G11C 16/28
Using differential sensing or reference cells
Official title: using differential sensing or reference cells, e.g. dummy cells
G11C16/28 (Using differential sensing or reference cells) appears on 2,186 US grants and 1,874 published applications in this corpus.
Search patents in G11C- Granted patents
- 2,186
- Published applications
- 1,874
- Assignees
- 347
- Inventors
- 2,524
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 10 | 0 |
| 1991 | 13 | 0 |
| 1992 | 13 | 0 |
| 1993 | 18 | 0 |
| 1994 | 23 | 0 |
| 1995 | 25 | 0 |
| 1996 | 28 | 0 |
| 1997 | 28 | 0 |
| 1998 | 26 | 0 |
| 1999 | 36 | 0 |
| 2000 | 40 | 0 |
| 2001 | 50 | 14 |
| 2002 | 66 | 74 |
| 2003 | 68 | 62 |
| 2004 | 68 | 79 |
| 2005 | 61 | 63 |
| 2006 | 59 | 71 |
| 2007 | 66 | 74 |
| 2008 | 74 | 80 |
| 2009 | 60 | 55 |
| 2010 | 63 | 52 |
| 2011 | 58 | 60 |
| 2012 | 58 | 50 |
| 2013 | 65 | 59 |
| 2014 | 62 | 71 |
| 2015 | 102 | 85 |
| 2016 | 84 | 96 |
| 2017 | 120 | 96 |
| 2018 | 105 | 102 |
| 2019 | 106 | 110 |
| 2020 | 126 | 116 |
| 2021 | 87 | 76 |
| 2022 | 61 | 58 |
| 2023 | 61 | 70 |
| 2024 | 64 | 67 |
| 2025 | 58 | 62 |
| 2026 | 37 | 72 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nonvolatile memory with self-tracking IREF6 Oct 2026US 12,755,799 B2Texas Instruments Incorporated
- Memory device and method of operating the memory device29 Sep 2026US 12,749,538 B2SK hynix Inc.
- Sub-block mode back pattern effect compensation1 Sep 2026US 12,725,664 B2SanDisk Technologies LLC
- Apparatus with time-based read level management and methods for operating the same25 Aug 2026US 12,717,495 B2Micron Technology, Inc.
- Memory system and operating method thereof with tracking array to adjust sensing time for accuracy18 Aug 2026US 12,712,030 B2Macronix International Co., Ltd.
- Semiconductor structure, method of operating thereof, and semiconductor device8 Oct 2026US 2026/0311765 A1Yangtze Memory Technologies Holding Co., Ltd.
- Memory device, operating method thereof, and memory system8 Oct 2026US 2026/0311774 A1Yangtze Memory Technologies Co., Ltd.
- Multi-wafer bonding for nand scaling1 Oct 2026US 2026/0305424 A1SanDisk Technologies LLC
- Memory device and operation method thereof17 Sep 2026US 2026/0279452 A1Yangtze Memory Technologies Co., Ltd.
- Selectively erasing one of multiple erase blocks coupled to a same string by creating a pseudo pn junction17 Sep 2026US 2026/0279456 A1Micron Technology, Inc.
Most cited
By later US patents
- Multi-state EEprom read and write circuits and techniques1,175US 5,172,338 ASunDisk Corporation · 1992
- Multi-state memory1,008US 6,222,762 B1SanDisk Corporation · 2001
- Apparatus and method for a sense amplifier circuit that samples and holds a reference voltage462US 6,819,612 B1Advanced Micro Devices, Inc. · 2004
- Method circuit and system for read error detection in a non-volatile memory array317US 6,992,932 B2Saifun Semiconductors Ltd. · 2006
- Semiconductor integrated circuit and nonvolatile memory element299US 6,614,684 B1Hitachi, Ltd. · 2003