摘要:
Provided is a resistance random access memory (RRAM) device and a method of manufacturing the same. A resistance random access memory (RRAM) device may include a lower electrode, a first oxide layer on the lower electrode and storing information using two resistance states, a current control layer made of a second oxide on the first oxide layer and an upper electrode on the current control layer.
摘要:
Provided are a non-volatile memory device having a threshold switching resistor, a memory array including the non-volatile memory device, and methods of manufacturing the same. A non-volatile memory device having a threshold switching resistor may include a first resistor having threshold switching characteristics, an intermediate electrode on the first resistor, and a second resistor having at least two resistance characteristics on the intermediate electrode.
摘要:
Provided are a resistance random access memory including a resistance layer having a metal oxide and/or a metal ion dopant, which may be deposited at room temperature and which may have variable resistance characteristics, and a method of manufacturing the same.
摘要:
Provided are a non-volatile memory device and a cross-point memory array including the same which have a diode characteristic enabling the non-volatile memory device and the cross-point memory array including the same to operate in a simple structure, without requiring a switching device separately formed so as to embody a high density non-volatile memory device. The non-volatile memory device includes a first electrode; a diode-storage node formed on the first electrode; and a second electrode formed on the diode-storage node.
摘要:
Provided is a resistive memory device and a method of manufacturing the resistive memory device that includes a bottom electrode, an insulating layer that is formed on the bottom electrode and has a hole that exposes the bottom electrode, a resistance layer and an intermediate layer which are formed in the hole, a switch structure formed on a surface of the intermediate layer, and an upper electrode formed on the switch structure.
摘要:
In a capacitor of a semiconductor device, a semiconductor memory device including the capacitor, and a method of operating the semiconductor memory device, the capacitor includes a lower electrode, a dielectric layer stacked on the lower electrode, the dielectric layer including a phase-transition layer capable of exhibiting two different resistance characteristics depending on whether an insulating property thereof has been changed, and an upper electrode stacked on the dielectric layer.
摘要:
Provided are a complementary metal oxide semiconductor (CMOS) device and a method of manufacturing the same. In the CMOS device, a buffer layer is disposed on a silicon substrate, and a first layer including a group III-V material is disposed on the buffer layer. A second layer including a group IV material is disposed on the buffer layer or the silicon substrate while being spaced apart from the first layer.
摘要:
Provided are a semiconductor device and a method of manufacturing the same. The semiconductor device includes: a memory array on a first substrate; and a peripheral circuit on a second substrate, wherein the first substrate and the second substrate may be attached to each other so that the memory array and the peripheral circuit are electrically connected to each other.
摘要:
A method of operating a semiconductor device that includes a variable resistance device, the method including applying a first voltage to the variable resistance device so as to change a resistance value of the variable resistance device from a first resistance value to a second resistance value that is different from the first resistance value; sensing first current flowing through the variable resistance device to which the first voltage is applied; determining whether the first current falls within a predetermined range of current; and if the first current does not fall within the first range of current, applying an additional first voltage that is equal to the first voltage to the variable resistance device.
摘要:
According to an example embodiment, a method of operating a semiconductor device includes applying a first voltage to the variable resistance device so as to change a resistance value of the variable resistance device from a first resistance value to a second resistance value that is different from the first resistance value, sensing first current flowing through the variable resistance device to which the first voltage is applied, determining a second voltage used to change the resistance value of the variable resistance device from the second resistance value to the first resistance value based on a distribution of the sensed first current, and applying the determined second voltage to the variable resistance device.