Abstract: A semiconductor device includes a substrate and first and second gate electrodes on the substrate. The first gate electrode includes a first gate insulation film having a bottom portion on the substrate and sidewall portions extending from the bottom portion and away from the substrate defining a first trench having a first width and a first functional film filling the first trench. The second gate electrode includes a second gate insulation film having a bottom portion on the substrate and sidewall portions extending from the bottom portion defining a second trench having a second width different from the first width, a second functional film conforming to the second gate insulation film in the second trench and defining a third trench, and a metal region in the third trench. The first width may be less than the second width.

Abstract: The present invention relates to a ligand compound, a catalyst system for olefin oligomerization, and a method for oligomerizing olefins using the same. The ligand compound according to the present invention has a structure in which a substituent is substituted in the trans form, and thereby when used for olefin oligomerization, the activity of the catalyst used and the selectivity of 1-hexene and 1-octene can be increased.

Abstract: An embedded board includes an insulating layer and an electronic device embedded in the insulating layer. A first circuit pattern is embedded to contact a bottom surface of the insulating layer, and a second circuit pattern protrudes from the bottom surface of the insulating layer. A via is bonded to the device and the second circuit pattern.

Abstract: An air conditioner (AC) indoor unit includes a housing having an inlet and an outlet; a heat exchanger arranged inside the housing; a blower fan for sucking in air at the inlet to be subject to heat exchange with the heat exchanger, and discharging the heat-exchanged air out of the outlet; and an air flow control device for controlling an air flow discharged from the outlet by sucking in air around the outlet. The AC indoor unit may control the direction of a discharged air flow without a conventional blade structure, thereby increasing an amount of discharged air, reducing circulation noise, and enabling design differentiation.

Abstract: There is provided a printed circuit board including: a first insulating layer; a first circuit pattern formed on a first surface of the first insulating layer; an adhesive layer provided on a second surface of the first insulating layer; and an electronic component disposed on the adhesive layer and enclosed by the first insulating layer and a second insulating layer formed on the first insulating layer.

Abstract: Disclosed is a shift register which is an embedded shift register using an oxide transistor is capable of improving output performance, operation range and output stability, and a display device using the same. In the shift register, each stage includes at least two light shielding layers individually overlapped with the transistors of the stage by dividing the transistors into at least two regions, and a connection transistor selectively applying a voltage to a first shielding layer overlapped with the pull-up transistor of the two light shielding layers to allow the first light shielding layer to float.

Abstract: A reactive power compensator includes a plurality of phase clusters each including a plurality of cells, and a controller configured to control the plurality of phase clusters. When an energy error is generated in each of the plurality of phase clusters, the controller performs control to compensate for the energy error by generating an offset signal having a zero sequence component based on an error energy value of each of the plurality of phase clusters.

Abstract: The present invention relates to a method and apparatus for acknowledgement (ACK) transmission in a WLAN. A station receives a plurality of data frames from a plurality of other stations and then transmits an ACK for the plurality of data frames to the plurality of stations. The ACK is a multi-user (MU) block ACK frame which includes a plurality of block ACKs for the plurality of stations. One block ACK includes at least one ACK for at least one data frame that is received from one station.

Abstract: A method is provided for transmitting data in a wireless local area network. A transmitter generates an encoded data unit by performing a channel coding to transmission data to be included in a data field of a physical layer protocol data unit (PPDU). The transmitter generates at least one spatial block by re-arranging the encoded data unit, and divides each spatial block of at least one spatial block into two frequency segments. A bandwidth of each frequency segment is half of a bandwidth of the each spatial block. The transmitter interleaves the two frequency segments to generate a first interleaved segment and a second interleaved segment, respectively, and generates first and second mapped sequences by respectively mapping the first and second interleaved segments into a signal constellation. The transmitter performs an Inverse Discrete Fourier Transform (IDFT) on the first and second mapped sequences to generate and transmit a transmission signal.

Abstract: A method for selecting a channel in a wireless local area network, and a device therefore. The method according to one embodiment includes receiving an extended quiet interval element from an access point. The extended quiet interval element indicates that at least one of a primary channel and a secondary channel is to be quieted during a quiet interval for a radar detection. The method according to the embodiment includes quieting the indicated channel during the quiet interval.

