Abstract: A multiband printed antenna includes a radiator arranged on an upper portion and one end of a circuit board, and a grounding body. The radiator includes a feed-in part, a first radiation part straightly extended rightward from an upper section of a first right edge of the feed-in part, and a second radiation part sequentially extended rightward, then extended upward, later extended leftward, and further extended downward from a lower section of the first right edge of the feed-in part. The grounding body is arranged on a lower portion of the circuit board. The grounding body is positioned adjacent to a lower portion of a second right edge of the radiator. The grounding body is separated from the radiator.

Abstract: A wireless dongle includes a circuit board, a universal serial bus connector, a wireless module and a printed antenna. The circuit board has a front edge, a rear edge, a left edge and a right edge. The universal serial bus connector is arranged at a middle of the front edge of the circuit board. The wireless module is arranged at a left area and a middle area of the circuit board. The universal serial bus connector is electrically connected to the wireless module. The wireless module includes a radio frequency chip. The radio frequency chip is arranged on a front right area of the wireless module. The printed antenna is arranged at a right area of the circuit board. The radio frequency chip is arranged between the universal serial bus connector and the printed antenna.

Abstract: The present invention relates to the technical field of controllers for automatic production lines, in particular to an FCT/EOL controller adapted to an automated production line and a system thereof. The controller includes a main control chip module, a power management module, a CAN communication module, a LIN communication module and a serial communication module; the system includes a digital multimeter current reading module, a program-controlled power control module, a host computer command module, a test function module and a host computer feedback module; the controller can be customized with a controller function, an internal communication protocol and a control logic according to the requirements of production lines, and core data not to be disclosed.

Abstract: Provided are an optical anti-counterfeiting element and an anti-counterfeiting product. The optical anti-counterfeiting element comprises: a substrate, which comprises a first surface and second surface that are opposite one another, and a surface micro-structure layer that is formed on at least part of the first surface of the substrate. At least part of the surface micro-structure layer comprises a first set of at least a micro-prism, and the micro-prism is simultaneously provided with a refractive and a reflective function. Each pixel of a first pattern corresponds to one or more micro-prism refractive illumination spots in the first set of micro-prisms. The described optical anti-counterfeiting element can provide various anti-counterfeiting effects and improve the anti-counterfeiting performance of the anti-counterfeiting element.

Abstract: The disclosure provides an optical anti-counterfeiting element and an optical anti-counterfeiting product. The optical anti-counterfeiting element comprises a substrate and a plurality of reflective mirror segments; wherein each of the plurality of reflective mirror segments is arranged on one side surface of the substrate according to a preset rule, the plurality of reflective mirror segments are arranged at intervals and two adjacent reflective mirror segments form a gap, and the plurality of reflective mirror segments and/or the gap provide pixels of macroscopic images, thereby forming macroscopic dynamic images and stereoscopic images. The disclosure solves the problem in the related art that an optical anti-counterfeiting element has a low yield.

Abstract: The transmitter includes a serializer, a main driver and an auxiliary driver. The serializer sequentially outputs, according to a clock signal, a first signal and a second signal as two consecutive data of a first output signal, and detects whether the first signal and the second signal are the same so as to generate a control signal. The main driver generates a second output signal according to the first output signal. The auxiliary driver is selectively switched according to the control signal, wherein the main driver and the auxiliary driver are powered by the same supply voltage.

Abstract: Disclosed in the present application are an array backtracking angle adjusting method and apparatus, and a storage medium. The method comprises: acquiring an initial backtracking angle group of a horizontal single-axis tracker, the initial backtracking angle group comprising initial backtracking angles of a plurality of arrays of the horizontal single-axis tracker; according to a preset deviation angle, adjusting the initial backtracking angle group to determine a plurality of candidate backtracking angle groups, the plurality of candidate backtracking angle groups comprising adjusted backtracking angles of the plurality of arrays; and, on the basis of the degree of dispersion of the adjusted backtracking angles of the plurality of arrays in each candidate backtracking angle group, determining a target backtracking angle group from the plurality of candidate backtracking angle groups, the target backtracking angle group comprising target backtracking angles of the plurality of arrays.

Abstract: A post driver includes an input pair circuit, a protection circuit, a common mode sensing circuit and an amplifier. The input pair circuit outputs a first signal through a first node and outputs a second signal through a second node according to a first input signal and a second input signal. The protection circuit provides the input pair circuit with voltage protection according to multiple first bias voltages and a second bias voltage, transmits the first signal to a first load to generate a first output signal, and transmits the second signal to a second load to generate a second output signal. The common mode sensing circuit senses a level of the first node and a level of the second node to generate a feedback signal. The amplifier generates the second bias voltage according to a reference signal and the feedback signal.

Abstract: A double-sided speaker, comprising a combination of magnetic conductive carrying plate with a side magnetic conductive member (or a magnetic conductive carrying plate component), a first magnetic circuit module, a second magnetic circuit module, a first voice coil, a second voice coil, a first vibrating component, and a second vibrating component. The magnetic conductive carrying plate comprises two sidewalls and a bottom plate. The two sidewalls are disposed at two side edges of a side surface of the bottom plate. The side magnetic conductive member is disposed on two side edges of another side surface of the bottom plate. The first magnetic circuit module is disposed at one side of the magnetic conductive carrying plate. The second magnetic circuit module is disposed at another side of the magnetic conductive carrying plate. The first voice coil is disposed between the first magnetic circuit module and the sidewall.

