Abstract: A synchronized rectification control method for use in a flyback converter is provided. The flyback converter includes a transformer including a secondary winding, a synchronous rectifier switch and a synchronous rectifier controller. The synchronous rectifier switch is coupled to the secondary winding and the synchronous rectifier controller, and is used to output a voltage difference signal and receive a control voltage. The method includes the synchronous rectifier controller detecting a rapid falling edge of the voltage difference signal to generate a rapid falling edge signal, generating an envelope signal according to the voltage difference signal, generating a time length control signal according to the voltage difference signal and the envelope signal, generating a blanking time signal according to the voltage difference signal and the time length control signal, and performing a logic operation on the blanking time signal and the rapid falling edge signal to generate the control voltage.

Abstract: A controller and a control method for an asymmetric half-bridge power supply are disclosed. The asymmetric half-bridge power supply includes a first arm switch and a second arm switch forming a half-bridge, and a resonant circuit connected to the half-bridge. The method includes providing a duration parameter reflecting a second turn-on time of the second arm switch in a earlier switching cycle; providing a control signal to turn on the first arm switch for a first turn-on time in a later switching cycle; detecting whether the first arm switch has performed ZVS in response to a signal edge of the control signal to adjust the duration parameter accordingly; determining the second turn-on time of the second arm switch in the later switching cycle based on the duration parameter; and turning on the second arm switch for the second turn-on time after the first turn-on time in the later switching cycle.

Abstract: A drug conjugate includes a structure shown by the following formula: Z-(linker-[R]m)n. In the formula, Z is a drug compound, R is a sugar, and m and n are independently an integer from 1 to 6. The drug compound Z is a hepatitis virus targeting drug, a hepatitis B virus (HBV) drug, an inhibitor of apoptosis protein (IAP) antagonist, a multidrug resistance (MDR) inhibitor, or analogues, precursors, prodrugs, derivatives thereof.

Abstract: An optical lens assembly includes a stop, and includes, in order from an object side to an image side: a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens, wherein an incident angle where a main light is incident on an image plane at a maximum view angle of the optical lens assembly is CRA, a maximum optical effective radius of the image-side surface of the sixth lens is CA62, and the following conditions are satisfied: 9.27<CRA/CA62<20.02.

Abstract: An image sensor chip with depth information is provided. The image sensor chip includes an SPAD array, a time-to-digital converter module, a storage circuit, and a data processing circuit. The SPAD array includes a plurality of image sensor units, and each of the image sensor units includes a plurality of SPAD units and a decision circuit, wherein each of the SPAD units outputs a photon detection result within a scan period, and the decision circuit generates an image-sensing signal based on the photon detection results. The time-to-digital converter module generates a plurality of first time data in response to the image-sensing signals. The storage circuit stores the first time data temporarily. The data processing unit reads the first time data from the storage circuit and generates a plurality of second time data in response to the first time data.

Abstract: An optical lens assembly includes, in order from the object side to the image side: a first lens with negative refractive power, a second lens with negative refractive power, a third lens with positive refractive power, a stop, a fourth lens with positive refractive power, a fifth lens with negative refractive power, a sixth lens with positive refractive power, and a seventh lens with negative refractive power, wherein a focal length of the first lens is f1, a focal length of the sixth lens is f6, and following condition is satisfied: ?5.74<f1/f6<?1.83, which is favorable to reduce the impact of environmental temperature on the lens assembly and balance the distributing of the refractive power of the optical lens assembly, so as to correct the aberration and reduce the sensitivity.

Abstract: A package assembly includes a package substrate including a first die that includes a photonic integrated circuit, a second die located on the first die, the second die including an electronic integrated circuit electrically connected to the photonic integrated circuit, and an interposer module on the package substrate, at least a portion of the interposer module being located on the first die and electrically connected to the photonic integrated circuit.

Abstract: Provided are compounds, compositions and methods for inhibiting fascin activity or treating a condition or disorder mediated by fascin activity in a subject in need thereof.

Abstract: An optical lens assembly includes a stop, and includes, in order from the object side to the image side: a first lens, a second lens, a third lens, a fourth lens, and fifth lens, wherein a focal length of the fifth lens is f5, a radius of curvature of an image-side surface of the fifth lens is R10, a distance between the stop to the image plane on the optical axis is SL, satisfying the relation: 1.27<f5*R10/SL<3.68.

Abstract: An assembling equipment is for attaching a component to a workpiece. The assembling equipment includes a platform, a conveying mechanism, a first attaching mechanism, a film removing mechanism, and a second attaching mechanism. The conveying mechanism transports a positioning assembly carrying a workpiece to a first station. The first attaching mechanism attaches a first component with a protective film to the workpiece at the first station. The conveying mechanism transports the positioning assembly to a second station, and the film removing mechanism at the second station removes the protective film from the workpiece. The conveying mechanism transports the positioning assembly to a third station. The second attaching mechanism at the third station attaches a second component to the first component on the workpiece to be connected together. The assembling equipment reduces manual labor intensity and labor costs and improves efficiency of production and the product quality.

