Lg Electronics Inc.

Hyundai Motor Company

Kia Motors Corporation

Kia Corporation

Seoul National University

Destinpower Inc.

Minjae Kim

Taeyoung Kim

Sijin Kim

Eunjung Lee

Hokyun Kang

Jinhak Choi

Sungho Woo

Suchul Kim

Yeonwoo Kim

Honggyun Jin

Jeonghun Kim

Hyukjae Jang

Kiwon Park

Jungseok Lee

Chan Jaegal

Minsick Park

Minjin Lee

Taejung Kwon

Sukjin Chang

Hee Yong Choi

Soonhyung Hwang

Jaeheon Jeong

Sungsoon Jang

Hyorim Kim

Seung Suk Yoon

Jiyong Yoo

Minho Kwon

Donghee Han

Youngbin Yim

Sewan Choi

Jeongwoo Han

Minkook Kim

Byeonggill Han

Sehyung Jung

Daeki Yang

Seongjin Oh

Yuna Seo

Seongjo Kim

Youngbae Lee

An apparatus of controlling an engine includes a controller determining an inflow fuel amount adsorbed on an inner wall of a cylinder, and introduced into an oil pan based on the density of a combustion chamber and a post injection fuel amount, determining a vaporization fuel amount vaporized in the inflow fuel amount based on an operating condition of an engine, determining a consumption fuel amount consumed in the vaporization fuel amount based on the operating condition of the engine, and determining a dilution rate of the engine oil based on the inflow fuel amount, the vaporization fuel amount, and the consumption fuel amount; and a display providing an alarm to a driver when the dilution rate of the engine oil is equal to or more than a reference value.

Apparatus of controlling engine and method thereof

The present invention is to provide an image display device capable of performing various functions in association with a mobile terminal such as a smartphone or the like, and a method for controlling the same. The image display device includes a display unit, an audio output unit, a wireless communication module for a communication between a mobile terminal and a remote controller, a controller that perform control to establish a first communication connection with the mobile terminal in response to a first communication connection request received through the wireless communication module from the mobile terminal playing first content, receive the first content from the mobile terminal through a first communication and output the first content through the audio output unit, and display a user interface for controlling playback of the first content of the mobile terminal on the display unit.

Image display device and method for controlling the same

The present disclosure relates to an image display apparatus and a method thereof. The image display apparatus according to an embodiment of the present disclosure comprises: a display; an external device interface configured to perform short-range communication; and a controller configured to: when the number of external devices communicatively connected with the image display apparatus is one, or when a bandwidth usage for the short-range communication is less than a predetermined reference, transmit an entire signal to the one external device, when the number of the external devices is two or more, and the bandwidth usage is greater than or equal to the predetermined reference, acquire a plurality of channel signals from the entire signal; transmit a first channel signal to a first external device among the external devices; and transmit a second channel signal to a second external device among the external devices.

Image display apparatus and method thereof

A scroll compressor may include a compressor chamber, a back pressure chamber, a first intermediate pressure hole, a second intermediate pressure hole, a third intermediate pressure hole, a back pressure switching unit configured to selectively connect the first intermediate pressure hole and the back pressure chamber or the second intermediate pressure hole and the back pressure chamber, a capacity variable unit configured to selectively open and close a capacity variable passage, and a mode switching unit provided outside of the casing and configured to control opening and closing operations of the back pressure switching unit and the capacity variable unit. This may simplify the structure of the back pressure switching unit and the mode switching unit, thereby maintaining compactness of the compressor while installing the back pressure switching unit inside of the casing, and thus, operation reliability of the mode switching unit may be secured and maintenance facilitated.

Scroll compressor

A display device is provided to adjust sound balance between an internal speaker of the display device and an external speaker connected with the display device such that a user effectively feels a 3D sound effect. The display device includes a display, an audio output unit configured to output a sound, a wireless communication unit connected with at least one external speaker, and a controller configured to adjust speaker balance between the sound output from the audio output unit and a sound output from the external speaker.

Display device and surround sound system

A method of controlling regeneration of a particulate filter which traps particulate matter contained in an exhaust gas may include: raising, by a controller, a temperature of the exhaust gas to regenerate the particulate filter by burning the trapped particulate matter when an amount of the particulate matter trapped in the particulate filter is greater than or equal to a predetermined amount. Raising the temperature of the exhaust gas may include: raising the temperature of the exhaust gas based on a first temperature difference compensation, and raising the temperature of the exhaust gas based on a second temperature difference compensation. In particular, the first and second temperature difference compensations are calculated based on a target temperature of the exhaust gas at an upstream of the particulate filter and an actual temperature of the exhaust gas at the upstream of the particulate filter.

Method of controlling regeneration of particulate filter, exhaust system for executing the same, and non-transitory computer readable recording media

A control method of an exhaust gas purification system for a vehicle may include: determining, by an injection controller, whether a selective catalyst reduction (SCR) is actuated; determining, by the injection controller, whether a temperature of the SCR is within a set diagnosis region; deciding, by the injection controller, a normal pattern of the SCR corresponding to the temperature of the SCR; comparing, by the injection controller, the decided normal pattern of the SCR with a current performance pattern of the SCR; determining, by the injection controller, whether a current performance pattern of the SCR is an abnormal pattern; and performing, by the injection controller, a correction control based on a current abnormal pattern of the SCR.

