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:
May. 05, 2015
Filed:
Mar. 15, 2013
Samsung Electro-mechanics Co., Ltd., Suwon, Gyunggi-do, KR;
Dong Hwan Kim, Gyunggi-do, KR;
Sung Man Pang, Gyunggi-do, KR;
Samsung Electro-Mechanics Co., Ltd., Suwon, Gyunggi-Do, KR;
Abstract
There is provided an input buffer circuit having hysteresis characteristics. The input buffer circuit includes: a first operating unit performing a NOR operation on an input signal and a first signal; a second operating unit performing a NAND operation on the input signal and a second signal; and an inverting unit inverting outputs of the first and second operating units to generate a second signal and a first signal, respectively, wherein reference levels of the first and second operating units determining a high or low level of the input signal are set to be different.