Abstract: Systems and methods for secure mobile checkouts are disclosed. The system may include a secure mobile checkout device configured to scan products available in a merchant store. The device may scan the product to determine a product identifier. The device may transmit the scanned product data to a checkout application to retrieve product data corresponding to the product identifier. In device may initiate a transaction with a payment network to purchase the product, based on the product data provided by the checkout application. The payment network may process the transaction, and may authorize the purchase with the merchant.

Abstract: The present disclosure provides a driving method of a display device and a display device. The driving method of the display device includes: inputting a gate signal with a length of a first duration to each of gate lines; and inputting a data signal to each of data lines to drive the display device for displaying. Among M data lines crossing the gate line in a direction of the gate line from a signal input terminal to an terminal away from the signal input terminal, a start time at which an mth data line input with the data signal is delayed by a second duration, relative to the start time at which a first data line closest to the signal input terminal of the gate line is input with the data signal, and the second duration is less than the first duration.

Abstract: The present disclosure provides a polar code coding method, a polar code decoding method, apparatus and device. The polar code coding method includes: obtaining a plurality of CRC check bits; determining interleaved padding positions in a to-be-coded sequence; filling a first predetermined number of CRC check bits of the plurality of CRC check bits into the interleaved padding positions in the to-be-coded sequence in an interleaving manner; and performing polar coding on the to-be-coded sequence that is filled with the predetermined number of CRC check bits in interleaving manner, and transmitting a coded sequence to a receiving end. The first predetermined number is less than or equal to a total number of the plurality of CRC check bits.

Abstract: The present disclosure provides a compressed ultrafast imaging velocity interferometer system for any reflector, comprising a light source and target system, an etalon interference system, a compressed ultrafast imaging system, a timing control system and a data processing system. An imaging device in the traditional imaging velocity interferometer system for any reflector is replaced by a compressed ultrafast imaging system, a compressed ultrafast Photography (CUP) is introduced in an imaging process, multi-frame images, i.e.

Abstract: An optical tomography imaging system includes a signal generator, at least one light emitter, at least one light receiver, a signal processor, and an image processor. The signal generator is configured to generate a periodic signal and a reference signal. The light emitter is configured to be activated by the periodic signal to generate an optical signal passing through an object under test. The light receiver is configured to receive and convert the optical signal passing through the object under test into an electrical signal. The signal processor is configured to generate a comparison signal according to the electrical signal and the reference signal. The image processor is configured to acquire a plurality of disassembled sine waves from the comparison signal and generate a reconstructed image according to the disassembled sine waves.

Abstract: Techniques for virtual machines include receiving virtual machine (VM) requests, and finding one or more VM requests of the VM requests that optimize available resources of a candidate host machine while seeking to minimize differences between the one or more VM requests and the candidate host machine. The one or more VM requests are allocated to the candidate host machine.

Abstract: There is provided a bone cement composition comprising: a powder component comprising at least one acrylic polymer a liquid component comprising a monomer; an antibiotic; and an acid-functionalised polymer, wherein reaction of the powder component and the liquid component results in formation of a bone cement. In a preferred embodiment, the acid-functionalised polymer is selected from polyethylene glycol-polycarbonate (PEG-PAC), polycarbonate-poly(L-lactide) (PAC-PLLA), polycarbonate-poly(D-lactide) (PAC-PDLA), PAC-PLLA/PDLA, copolymers thereof or a combination thereof. There is also provided a bone cement formed from the bone cement composition.

Abstract: The disclosure provides a timing control method and a timing control circuit for a display panel, a driving device, and a display device. The method includes: in respective display periods, supplying a data enable signal to a source driving circuit. The source driving circuit supplies a data signal to a plurality of sub-display regions under the control of the data enable signal. The data enable signal is switched between an active level and an inactive level, and the active levels of the data enable signal are in one-to-one correspondence with the plurality of sub-display regions of the display panel. The farther one of the plurality of sub-display regions from the source driving circuit, the longer time period, at an active level, of the data enable signal for controlling the source driving circuit to provide the data signal to at least one row of pixels in the sub-display region is.

Abstract: A display panel and a display device are provided. The display panel includes a first display region and a second display region that are arranged adjacent to each other. The second display region is multiplexed as a photosensitive element disposure region. The first display region includes first sub-pixels, and the second display region includes second sub-pixels and third sub-pixels. The display panel also includes a first substrate and a second substrate that are oppositely disposed. The first substrate is provided with a plurality of signal lines, the plurality of signal lines at least include scan lines and data lines, and the scan lines and the data lines are isolated and crossed to define regions where the first sub-pixel, the second sub-pixel, and the third sub-pixel are located. A signal line of the plurality of signal lines in the second display region is made of a transparent conductive material.

