Abstract: A backlight module includes a light guide plate and a prismatic reflective film. The prismatic reflective film is disposed on a surface of the light guide plate opposite to a light exit surface of the light guide plate. A surface of the reflective film proximate to the light guide plate is provided with a plurality of protruding structures thereon. The plurality of protruding structures extending in a first direction. Tops of at least two of the plurality of protruding structures are uneven.

Abstract: In one aspect, the disclosure relates to a smart pseudo-palate for use in a Smart Electropalatograph (EPG) for Linguistic and Medical Applications (SELMA) system. In one aspect, the pseudo-palate is constructed from a thin, flexible polymer membrane and having an embedded electrode array. The pseudo-palate is configured to detect tongue contacts during speech while causing minimal disturbance or interference with speech motion. The disclosed pseudo-palate in the SELMA system is integrated with a microcontroller, wireless electronic module, and external readout app. The disclosure, in another aspect, relates to integration of the pseudo-palate with a smart sports/health mouth guard containing a series of sensors for monitoring head impacts, body temperature, and heart rate.

Abstract: A proximal-femur intraosseous release device includes a release mechanism. A primary fixing mechanism is provided at one end of the release mechanism, the primary fixing mechanism includes a first shell, and a second shell, a first triangular block and a second triangular block are arranged inside the first shell; the second shell is screwed to the first shell through threads, a bottom of the second shell is rotatably connected with the first triangular block, the first triangular block is slidably connected with the first shell, a bottom surface of the first triangular block is an inclined surface, the second triangular block is located at a bottom of the first triangular block, a top surface of the second triangular block is an inclined surface, and a through hole matched with the second triangular block is formed in the first shell.

Abstract: There is provided a phase shifter having a phase shift region and a peripheral region, and including a first substrate, a second substrate and a dielectric layer between such two substrates; the first substrate includes a first dielectric substrate, a first electrode and a first auxiliary structure; the second substrate includes a second dielectric substrate, a second electrode and a second auxiliary structure; the phase shift region includes overlapping regions; the first electrode and the second electrode are located in the phase shift region, and have orthographic projections, on the first dielectric substrate, overlapped at least partially in the overlapping regions; the first auxiliary structure is in the peripheral region and on a side, close to the dielectric layer, of the first dielectric substrate; the second auxiliary structure is in the peripheral region and on a side, close to the dielectric layer, of the second dielectric substrate.

Abstract: An array substrate, including a first substrate, and a plurality of gate lines and a plurality of data lines defining a plurality of subpixel regions each including a reflective region and a transmissive region, wherein the reflective region includes a reflective electrode, and the transmissive region includes a transmissive electrode; a first spacing region including a preset subregion is between two adjacent reflective electrodes in a first direction; the data line includes a first portion in the preset subregion, and a width of the first portion in the first direction is smaller than that of the preset subregion; and the array substrate further includes a first light shielding pattern opposite to the first portion and in the same layer as the gate lines, where an orthographic projection of the first light shielding pattern on the first substrate completely covers an orthographic projection of the preset subregion on the first substrate.

Abstract: A case for an electronic device includes: a side wall; a back wall; and a support member, which is ring shaped and is connected with the side wall or the back wall and capable of moving relative to the side wall or the back wall, so as to support the case. The support member is moveable between a folded position and an unfolded position. The support member includes a connecting section. The case further includes a connecting element configured to pivotably connect the support member to the side wall or the back wall, the connecting element includes a connecting portion stacked on the connecting section in a depth direction of the support member. One of the connecting section and the connecting portion defines at least two fixing holes, and the other one is provided with at least two positioning protrusions engaged in the fixing boles respectively in the depth direction.

Abstract: Provided herein is a ribonucleic acid (RNA) encoding a spike (S) protein or an immunogenic fragment thereof of a severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) comprising at least one non-naturally occurring amino acid mutation. In some embodiments, the S protein is derived from a delta variant. Additionally provided are relevant polynucleotides, vectors, cells, compositions, kits, production methods and methods of use.

Abstract: The present disclosure provides a case for an electronic device and a magnetic assembly. The case includes a side wall, a back wall connected with the side wall to define a receiving cavity for receiving the electronic device, and a magnetic assembly, the magnetic assembly includes a support member connected with the side wall or the back wall, and a magnetic alignment member, the support member is capable of moving relative to the side wall or the back wall, so as to support the case, the magnetic alignment member is detachably or fixedly connected with the support member connected with the back wall or the side wall. The case of the present disclosure is convenient to use.

Abstract: Methods of forming devices comprise forming a dielectric layer on a substrate, the dielectric layer comprising at least one feature defining a gap including sidewalls and a bottom. A self-assembled monolayer (SAM) is formed on the bottom of the gap, and a barrier layer is formed on the SAM before selectively depositing a metal liner on the barrier layer. The SAM is removed after selectively depositing the metal liner on the barrier layer.

