Abstract: An anti-peep light source module and an anti-peep display device having an anti-peep function and good image quality are provided. The anti-peep light source module includes a light guide plate, a first light emitting element, a second light emitting element, a plurality of optical microstructures and a first surface. The light guide plate has a first light incident surface and a second light incident surface. Each of the optical microstructures has a first optical surface facing the first light incident surface and a second optical surface facing the second light incident surface. A magnitude of a first included angle between the first optical surface and the first surface and a magnitude of a second included angle between the second optical surface and the first surface gradually change as getting farther away from the first surface.

Abstract: The present disclosure provides a SARS-CoV-2 vaccine composition and use thereof. The SARS-CoV-2 vaccine composition includes a mutant SARS-CoV-2 spike protein with N-linked glycosylation in N-terminal domain or receptor binding domain, and can effectively elicit an immune response in an individual against different SARS-CoV-2 variants.

Abstract: A medical image assistance system and a medical image assistance method are provided. During a medical process, an image capturing apparatus located at a local location captures a first image and transmits the first image to a control device located at the local location, and the control device transmits the first image captured by the image capturing apparatus to an electronic apparatus located at a remote location. The electronic apparatus performs a marking operation on the first image to generate a second image, and transmits the second image to the control device. The control device transmits the second image to a head-mounted display apparatus located at the local location so that the head-mounted display apparatus simultaneously displays the second image and a real-time local image. The first image and the second image are at least partially the same in content.

Abstract: A secondary controller applied to a secondary side of a power converter includes a control signal generation circuit and a gate control signal generation circuit. The gate control signal generation circuit generates a gate control signal, and generates an injection signal according to the gate control signal. When a superposition voltage is less than a reference voltage, the control signal generation circuit generates a gate pulse control signal, wherein the gate pulse control signal corresponds to an output voltage of the power converter and the injection signal, the gate control signal generation circuit is further used for generating a gate pulse signal according to the gate pulse control signal, and the gate pulse signal is used for making a primary side of the power converter turned on.

Abstract: A semiconductor structure includes a substrate and a semiconductor channel layer over the substrate. The semiconductor structure includes a high-k gate dielectric layer over the semiconductor channel layer, a work function metal layer over the high-k gate dielectric layer, and a bulk metal layer over the work function metal layer. The work function metal layer includes a first portion and a second portion over the first portion. Both the first portion and the second portion are conductive. Materials included in the second portion are also included in the first portion. The first portion is doped with silicon at a first dopant concentration, and the second portion is not doped with silicon or is doped with silicon at a second dopant concentration lower than the first dopant concentration.

Abstract: A projection system and a control method thereof are provided. The projection system includes a projector. The projector comprises a projection module and a processor. The processor is electrically coupled to the projection module. The projector confirms whether a first triggering event is detected and turns on a sleep aid mode in response to the first triggering event. The sleep aid mode corresponds to at least one control parameter. In the sleep aid mode, the projection module plays at least one multimedia file according to the at least one control parameter. The processor adjusts at least one parameter value of the at least one control parameter to adjust the at least one multimedia file correspondingly. The projector confirms whether a second triggering event is detected and the projection module stops playing the at least one multimedia file and turns off the sleep aid mode in response to the second triggering event.

Abstract: An electronic device includes a first part and a second part that can be folded or expanded relative to each other. The electronic device has a closed state and an open state When the electronic device is in the closed state, a frame of the first part and a frame of the second part partially or totally overlap. The first part includes a first feeding antenna. The second part includes a first parasitic antenna, and when the electronic device is in the closed state, the first parasitic antenna is not grounded and can be coupled to the first feeding antenna.

Abstract: An augmented reality (AR) display is provided. The display comprises a light field generator and a birdbath eyepiece. The light field generator generates a light field as an output. The birdbath eyepiece connects to the light field generator for receiving and projecting the light field to human eye. The birdbath eyepiece comprises a beam splitter and a combiner. The combiner has a curved surface. Each beam of the light field is split into two beams by the beam splitter with one of the split beams reflected by the combiner. Three states-of-use of the birdbath eyepiece are provided for the near-eye light field AR display to transmit the light field to the human eye. A low f-number (or focal ratio) and a large eyebox are obtained to effectively expand the field of view and increase the volume of space within which the human eye can receive the light field.

Abstract: Methods and systems for monitoring use, determining risk, and pricing insurance policies for a vehicle having one or more autonomous or semi-autonomous operation features are provided. According to certain aspects, an identity of a vehicle operator may be determined and a vehicle operator profile and/or operating data regarding autonomous operation features of the vehicle may be received after the vehicle operator opts into a rewards program and agrees to share their data. Autonomous operation and vehicle operator risk levels associated with operation of the autonomous or semi-autonomous vehicle may be determined. Based upon the risk levels and/or comparison thereof, one or more autonomous operation features may be disengaged. A preparedness level of the vehicle operator to assume or reassume control of operating the vehicle is determined prior to disengagement. If satisfactory, an alert is presented to the vehicle operator prior to disengagement of the autonomous operation features.

Abstract: An image recognition method applied to an electronic device is provided. The method includes obtaining a recognition region and a plurality of test regions. A plurality of first prediction results is obtained by predicting each of the plurality of test regions using a first recognition model. A prediction accuracy rate is calculated. A plurality of target regions is obtained from the plurality of test regions, and a second recognition model is obtained by adjusting the first recognition model based on the prediction accuracy rate and the plurality of target regions. An initial feature matrix is obtained by inputting the recognition region in the second recognition model. A target vector is generated according to a target feature matrix and an initial weight matrix; and a recognition result of the image to be recognized is obtained by inputting the target vector into the second recognition model.