Abstract: The present disclosure relates to a semiconductor device including a substrate and a pair of spacers on the substrate. Each spacer of the pair of spacers includes an upper portion having a first width and a lower portion under the upper portion and having a second width different from the first width. The semiconductor device further includes a gate structure between the pair of spacers. The gate structure has an upper gate length and a lower gate length that is different from the upper gate length.

Abstract: The present disclosure relates to a semiconductor device including a substrate and a pair of spacers on the substrate. Each spacer of the pair of spacers includes an upper portion having a first width and a lower portion under the upper portion and having a second width different from the first width. The semiconductor device further includes a gate structure between the pair of spacers. The gate structure has an upper gate length and a lower gate length that is different from the upper gate length.

Abstract: A system includes a storage tank, a first gas injection unit, a second gas injection unit, a concentration sensor, a dynamic control unit, and a data processing and analysis module. The storage tank is configured to hold a chemical liquid used in etching processes. The first gas injection unit includes a first gas pipe configured to inject a first gas into the storage tank, and a first adjustable valve mounted on the first gas pipe. The second gas injection unit includes a second gas pipe configured to inject a second gas into the storage tank, and a second adjustable valve mounted on the second gas pipe. The concentration sensor is connected to the storage tank. The dynamic control unit electrically connected to the first and second adjustable valves and the concentration sensor. The data processing and analysis module integrated with the dynamic control unit.

Abstract: A package assembly includes a package substrate including a first die that includes a photonic integrated circuit, a second die located on the first die, the second die including an electronic integrated circuit electrically connected to the photonic integrated circuit, and an interposer module on the package substrate, at least a portion of the interposer module being located on the first die and electrically connected to the photonic integrated circuit.

Abstract: A memory device and a manufacturing method thereof are provided. The memory device includes: active regions, defined in a semiconductor substrate; word line structures, formed on the semiconductor substrate, and intersected with the active regions, wherein each of the word line structures includes a floating gate and a control gate stacked on the floating gate; first protection layers, respectively covering an upper part of the control gate in one of the word line structures, wherein a bottom end of the control gate in each word line structure is lower than a bottom end of each first protection layer; and a second protection layer, covering the first protection layers, and wrapping the word line structures.

Abstract: Systems and methods are provided to automate dialogs with community members providing reports of public safety events (e.g., crimes, medical emergencies, natural disasters) and to extract therefrom information to describe the particulars of such events across a wide range of possible event types. This includes using a first model to identify, from the community member's dialog text, a type for the incident being reported. This identification is then used to condition a second model to extract, from the community member's dialog text, one or more pieces of information relevant to the identified incident type (e.g., location of the incident, a description of a perpetrator of a crime, a description of a weapon used by the perpetrator, a description of a victim of the incident). The model can then output a subsequent response and/or a dialog tree or other expert system can select a pre-programmed response.

Abstract: An asymmetrical half-bridge converter has an auxiliary winding, a main switch and a resonant switch. The auxiliary winding generates a feedback voltage. A controller turns on the main switch for a first ON duration, turns off the main switch and the resonant switch for a first OFF duration after the first ON duration, turns on the resonant switch for a second ON duration after the first OFF duration, turns off the main switch and the resonant switch for a second OFF duration after the second ON duration, turns on the resonant switch for a third ON duration after the second OFF duration, and turns off the main switch and the resonant switch for a third OFF duration after the third ON duration. The length of the second ON duration is a fixed ratio of a discharge period, and the fixed ratio is less than 1.

Abstract: An optical lens assembly includes, in order from an object side to an image side: a first lens with negative refractive power; a second lens with positive refractive power; a third lens with positive refractive power; a fourth lens with positive refractive power; a fifth lens with negative refractive power; a sixth lens with positive refractive power; wherein a chief ray angle incident on an image plane at a maximum view angle of the optical lens assembly is CRA, a distance from the image-side surface of the sixth lens to the image plane along an optical axis is BFL, a focal length of the optical lens assembly is f, and the following condition is satisfied: 0.54 ° / mm 2 < CRA / * BFL * f ) < 17.33 / mm 2 .

Abstract: A control method is disclosed for an asymmetric half-bridge power supply having a resonant circuit, a first switch, a second switch, and an assisting switch. The resonant circuit includes a transformer and a resonance capacitor. The transformer has a primary winding connected to the resonance capacitor and an auxiliary winding connected to the assisting switch. Within a switching cycle, the first switch is turned on for a first ON time to increase an exciting current of the transformer. After the first ON time, the second switch is turned on for a second ON time to decrease the exciting current. Whether a discharge duration of the transformer ends is detected. The assisting switch is turned ON after the end of the discharge duration, making the exciting current negative, so as to assist the first switch achieving ZVS.

Abstract: A delay-enhanced inverter circuit (DE-inverter) includes: a non-delay-enhanced inverter circuit (NE-inverter) having an output at a first node and an input at a second node; and a capacitive device feedback-coupled between the first node and the second node. The capacitive device includes: a first positive-channel metal-oxide (PMOS) field-effect transistor (FET) (PFET) feedback-coupled between the first node and the second node, the first PFET having a capacitor-configuration; and a first negative-channel metal-oxide (NMOS) FET (NFET) feedback-coupled feedback-between the first node and the first reference voltage, the first NFET having a capacitor-configuration.