摘要:
An information storage device includes a first portion comprising at first at least one magnetic track, each of the at least one magnetic track in the first portion including a first plurality of magnetic domains and being configured to store a first type of data therein and a second portion comprising a second at least one magnetic track, each of the at least one magnetic track in the second portion including a second plurality of magnetic domains and being configured to store a second type of data therein, the second type of data being related to the first type of data.
摘要:
A memory device includes a stacked resistive memory cell array comprising a plurality of resistive memory cell layers stacked on a semiconductor substrate, wherein respective memory cell layers are configured to store data according to respective program modes comprising a number of bits per cell. The memory device further includes a control circuit configured to identify a program mode of a selected memory cell layer responsive to an address signal and to access the selected memory cell layer responsive to the address signal according to the identified program mode. The program modes may include a single-level cell mode and at least one multi-level cell mode.
摘要:
A memory device is comprised of a magnetic structure that stores information in a plurality of domains of the magnetic structure. A write unit writes information to at least one of the plurality of domains of the magnetic structure by applying a write current to the magnetic structure in response to a control signal. A read unit reads information from at least one of the plurality of domains of the magnetic structure by applying a read current to the magnetic structure in response to the control signal. A domain wall movement control unit is coupled to a portion of the magnetic structure and moves information stored in the plurality of domains in the magnetic structure to other domains in the magnetic structure in response to the control signal. The write unit, the read unit and the domain wall movement control unit are all coupled to the same control signal line that provides the control signal.
摘要:
A semiconductor memory device having the mismatch cell makes a capacitance difference between a bit line pair relatively large during a read operation using at least one dummy memory cell as a mismatch cell selected together with a corresponding memory cell. Therefore, data of a semiconductor memory device may be detected more easily.
摘要:
The present invention relates to a liquid crystal display device with a source driver in which a significant signal delay is not generated, and which has a fast response speed. The present invention also provides a liquid crystal display device comprising a scan driver including a D/A converter for outputting analog signals corresponding to gradation data input, a triangular wave generator for outputting triangular wave signals, and a comparator for applying data voltage to each pixel which include OCB liquid crystal cells by comparing the analog signals with the triangular wave signals. The data voltage is a PWM pulse with a varied voltage width.
摘要:
A liquid crystal display apparatus includes a backlight unit, a second polarization layer, a liquid crystal layer disposed between the backlight unit and the second polarization layer, a first polarization layer disposed between the backlight unit and the liquid crystal layer. In an embodiment, a surface of the first polarization layer facing the backlight unit includes a reflective surface and a surface of the first polarization layer facing the backlight unit includes an absorbent surface. In another embodiment, the first polarization layer includes grids, which include a metal, and absorbing members, which include dielectric materials. In another embodiment, the first polarization layer includes grids, each of which includes a first component including a dielectric material and a second component including a metal.
摘要:
A memory card comprising a circuit board having opposed upper and lower circuit board surfaces, multiple side edges, a chamfer extending between a pair of the side edges, a plurality of pads disposed on the lower circuit board surface, and a conductive pattern which is disposed on the upper circuit board surface and electrically connected to the pads. At least one electronic circuit device is attached to the upper circuit board surface and electrically connected to the conductive pattern of the circuit board. A body at least partially encapsulates the circuit board and the electronic circuit element such that a section of the upper circuit board surface extending along the entirety of the chamfer is not covered by the body.
摘要:
A print head includes a light source, a driver chip electrically connected to the light source and a lens array on the side of light irradiation of the light source. The light source includes a substrate and a plurality of organic light emitting diodes arranged in adjacent groups on the substrate. Each of the organic light emitting diodes of a group includes a first electrode, an organic emissive layer, and a second electrode. First wires on the substrate connect each first electrode to a first electrode in an adjacent group. A separator is located between the adjacent groups. A first pad on the substrate is electrically connected to each first electrode of each of the organic light emitting diodes of a first group and a plurality of second pads are located on the substrate, each second pad electrically connected to the second electrode of each group.
摘要:
A memory card including a module comprising at least a printed circuit board having an electronic circuit device mounted thereto and at least one I/O pad and at least one test pad disposed thereon. The module is inserted into a complementary cavity formed within a case of the memory card, such case generally defining the outer appearance of the memory card. The module is secured within the cavity of the case through the use of an adhesive. In each embodiment of the present invention, first and second covers are movably attached to a case for selectively covering or exposing the I/O pads and the test features/pads of the module of the memory card.
摘要:
A semiconductor memory device may include a memory cell array, a bit line sense amplifier, a sub word line driver, and an electrode. The memory cell array may include a sub memory cell array connected between sub word lines and bit line pairs and having memory cells which are selected in response to a signal transmitted to the sub word lines and column selecting signal lines. The bit line sense amplifier may be configures to sense and amplify data of the bit line pairs. The sub word line driver may be configured to combine signals transmitted from word selecting signal lines and signals transmitted from main word lines to select the sub word lines. Moreover, the memory cell array may be configured to transmit data between the bit line pairs and local data line pairs and to transmit data between the local data line pairs and global data line pairs. The electrode may be configured to cover the whole memory cell array and to apply a voltage needed for the memory cells. The local data line pairs may be arranged on a first layer above the electrode in the same direction as the sub word line. The column selecting signal lines and the global data line pairs may be arranged on a second layer above the electrode in the same direction as the bit line. The word selecting signal lines and the main word lines may be arranged on a third layer above the electrode in the same direction as the sub word line. Related methods of signal line arrangement are also discussed.