Abstract: The present disclosure relates to signal transmission methods, apparatuses, and systems. One example method includes sending a narrow band signal to a receive end, where the narrow band signal is used by the receive end to determine initial time-frequency synchronization information, and sending an ultra-wideband signal to the receive end, where the ultra-wideband signal includes a channel impulse response training sequence (CTS) field, the CTS field is used by the receive end to determine a channel impulse response, the CTS field includes at least one CTS symbol, and the CTS symbol includes at least one first preamble symbol or is generated by spreading at least one first preamble symbol.

Abstract: A semiconductor device includes a plurality of semiconductor layers vertically separated from one another, a gate structure that comprises a lower portion and an upper portion, a gate spacer that extends along a sidewall of the upper portion of the gate structure and has a bottom surface, and an etch stop layer extends between the portion of the bottom surface of the gate spacer and the top surface of the topmost semiconductor layer.

Abstract: The invention provides an automatic stirring device in the field of fluid machinery and bioreactors, focusing on enhancing fluid control efficiency and consistency in biological cultivation processes. It utilizes a flexible channel body or reactor body to facilitate the flow of nutrient solution along specific channels (such as S-shaped flexible channels or S-shaped loop channels), designed to reduce shear forces and achieve iso-level uniform flow. A power system and monitoring and control system are employed to regulate the flow of nutrient solution and monitor cultivation conditions in real-time, thus supporting various bioprocess cultivation requirements.

Abstract: A method of fabricating a semiconductor structure includes forming a recess in an active channel structure by removing a portion thereof, filling the recess with a dielectric material, forming a cladding layer adjacent the active channel structure but not adjacent the dielectric material, and forming a gate structure comprising a first gate structure and a second gate structure around the active channel structure. A width of the dielectric material in the recess is greater than a width of the first gate structure and a width of the second gate structure.

Abstract: The invention generally relates to an improved processes for the preparation of a cyclic dinucleotide which is useful as a STING agonist of the following formula (I), involving the use of compounds A and B.

Abstract: The present disclosure relates to a content input method and apparatus for instant messaging software, and a device and a medium. The instant messaging software includes a first input box and a second input box, wherein the first input box and the second input box are switched by means of a switching control, and the sizes of the first t input box and the second input box are different. The method comprises: receiving target input content, which is input into a first input box, and displaying the target input content in the first input box; and in response to the triggering of a switching control, displaying the target input content in a second input box.

Abstract: An optical module for a luminous keyboard includes a mask film having a mask pattern, a patterned layer disposed on the mask film, and a light guide sheet disposed on one side of the mask film. The mask pattern defines a plurality of light-transparent regions respectively corresponding to a plurality of keyswitches of the luminous keyboard. The patterned layer has a light transmittance larger than that of the mask pattern. The light guide sheet has a light-exit edge, and a vertical projection of the light-exit edge of the light guide sheet on the mask film at least partially falls within an outer light-transparent region of the plurality of light-transparent regions. The patterned layer is at least partially located in the outer light-transparent region and adjacent to a region boundary of the outer light-transparent region.

Abstract: A display apparatus and a splice display system are disclosed. The display apparatus includes: a lamp panel, which includes a circuit board and a plurality of light-emitting elements on the circuit board; and a mask on side of the plurality of light-emitting elements away from the circuit board, where the mask includes a plurality of light-transmitting parts corresponding to the plurality of light-emitting elements, an orthographic projection of each of the plurality of light-emitting elements on the circuit board is within an orthographic projection of a corresponding light-transmitting part on the circuit board, each of the plurality of light-transmitting parts includes a concave lens, and a surface of the concave lens close to the light-emitting element is a concave arc surface.

Abstract: An antenna apparatus includes a first radiating patch with slots and a feed module. There are a plurality of feed modules in correspondence with the slots. The feed module includes a ground component and a feed component. The ground component includes a first conductor patch, a second conductor patch, and a conductor column. The feed component includes a second radiating patch and a first feed member, the second radiating patch and the second conductor patch are spaced from each other. When the foregoing structure is used, integration of an antenna radio frequency system can be improved.

Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.

Abstract: The present invention relates to a flow control method for a high-accuracy and high-stiffness hydrostatic device, comprising: a main body and an auxiliary body; the upper surface of the main body forms a first flow channel, and a lug boss is formed on the first flow channel; the upper surface of the main body forms a second flow channel; the middle of the main body is concave down to form a pressure stabilizing cavity; the end of the first flow channel is provided with first throttling holes; the second flow channel is provided with a main oil hole; the first flow channel is provided with an oil distribution channel; the lug boss is provided with a second throttling hole; a bump matched with a bearing platform is formed on the bottom of the auxiliary body; a film sheet is arranged between the bump and the bearing platform; and the surface of the bump is provided with a groove.