Control method of exhaust gas purification system for vehicle

A scroll compressor may include an orbiting scroll; a non-orbiting scroll engaged with the orbiting scroll to form a pair of compression chambers between the orbiting scroll and the non-orbiting scroll; a back pressure chamber assembly coupled to the non-orbiting scroll to form a back pressure chamber to support the non-orbiting scroll toward the orbiting scroll; a first back pressure passage that connects a first intermediate pressure chamber in the compression chamber and the back pressure chamber; a second back pressure passage that connects a second intermediate pressure chamber having a higher pressure than the first intermediate pressure chamber and the back pressure chamber; and a back pressure control valve configured to selectively open and close the first back pressure passage and the second back pressure passage according to an operation mode. The back pressure control valve moves to a first position at which the first back pressure passage is open and the second back pressure passage is closed in a power operation, and moves to a second position at which the first back pressure passage is closed and the second back pressure passage is open in a saving operation.

Scroll compressor with back pressure chamber and back pressure passages

A scroll compressor including a bypass passage to guide refrigerant from a compression chamber to a low pressure portion of the compressor; a valve located in a valve receiving portion and slideable between first and second positions in which the bypass passage is respectively closed and opened; a ring-shaped seal between an outer peripheral surface of the valve and an inner peripheral surface of the valve receiving portion; and a seal groove formed in at least one of the outer peripheral surface of the valve and the inner peripheral surface of the valve receiving portion, the seal being inserted into the seal groove, wherein at least one of the outer peripheral surface of the valve, the inner peripheral surface of the valve receiving portion, and the inner peripheral surface of the seal groove has an inclined surface that is inclined in the opening/closing direction of the valve.

Scroll compressor having a capacity variable device

A scroll compressor with a first valve having a first surface to open/close between a first path and a second path; a back pressure chamber assembly or non-orbiting scroll having a third path through which a first pressure refrigerant flows, a fourth path through which refrigerant of a second pressure lower than the first pressure flows, and one end in communication with the third and fourth paths and the other end having a fifth path in communication with a second surface of the first valve; and a second valve provided where the third, fourth, and fifth paths meet and moveable between first and second positions, wherein at the first position the third and fifth paths communicate to supply the first pressure refrigerant toward the second surface, and at the second position the fourth and fifth paths communicate to supply the second pressure refrigerant toward the second surface.

Disclosed is a user interface apparatus for a vehicle, the apparatus including: a display unit configured to output stereoscopic content; an internal camera configured to acquire an image of the inside of the vehicle; and a processor configured to detect an image of a head of a user of the vehicle based on the image of the inside of the vehicle, generate pose information and movement information of the head based on the image of the head, and set a virtual head box based on a method for implementing the stereoscopic content, the pose information, and the movement information.

User interface apparatus for vehicle, and vehicle

The present technique discloses a buck-boost converter. According to a detailed example of the present invention, a number of switching elements of a buck-boost converter is reduced compared with a conventional buck-boost converter, and thereby a buck mode and a boost mode are performed with reduced overall conduction loss and switching loss. In addition, a buck-boost converter that is capable of stepping up and down an input voltage over a wide range using a single control device, that has a simple structure, that has inexpensive manufacturing costs, and that has a high circuit integration density can be realized by configuring the buck-boost converter to connect a two-phase interleaving boost converter unit to a single-phase buck converter unit.

Buck boost converter

A display device includes a display unit, a Bluetooth module configured to perform Bluetooth communication with a remote control device or a mobile terminal, an IR module configured to receive an IR signal from the remote control device, and a controller configured to control the display unit, the Bluetooth module and the IR module. The controller may transmit, to the remote control device, a Bluetooth connection stop request signal for breaking Bluetooth connection with the remote control device, if the display device enters a speaker mode for outputting audio played by the mobile terminal.

Display device

A drone including a flying unit configured to generate a lift force for flying; a communication unit configured to receive sensing data obtained in a mobile terminal from the mobile terminal; a camera configured to capture a specific object; and a controller configured to recognize at least one of a movement change of the specific object and a status change of the specific object based on the received sensing data, change a capturing composition of the specific object based on the recognized at least one of the movement change and the status change, and capture the specific object via the camera based on the changed capturing composition.

Drone and method for controlling the same

A method for transmitting and receiving data between a first device and a second device using Bluetooth low energy (BLE) in a wireless communication system supporting Bluetooth communication is disclosed. A method performed by a first device comprises the steps of: storing synchronization data of a first device and a second device when a scan request of the second device and a scan response of the first device are made in response to the advertising of the first device; and resuming the advertising on the basis of the stored synchronization data when a connection between the first device and the second device is disconnected.

Growing community of inventors

Seoul, South Korea

Minjae Kim