摘要:
An improved reusable air bag device for a vehicle includes an impact transformation opening door system or a lever opening door system for easily opening an air bag door when a traffic accident occurs causing vehicle impact.
摘要:
The present invention provides an electrostatic discharge protection device of a semiconductor memory device which comprises a gate and a bulk region of first conduction type which are commonly connected to a first power supply, a first diffused region of second conduction type formed in the bulk region, isolated from the gate by a dielectric and connected to the second power supply, and a second diffused region of second conduction type separated from the first diffused region in the bulk region, isolated from the gate by the dielectric and connected to the signal voltage.
摘要:
A memory card includes a first signal terminal configured to output a first signal; a second signal terminal configured to output a second signal, the first and second signals being complementary to each other; and a controller configured to drive the first and second signal terminals to have a negative state until a link connection is performed after power is supplied to the memory card. When a level of the first signal is greater than a level of the second signal, the first and second signal terminals are in a positive state, whereas when a level of the first signal is smaller than a level of the second signal, the first and second signal terminals are in the negative state.
摘要:
A semiconductor device is provided. The semiconductor includes a plurality of interlayer insulating layers and a plurality of gate electrodes alternately stacked in a first direction on a substrate. The plurality of interlayer insulating layers and the plurality of gate electrodes constitute a side surface extended in the first direction. A gate dielectric layer is disposed on the side surface. A channel pattern is disposed on the gate dielectric layer. The gate dielectric layer includes a protective pattern, a charge trap layer, and a tunneling layer. The protective pattern includes a portion disposed on a corresponding gate electrode of the plurality of gate electrodes. The charge trap layer is disposed on the protective pattern. The tunneling layer is disposed between the charge trap layer and the channel pattern. The protective pattern is denser than the charge trap layer.
摘要:
Provided are an apparatus and a method for diagnosing an abnormality in a cell balancing circuit. The apparatus may include a plurality of cell balancing circuits respectively connected to a plurality of battery cells included in a battery pack for balancing the voltages of the battery cells, a diagnosis resistor respectively installed between the cell balancing circuit and a cathode terminal and an anode terminal of the corresponding battery cell, a voltage measuring unit for measuring a voltage difference of the balancing circuit corresponding to each of the battery cells, and a control unit for turning on or off a cell balancing circuit to be diagnosed and for determining whether there is an abnormality in the cell balancing circuit to be diagnosed, based on a variation pattern of a voltage difference of a cell balancing circuit adjacent to the cell balancing circuit to be diagnosed that is measured by the voltage measuring unit.
摘要:
An apparatus for balancing charge capacity of battery cell includes a voltage sensing/discharging circuit having a battery with cell group, a switching unit for selectively connecting both terminals of each battery cell to conductive lines, capacitor connected to the conductive lines, a voltage amplifying unit connected to both terminals of capacitor via a first switch, and a discharge resistance connected to both terminals of capacitor via a second switch; and a voltage balancing unit for controlling the switching unit in ON state of first switch to connect both terminals of each battery cell to the conductive lines and then sense voltage of each battery cell through the voltage amplifying unit, and controlling the switching unit in OFF state of first switch to charge voltage of balancing-requiring cell to the capacitor and then turning on the second switch to discharge charged voltage of capacitor through the discharge resistance.
摘要:
A method for programming a non-volatile memory device includes: providing a non-volatile memory device including data cells capable of storing N-bit data (N is a natural number) and a monitoring cell capable of monitoring whether the N-bit data has been programmed into the data cells; performing a first programming operation for the data cells while inhibiting programming of the monitoring cell; and performing a second programming operation for the monitoring cell while inhibiting programming of the data cells, wherein the second programming operation is performed differently from the first programming.
摘要:
A display apparatus includes a display panel and a backlight unit for an embodiment. The display panel includes a plurality of pixels and the backlight unit supplies light to the display panel. The backlight unit includes a light source, which generates the light, and an optical sheet. The optical sheet includes a plurality of prism patterns formed on a surface of the optical sheet facing the display panel. The prism patterns include a plurality of peaks and a plurality of valleys to change the path of the light, and a plurality of diffusion patterns arranged at the peaks and valleys.
摘要:
A method is provided to transmit a signal by a transmitter in a communication system. The method includes predicting a receiver noise signal received from a receiver, and increasing an intelligibility of a transmitter signal using the receiver noise signal. The transmitter signal includes a transmitter noise signal and a transmitter speech signal. The transmitter cancels the transmitter noise signal from the transmitter signal and intensifies the transmitter speech signal in consideration of the receiver noise signal.
摘要:
The present invention relates to a liquid crystal display, a driving device thereof, a digital to analog converter, and an output voltage amplifying circuit. The present invention provides a liquid crystal display driving device including a reference gray voltage generator for generating a plurality of reference gray voltages, and a data driver for generating a plurality of gray voltages based on the plurality of reference gray voltages and applying a data signal that is generated by selecting a gray voltage corresponding to m-bit video signals applied from the outside from among the plurality of gray voltages to the pixel The data driver includes: a voltage generator for selecting a first gray voltage and a second gray voltage corresponding to bit values of (m−k) bits from among the video signal from among the plurality of gray voltages, and outputting the first and second gray voltages; an output voltage generator for outputting 2k voltages determined as one of the first and second gray voltages corresponding to bit values of k bits from among the video signal; and an output voltage amplifier for generating the data signal by combining the 2k voltages, and applying the data signal to a plurality of pixels. According to the present invention, a liquid crystal display having a small cost and area can be realized.