Abstract: A file is transmitted to a plurality of hosts. The hosts are divided into host groups. A host in each host group is selected as a master host. A data block is received by a master host in a host group. The master host sends the data block to both a master host in a next host group and a next host in the host group in order that the next host in the host group sends the data block to a next host of the next host in the host group, and the master host in the next host group sends the data block to both a master host in a next host group of the next host group and a next host of the next host in the next host group.

Abstract: The present invention relates to a dye-salt separation membrane and a preparation method thereof. The method includes the following steps: firstly pouring an aqueous phase solution containing tannic acid and anhydrous piperazine on a surface of a polysulfone-based ultrafiltration base membrane at a mass ratio of the tannic acid to the anhydrous piperazine of 1:2 to 2:1, followed by complete infiltration, and draining the aqueous phase solution; and then pouring an organic phase solution of trimesoyl chloride on the surface of the base membrane, and draining the organic phase solution to obtain the dye-salt separation membrane. The method of the present invention is simple and easy to implement, and the dye-salt separation membrane prepared by the method has a relatively high solution permeability, an efficient dye retention and permeability of inorganic salts, thereby achieving an excellent dye-salt separation effect.

Abstract: Coated packaging and methods for coating such packaging are disclosed. The coating compositions comprise a polymer comprising acid functionality and a polyoxazoline, wherein the coating composition is substantially free of formaldehyde. The coating compositions may be applied onto at least a portion of the interior and/or exterior of packaging, such as metal cans and can ends.

Abstract: An LED tube lamp includes a glass lamp tube, two end caps, an LED light strip, a power supply, and a reflective film. At least a portion of an inner surface of the glass lamp tube is formed with a rough surface, and the roughness of the rough surface is higher than that of the outer surface. The glass lamp tube includes a main body region and two rear end regions, each of the two rear end regions coupled to a respective end of the main body region and each of the two end caps coupled to a respective rear end region. A length of the light strip is longer than the length of a main body region of the glass lamp tube. Each of the two end caps is coupled to a respective end of the glass lamp tube by a gel. The LED light strip is disposed on an inner surface of the glass lamp tube with a plurality of LED light sources mounted on the LED light strip.

Abstract: Provided are an entity identity validity verification method and device with multiple trusted third parties being involved. In the application, validity of identities of entities performing mutual identity validity verification can only be verified by different trusted third parties. During the verification process, the trusted third parties that are respectively trusted by the two entities interact with each other, and provide identity validity verification services for mutual identity validity verification between the entities, to complete the identity validity verification between the entities.

Abstract: A system is provided that includes a cosmetic apparatus configured to sense at least a motion of a cosmetic implement during application of a cosmetic substance to the skin surface of a user; and a client device having processing circuitry configured to receive sensory information transmitted wirelessly from the cosmetic apparatus regarding the sensed motion of the cosmetic apparatus, and control display of information about the sensed motion of the cosmetic apparatus to the user.

Abstract: Provided in the present invention are a digital credential management method and a device, the method comprising: a digital credential application device negotiating establishment of a secure data channel with a digital credential issuing device, and sending to the digital credential issuing device a digital credential management request message; the digital credential issuing device receiving the message, and sending to the digital credential application device a digital credential management verification request message; the digital credential application device receiving the verification request message, and sending to the digital credential issuing device a digital credential management verification response message; the digital credential issuing device receiving the digital credential management verification response message, and sending to the digital credential application device a digital credential management response message; the digital credential application device receiving the digital credentia

Abstract: A file is transmitted to a plurality of hosts. The hosts are divided into host groups. A host in each host group is selected as a master host. A data block is received by a master host in a host group. The master host sends the data block to both a master host in a next host group and a next host in the host group in order that the next host in the host group sends the data block to a next host of the next host in the host group, and the master host in the next host group sends the data block to both a master host in a next host group of the next host group and a next host of the next host in the next host group.

Abstract: An indoor Yagi antenna includes an antenna body, a PCB substrate and an antenna bracket. The antenna body includes an upper shell and a lower shell which form an inner cavity containing the PCB substrate including an end connected to a signal director, an end connected to a signal reflector, a middle section connected to a main antenna oscillator, the portions of the three which are electrically contacted with the PCB substrate respectively, are wrapped by the upper shell and the lower shell, the bottom surface of the lower shell is provided with a feed line terminal block connected to the PCB substrate; the antenna bracket includes a bracket rod that can be flexibly bent, the top end of the bracket rod is provided with a universal adjusting mechanism connected to the lower shell, and the bottom end of the bracket rod is provided with a bracket base.

Abstract: Use of a coating composition in the reduction or prevention of insufficient venting of a beverage can, the beverage can comprising a can body and a can end having a score line on said can end, wherein the coating composition comprises a polyester material, wherein the coating composition is applied to at least the internal surface of the can end over at least a portion of the score line, and wherein a cured film formed from the coating composition has a glass transition temperature (Tg) of at least 50° C. A method of coating a can comprising a can body and a can end having a score line on said can end, wherein the method comprises applying a coating composition to at least a portion of an internal surface of the can end over at least a portion of the score line, the coating composition comprising a polyester material; and curing the coating composition to form a cured film, wherein the cured film has a glass transition temperature (Tg) of at least 50° C.

Abstract: A luminaire (1) is disclosed comprising at least one optical chamber (10) delimited by a light exit window (11) and a curved reflective surface (15) extending from the light exit window to a mounting surface (17) extending from the curved reflective surface towards the light exit window. Each optical chamber comprises a light source (20) mounted on the mounting surface; and a light guide (30) extending across part of the optical chamber. The light guide comprises a total internal reflection major surface (40) facing the light exit window; a further major surface (50) facing the curved reflective surface, said further major surface comprising a light outcoupling portion (51) comprising a plurality of light outcoupling structures (53); a first edge surface (60) optically coupled to the light source; and a further edge surface (70) opposite the first edge surface arranged to direct light towards the curved reflective surface.

