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:
Mar. 08, 2022
Filed:
Mar. 01, 2018
China Electronic Technology Corporation, 24th Research Institute, Chongqing, CN;
Yong Zhang, Chongqing, CN;
Ting Li, Chongqing, CN;
Zheng-Bo Huang, Chongqing, CN;
Ya-Bo Ni, Chongqing, CN;
Dong-Bing Fu, Chongqing, CN;
CHINA ELECTRONIC TECHNOLOGY CORPORATION, 24TH RESEARCH INSTITUTE, Chongqing, CN;
Abstract
The present invention provides a comparator circuit applicable to a high-speed pipeline ADC. The comparator circuit includes a switch capacitor circuit, a pre-amplification circuit, and a latch circuit. The pre-amplification circuit includes a pre-amplifier, a resistance-adjustable device, two switches. The latch circuit includes a differential static latch, a first capacitor, a second capacitor, and a third switch. The transmission rates of a sampling phase and a setup phase can be increased.