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:
Sep. 01, 2015
Filed:
Jan. 22, 2013
Samsung Electro-mechanics Co., Ltd., Suwon, Gyunggi-do, KR;
Soo Woong Lee, Gyunngi-do, KR;
Samsung Electro-Mechanics Co., Ltd., Suwon-si, KR;
Abstract
There is provided an apparatus for generating a motor driving control signal, the apparatus including: an oscillating unit generating an oscillating signal having a preset duty ratio; a selecting unit including a first switch switching a first path connected between the oscillating unit and an output terminal and a second switch complementarily operated with respect to the first switch and switching a second path connected to the first path in parallel; and a duty adjusting unit installed on the second path between the second switch and the output terminal, adjusting a duty ratio of the oscillating signal according to a rotation speed signal of a motor, and outputting the signal having the adjusted duty ratio as a driving control signal through the output terminal.