Abstract: A shock fatigue testing device for a powertrain mount includes: a main frame having a guide support vertically extending from a base plate and a mounting plate coupled to the guide support; a first mount jig mounted to the mounting plate and configured to support the upper portion of a mount member; a second mount jig mounted to a lower portion of the mount member and configured to support the lower portion of the mount member; a weight portion fixed to the second mount jig and configured to apply a load to the mount member; and a vibration portion configured to continuously provide vibration to the base plate to vibrate the weight portion using the main frame, the first mount jig, and the second mount jig as media.

Abstract: A vehicular aerodynamic performance improvement apparatus is provided. The apparatus includes an air current regulator to extend out of and retract into a rear section of a vehicle, and regulate air current that flows along a roof of the vehicle toward an opposite direction from a forward traveling direction of the vehicle, a lamp provided on the air current regulator, and a driver to generate a drive force to operate the air current regulator.

Abstract: Disclosed are a supply apparatus for a fixed amount of washed rice and an instant rice manufacturing system having same. The supply apparatus for a fixed amount of washed rice according to one embodiment of the present invention comprises: a washed rice hopper provided at one side of an apparatus body and forming a place where washed rice is stored therein; a plurality of upper chutes which are provided in the lower region of the washed rice hopper and through which the washed rice in the washed rice hopper falls individually; a plurality of lower chutes provided in the same number as the upper chutes, spaced apart from each other in the lower region of the upper chutes, and supplying the washed rice falling from the upper chutes to instant rice containers; and a washed rice delivery unit which is disposed between the upper chutes and the lower chutes, is at least partially movable, and simultaneously delivers the washed rice on the upper chute sides to the lower chutes.

Abstract: A variable spoiler apparatus including a spoiler unit movably provided in a rear section of a vehicle and configured to extend or be tilted toward a direction opposite from a forward traveling direction of the vehicle according to a traveling mode of the vehicle and a rear lamp provided in the spoiler unit and configured to emit light toward the direction opposite from the forward traveling direction.

Abstract: The present invention relates to an electrolyte additive composition comprising lithium salt of bisfluorosulfonylimide and at least one selected from the group consisting of Cs+ ion and Rb ion+.

Abstract: Provided is a tooth whitening device capable of performing tooth whitening treatment. The tooth whitening device can be disposable. The tooth whitening device comprises: a main frame provided in a horseshoe shape and having a whitening groove in which teeth can be fitted; a support member coupled to the main frame; a plurality of light-emitting members installed inside the main frame and configured to emit light during tooth whitening; a fluid storage member positioned to extend through the insides of the main frame and the support member, and configured to store a fluid such as saliva flowing out of the mouth during the tooth whitening; and a control member for controlling a light-emitting time or operation of the light-emitting member, wherein the whitening groove is coated with a gel-type whitener.

Abstract: The present invention relates to a method for producing high-purity cesium bisfluorosulfonylimide to improve stability against the explosion of a battery by forming an effective solid electrolyte interphase (SEI) layer on an electrode surface.

Abstract: An electronic device and a power control method of an electronic device are provided.

Abstract: An electronic device and a power control method of an electronic device are provided.

Abstract: An electronic device is disclosed that includes a housing, a universal serial bus (USB) connector exposed through one region of the housing, a wireless communication circuitry supporting short-range wireless communication, at least one processor electrically connected with the USB connector and the wireless communication circuitry, and a memory electrically connected with the processor. The memory stores instructions, when executed, causing the at least one processor to, while the USB connector is connected with a first external device and while the wireless communication circuitry performs wireless communication with a second external device, determine a wired communication state with the first external device through the USB connector and adjust a power saving scheme for the wireless communication based at least in part on the determined state. In addition, various embodiments recognized through the specification are possible.

Abstract: An electronic device and a power control method of an electronic device are provided.

Abstract: Provided is a tooth whitening device capable of performing tooth whitening treatment. The tooth whitening device can be disposable. The tooth whitening device comprises: a main frame provided in a horseshoe shape and having a whitening groove in which teeth can be fitted; a support member coupled to the main frame; a plurality of light-emitting members installed inside the main frame and configured to emit light during tooth whitening; a fluid storage member positioned to extend through the insides of the main frame and the support member, and configured to store a fluid such as saliva flowing out of the mouth during the tooth whitening; and a control member for controlling a light-emitting time or operation of the light-emitting member, wherein the whitening groove is coated with a gel-type whitener.

