Abstract: Methods, systems, and devices for configuring channel state information (CSI) reference signals (RS) in mobile communication technology are described. An example method for wireless communication includes transmitting, by a network node to a wireless device, a configuration of at least one CSI-RS and a configuration of a CSI report, transmitting, based on the configuration over one or more CSI-RS resources, the at least one CSI-RS, and receiving, from the wireless device, the CSI report based on the configuration of the CSI report. The configuration of the CSI report may comprise one or more of the following: a number of CSI-RS ports related to a specific number of frequency basis vectors, or an index of a frequency basis vector corresponding to the specific number.

Abstract: An aerodynamic system for a vehicle, includes: an air duct guiding air flow from a front compartment to the outside of the vehicle; and a rotating body mounted in the air duct and rotatable in the air duct. The rotating body may have a rotation axis along a transverse direction of the vehicle, and the rotating body may rotate around the rotation axis.

Abstract: Some embodiments provide a method for a gateway datapath that executes on a gateway device to implement logical routers for a set of logical networks and process traffic between the logical networks and an external network. The method receives a data message at the gateway device. To process the data message, the method executes a set of processing stages that includes a processing stage for a particular logical router. As part of the processing stage for the particular logical router, the method (i) uses an access control list (ACL) table to determine whether the data message is subject to rate limiting controls defined for the particular logical router and (ii) only when the data message is subject to rate limiting controls, determines whether to allow the data message according to a rate limiting mechanism for the particular logical router.

Abstract: Provided are a display panel and a display device. The display panel includes a driver circuit including N stages of cascaded shift registers, where N?2. A shift register includes a first control part and a second control part. The second control part includes a first control unit and a second control unit. The first control unit is configured to receive at least a signal of a preset node and a first output control signal and control a signal of a fourth node. During at least part of a time period during which the signal of the fourth node is a low level signal, each of a signal of the preset node and the first output control signal is a low level signal.

Abstract: A battery pack has reduced manufacturing cost, improved heat dissipation efficiency, and enhanced product stability. The battery pack includes a cover structure including a first cover frame having a plate shape with both front and rear ends bent leftward to form an inner space and a second cover frame having a portion coupled to the first cover frame and having a plate shape with both front and rear ends bent rightward to form an inner space; a first battery module having a plurality of battery cells; and a second battery module having a plurality of battery cells.

Abstract: Proposed is an electric kettle in which a main body is provided with a water level window. The electric kettle of the present disclosure includes the main body configured to receive water or food therein and provided with the water level window through which the level of water contained inside the main body is seen, a lid provided on an open upper side of the main body so as to cover the open upper side of the main body, and a base provided at a lower side of the main body so as to support the main body, wherein a flow path in which a fluid flows is formed in the water level window and has a bottom surface formed to be inclined. According to such a configuration, a fluid remaining inside the water level window decreases.

Abstract: There is included a method and apparatus comprising computer code for generating enhanced target speech from audio data, performed by a computing device, the method comprising: receiving audio data corresponding to one or more speakers; generating estimated an target speech, an estimated noise, and an estimated echo simultaneously based on the audio data using a jointly trained complex ratio mask; predicting frame-level multi-tap time-frequency (T-F) spatio-temporal-echo filter weights based on the estimated target speech, the estimated noise, and the estimated echo using a trained neural network model; and predicting enhanced target speech based on the frame-level multi-tap T-F spatio-temporal-echo filter weights.

Abstract: The present invention relates to a random access processing method and apparatus. The method includes: monitoring, on at least one carrier in a pre-configured first carrier group, whether a time-frequency resource for transmitting a physical random access channel (PRACH) is idle, wherein the first carrier group comprises at least two carriers; and when there is an idle time-frequency resource for the PRACH, sending a random access preamble on the idle time-frequency resource for the PRACH to request random access.

Abstract: Provided is a hydrogen storage system including a solution including ethylenediamine bisborane (EDAB) and ethylenediamine (ED), in which the hydrogen storage system is capable of performing a reversible dehydrogenation/hydrogenation reaction at a temperature of 20° C. to 200° C. in the presence of a heterogeneous metal catalyst including ruthenium (Ru), rhodium (Rh), palladium (Pd), osmium (Os), iridium (Jr), platinum (Pt), nickel (Ni), iron (Fe), cobalt (Co), or a combination thereof.

