Abstract: A cleaning module member includes: a first rolling brush including a first brush; and a second rolling brush arranged substantially side by side with the first rolling brush and including a second brush. The first brush and the second brush are distributed in rotational-mirror symmetry.

Abstract: A cleaning brush and an automatic cleaning device are provided. The cleaning device includes: a rigid shaft rod having a first end portion and a second end portion opposite to each other in an axial direction; and a brush member coaxially sleeving an outer side of the rigid shaft rod, where a rigid filler or no filler is provided between the brush member and the rigid shaft rod.

Abstract: The present disclosure provides a self-cleaning maintenance station including a maintenance station base plate, a maintenance station body, a clean water tank, and a cleaning solution tank. The present disclosure also provides a self-cleaning maintenance system, comprising an automatic cleaning device and a self-cleaning maintenance station.

Abstract: A self-cleaning maintenance station is for an automatic cleaning apparatus, and includes a self-cleaning maintenance station body. The self-cleaning maintenance station body includes: an accommodating cavity, which is configured to accommodate at least part of the automatic cleaning apparatus when the automatic cleaning apparatus returns to the self-cleaning maintenance station; a body base, which is configured to support at least part of the automatic cleaning apparatus when the automatic cleaning apparatus returns to the self-cleaning maintenance station, wherein the body base is provided with a cleaning tank facing the accommodating cavity; and a drying fan, which is arranged in the self-cleaning maintenance station body, is located on the side of the accommodating cavity away from the body base, and is configured to push a dry airflow to at least part of the cleaning tank so as to dry the cleaning tank.

Abstract: The method for manufacturing a three-dimensional static random-access memory, including: manufacturing a first semiconductor structure including multiple MOS transistors and a first insulating layer thereon; bonding a first material layer to the first insulating layer to form a first substrate layer; manufacturing multiple first low-temperature MOS transistors at a low temperature on the first substrate layer, and forming a second insulating layer thereon to form a second semiconductor structure; bonding a second material layer to the second insulating layer to form a second substrate layer; manufacturing multiple second low-temperature MOS transistors at a low temperature on the second substrate layer, and forming a third insulating layer thereon to form a third semiconductor structure; and forming an interconnection layer which interconnects the first semiconductor structure, the second semiconductor structure and the third semiconductor structure.

Abstract: An automatic cleaning device, including: a moving platform, which is configured to move on an operating surface; and a cleaning module which is assembled on the moving platform and is configured to clean the operating surface. The cleaning module includes: a first rolling brush, which is arranged in a first direction perpendicular to the front-rear axis of the moving platform, the first rolling brush including a first filler, and the first filler being arranged in an axial direction of the first rolling brush; and a second rolling brush which is arranged in a direction parallel to the first rolling brush, the second rolling brush including a second filler, and the second filler being arranged in an axial direction of the second rolling brush, wherein the modulus of elasticity of the first filler is less than the modulus of elasticity of the second filler.

Abstract: A cleaning module includes: a first rolling brush including a first brush member, the first brush member including first brushes configured to be rotatable in a first rotational direction to form a first brush outer end trajectory; and a second rolling brush arranged substantially side by side with the first rolling brush and including a second brush member, the second brush member including second brushes configured to be rotatable in a second rotational direction to form a second brush outer end trajectory, wherein the first brush outer end trajectory and the second brush outer end trajectory form an interfering region, and a distance between at least one of the first brushes and at least one of the second brushes is greater than zero when the at least one of the first brushes and the at least one of the second brushes rotate into the interfering region.

Abstract: A game character moving state switching method and apparatus, a device, and a storage medium are provided. The method includes: controlling a virtual character to move according to a first moving state corresponding to the first controlling region, in response to a touching operation applied to the first controlling region; controlling the virtual character to move according to the second moving state corresponding to the second controlling region, in response to a touching operation applied to the second controlling region; and controlling the virtual character to move according to a moving state corresponding to one of the controlling regions where an operating point of the touching operation is located before entering the adjusting region, in response to a touching operation applied to the adjusting region.

Abstract: A chip for performing a contactless chip test and a method for performing the contactless chip test on an input/output (IO) driver are provided. The chip includes the IO driver, a receiver and a processor, wherein the IO driver and the receiver are coupled to an IO pad, and the processor is coupled to the IO driver and the receiver. The IO driver drives an IO voltage on the IO pad, and the receiver receives the IO voltage from the IO pad, wherein the receiver includes a reference voltage generator and a comparator, the comparator is coupled to the reference voltage generator. The reference voltage generator provides a reference voltage, and the comparator compares the IO voltage with the reference voltage in order to generate a comparison result. The processor determines whether the IO driver passes the contactless chip test according to the comparison result.

