bad block

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Noun1.bad block - (computer science) a block (usually one sector) that cannot reliably hold databad block - (computer science) a block (usually one sector) that cannot reliably hold data
computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures
block - (computer science) a sector or group of sectors that function as the smallest data unit permitted; "since blocks are often defined as a single sector, the terms `block' and `sector' are sometimes used interchangeably"
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That stretch of property, residents and city officials say, was a particularly bad block in a city littered with dilapidated houses.
This includes wear leveling, bad block handling, and the many other subtleties of managing NAND flash.
The EFD features advanced NAND flash management firmware, including robust error correction code (ECC), read refresh, wear-leveling and bad block management.
"But even if we make a bad block, they can still find something.
An eMMC IC with host can handle flash management including flash read/write, dual channel data transmission, ECC (error correction coding), wear leveling, and bad block management.
Table 7 shows the time of three algorithms with no bad block or one bad block.
If more than ten bad bytes are detected in a single block, the block is marked as a bad block. Bad blocks are skipped on read and write attempts, resulting in data loss.
The [United States] remains the best house on a bad block; the cleanest shirt in the dirty closet.
Optionally, a NAND Flash File system (FFS) is also available to support advanced features such as flash memory read/write, garbage collection, bad block management, wear leveling, and other background functions.
FlashFX(TM) Tera features pre-written support for over 300 flash parts, including MLC, works with virtually any NAND controller, and features wear leveling, bad block management, and background compaction for unrivaled performance.
* Improved data integrity via static wear leveling, Reed-Solomon ECC and bad block managenrent.