(19)
(11) EP 2 559 068 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
08.07.2015 Bulletin 2015/28

(45) Mention of the grant of the patent:
20.05.2015 Bulletin 2015/21

(21) Application number: 11717383.1

(22) Date of filing: 12.04.2011
(51) International Patent Classification (IPC): 
H01L 27/24(2006.01)
 H01L 45/00(2006.01)
(86) International application number:
PCT/US2011/032039
(87) International publication number:
WO 2011/130212 (20.10.2011 Gazette 2011/42)

(54)

MEMORY CELL WITH CARBON SWITCHING MATERIAL HAVING A REDUCED CROSS-SECTIONAL AREA AND METHODS FOR FORMING THE SAME

SPEICHERZELLE MIT KOHLENSTOFFSCHALTMATERIAL MIT VERRINGERTEM QUERSCHNITTSBEREICH UND HERSTELLUNGSVERFAHREN DAFÜR

CELLULE MÉMOIRE DOTÉE D'UN MATÉRIAU DE COMMUTATION EN CARBONE PRÉSENTANT UNE SUPERFICIE DE SECTION RÉDUITE ET PROCÉDÉS DE FORMATION DE LADITE CELLULE

(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 14.04.2010 US 760156

(43) Date of publication of application:
20.02.2013 Bulletin 2013/08

(73) Proprietor: SanDisk 3D, LLC
Milpitas, CA 95035 (US)

(72) Inventors:
  • KREUPL, Franz
    80802 München (DE)
  • PING, Er-Xuan
    Fremont, CA 94539 (US)
  • ZHANG, Jingyan
    Santa Clara, CA 95051 (US)
  • XU, Huiwen
    Sunnyvale, CA 94087 (US)

(74) Representative: Tothill, John Paul 
Dehns St Bride's House 10 Salisbury Square
London EC4Y 8JD
London EC4Y 8JD (GB)


(56) References cited: : 
US-A1- 2008 217 732
 US-A1- 2009 201 715
   
  • KREUPL F ET AL: "Carbon-based resistive memory", IEEE INTERNATIONAL ELECTRON DEVICES MEETING, SAN FRANCISCO, CA, USA, 15-17 DECEMBER 2008, 2008, pages 1-4, XP031434495, ISBN: 978-1-4244-2377-4
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).