Abstract: The present invention relates to an outdoor unit for a refrigeration cabinet and a refrigeration cabinet. The outdoor unit comprises: a first unit comprising a compressor; a second unit comprising a condenser; wherein, the outdoor unit is configured to be installed in a first mode or a second mode; where in the first mode, the first unit and the second unit are installed adjacent to each other and connected with each other through fasteners, and the first unit and the second unit are connected through a first fluid pipeline passing through an adjacent surface between the first unit and the second unit; where in the second mode, the first unit and the second unit are respectively installed at a first position and a second position spaced apart, and the first unit and the second unit are connected through a second fluid pipeline extending between the first and second positions.

Abstract: A semiconductor device including a bandgap reference generator that generates a reference voltage; a switch control voltage generator that generates a first reference current based on the reference voltage, and generates an adaptive switch level voltage by distributing the first reference current to a first path and a second path, the first path including a first resistor, and the second path including a second resistor and a first bipolar junction transistor connected in series; and a switch controller that generates a switch control signal for controlling switches included in the bandgap reference generator based on the adaptive switch level voltage. The adaptive switch level voltage has a slope with respect to temperature that is greater than a base-emitter voltage of the first bipolar junction transistor.

Abstract: A stiffness measuring apparatus includes: a pinching member that pinches a recording material such that a recording surface of the recording material is substantially parallel to a vertical direction; a presser that presses the recording surface of the recording material pinched by the pinching member, and a stiffness acquirer that measures a reaction force of the recording material when the recording surface of the recording material is pressed by the presser, and acquires the measured reaction force as stiffness of the recording material. Portions of the pinching member that pinch the recording material are formed of materials having the same hardness.

Abstract: An optical computing device includes a control system, a light field modulation system, an optical computing system, and a light field detection system. The control system converts input data into complex amplitude-light field mapping information that is information representing an amplitude and/or a phase. The light field modulation system represents the input data based on an optical signal that is output based on the complex amplitude-light field mapping information obtained in the conversion procedure. A first computing result is generated based on the optical signal that represents the input data with high precision to complete optical computing.

Abstract: Encrypting keystroke data in a multi-session-enabled computing device includes receiving a first control message requesting enabling of keystroke encryption for a protected application executing in a first desktop session. The first control message includes application identification information of the protected application. Keystroke encryption is enabled for keystrokes targeting the first desktop session based on receipt of the first control message. Keystroke data sent to the protected application is encrypted while the protected application maintains keyboard focus in the first desktop session. Unencrypted keystroke data is transmitted to another application of a second desktop session while keystroke encryption is enabled for the protected application in the first desktop session.

Abstract: A computing device comprises a cover, a chassis, a cover closure sensor, and a cooling fan. An airflow detector and a thermal sensor are located within the chassis. The computing device comprises a processor and a memory storing instructions executable by the processor to detect a thermal trip condition using at least signals from the airflow detector, the thermal sensor, and the cover closure sensor. A cooling action is performed at least on condition of (1) determining that a velocity of an airflow within at least a portion of the chassis is less than or equal to a threshold velocity, (2) determining that the cover is closed, and (3) determining that a temperature of the computing device is greater than or equal to a threshold temperature.

Abstract: Semiconductor devices can include features to apply electrical stimulation to liquids in which material is present and to measure the response to the electrical stimulation.

Abstract: A method comprises generating, via a pulse generator, a first pressure pulse in a fluid in a pipe and detecting, via a transducer, a first reflected pressure pulse based on the first pressure pulse, wherein the first pressure pulse is reflected by a pipe feature to generate the first reflected pressure pulse. The method comprises generating, with the pulse generator, a second pressure pulse at a later time relative to generating the first pressure pulse, wherein timing of generating of the second pressure pulse is such that the second pressure pulse is superposed with the first reflected pressure pulse such that an amplitude of the second pressure pulse is greater than an amplitude of the first pressure pulse. The method comprises detecting, via the transducer, a second reflected pressure pulse based on the second pressure pulse, and detecting a pipe feature based on the second reflected pressure pulse.

Abstract: Disclosed is a lateral flow immunoassay device for albumin detection, including one or more strips that are formed by sequentially connecting the following components: a) a sample pad for receiving a sample to be tested; b) a conjugate pad for temporarily storing a gold nanoparticle labeled antibody; c) a test region for immobilizing an antigen, a nitrocellulose membrane being arranged above the test region; and d) an absorbent pad for increasing capillarity; two ends of the nitrocellulose membrane overlap with the conjugate pad and the absorbent pad at an overlapping length of 1 mm to 5 mm, respectively; and further including: e) a backing card for supporting the above components, the backing card being a transparent glass, an upper surface of the transparent glass being provided with the test region for immobilizing the antigen to capture the gold nanoparticle labeled antibody, and the transparent glass being pretreated by silanization.

Abstract: A refrigerator includes a box body, a door body, a hinge assembly, and a mounting block. The door body is connected to the box body. The hinge assembly includes a first hinge shaft and a second hinge shaft. The mounting block includes a first trajectory groove and a second trajectory groove. During a process of the door body being rotated to open or close, the first hinge shaft moves relative to the first trajectory groove, and the second hinge shaft moves relative to the second trajectory groove. The first trajectory groove includes a curved groove segment. An end of the curved groove segment extends in a direction proximate to a first side edge, and a distance between the curved groove segment and the door side wall is decreased along a direction from a door rear wall to a door front wall.

