Abstract: The application discloses a display module and a projector. The display module includes a light source, a first lens, a second lens, and a display panel, wherein the light source includes a light-emitting area, the display panel includes a display area, the light source emits a first light beam through the light-emitting area, the first lens refracts the first light beam into a second light beam, the second lens refracts the second light beam into a third light beam. The plane where the light-incident surface of the display panel is located includes a first irradiation area, and the first irradiation area includes a first effective irradiation area that is continuously distributed, the first effective irradiation area includes a strongest illumination position therein. The illumination intensity on the outer contour of the first effective irradiation area is I % of the strongest illumination position, I?45.

Abstract: Disclosed herein are embodiments of a hearing aid configured to be worn by a user. The hearing aids can include a sound scene analyzer for analyzing sound in at least one input audio signal and for providing a sound scene control signal indicative of a current sound environment. The hearing aid can further include a notification unit configured to provide a notification signal in response to a notification request signal indicative of a request for conveying a specific message to the user.

Abstract: A computer-implemented method for optimizing energy consumption of a digital twin system. A plurality of input metrics are received for each of a plurality of digital twins implemented in the digital twin system, the input metrics including sensor data from a plurality of corresponding physical counterparts of the digital twins. An updated configuration is determined for each of the plurality of digital twins based on context information of the digital twins, each updated configuration including at least one of an updated radio configuration, computing configuration, and digital twin configuration that reduces a power consumption of the digital twin system. Each updated configuration is provided to at least one of a radio application programming interface (API), computing API, and digital twin configuration API.

Abstract: Disclosed herein are antenna systems, methods, and devices. The device includes a first portion including a first antenna array; and a second portion including a second antenna array, wherein the first portion and the second portion are movable with respect to one another, and wherein the first antenna array and the second antenna array are arranged such that in a first relative position of the first portion and the second portion with respect to one another the first antenna array and the second antenna array operate in combination with one another, and in a second relative position of the first portion and the second portion with respect to one another the first antenna array and the second antenna array operate independently of one another.

Abstract: A mobile device protective case configured to cover a peripheral of a mobile device with a touchscreen includes a first case, a second case and a button part. The first case is configured to cover a first part of a back of the mobile device. The second case is configured to cover a second part of the back of the mobile device in a first use state, and is configured to be detached from the back of the mobile device and to cover a front of the mobile device in a second use state. The button part is arranged on the second case and is configured to allow a user to touch the touchscreen through the button part in the second use state.

Abstract: The present disclosure provides a voice prompt system, a voice prompt method for a bridge girder erection unit, a computing device, and a medium. The voice prompt system includes a control circuit and an alarm circuit; the control circuit includes a control power supply, a programmable controller, and relays; the positive electrode of the control power supply is electrically connected with an input end of the programmable controller, an output end of the programmable controller is electrically connected with input ends of the at least two relays, respectively, and output ends of the relays are connected to the negative electrode of the control power supply after being connected in parallel; the alarm circuit includes relay contacts, a wiring terminal block, and an alarm; the wiring terminal block includes at least two high-potential pins and a low-potential pin.

Abstract: A projection device and method, a projector, a display system, and a picture adjustment device. The projection device comprises: a light source assembly; a display assembly arranged on the side of the light source assembly that emits light, the light emitted by the light source assembly being projected to the non-display side of the display assembly; and a liquid crystal lens arranged on the side of the display assembly away from the light source assembly, the focal length of the projection device being adjusted by the voltage applied to liquid crystal molecules in the liquid crystal lens.

Abstract: A computer-implemented method for preemptive obstacle detection and tracking in an environment includes the steps: a) constructing a power-angle measurement profile based on signal power indicators (SPIs) within a time interval, the SPIs including a measured power of each signal received via a reconfigurable intelligent surface (RIS) of a plurality of RISs located within the environment; b) mapping a reduction in the measured power in the power-angle measurement profile to a first RIS associated with a first angular sector of the environment to predict a presence of an obstacle therein; and c) updating a coordination plan associated with the RISs based on feedback to track the obstacle. Steps a)-c) are iteratively repeated to predict a presence of the obstacle in further angular sectors. A predicted trajectory of the obstacle is extrapolated over time based on the predicted presence of the obstacle in the angular sectors.

Abstract: A hearing aid configured to be worn by a user comprises an input processing unit comprising at least one input transducer for providing at least one input audio signal representative of sound, the input processing unit providing at least one processed input audio signal in dependence of said at least one input audio signal; a sound scene analyzer for analyzing said sound in said at least one input audio signal and providing a sound scene control signal indicative of a current sound environment; a notification unit configured to provide a notification signal in response to a notification request signal indicative of a request for conveying a specific message to the user; an output processing unit for presenting stimuli perceivable as sound to the user in dependence of said at least one processed input audio signal and said notification signal. The notification signal is determined in response to said notification request signal and the sound scene control signal.

