Resistive memory array using p-i-n diode select device and methods of fabrication thereof
AssigneeCypress Semiconductor Corporation
InventorsSeungmoo CHOI, Sameer HADDAD
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Abstract
An electronic structure includes a resistive memory device, and a P-I-N diode in operative association with the resistive memory device. A plurality of such electronic structures are used in a resistive memory array, with the P-I-N diodes functioning as select devices in the array. Methods are provided for fabricating such resistive memory device—P-I-N diode structures.
Claims40
A method of forming a region of a P-I-N diode comprising:
- providing a semiconductor body;
- providing a doped body adjacent the semiconductor body, the doped body containing a dopant of a selected conductivity type;
- and
- diffusing dopant of the selected conductivity type from the doped body into the semiconductor body to form a region of the selected conductivity type in the semiconductor body, the region of the selected conductivity type in the semiconductor body making up part of a P-I-N diode.
An electronic structure comprising:
- a resistive memory device;
- and
- a P-I-N diode in operative association with the resistive memory device.
A P-I-N diode comprising a body comprising a first region of a first selected conductivity type, a second region of a second selected conductivity type opposite the first conductivity type, and an intrinsic region between the first and second regions, the body comprising the first and second regions and intrinsic region being monocrystalline.
A resistive memory array comprising:
- a plurality of bit lines;
- a plurality of word lines;
- a plurality of memory structures, each connecting a bit line and a word line, each memory structure comprising a resistive memory device and a P-I-N diode in operative association with the resistive memory device.
An electronic array comprising:
- a first plurality of conductors;
- a second plurality of conductors;
- and
- a P-I-N diode;
- a conductor making up a portion of the P-I-N diode.
Dependencies are inferred from the claim text.