摘要:
A periodic pattern of conductor tracks with broader interspaces is produced by the application of a totally periodic pattern and subsequent removal of individual conductor tracks. An alternative method comprises the formation of a completely periodic hardmask, from which individual parts are removed. The modified hardmask is then used to etch a periodic pattern of conductor tracks with intermediate broader spaces.
摘要:
A method is provided for fabricating stacked non-volatile memory cells. A semiconductor wafer is provided having a plurality of diffusion regions forming buried bit lines. A charge-trapping layer and a conductive layer are deposited on the surface of the semiconductor wafer. Using a mask layer on top of the conductive layer, contact holes are formed wherein an insulating layer is formed. An etch stop layer is deposited on the surface of the semiconductor wafer. Above the etch stop layer, a dielectric layer is deposited and is patterned so as to form contact holes. Subsequently, the contact holes are enlarged through the etch stop layer and the insulating layer to the buried bit lines.
摘要:
A method for fabricating stacked non-volatile memory cells and non-volatile memory cell arrays are disclosed. A semiconductor wafer is provided having a charge-trapping layer and a conductive layer deposited on the surface of the semiconductor wafer. Using a mask layer on top of the conductive layer, contact holes are formed into which a contact fill material is deposited. A further conductive layer is deposited on the surface of the semiconductor wafer and is patterned so as to form word lines. The contact fill material is connected to a contact plug using the contact holes with the contact fill material as a landing pad.
摘要:
A method for fabricating stacked non-volatile memory cells and non-volatile memory cell arrays are disclosed. A semiconductor wafer is provided having a charge-trapping layer and a conductive layer deposited on the surface of the semiconductor wafer. Using a mask layer on top of the conductive layer, contact holes are formed into which a contact fill material is deposited. A further conductive layer is deposited on the surface of the semiconductor wafer and is patterned so as to form word lines. The contact fill material is connected to a contact plug using the contact holes with the contact fill material as a landing pad.
摘要:
An integrated circuit is described. The integrated circuit may have: an active area line formed of a material of a semiconductor substrate with a first longitudinal direction parallel to an upper surface of the semiconductor substrate; wherein the active area line has at least one form-supporting element extending in a second longitudinal direction parallel to the upper surface of the semiconductor substrate; and wherein the second longitudinal direction is arranged with regard to the first longitudinal direction in an angle unequal to 0 degree and unequal to 180 degree.
摘要:
An integrated circuit is described. The integrated circuit may comprise a multitude of floating-gate electrodes, wherein at least one of the floating-gate electrodes has a lower width and an upper width, the lower width being larger than the upper width, and wherein the at least one of the floating-gate electrodes comprises a transition metal. A corresponding manufacturing method for an integrated circuit is also described.
摘要:
In an embodiment of the invention, a method of operating an integrated circuit for reading the logical state of a selected one of a plurality of memory cells included within a memory cell string in the integrated circuit is provided.
摘要:
In an embodiment, an integrated circuit may include a metallically conductive structure, a base structure having a crystal orientation, the base structure being adjacent to the metallically conductive structure, and a nanostructure disposed on the base structure, the nanostructure having substantially the same crystal orientation as the base structure.
摘要:
An integrated circuit including a memory cell and a method of manufacturing the integrated circuit are described. The memory cell includes a buried gate select transistor and a resistive memory element coupled to the buried gate select transistor. The resistive memory element stores information based on a resistivity of the resistive memory element.
摘要:
Wordline stacks are arranged parallel at a distance from one another on a substrate surface. Bitlines are arranged transversely to the wordline stacks at a distance from one another. Source/drain regions are formed as doped regions in the vicinity of the wordline stacks. A resistive layer is disposed between a plurality of the source/drain regions and the bitlines and formed of a material having a resistance that is switched by an applied voltage. Source lines are arranged parallel to the wordline stacks so that they connect further pluralities of the source/drain regions.