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Agency For Defense Development patents


Recent patent applications related to Agency For Defense Development. Agency For Defense Development is listed as an Agent/Assignee. Note: Agency For Defense Development may have other listings under different names/spellings. We're not affiliated with Agency For Defense Development, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "A" | Agency For Defense Development-related inventors


Digital sight for hand-carried projectile-firing device and method of controlling the same

The present invention relates to a digital sight for a hand-carried projectile-firing device and a method of controlling the digital sight. A digital sight for a hand-carried projectile-firing device according to an embodiment of the present invention is a digital sight for a hand-carried projectile-firing device, the digital sight including an inertial sensor package and a manual rotation device, wherein the inertial sensor package includes a gyroscope and an accelerometer module. ... Agency For Defense Development

Assembly including aft end igniter for rocket motor

The present invention relates to an igniter assembly, including a blast tube provided with a supporting part formed in a cylindrical shape, and an aft-closure part having front and rear sides through which igniter combustion gas is emitted, an igniter disposed adjacent to the rear side of the aft-closure part and storing ignition pellet therein, and a blast tube stopper formed in a shape surrounding the supporting part, accommodating the igniter, and coupled to the rear side of the aft-closure part, wherein the aft-closure part includes a plurality of holes through which igniter combustion gas is emitted.. . ... Agency For Defense Development

Lamellar grating interferometer having stress-dispersible support structure

The present invention relates to a lamella grating interferometer capable of being employed in a fourier transform infrared (ftir) spectrometer, the interferometer including a reflective surface in a circular shape and provided with a fixed portion including fixed mirrors and a movable portion including movable mirrors that are arranged with the fixed mirrors in a crossing manner to form a lamella structure with the fixed mirrors, a plurality of driving units disposed at outside the reflective surface and configured to apply driving forces for moving the movable portion, and a plurality of driving arms connecting the driving units to the movable portion of the reflective surface, respectively, and configured to move the movable portion in response to the driving forces applied by the driving units, wherein each of the plurality of driving arms is formed in a structure of repeating a preset bent shape plural times.. . ... Agency For Defense Development

Housing system for michelson interferometer

The present invention relates to a housing of a michelson interferometer that may facilitate optical alignment of a plurality of optical components by applying a two-part structured housing to the michelson interferometer. The present invention may provide a michelson interferometer housing system including a first housing including a first surface on which a fixed mirror is installed, a second surface perpendicular to the first surface, and a first diagonal surface on which a beam splitter assembly to which light is incident from the outside is installed, the first diagonal surface being formed at 45 degrees with respect to the second surface; and a second housing including a third surface on which a movable mirror is installed, a fourth surface perpendicular to the third surface, and a second diagonal surface corresponding to the first diagonal surface, wherein the first and second housings are combined such that the first and second diagonal surfaces face each other to allow the light entering from the outside to be divided through the beam splitter assembly and incident to the fixed mirror and the movable mirror.. ... Agency For Defense Development

Device for testing performance of pyro device using high-pressure air

Provided is a performance testing device including: a compressor configured to generate compressed air; an air storage tank configured to receive the condensed air generated by the compressor; a regulator connected to each of the compressor and the air storage tank to control a pressure of the compressed air; a main supply line connected to the regulator to move the compressed air; an input port line and an output port line connected to the main supply line and configured to deliver the compressed air to each of an input port and an output port formed at both ends of a test object; and a pneumatic booster configured to pressurize the compressed air received in the input port line or the output port line, wherein in order to test a performance of the test object, the pressurized condensed air is applied to the input port and the output port.. . ... Agency For Defense Development

Mobile terminal and control method thereof

A mobile terminal and a method for controlling the mobile terminal are provided. The mobile terminal and the method are capable of controlling access to data shared between different applications. ... Agency For Defense Development

Arm-fire device and method of igniting propulsion system using the same

An arm-fire device comprises a capacitor charged by an arming signal; an acceleration switch for generating an operation signal if an acceleration more than a predetermined acceleration is sensed; a controller electrically connected with the capacitor and the acceleration switch, controlling generation of a firing signal; and a through bulkhead initiator provided with an ignition portion installed at a space separated by a bulkhead and configured to be electrically connected with the controller to ignite the ignition portion if the firing signal is transferred thereto, wherein the controller discharges the capacitor to generate the firing signal when the operation signal and a launching signal, which is applied from outside, are all sensed in a state that the capacitor is charged. The arm-fire device is applied to a multi-stage rocket, etc., whereby the probability of accidental ignition may be lowered.. ... Agency For Defense Development

