Abstract: A female terminal into which a male terminal is inserted and electrically connected is provided. The female terminal includes a housing having an internal cavity into which the male terminal is inserted and a clip that is bent from an end portion of the housing toward the internal cavity and extended in a length direction in which the male terminal is inserted. The clip has a region electrically connected to the male terminal. A plurality of cut apertures are formed in the length direction in a region of the clip at least in contact with the male terminal to be spaced apart from each other in a width direction. Accordingly, the clip and the male terminal are in contact with each other in a plurality of positions.

Abstract: A coupler for connecting reinforcing steel bars is capable of connecting a plurality of reinforcing steel bars by installing a plurality of clamping members inside a cylindrical coupler bodies to be in close contact with outer surfaces of the plurality of reinforcing steel bars, and two pressurizing members configured to pressurize the clamping members to the inlets and tightly contact the clamping members to the tapered parts of the coupler bodies. The pressurizing members are pressed and fitted inside the coupler bodies by the hydraulic device, and are firmly supported by the fixing pin to be prevented from escaping to the outside of the coupler bodies such that a spring back phenomenon does not occur and a phenomenon in which a force of the clamping members for fixing the reinforcing steel bars are weakened does not occur.

Abstract: A flexible hinge device having a cam structure includes: a first plate and a second plate equipped with a foldable flexible display screen on tops thereof; and a hinge unit connecting the first plate and the second plate to each other and being able to bend and unbend. The hinge unit is composed of a plurality of joint members that are connected to each other to bend or unbend, and the first plate and the second plate are respectively connected to outermost joint members of the joint members. The joint members each have: a cam portion longitudinally extending; fixed portions extending inward at both ends of the cam portion with a predetermined gap therebetween; fixing members each having a head and a pin longitudinally extending at an end of the head; and pivot portions extending outward at both ends of the fixed portions with a predetermined gap therebetween.

Abstract: Provided are a magnetic resonance imaging (MRI) apparatus and a method of processing an MR image. The MRI apparatus includes an MR signal receiver receiving an MR signal emitted from the object, and a processor configured to obtain k-space blades from the MR signal according to a periodically rotated overlapping parallel lines with enhanced reconstruction (PROPELLER) method, to obtain centroid data of the k-space blades, and to determine whether to reconstruct an MR image of the object.

Abstract: A joint connector assembly is disclosed. The joint connector assembly includes a first unit connector housing having a predetermined number of first terminal holes in a predetermined pattern, a second unit connector housing connected to the first unit connector housing and having a predetermined number of second terminal holes in a predetermined pattern, and a sliding cover to allow the first unit connector housing and the second unit connector housing to be coupled to the sliding cover in a sliding manner.

Abstract: Disclosed is a method of efficiently separating 1,3-butadiene and methylethylketone, which are compounds of interest, from byproducts or impurities in the dehydration products of 2,3-butanediol so as to recover the compounds of interest at high purity.

Abstract: A memory device has a burst length “b”, performs “k” core accesses per command, and receives a command, where “b” is an integer of at least 2 and “k” is an integer of at least 2 and at most “b”. The memory device includes a memory cell array including a plurality of bank groups, a plurality of bank group control units respectively corresponding to the plurality of bank groups, each of the bank group control units configured to generate a multiplexer control signal for selecting part of data read from a corresponding bank group, and a multiplexer configured to sequentially output data read from the plurality of bank groups according to the multiplexer control signal output from the plurality of bank group control units. Data items included in output data of the multiplexer have a same time space.

Abstract: A semiconductor device structure, including integrated circuits of semiconductor chips and scribe lanes between the regions in which the circuits have been formed, has at least one redistribution pad disposed in one of the scribe lanes for simultaneously testing a group of the integrated circuits, and a metal interconnection structure disposed beneath the redistribution pad(s). The metal interconnection structure includes at least conductive via contacting the redistribution pad at the bottom of the pad. The conductive via(s) is/are arranged so that at least a portion of each via remains attached to the redistribution pad when the structure is sawed along the scribe lane.

Abstract: A joint connector assembly is disclosed. The joint connector assembly includes a first unit connector housing having a predetermined number of first terminal holes in a predetermined pattern, a second unit connector housing connected to the first unit connector housing and having a predetermined number of second terminal holes in a predetermined pattern, and a sliding cover to allow the first unit connector housing and the second unit connector housing to be coupled to the sliding cover in a sliding manner.

Abstract: A liquid crystal display (LCD) device includes a liquid crystal display panel having a matrix of liquid crystal cells defined by crossings of the data lines and the gate lines. The LCD device includes a data driving circuit for inverting a polarity of a data voltage in response to a polarity control signal, and supplying the polarity-inverted data voltage to an associated one of the data lines in response to a source output enable signal; a gate driving circuit for sequentially supplying a scan voltage to each of the gate lines in response to a gate output enable signal; and a controller for modulating the polarity control signal such that data voltages having the same polarity are respectively supplied to liquid crystal cells along one gate line in consecutive frame periods and generating the source output enable signal and the gate output enable signal.