Abstract: Disclosed in the present application are an array backtracking angle adjusting method and apparatus, and a storage medium. The method comprises: acquiring an initial backtracking angle group of a horizontal single-axis tracker, the initial backtracking angle group comprising initial backtracking angles of a plurality of arrays of the horizontal single-axis tracker; according to a preset deviation angle, adjusting the initial backtracking angle group to determine a plurality of candidate backtracking angle groups, the plurality of candidate backtracking angle groups comprising adjusted backtracking angles of the plurality of arrays; and, on the basis of the degree of dispersion of the adjusted backtracking angles of the plurality of arrays in each candidate backtracking angle group, determining a target backtracking angle group from the plurality of candidate backtracking angle groups, the target backtracking angle group comprising target backtracking angles of the plurality of arrays.

Abstract: An encoding element and an anti-counterfeiting product. The encoding element includes a printing stock, wherein the printing stock has an encoding area thereon; the encoding area is provided with at least one group of markers, and at least one of the attributes of markers in the same group is the same; and the markers are randomly distributed, such that encoding information of the encoding element is random. By means of the disclosure, an encoding system of “one object, one code” is realized, and the uniqueness of encoding is realized by means of random encoding information, which cannot be preset.

Abstract: The present invention relates to the field of materials science, the field of nanomaterials, and the field of biomedical engineering, and in particular to an inorganic non-metallic nanoparticle-assembled hydrogel material and an application thereof inl additive manufacturing technology. The hydrogel material is assembled from inorganic non-metallic particles, so as to form a hydrogel network; the size of the inorganic non-metallic particles ranges from 10 nm to 20 um; the inorganic non-metallic particles account for 2-80 wt % of the total mass of hydrogel; and the hydrogel network has microscopic pores having a pore size ranging from 0.1 um to 30 um. The inorganic non-metallic particles are assembled into a hydrogel material by an electrostatic assembly method or a hydrophobic action assembly method or a magnetic action assembly method. The hydrogel material is additively manufactured to obtain a gel scaffold which is used as a bone repair scaffold or a cartilage repair scaffold.

Abstract: Example embodiments provide systems and methods for rewinding digital content during playback based on context of the digital content. A content rewind system electronically accesses digital content. A rewind trigger is detected by the system. The system analyzes the digital content to detect at least one dialog segment within the digital content. The analysis is based on context of the digital content (e.g., dialog within the digital content). The system rewinds playback of the digital content by rewinding to a starting point of a previous dialog segment.

Abstract: A pulse generator, an Error Check and Scrub (ECS) circuit and a memory are provided. The pulse generator includes: a delay circuit configured to receive an ECS command signal, perform delay processing on the ECS command signal, and output a delay command signal, the delay between the ECS command signal and the delay command signal being a first preset value; and a latch circuit configured to receive the ECS command signal and the delay command signal, perform latch processing based on the ECS command signal and the delay command signal, and output an ECS pulse signal. The pulse width of the ECS command signal is provided with a plurality of values, and the pulse width of the ECS pulse signal is the first preset value.

Abstract: The present disclosure provides nanoparticle transducers and methods of use thereof for the detection of analyte concentrations in a fluid. Nanoparticle transducers can comprise a nanoparticle, such as a Pdot, coupled to an enzyme that catalyzes a reaction with the analyte. The nanoparticle transducers further comprise chromophores that emit fluorescence that varies as a function of the concentration of one of the elements of the reaction. The nanoparticle transducer thus changes fluorescence as the analyte concentration changes, transforming analyte concentration values into fluorescence intensities. The measurement of these intensities provides a measurement of the analyte concentration. The nanoparticle transducers are biocompatible, allowing for use in vivo, for the monitoring of analyte blood concentrations such as blood glucose concentrations.

Abstract: The disclose provides an optical anti-counterfeiting element and a manufacturing method of the optical anti-counterfeiting element, the optical anti-counterfeiting element includes: a substrate, the substrate has a first surface and a second surface which are opposite to each other; and an interference color layer located on the first surface of the substrate, the interference color layer is located in a non-hollow area of the optical anti-counterfeiting element and is not located in a hollow area, the interference color layer is a Fabry-Perot filter structure, an absorbing layer of the Fabry-Perot filter structure is in contact with the substrate, and a material of the absorbing layer is an alloy.

Abstract: Provided are a storage system, a memory chip, and an error check and scrub method. The storage system includes a memory controller and a memory chip. The memory chip performs an error check and scrub ECS operation on a memory array; and sends a generated ECS finish flag signal to the memory controller after a current ECS operation is completed. The memory controller receives the ECS finish flag signal, and sends a generated ECS start flag signal to the memory chip based on the ECS finish flag signal, so that the memory chip enters a new ECS operation cycle.