Abstract: This application provides a channel state information (CSI) feedback method including: a communication apparatus receives first indication information, wherein the first indication information is determined based on a received precoded reference signal corresponds to P reference signal ports; the first indication information indicates B complex coefficients determined from K complex coefficients according to a preset priority value, the K complex coefficients are determined from a complex coefficient set comprising U complex coefficients that are determined for an sth reference signal port in S reference signal ports at each transport layer of Z transport layers, the S reference signal ports are a part or all of the P reference signal ports, the U complex coefficients are a part or all of Ts complex coefficients corresponding to the sth reference signal port; and determines a precoding matrix based on the first indication information.

Abstract: A computing device includes last level cache (LLC) for processing cores and a separate input/output (I/O) LLC for use in facilitating data transfers between the computing device and one or more I/O devices. The I/O LLC is configured to include a set of partitions corresponding to a set of classes. Usage of the partitions in the set of partitions is monitored and the set of partitions is dynamically adjusted based on the usage. A process in a particular one of the classes makes a data request and a particular one of the partitions associated with the particular class is used in the data request.

Abstract: A method for preparing mesoporous iron phosphate by induction of block copolymers is provided. The method comprises preparing a ferric salt solution having a certain concentration and evenly dispersing it into a dispersant, then evenly mixing a structure directing agent solution with a phosphorus source solution, next adding the mixed solution to the ferric salt solution while dropwise adding an oxidant and stirring to react, thus after ending the reaction, washing, drying and calcinating the reaction product to obtain mesoporous iron phosphate.

Abstract: The present invention discloses a extra thick hot rolled H section steel and a production method therefor. The extra thick hot rolled H section steel contains, by mass, the following chemical components: 0.04-0.11% of C, 0.10-0.40% of Si, 0.40-1.00% of Mn, 0.40-1.00% of Cr, 0.10-0.40% of Cu, 0.020-0.060% of Nb, 0.040-0.100% of V, 0.010-0.025% of Ti, 0.010-0.030% of Al, 0.0060-0.0120% of N, not more than 0.015% of P, not more than 0.005% of S, not more than 0.0060% of O, and the balance Fe and trace residual elements, wherein 0.090%?Nb+V+Ti?0.170%, 6.5?(V+Ti)/N?10.5, and 0.30%?CEV?0.48%. The extra thick hot rolled H section steel has a flange thickness of 90 mm-150 mm, has excellent comprehensive mechanical properties, and can well meet the needs for heavy supporting structural parts of high-rise buildings, large squares, bridge structures, etc.

Abstract: A vacuum-helium-leak-detection method based on a carbon-nanotube-based field-emission sensor that includes a carbon-nanotube-based cathode having a Raman amorphous peak ID/graphite peak IG ratio greater than 1.0. The method involves: setting a field-emission current at an initial, small emission current, recording an average of values of the field-emission current in a time period t, forming a sensing characteristic curve of the sensor, and performing fitting on the sensing characteristic curve so as to obtain an index curve; converting pressure values of helium gas into vacuum leak rates; and packaging the cathode into a vacuum chamber in a system to be detected, performing testing when a helium stream in the system to be detected reaches balance, obtaining an average of current variations in the time period t during the testing, and comparing the average with the index curve so as to determine a vacuum leak rate of the system to be detected.

Abstract: A wiring substrate includes: a base substrate; and a plurality of control areas on one side of the base substrate, each of the plurality of control areas extending in a first direction, the plurality of control areas being sequentially arranged in a second direction, and any one of the plurality of control areas including: a plurality of drive circuit pad groups sequentially arranged in the first direction; a plurality of functional element pad groups, each of which being electrically connected with the corresponding drive circuit pad group; a plurality of signal lines, main bodies of which extend in the first direction; and first connection lines, each of which is configured to cascade two drive circuit pad groups adjacent in the first direction, orthographic projections of the first connection lines on the base substrate not overlapping with orthographic projections of the signal lines on the base substrate.

Abstract: The present disclosure relates to a crystal form of a pyridopyrimidine derivative and a preparation method thereof, and specifically relates to the crystal form of the compound of formula (I) and a preparation method thereof. The new crystal form has good physical and chemical properties, thereby facilitating clinical treatments.

Abstract: A wiring substrate includes a substrate and connection wires. At least one connection wire including a first connection end and another at least one connection wire including a second connection end, together define at least one bonding pad group. A bonding pad group is located in a region where a pair of first and second connection ends proximate to each other are located, and includes: at least one first sub-bonding pad, which is a portion of the first connection end, and at least two second sub-bonding pads, which are a portion of the second connection end. In the at least one first sub-bonding pad and the at least two second sub-bonding pads, a first sub-bonding pad is arranged adjacent to a second sub-bonding pad along a first direction, and arranged adjacent to another second sub-bonding pad along a second direction intersecting the first direction.