Abstract: Provided herein is a paper cutter, including: a paper cutter housing which includes an accommodating space for accommodating a roll of paper to be cut, where a side wall of the paper cutter housing further includes two parallel guide rails, a holding portion is arranged on an outer wall of the paper cutter housing, and a pressure direction of the holding portion is capable of being perpendicular to a plane formed by the two parallel guide rails; and a paper cutting device which is connected to the side wall of the paper cutter housing and includes a cutter assembly, where the cutter assembly includes an object picking member and a cutter, and a direction corresponding to a cutting edge of the cutter is opposite to a paper feeding direction of the paper to be cut.

Abstract: A method for IPSec communication between a source machine and a destination machine is provided. The method includes receiving, at the destination machine, first and second packets from the source machine through first and second VPN tunnels established between a first VTI of the source machine and a second VTI of the destination machine; determining the first packet corresponds to a first SA and the second packet corresponds to a second SA; processing, by a first processing core, the first packet based on the first SA, and processing, by a second processing core, the second packet based on the second SA; and updating, at the second VTI, states of one or more flows based on the first and second packets, the second VTI providing one or more stateful services for the one or more packet flows based on the one or more states.

Abstract: A wireless power receiver for receiving power from a wireless power transmitter, including a receiving part configured to receive wireless power from the wireless power transmitter; and a main controller in which a foreign object detection status packet including at least one of a reference quality factor and a reference peak frequency is stored, wherein the main controller transmits the foreign object detection status packet to the wireless power transmitter; wherein the main controller receives a NAK response from the wireless power transmitter indicating that the foreign object is present, or receives an ACK response from the wireless power transmitter indicating that the foreign object is not present; and wherein the receiving part receives a first power from the wireless power transmitter according to the received NAK response, or receives a second power greater than the first power from the wireless power transmitter according to the received ACK response.

Abstract: Systems and methods are provided for a reaction barrier between an electrode active material and a current collector. An electrode may comprise an active material, a metal foil, and a polymer. The polymer (such as polyamide-imide (PAI)) may be configured to provide a carbonized barrier between the active material and the metal foil after pyrolysis.

Abstract: The present invention relates to an antibody or an antigen-binding fragment thereof specifically binding to CD66c which is expressed in myeloid-derived suppressor cell (MDSC) and a use thereof, and specifically to an antibody or an antigen-binding fragment thereof specifically binding to CD66c, a pharmaceutical composition or a diagnosing composition including the same. The anti-CD66c antibody of the present invention can be used usefully for the treatment of various diseases by targeting MDSC which can induce the immunosuppression.

Abstract: Provided is an electroosmotic pump including a housing including a shaft hole, a membrane disposed between a first space arranged in a direction away from the shaft hole and a second space adjacent to the shaft hole, a first electrode body and a second electrode body arranged at opposite sides based on the membrane, a shaft extending to an outside of the housing through the shaft hole, and a first fluid included in an internal space of the housing.

Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens, sequentially disposed from an object side to an imaging plane. The optical imaging system satisfies the expression BFL/f<0.15, where BFL represents a distance from an image-side surface of the eighth lens to an imaging plane of an image sensor and f represents an overall focal length of the optical imaging system.

Abstract: A system for initiating secure guest checkout includes an application server; and an untrusted user interaction device that is in communication with the application server. The untrusted user interaction device has a unique device identifier that is registered with the application server.

Abstract: Provided are a crosslinked hyaluronic acid product in the form of powder and a method of preparing the same, and a crosslinked hyaluronic acid hydrogel prepared using the crosslinked hyaluronic acid product in the form of powder, and a method of preparing the same. The crosslinked hyaluronic acid hydrogel according to the present disclosure exhibits excellent rheological properties, and mass production thereof is easy and quality uniformity thereof is excellent.

Abstract: Provided are an array substrate, a manufacturing method thereof, and a display panel. The array substrate includes: a substrate, a first active layer of a first thin film transistor, a first insulating layer, a first metal layer, and a second active layer of a second thin film transistor. The first metal layer includes a first connection portion, which overlaps one of a source contact region or a drain contact region of the first active layer and overlaps one of a source contact region or a drain contact region of the second active layer. The one of the source contact region or the drain contact region of the first active layer and the one of the source contact region or the drain contact region of the second active layer overlap each other, and are electrically connected through a via in the first insulating layer and the first connection portion.