Abstract: The method comprises registering at least one of an internet protocol (IP) address and a media access control (MAC) address of the security devices, generating a plurality of public key and private key pairs, encrypting and storing private keys comprised in the plurality of public key and private key pairs using a master key provided from a master key management unit, selecting any one of a plurality of public key and private key pairs when the access of the security device is approved and providing a certificate comprising the selected public key to the security device, receiving a symmetric key encrypted with the public key of the certificate from the security device, and decrypting the private key using the master key provided from the master key management unit.

Abstract: An anti-icing honeycomb core composite manufactured by forming an electromagnetic wave absorption layer by using dielectric fiber, molding the electromagnetic wave absorption layer into a honeycomb core structure by using a molded part including a first base, a second base, and an inner block, hardening the honeycomb core structure, and removing the molded part. The molding step includes first stacking, on the first base including a plurality of grooves in which the inner blocks each having a hexagonal column shape are able to be seated, a plurality of the inner blocks and a plurality of the electromagnetic wave absorption layers as the honeycomb core structure so that the electromagnetic wave absorption layer is disposed between the plurality of inner blocks, and second stacking covering the inner blocks and the electromagnetic wave absorption layers stacked on the first base with the second base having the same shape as the first base.

Abstract: An operating method is disclosed for a dehydrogenation reaction system. The method includes providing a system having: an acid aqueous solution tank including an acid aqueous solution; a dehydrogenation reactor including a chemical hydride of a solid state and receiving an acid aqueous solution from the acid aqueous solution tank to react the chemical hydride with the acid aqueous solution to generate hydrogen; and a fuel cell stack receiving hydrogen generated from the dehydrogenation reactor to be reacted with oxygen to generate water and simultaneously to generate electrical energy. The method also includes recycling the water generated from the fuel cell stack to one or all of the acid aqueous solution tank, the dehydrogenation reactor, and a separate water tank. The acid is formic acid and, in in the dehydrogenation reactor, the temperature is in a range of 10° C. to 400° C. and the pressure is in a range of 1 bar to 100 bar.

Abstract: A vehicle door handle assembly may include a handle housing disposed inside a door panel; a slider slidably mounted in the handle housing to be movable between a first position and a second position of the handle housing; a handle member pivotally connected to the slider through a connecting arm, and configured of being movable between a rest position and an actuating position with respect to the door panel; and an inertia locking mechanism including a blocking lever pivotally mounted to the handle housing, and a weight mounted on the blocking lever, wherein the inertia locking mechanism may prevent the handle member from moving to the actuating position by an unwanted force caused by the collision/impact of the vehicle.

Abstract: A substrate treating apparatus includes a process chamber having a reaction space with one or more insulation members exposed to the reaction space; a substrate support member supporting a substrate at the reaction space; a gas supply member selectively supplying a passivation gas and a process gas to the reaction space; a plasma source exciting a gas into a plasma; and a controller which controls the gas supply member and the plasma source, and after a substrate to be treated is taken into the reaction space and supported by the support member, the controller controls the gas supply member and the plasma source to supply the passivation gas and the process gas to the reaction space simultaneously or sequentially, and generate a plasma in the reaction space under the condition of stopping a supply of the passivation gas but supplying the process gas.

Abstract: A vehicle door handle assembly may include a handle housing disposed inside a door panel; a slider slidably mounted in the handle housing to be movable between a first position and a second position of the handle housing; a handle member pivotally connected to the slider through a connecting arm, and configured of being movable between a rest position and an actuating position with respect to the door panel; and an inertia locking mechanism including a blocking lever pivotally mounted to the handle housing, and a weight mounted on the blocking lever, wherein the inertia locking mechanism may prevent the handle member from moving to the actuating position by an unwanted force caused by the collision/impact of the vehicle.

Abstract: A door opening prevention device in a broadside collision of a vehicle, having a latch assembly which locks and unlocks a door side striker in conjunction with an operation of an outside handle when the outside handle may be operated, may include a balance weight which may be rotatably coupled to a side surface of a claw disposed in the latch assembly, wherein the balance weight may be pivotable downward by inertia in the broadside collision of the vehicle, and a striker locking lever slidably engaged to the side surface of the claw and elastically biased upwards, wherein the striker locking lever may be fitted between the side surface of the claw and the door side striker to jam the claw and the door side striker while being moved in a down direction by contact with the balance weight by the inertia in the broadside collision of the vehicle.

Abstract: An outside handle apparatus for a vehicle may include a handle grip including a first locking part, a handle base, a handle lever having a second locking part and rotatably supported by an axis of the handle lever at one side of the handle base and moving in linkage with the handle grip while the second locking part formed at an lower end of the handle lever is locked with the first locking part of the handle grip, and an interference lever pivotally coupled to the handle base at one side of the handle base, wherein the interference lever rotates in linkage with a rotation of the handle lever at ordinary times, and is interlocked with the handle lever due to a rotation of the handle lever upon crash to control the rotation of the handle lever.

Abstract: A door opening prevention device in a broadside collision of a vehicle, having a latch assembly which locks and unlocks a door side striker in conjunction with an operation of an outside handle when the outside handle may be operated, may include a balance weight which may be rotatably coupled to a side surface of a claw disposed in the latch assembly, wherein the balance weight may be pivotable downward by inertia in the broadside collision of the vehicle, and a striker locking lever slidably engaged to the side surface of the claw and elastically biased upwards, wherein the striker locking lever may be fitted between the side surface of the claw and the door side striker to jam the claw and the door side striker while being moved in a down direction by contact with the balance weight by the inertia in the broadside collision of the vehicle.

