Abstract: An optoelectronic synaptic memristor includes: a bottom electrode layer, a porous structure layer modified with quantum dots, a two-dimensional material layer, a transparent top electrode layer, and a waveguide layer, which are arranged in sequence from top to bottom, wherein the waveguide is ridge shaped for light conduction, comprising a wedge-shaped output terminal, wherein: through the wedge-shaped output terminal of the waveguide, light is vertically injected into the two-dimensional material layer and the porous structure layer modified with the quantum dots. By integrating the waveguide and the optoelectronic memristor, the present invention obtains the highly controlled characteristics with high alignment and confinement for light effect on the device and has advantages in realizing optoelectronic synergy in the optoelectronic synaptic memristors.

Abstract: A method and a system for simultaneously tracking several 6 DoF poses of a movable object and a movable camera are provided. The method the following steps: A series of images are captured by a movable camera, several environmental feature points are extracted from the images and are matched to compute several camera matrixes of the movable camera, and the 6 DoF poses of the movable camera are computed using the camera matrixes. At the same time, several feature points of the movable object are inferred from the images captured by the movable camera, the coordinates of the feature points of the movable object are corrected using the camera matrixes corresponding to the images as well as the predefined geometric and temporal constraints. Then, the 6 DoF poses of the movable object are computed using the coordinates of the corrected feature points and their corresponding camera matrixes.

Abstract: A function equivalence check method includes receiving a cell list, receiving an analog constraint of a cell in the cell list, generating the full-coverage input stimuli according to the analog constraint, performing a behavioral-level simulation using the full-coverage input stimuli and according to the behavioral code to generate a behavioral-level simulation result, performing a circuit-level simulation using the full-coverage input stimuli and according to the circuit-level netlist to generate a circuit-level simulation result, and comparing the behavioral-level simulation result and the circuit-level simulation result to generate a comparison report for an analog value auto-comparison.

Abstract: A motion tracking system includes a first image-capturing module, a computing module and a database. The first image-capturing module captures the full body motion of an object to obtain a depth image. The database provides a plurality of training samples, wherein the training samples include a plurality of depth feature information related to joint positions of the object. The computing module receives the depth image, performs an association operation and a prediction operation for the depth image to obtain a plurality of first joint positions of the object. The computing module projects the first joint positions to a three-dimensional space to generate a three-dimensional skeleton of the object. The depth image includes an image in which limbs of the object are not occluded or an image in which some of limbs of the object are not occluded and the others of limbs of the object are occluded.

Abstract: A hard coating includes a three kinds of layers that are alternately laminated. The three kinds of layers consist of a single composition layer and two kinds of nanolayer-alternated layers. The single composition layer is constituted by one of an A composition (nitride of AlCrSi?), a B composition (nitride of CrBSi?) and a C composition (nitride of AlCr(SiC)?). The two kinds of nanolayer-alternated layers include nanolayers which are alternately laminated and which are constituted by two of three combinations consisting of a combination of the A composition and B composition, a combination of the A composition and C composition and a combination of the B composition and C composition. The single composition layer has a thickness of 0.5-1000 nm. Each of the nanolayers constituting the two kinds of nanolayer-alternated layers has a thickness of 0.5-500 nm, and each of the two kinds of nanolayer-alternated layers has a thickness of 1-1000 nm.

Abstract: An Internet of Things (IoT) device profile applicable to an IoT device is determined. Data packets transmitted to and from the IoT device are analyzed. A risk level of the IoT device is determined based at least in part on the data packet analysis. A determination is made that the risk level exceeds a threshold and a remedial action is taken in response.

Abstract: This disclosure relates to a heat pipe includes a tubular body and a capillary structure. The tubular body has an inner surface. The inner surface forms a sealed chamber. The capillary structure is located in the sealed chamber and arranged on the inner surface. The tubular body includes a condensation section and an evaporation section connected to each other. The capillary structure includes a cold section and a heat section connected to each other. The cold section is disposed on the condensation section, and the heat section is disposed on the evaporation section. A wall thickness of the cold section is greater than a wall thickness of the heat section.