Abstract: A multiplexing circuit, a method, and a controller of an inverter are disclosed. The multiplexing circuit of the inverter includes an inverter and a transformer. The inverter is used to connect the first power supply and the motor of the vehicle or to connect the first power supply and the second power supply. The transformer is used to connect the first power supply and the inverter when the inverter is connected to the first power supply and the second power supply. The examples of the present disclosure can transform the corrected voltage through a transformer so that the DC power supply can be charged based on the reuse of the inverter. It has a simple structure and high stability, avoids the problem of incompatibility between the inverter and the circuit when multiplexing, and improves the stability of the multiplexing circuit and the safety of the DC power supply.

Abstract: The disclosed systems and methods are for reducing polarization dependent loss in an optical link including: i) changing, by a state of polarization (SOP) controller, an SOP of an optical signal propagating in the optical link; ii) computing, by a link controller, a polarization dependent loss (PDL) in a portion of the optical link; iii) generating, by the link controller, a control signal according to the PDL; and iv) based on the control signal, changing, by the SOP controller, the SOP of the optical signal.

Abstract: A method for measuring polarization-dependent loss (PDL) of an optical link segment. The method has the steps of: measuring powers of first and second pilot tones (PTs) in a polarization-multiplexed (PM) optical signal at first and second link locations at or about an input and an output end of the optical link segment, respectively, the PM optical signal having first and second optical signals with orthogonal polarizations and amplitude-modulated by the first and second PTs, respectively; calculating a first orthogonal polarization power ratio (OPPR) of the first and second PTs using the powers thereof measured at the first link location; calculating a second OPPR of the first and second PTs using the powers thereof measured at the second link location; and calculating the PDL of the optical link segment based on a comparison between the first and second OPPRs.

Abstract: A cleaning module includes: a first rolling brush including first brushes; and a second rolling brush arranged substantially side by side with the first rolling brush and including second brushes, wherein when the first rolling brush and the second rolling brush rotate, a first outer contour formed by a trajectory of outer ends of the first brushes and a second outer contour formed by a trajectory of outer ends of the second brushes at least partially interfere with each other, and the first brushes are not in contact with the second brushes.

Abstract: A cleaning robot includes: a robot body; and a cleaning system disposed on the robot body and including a cleaning head, an auxiliary cleaning head, and a liquid supply part, where the liquid supply part is configured to feed a cleaning liquid to the cleaning head and the auxiliary cleaning head.

Abstract: An automatic cleaning apparatus, including a first rolling brush including a first brush member, and a second rolling brush arranged substantially in parallel to the first rolling brush and including a second brush member. As the first rolling brush and the second rolling brush rotate, the first brush member and the second brush member rotate to a position where the first brush member and the second brush member approach each other, and a point where the first brush member and the second brush member approach each other moves dynamically in a predetermined direction.

Abstract: Methods and apparatus for characterizing optical fiber links by optical time-domain reflectometry are disclosed. To resolve compromises between the signal-to-noise ratio, duration, and resolution of optical-time domain reflectometry measurements, embodiments of the present disclosure use coded sequences of return-to-zero light pulses. Each return-to-zero light pulse in a coded sequence includes a guard interval to mitigate the effects of pulse shape distortions. In some embodiments, the sequences of return-to-zero light pulses encode complementary Golay correlation codes. Some embodiments provide methods for encoding and decoding the sequences of return-to-zero pulse sequences. Some embodiments provide an optical time-domain reflectometry apparatus including a light source unit, optical coupler, light sensor, and processing device.

Abstract: A self-cleaning maintenance station includes a self-cleaning maintenance station body and a water storage tank, where the self-cleaning maintenance station body includes a water storage chamber, where the water storage chamber is disposed at a top portion of the self-cleaning maintenance station body with an opening of the water storage chamber facing upward and forward, and is configured to accommodate the water storage tank; and the water storage tank is detachably assembled at a top end of the self-cleaning maintenance station body, and includes at least one of a waste water opening or a clean water opening; and a height of the at least one of the waste water opening or the clean water opening is higher than a highest water level line of the water storage tank.

Abstract: The present application provides a base station and a cleaning robot system. The base station is used for cleaning a cleaning system of a cleaning robot. The base station comprises: a base station body; and a cleaning assembly, which is movably provided on the base station body, the cleaning assembly comprising a first cleaning piece capable of floating up and down relative to the base station body, and the first cleaning piece interferes with the cleaning system to remove debris on the cleaning system.