摘要:
An inverter comprising four quantum dot cells. When the quantum dot cells are arranged in 9 o'clock direction, 12 o'clock direction and 3 o'clock direction, the quantum dot cell is arranged in 6 o'clock direction.
摘要:
A quantum effect device includes a first layer having a plurality of charge confinement regions, a second layer opposing the first layer and separated from the first layer, the second layer having charges at a high concentration and consisting of a metal layer or a semiconductor layer, and a third layer consisting of an insulating layer or a semiconductor layer having a large band gap between the first layer and the second layer.
摘要:
An electronic device which includes, a couple of first conduction regions which are capable of confining carriers, a second conduction region having a higher energy level than those of the first conduction regions, and a first electrode for impressing a voltage on the first conduction regions, wherein when a voltage is impressed via the first electrode between the couple of first conduction regions, carriers are caused to move due to a tunneling effect from one of the first conduction regions via the second conduction region to the other of the first conduction regions, and when the voltage impressed between the couple of first conduction regions is removed, carriers are confined mainly in the one of the first conduction regions.
摘要:
The semiconductor device comprises a first insulating layer formed on the semiconductor substrate, at least one double-deck semiconductor nanocrystal formed on the first insulating layer, the at least one double-deck semiconductor nanocrystal comprising a first semiconductor nanocrystal and a second semiconductor nanocrystal stacked one upon the other via a second insulating layer, and a third insulating layer selectively formed on the first insulating layer so as to cover the at least one double-deck semiconductor nanocrystal.
摘要:
A semiconductor device which includes, a substrate, an insulating layer formed on the substrate, a silicon layer having an exposed surface constituted by a Si (100) face, the silicon layer being provided with a tapered recess having a bottom at which a part of the silicon layer is remained without exposing the insulating layer, a first conductive region constituted by the silicon layer remaining at the bottom of the tapered recess, a second and a third conductive regions formed on both sides of the tapered recess respectively, a first insulating film formed on an inner surface of the tapered recess, and an electrode formed in the tapered recess. A flow of electron resulting from the tunneling effect from the second conductive region via the first insulating film to the third conductive region is controlled by controlling a voltage to be impressed onto the electrode.
摘要:
A programmable logic circuit includes: an input circuit configured to receive a plurality of input signals; and a programmable cell array including a plurality of unit programmable cells arranged in a matrix form, each of the unit programmable cells including a first memory circuit of resistance change type including a first transistor and a second memory circuit of resistance change type including a second transistor, the first and second memory circuits connected in parallel, each gate of the first transistors on same row respectively receiving one input signal, each gate of the second transistors on same row receiving an inverted signal of the one input signal, output terminals of the first and second memory circuits on same column being connected to a common output line.
摘要:
Certain embodiments provide a nonvolatile memory circuit in which a first p-channel MOS transistor and a first n-channel spin MOS transistor are connected in series, a second p-channel MOS transistor and a second n-channel spin MOS transistor are connected in series, gates of the first p-channel MOS transistor and the first n-channel spin MOS transistor are connected, gates of the second p-channel MOS transistor and the second n-channel spin MOS transistor are connected, a first n-channel transistor includes a drain connected to a drain of the first p-channel transistor and the gate of the second p-channel transistor, a second n-channel transistor includes a drain connected to a drain of the second p-channel transistor and the gate of the first p-channel transistor, and gates of the first and second n-channel transistors are connected.
摘要:
A look-up table circuit according to an embodiment includes: a variable resistance circuit including variable resistance devices and selecting a variable resistance device from the variable resistance devices based on an input signal; a reference circuit having a resistance value between the largest resistance value and the smallest resistance value of the variable resistance circuit; a first n-channel MOSFET including a source connected to a terminal of the variable resistance circuit and a gate connected to a drain; a second n-channel MOSFET including a source connected to a terminal of the reference circuit and a gate connected to the gate of the first n-channel MOSFET; a first current supply circuit to supply a current to the variable resistance circuit; a second current supply circuit to supply a current to the reference circuit; and a comparator comparing voltages at a first input terminal and a second input terminal.
摘要:
A random number test circuit includes a counting unit to count number of repetitions of a certain-value bit in a random number sequence, the repetitions occurring in series, a detecting unit to detect a plurality of numbers corresponding to a kind of bits in the random number sequence, and a determining unit to determine whether the random number sequence is normal, based on the numbers.
摘要:
A random number generation device includes: a first source region; a first drain region; a first channel region provided between the first source region and the first drain region; a first insulating film provided on the first channel region; and a first gate electrode provided on the first insulating film. The first insulating film has a trap capturing and releasing a charge, and a tensile or compressive stress is applied in a direction of a gate length to at least one of the first channel region and the first insulating film.