Abstract: Systems and related methods generate renewable natural gases and capture CO2 using a combination of technologies, including, but not limited to, an anaerobic treatment process, a membrane bioreaction process, a biogas upgrading process, and a CO2 purification process.

Abstract: The invention discloses an energy conversion device with a cryogenic coil, which relates to the technical field of electromagnet excitation, the device comprises a cold source module, a vacuum module, an external energy module, an internal energy module and a connection module; the cold source module is configured to provide the cold source to the vacuum module, the external energy module is configured to be located outside the vacuum module, the internal energy module is configured to be located inside the vacuum module, and the internal energy module and the external energy module are configured to be connected through the connection module. The energy conversion device with a cryogenic coil further comprises a coolant module, the coolant module is configured to be located inside the vacuum module, and the internal energy module is configured to be located inside the coolant module. The connection module comprises a power electronic converter.

Abstract: A communication method in a virtual environment includes initiating, by a first user, a virtual classroom through an education Metaverse application program of a first user device; attending, by at least a second user, the virtual classroom through an education Metaverse application program of a second user device; activating, by the first user, a class teaching mode, such that the first user and at least the second user login a cloud streaming system through corresponding education Metaverse application program of the first user device and the second user device to represent a first Avatar and a second Avatar for communication in the virtual classroom; wherein the virtual classroom is configured to render a spatial audio in a three-dimensional (3D) space.

Abstract: Disclosed are a camera module and a photosensitive assembly thereof, an electronic device, and a manufacturing method. The photosensitive assembly includes a photosensitive chip, at least one resistance-capacitance device, an extended wiring layer, a filter element assembly, and a molded base. The filter element assembly includes a filter element and a bonding layer bonded around the filter element. The filter element assembly is attached to a top surface of the extended wiring layer, and the filter element of the filter element assembly corresponds to a light transmission hole of the extended wiring layer, so that external light is filtered by the filter element before reaching a photosensitive area of the photosensitive chip through the light transmission hole.

Abstract: A camera module, including: a photosensitive assembly; a lens assembly held on a photosensitive path of the photosensitive assembly, wherein the lens assembly is provided with an optical axis; and a driving assembly, including a first carrying frame, a first driving element and a first prepressing component, wherein the photosensitive assembly is mounted to the first carrying frame, and the first driving element is designed as a piezoelectric actuator, and wherein the first driving element is frictionally coupled to the first carrying frame through the first prepressing component, and is configured to, after being driven, move in a two-dimensional trajectory in a plane perpendicular to the optical axis in a manner of bending vibration along two directions, and thereby drive the first carrying frame by friction to bring the photosensitive assembly to move in a first direction in the plane perpendicular to the optical axis for optical image stabilization.

Abstract: A camera module and photosensitive component or unit thereof and manufacturing method therefor are provided. The photosensitive unit includes an encapsulation portion and a photosensitive portion that includes a main circuit board and a photosensitive sensor, wherein the encapsulation portion is integrally encapsulated to form on the main circuit board and the photosensitive sensor.

Abstract: Disclosed is a camera module, which uses a new piezoelectric actuator as a driving element to meet the driving requirement of the camera module. Specifically, the camera module uses the new piezoelectric actuator as the driving element to move an optical camera lens for optical image stabilization. Moreover, the piezoelectric actuator is arranged in the camera module in a rational arrangement scheme, so as to meet both the structural design requirement and the dimensional design requirement of the camera module.

Abstract: A camera module and a photosensitive assembly thereof, an electronic device, and a manufacturing method are provided. The photosensitive assembly includes a photosensitive chip having a photosensitive area and an electric connection area located around the photosensitive area, at least one resistance-capacitance device, a conducting element, an expanded wiring layer, and a molded base. The expanded wiring layer has a top surface and a bottom surface. The at least one resistance-capacitance device is electrically connected to the bottom surface of the expanded wiring layer. The conducting element extends between the bottom surface of the expanded wiring layer and the electric connection area of the photosensitive chip, so as to electrically connect the photosensitive chip to the expanded wiring layer by means of the conducting element. A light hole is formed in the expanded wiring layer, and the light hole corresponds to at least the photosensitive area of the photosensitive chip.

Abstract: A camera module and a molded photosensitive assembly and manufacturing methods thereof, and an electronic device are disclosed. The molded photosensitive assembly includes an imaging assembly, a molded base and a filter assembly. The imaging assembly includes a circuit board and at least one photosensitive element, and each photosensitive element is conductively connected to the circuit board. The molded base has at least one stepped peripheral groove to define a light window through each stepped peripheral groove, the molded base embeds a part of the imaging assembly, and a photosensitive region of each photosensitive element respectively corresponds to each light window of the molded base. The filter assembly includes at least one filter element, and each filter element is correspondingly arranged in each stepped peripheral groove of the molded base, so that each filter element respectively corresponds to each light window of the molded base.

Abstract: Memory controllers, memory devices, memory systems and operation methods are provided. A memory controller is to: find, in input data, a binary code to be replaced corresponding to a preset programming level to be replaced, the input data is to be written into a memory cell; and substitute the binary code to be replaced in the input data with a replacement binary code corresponding to a preset replacement programming level, and generate a replacement identifier linking a memory address corresponding to the replacement binary code. The quantity of states is reduced by modifying a data encoding mode of the memory controller to help shorten programming duration of the memory device and reduce disturbance.

