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:
Jun. 09, 2015
Filed:
May. 23, 2014
Applicants:
Snu R&db Foundation, Seoul, KR;
Neofidelity, Inc., Seoul, KR;
Inventors:
Assignee:
SNU R&DB FOUNDATION, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 3/00 (2006.01); H03M 1/00 (2006.01);
U.S. Cl.
CPC ...
H03M 3/462 (2013.01); H03M 1/002 (2013.01);
Abstract
The present invention provides a quantizer with a sigma-delta modulator, an analog-to-digital converter including the same and a quantization method using the same capable of obtaining a high signal-to-noise ratio with a relatively small number of comparators. The quantizer, the analog-to-digital converter and the quantization method of the present invention reduces quantization errors and increases noise shaping order.