Multiple CRC insertion in an output data stream

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United States of America Patent

PATENT NO 8082481
APP PUB NO 20090210769A1
SERIAL NO

12030938

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A computer program product includes a tangible storage medium readable by a processing circuit and storing instructions for execution by the processing circuit for performing a method. The method includes receiving a message to transmit from the channel subsystem to the control unit. The method also includes determining a first CRC insertion position, and receiving a first CRC calculated over a first block of data in the message. The method additionally includes inserting the first calculated CRC at the first CRC insertion position, and determining a second CRC insertion position. The method further includes receiving a second CRC calculated over a second block of data in the message, and inserting the second calculated CRC at the second CRC insertion position.

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Patent Owner(s)

Patent OwnerAddress
INTERNATIONAL BUSINESS MACHINES CORPORATIONNEW ORCHARD ROAD ARMONK NY 10504

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Casper, Daniel F Poughkeepsie, US 105 3365
Flanagan, John R Poughkeepsie, US 115 2861
Hathorn, Roger G Tucson, US 159 2582
Huang, Catherine C Poughkeepsie, US 46 1897
Kalos, Matthew J Tucson, US 266 3407

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