Patent SG-11201902707W-A (SG)
Title: Apparatuses including memory cells and methods of operation of same
Inventor: PIROVANO AGOSTINO
IPC: G11C11/00
Filed: 2017-08-11
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 11111111111111111111111111111111111111111111111111111111111111111111111111110111111 Organization International Bureau (10) International Publication Number (43) International Publication Date ......0\"\" WO 2018/080615 Al 03 May 2018 (03.05.2018) W I P0 I P C T (51) International Patent Classification: Casatenovo (IT). PELLIZZER, Fabio; 6142 E Settlement G11C 5/02 (2006.01) G11C 11/00 (2006.01) Court, Boise, Idaho 83716 (US). (21) International Application Number: (74) Agent: ANDKEN, Kerrylee et al.; DORSEY & WHIT- PCT/US2017/046585 NEY LLP, 701 5th Ave, Suite 6100, Seattle, Washington (22) International Filing Date: 98104 (US). 11 August 2017 (11.08.2017) (81) Designated States (unless otherwise indicated, for every (25) Filing Language: English kind AO, of national protection available): AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, (26) Publication Language: English CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, (30) Priority Data: DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, 15/338,154 28 October 2016 (28.10.2016) US HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, (71) Applicant: MICRON TECHNOLOGY, INC. [US/US]; MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, 8000 South Federal Way, Boise, Idaho 83716 (US). OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, (72) Inventors: PIROVANO, Agostino; Via Pompeo March-TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. esi, 57, 20153 Milano (IT). TORTORELLI, Innocen- zo; Via Verdi 2 A, 20063 Cernusco Sul Naviglio (IT). (84) Designated States (unless otherwise indicated, for every REDAELLI, Andrea; Via San Giovanni Bosco 2, 23880 kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, (54) Title: APPARATUSES INCLUDING MEMORY CELLS AND METHODS OF OPERATION OF SAME = = Cumulative distribution , .--, i 1 / k 1 i 14 1 / 1 15 _ 11 — 41 , i 1 v I A 1 = = — = — = e = = 12 i t f = - ? l = Vfead Vth 1-1 ir) HU 1 Il (57) : Disclosed herein is a memory cell including a memory element and a selector device. The memory cell may be pro- = grammed with a programming pulse having a first polarity and read with a read pulse having a second polarity. The memory cell may be GC © programmed with a programming pulse having first and second portions. The first and second portions may have different magnitudes --- and polarities. The memory cell may exhibit reduced voltage drift and/or threshold voltage distribution. Described herein is a memory GC , 1 cell that acts as both a memory element and a selector device. The memory cell may be programmed with a programming pulse having © first ei and second portions. The first and second portions may have different magnitudes and polarities. O [Continued on next page] WO 2018/080615 Al MIDEDIM01101 DIDIREN0OIRM01111110111111111111111111111111111111 UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3))