Abstract: The present invention discloses a low-pressure mold and production process for aluminum alloy integrated brake calipers, relating to the technical field of casting. The mold comprises a bottom plate, a right mold core and a left mold core are provided on the bottom plate, and the right mold core and the left mold core have the same internal structure and are each provided with a sprue assembly. The low-pressure casting process has higher production efficiency and yield than gravity casting. Castings produced by low-pressure casting have higher structural compactness and more excellent mechanical properties than those produced by gravity casting.

Abstract: A wireless communication device can include modem circuitry to connect the UE to a repeater over a side-link connection. The device can also include processing circuitry to control a repeater beamforming process to select a beam angle from the repeater to a base station and initiate a communication procedure using the selected beam angle. Other methods, systems and apparatuses are described.

Abstract: The present invention relates to a locking mechanism, a dispensing pump assembly, a container system and a method for using the same. A locking mechanism for a dispensing pump comprises: a movable button actuatable by a user to move between an initial position and a pressed position; a slidable switch embedded in the button, being actuatable by the user to move between an open position and a close position, such that the locking mechanism changes between an unlocking state and a locking state; and a rotatable annular member cooperating with the switch, which can be actuated by the switch such that a sliding movement of the switch causes rotation of the annular member, wherein: when the locking mechanism is in the unlocking state, the annular member allows the user to actuate the button so as to enable a dispensing; and when the locking mechanism is in the locking state, the annular member prevents the movement of the button so as to prohibit the dispensing.

Abstract: The present application relates to an anti-tumor compound and a preparation method and use thereof, and in particular to a compound or a tautomer, a mesomer, a racemate, an enantiomer or a diastereoisomer thereof, or a mixture thereof, or a pharmaceutically acceptable salt thereof, and a preparation method and use thereof.

Abstract: The present invention discloses a dispenser, comprising: a first reservoir and a second reservoir for storing different products, with the second reservoir partially located within the first reservoir; an actuator operated by a user; a bushing having a lower end partially extending into the first reservoir; a collar engaged with the actuator such that the collar can be pushed by the actuator to axially displace, wherein the collar has a lower end partially extending into the bushing; a pump fixedly arranged within the collar, and having an inlet which is communicated with the first reservoir, and an outlet which is communicated with a nozzle of the dispenser; a piston engaged with the lower end of the collar, and configured to be pushed by the collar to slide within the bushing in a sealed manner; and a sealing cap engaged with the lower end of the bushing in a sealed manner, and configured to be pushed by the piston to axially displace, wherein the dispenser is configured to have a first configuration with t

Abstract: A hub image retrieval method and a device thereof for improving the retrieval accuracy of an image containing a hub. The method includes: performing feature extraction on a hub image to be processed containing a target hub, and obtaining a hub feature to be processed containing N sub-hub features, wherein the N sub-hub features at least include information characterizing the features of a hub window of the target hub; determining similarities between candidate hub features of each candidate hub image and the hub features to be processed; and selecting a candidate hub image matching the hub image to be processed from the plurality of candidate hub images based on the determined respective similarities.

Abstract: A projection apparatus including: a light source component; a light polarization component for converting light from the light source component into first polarized light in a first polarization direction; a display panel on a side, away from the light source component, of the light polarization component for adjusting the polarization direction of the first polarized light to emit second polarized light in a polarization direction between the first polarization direction and a second polarization direction, the first polarization direction is perpendicular to the second polarization direction; a light reflective component on a side, away from the light polarization component, of the display panel for reflecting one of the polarized light in the first polarization direction and the polarized light in the second polarization direction; a projection lens, a light incident surface of which faces the light reflective component so as to receive light reflected by the light reflective component.

Abstract: The present invention relates to a compound or a ligand-drug conjugate thereof, or an isomer, a mixture form, or a pharmaceutically acceptable salt thereof. The present invention further relates to a preparation method for and the use of the compound or the ligand-drug conjugate.

Abstract: The invention provides antibodies or antigen binding fragments thereof that specifically bind to BDCA2, as well as compositions comprising the same. Also provided are nucleic acid molecules encoding the antibodies or antigen binding fragments of the invention, vectors and host cells for expressing the antibodies or antigen binding fragments of the invention, and therapeutic and diagnostic methods and uses of the antibodies or antigen binding fragments of the invention.

Abstract: The present disclosure provides an image processing method, an electronic device and a readable storage medium. The method includes: obtaining identification information by identifying an identification pattern in a media image; obtaining virtual information corresponding to media content displayed in the media image according to the identification information; obtaining an image acquired in real time; and obtaining a three-dimensional image based on the virtual information and the image acquired in real time.

Abstract: Disclosed are a control method and apparatus for a virtual reality device. The method includes acquiring vision information of a current user that uses a virtual reality device; and according to the vision information of the current user, adjusting the distance between a lens in the virtual reality device and the eyes of the current user, and the distance between the field of view angle of each virtual camera and adjacent virtual cameras.