Abstract: The present disclosure provides a calibration method and readable computer storage medium. The calibration method includes: configuring a reference signal source to output a reference signal; delaying the reference signal through a delay chain to output a delay signal; synchronous sampling the reference signal and the delay signal; adding 1 count and obtaining a final count value when the sampling result is in the preset state; determining whether a ratio between the count value and the first quantity is within a preset range; obtaining the average delay time according to the time width of the reference signal wave and the number of the delay units opened in the delay chain when the ratio is within the preset range; and outputting a control signal to the clock recovery circuit according to the average delay time to calibrate the delay time of the clock recovery circuit.

Abstract: A prefabricated reinforced concrete beam-column connecting structure and a construction method thereof are provided. The prefabricated reinforced concrete beam-column connecting structure includes an upper prefabricated column, a lower prefabricated column, a prefabricated beam, an upper column transfer member, a lower column transfer member, and a connecting slot of beam main reinforcement. The lower column transfer member is sleeved on an upper end portion of the lower prefabricated column. A first horizontal load transfer plate is arranged in the lower column transfer member. An upper end portion of a lower column main reinforcement is anchored at a top of the first horizontal load transfer plate. The upper column transfer member is sleeved on a lower end portion of the upper prefabricated column. A second horizontal load transfer plate is arranged in the upper column transfer member.

Abstract: A switch device includes a driver circuit, a switch circuit and a level transition circuit. The driver circuit includes an input terminal for receiving an input signal, an output terminal for outputting an output signal, a first terminal coupled to a first reference terminal, and a second terminal coupled to a second reference terminal. The switch circuit includes a control terminal for receiving the output signal. The level transition circuit includes a first terminal for receiving the output signal, a second terminal coupled to a third reference terminal, and a third terminal for receiving the input signal. In a transition interval, the input signal is transitioned from a first input signal level to a second input signal level, the level transition circuit transitions the output signal from a first output signal level to a third output signal level between the first output signal level and a second output signal level.

Abstract: A composition containing a docetaxel albumin nanoparticle. The composition contains docetaxel and an acid-denatured albumin, wherein the acid-denatured albumin is obtained by means of adding an acid to human serum albumin to adjust the pH value. The composition can be prepared into an injection or a freeze-dried powder injection. A composition with satisfactory physical and chemical stability is obtained by means of controlling the content of sodium octanoate in human serum albumin, preferably in an acid denaturation condition.

Abstract: Some implementations described herein include systems and techniques for fabricating a stacked die product. The systems and techniques include using a supporting fill mixture that includes a combination of types of composite particulates in a lateral gap region of a stack of semiconductor substrates and along a perimeter region of the stack of semiconductor substrates. One type of composite particulate included in the combination may be a relatively smaller size and include a smooth surface, allowing the composite particulate to ingress deep into the lateral gap region. Properties of the supporting fill mixture including the combination of types of composite particulates may control thermally induced stresses during downstream manufacturing to reduce a likelihood of defects in the supporting fill mixture and/or the stack of semiconductor substrates.

Abstract: A three-dimensional measurement method combines the three-step phase shift method to embed the marker line information into the sinusoidal stripe pattern to obtain the target stripe pattern. The target stripe pattern is projected onto the surface of the object to be measured, and the wrapped phase image, mean intensity image and modulated intensity image of the stripe pattern collected by the left and right cameras are solved. The mask image according to the mean intensity image and modulation intensity image is solved to extract the marker line. The spatial phase unwrapping starting from the marker line in the wrapped phase image is performed to obtain the spatial phase. The spatial phase matching based on the unique correspondence between the left and right cameras based on the spatial phase of the marker line is performed, the best matching point of the right camera is obtained.

Abstract: Scroll compressor, a vehicle air conditioner and a vehicle are disclosed. The scroll compressor includes a first end cover, a casing and a crankshaft. The casing is provided with a supporting portion having a first bearing mounting portion; the first end cover is provided with a second bearing mounting portion; a first end of the crankshaft is arranged in the first bearing mounting portion through a first bearing; a second end of the crankshaft is arranged in the second bearing mounting portion through a second bearing; and the first bearing mounting portion and the second bearing mounting portion cooperate with each other to form an axial limitation on the crankshaft.

Abstract: Embodiments of the present disclosure provide a processing method and device for a link recovery procedure, and a terminal. The method comprises: a terminal determining that there is no need to monitor a downlink control channel on a first cell; and the terminal skipping a link recovery procedure, or the terminal determining a set of reference signals and executing, on the basis of the set of reference signals, a link recovery procedure.

Abstract: A method for preparing 3,3?-diaminobenzidine, the method comprising the following steps: subjecting 4,4?-biphenol and N,N-dimethylsulfamoyl chloride to an esterification reaction in a specified solvent at 40-70° C. to obtain 4,4?-biphenyl bis(N,N-dimethylaminosulfonate) as a first intermediate; subjecting the 4,4?-biphenyl bis(N,N-dimethylaminosulfonate) to a chlorination reaction with a chlorinating reagent under acidic conditions to obtain 3,3?-dichloro-4,4?-biphenyl bis(N,N-dimethylaminosulfonate) as a second intermediate; subjecting the second intermediate 3,3?-dichloro-4,4?-biphenyl bis(N,N-dimethylaminosulfonate) to an ammonolysis reaction with anammoniation reagent in the presence of a combined catalyst to obtain a crude product of 3,3?,4,4?-tetraaminobiphenyl, wherein the combined catalyst is a mixture of proline, a cuprous salt and a phase transfer catalyst; and subjecting the crude product of 3,3?,4,4?-tetraaminobiphenyl to a post-treatment to obtain a purified 3,3?,4,4?-tetraaminobiphenyl product.