Abstract: A display substrate and a display apparatus are provided. The display substrate includes a base substrate, a first conductive layer, a second conductive layer and an insulation layer. The first conductive layer is on a side of the base substrate and includes a first conductive part extending in a first direction, the second conductive layer is on a side of the first conductive layer facing away from the base substrate, and the insulation layer is located between the first conductive layer and the second conductive layer. At least one first conductive part includes a first hollowed-out portion including a plurality of groove structures distributed in a second direction and extending in the first direction. The first direction and the second direction produce angles.

Abstract: The present disclosure provides a light-emitting substrate, a backlight and a display device. The light-emitting substrate includes a light-emitting region and a peripheral region surrounding the light-emitting region. The peripheral region includes a first area, the first area is located between a first side of the light-emitting substrate and the light-emitting region, the light-emitting substrate further includes a first signal line, the first signal line includes at least one selected from a group consisting of a first portion and a second portion, the first portion of the first signal line extends along a first direction in the first area, the second portion of the first signal line extends into the light-emitting region, the first portion and the second portion of the first signal line are connected when the first signal line includes the first portion and the second portion.

Abstract: A medical apparatus comprises: an operating console, a limiting mechanism, and a manual release mechanism. The limiting mechanism releases the limitation on movement of the operating console in a case where a pressing force is applied to the manual release mechanism. The manual release mechanism comprises: a handle, a conversion portion, and a base portion. The handle is provided with a first guide portion. The base portion is provided with a second guide portion that cooperates with the first guide portion. The handle moves linearly in a direction substantially perpendicular to the base portion under guidance of the first guide portion and the second guide portion in a case where the pressing force is applied to the handle. Thus, a smooth linear motion of the handle can be ensured to provide a good feeling of operation, helping to improve the user experience.

Abstract: Disclosed are a pixel circuit, a method for controlling a pixel and a display panel. The pixel circuit includes a first thin film transistor, a controlled end of the first thin film transistor is connected to the scan line, and an input end of the first thin film transistor is connected to the data line; and a first selection circuit, an input end of the first selection circuit is connected to an output end of the first thin film transistor, the first output end of the first selection circuit is connected to the first pixel electrode, and a second output end of the first selection circuit is connected to the second pixel electrode; the first thin film transistor is configured to sequentially write a data signal transmitted on the data line into the first pixel and the second pixel through the first selection circuit.

Abstract: Disclosed is an apparatus for enriching and screening a target object such as a cell, bacteria or biomolecule from a sample. The apparatus includes a plurality of multi-channel mesh bodies arranged in parallel, and each multi-channel mesh body includes a mesh body formed by intersecting a plurality of threads, a plurality of screen pores formed by intersecting the plurality of threads, and a capturing layer formed on the mesh body. The capturing layer includes a capturing material specifically binding with the target object.

Abstract: Provided is a method for displaying a sharing interface. The method is performed by an electronic device and includes: displaying, in response to an information share operation of a user account for information, account information of a first user account and account information of a second user account in an account sharing list in an information sharing interface. The first user account is a user account followed by the user account, and the second user account is a user account that has a target association relationship with the user account and is not followed by the user account.

Abstract: A device for a creep test and a test system and a method using the device are provided. The device for the creep test includes a device frame, a test piece clamp, a load loading mechanism and linear displacement sensors. A test piece is arranged in a middle of the test piece clamp. A first end of the test piece clamp is a fixed end, a position of the fixed end is unchanged relative to the device frame. A second end of the test piece clamp is a movable end. The load loading mechanism includes a pulley block and a load. A system for a tensile and compressive creep test includes a box body which is sealable. The box body is provided with a box door which is provided with a constant temperature and humidity device. The device for the creep test is arranged in the box body.

Abstract: A foldable protective cover including a cover body movably covering outside of a foldable support; the support includes two support frames and at least two support rods; each of the support frames includes a cross bar and two support legs located at two ends of the cross bar respectively; each of the two support legs of each of the support frames is crossed and pivotally connected with one of the two support legs of the other support frame, where the crossed and pivotally connected support legs are located on same side of the support, with one of the crossed and pivotally connected support legs being outward from another; when the two support frames are unfolded, the support rods are arranged in parallel between the two cross bars. It is simple in structure, convenient to install, and small in storage volume.

Abstract: An image output control device is provided. The image output control device includes a storage device and a controller. The storage device sequentially stores first input frames corresponding to a first frame rate and second input frames corresponding to a second frame rate. The controller records a start writing position of the second input frames in the storage device, and reads a first frame and a second frame from the storage device according to a reading position. When the reading position does not exceed the start writing position, the controller reads the first and second frames from the first input frames of the storage device corresponding to the first frame rate. When the reading position reaches or exceeds the start writing position, the controller reads the first and second frames from the second input frames of the storage device corresponding to the second frame rate.