Patents Assigned to HANWHA LAND SYSTEMS CO., LTD.
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Patent number: 9981518Abstract: An apparatus for controlling an amphibious vehicle includes an engine, a land propeller generating a propulsion force on land, a water propeller generating a propulsion force on water, a power distributor distributing power to the land propeller and the water propeller, a transmission for changing a shift ratio of the power supplied to the land propeller, and a controller, wherein the controller selects and executes one of a land mode for controlling travel on land, a water mode for controlling travel on the water, and a transition mode controlling the travel in a transition region, and the controller maintains an engine output torque in the land mode to be constant and maintains an engine output speed in the water mode and the transition mode to be constant.Type: GrantFiled: December 22, 2017Date of Patent: May 29, 2018Assignee: HANWHA LAND SYSTEMS CO., LTD.Inventor: Kyung Won Han
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Publication number: 20180143640Abstract: A following system according to an embodiment, in which a mobile robot follows a moving object, includes a first camera and a mobile robot. The first camera is worn by the moving object and is used to photograph a scene in front of the moving object. The mobile robot includes a second camera for photographing a scene in front of the mobile robot, and acquires a following path according to a first front image from the first camera and a second front image from the second camera.Type: ApplicationFiled: September 2, 2015Publication date: May 24, 2018Applicant: HANWHA LAND SYSTEMS CO., LTD.Inventors: HeeSeo CHAE, JaeChan PARK
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Patent number: 9950703Abstract: A vehicle with independently driven multiple axles and a controller which independently drives the multiple axles are disclosed. The controller includes a first controller which determines a target control value including at least one of a mechanical steering angle of each of a plurality of wheels of a vehicle, a target yaw moment of the vehicle, a target longitudinal force of the vehicle, and a target wheel speed of each of the plurality of wheels; and a second controller which determines wheel torques of the plurality of wheels, which drive the plurality of wheels independently, based on the target control value, wherein the wheel torques of the plurality of wheels are different from one another.Type: GrantFiled: June 23, 2014Date of Patent: April 24, 2018Assignee: HANWHA LAND SYSTEMS CO., LTD.Inventors: Jong-seok Lee, Kyoung-su Yi, Won-gun Kim, Soung-yong Joung
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Patent number: 9946955Abstract: An image registration method for registering a first image taken from a first viewpoint and a second image taken from a second viewpoint is disclosed. The method includes obtaining a first reference image by photographing a reference target from a first viewpoint; obtaining a second reference image by photographing the reference target from a second viewpoint; obtaining reference coordinate-difference values that indicate difference in coordinates of corresponding pixels between the first reference image and the second reference image; obtaining parallax registration-error values based on a distance of a photographing target from the first viewpoint and the second viewpoint; obtaining a registration result of a first image of the photographing target taken from the first viewpoint and the second image of the photographing target taken from the second viewpoint based on the reference coordinate-difference values; and correcting the registration result based on the parallax registration-error values.Type: GrantFiled: October 14, 2015Date of Patent: April 17, 2018Assignees: HANWHA LAND SYSTEMS CO., LTD., Hanwha Techwin Co., Ltd.Inventor: Jaeyoon Oh
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Patent number: 9934585Abstract: There are provided an apparatus and method for registering images. The apparatus includes at least one processor configured to implement: a first transform model estimator configured to generate a first transform model based on corresponding feature points between a first image and a second image; a second transform model estimator configured to generate a second transform model based on corresponding feature points between a first partial image of the first image and a second partial image of the second image, the second partial image being generated based on the first partial image; and a registrator configured to register the first image and the second image by transforming the first partial image using the first transform model and the second transform model.Type: GrantFiled: October 1, 2015Date of Patent: April 3, 2018Assignees: HANWHA LAND SYSTEMS CO., LTD., Hanwha Techwin Co., Ltd.Inventor: Jaeyoon Oh
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Patent number: 9919431Abstract: A charge feeding system includes: a frame extending in a direction parallel to a direction of gravity; a plurality of grippers which are attached to the frame, spaced apart from one another in the extension direction of the frame, and independently open and close to grip charges loaded in a charge loading unit; a tray configured to pass through locations where the grippers are disposed along the extension direction of the frame, and transfer the charges between the grippers; and a controller configured to control opening and closing of the grippers and movement of the tray.Type: GrantFiled: November 12, 2015Date of Patent: March 20, 2018Assignee: HANWHA LAND SYSTEMS CO., LTD.Inventors: Jaeyi Oh, Sehoon Cho, Jinkook Lim, Seungryul Oh
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Patent number: 9902275Abstract: Provided is an electric vehicle capable of reciprocally supplying electricity with another vehicle which includes: a power connector; a communication connector; a DC/DC converter used for charging or discharging an internal battery pack; a charging relay for preventing an inrush current during charging; and a display. While moving at the same speed as the other vehicle, the electric vehicle is capable of performing charging or discharging when a connection is maintained between a power connector of the other vehicle and the power connector of the electric vehicle.Type: GrantFiled: December 17, 2013Date of Patent: February 27, 2018Assignee: HANWHA LAND SYSTEMS CO., LTD.Inventors: SungEun Park, Heeseo Chae
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Patent number: 9859723Abstract: Provided is a vehicle controlling apparatus including: an inputter configured to detect an event; a battery manager configured to check a first battery charge/discharge range corresponding to a range for preventing a decrease in a lifespan of a battery and configured to determining whether the first battery charge/discharge range is equal to a second battery charge/discharge range corresponding to a range for the event, wherein if the first battery charge/discharge range is different from the second battery charge/discharge range, the battery manager is configured to set a third battery charge/discharge range corresponding to the second battery charge/discharge range; a memory configured to store the third battery charge/discharge range; and a controller configured to control charging or discharging of the battery within the third battery charge/discharge range.Type: GrantFiled: April 22, 2015Date of Patent: January 2, 2018Assignee: HANWHA LAND SYSTEMS CO., LTD.Inventors: Heeseo Chae, Yongjoon Chang, Youngsik Oh
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Patent number: 9802321Abstract: Provided is a mini integrated control device including a first control unit for receiving large-scale sensor data generated while an autonomous driving robot is operated and performing large-scale calculations in parallel, a second control unit for performing the large-scale calculations in parallel together with the first control unit, a micro control unit for monitoring a state of power of the robot, monitoring obstacles located near the robot, controlling a motor of the robot, controlling a relay module of the robot, and communicating with the first control unit, and a power supply for controlling supply of power.Type: GrantFiled: November 26, 2013Date of Patent: October 31, 2017Assignee: HANWHA LAND SYSTEMS CO., LTD.Inventors: Jae Hyung Kim, Dong Shin Kim, Byung Chan Jung
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Patent number: 9751520Abstract: Provided is a method of controlling a vehicle, the method including: determining a driving mode based on a speed of the vehicle and a user-selected driving mode, the determining the driving mode comprising driving the vehicle using power supplied from at least one power supply source of power supply sources, the power supply sources including: 1) first and second engine generators, each configured to generate power by using turning force; 2) a battery charged by the first or second engine generator; and 3) an ultra capacitor charged by the first or second engine generator; and determining an alternative driving mode comprising switching from the at least one power supply source of the power supply sources to another power supply source of the power supply sources to drive the vehicle if a failure occurs in the at least one power supply source of power supply sources.Type: GrantFiled: July 16, 2014Date of Patent: September 5, 2017Assignee: HANWHA LAND SYSTEMS CO., LTD.Inventor: Hee Seo Chae