Abstract: An image classification method applied to an electronic device is provided. The method includes obtaining prediction results of a plurality of test images. A plurality of target images is determined according to the prediction results, and a prediction accuracy rate of a first classification model is calculated based on the plurality of target images. A second classification model is obtained according to the plurality of target images. An initial feature matrix is obtained using the second classification model. An input feature matrix is obtained by performing a dimension raising process on an initial feature matrix. Once a target weight matrix is obtained based on an initial weight matrix, and a target vector is generated according to the target weight matrix and the input feature matrix, a classification result of an image to be classified is obtained by inputting the target vector into a classification layer.

Abstract: A movement detection method, applied to a navigation input device with a navigation pattern comprising a center pattern and a radial pattern. The movement detection method comprises: (a)capturing a sensing image comprising a center pattern image and at least portion of a radial pattern image by an image sensor, wherein the center pattern image corresponds to the center pattern and the radial pattern image corresponding to the radial pattern; (b)computing a translation of the navigation input device according to shift of the center pattern image; and (c)computing a rotation angle of the navigation input device according to a first pattern relation between the center pattern image and a first portion of the radial pattern image. The translation and the rotation angle can be precisely and sensitively detected even if the joystick device is miniaturized, since the translation and the rotation angle are computed according to the navigation pattern.

Abstract: A method for identifying images of any kind of object, applied in an electronic device, obtains images to be classified, and obtains classification models and target models. Image segmentation on the images is carried out and target images are obtained; target images are input into each of the input layers and target feature maps are generated; target values according to size of each target feature map are generated; a convolution operation on the target feature maps generates feature values and a target vector of each target model is generated according to average pooling layers, feature values, and target values. The target vector is input into classification layers of a target model and label categories and probability values of categories obtained, enabling classification of images according to the label categories and the probability values of categories.

Abstract: An anti-peep display device includes a display module and an anti-peep module disposed on the display module. The anti-peep module includes the following features. The first light incident surface faces the display surface, the second and third light incident surfaces are located on opposite sides of the first light incident surface, the first condensing portion is disposed corresponding to the second light incident surface and the first light source, the second condensing portion is disposed corresponding to the third light incident surface and the second light source, the first and second condensing portions convert beams of the first and second light sources into anti-peep beams with a beam angle less than 10 degrees, and the optical microstructures reflect the anti-peep beams and exit the anti-peep beams from the light guide plate. The present invention also provides an anti-peep method applicable to the anti-peep display device.

Abstract: A steel panel damper is provided for reinforcing a building structure. The steel panel damper is disposed between a first member and an opposite second member arranged in the building structure. The steel panel damper comprises a first elastic segment, a second elastic segment, an energy dissipation segment, a first end plate, and a second end plate. In terms of the cross-sectional area perpendicular to the first direction, the first elastic segment and the second elastic segment are greater than the energy dissipation segment.

Abstract: A fan control method, a processing device, and a fan control system are provided. The fan control method includes: obtaining at least one temperature-fan speed table and at least one current-fan speed table corresponding to each of at least one fan device; obtaining an estimated temperature value corresponding to a predetermined area according to a sensing result of at least one temperature sensor disposed in the predetermined area; obtaining rotational speed information of a target rotational speed of the at least one fan device according to the estimated temperature value and the at least one temperature-fan speed table; and providing the rotational speed information to a controller configured to control a fan speed in the at least one fan device.

Abstract: An X-ray device, including a sensor panel and a flexible scintillator structure disposed on the sensor panel, is provided. A manufacturing method of the X-ray device is also provided.

Abstract: According to certain aspects, a computer-implemented method for operating an autonomous or semi-autonomous vehicle may be provided. With the customer's permission, an identity of a vehicle operator may be identified and a vehicle operator profile may be retrieved. Operating data regarding autonomous operation features operating the vehicle may be received from vehicle-mounted sensors. When a request to disable an autonomous feature is received, a risk level for the autonomous feature is determined and compared with a driver behavior setting for the autonomous feature stored in the vehicle operator profile. Based upon the risk level comparison, the autonomous vehicle retains control of vehicle or the autonomous feature is disengaged depending upon which is the safer driver—the autonomous vehicle or the vehicle human occupant. As a result, unsafe disengagement of self-driving functionality for autonomous vehicles may be alleviated.

Abstract: The present disclosure provides a semiconductor structure and a method of manufacturing the same. The semiconductor structure includes a sensing device, a solar cell, and an interconnecting structure. The solar cell is disposed above the sensing device and is electrically connected to the sensing device. The interconnecting structure is disposed between the sensing device and the solar cell and has a first surface facing the solar cell and a second surface facing the sensing devices. The interconnecting structure comprises a first energy storage component and a second energy storage component. The first energy storage component is disposed closer to the first surface of the interconnecting structure than the second energy storage component.

Abstract: An integrated chip including a gate layer. An insulator layer is over the gate layer. A channel structure is over the insulator layer. A pair of source/drains are over the channel structure and laterally spaced apart by a dielectric layer. The channel structure includes a first channel layer between the insulator layer and the pair of source/drains, a second channel layer between the insulator layer and the dielectric layer, and a third channel layer between the second channel layer and the dielectric layer. The first channel layer, the second channel layer, and the third channel layer include different semiconductors.