Localized torsional severe plastic deformation method for conical tube metals

In a localized torsional severe plastic deformation method for conical tube metal, a desired region of a conical tube metal can be subjected to severe plastic deformation using molds in which roughness is formed at predetermined regions. The method includes roughening a predetermined region of each of the molds; sticking the conical tube metal only to the roughened regions of the molds; moving the lower mold toward the upper mold to apply a load to the conical tube metal; and rotating the molds to apply severe plastic deformation to the conical tube metal only at the regions stuck to the roughened regions of the molds.. ... Agency For Defense Development

Method and system for configuring simple kernel access control policy for android-based mobile terminal

A method of configuring a simple kernel access control policy for an android-based mobile terminal includes: creating an entire list in a file system of a plurality of mobile terminals through a web user interface of a management server; creating a system policy set and an application policy set by recognizing in advance subjects and objects in the entire list by means of the management server; creating a group policy for each user group on the basis of the system policy set and the application policy set by means of the management server; distributing the group policies to the mobile terminals by means of the management server; and executing the group policies by means of the mobile terminals.. . ... Agency For Defense Development

Apparatus and method for controlling stabilization of satellite-tracking antenna

An apparatus and method for controlling stabilization of a satellite-tracking antenna, the apparatus including: an antenna driving unit driving the antenna to track a satellite based on preset satellite position information and position information collected by an inertia sensor and an encoder; a point detecting unit detecting a point where an amplitude of a satellite reception signal is maximum; an elevation measuring unit measuring an elevation value corresponding to the point; and a controller controlling an azimuth motor and an elevation motor to enable the antenna to face the point, when the measured value is out of a first range, the controller controlling the azimuth motor to have an azimuth value corresponding to the point and controlling the elevation motor to have an elevation value less than the measured value corresponding to the point, when the measured value is in the first range.. . ... Agency For Defense Development

Deceleration hysterisis measuring apparatus for soft recovery system

A deceleration hysteresis measuring apparatus for a soft recovery system is configured to transmit an electromagnetic wave to a pressure tube of the soft recovery system and receive the electromagnetic wave reflected from a projectile moving in the pressure tube so as to measure a distance of the projectile based on signals of the transmitted and received waves.. . ... Agency For Defense Development

System and method for tracking malware route and behavior for defending against cyberattacks

An attack tracking system includes multiple hosts in which first event data concerning object behavior are collected and pieces of host-based event information are created therefrom; a tracking information database server storing the pieces of host-based event information; a tracking information analysis server creating behavior events by defining malware behavior from the pieces of host-based event information, retrieving targets to be analyzed from the pieces of host-based event information and the behavior events based on a preset input value, creating first tracking contexts for identifying the malware behavior by analyzing the relationship between the pieces of host-based event information and the relationship between a set of the pieces of host-based event information and a set of the behavior events, and creating second tracking contexts tracking malware routes and behavior events between the multiple hosts by analyzing the correlation between the first tracking contexts.. . ... Agency For Defense Development

Method for controlling microstructure and texture of tantalum

A method for controlling the microstructure and texture of tantalum, proposed in the present invention, comprises: a step for performing cold working on a tantalum billet having the shape of a rectangular prism; and a step for performing cold rolling multiple times, wherein the step for performing the cold working includes: a first forging step for performing upset forging and come-back forging on the tantalum billet multiple times in different directions, the upset forging being performed to press two surfaces of the tantalum billet in order to make the two surfaces close to each other and the come-back forging being performed to restore the tantalum billet to the original shape; and a second forging step for performing wedge forging and come-back forging on the tantalum billet multiple times in different directions, the wedge forging being performed to press two edges located in a diagonal direction of the tantalum billet and parallel to each other in order to make the two edges close to each other and the come-back forging being performed to restore the tantalum billet to the original shape.. . ... Agency For Defense Development

Cross-layered resource allocation method based on weighted desync in wireless ad-hoc network

Provided is a weighted desync based cross-layered resource allocation method. The method includes, with respect to each of a plurality of nodes constituting a routing path, calculating a link quality value with the next node, receiving a link quality value from at least one neighbor node, and based on the link quality values in the calculating of the link quality value and the receiving of the link quality value, calculating a weight factor for synchronizing a transmission yield.. ... Agency For Defense Development

09/14/17 / #20170264499

Method for modelling information transmission network having hierarchical structure and apparatus thereof

