摘要:
The nonvolatile memory device includes at least one pair of first electrode lines, at least one device structure disposed between the at least one pair of first electrode lines and a dielectric layer disposed between the at least one device structure and the at least one pair of first electrode lines. The at least one device structure includes a second electrode line including a first conductive type semiconductor, a resistance changing material layer adjacent to the second electrode line, a channel adjacent to the resistance changing material layer and including a second conductive type semiconductor different from the first conductive type semiconductor and a third electrode line adjacent to the channel and including the first conductive type semiconductor.
摘要:
The nonvolatile memory device includes at least one pair of first electrode lines, at least one device structure disposed between the at least one pair of first electrode lines and a dielectric layer disposed between the at least one device structure and the at least one pair of first electrode lines. The at least one device structure includes a second electrode line including a first conductive type semiconductor, a resistance changing material layer adjacent to the second electrode line, a channel adjacent to the resistance changing material layer and including a second conductive type semiconductor different from the first conductive type semiconductor and a third electrode line adjacent to the channel and including the first conductive type semiconductor.
摘要:
Provided is a bulb-type light concentrated solar cell module that includes a reflective mirror unit that is concavely formed to convergingly reflect sunlight and has a first hole on a bottom thereof; a solar cell that generates electrical energy in response to light received from the reflective mirror unit; a socket that blocks the first hole at a lower part of the reflective mirror unit and is fixed on the reflective mirror unit; and a power control unit that is electrically connected to the solar cell to generate electricity in the socket.
摘要:
A semiconductor memory device may include a semiconductor substrate, a control gate electrode recessed in the semiconductor substrate, a storage node layer between the control gate electrode and the semiconductor substrate, a tunneling insulating layer between the storage node layer and the semiconductor substrate, a blocking insulating layer between the storage node layer and the control gate electrode, and first and second channel regions surrounding the control gate electrode and separated by a pair of opposing separating insulating layers. A method of operating the semiconductor memory device may include programming data in the storage node layer by charge tunneling through the blocking insulating layer, thus achieving relatively high reliability and efficiency.
摘要:
Provided are methods of operating NAND nonvolatile memory devices. The operating methods include applying a read voltage or a verify voltage to a selected memory cell from among a plurality of memory cells of a cell string to verify or read a programmed state of the selected memory cell; applying a first pass voltage to non-selected memory cells closest to the selected memory cell of the cell string; applying a second pass voltage to second closest non-selected memory cells to the selected memory cell; and applying a third pass voltage to other non-selected memory cells, where the first pass voltage is less than each of the second and third pass voltages and the second pass voltage is greater than the third pass voltage.
摘要:
A multi-layered non-volatile memory device and a method of manufacturing the same. The non-volatile memory device may include a plurality of first semiconductor layers having a stack structure. A plurality of control gate electrodes may extend across the first semiconductor layers. A first body contact layer may extend across the first semiconductor layers. A plurality of charge storage layers may be interposed between the control gate electrodes and the first semiconductor layers.
摘要:
Provided is an image sensor using a photo-detecting molecule and a method of operating the image sensor. The image sensor may include a plurality of first electrodes disposed parallel to each other and a plurality of second electrodes disposed parallel to each other in a direction perpendicular to the first electrodes and above the first electrodes, and a plurality of subpixels formed in regions where the first electrodes cross the second electrodes. Each of the subpixels may comprise a photo-detecting molecule layer that may generate charges by absorbing light having a certain wavelength, a charge generation layer that may form a plurality of secondary electrons by receiving the charges from the photo-detecting molecule layer when a known voltage is applied between the first electrodes and the second electrodes, and a variable resistance layer, an electrical state of which is changed by receiving the secondary electrons generated from the charge generation layer.
摘要:
Provided are methods of operating NAND nonvolatile memory devices. The operating methods include applying a read voltage or a verify voltage to a selected memory cell from among a plurality of memory cells of a cell string to verify or read a programmed state of the selected memory cell; applying a first pass voltage to non-selected memory cells closest to the selected memory cell of the cell string; applying a second pass voltage to second closest non-selected memory cells to the selected memory cell; and applying a third pass voltage to other non-selected memory cells, where the first pass voltage is less than each of the second and third pass voltages and the second pass voltage is greater than the third pass voltage.
摘要:
A non-volatile memory device and a method of manufacturing the non-volatile memory device are provided. At least one first semiconductor layer and at least one second semiconductor layer are disposed. At least one control gate electrode is disposed between the at least one first semiconductor layer and the at least one second semiconductor layer. At least one first layer selection line is capacitively coupled to the at least one first semiconductor layer. At least one second layer selection line is capacitively coupled to the at least one second semiconductor layer.
摘要:
Provided is a method and device for reducing lateral movement of charges. The method may include pre-programming at least one memory cell that is in an erased state by applying a pre-programming voltage to the at least one memory cell to have a narrower distribution of threshold voltages than the at least one erased state memory cell and verifying that the pre-programmed memory cell is in the pre-programmed state using a negative effective verifying voltage.