controlling unit for judging a load size by comparing a phase difference between a detected current and a stroke with a reference phase difference, and outputting a frequency control signal and a stroke control signal according to the judged load size.