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.

Date of Patent:
Sep. 28, 2004

Filed:

Apr. 18, 2003
Applicant:
Inventors:

Bingxue Shi, Beijing, CN;

Guoxing Li, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/22 ;
U.S. Cl.
CPC ...
H03K 5/22 ;
Abstract

A current sorter has an input section, a comparing section, and a control section. The input section includes a first input unit and a second input unit and generate a first output signal that is indicative of the first input signal and a second output signal that is indicative of a level of the second input signal. The comparing section is coupled with the input section and compares the first output signal and the second output signal to responsively generate a result. The comparing section includes a first comparing unit and a second comparing unit. The control section is coupled with the input section and the comparing section. Furthermore, the control section activates, when receiving an initial load signal, the first input unit, the second input unit, the first comparing unit, and the second comparing unit. Moreover, the control section deactivates, before receiving a second load signal, at least one of the first input unit and the first comparing unit when the first output signal is greater than the second output signal. In addition, the result generated by the comparing section is indicative of a level of the first output signal.


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