Abstract: The present invention relates to a 5th-generation (5G) or pre-5G communication system, which is to be provided for supporting a higher data transmission rate after the 4th-generation (4G) communication system, such as long term evolution (LTE). The present invention provides a method for receiving a signal in a multi-carrier system, the method comprising the steps of: performing, with respect to an input signal, a waveform pre-processing operation on the basis of at least one of an equalizing operation and a filtering operation; checking whether the waveform pre-processed signal is a Gaussian proximity signal; and performing soft-de-mapping with respect to the waveform pre-processed signal on the basis of a result of the checking.

Abstract: A medical imaging apparatus and a method of generating a medical image that are capable of generating a Doppler image by using a Doppler effect as well as an ultrasound image are disclosed. The method of generating a medical image includes: acquiring received signals; acquiring an ultrasound image and displaying the acquired ultrasound image; acquiring a Doppler signal corresponding to a sample volume that is set on the ultrasound image, based on the received signals; generating a Doppler image based on the Doppler signal and displaying the generated Doppler image; receiving a user input for moving a location of the sample volume; and suspending, if the user input is received, the displaying of the Doppler image and updating the ultrasound image.

Abstract: A fan-out fingerprint sensor package includes a first connection member having a through-hole, a fingerprint sensor disposed in the through-hole, an encapsulant encapsulating at least portions of the first connection member and the fingerprint sensor, and a second connection member disposed on the first connection member and an active surface of the fingerprint sensor. The first connection member includes a distribution layer. The second connection member includes a first insulating layer disposed on the distribution layer and the active surface, a redistribution layer disposed on the first insulating layer, a first via connecting the redistribution layer to a connection pad of the fingerprint sensor, and a second via connecting the redistribution layer to the distribution layer. The first via passes through the first insulating layer and at least a portion of the encapsulant, and the second via passes through the first insulating layer.

Abstract: A board for an electronic component package includes a wiring part on which an electronic component is disposed, wherein the wiring part includes an insulating layer, a signal transferring wiring electrically connected to the electronic component, and an electrical testing wiring electrically disconnected from the electronic component, and the electrical testing wiring includes conductive patterns formed on both surfaces of the wiring part, and conductive vias electrically connecting the conductive patterns to each other.

Abstract: Disclosed are a glossy pigment having a hollow structure and a method for producing the same. The glossy pigment having a hollow structure according to the present invention comprises: a hollow which penetrates through the center of the inside thereof; and a metal oxide coating layer which covers a part or all of the hollow, wherein the metal oxide coating layer has a hollow structure having a thickness of 0.1-3 ?m.

Abstract: Discussed are a built-in gate driver capable of improving output characteristics of the gate driver by reducing load of clock lines and a display device using the same. The built-in gate driver can include a shift register, a first clock group and a second clock group located in a non-display region of a display panel. The shift register includes a plurality of stages for individually driving gate lines of a display region. The first clock group includes clock lines arranged at a first side of the shift register. The second clock group includes clock lines arranged at a second side of the shift register. Each of the clock lines includes a main line and a branch line branched from the main line and connected to a corresponding stage. A branch line belonging to a corresponding clock group of any one of the first and second clock groups does not overlap a main line belonging to the other clock group.

Abstract: The present invention relates to a 1-octene composition. The 1-octene composition according to the present invention is prepared by ethylene oligomerization and comprises a high content of 1-octene and monomers useful for copolymerization of 1-octene at the same time.

Abstract: There are provided a fan-out sensor package and an optical fingerprint sensor module including the same. The fan-out sensor package includes: a connection member having a through-hole; an image sensor disposed in the through-hole of the connection member and having an active surface having connection pads disposed thereon and an inactive surface opposing the active surface; an encapsulant encapsulating at least portions of the connection member, the image sensor, and an optical lens; and a redistribution layer disposed on the connection member, the image sensor, and the optical lens. The connection member includes a wiring layer, and the redistribution layer electrically connects the wiring layer and the connection pads to each other.

Abstract: A power divider is provided with a structure that diagnoses whether a correct connection is achieved. The power divider includes a first line that is configured to connect an antenna to a first unit and a second line that is configured to connect the antenna to a second unit. A resistor is configured to allow a current flowing from the second unit to the second line to be applied to a ground terminal. Additionally, a capacitor is disposed on the second line to prevent the current applied to the second line from flowing to the first line.

Abstract: Semiconductor devices including a dummy gate structure on a fin are provided. A semiconductor device includes a fin protruding from a substrate. The semiconductor device includes a source/drain region in the fin, and a recess region of the fin that is between first and second portions of the source/drain region. Moreover, the semiconductor device includes a dummy gate structure overlapping the recess region, and a spacer that is on the fin and adjacent a sidewall of the dummy gate structure.