HL Lung, SH Chen - US Patent 7,786,460, 2010 - Google Patents
A phase change memory device comprises a photolithographically formed phase change memory cell having first and second electrodes and a phase change element positioned …
HL Lung, EK Lai, YH Shih, YC Chen… - US Patent 8,907,316, 2014 - Google Patents
(57) ABSTRACT A memory device includes a driver comprising a pn-junction in the form of a multilayer stack including a first doped semiconductor region having a first conductivity type …
HL Lung, SH Chen, YC Chen - US Patent 7,608,503, 2009 - Google Patents
A method of forming a memory cell comprises forming a stack comprising a first electrode, an insulating layer over the first electrode, and a second electrode over the insulating layer …
HL Lung - US Patent 8,173,987, 2012 - Google Patents
US PATENT DOCUMENTS 3,271,591 A 9/1966 Ovshinsky 3,530,441 A 9/1970 Ovshinsky 4,452,592 A 6, 1984 Tsai 4,599,705 A 7/1986 Holmberg et al. 4,719,594 A 1/1988 Young et …
HL Lung - US Patent 7,696,506, 2010 - Google Patents
A memory cell, the memory cell includes first and second electrodes and a memory material element electrically cou pling the first and second electrodes. The memory material element …