Abstract: An interconnect fabrication method is disclosed herein that utilizes a disposable etch stop hard mask over a gate structure during source/drain contact formation and replaces the disposable etch stop hard mask with a dielectric feature (in some embodiments, dielectric layers having a lower dielectric constant than a dielectric constant of dielectric layers of the disposable etch stop hard mask) before gate contact formation. An exemplary device includes a contact etch stop layer (CESL) having a first sidewall CESL portion and a second sidewall CESL portion separated by a spacing and a dielectric feature disposed over a gate structure, where the dielectric feature and the gate structure fill the spacing between the first sidewall CESL portion and the second sidewall CESL portion. The dielectric feature includes a bulk dielectric over a dielectric liner. The dielectric liner separates the bulk dielectric from the gate structure and the CESL.

Abstract: A heat dissipation assembly is disclosed and includes a frame and a fan. The frame includes a heat conduction channel and an airflow intake. The heat conduction channel is communication with an exterior through airflow intake. The frame includes a first plane, a second plane and an inclined plane. The first plane is disposed adjacent to the airflow intake. The inclined plane is connected between the first plane and the second plane. The second plane includes an inlet. The heat conduction channel is in communication between the airflow intake and the inlet. A cross-section area of the heat conduction channel adjacent to the airflow intake is greater than that of the heat conduction channel adjacent to the inlet. The fan is spatially corresponding to the inlet, and assembled with the frame to form an outlet in communication with the airflow intake and the heat conduction channel through the inlet.

Abstract: The present disclosure provides a display control method of a spliced screen including a plurality of sub-display screens, including: sending a display control signal to each sub-display screen in a wireless sending manner according to a time code signal; receiving, by each sub-display screen, the display control signal in a wired receiving manner, and reporting status information of each sub-display screen to the display controller; and controlling, by the display controller, displaying of each sub-display screen according to the status information of each sub-display screen, where the time code signal indicates a current time point; the display control signal is configured for controlling the sub-display screen to perform corresponding display processing on display content stored, so that the sub-display screens display a target display content together. The present disclosure further provides a display control device, a display system, an electronic device, and a computer readable storage medium.

Abstract: A method of handling a workpiece includes the following steps. A workpiece is placed on a chuck body, wherein the workpiece includes a tape carrier extending beyond a periphery of the chuck body and a workpiece body disposed on the tape carrier, and the chuck body includes a seal ring surrounding the periphery of the chuck body; the tape carrier is clamped outside the chuck body, wherein the tape carrier leans against the seal ring and an enclosed space is formed between the chuck body, the tape carrier and the seal ring; and a vacuum seal is formed by evacuating gas from the enclosed space to pull the periphery of the workpiece toward the chuck body.

Abstract: Provided herein are compounds having the following structure: wherein the substituents are as defined herein, compositions comprising an effective amount of a compound, and methods for modulating activity of KRAS G12D and/or G12V.

Abstract: The present disclosure provides GLP-1R agonists, and compositions, methods, and kits thereof. Such compounds are generally useful for treating a GLP-1R mediated disease or condition.

Abstract: A lighting keyboard includes a backlight module and at least one keyswitch. The backlight module includes a lighting unit, a light guide panel, and a lighting board for illuminating a keycap of the keyswitch. The light guide panel includes a panel hole to accommodate the lighting unit. The light guide panel further includes plural slots intervally surrounding the lighting unit. The lighting board includes a micro-structure region facing toward the light guide panel. Each of the slots of the light guide panel has a bulge portion protruding to the lighting unit. At two sides of the bulge portion, each of the slots forms two slots walls with an obtuse angle, thereby expanding the transmitting angle for the multi-color lights from the lighting unit and enhancing the light-mixing uniformity while illuminating the keycap.

Abstract: The present application relates to a battery cell and a manufacturing method and device thereof, a battery, and a power consumption apparatus, belonging to the field of battery manufacturing technologies. The battery cell includes: a shell with a first wall; an electrode assembly; and a first current collecting member, where the first wall has a first surface facing the first current collecting member, the first current collecting member has a second surface facing the first wall, one of the first surface and the second surface is provided with a protrusion and the other abuts against the protrusion to form a gap between the first wall and the first current collecting member; and the first current collecting member is provided with a first hole and a second hole, and the first hole is configured to be in communication with the second hole through the gap.

Abstract: Embodiments of the present disclosure provide a device and method for controlling an extraction amount and homogenizing glass liquid, comprising a feeding device and an auxiliary heating device. The feeding device includes a feeding inner pipe and a feeding outer pipe, the feeding inner pipe being provided inside the feeding outer pipe. The feeding outer pipe includes a feeding upper outer pipe, a feeding middle outer pipe, a feeding lower outer pipe, and a tapered pipe, the feeding upper outer pipe being mounted at an upper end of the feeding middle outer pipe, the feeding lower outer pipe being installed at a lower end of the feeding middle outer pipe, and the feeding upper outer pipe, the feeding middle outer pipe, and the feeding lower outer pipe being connected through the tapered pipe, and the auxiliary heating device includes an inner heater and an outer heater.