A method for modeling an information transmission network having a hierarchical structure, and an apparatus thereof. The apparatus is adapted to model an information transmission network having a hierarchical structure in which information transmission is conducted between pairs of nodes to which pre-defined relationships are assigned, the apparatus including: a connectivity map generating unit for generating connection relationship information for each node, on a basis of traffic information including data transmission direction information for nodes contained in the information transmission network and a connectivity map for the nodes on a basis of the connection relationship information for each node: and a traffic map generating unit for generating a traffic information map accounting for traffic intensities between pairs of the nodes by applying inter-node traffic information to the connectivity map.. ... Agency For Defense Development

09/14/17 / #20170259284

Continuous launcher

The present disclosure provides a continuous launcher including a pressing tube having a first hollow portion therein, a launch unit having a second hollow portion therein, disposed at a front side of the pressing tube in a spaced manner, and launching a launch object using air compression force, a piston supply unit provided at a rear side surface of the pressing tube, including a plurality of pistons therein, and supplying the pistons one by one, a piston loading unit connected to a rear end of the pressing tube, and moving the piston to a load position, and an operating fluid supply unit supplying an operating fluid to press forward the piston, wherein the launch unit includes a launch tube having a launch hollow portion with the launch object therein, and a diaphragm.. . ... Agency For Defense Development

09/07/17 / #20170255488

Method and system for analyzing task group schedulability for hard real-time scheduling

The method and system for analyzing schedulability configured for a computer for operating an operating system that supports a task group of hard real-time scheduling or a user processor operated in an embedded circuit. The system includes an operating system including a file system and a kernel, and generating non-periodic real-time task information and periodic real-time task information from the file system and the kernel, a tool for testing hard real-time schedulability that collecting the non-periodic real-time task information by applying a first predetermined scheduling algorithm and determining schedulability of a reserved resource for a real-time task group including the non-periodic real-time task information through a second predetermined scheduling algorithm.. ... Agency For Defense Development

08/17/17 / #20170233306

Propellant compositions comprising nitramine oxidants

The present invention relates to a high energy-containing propellant composition and a use thereof. The propellant composition of the present invention is a propellant composition for guns, including: (a) 55 to 85 wt % of a nitrocellulose binder; (b) 10 to 35 wt % of a nitramine oxidant; (c) 1 to 4 wt % of a plasticizer having both a nitrate group and a nitramine group; and (d) 0.5 to 3 wt % of a stabilizer. ... Agency For Defense Development

07/06/17 / #20170196006

Resolution method for conflict of firing phase allocation in bio-inspired distributed wireless resource allocation method

The present invention relates to a bio-inspired distributed wireless resource allocation, and a method of solving a conflict of a firing phase allocation in the bio-inspired distributed wireless resource allocation includes (a) selecting a reference firing phase having a preset degree of allocation-available space, on the basis of firing phase allocation information within a received firing message, when a newly-entered node attempts the firing phase allocation, (b) calculating changeable positions of the reference firing phase and a succeeding firing phase of the reference firing phase under assumption set based on the firing phase allocation information, and (c) setting a space between the changeable positions as an allocation-available range and allowing the newly-entered node to be allocated with an arbitrary firing phase within the allocation-available range.. . ... Agency For Defense Development

06/29/17 / #20170182342

Decontamination and sterilization device with flexible enclosing cover using plasma and reactive gas

A device for removing toxic or harmful materials from an inside sealed by a sealed-type flexible enclosing cover, wherein the contaminated surface of the subject of decontamination is covered with the enclosing cover and a reactive gas is introduced thereto, and particularly to a decontamination and sterilization device, wherein a plasma generator is fixed to a enclosing cover and a plasma gas containing an active radical generated from the plasma generator is introduced to the inside sealed by the enclosing cover together with a reactive gas having a hydroxyl group such as hydrogen peroxide (h2o2), water (h2o), or an alcohol (cnh2n+1oh) to thus increase the production of a reactive radical, whereby the plasma and the reactive gas are intensively applied to the inside sealed by the enclosing cover, thus increasing the contact with contaminants and realizing more efficient decontamination.. . ... Agency For Defense Development

06/22/17 / #20170174522

Nitrogen-doped graphene assembly and method of preparing the same

The present invention relates to a nitrogen-doped 3-d porous graphene assembly and a method of preparing the same. The present invention provides a method of preparing a nitrogen-doped graphene assembly, the method including the steps of mixing a graphene oxide solution with a melamine solution, freezing the mixed solution of graphene oxide and melamine, drying the frozen solution in a frozen state to prepare a graphene assembly, and heating the graphene assembly at a predetermined temperature under the argon atmosphere for a predetermined to time, in which a mass ratio of the graphene oxide and the melamine in the mixed solution is 19:1 to 4:1. ... Agency For Defense Development

