Adaptive estimation of memory cell read thresholds

N Sommer, O Shalvi, U Perlmutter, O Golov… - US Patent …, 2013‏ - Google Patents
4,661,929 4,768,171 4,811.285 4,899,342 4,910,706 4,993,029 5,056,089 5,077,722
5,126,808 5,163,021 5,172,338 5, 182.558 5, 182,752 5, 191584 5,200,959 5,237,535 …

Efficient readout from analog memory cells using data compression

U Perlmutter, D Sokolov, O Shalvi, O Golov - US Patent 8,230,300, 2012‏ - Google Patents
(57) ABSTRACT A method for data storage includes storing data in a group of analog
memory cells by writing respective input storage val ues to the memory cells in the group …

Reliable data storage in analog memory cells in the presence of temperature variations

O Shalvi - US Patent 7,773,413, 2010‏ - Google Patents
5,237,535 5,272.669 5,276,649 5,388,064 5,416,782 5,473,753 5,479, 170 5,508,958
5,519,831 5,541,886 5,600,677 5,657,332 5,675,540 5,696,717 5,726,649 5,742,752 …

Two-level RAM lookup table for block and page allocation and wear-leveling in limited-write flash-memories

CC Lee, I Frank, K Yu, DQ Chow - US Patent 7,660,941, 2010‏ - Google Patents
(22) Filed: Apr. 30, 2007(57) ABSTRACT (65) Prior Publication Data A restrictive multi-level-
cell (MLC) flash memory prohibits US 2007/0204128A1 Aug. 30, 2007 regressive page …

Combined distortion estimation and error correction coding for memory devices

O Shalvi, N Sommer, A Maislos, D Sokolov - US Patent 8,156,403, 2012‏ - Google Patents
A method for operating a memory device (24) includes US 2009/OO24. 905 A1 Jan. 22,
2009 encoding data using an Error Correction Code (ECC) and Related US Application …

Parameter estimation based on error correction code parity check equations

N Sommer - US Patent 8,156,398, 2012‏ - Google Patents
3,668,631 A 6/1972 Grif? th etal. 3,668,632 A 6/1972 Oldham 4,058,851 A 11/1977
Scheuneman 4,112,502 A 9/1978 Scheuneman 4,394,763 A 7/1983 Nagano et a1 …

Memory device with internal signap processing unit

D Sokolov, N Sommer, O Shalvi… - US Patent 8,429,493, 2013‏ - Google Patents
(57) ABSTRACT A method for operating a memory (36) includes storing data in a plurality of
analog memory cells (40) that are fabricated on a first semiconductor die by writing input …

Data storage with incremental redundancy

O Shalvi, D Sokolov, E Gurgi, O Golov… - US Patent …, 2012‏ - Google Patents
Provisional application No. 60/917,649, filed on May (57) 12, 2007, provisional application
No. 60/983,950, A method for operating a memory includes encoding input filed on Oct. 31 …

Distortion estimation and cancellation in memory devices

O Shalvi, N Sommer, E Gurgi, A Maislos - US Patent 8,050,086, 2011‏ - Google Patents
(57) ABSTRACT A method for operating a memory (28) includes storing data in a group of
analog memory cells (32) of the memory as respective first Voltage levels. After storing the …

Programming schemes for multi-level analog memory cells

O Shalvi, N Sommer, D Sokolov, Y Kasorla - US Patent 8,259,497, 2012‏ - Google Patents
(57) ABSTRACT A method for data storage includes storing first data bits in a set of multi-bit
analog memory cells at a first time by pro gramming the memory cells to assume respective …