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SSD ¹× Multi-bit per cell NAND Ç÷¡½Ã ¸Þ¸ð¸®¿ë ECC(¿¡·¯±³Á¤ÄÚµå) ¹× ½ÅÈ£ ó¸® ±â¼ú
ECC and Signal Processing Technology for Solid State Drives and Multi-bit per cell NAND Flash Memories
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176 Pages |
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Forward Insights ¿¡¼ 2012³â 01¿ù ¿¡ ¹ßÇàÇÑ ¡¸SSD ¹× Multi-bit per cell NAND Ç÷¡½Ã ¸Þ¸ð¸®¿ë ECC(¿¡·¯±³Á¤ÄÚµå) ¹× ½ÅÈ£ ó¸® ±â¼ú¡¹ º¸°í¼´Â 176 Pages·Î ±¸¼ºµÇ¾î, US $6,499 ºÎÅÍ ±¸¸Å °¡´ÉÇÕ´Ï´Ù.
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Technologies¸¦ ÀμöÇÑ »ç½ÇÀÌ º¸µµµÇ¾ú½À´Ï´Ù. â¾÷ÇÑÁö ºÒ°ú 5³â¹Û¿¡ µÇÁö ¾ÊÀº ȸ»ç Àμö¿¡ AppleÀÌ ÀÌ·± °í¾×ÀÇ ÀÚ±ÝÀ» ÅõÀÚÇÏ°Ô ¸¸µç °ÍÀº ¹«¾ùÀ̾úÀ»±î¿ä? NAND Ç÷¡½Ã ¸Þ¸ð¸® ÃÖ´ë ¼ÒºñÀÚÀÎ Apple¿¡°Ô ÀÖ¾î¼ À̰ÍÀº ºÐ¸íÇÑ Àü·«Àû Àμö¿´½À´Ï´Ù. ÀÌ Àμö±ØÀº ±×´ÙÁö ³Î¸® ¾Ë·ÁÁöÁö ¾ÊÀº 2010³â Micron TechnologyÀÇ Storage Genetics Àμö¸¦ Ç¥¹æÇϰí ÀÖ½À´Ï´Ù. Anobit¿Í Storage Genetics ¾çÃø ȸ»ç´Â ÇÔ²² ÷´Ü ECC(¿¡·¯±³Á¤ÄÚµå) ¹× ½ÅÈ£ ó¸® ±â¼ú °³¹ß¿¡ ÀÓÇϰí ÀÖ½À´Ï´Ù.
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1. °³¿ä
2. ¼·Ð
3. ÇÏµå µð½ºÅ© µå¶óÀ̺êÀÇ µ¿Çâ
- ¸®µå ä³Î(Read Channel)
- ¿¡·¯ ±³Á¤(Error Correction)
- Àü¸Á
4. NAND Ç÷¡½Ã ¸Þ¸ð¸® °³¿ä
5. NAND Ç÷¡½Ã ¸Þ¸ð¸®ÀÇ ½Å·Ú¼º
- ÀÓÀǼº Àü¼ÛÈ ÀâÀ½(Random Telegraph Noise)
- ÇÁ·Î±×·¥ ³ëÀÌÁî(Program Noise)
- ºÒ¼ø¹° º¯µ¿(Dopant Fluctuation), LER(Line Edge Roughness)
- ºñÆ® ¿¡·¯(Bit Errors)
6. »þ³íÀÇ ÇѰè(Shannon Limit)
7. ¿¡·¯±³Á¤ÄÚµå
- ÄÚµåÀÇ Á¾·ù
- ÇØ¹ÖÄÚµå(Hamming Code)
- BCH Code
- Reed-Solomon Code
- BCH, Reed-Solomon
- Convolutional Codes
- Trellis Coded Modulation
- Concatenated TCM-BCH Coding
- Turbo Codes
- LDPC(Low Density Parity Check)
- Àü¸Á
8. Ç÷¡½Ã ¸Þ¸ð¸®ÀÇ ½ÅÈ£ ó¸®
- Ç÷¡½Ã ¸Þ¸ð¸®ÀÇ ECC
- SLC ¼ÒÇÁÆ® °ËÃâ
- MLC ¼ÒÇÁÆ® °ËÃâ
- ŽÁö ¹æ½Ä
- ECC¿¡ ÀÇÇÑ MLC ÇÁ·Î±×·¡¹Ö
- ÇÃ·ÎÆÃ °ÔÀÌÆ® °áÇÕ º¸»ó
- ³¡¼ö ±âÁØ ¿ªÄ¡ Àü¾Ð(Fractional Reference Voltage Threshold)
- »óÅ ¼ø¼È(State Ordering)
- Åë°è Á¤º¸ ¼öÁý
- ¼¿°£ °£¼· Á¦°Å
- Adaptive Program and Read
- µ¥ÀÌÅÍ ½ºÅ©·¥ºí¸µ(Data Scrambling)
- NANDÀÇ ¿ë·® Áõ°¡
- Áö¼Ó¼ºÀÇ °³¼±
- ÄÁÆ®·Ñ·¯ ·¹º§ ±â¼ú
- ¿ä¾à
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- ·Îµå¸Ê
- Ç÷¡½Ã ½ÅÈ£ ó¸® ±â¾÷ÀÇ ¿ª·®
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- Àü¸Á
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11. ¿ä¾à
12. Âü°í ¹®Çå
13. ¿ë¾îÁý
14. ÀúÀÚ¿¡ ´ëÇØ
15. About Forward Insights
16. ±âŸ °ü·Ã º¸°í¼
17. µµÇ¥
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