05/18/17 / #20170141939

Method and structure for acquiring frequency hop timing synchronization for fh-fdma satellite communication system

A method of acquiring frequency hop timing synchronization includes a propagation delay time computation process of computing a minimum and maximum propagation delay times according to an error of a location of a satellite communication terminal, which is input by an operator of a ground satellite terminal, and a delay transmission process of transmitting a ranging signal after a certain time upon the transmission of the ranging signal through a ranging-dedicated hop group having a hop duration time that is set in consideration of the maximum propagation delay, the minimum propagation delay, a ranging time, and a timing error due to a positional change of a satellite, in order to avoid collisions between the ranging signal and other signals. The satellite communication terminal may receive a ranging signal that was transmitted by the satellite communication terminal and control a timing for determining whether synchronization is acquired and a timing for performing transmission.. ... Agency For Defense Development

05/18/17 / #20170138708

Folding articulating missile fin having sliding block detent mechanism and guided missile

A folding articulating missile fin having a sliding block detent mechanism and a guided missile. The folding articulating missile fin includes a sliding block detent mechanism composed of the sliding block elastically supported by a spring and sliding in a guide groove of a lower fin, a hinge pin allowing an upper fin and a lower fin to be unfolded, and a pair of upper and lower stop rings retaining opposite ends of the hinge pin, in which when the upper fin that has been unfolded is fully folded, the upper fin keeps folded in contact with the sliding block, and when the upper fin having been folded is unfolded, the upper fin remain unfolded and in contact with the sliding block. ... Agency For Defense Development

05/04/17 / #20170124215

Method for generating database using lookup table

A method for generating an engineering database using lookup tables includes creating multiple table sets for generating the engineering database, inputting multiple pieces of control information for controlling respective ones of the multiple datasets, and inputting multiple lookup tables corresponding to each of the multiple pieces of control information.. . ... Agency For Defense Development

04/27/17 / #20170117679

Air cooling type laser diode pumped chamber

An air cooling type laser diode pumped chamber includes: a laser diode portion configured to emit an excitation beam toward a plurality of different directions; a laser gain medium disposed to face the laser diode portion, so as to generate laser beam by absorbing the excitation beam emitted from the laser diode portion; a gain medium mounting portion configured to fix the laser gain medium in a state where a region of the laser gain medium to absorb the excitation beam is exposed, and configured to receive and emit heat generated from the laser gain medium to the outside by an air cooling method; and a laser diode mounting portion configured to fix the laser diode portion, and configured to receive and emit heat generated from the laser diode portion to the outside by an air cooling method.. . ... Agency For Defense Development

03/23/17 / #20170086068

Mobile terminal for performing weight based function with military purpose and control method thereof

A mobile terminal for performing a weight-based function with military purposes according to the present invention includes an interface unit configured to receive a control policy controlling intent, and information deciding a weight for the intent, and a controller configured to determine whether or not a use authority for the intent is provided, decide a weight based on the control policy and the information when the use authority is not provided, and execute one of a log generation, an immediate notification and a terminal lock by comparing the decided weight with a preset boundary value, whereby multiple stages of blocking levels can be provided upon blocking intent, thereby allowing for setting access and blocking with respect to various users or applications.. . ... Agency For Defense Development

03/16/17 / #20170078191

Method for providing bio-inspired routing protocol using overhearing and probabilistic path finding in mobile ad hoc networks and system thereof

A method and system for providing a bio-inspired routing protocol using overhearing and/or probabilistic path finding in a mobile ad hoc network.. . ... Agency For Defense Development

02/16/17 / #20170047704

High-order harmonic wave generation apparatus capable of selecting wavelength

. . A high-order harmonic wave generation apparatus using a diode-pumped solid state laser includes a pump head for generating a fundamental wave, porro prisms disposed on the left and right sides of the pump head, nonlinear crystals for sequentially generating a second-order harmonic wave, a fourth-order harmonic wave, and a fifth-order harmonic wave from the fundamental wave, and a final emission unit for reflecting and transmitting any one of the second-order harmonic wave, the fourth-order harmonic wave, and the fifth-order harmonic wave and for emitting the harmonic wave without changing the optical path. Accordingly, the apparatus is insensitive to changes in the external environment through a resonator having a structure comprising porro prisms, and enables the final emission unit to selectively output the fourth-order harmonic wave or the fifth-order harmonic wave.. ... Agency For Defense Development








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