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:
Feb. 09, 2021
Filed:
Jan. 22, 2017
Applicant:
Guangdong Dapu Telecom Technology Co., Ltd., Guangdong, CN;
Inventors:
Hui Zhang, Guangdong, CN;
Zhong Yi, Guangdong, CN;
Jianbo Lu, Guangdong, CN;
Wencai Qiu, Guangdong, CN;
Assignee:
GUANGDONG DAPU TELECOM TECHNOLOGY CO., LTD., Guangdong, CN;
Primary Examiner:
Int. Cl.
CPC ...
H03M 1/06 (2006.01); H03M 1/10 (2006.01);
U.S. Cl.
CPC ...
H03M 1/0604 (2013.01); H03M 1/10 (2013.01); H03M 1/1014 (2013.01);
Abstract
Disclosed are a method and a device for improving an output accuracy of a digital-to-analog converter. The method includes: calculating an output error of the digital-to-analog converter based on output accuracy and an input error of the digital-to-analog converter; obtaining at least one of the output error, comparing the at least one output error against a preset threshold, and adjusting an integer input value of the digital-to-analog converter according to a comparison result.