Abstract: An LED tube lamp comprises a glass tube, two end caps coupled to a respective end of the glass tube, an LED light strip attached to an inner circumferential surface of the glass tube, a protective layer disposed on a surface of the LED light strip, a plurality of LED light sources mounted on the LED light strip, two first soldering pads arranged at an end of the LED light strip, two notches formed at an edge of the end of the LED light strip, a power supply module configured to drive the plurality of LED light sources. The protective layer comprises two openings to expose the two first soldering pads. The power supply module comprises a printed circuit board comprising two second soldering pads and each of the two first soldering pad soldered to the respective second soldering pad by a solder. The solder is disposed on the first soldering pad, the corresponding second soldering pad and in the corresponding notch.

Abstract: A luminescent photonic structure that comprises a luminescent material that when excited by an excitation light having a wavelength within an excitation wavelength spectrum of the luminescent material emits luminescent light having a luminescence wavelength spectrum. The luminescent photonic structure comprises a photonic crystal disposed between two other photonic crystals. The photonic crystal has a photonic lattice period within one of the luminescence wavelength spectrum and the excitation wavelength spectrum. The two other photonic crystals each have a photonic lattice period within the other of the luminescence wavelength spectrum and the excitation wavelength spectrum for reflecting one of excitation light and luminescent light propagating within the photonic crystal.

Abstract: The present disclosure is generally directed to a lens clip that includes an optical lens slot to securely hold an optical lens at a predetermined position to mitigate effects of post-annealing shift. The lens clip includes a base that provides at least one substrate mating surface for mounting to a substrate, and at least first and second arms extending from the base. The first and second arms extend substantially parallel relative to each other and define at least a portion of an optical lens slot. The optical lens slot is configured to receive at least a portion of an optical lens and securely hold the optical lens at a predetermined position to ensure optical alignment of the optical lens, e.g., relative to an associated laser diode or other optical component, during fixation of the optical lens to the substrate using, for instance, UV-curing optical adhesives.

Abstract: Use of a coating composition in the reduction or prevention of insufficient venting of a beverage can, the beverage can comprising a can body and a can end having a score line on said can end, wherein the coating composition comprises a polyester material, wherein the coating composition is applied to at least the internal surface of the can end over at least a portion of the score line, and wherein a cured film formed from the coating composition has a glass transition temperature (Tg) of at least 50° C. A method of coating a can comprising a can body and a can end having a score line on said can end, wherein the method comprises applying a coating composition to at least a portion of an internal surface of the can end over at least a portion of the score line, the coating composition comprising a polyester material; and curing the coating composition to form a cured film, wherein the cured film has a glass transition temperature (Tg) of at least 50° C.

Abstract: Provided are an entity identity validity verification method and device with multiple trusted third parties being involved. In the application, validity of identities of entities performing mutual identity validity verification can only be verified by different trusted third parties. During the verification process, the trusted third parties that are respectively trusted by the two entities interact with each other, and provide services for mutual identity validity verification between the entities, to complete the identity validity verification between the entities.

Abstract: An LED tube lamp comprises a lamp tube, two end caps attached at two ends of the lamp tube respectively, a power supply disposed in one of the two end caps or separately in both of the end caps, an LED light strip disposed inside the lamp tube and a protective layer disposed on the LED light strip. The LED light strip comprises a mounting region and a connecting region. The plurality of LED light sources is mounted on the mounting region and two soldering pads are disposed on the connecting region. The mounting region and the connecting region are electrically connecting the plurality of LED light sources with the power supply. The protective layer comprises a plurality of first openings arranged on the mounting region for accommodating the LED light sources and two second openings are arranged on the connecting region for accommodating the two soldering pad.

Abstract: The present application provides an indoor and outdoor small Yagi antenna with a plurality of installation forms, comprising an antenna body built-in with a PCBA board and a support member mounted in combination therewith, the support member includes a hanging wall member, a side suction installation member, a pole installation member or an upright installation member; the hanging wall member includes a main board body provided with a hanging hole, and one or more support legs bent and extending from the main board body; the side suction installation member includes a suction disk seat, a first metal shaping tube and a first connecting seat, the pole installation member includes a pole seat, a second metal shaping tube and a second connecting seat, the pole seat includes a seat body and a plurality of U-bolts.

Abstract: The present application provides a multi-application scenario portable antenna, including an antenna body, a housing and a PCBA board, wherein the housing is provided with a receiving groove for storing the antenna body, a base of the antenna body is fixedly arranged in the receiving groove by a flip joint, and the wall of the receiving groove is provided with a notch, and the housing is detachably connected to a fixing seat of the antenna by the connecting member. The antenna body includes a first antenna body and a second antenna body, one end of the receiving groove is provided with a step, and a base of the first antenna body is arranged on the step by a first flip joint, and a base of the second antenna body is arranged on the bottom of the receiving groove at the other end thereof through a second flip joint.

Abstract: The present disclosure is generally directed to an optical transceiver that includes a multi-channel on-board ROSA arrangement that includes an optical demultiplexer, e.g., an arrayed waveguide grating (AWG) and an array of photodiodes disposed on a same substrate. The array of photodiodes may be optically aligned with an output port of the optical demultiplexer and be configured to detect channel wavelengths and output a proportional electrical signal to an amplification circuit, e.g., a transimpedance amplifier. Each of the photodiodes can include an integrated lens configured to increase the alignment tolerance between the demultiplexer and the light sensitive region such that relatively imprecise bonding techniques, e.g., die bonding, may be utilized while still maintaining nominal optical power.