Abstract: An optical transceiver includes a printed circuit board, a transceiver module, a plurality of filtering capacitors and a noise absorber. The printed circuit board is provided with a plurality of signal lines and a plurality of gold fingers each connecting one of the plurality of signal lines. The transceiver module is disposed on the printed circuit board and connecting the plurality of signal lines. Each of the plurality of filtering capacitors is located on one of the plurality of signal lines. The noise absorber covers at least one surface of the plurality of filtering capacitors opposite to the printed circuit board.

Abstract: An optical film includes a grid layer having a first surface, a second surface, light-shading portions, and light-transmitting portions. The light-shading portions and the light-transmitting portions are located between the first surface and the second surface, and the light-shading portions and the light-transmitting portions are alternately arranged along the first surface. Each light-shading portion has a third surface, a fourth surface, a fifth surface, a sixth surface, and a seventh surface. An angle between the fourth and third surfaces is A1, an angle between the fifth and third surfaces is A2, an angle between the sixth and second surfaces is A3, and an angle between the seventh and second surfaces is A4. Wherein 85°<A1?90°, 85°<A2?90°, 0°<A3<85°, 0°<A4<85°, A2?A4, and A1?A3. A display device is also provided.

Abstract: Systems, devices, methods, and computer readable medium for evaluating visual quality of digital content are disclosed. Methods can include training machine learning models on images. A request is received to evaluate quality of an image included in a current version of a digital component generated by the computing device. The machine learning models are deployed on the image to generate a score for each quality characteristic of the image. A weight is assigned to each score to generate weighted scores. The weighted scores are combined to generate a combined score for the image. The combined score is compared to one or more thresholds to generate a quality of the image.

Abstract: A system includes a camera module located within a vehicle, a linear polarizer module positioned in a field of view of the camera module, and a control module in communication with the camera module and the linear polarizer module. The camera module is configured to acquire image frames depicting scenery external to the vehicle and transmit the image frames to a perception pipeline of the vehicle. The control module is configured to receive an image frame from the camera module, analyze the image frame to identify whether a reflection is present, and in response to identifying the reflection in the image frame, selectively activate the linear polarizer module to remove the reflection from a subsequent image frame captured by the camera module. Other example systems and methods for removing reflections from image frames captured by camera modules located within vehicles are also disclosed.

Abstract: An electric window covering has a covering material, a driving device, a microcontroller, a position detecting module and a trigger detecting module. The position detecting module detects a position of a lower end of the covering material to generate a position information. The microcontroller compares the position information with a reference position to generate a position relationship with respect to the reference position. The trigger detecting module detects whether the covering material is moved by an external force for generating a detecting result. When the microcontroller determines that a trigger event is received according to the detecting result, the microcontroller configures the driving device to move the covering material according to the position relationship and the trigger event.

Abstract: An automatic tracking method used in conjunction with a PTZ camera device, wherein an image capturing range of the PTZ camera device is set with a first preset range and a second preset range. The method includes the following steps. Step 1 performs a real-time tracking mode when a target object is within the first preset range, wherein the camera position of a first lens of the PTZ camera device is adjusted with the movement of the target object. Step 2 records an object distance value and perform a region tracking mode when the target object is within the second preset range, which fixes the camera position of the first lens of the PTZ camera device and tracks the target within the second preset range object. Step 3 switches from the region tracking mode to the real-time tracking mode when the object distance of the target object changes.

Abstract: A display device including a display module and an illuminating module is disclosed. The illuminating module is disposed on a display surface of the display module, and includes a light source, a light guide plate, and an optical film. The optical film is disposed between the display module and the light guide plate, and includes a basal layer and a microstructure layer. The microstructure layer is disposed between a surface of the basal layer and the light guide plate, and includes multiple microstructures. Each microstructure includes a first surface and a second surface. A first angle is between the first surface and a datum plane. A second angle is between the second surface and the datum plane. The first angle and the second angle are greater than or equal to 40 degrees and less than or equal to 90 degrees.

Abstract: An optical film includes a grid layer having a first surface, a second surface, light-shading portions, and light-transmitting portions. The light-shading portions and the light-transmitting portions are located between the first surface and the second surface, and the light-shading portions and the light-transmitting portions are alternately arranged along the first surface. Each light-shading portion has a third surface, a fourth surface, a fifth surface, a sixth surface, and a seventh surface. An angle between the fourth and third surfaces is A1, an angle between the fifth and third surfaces is A2, an angle between the sixth and second surfaces is A3, and an angle between the seventh and second surfaces is A4. Wherein 85°<A1?90°, 85°<A2?90°, 0°<A3<85°, 0°<A4<85°, A2?A4, and A1?A3. A display device is also provided.

Abstract: A piezoelectric valve may be formed using semiconductor processing techniques such that the piezoelectric valve is biased in a normally closed configuration. Actuation of the piezoelectric valve may be achieved through the use of a piezoelectric-based actuation layer of the piezoelectric valve. The piezoelectric valve may be implemented in various use cases, such as a dispensing valve for precise drug delivery, a relief valve to reduce the occlusion effect in speaker-based devices (e.g., in-ear headphones), a pressure control valve, and/or another type of valve that is configured for microfluidic control, among other examples. The normally closed configuration of the piezoelectric valve enables the piezoelectric valve to operate as a normally closed valve with reduced power consumption.