Abstract: A door opening preventing apparatus for a vehicle includes an outer door handle mounted on an outer surface of a door panel, a door opening lever mounted on an interior of the door panel to angularly rotate and interlocking with the outer door handle when the outer door handle is opened, and a latch cable connected to the door opening lever, wherein a separate balance weight is disposed at an upper end of the door opening lever to contact the door opening lever, and the door opening lever is pushed by the balance weight outward due to a forward inertial force during a side collision of a vehicle, and only the balance weight is angularly rotated inward by a reverse inertial force.

Abstract: A door outside handle assembly can prevent unlocking of a door latch by a reverse inertial force by allowing a lever not to rotate even though the reverse inertial force is generated at a balance weight after a normal inertial force is generated upon a side collision. The handle assembly may include: a base; an opening handle; a rotating lever connected to a cable for actuating a door latch and rotated by manipulation of the handle to pull the cable in an unlocking direction of the door latch; and a balance weight on the base movable in inside and outside directions, wherein a pushing end part is integrally formed on the lever to prevent rotation of the lever by being pushed by the balance weight when a normal inertial force of the balance weight acting in the outside direction of the vehicle is generated.

Abstract: An outside handle apparatus for a vehicle may include a handle grip including a first locking part, a handle base, a handle lever having a second locking part and rotatably supported by an axis of the handle lever at one side of the handle base and moving in linkage with the handle grip while the second locking part formed at an lower end of the handle lever is locked with the first locking part of the handle grip, and an interference lever pivotally coupled to the handle base at one side of the handle base, wherein the interference lever rotates in linkage with a rotation of the handle lever at ordinary times, and is interlocked with the handle lever due to a rotation of the handle lever upon crash to control the rotation of the handle lever.

Abstract: A jig device usable with a flat display panel which includes a frame including a base frame having an opening and a vertical frame which extends vertically along a perimeter of the base frame and a supporting frame coupled to the base frame within the frame, on which the flat display panel is disposed, wherein the supporting frame includes fixing portions provided at corners thereof to support respective corners of the flat display panel.

Abstract: A door opening preventing apparatus for a vehicle includes an outer door handle mounted on an outer surface of a door panel, a door opening lever mounted on an interior of the door panel to angularly rotate and interlocking with the outer door handle when the outer door handle is opened, and a latch cable connected to the door opening lever, wherein a separate balance weight is disposed at an upper end of the door opening lever to contact the door opening lever, and the door opening lever is pushed by the balance weight outward due to a forward inertial force during a side collision of a vehicle, and only the balance weight is angularly rotated inward by a reverse inertial force.

Abstract: The present invention relates to an assembly wall having improved sound absorption/insulation performance and an assembly structure thereof. The assembly wall includes plate members separated from each other to face each other and each forming at least one layer; stud members alternately placed on different inner surfaces of the plate members and comprising a web formed with a plurality of first perforated holes having at least one diameter; an insulation member interposed in a space defined between the plate members and the stud members; and a sheet member adjoining an outer surface of the insulation member and being formed with a plurality of second perforated holes having at least one diameter. With this structure, the assembly wall has excellent sound absorption and insulation performance over various frequency bands including a low frequency band without increasing wall thickness.

Abstract: The present invention relates to an assembly wall having improved sound absorption/insulation performance and an assembly structure thereof. The assembly wall includes plate members separated from each other to face each other and each forming at least one layer; stud members alternately placed on different inner surfaces of the plate members and comprising a web formed with a plurality of first perforated holes having at least one diameter; an insulation member interposed in a space defined between the plate members and the stud members; and a sheet member adjoining an outer surface of the insulation member and being formed with a plurality of second perforated holes having at least one diameter. With this structure, the assembly wall has excellent sound absorption and insulation performance over various frequency bands including a low frequency band without increasing wall thickness.

Abstract: An apparatus and method for dynamically changing a password are provided. In the method, a random number is generated, and an original password and an operator are checked. The original password is changed by performing an operation of the random number and the original password based on the operator. Accordingly, the password exposure can be prevented and the personal information and asset information can be protected without using additional devices.

Abstract: A jig device usable with a flat display panel which includes a frame including a base frame having an opening and a vertical frame which extends vertically along a perimeter of the base frame and a supporting frame coupled to the base frame within the frame, on which the flat display panel is disposed, wherein the supporting frame includes fixing portions provided at corners thereof to support respective corners of the flat display panel.

Abstract: To manage secure information in a mobile terminal, a method for storing the secure information in the mobile terminal includes locating initial bad blocks in a memory of the mobile terminal. A location of a secure block is determined using the locations of the initial bad blocks; and the secure information is stored to a secure block of the determined location.

Abstract: A door latch apparatus for vehicles may include a base plate, a claw lever, a pawl lever to selectively restrict the claw lever, the claw lever rotated by an entrance of a striker, a connection lever pivotally coupled to a door lock switch rod, an outside handle lever being coupled to and operated by an outside handle rod. The outside handle lever may include an open lever, a locking link pivotally coupled to the connection lever and slidably coupled to a second end of he outside handle lever and selectively engaged with the open lever of the outside handle lever, a pawl rod hinged to the pawl lever, and an unlocking rod coupled to the other end of the pawl rod and engaged with the other end of the locking link, the unlocking rod being hinged at a medial portion thereof to third position of the base plate.