Abstract: A system may include a display having a housing, a cover lens coupled to the housing, a light plate assembly in the housing, a diffuser that overlaps the light plate assembly, a louver layer that overlaps the diffuser, and a ring light source that emits additional light around the periphery of the light plate assembly and through the cover lens. The light plate assembly may include an array of light-emitting components. To improve the efficiency and contrast of the light plate assembly, reflective fill material may be formed around each light-emitting component, and absorptive fill material may surround the reflective fill material. The absorptive fill material may absorb ambient light, while the reflective fill material may redirect stray light out of the display. Dam material may surround the absorptive fill material and/or the reflective fill material.

Abstract: The present disclosure discloses a clock and data recovery circuit. A sampling circuit performs burst mode over-sampling on an input analog data signal according to a sampling timing in a burst mode to generate over-sampling results. A selection circuit determines neighboring two of the over-sampling results having opposite logic states in the burst mode to select data edge sampling results and data center sampling results interlaced with each other and having the same time period with input analog data signal from the over-sampling results accordingly to be output sampling results. A phase detection circuit performs phase detection according to the output sampling result to generate a phase locking direction. A phase adjusting circuit adjusts the sampling timing of the sampling circuit according to the phase locking direction to track the input analog data signal.

Abstract: Presented herein is a printed circuit board (PCB) assembly with an absorber having a perforated structure. The absorber is positioned between a trace of a PCB and a connector that couples the PCB to an enclosure. The absorber includes a perforated structure to maintain an integrity of a signal propagated along the trace, while improving electromagnetic interference and/or electromagnetic compatibility properties.

Abstract: The present invention relates to the technical field of power electronics converters and discloses a grid-forming energy storage converter on/off-grid switching control method and system, where the method includes the following steps: S1: using a single-loop power control strategy in an off-grid state when an on-grid relay of target energy storage drops out; S2: using a parallel virtual impedance loop-based power control strategy in a transient on-grid state when the on-grid relay of target energy storage pulls in; and S3: using a cascaded dual-loop power control strategy with a virtual admittance voltage loop and an inner current loop when a stable on-grid state is established. The present invention solves the problems of large current impact and unstable switching process state in the existing working strategy for on/off-grid switching in the prior art.

Abstract: An apparatus for non-contact current and voltage composite measurement includes: a current signal detection device, a voltage signal detection device, a zero-crossing detection circuit, and a control unit. The current signal detection device generates a current-induced electromotive force based on current flowing on the transmission line to be measured when there is current-voltage passing through the transmission line to be measured; the voltage signal detection device generates a voltage-induced electromotive force based on voltage flowing on the transmission line to be measured when there is current-voltage passing through the transmission line to be measured. The zero-crossing detection circuit performs zero-crossing detection on the current-induced electromotive force and the voltage-induced electromotive force to determine the phase difference between them.

Abstract: A CT energy extraction device is provided. A first accommodation cavity is provided in a first housing, and a second accommodation cavity is provided in a second housing. The first housing can be connected and joined with the second housing to form a ring shape, which is used to be placed on outside of a high-voltage line. A first iron core is disposed in the first accommodation cavity, and an energy-extraction coil is wound around the first iron core. A cable outlet is provided on the first housing, and the energy-extraction coil has pins extending from the cable outlet. A second iron core is disposed in the second accommodation cavity. When the first housing and the second housing are connected and joined, the first and second iron cores are joined to form a closed ring structure. An inflating assembly is provided on the first housing and/or the second housing.

Abstract: A method for preparing a finerenone intermediate compound of formula I from a diastereomeric tartrate by means of racemic resolution is provided. A compound of formula I having an ee value higher than 99.5% can be obtained. The preparation method provided has mild reaction conditions, simple post-treatment, and no special reagents required, and is suitable for industrial production.

Abstract: The embodiments of the present disclosure provide a display substrate, a display panel, and a display device. The display substrate includes: a first base substrate, wherein a plurality of sub-pixel regions arranged in an array are provided on the first base substrate; and a reflective layer provided on one side of the first base substrate, wherein a surface of the reflective layer away from the first base substrate is formed to include a plurality of first bumps and a plurality of second bumps, and the first bump has a size greater than that of the second bump.

Abstract: The present disclosure provides a light-emitting substrate, a backlight source, and a display device. The light-emitting substrate includes: a base substrate having a first surface and a second surface which are opposite, and including a light-emitting area and a bonding area located on a side of the light-emitting area; a light-emitting unit disposed on the first surface of the base substrate and located in the light-emitting area, and including a plurality of light-emitting elements which are connected together; and transmission lines disposed on the base substrate; where at least a part of at least one transmission line is located on the second surface of the base substrate, and two ends of the light-emitting unit are respectively connected to the bonding area through different transmission lines.

Abstract: A proximal-femur intraosseous release device includes a release mechanism, wherein a primary fixing mechanism is provided at one end of the release mechanism, the primary fixing mechanism includes a first shell, and a second shell, a first triangular block and a second triangular block are arranged inside the first shell; the second shell is screwed to the first shell through threads, a bottom of the second shell is rotatably connected with the first triangular block, the first triangular block is slidably connected with the first shell, a bottom surface of the first triangular block is an inclined surface, the second triangular block is located at a bottom of the first triangular block, a top surface of the second triangular block is an inclined surface, and a through hole matched with the second triangular block is formed in the first shell.