Abstract: Apparatus and techniques for an integrated circuit (IC) package to automatically detect, through an input/out pin, external component parameters and parasitics. An example IC package generally includes a pin for coupling to a component external to the IC package, and at least one of a resistance detector, an inductance detector, or a capacitance detector coupled to the pin, and configured to detect at least one of a resistance, an inductance, or a capacitance, respectively, of a lumped parameter model for the component external to the IC package. The resistance detector, inductance detector, or capacitance detector may also be configured to detect parasitics associated with at least one of the component, the pin, or a connection between the component and the pin.

Abstract: A push rod device includes a rotating shaft, drive motor and telescopic assembly. The drive motor is connected to the rotating shaft, adapted to drive it to rotate. The telescopic assembly can be movably provided on the rotating shaft. When the rotating shaft is rotated, the telescopic assembly can be telescoped along the extension direction of the rotating shaft. In use, the present invention is very convenient, and the structure thereof is simple, capable of effectively saving installation space and reducing installation difficulty.

Abstract: A structure and method for the wafer level testing of interposer-based photonic integrated circuits is described that includes the formation of an upturned mirror structure and the method of utilizing the interposer-based mirror structure for electrical and optical testing of optoelectrical circuits that include emitting components such as lasers, detecting components such as photodetectors, and both emitting and detecting components. Electrical activation of the optoelectrical emitting or sending devices and the subsequent detection and measurement of the optical signals in detecting or receiving devices provides information on the operability or functionality of the PIC on the die at the wafer level, prior to die separation or singulation, using the electrical and optical components of the PIC circuit.

Abstract: The present application provides a pair of spectacles, an assembly of a spectacles temple and an endpiece, and a spectacles hinge. The guide member (30) is provided with a first guide groove (31) and a second guide groove (32) that are vertically intersected, the first connecting portion (11) and the second connecting portion (21) are respectively extended into the first guide groove (31) and the second guide groove (32) and hinged in the guide member (30), so as to realize that the spectacles hinge (100) can rotate in two mutually perpendicular directions; the bottom surface of the first guide groove (31) on the guide member (30) is provided with a first inclined surface (351), such that the first connecting member (10) can be rotated between the open position and the closed position without jamming.

Abstract: An electronic device includes: a first housing including a first surface and a second surface opposite to the first surface; a second housing including a third surface and a fourth surface opposite to the third surface; a first display on the first and third surfaces; a second display on the second surface; a first inertial sensor in the first housing; a second inertial sensor in the second housing; and at least one processor. The at least one processor is configured to: identify, using the first and second inertial sensors, that an angle between a first direction in which the first surface faces and a second direction in which the third surface faces is within a designated range, identify that first data, which is related to a posture of the electronic device and is identified using the second inertial sensor, is within a first range, and change a display mode of the second display.

Abstract: The speaker module includes a housing and a speaker. The housing has mounting space, the speaker divides the mounting space into first space and second space, and when the speaker works, a first sound wave is formed in the first space, and a second sound wave is formed in the second space, where the second sound wave and the first sound wave have equal amplitudes and opposite phases. The housing further has a third sound emitting hole and an inverter cavity, one end of the inverter cavity communicates with the second space, the other end of the inverter cavity communicates with the third sound emitting hole, the inverter cavity is configured to form a third sound wave at the third sound emitting hole when the speaker works, a phase of the third sound wave is the same as a phase of the first sound wave.

Abstract: Diffraction gratings provide optical elements, e.g., in a head-mountable display system, that can affect light, for example by incoupling light into a waveguide, outcoupling light out of a waveguide, and/or multiplying light propagating in a waveguide. The diffraction gratings may be configured to have reduced polarization sensitivity such that light of different polarization states, or polarized and unpolarized light, is incoupled, outcoupled, multiplied, or otherwise affected with a similar level of efficiency. The reduced polarization sensitivity may be achieved through provision of a transmissive layer and a metallic layer on one or more gratings. A diffraction grating may comprise a blazed grating or other suitable configuration.

Abstract: A display apparatus and a display holding device thereof are provided. The display holding device includes a front frame and a rear plate. The front frame includes an edge portion, a top portion, a containing portion, an extending portion, and a holding portion. The top portion is connected to the edge portion. An end of the containing portion is connected to the edge portion, and the containing portion is adapted to contain an optical transceiver module. The extending portion adapted to contain a panel module is connected to an another end of the containing portion and extends toward a direction away from the edge portion. The holding portion adapted to contain a light-transmissive element is between the containing portion and the extending portion. The rear plate adapted to contain an optical film module is connected to the front frame. Therefore, a width of the front frame can be further reduced.

Abstract: The disclosure relates to a grating coupler, the grating coupler comprising: a substrate comprising a first major surface and a second major surface; and a surface relief structure located on at least one of the major surfaces of the substrate wherein: the grating coupler has a first order diffraction efficiency of at least 0.3 (30%) across at least a 20° incident light angle range. The surface relief structures described herein can comprise a plurality of notches, each of the notches facing substantially in a x-direction and having a radius of curvature greater than about 50 nm.

Abstract: A semiconductor device and a manufacturing method thereof are provided. The device includes a dielectric layer, a ring waveguide embedded in the dielectric layer, and an input/output (I/O) waveguide embedded in the dielectric layer and optically coupled to the ring waveguide in a vertical manner. Materials of the dielectric layer, the ring waveguide, and the I/O waveguide are different.