Abstract: Disclosed is a method of preparing 1,3-butadiene and methyl ethyl ketone from 2,3-butanediol, including: a) providing a plurality of adiabatic reactors, which include a catalyst bed for dehydrating 2,3-butanediol, without a heat transfer medium, and are connected in series; b) introducing a stream including 2,3-butanediol at a temperature ranging from 200° C. to 400° C. into a first adiabatic reactor among the plurality of adiabatic reactors; c) dehydrating the 2,3-butanediol so as to be converted into 1,3-butadiene and methyl ethyl ketone and discharging a product stream including 1,3-butadiene and methyl ethyl ketone; d) heating the discharged product stream to to 200° C. to 400° C.; and e) introducing the heated product stream into a second adiabatic reactor so that 2,3-butanediol is further dehydrated and converted into 1,3-butadiene and methyl ethyl ketone and then discharging the product stream including 1,3-butadiene and methyl ethyl ketone.

Abstract: The inventive concepts provide methods for fabricating a semiconductor device and semiconductor devices fabricated by the same. According to the method, conductive lines having a fine pitch smaller than the minimum pitch realized by an exposure process may be formed using two or three photolithography processes and two spacer formation processes. In addition, node separation regions of the conductive lines may be easily formed without a misalignment problem.

Abstract: A method of processing input/output (I/O) in a storage device includes adjusting a read anticipation time based on a change of a resource management status related to operations of the storage device and performing an I/O processing operation at the storage device based on the adjusted read anticipation time. The I/O processing operation is performed to postpone an operation regarding a program command and perform a read command at higher priority than a write command at the storage device in a period from completion of a read operation at the storage device until the read anticipation time has elapsed.

Abstract: Disclosed is a method of preparing 1,3-butadiene and methyl ethyl ketone from 2,3-butanediol, including: a) providing a plurality of adiabatic reactors, which include a catalyst bed for dehydrating 2,3-butanediol, without a heat transfer medium, and are connected in series; b) introducing a stream including 2,3-butanediol at a temperature ranging from 200° C. to 400° C. into a first adiabatic reactor among the plurality of adiabatic reactors; c) dehydrating the 2,3-butanediol so as to be converted into 1,3-butadiene and methyl ethyl ketone and discharging a product stream including 1,3-butadiene and methyl ethyl ketone; d) heating the discharged product stream to 200° C. to 400° C.; and e) introducing the heated product stream into a second adiabatic reactor so that 2,3-butanediol is further dehydrated and converted into 1,3-butadiene and methyl ethyl ketone and then discharging the product stream including 1,3-butadiene and methyl ethyl ketone.

Abstract: A method of manufacturing a semiconductor chip from a wafer having a test architecture includes forming a plurality of dies on a wafer, each of the plurality of dies including a semiconductor device, forming at least two common pads commonly coupled to the dies, the at least two common pads being formed in a scribe lane, the scribe lane distinguishing the dies with respect to each other, and simultaneously testing the semiconductor devices at a wafer level, using the at least two common pads.

Abstract: A joint connector is provided. The joint connector includes a housing, receptacle terminals configured to be inserted into the housing and a retainer configured to be slidably inserted into the housing and displace the receptacle terminals in an insertion direction to fix the position of the receptacle terminals. Accordingly, defects that include an insertion of the terminals during fastening of the retainer to the housing are detected and the receptacle terminals are compressed by the retainer. The shapes of a top surface and a bottom surface of the retainer are formed in an asymmetrical structure to prevent an inverse insertion of the retainer. Simultaneously, a quality problem due to delamination of the retainer is prevented.

Abstract: A system for management of a circuit breaker counter according to an exemplary embodiment of the present invention includes a data processing unit receiving state change data and measurement data of at least one of a circuit breaker and a current measuring unit and transferring an event on the basis of the state change data and measurement data; and a counter managing unit counting a total operation, a load-breaking operation and a fault-breaking operation of the circuit breaker, based on the event and the measurement data, and outputting and storing respective count accumulation values.

Abstract: A joint connector is provided. The joint connector includes a housing, receptacle terminals configured to be inserted into the housing and a retainer configured to be slidably inserted into the housing and displace the receptacle terminals in an insertion direction to fix the position of the receptacle terminals. Accordingly, defects that include an insertion of the terminals during fastening of the retainer to the housing are detected and the receptacle terminals are compressed by the retainer. The shapes of a top surface and a bottom surface of the retainer are formed in an asymmetrical structure to prevent an inverse insertion of the retainer. Simultaneously, a quality problem due to delamination of the retainer is prevented.

Abstract: The inventive concepts provide methods for fabricating a semiconductor device and semiconductor devices fabricated by the same. According to the method, conductive lines having a fine pitch smaller than the minimum pitch realized by an exposure process may be formed using two or three photolithography processes and two spacer formation processes. In addition, node separation regions of the conductive lines may be easily formed without a misalignment problem.

Abstract: A method of manufacturing a semiconductor chip from a wafer having a test architecture includes forming a plurality of dies on a wafer, each of the plurality of dies including a semiconductor device, forming at least two common pads commonly coupled to the dies, the at least two common pads being formed in a scribe lane, the scribe lane distinguishing the dies with respect to each other, and simultaneously testing the semiconductor devices at a wafer level, using the at least two common pads.