System and method for irregular multiple dimension decoding and encoding
First Claim
1. A method for non-uniform multiple dimensional decoding, the method comprises:
- reading from a flash memory unit a multiple dimensional encoded data unit; and
decoding, by a processor of a flash memory controller that is coupled to the flash memory unit, the multiple dimensional encoded data unit to provide a decoded data unit;
wherein the decoding comprise error correction;
wherein the multiple dimensional encoded data unit comprises multiple code components associated with multiple dimensions;
wherein the multiple dimensions comprise a plurality of non-uniform dimensions;
wherein at least two code components of each non-uniform dimension differ from each other by encoding rate;
wherein the decoding is responsive to encoding rates of code components of the plurality of non-uniform dimensions; and
wherein at least one non-uniform dimension comprises a pair of code components of different size that are associated with a same number of redundancy bits and comprises another pair of component code of a same size that are associated with different numbers of redundancy bits.
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Abstract
A method for non-uniform multiple dimensional decoding, the method may include receiving or generating a multiple dimensional encoded data unit; and decoding by a processor the multiple dimensional encoded data unit to provide a decoded data unit; wherein the multiple dimensional encoded data unit comprises multiple component codes associated with multiple dimensions; wherein the multiple dimensions comprise a plurality of non-uniform dimensions; wherein at least two component codes of each non-uniform dimension differ from each other by encoding rate; wherein the decoding is responsive to encoding rates of component codes of the plurality of non-uniform dimensions.
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Citations
45 Claims
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1. A method for non-uniform multiple dimensional decoding, the method comprises:
- reading from a flash memory unit a multiple dimensional encoded data unit; and
decoding, by a processor of a flash memory controller that is coupled to the flash memory unit, the multiple dimensional encoded data unit to provide a decoded data unit;
wherein the decoding comprise error correction;
wherein the multiple dimensional encoded data unit comprises multiple code components associated with multiple dimensions;
wherein the multiple dimensions comprise a plurality of non-uniform dimensions;
wherein at least two code components of each non-uniform dimension differ from each other by encoding rate;
wherein the decoding is responsive to encoding rates of code components of the plurality of non-uniform dimensions; and
wherein at least one non-uniform dimension comprises a pair of code components of different size that are associated with a same number of redundancy bits and comprises another pair of component code of a same size that are associated with different numbers of redundancy bits. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
- reading from a flash memory unit a multiple dimensional encoded data unit; and
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20. A non-transitory computer readable medium that stores instructions that once executed by a computer causes the computer to:
- receive or generate a multiple dimensional encoded data unit; and
decode the multiple dimensional encoded data unit to provide a decoded data unit;
wherein the multiple dimensional encoded data unit comprises multiple code components associated with multiple dimensions;
wherein the multiple dimensions comprise a plurality of non-uniform dimensions;
wherein at least two code components of each non-uniform dimension differ from each other by encoding rate;
wherein the decoding is responsive to encoding rates of code components of the plurality of non-uniform dimensions;
wherein at least one non-uniform dimension comprises a pair of code components of different size that are associated with a same number of redundancy bits and comprises another pair of component code of a same size that are associated with different numbers of redundancy bits. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31)
- receive or generate a multiple dimensional encoded data unit; and
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32. A method for non-uniform multiple dimensional decoding, the method comprises:
- receiving from a flash memory unit a multiple dimensional encoded data unit;
decoding, by a processor of a flash memory controller that is coupled to the flash memory unit, the multiple dimensional encoded data unit to provide a decoded data unit;
wherein the decoding comprise error correction;
wherein the multiple dimensional encoded data unit comprises multiple code components associated with multiple dimensions;
wherein the multiple dimensions comprise a plurality of non-uniform dimensions;
wherein at least two code components of each non-uniform dimension differ from each other by encoding rate;
wherein the decoding is responsive to encoding rates of code components of the plurality of non-uniform dimensions;
wherein at least one non-uniform dimension comprises a pair of code components of different size that are associated with a same number of redundancy bits and comprises another pair of component code of a same size that are associated with different numbers of redundancy bits. - View Dependent Claims (33, 34)
- receiving from a flash memory unit a multiple dimensional encoded data unit;
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35. A flash memory controller that comprises a processor and is coupled to a flash memory unit;
- wherein the flash memory controller is configured to read from the flash memory unit a multiple dimensional encoded data unit; and
wherein the processor is configured to decode the multiple dimensional encoded data unit to correct errors in the multiple dimensional encoded data to provide a decoded data unit;
wherein the multiple dimensional encoded data unit comprises multiple code components associated with multiple dimensions;
wherein the multiple dimensions comprise a plurality of non-uniform dimensions;
wherein at least two code components of each non-uniform dimension differ from each other by encoding rate;
wherein the decoding is responsive to encoding rates of code components of the plurality of non-uniform dimensions;
wherein at least one non-uniform dimension comprises a pair of code components of different size that are associated with a same number of redundancy bits and comprises another pair of component code of a same size that are associated with different numbers of redundancy bits. - View Dependent Claims (36, 37, 38, 39, 40, 41, 42, 43, 44, 45)
- wherein the flash memory controller is configured to read from the flash memory unit a multiple dimensional encoded data unit; and
Specification