Abstract: A hard coating includes three kinds of alternately laminated layers. The three kinds of layers consist of two kinds of single composition layers and a nanolayer-alternated layer. The two kinds of single composition layers are constituted by respective two of an A composition, a B composition and a C composition, wherein the A composition is a nitride of AlCr?, the B composition is a nitride of AlCrSi?, and the C composition is a nitride of AlCr(SiC)?. The nanolayer-alternated layer includes two kinds of nanolayers which are constituted by respective two of the A composition, the B composition and the C composition and which are alternately laminated. Each of the two kinds of single composition layers has a thickness of 0.5-1000 nm. Each of the two kinds of nanolayers has a thickness of 0.5-500 nm, and the nanolayer-alternated layer has a thickness of 1-1000 nm.

Abstract: A reversible toy has a main body. The main body has a first configured unit and a second configured unit joined with each other. Each of the first and the second configured units is made of elastomer. One of the first and the second configured units is filled in the other one of the first and the second configured units to form a reversible opening formed in a bottom of the main body, and positions of the first and the second configured units are interchangeable via the reversible opening.

Abstract: A gas-liquid separator includes a first cylinder, a second cylinder and a heat exchange assembly. The first cylinder is surrounded by the second cylinder at a predetermined distance. The heat exchange assembly is arranged between the first cylinder and the second cylinder. The heat exchange assembly includes a collecting pipe. An extension direction of the collecting pipe is parallel to an axial direction of the first cylinder. At least a part of a side wall surface of the first cylinder is formed with an avoidance portion recessed inwardly. At least a part of the collecting pipe is arranged between the avoidance portion and the second cylinder.

Abstract: A microfluidic cell system to measure proton concentration in a fluid sample. The microfluidic cell system includes: a first microchip and a second microchip dimensioned to permit electron beam scanning of a fluid sample; a first membrane attached to the first microchip; a second membrane attached to the second microchip, the first membrane and the second membrane being disposed adjacent to one another with a space for the fluid sample therebetween, and the first membrane and the second membrane including a region of the fluid sample in which an electron beam is scanned; a first electrode patterned onto the first membrane and positioned a first distance from the region; a second electrode patterned onto the first microchip and positioned a second distance from the region, the first distance being less than the second distance; and a potentiostat in communication with the first electrode and the second electrode.

Abstract: Techniques for assessing risks of IoT devices. A system utilizing such techniques can include a packet analysis based IoT device risk assessment system and an IoT device risk assessment system. A method utilizing such techniques can include extraction of IoT device risk factors from a device profile of an IoT device and application of assessment weights to the IoT device risk factors to assess a risk level of an IoT device.

Abstract: A method, a system, and a computing device for reconstructing three-dimensional planes are provided. The method includes the following steps: obtaining a series of color information, depth information and pose information of a dynamic scene by a sensing device; extracting a plurality of feature points according to the color information and the depth information, and marking part of the feature points as non-planar objects including dynamic objects and fragmentary objects; computing point cloud according to the unmarked feature points and the pose information, and instantly converting the point cloud to a three-dimensional mesh; and growing the three-dimensional mesh to fill vacancy corresponding to the non-planar objects according to the information of the three-dimensional mesh surrounding or adjacent to the non-planar objects.

Abstract: This disclosure relates to a vapor chamber configured to accommodate a cooling fluid. The vapor chamber includes a first cover, a second cover, a first capillary structure, and a second capillary structure. The second cover and the first cover are attached to each other to form a chamber therebetween. The chamber is configured to accommodate the cooling fluid. The first capillary structure is located in the chamber and stacked on the first cover. The second capillary structure is located in the chamber and stacked on the first capillary structure. The second capillary structure is different from the first capillary structure. A projection of the second capillary structure onto the first cover is smaller than a projection of the first capillary structure onto the first cover.