Abstract: A backlight module includes a light guide plate, a light source, an optical film, and first and second prism sheets. The light source and the optical film are respectively located on a light incident surface and a light exit surface of the light guide plate. The optical film includes a substrate and optical microstructures including first and second inclined surfaces and having an extending direction parallel to the light incident surface. There are respectively first and second base angles between the first and second inclined surfaces and a surface of the substrate. An angle range of the first and second base angles is 50 to 70 degrees. The first and second prism sheets t each have prism structures. An angle range of an included angle between extending directions of the optical microstructures and the prism structures is 85 to 95 degrees. A display device having the backlight module is proposed.

Abstract: Various embodiments of the present disclosure are directed towards a piezoelectric device including a piezoelectric structure over a substrate. A first conductive structure is disposed on a lower surface of the piezoelectric structure. The first conductive structure includes one or more first movable elements directly contacting the piezoelectric structure. A second conductive structure is disposed on an upper surface of the piezoelectric structure. The second conductive structure includes one or more second movable elements directly contacting the piezoelectric structure. The one or more second movable elements directly overlie the one or more first movable elements.

Abstract: A backlight module, including a light guide element, a light source, and first and second optical elements, is provided. The first optical element is disposed on a side of a light exit surface of the light guide element. The first optical element includes first prism structures, each including a first base angle and a second base angle away from the light incident surface relative to the first base angle. The first base angle is different from the second base angle. The second optical element is disposed on a side of the light exit surface. The first optical element is located between the light guide element and the second optical element. The second optical element includes second prism structures, each including a third base angle and a fourth base angle away from the light incident surface relative to the third base angle. A display device is also provided.

Abstract: A chamber of a semiconductor fabrication facility may include a vent port diffuser. The vent port diffuser may include a first tube member configured to couple the vent port diffuser to a vent port of the chamber. The vent port diffuser may include a second tube member coupled to the first tube member. The second tube member may comprise a plurality of openings spaced along a length of the second tube member, with the plurality of openings configured to receive a fluid from the chamber. Based on the semiconductor fabrication facility including the vent port diffuser, the chamber may be configured to provide an improved flow field of a fluid within the chamber. In this way, the vent port diffuser may reduce defects of semiconductor devices transported through the chamber that might otherwise be caused by contaminants.

Abstract: A backlight module includes a light-emitting element, a quantum dot film, an optical film and a light adjusting element. The light-emitting element is adapted to emit a blue light. The quantum dot film is adapted to converting a first portion and a second portion of the blue light into a red light and a green light, respectively. The optical film is disposed on the quantum dot film. The light adjusting element is disposed between the optical film and the quantum dot film. The light adjusting element has a first surface and a second surface respectively facing the quantum dot film and the optical film. The first surface has multiple first optical microstructures. The first optical microstructures include multiple cones protruding toward the quantum dot film. Moreover, a display apparatus including the backlight module is also provided.

Abstract: Systems, devices, methods, and computer readable medium for evaluating visual quality of digital content are disclosed. Methods can include identifying content assets including one or more images that are combined to create different digital components distributed to one or more client devices. A quality of each of the one or more images is evaluated using one or more machine learning models trained to evaluate one or more visual aspects that are deemed indicative of visual quality. An aggregate quality for the content assets is determined based, at least in part, on an output of the one or more machine learning models indicating the visual quality of each of the one or more images. A graphical user interface of a first computing device is updated to present a visual indication of the aggregate quality of the content assets.

Abstract: A computer case assembly is adapted for computer component units of a computer system to be mounted to. The computer component units include a motherboard and a power supply unit. The computer case assembly includes a main case module and a power case module. The main case module includes a main frame that is cuboid-shaped and that is adapted for the motherboard to be mounted to. The power case module includes a power case frame that is cuboid-shaped, that is adapted for the power supply unit to be mounted to, and that is detachably mounted to the main frame.

Abstract: A radio frequency (RF) screen for a microwave powered ultraviolet (UV) lamp system is disclosed. In one example, a disclosed RF screen includes: a sheet comprising a conductive material; and a frame around edges of the sheet. The conductive material defines a predetermined mesh pattern of individual openings across substantially an operative area of the screen. Each of the individual openings has a triangular shape.

Abstract: A motorized window treatment has a headrail, a first operable rail and a second operable rail, a driving device, a distance detection circuit, a receiving circuit and a motor control circuit. The motor control circuit is coupled with the receiving circuit and the distance detection circuit for configuring the driving device to move the first operable rail and the second operable rail according to the signals received by the receiving circuit. When the receiving circuit receives a command signal to move the second operable rail towards a target position and the first operable rail locates between the second operable rail and the target position, the motor control circuit configures the driving device to move the second operable rail and the first operable rail collectively towards the target position.

Abstract: A connector assembly includes a guiding shield cage, a light guide member and a light guide member assembling construction. The guiding shield cage includes a top wall, a side wall, a bottom wall, and a supporting plate which extends from the bottom wall and is positioned at an outer side of the side wall. The light guide member is provided at the outer side of the side wall of the guiding shield cage and is upwardly supported by the supporting plate. The light guide member assembling construction includes a first latching construction and a second latching construction, the first latching construction is provided between the light guide member and the supporting plate which extends from the bottom wall, the second latching construction is provided between the light guide member and the top wall.

Abstract: A radio frequency (RF) screen for a microwave powered ultraviolet (UV) lamp system is disclosed. In one example, a disclosed RF screen includes: a sheet comprising a conductive material; and a frame around edges of the sheet. The conductive material defines a predetermined mesh pattern of individual openings across substantially an operative area of the screen. Each of the individual openings has a triangular shape.