Abstract: A method for wireless communication includes that: a terminal device detects M downlink control channels using N groups of search spaces or N groups of control resource sets (CORESETs), N being an integer greater than or equal to 2, and M being an integer greater than or equal to 2, and different groups of search spaces or different groups of CORESETs are used for detecting different downlink control channels. Further, a terminal device is also provided.

Abstract: A system for processing and presenting a conversation includes a sensor, a processor, and a presenter. The sensor is configured to capture an audio-form conversation. The processor is configured to automatically transform the audio-form conversation into a transformed conversation. The transformed conversation includes a synchronized text, wherein the synchronized text is synchronized with the audio-form conversation. The presenter is configured to present the transformed conversation including the synchronized text and the audio-form conversation. The presenter is further configured to present the transformed conversation to be navigable, searchable, assignable, editable, and shareable.

Abstract: A method of patterning an underlying structure includes the following. A first patterning process is performed on the underlying structure to form a first patterned underlying structure including a first opening. A patterned photoresist layer is formed, and the patterned photoresist layer fills the first opening. A second patterning process is performed on the first patterned underlying structure to form a second patterned underlying structure including the first opening and a second opening.

Abstract: The present invention provides a core-shell cathode characterized by comprising: a shell comprising an electrically conductive, porous carbon material; and a core, which is an inner cavity enclosed within the shell, wherein the core contains an active material and an electrolyte, and the active material comprises liquid polysulfide having the general formula Li2Sx, wherein 4?x?8; the shell comprises a first layer, an O-ring and a second layer sequentially stacked from bottom to top to form the inner cavity to contain the active material and the electrolyte. The present invention also provides a lithium-sulfur battery using said core-shell cathode, which attains both high sulfur loading and high sulfur content, and simultaneously satisfies high energy density, high capacity retention and high cycle stability under lean-electrolyte condition.

Abstract: A method includes: attaching a first die and a second die to a substrate, the first die comprising a conductive via; forming a die spacer between the first die and the second die; thinning the first die and the second die, wherein after thinning the first die and the second die, the die spacer protrudes a first height above an upper surface of the first die; depositing an insulating layer over the first die and the second die; planarizing the insulating layer, wherein after planarizing, the insulating layer has a first thickness above the first die and a second thickness above the die spacer; attaching a third die and a fourth die to the first die and the second die; and attaching a support substrate to the third die and the fourth die.

Abstract: This application discloses a silicon carbide (SiC)-loaded graphene photocatalyst for hydrogen production under visible light irradiation and a preparation method thereof. Pure SiC and pure black carbon are respectively prepared and mixed to obtain a mixture with a resistance less than 100?. Then the mixture was vacuumized and processed with a current pulse with an increasing voltage until a breakdown occurs, and subjected to ultrasonic stirring, centrifugal washing and vacuum drying in turn to obtain the SiC-loaded graphene photocatalyst. By means of the current pulse, a heterojunction is formed between SiC and graphene to improve the catalytic activity of the photocatalyst; and the photocatalytic hydrogen production rate of SiC nanoparticles can be enhanced after loaded on the graphene.

Abstract: A method of fabricating a film vibration device, including: photoetching a surface of a silicon wafer to form a circular-hole array; etching an aluminum layer on the silicon wafer; etching the silicon wafer to form a through-hole array to obtain a porous silicon wafer; attaching a polyethylene terephthalate (PET) sheet to a side of the porous silicon wafer; ablating the PET sheet to obtain a porous PET film; attaching a polyvinylidene fluoride (PVDF) film to a lower side of the porous silicon wafer; performing vacuumization above the porous silicon wafer, while heating the PVDF film below the porous silicon wafer to create dome micro-structures on the PVDF film; and laminating the porous PET film on each of two sides of the PVDF film to obtain the film vibration device. This application also provides a cleaning device having the film vibration device.

Abstract: In an aspect, a method performed by a network node includes obtaining a first plurality of radio frequency fingerprint positioning (RFFP) measurements corresponding to a plurality of known displacements between positions of a user equipment (UE); and training a positioning model to provide a position estimate of the UE, wherein the training of the positioning model is at least based on the first plurality of RFFP measurements and the known displacements between the positions of the UE corresponding to the first plurality of RFFP measurements.

Abstract: In one aspect, the present disclosure relates to doped thermoelectric oxide ceramic compositions comprising stable cerium oxide nanoinclusions. In a further aspect, the thermoelectric oxide ceramic compositions comprise calcium cobaltite ceramic with a dopant, such as bismuth. The disclosed doped thermoelectric ceramic oxide compositions comprising ceramic oxide nanoinclusions have reduced thermal conductivity and an increased energy conversion efficiency as compared to a conventional doped thermoelectric oxide ceramic material without cerium oxide nanoninclusions. Also disclosed herein are methods for making the doped thermoelectric ceramic oxide compositions.

Abstract: Semiconductor devices and methods of forming the same are provided. A semiconductor device according to the present disclosure includes a first semiconductor channel member and a second semiconductor channel member over the first semiconductor channel member and a porous dielectric feature that includes silicon and nitrogen. In the semiconductor device, the porous dielectric feature is sandwiched between the first and second semiconductor channel members and a density of the porous dielectric feature is smaller than a density of silicon nitride.

Abstract: A thermally conductive board includes a first metal layer, a second metal layer, and a thermally conductive layer. The material of the first metal layer includes copper, and the first metal layer has a first top surface and a first bottom surface opposite to the first top surface. A first metal coating layer covers the first bottom surface. The material of the second metal layer includes copper, and the second metal layer has a second top surface and a second bottom surface opposite to the second top surface. A second metal coating layer covers the second top surface and faces the first metal coating layer. The thermally conductive layer is an electrically insulator laminated between the first metal coating layer and the second metal coating layer.