Programmable cyclic redundancy check CRC unit

US8543888B2 · kind B2 · utility

Assignee

• MICROCHIP TECHNOLOGY INCORPORATED · US

Inventors

• Sudhir Bommena · Bengaluru, IN
• Igor Wojewoda · Tucson, US
• Yong Yuenyongsgool · Gilbert, US
• Vijay Dubey · Chandler, US
• Roshan Samuel · Chandler, US
• Jonathan Brant Ivey · Maricopa, US

Key dates

• Filing date: May 10, 2010
• Grant date: Sep 24, 2013
• Expiry date: Sep 11, 2031

Classification

• Technology area (CPC H): Electricity
• CPC primary: H03M13/6569
• WIPO field: Basic communication processes
• WIPO sector: Electrical engineering

Abstract

A cyclic redundancy check (CRC) unit has a programmable CRC engine, a variable buffer memory operable to store k words wherein each word has n-bits, wherein k and n can be varied, and shift logic operable to shift data from the variable buffer memory into the programmable CRC engine.