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.

Abstract: There is provided a semiconductor manufacturing apparatus comprising: a cassette station 16 in which wafers 18 are loaded; a stand-by conveying robot 10 for taking the wafers 18 out of the cassette station 16; a load lock chamber 12 in which the wafers 18 taken by the stand-by conveying robot 10 are accommodated; and a reaction chamber 14 placed in contact with the load lock chamber 12, the reaction chamber 14 having a shuttle blade 20 for drawing the wafers accommodated in the load lock chamber out of the load lock chamber 12 in a vacuum state and loading etched wafers in the load lock chamber, a rotary robot 26 for rotatively transferring the wafers taken out of the load lock chamber to be placed on the shuttle blade 20, and a heater stage 24 for etching the wafers transferred by the rotary robot 26 using a plasma generator 28, in which a pre-heating part 22 is placed above the shuttle blade 20, for pre-heating the wafers transferred into the reaction chamber 14 from the load lock chamber 12 before they are