Abstract: A belt connection structure for a vehicle is provided. The belt connection structure includes a damper pulley mounted on a crankshaft of an engine, a water pump mounted on the engine separated in an upward direction from the damper pulley, a mild hybrid starter and generator on an upper part of the engine separated from the water pump, and an air conditioner mounted on the engine separated from the compressor damper pulley. A first belt connects the damper pulley, water pump, and mild hybrid starter and generator and a second belt connects the damper pulley and the air conditioner compressor. A first tensioner is mounted on the mild hybrid starter and generator and selectively in contact on the first belt to adjust a tension and a second tensioner is mounted on a chain cover and selectively in contact under the first belt to adjust the tension of the first belt.

Abstract: A tensioner mounting structure for the vehicle mounted for adjusting a tension of a first belt in an engine including a water pump and a mild hybrid starter and generator that are connected to a damper pulley mounted on a crankshaft provided in a cylinder block through the first belt, and an air conditioner compressor connected to the damper pulley through a second belt, may include a first tensioner mounted on the mild hybrid starter and generator between the water pump and the mild hybrid starter and generator; and a second tensioner mounted on a chain cover mounted on the engine between the damper pulley and the mild hybrid starter and generator.

Abstract: Methods, systems, and media for presenting media content in response to a channel change request are provided. In some implementations, methods for presenting media content in response to a channel change request are provided, the methods comprising: causing media content provided on a first channel to be presented in a first display area on a first screen; receiving, at a hardware processor, a request to switch to a second channel; in response to receiving the request to switch to the second channel, causing thumbnail content corresponding to the second channel to be presented in the first display area; determining whether media content provided on the second channel is ready for presentation; and in response to determining that the media content provided on the second channel is ready for presentation, causing the media content provided on the second channel to be presented in the first display area.

Abstract: The present disclosure relates to an organic light emitting device.

Abstract: The present disclosure relates to an ionic compound including an anion group of Chemical Formula 1, and a coating composition and an organic light emitting device including the same.

Abstract: An electronic circuit includes an analog to digital converter (ADC) and a noise coupling filter. The ADC generates a digital output signal based on a first analog signal and a second analog signal. The noise coupling filter generates the second analog signal to be fed back for an input to the ADC, based on a first quantization error signal associated with converting the first analog signal to the digital output signal. The noise coupling filter performs noise shaping on a digital error signal derived from the quantization error signal and generates the second analog signal from a result of the noise shaping, using a clock in the digital domain.

Abstract: An analog-to-digital converter (ADC) is provided. The ADC comprises an input terminal configured to receive input signals, a digital-to-analog converter (DAC), a first switch configured to control a connection between the DAC and the input terminal, a comparator, a second switch configured to control a connection between the DAC and the comparator, and a controller configured to control the first switch, the second switch, the DAC and the comparator.

Abstract: The present disclosure relates to a coating composition and an organic light emitting device.

Abstract: The present disclosure relates to a wheel driving device and a wheel driving method for a hybrid construction machine, in which in a construction machine having wheels, particularly, a hybrid wheel loader, by small-capacity low-speed electric motors, small-capacity high-speed electric motors, transmissions each having a clutch, and a control unit which are installed for all of the wheels each, the wheel driving device drives the low-speed electric motor during low-speed driving and drives the high-speed electric motor during high-speed driving by turning on and off the clutch during the low-speed driving and the high-speed driving, thereby reducing manufacturing costs of the wheel driving device, improving fuel economy of the construction machine, reducing abrasion of tires mounted on the wheels, improving durability of the tires, and ensuring traveling stability.

Abstract: The present specification provides a coating composition including a fluorene derivative, an organic light emitting device formed using the coating composition, and a method for manufacturing the same.

Abstract: An engine includes: a crankshaft pulley; a motor/generator mounted to a side of the engine and including a motor pulley; an auxiliary driving device pulley; a dual tensioner including a tensioner arm of which a first idler pulley is mounted to a first end of the tension arm and a second idler pulley is mounted to a second end of the tension arm, and the tensioner arm rotatable around a center of the motor/generator and a belt connecting the crankshaft pulley, the motor pulley, the auxiliary driving device pulley, the first idler pulley, and second idler pulley.

Abstract: There is provided a pulley system for a crankshaft, the pulley system including: a crankshaft rotatably supported by a cylinder block; a crank pulley connected to one end of the crankshaft, and having an accessory belt wrapped the crank pulley; a crank timing pulley connected to one end of the crankshaft, and having a timing belt wrapped around the crank timing pulley; a timing belt cover mounted on a front wall of the cylinder block, and having an opening through which a portion of the crank pulley passes; and a stopper structure restricting the accessory belt from moving into an inner space of the timing belt cover. In particular, the timing belt and the crank timing pulley are placed in the inner space of the timing belt cover, and the crank pulley is placed in an outer space of the timing belt cover.

