Abstract: A battery pack includes a casing, a cell group, a bracket, cell connection pieces, and output terminals. A plane where the output terminals of the battery pack are located is defined as an upper plane, a plane where the output terminals of the cell group are located is defined as a front plane, and a plane perpendicular to the upper plane and the front plane is defined as a side plane. One of the cell connection pieces includes a bracket-fixed surface, a cell connection surface, and a power supply output surface. The bracket-fixed surface is fixed on the bracket and parallel to the side plane. The cell connection surface is connected to the power supply output terminals of the cell group and parallel to the front plane. The power supply output surface is connected to the output terminals and parallel to the upper plane.

Abstract: An electrochromic device includes a first insulating substrate; a first conducting layer disposed over the first insulating substrate; an electrochromic layer disposed over the first conducting layer, an electrolyte layer disposed over the electrochromic layer; a second conducting layer disposed over the electrolyte layer; and a second insulating substrate disposed over the second conducting layer. The electrochromic layer includes an electrochromic polymer having a polymer backbone comprising one or more meta-conjugated linkers (MCLs) and one or more aromatic moieties (Ars). Each of the one or more MCLs is partially conjugated with one of the one or more Ars at a meta position of the one or more MCLs. The thickness of the electrochromic layer is from 10 nm to 5800 nm resulting in transmittance of 70%-99.9% at a wavelength of 550 nm at a neutral state of the electrochromic layer.

Abstract: An electrochromic polymer includes a formula of MCL represents a meta-conjugated linker, and Ac represents an aromatic moiety. The disclosed electrochromic polymer has an absorption onset equal to or smaller than 420 nm in a neutral state and has absorption in visible and/or near-infrared wavelengths in an oxidized state, thus the disclosed electrochromic polymer shows a high transparency and a high optical contrast when used in electrochromic devices.

Abstract: An electrochromic device includes: a first insulating substrate; a first conducting layer disposed over the first insulating substrate; an electrochromic layer disposed over the first conducting layer, wherein the electrochromic layer comprises an electrochromic polymer having a polymer backbone comprising one or more meta-conjugated linkers (MCLs) and one or more aromatic moieties (Ars), wherein each of the one or more MCLs is partially conjugated with one of the one or more Ars at a meta position of the one or more MCLs; an electrolyte layer disposed over the electrochromic layer; a second conducting layer disposed over the electrolyte layer; and a second insulating substrate disposed over the second conducting layer. A thickness of the electrochromic layer is from 10 nm to 1500 nm resulting in transmittance of 85%-99.9% at a wavelength of 550 nm at a neutral state of the electrochromic layer.

Abstract: An integrated circuit package with a package connector and at least three bottom-most points of the package that define a seating plane, wherein the shortest distance between the seating plane and the package connector solder surface is at least 6 mils (0.152 mm). A printed circuit board comprising a pad; an integrated circuit package comprising a package connector and at least three bottom-most points of the package in contact with the printed circuit board; and a solder column having a height at least 6 mils (0.152 mm) electrically and mechanically connecting the pad to the package connector. Methods for controlling solder column height are disclosed.

Abstract: An electrochromic device includes: a first insulating substrate; a first conducting layer disposed over the first insulating substrate; an electrochromic layer disposed over the first conducting layer, wherein the electrochromic layer comprises an electrochromic polymer having a polymer backbone comprising one or more meta-conjugated linkers (MCLs) and one or more aromatic moieties (Ars), wherein each of the one or more MCLs is partially conjugated with one of the one or more Ars at a meta position of the one or more MCLs; an electrolyte layer disposed over the electrochromic layer; a second conducting layer disposed over the electrolyte layer; and a second insulating substrate disposed over the second conducting layer. A thickness of the electrochromic layer is from 10 nm to 1500 nm resulting in transmittance of 85%-99.9% at a wavelength of 550 nm at a neutral state of the electrochromic layer.

Abstract: An electrochromic polymer is comprised of a repeat unit comprising one or more meta-conjugated linkers (MCLs) and one or more aromatic moieties (Ars). Each of the one or more MCLs is partially conjugated with the one or more Ars at meta positions of the MCLs to form a polymer backbone of the electrochromic polymer. The electrochromic polymer undergoes an optical switching and a color change in an electrochromic device, which shows a high transparency and a high optical contrast.

Abstract: An electrochromic polymer is comprised of a repeat unit comprising one or more meta-conjugated linkers (MCLs) and one or more aromatic moieties (Ars). Each of the one or more MCLs is partially conjugated with the one or more Ars at meta positions of the MCLs to form a polymer backbone of the electrochromic polymer. The electrochromic polymer undergoes an optical switching and a color change in an electrochromic device, which shows a high transparency and a high optical contrast.

Abstract: Provided are a pressure difference sensor, and a manufacturing method and an application thereof. A manner of bonding three layers of wafers is adopted, and the sensor includes an upper structure, an intermediate structure and a lower structure. Each of the upper structure and the intermediate structure is manufactured by a silicon-on-insulator (SOI) wafer, the lower structure is manufactured by patterned doped intrinsic silicon; and a lead pad of each of the upper electrode, and the intermediate electrode and the lower electrode is located on a corresponding one of three-stepped steps at a side of the pressure difference sensor. Annular through holes are formed around the upper electrode and the lower electrode. A constant capacitance of a capacitance signal outputted by an upper capacitor of the sensor by extending an electric field line path of the constant capacitor part.

Abstract: An electrochromic polymer is comprised of a repeat unit comprising one or more meta-conjugated linkers (MCLs) and one or more aromatic moieties (Ars). Each of the one or more MCLs is partially conjugated with the one or more Ars at meta positions of the MCLs to form a polymer backbone of the electrochromic polymer. The electrochromic polymer undergoes an optical switching and a color change in an electrochromic device, which shows a high transparency and a high optical contrast.