Abstract: A zirconia ceramic material for use in dental applications is provided comprising an yttria-stabilized zirconia material stabilized with 5 mol % yttria to 8 mol % yttria, and methods for making a sintered body from the ceramic material. The zirconia ceramic materials exhibit both enhanced translucency and a flexural strength of at least 300 MPa, or at least 500 MPa, when fully sintered.

Abstract: A portable heating sterilization bag for face mask and cloth products includes a bag container. The bag is capable of holding and containing face masks. At least one of heating plate installed on one inner surface in the bag and being made of god conductor material of heat; a heat source is for heating the at least one heating plate; the heat source is attached to the at least one heating plate and serving to control the internal temperature of the bag. If the power switch is turned on, the heat plate heats the contained face mask or cloth product to produce the effect of face mask or cloth product disinfect and sterilization. The heating plate is made of metal or non-metal material and it can be rigid or flexible.

Abstract: Techniques regarding the transportation of molecular cargo across the BBB are provided. For example, one or more embodiments described herein can comprise a chemical compound to facilitate molecular encapsulation of the molecular cargo. The chemical compound can comprise a diblock copolymer having a molecular backbone comprising a polycarbonate structure and a polyethylene glycol structure. Also, the polycarbonate structure can be functionalized with boronic acid.

Abstract: The present invention discloses a high weld line strength polypropylene/polycarbonate alloy, including the following components in parts by weight: 5 parts to 40 parts of a polypropylene; 40 parts to 85 parts of a polycarbonate; and 1 part to 15 parts of an ethylene copolymer compatibilizer. The high weld line strength polypropylene/polycarbonate alloy has high weld line strength, a good melt index and an excellent chemical resistance.

Abstract: The present invention discloses a polycarbonate alloy, including the following components in parts by weight: 80 parts of a polycarbonate; and 5 parts to 30 parts of an ethylene copolymer.

Abstract: Systems and methods for secure mobile checkouts are disclosed. The system may include a secure mobile checkout device configured to scan products available in a merchant store. The device may scan the product to determine a product identifier. The device may transmit the scanned product data to a checkout application to retrieve product data corresponding to the product identifier. In device may initiate a transaction with a payment network to purchase the product, based on the product data provided by the checkout application. The payment network may process the transaction, and may authorize the purchase with the merchant.

Abstract: Compositions and methods regarding antimicrobial guanidinium macromolecules with one or more targeting moieties for selectively targeting bacteria are provided. According to an embodiment, an antimicrobial macromolecule is provided that comprises a polymer backbone and one or more guanidinium moieties that extend from the polymer backbone. The antimicrobial macromolecule further comprises a targeting moiety that extends from the polymer backbone. The targeting moiety can comprise a substance favored for consumption by bacteria, such as a monosaccharide.

Abstract: A method is provided for making ceramic bodies having improved properties, such as optical and/or strength properties in which the ceramic bodies are densified by new sintering processes. The sintering profiles may have shorter run times than conventional sintering processes. Ceramic bodies made by these methods are suitable for use in dental applications, for example, as crowns.

Abstract: De novo, artificial intelligence (AI) designed antimicrobial peptides (AMPs), antibacterial products comprising the AMPs and methods for treating bacterial infections using the products are provided. In one or more embodiments, the AMPs were designed using conditional latent attribute space sampling (CLaSS). The AMPs comprise up to twenty natural amino acids in length, including one with twelve and another with thirteen natural amino acids in length. The AMPs demonstrate low-toxicity and show high antimicrobial potency against diverse pathogens including multi-medication-resistant Gram negative Klebsiella pneumoniae.

Abstract: Provided are a display panel and a display device. The display panel includes a first display region, a second display region, and a transition display region between the first display region and the second display region. The second display region includes second pixel units, the transition display region includes third pixel units, and each second pixel unit and each third pixel unit both include a first sub-pixel, a second sub-pixel, a third sub-pixel, and a white sub-pixel. A ratio of a total opening area of white sub-pixels in the second pixel units to a total area of the second pixel units is A, and a ratio of a total opening area of white sub-pixels in the third pixel units to a total area of the third pixel units is B, where B<A. The white sub-pixel is turned on or off in a display stage of the display panel.

Abstract: Techniques are disclosed relating to multiway communications. In some embodiments, a first electronic device initiates a multiway call between a plurality of electronic devices and exchanges a first secret with a first set of electronic devices participating during a first portion of the multiway call, the first secret being used to encrypt traffic between the first set of electronic devices. The first electronic device receives an indication that first set of participating electronic devices has changed and, in response to the indication, exchanges a second secret with a second set of electronic devices participating during a second portion of the multiway call, the second secret being used to encrypt traffic between the second set of participating electronic devices. In some embodiments, the indication identifies a second electronic device as leaving the multiway call, and the second secret is not exchanged with the second electronic device.