Abstract: A belt connection structure for a vehicle is provided. The belt connection structure includes a damper pulley mounted on a crankshaft of an engine, a water pump mounted on the engine separated in an upward direction from the damper pulley, a mild hybrid starter and generator on an upper part of the engine separated from the water pump, and an air conditioner mounted on the engine separated from the compressor damper pulley. A first belt connects the damper pulley, water pump, and mild hybrid starter and generator and a second belt connects the damper pulley and the air conditioner compressor. A first tensioner is mounted on the mild hybrid starter and generator and selectively in contact on the first belt to adjust a tension and a second tensioner is mounted on a chain cover and selectively in contact under the first belt to adjust the tension of the first belt.

Abstract: A tensioner mounting structure for the vehicle mounted for adjusting a tension of a first belt in an engine including a water pump and a mild hybrid starter and generator that are connected to a damper pulley mounted on a crankshaft provided in a cylinder block through the first belt, and an air conditioner compressor connected to the damper pulley through a second belt, may include a first tensioner mounted on the mild hybrid starter and generator between the water pump and the mild hybrid starter and generator; and a second tensioner mounted on a chain cover mounted on the engine between the damper pulley and the mild hybrid starter and generator.

Abstract: A method for preparing polybutene includes the steps of: supplying a C4 mixture to an isomerization reactor in which (i) 1-butene is isomerized into 2-butene by a hydrogen isomerization reaction using an isomerization catalyst in an isomerization zone of the isomerization reactor and (ii) iso-butene and 2-butene are separated by fractional distillation in a fractional distillation zone; supplying a C4 mixture containing 2-butene which is separated in the isomerization reactor to a skeletal isomerization reactor, in which a part of normal-butene is skeletal isomerized into iso-butene by a skeletal isomerization reaction using a skeletal isomerization catalyst, and the obtained skeletal isomerization mixture is supplied and recycled to the isomerization reactor; and supplying (i) a raw material containing the iso-butene of high concentration and which is separated from the isomerization reactor and (ii) a polymerization catalyst to a polybutene polymerization reactor and thereby producing polybutene by a polyme

Abstract: Methods, systems, and media for presenting media content in response to a channel change request are provided. In some implementations, methods for presenting media content in response to a channel change request are provided, the methods comprising: causing media content provided on a first channel to be presented in a first display area on a first screen; receiving, at a hardware processor, a request to switch to a second channel; in response to receiving the request to switch to the second channel, causing thumbnail content corresponding to the second channel to be presented in the first display area; determining whether media content provided on the second channel is ready for presentation; and in response to determining that the media content provided on the second channel is ready for presentation, causing the media content provided on the second channel to be presented in the first display area.

Abstract: Methods, systems, and media for presenting media content in response to a channel change request are provided. In some implementations, methods for presenting media content in response to a channel change request are provided, the methods comprising: causing media content provided on a first channel to be presented in a first display area on a first screen; receiving, at a hardware processor, a request to switch to a second channel; in response to receiving the request to switch to the second channel, causing thumbnail content corresponding to the second channel to be presented in the first display area; determining whether media content provided on the second channel is ready for presentation; and in response to determining that the media content provided on the second channel is ready for presentation, causing the media content provided on the second channel to be presented in the first display area.

Abstract: There are disclosed an apparatus and a method for selectively preparing a high reactivity polybutene, a midrange reactivity polybutene and a non-reactive polybutene in a single plant. The apparatus for selectively preparing a reactive polybutene and a non-reactive polybutene, comprises: a reactive polybutene polymerization catalyst feeder for polymerization of the reactive polybutene; a non-reactive polybutene polymerization catalyst feeder for polymerization of the non-reactive polybutene; and a reactor for polymerizing a reactant including isobutene into polybutene, wherein the reactive polybutene polymerization catalyst feeder provides a catalyst to yield the reactive polybutene; and the non-reactive polybutene polymerization catalyst feeder provides a catalyst to yield the non-reactive polybutene.

Abstract: Provided is a ground reinforcement structure installed on a ground (10) in which a sandy soil layer (11) having a weak surface layer is provided and thus large-caliber excavation is difficult to be performed, the ground reinforcement structure including a ground reinforcement material (100) including: an expansion-type steel pipe (110) inserted to be installed in a small-caliber drilled portion (A) having a diameter of 51 mm to 61 mm and expanded by hydraulic pressure; and a settlement member (120) coupled to a rear end of the expansion-type steel pipe (110). Here, the expansion-type steel pipe (110) is inserted into the sandy soil layer (11), and the settlement member (120) is inserted into a rock layer (12). In this case, the settlement member (120) of the ground reinforcement structure according to the present invention is fixed to the rock layer (12), fixing force is excellent.

Abstract: Disclosed a method for preparing polybutene by using a catalyst including normal propanol, wherein the polybutene has 40 to 70% of vinylidene content and 10% or more of tetra-substituted double bond content by using a complex catalyst including normal propanol as a cocatalyst and a main catalyst such as boron trifluoride. The method comprises: introducing, to a raw reaction material including 10 wt % or more of isobutene, a complex catalyst including normal propanol as a cocatalyst and boron trifluoride as a main catalyst; and polymerizing the raw reaction material at a reaction temperature of ?33 to 33° C. under a reaction pressure of 3 to 50 kg/cm2, wherein the vinylidene content is adjusted by adjusting the reaction temperature.