Abstract: Provided are a pressure difference sensor, and a manufacturing method and an application thereof. A manner of bonding three layers of wafers is adopted, and the sensor includes an upper structure, an intermediate structure and a lower structure. Each of the upper structure and the intermediate structure is manufactured by a silicon-on-insulator (SOI) wafer, the lower structure is manufactured by patterned doped intrinsic silicon; and a lead pad of each of the upper electrode, and the intermediate electrode and the lower electrode is located on a corresponding one of three-stepped steps at a side of the pressure difference sensor. Annular through holes are formed around the upper electrode and the lower electrode. A constant capacitance of a capacitance signal outputted by an upper capacitor of the sensor by extending an electric field line path of the constant capacitor part.

Abstract: A method of processing an image includes: acquiring a first image for a target object by using a first imaging method (S110); acquiring a second image for the target object by using a second imaging method (S120); constructing a first sub-image and a second sub-image based on the first image (S130); constructing a third sub-image and a fourth sub-image based on the second image (S140); and determining a pixel value distribution information of a fused image based on a pixel value distribution information of each of the first sub-image, the second sub-image, the third sub-image, and the fourth sub-image, so as to obtain the fused image (S150). An apparatus of processing an image, a computing device, and a computer-readable storage medium are further provided.

Abstract: An electrochromic polymer is comprised of a repeat unit comprising one or more meta-conjugated linkers (MCLs) and one or more aromatic moieties (Ars). Each of the one or more MCLs is partially conjugated with the one or more Ars at meta positions of the MCLs to form a polymer backbone of the electrochromic polymer. The electrochromic polymer undergoes an optical switching and a color change in an electrochromic device, which shows a high transparency and a high optical contrast.

Abstract: An electrochromic polymer is comprised of a repeat unit comprising one or more meta-conjugated linkers (MCLs) and one or more aromatic moieties (Ars). Each of the one or more MCLs is partially conjugated with the one or more Ars at meta positions of the MCLs to form a polymer backbone of the electrochromic polymer. The electrochromic polymer undergoes an optical switching and a color change in an electrochromic device, which shows a high transparency and a high optical contrast.

Abstract: Provided are an identifier resolution method and apparatus for the Internet of Things. In the method, different identifier resolution systems are compatible through constructing an identifier resolution architecture for the Internet of Things, and a unified method is used for resolving various identifiers. Therefore, it is simply required to maintain one identifier resolution architecture for the Internet of Things when resolving different identifiers, which reduces the workload and difficulty for maintenance of the identifier resolution system and thus reduces the workload and difficulty for maintenance of the Internet of Things.

Abstract: A fully-differential two-stage operational amplifier circuit is provided, and it includes a first-stage amplification circuit, a second-stage amplification circuit, a common-mode signal acquisition circuit, a common-mode feedback circuit and a bias circuit. The first-stage amplification circuit has a telescopic structure and receives differential input signals INP and INN. The second-stage amplification circuit has a common-source structure and outputs differential output signals OUTP and OUTN. The common-mode signal acquisition circuit receives differential output signals, and outputs an operational amplifier output common-mode signal VCMO. The common-mode feedback circuit outputs common-mode feedback signals VB1 and VB2 to the first-stage amplifier circuit and the second-stage amplifier circuit respectively; The bias circuit outputs a bias voltage VB3 to the first-stage amplifier circuit, and outputs bias voltages VB4 and VB5 to the first-stage amplifier circuit respectively.

Abstract: Provided are an identifier resolution method and apparatus for the Internet of Things, In the method, different identifier resolution systems are compatible through constructing an identifier resolution architecture for the Internet of Things, and a unified method is used for resolving various identifiers. Therefore, it is simply required to maintain one identifier resolution architecture for the Internet of Things when resolving different identifiers, which reduces the workload and difficulty for maintenance of the identifier resolution system and thus reduces the workload and difficulty for maintenance of the Internet of Things.

Abstract: A battery pack includes a casing, a cell group, a bracket, cell connection pieces, and output terminals. A plane where the output terminals of the battery pack are located is defined as an upper plane, a plane where the output terminals of the cell group are located is defined as a front plane, and a plane perpendicular to the upper plane and the front plane is defined as a side plane. One of the cell connection pieces includes a bracket-fixed surface, a cell connection surface, and a power supply output surface. The bracket-fixed surface is fixed on the bracket and parallel to the side plane. The cell connection surface is connected to the power supply output terminals of the cell group and parallel to the front plane. The power supply output surface is connected to the output terminals and parallel to the upper plane.

Abstract: Systems, methods, and non-transitory computer readable media can identify a user associated with a device based on a subset of media content items on the device based at least in part on analysis of the subset of media content items. A relationship between the user and one or more other users depicted in the media content items can be determined. A recommendation relating to sending at least one media content item on the device to at least of the one or more other users can be generated based on the determined relationship.

Abstract: An outer barrel is configured to rotate. A first central shaft passes through the outer barrel. The first central shaft is configured to rotate with the outer barrel. A first bearing assembly is attached to the first shaft on a first side of the outer barrel. A second bearing assembly is attached to the first shaft on a second side of the barrel. The second bearing assembly supports the first shaft to an isolation can. An inner barrel is magnetically coupled to and is configured to rotate with the outer barrel. A second central shaft passes through the inner barrel. The second central shaft is configured to rotate with the inner barrel. A third bearing assembly is attached to the second shaft. The isolation can fluidically isolates the inner barrel assembly from the outer barrel assembly. The isolation can supports the second bearing assembly to the housing.