Abstract: In one example, the memory system includes a memory coupled to a memory controller; the memory includes a plurality of word lines and a plurality of multi-bit memory cells coupled to the plurality of word lines; the memory includes multiple types of pages, each corresponding to a one read voltage level. In one example, the operation method includes obtaining, when a read operation of the memory fails, a target read retry table from a set of read retry tables, the set of read retry tables comprises all read retry tables corresponding to the multiple types of pages; a read retry table corresponding to each type of page comprises a set of bias voltages corresponding to respective read voltage levels that are used to distinguish stored data of corresponding bit; obtaining read retry voltages through the target read retry table, and performing a read retry operation using the read retry voltages.

Abstract: A memory controller, a memory system and an operation method thereof are provided. The memory controller can be used to control a memory device, and be configured to search, according to the number of erase cycles of the memory block, for a read retry table corresponding to a range to which the number of erase cycles belongs, when reading fails. The read retry table can include a plurality of read bias groups. The memory controller can further be configured to perform read retry operations on the memory block according to the read bias groups in the read retry table. The read retry table corresponding to the range to which the number of erase cycles of the memory block belongs may be found by index searching with the number of erase cycles, based on the retry read voltages in the optimal read bias group that the memory device has had initially.

Abstract: Implementations of the present disclosure disclose a memory controller and an operation method thereof, and a memory system. The operation method of the memory controller can include a starting step of entering a high-order error correction mode when the data read from a memory block belongs to correctable error correction code data and an error bit count of the memory block is greater than a specific value, a detection step of checking whether an inducement type of the error bit count is charge leakage, and a remedying step of complementarily applying programming pulse signals to the memory block if the inducement type is the charge leakage. The present application reduces the refresh probability of the memory block, reduces the write amplification factor, and thus extends the service life of the memory device.

Abstract: A ceramic substrate structure includes a ceramic board, a first conductive layer, a second conductive layer and a heat dissipation layer. The ceramic board has a first surface and a second surface opposite to each other. Each of the first surface and the second surface is a single surface extending continuously. The first conductive layer is mounted on the first surface of the ceramic board. The second conductive layer is mounted on the first surface of the ceramic board. The second conductive layer is adjacent to the first conductive layer and have different thicknesses. The heat dissipation layer is mounted on the second surface of the ceramic board. The heat dissipation layer includes a first heat dissipation portion corresponding to the first conductive layer and a second heat dissipation portion corresponding to the second conductive layer, and the second heat dissipation portion has a patterned region.

Abstract: Disclosed is a hollow sulfide microsphere with enriched sulfur vacancies, which is prepared by a method comprising the steps of: dissolving cobalt nitrate and nickel nitrate in a mixed solution of N, N-dimethylformamide and acetone with an equal volume; then adding a chelating agent thereto, subjecting a resulting mixture to a solvothermal reaction to obtain a coordination polymer microsphere; dissolving the coordination polymer microsphere and a sulfurization agent in an organic solvent, and reacting to obtain a hollow sulfide microsphere; and subjecting the hollow sulfide microsphere to reduction treatment with sodium borohydride, centrifuging, washing and drying to obtain the hollow sulfide microsphere with enriched sulfur vacancies having a particle size of 1-2.5 ?m, a shell thickness of 15-30 nm and a specific capacity of the material of 763.4 C g?1 (current density is 1 A g?1).

Abstract: Anaerobic wastewater treatment systems, devices and methods complete three-phase separation of biogas, liquids and solids (e.g., biomass) using overlapped gas hoods or baffles and one or more conically-shaped settlers having a varying cross-sectional area.

Abstract: A probe card includes a flexible inorganic material layer, a metal micro structure, and a circuit board. The flexible inorganic material layer has a first surface and a second surface opposite to each other. The metal micro structure is disposed on the first surface. The circuit board is disposed on the second surface, and the circuit board is electrically connected to the metal micro structure. The test signal is adapted to be conducted to the circuit board through the flexible inorganic material layer.

Abstract: A virulence factor FsPL gene from the sugarcane pokkah boeng disease and use thereof are provided. The virulence factor FsPL gene from the sugarcane pokkah boeng disease has a sequence set forth in SEQ ID NO: 1. The present invention reveals a gene FsPL that is related to the pathogenicity of F. sacchari. Preliminary analysis shows that the deletion of the gene affects the ability of hyphae to penetrate and further affects the pathogenicity of pathogens. This provides a basis for the molecular mechanism of the pathogen infection and pathogenic process.

Abstract: The present disclosure discloses a sound device includes a frame, a magnet system, and a first vibration system and a second vibration system arranged on two sides of a magnet system. The magnet system includes a first central yoke, a central magnet mounted on the first central yoke, a side yoke surrounding the central magnet and fixed to the frame, and a connection portion connecting the first central yoke and the side yoke. The side yoke includes a first side yoke fixed to the frame and a second side yoke bending and extending from an edge of the first side yoke towards the central magnet; the connection portion connects the first central yoke and the second side yoke. The sound device in the present disclosure has higher magnetic ability and miniaturization ability.