Abstract: A poly(phenylene ether) composition includes specific amounts of a poly(phenylene ether), a hydrogenated block copolymer of an alkenyl aromatic monomer and a conjugated diene, a polypropylene or a polyethylene, a low molecular weight polybutene, a flame retardant, a liquid ultraviolet absorbing agent, and a poly(alkylene oxide). The composition can be useful as an insulation or jacketing material for wires and cables, where the insulation and jacketing materials including the composition can have reduced surface blooming.

Abstract: A poly(phenylene ether) composition includes specific amounts of a poly(phenylene ether), a hydrogenated block copolymer of an alkenyl aromatic monomer and a conjugated diene, a polypropylene or a polyethylene, a low molecular weight polybutene, a flame retardant, a liquid ultraviolet absorbing agent, and a poly (alkylene oxide). The composition can be useful as an insulation or jacketing material for wires and cables, where the insulation and jacketing materials including the composition can have reduced surface blooming.

Abstract: Embodiments of the present disclosure provide a method for accelerating CDVS extraction process based on a GPGPU platform, wherein for the stages of feature detection and local descriptor computation of the CDVS extraction process, operation logics and parallelism strategies of respective inter-pixel parallelism sub-procedures and respective inter-feature point parallelism sub-procedures are implemented by leveraging an OpenCL general-purpose parallelism programming framework, and acceleration is achieved by leveraging a GPU's parallelism computation capability; including: partitioning computing tasks for a GPU and a CPU; reconstructing an image scale pyramid storage model; assigning parallelism strategies to respective sub-procedures for the GPU; and applying local memory to mitigate the access bottleneck. The technical solution of the present disclosure may accelerate the CDVS extraction process and significantly enhances the extraction performance.

Abstract: The present invention provides a live video transmission method and system and an apparatus. According to the method, an M2U device receives a UDP request sent by a client, where the UDP request includes a live channel identifier and is used to request video data of a live channel corresponding to the live channel identifier, and the live channel identifier includes a multicast address or a URL. Then, the M2U device obtains the video data corresponding to the live channel identifier, and obtains a source IP address and a source port of the UDP request, where the source IP address and the source port of the UDP request are used as a destination IP address and a destination port of a UDP unicast packet to be subsequently sent to the client.

Abstract: A method for making a metal-and-resin composite, including: providing a metal substrate made of stainless steel; forming a plurality of nano pores on a surface of the metal substrate by chemical etching the metal substrate; forming an intermediate layer on the metal substrate by dipping the metal substrate in a coupling agent solution, the intermediate layer filling at least portion of each nano pore; and forming a resin member by placing the metal substrate in a mold and molding molten resin on a surface of the intermediate layer, the resin member covering and bonding with the intermediate layer, treating the metal substrate with a coupling solution having a silane compound coupling agent to make the intermediate layer.

Abstract: In an embodiment, a multilayer structure comprises a multiwall polycarbonate substrate having a first surface; and a blocking layer comprising one or both of an ultraviolet blocking layer and an infrared blocking layer located on the first surface; wherein the ultraviolet blocking layer optionally comprises zirconium oxide and an ultraviolet layer polymer matrix; and wherein the infrared blocking layer comprises 50 to 98 wt % of an infrared layer polymer matrix based on a total weight of the infrared blocking layer; and 2 to 40 wt % of an infrared blocking agent based on the total weight of the infrared blocking layer; wherein the infrared blocking agent comprises indium tin oxide, antimony tin oxide, fluorine tin oxide, tungsten oxide, or a combination comprising at least one of the foregoing.

Abstract: Embodiments of the present disclosure provide a method for accelerating CDVS extraction process based on a GPGPU platform, wherein for the stages of feature detection and local descriptor computation of the CDVS extraction process, operation logics and parallelism strategies of respective inter-pixel parallelism sub-procedures and respective inter-feature point parallelism sub-procedures are implemented by leveraging an OpenCL general-purpose parallelism programming framework, and acceleration is achieved by leveraging a GPU's parallelism computation capability; including: partitioning computing tasks for a GPU and a CPU; reconstructing an image scale pyramid storage model; assigning parallelism strategies to respective sub-procedures for the GPU; and applying local memory to mitigate the access bottleneck. The technical solution of the present disclosure may accelerate the CDVS extraction process and significantly enhances the extraction performance.

Abstract: The present invention provides a method and an apparatus for determining video quality, and a method and an apparatus for locating a network fault. The method for determining video quality includes: obtaining a network key performance indicator KPI parameter on a first network device of a plurality of network devices, where the network KPI parameter includes a first round trip time RTT between a head-end device and the first network device; determining a Transmission Control Protocol TCP throughput of the first network device based on the network KPI parameter on the first network device; and determining video quality on the first network device based on the TCP throughput and a played video amount of the first network device. The present invention can accurately determine quality of a video transmitted by using the TCP protocol and accurately locate the network fault.

Abstract: A metal-and-resin composite includes a metal substrate having a plurality of nano pores, an intermediate layer formed on the metal substrate, and a resin member. The intermediate layer fills at least portion of each nano pore. The resin member covers and bonds with the intermediate layer, thus to bond with the metal substrate.

