AGENCY FOR DEFENSE DEVELOPMENT

Provided is an antenna apparatus including a waveguide that extends in a first direction and at least one ridge that protrudes from an inner peripheral surface of the waveguide and extends in the first direction, the at least one ridge including a first ridge part that protrudes from the inner peripheral surface of the waveguide toward a central axis of the waveguide and a second ridge part that protrudes from an end of the first ridge part toward the inner peripheral surface of the waveguide.

Provided is an electronic apparatus of performing communication through a communication system implemented using a plurality of relays, the electronic apparatus including a beam shaping module that shapes a beam for transmitting and receiving data, an antenna aligned to transmit and receive a beam shaped by the beam shaping module, a transceiver for transmitting and receiving the data in relation to another electronic apparatus through the antenna, and at least one processor configured to determine a beam hopping pattern between the plurality of relays, change a relay, which is used to transmit and receive data in relation to the another electronic apparatus sharing the beam hopping pattern, from a first relay included in the plurality of relays to a second relay included in the plurality of relays based on the beam hopping pattern, and control at least one of the antenna, the beam shaping module and the transceiver to transmit and receive data through the second relay. According to another example embodiment, a method executed through the electronic apparatus may be provided and a computer readable recording medium having instructions for performing the method may also be provided.

A method for cleaning a sensor, sensor cleaning system and an unmanned vehicle including the same is provided. The sensor cleaning system is included in the unmanned vehicle adapted to be designed for off-road driving and cleans a sensor in operation necessary for the driving of an unmanned vehicle. The sensor cleaning system includes i) a vehicle behavior detecting unit that continuously measures a pitch, roll, and vertical acceleration of the unmanned vehicle; ii) a detergent supply unit that intermittently supplies a detergent for cleaning the sensor when the pitch or the roll is changed from a negative value to a positive value within a predetermined time range and the vertical acceleration falls within a predetermined acceleration range; and iii) a detergent spray unit that is connected to the detergent supply unit and sprays the detergent onto the sensor for cleaning.

Provided is a decontaminant generating system including an active species generation unit configured to generate an active species for decontamination, a gas-liquid mixing unit configured to form reaction activated water by dissolving the active species for decontamination generated from the active species generation unit in an aqueous solution, a decontaminant mixing unit configured to form a decontaminant by mixing the reaction activated water formed in the gas-liquid mixing unit with a decontamination composition in a granular form, a powder form, or both forms, a storage configured to store the decontaminant formed in the decontaminant mixing unit, a spraying unit configured to spray the decontaminant stored in the storage, and an integrated control unit configured to control operating variables and perform monitoring in real time.

A method of augmenting cyber-attack campaign data for identifying an attack group includes: selecting one of a plurality of cyber-attack campaign data for a selected target group from among a plurality of attack groups as seed campaign data; replacing a first TTP included in a TTP sequence of the selected seed campaign data with a second TTP included in a synonym range; and applying a TTP sequence including the replaced second TTP as cyber-attack campaign data for the target group, wherein the replacing the first TTP with the second TTP includes replacing the first TTP with the second TTP that satisfies predefined condition setting information from among a plurality of TTPs included in a synonym range of the first TTP.

Provided is a method for an electronic device for obtaining image information about a target may include identifying, based on information about a mission plan set for the electronic device to photographing a target, a flight time for the electronic device to fly, a first flight path for the electronic device to fly, and first photographing mission information for the electronic device to photograph a first target on the first flight path, obtaining first wind information identified in response to the flight time and the first flight path, calculating, based on a first flight speed at which the electronic device flies on the first flight path and the first wind information, a first corrected shooting path section for correcting a first default shooting path section set on the first flight path for photographing the first target, and obtaining first image information of photographing the first target in the first corrected shooting path section.

There are provided a surface pollution environment precision simulation system using uniform droplet dropping and a control method for the same, which is capable of precisely simulating and controlling a field pollution environment required in test and evaluation procedures for chemical agents or the like by controlling an inkjet-type droplet generation device so that uniform droplet dropping is performed within a contaminated area according to set conditions. Furthermore, by precisely controlling variables such as spraying amount, droplet size, spraying frequency, and software operation of the simulation equipment to implement a surface pollution environment of a chemical agent required in the test and evaluation, it is possible not only to prevent residual amounts from remaining at the equipment outlet but also to significantly improve the efficiency and reliability of the test and evaluation method for measuring the performance of surface chemical agent detection equipment and devices.

A simultaneous ignition method for a hollow modular charge using a cluster laser according to the present invention can maximize an intensity of a laser beam per unit area radiated to a gunpowder coating part ( 39 ) by adjusting a path of the laser beam from first, second, third, fourth, fifth, and sixth laser oscillators ( 11, 12, 13, 14, 15, 16 ) igniting the gunpowder coating parts ( 39 ) through one-to-one matching with unit charges Nos. 1, 2, 3, 4, 5, and 6 ( 31, 32, 33, 34, 35, 36 ) having a charge inner diameter ( 38 ) as they goes away due to the linear arrangement of the unit charges Nos. 1, 2, 3, 4, 5, and 6 ( 31, 32, 33, 34, 35, 36 ), thereby simultaneously igniting a plurality of lasers in a cluster-shaped combination.

Provided herein is an automation device for identifying and collecting biological agents, which improves user convenience and enhances operational efficiency by integrating the collection and identification processes. The automation device includes: a collection unit including a movable filter tray; and an identification unit disposed apart from the collection unit and configured to wash and store collected biological agents, where a filter assembly may be mounted on the filter tray, the filter assembly being configured to collect biological agents by passing external air through a filter, and the filter coupled inside the filter assembly may be configured to automatically rotate as the filter tray moves to the identification.

Proposed is a method for tracking a cyber-attack to be performed by a cyber-attack tracking device including a memory and a processor. The method may include determining a plurality of behavior events performed by network devices in one or more domains, and mapping the plurality of the behavior events onto metadata of preset standards. The method may also include generating relationship data indicating a relationship between behavior events mapped onto metadata designated as a preset group based on the metadata mapped onto the behavior events. The method may further include counting a number of behavior events related to a preset suspected behavior among behavior events having a relationship data same as a relationship data of a first behavior event to calculate score for the relationship data including the first behavior event.