Abstract: An electronic device is disclosed that includes a housing, a universal serial bus (USB) connector exposed through one region of the housing, a wireless communication circuitry supporting short-range wireless communication, at least one processor electrically connected with the USB connector and the wireless communication circuitry, and a memory electrically connected with the processor. The memory stores instructions, when executed, causing the at least one processor to, while the USB connector is connected with a first external device and while the wireless communication circuitry performs wireless communication with a second external device, determine a wired communication state with the first external device through the USB connector and adjust a power saving scheme for the wireless communication based at least in part on the determined state. In addition, various embodiments recognized through the specification are possible.

Abstract: An electronic device according to various embodiments includes a housing; a user interface; a wireless communication circuit disposed in the housing; a wired communication interface exposed through the housing; a processor disposed in the housing and electrically connected to the user interface, the wireless communication circuit, and the wired communication interface; and a memory disposed in the housing and electrically connected to the processor, wherein the memory stores instructions that, when executed by the processor, cause the electronic device to establish a first communication channel with an external electronic device including a storage using the wireless communication circuit and/or the wired communication interface so that the electronic device operates as a device and the external electronic device operates as a host, to exchange information with the external electronic device through the first communication channel, and to establish a second communication channel with the external electronic d

Abstract: An electronic device according to various embodiments includes a housing; a user interface; a wireless communication circuit disposed in the housing; a wired communication interface exposed through the housing; a processor disposed in the housing and electrically connected to the user interface, the wireless communication circuit, and the wired communication interface; and a memory disposed in the housing and electrically connected to the processor, wherein the memory stores instructions that, when executed by the processor, cause the electronic device to establish a first communication channel with an external electronic device including a storage using the wireless communication circuit and/or the wired communication interface so that the electronic device operates as a device and the external electronic device operates as a host, to exchange information with the external electronic device through the first communication channel, and to establish a second communication channel with the external electronic d

Abstract: An electronic device and a power control method of an electronic device are provided.

Abstract: A method for providing an expected arrival time of bus stops or major bus stops to bus passengers is disclosed. The method includes the steps of: a) collecting traffic information including a on-board device ID, a roadside base station ID and a pass time from the roadside base station; b) computing an average traffic speed of each section based on the collected traffic information and computing time required for arriving to each bus stop from a roadside base station based on the computed average traffic speed of each section; and c) at the bus information server, transmitting the computed time required for arriving to each bus stop from the roadside base station in order to expected arrival time of each bus station and time required for arriving at each bus stop through a display device to passengers of a bus by using the roadside base station and on-board device.

Abstract: An optical sheet optimization method includes the steps of: extracting a statistic sample using transmissivity, haze data and luminance data of an optical diffusion sheet corresponding to the transmissivity and the haze data; making a regression model for the extracted statistic sample; calculating a regression coefficient to minimize an error term (residual) of the regression model and deriving a regression expression using the calculated regression coefficient; and predicting a luminance of the optical diffusion sheet due to changes of the transmissivity and the haze data using the derived regression expression.

Abstract: An optical sheet optimization method includes the steps of: extracting a statistic sample using transmissivity, haze data and luminance data of an optical diffusion sheet corresponding to the transmissivity and the haze data; making a regression model for the extracted statistic sample; calculating a regression coefficient to minimize an error term (residual) of the regression model and deriving a regression expression using the calculated regression coefficient; and predicting a luminance of the optical diffusion sheet due to changes of the transmissivity and the haze data using the derived regression expression.

Abstract: A method for providing an expected arrival time of bus stops or major bus stops to bus passengers is disclosed. The method includes the steps of: a) collecting traffic information including a on-board device ID, a roadside base station ID and a pass time from the roadside base station; b) computing an average traffic speed of each section based on the collected traffic information and computing time required for arriving to each bus stop from a roadside base station based on the computed average traffic speed of each section; and c) at the bus information server, transmitting the computed time required for arriving to each bus stop from the roadside base station in order to expected arrival time of each bus station and time required for arriving at each bus stop through a display device to passengers of a bus by using the roadside base station and on-board device.