Abstract: A hot live video determining method is provided. A network device first obtains a plurality of video request messages for a target video; then determines statistical information of the target video based on the plurality of video request messages, where the statistical information includes a quantity of video request messages for the target video that are obtained in specified duration and fragment information of a video fragment requested in each video request message; and finally determines, based on the statistical information, whether the target video is a hot live video. According to the method, the network device can identify the hot live video in the Internet, so the network device can carry the hot live video in a multicast manner, to avoid breakdown that is of a network and a video server and that is caused by transmitting the hot live video in a unicast method.

Abstract: The present disclosure provides a cloud platform and a construction method thereof. The cloud platform includes a plurality of compute nodes and at least two storage backends. The construction method includes: establishing an association relationship between the compute nodes and the at least two storage backends, such that each compute node is associated with one and only one storage backend. Different storage backends are associated with different compute nodes. When the compute node generates an image file, a type of the image file is determined. The type of the image file includes a base image file or an exported image file. The image file is stored according to the type of the image file and the storage backend associated with the compute node that generates the image file. The technical solutions of the present disclosure enhance the overall disaster tolerance and stability of the cloud platform.

Abstract: The disclosure concerns glass fiber filled nylon resin composites including a polyolefin based color masterbatch. The compositions further comprise a compatibilizer.

Abstract: A printing-height increasable three-dimensional printer includes a base, an elevating shaft, an elevating platform, a first driving module, a working platform, a printing nozzle, and a second driving module. The elevating shaft is connected to the base. The elevating platform is slidably connected to the base. The first driving module is configured to drive the elevating shaft to make the base move along a direction, and is configured to drive the elevating platform to reversely move relative to the base along the direction. The working platform is slidably connected to the elevating platform. The printing nozzle is connected to the base and is configured to print on the working platform. The second driving module is configured to drive the working platform to move between the printing nozzle and the elevating platform.

Abstract: An adjustable printing-height three-dimensional printer includes a base, an elevating module, a working platform, a nozzle bracket, a printing nozzle, and a driver. The elevating module is disposed on the base. The working platform is located proximal to the base. The nozzle bracket is operably engaged with the first elevating module. The printing nozzle is operably engaged with the nozzle bracket and is configured to print on the working platform. The driver is configured to drive the elevating module to move the nozzle bracket along an axial direction, so as to make the printing nozzle to move toward or away from the working platform.

Abstract: A two-layer wristband, including: a first U-shaped symmetrical band having two hollow portion on the two ends of the first U-shaped symmetrical band, respectively, each hollow portion is formed with a vertical wall protruding from the first U-shaped symmetrical band; a second U-shaped symmetrical band having a depressed portion on its outer surface, a pair of ring-like grooves is formed in the depressed portion; wherein the first U-shaped symmetrical band is placed in the depressed portion of the second U-shaped symmetrical band, and the pair of vertical wall of the first U-shaped symmetrical band joins the pair of ring-like grooves, respectively.

Abstract: A housing includes a main portion and at least one insulating portion. The main portion includes two portions, an inner surface and an outer surface opposite to the inner surface. The inner surface defines at least one groove. The outer surface defines at least one gap that is coupled to the at least one groove. The at least one insulating portion is corresponding to the at least one groove and each insulating portion is filled in one groove. The two portions of the main portion are positioned at two sides of the at least one gap and the two portions are insulated by the at least one gap and the at least one insulating portion.

Abstract: A housing used in an electronic device having an antenna, the housing includes a base and a non-conductive film. The base defines a slot corresponding to the antenna and forms a surface enclosing the slot. The non-conductive film is formed on a surface of the base, the non-conductive film is configured to be coupled to the antenna and insulated the antenna from the base. An electronic device employing the housing and a manufacture method of the housing are also provided.

Abstract: A housing includes a main portion and at least one insulating portion. The main portion includes two portions, an inner surface and an outer surface opposite to the inner surface. The inner surface defines at least one groove. The outer surface defines at least one gap that is coupled to the at least one groove. The at least one insulating portion is corresponding to the at least one groove and each insulating portion is filled in one groove. The two portions of the main portion are positioned at two sides of the at least one gap and the two portions are insulated by the at least one gap and the at least one insulating portion.

Abstract: An adjustable printing-height three-dimensional printer includes a base, an elevating module, a working platform, a nozzle bracket, a printing nozzle, and a driver. The elevating module is disposed on the base. The working platform is located proximal to the base. The nozzle bracket is operably engaged with the first elevating module. The printing nozzle is operably engaged with the nozzle bracket and is configured to print on the working platform. The driver is configured to drive the elevating module to move the nozzle bracket along an axial direction, so as to make the printing nozzle to move toward or away from the working platform.

Abstract: A printing-height increasable three-dimensional printer includes a base, an elevating shaft, an elevating platform, a first driving module, a working platform, a printing nozzle, and a second driving module. The elevating shaft is connected to the base. The elevating platform is slidably connected to the base. The first driving module is configured to drive the elevating shaft to make the base move along a direction, and is configured to drive the elevating platform to reversely move relative to the base along the direction. The working platform is slidably connected to the elevating platform. The printing nozzle is connected to the base and is configured to print on the working platform. The second driving module is configured to drive the working platform to move between the printing nozzle and the elevating platform.