Abstract: A desiccant wheel is provided to be rotatable. Through the body of the wheel or a surface adsorbent, water vapor in humid air flow is adsorbed. By passing a high-temperature air flow through the wheel, the body or surface coating is regenerated with moisture removed. Along a cross-section radial, the wheel is divided into different areas. The body has three-dimensionally inter-connected pores. The pores can be of different types. The wheel is a complete concentric cylinder or a concentric cylinder comprising equal or unequal sectors. The equal or unequal sectors are separated with each other. The wheel can rotate at a fixed speed for continually repeating a process of adsorbing, transiting, and regenerating. Thereby, drying can be carried out without causing physical or chemical change to heat-sensitive material, which also improves drying efficiency, reduces size, lowers power consumption, and helps in carbon reduction for industry.

Abstract: A hard coating includes a three kinds of layers that are alternately laminated. The three kinds of layers consist of a single composition layer and two kinds of nanolayer-alternated layers. The single composition layer is constituted by one of an A composition (nitride of AlCr?), a B composition (nitride of AlTiCr?) and a C composition (nitride of AlCr(SiC)?). The two kinds of nanolayer-alternated layers include nanolayers which are alternately laminated and which are constituted by two of three combinations consisting of a combination of the A composition and B composition, a combination of the A composition and C composition and a combination of the B composition and C composition. The single composition layer has a thickness of 0.5-1000 nm. Each of the nanolayers constituting the two kinds of nanolayer-alternated layers has a thickness of 0.5-500 nm, and each of the two kinds of nanolayer-alternated layers has a thickness of 1-1000 nm.

Abstract: A hard film for coating a surface of a base material, the hard film includes a layer A, a layer B, and a nanolayer-alternating layer. The layer A is an AlTiCr nitride of (AlaTibCrc?d)N, where ? is one or more elements selected from C, B, Si, V, Y, Zr, Nb, Mo, Hf, Ta, and W. The layer B is an AlTiCr nitride or AlTiCr carbonitride of (AleTifCrg?h)CxN1-X, where ? is one or more elements selected from B, Si, V, Y, Zr, Nb, Mo, Hf, Ta, and W. The nanolayer-alternating layer is formed by alternately laminating a nanolayer A or a nanolayer B having the same composition as the layer A or B. And, the layer C is an AlCr(SiC) nitride or AlCr(SiC) carbonitride of [AliCrj(SiC)k?l]CYN1-Y, where ? is one or more elements selected from B, Ti, V, Y, Zr, Nb, Mo, Hf, Ta, and W.

Abstract: A hard coating includes a three kinds of layers that are alternately laminated. The three kinds of layers consist of a single composition layer and two kinds of nanolayer-alternated layers. The single composition layer is constituted by one of an A composition (nitride of AlCrSi?), a B composition (nitride of AlTiSi?) and a C composition (nitride of AlCr(SiC)?). The two kinds of nanolayer-alternated layers include nanolayers which are alternately laminated and which are constituted by two of three combinations consisting of a combination of the A composition and B composition, a combination of the A composition and C composition and a combination of the B composition and C composition. The single composition layer has a thickness of 0.5-1000 nm. Each of the nanolayers constituting the two kinds of nanolayer-alternated layers has a thickness of 0.5-500 nm, and each of the two kinds of nanolayer-alternated layers has a thickness of 1-1000 nm.

Abstract: The invention provides a universal serial bus connector, including an insulating body and a plurality of terminals. The insulating body has a tongue portion and at least one recess located on the tongue portion. The terminals pass through the insulating body, and the terminals expose the insulating body from the tongue portion. The recess corresponds to at least one terminal and is located in an extending direction of the corresponding terminal on the tongue portion.

Abstract: An air conditioner, and a device and method for preventing cold air during heating of the air conditioner are provided, including: detecting an indoor ambient temperature and an outdoor ambient temperature respectively; determining whether an evaporator inner-tube temperature satisfies an evaporator inner-tube temperature condition, or whether a duration reaches an operating duration, or whether a current intensity continuously reaches a first preset current intensity threshold for a predetermined duration; when if so, starting an inner blower fan at a first preset wind speed; determining whether the evaporator inner-tube temperature satisfies the evaporator inner-tube temperature condition, or whether the current intensity continuously reaches a second preset current intensity threshold for a predetermined duration, or whether a duration, for which the inner blower fan operates at the first preset wind speed, reaches a first preset duration; and if so, switching the inner blower fan to operate at a second pr