TECHNIQUES FOR DETECTING AND CORRECTING ERRORS IN A MEMORY DEVICE
First Claim
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1. A memory device comprising:
- a first type of error information based on a first group of data; and
a second type of error information based on a second group of the data, wherein the second group is greater than the first group.
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Abstract
A technique for detecting and correcting errors in a memory device, in accordance with one embodiment, includes a data storage area arranged in a plurality of blocks, wherein each block contains a plurality of words. The memory device also includes an error detection/correction storage area for storing error detection/correction bytes corresponding to each word in each block and error detection words corresponding to each block.
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Citations
20 Claims
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1. A memory device comprising:
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a first type of error information based on a first group of data; and a second type of error information based on a second group of the data, wherein the second group is greater than the first group. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method comprising:
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determining a first type of error information by using a first group of data; determining a second type of error information by using a second group of the data, wherein the second group is greater than the first group; and storing the first type of error information and the second type of error information in a memory. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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15. A method comprising:
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detecting an error in data, wherein said detecting includes; using a first type of error information that is calculated from a first group of the data, and using a second type of error information that is calculated from a second group of the data, wherein the second group is greater than the first group; and correcting the error by using at least one of the first type of error information and the second type of error information. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification