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.:

US 8447008 B1

PDF
Full Text
Expired
Date of Patent:
May. 21, 2013

Filed:

Jun. 02, 2011
Applicant:

Xiu Yang, Chengdu, CN;

Inventor:

Xiu Yang, Chengdu, CN;

Assignee:

IPGoal Microelectronics (SiChuan) Co., Ltd., Chengdu, Sichuan Province, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/00 (2006.01); H03K 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A shift frequency demultiplier with automatic reset function is N-frequency demultiplication (N>2) and includes N-1 registers connected with each other and defined from a first register to an (N-1)th register. Each of the registers has an input end, an output end, a reset end and a clock end. For the registers from the first register to the (N-2)th register, the output end of every register is connected with the input end of a next register adjacent thereto, the output end of the (N-1)th register is connected with the input end of the first register by a reverser. The reset end of the (N-1)th register is connected with a system reset signal end. The system reset signal end logically multiplied by the output end of the (N-1)th register is connected with the reset ends of the registers from the first register to the (N-2)th register.


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