Abstract: A light source system and a projection apparatus are provided. The light source system includes a first light source, a second light source including a second blue laser light source, a wavelength conversion element configured to convert second blue laser light into excited light, and a controller. The first light source includes a first blue laser light source configured to emit first blue laser light, a red laser light source configured to emit red laser light, and a green laser light source configured to emit green laser light. The controller controls the first and second blue laser light sources, the red laser light source, and the green laser light source to combine the first blue laser light, the red laser light, and the green laser light to form light source light, or to combine the first blue laser light and the excited light to form the light source light.

Abstract: A total reflection screen comprises a light diffusion layer, a total reflection layer and a light absorption layer arranged sequentially from an incidence side of the projected light. The light absorption layer can absorb an incident light. The light diffusion layer is used for increasing a divergence angle of emergent light. The total reflection layer comprises a plurality of microstructure units that is rotationally symmetrical and extends continuously in a plane of the total reflection screen. Each of the microstructure units comprises a first material layer disposed at the side of the light diffusion layer and a second material layer disposed at the side of the light absorption layer. The interface between the first material layer and the second material layer is comprised of two intersecting planes, which are disposed in such a way that the projected light is subjected to total reflection continuously at the two intersecting planes.

Abstract: A resistor trimming device comprising a resistor trimming unit is provided, which divides a single one adjustable resistor string into a plurality of adjustable resistor string groups, so that a resistance of the parallel resistor faced by a switch can be effectively reduced, and a design of the on-resistance and off-resistance of the switch can comply with a general design rule. In addition, the resistor trimming device provided further comprises a decoder. When trimming the overall resistance of an electronic device, a user can directly input a binary code or an original thermometer code used in the adjustable resistor string being not grouped, without knowing an encoding manner, and then, the decoder generates a trimming thermometer code and a group code to control a main switch and switches in the multiple adjustable resistor string groups being the grouped from the adjustable resistor string.

Abstract: A system includes a processor, and a display, a reader, a switch, a scale, a memory device, intake-type buttons and output-type buttons that are connected to the processor. The processor controls the display to display an identification number obtained by using the reader to read an identifier. The switch is operated to enable the processor to operate in an intake mode or an output mode. When operating in the intake (output) mode, the processor controls the display to display a symbol corresponding to one of the intake-type (output-type) buttons that is determined to be pressed, and in response to receipt of weight data from the scale, controls the display to display a value of pre-intake (post-output) weight obtained based on the weight data, and stores the value of pre-intake (post-output) weight in the memory device.

Abstract: A slot antenna structure includes an antenna unit and a metal unit. The metal unit is electrically connected to the antenna unit and includes a first slot, a second slot, and a third slot. The first slot has a first length along a direction. The second slot is spaced a first distance apart from the first slot and has a second length along the direction. The third slot is spaced a second distance apart from the second slot and has a third length along the direction. The first slot, the second slot, and the third slot are arranged in sequence along the direction. The first length is greater than the second length, and the third length is greater than the first length.

Abstract: A robotic surgical system includes a surgical robot holding a surgical instrument, a wearable device worn by a person, a camera for capturing images, and a computer device. The camera captures images of a base marker, and a dynamic reference frame disposed on an affected part of a patient. The computer device calculates a plurality of conversion relationships among different coordinate systems, and controls the surgical robot to move the surgical instrument according to a pre-planned surgical path and based on the conversion relationships. Furthermore, the computer device transmits data of a 3D model and the pre-planned surgical path to the wearable device, such that the wearable device is configured to present the 3D model in combination with the pre-planned surgical path as an AR image based on the conversion relationships.

Abstract: A display device, including: a light source, used for emitting light source light; a control unit, used for controlling a drive current for the light source, the modulation period of each frame of image to be displayed comprising at least one pulse modulation period, and within the pulse modulation period, the drive current for the light source being an overshoot current so that the average luminous brightness of the light source in the modulation period reaches preset brightness; and a light modulation unit, used for modulating the light source light according to image data of the image to be displayed and the luminous brightness of the light source to obtain a modulated image.

Abstract: Provided is a projection screen, the taper angles of a plurality of triangular pyramid units arranged in an array are designed to gradually change according to a predetermined relationship, so that the image light emitted from the projector is reflected by a microstructure layer with a triangular pyramid unit and then converges to a range centered on the human eye, which reduces the difference in brightness at different viewing positions, so as to ensure that the projection screen has high brightness uniformity and high gain.

Abstract: A projection screen includes a substrate with a first substrate surface. The first substrate surface includes a first region and a second region adjacent to the first region. Multiple first wire grid bodies extending in a first direction are provided in the first region. Multiple second wire grid bodies extending in the first direction are provided in the second region. Each first wire grid body includes a first contact surface connected to the substrate and a first surface, and a first angle is formed therebetween. The first angles gradually decrease in a direction from the first region to the second region. Each second wire grid body includes a second contact surface connected to the substrate and a third surface, and a third angle is formed therebetween. The third angles gradually increase in a direction from the first region to the second region.

Abstract: The projection screen includes a reflective layer and a light-absorbing layer, where the reflective layer is configured to receive and reflect projection light, and the light-absorbing layer is arranged on the reflective layer; the light-absorbing layer includes a plurality of irregularly arranged light-absorbing members; and the light-absorbing members are configured to absorb at least a part of the projection light, so as to make a brightness of a projected image uniform.

Abstract: A foldable food serving cart, including a stand, side stands, electric circuit assembly and a base stand; the stand includes a stand body. The side stands include a first side stand and a second side stand, which are respectively rotatably connected to left and right sides of the stand body, and provided with a sliding groove on their top parts; the stand further include a first horizontal beam where its left and right sides are respectively slidably connected to the sliding grooves. A supporting frame is defined by the stand, the first horizontal beam, the first side stand and the second side stand for cooking modules, which are powered by the electric circuit assembly, to be placed on its top part. The supporting frame is detachably connected on top of the base stand; wheels are provided on a bottom part of the base stand.

Abstract: Embodiments of the disclosed technologies include receiving, from a first user device, a first user interface event that includes an upload of a media asset but does not indicate an intended usage for the media asset, determining an intended usage based on a second user interface event, mapping the intended usage to a usage-based specification, converting the media asset to a usage-specific version of the media asset by applying the usage-based specification to the media asset, and initiating a distribution of the usage-specific version of the media asset instead of the media asset to at least one second user device different from the first user device.

Abstract: Described are systems comprising nucleic acid nanostructures, e.g., nanotubes, for use in detecting biological agents. The systems comprise a nucleic acid nanotube, nucleic acid nanotube seed, a plurality nucleic acid nanotube monomers, or a combination there of; a nucleic acid nanotube terminus; and an activation strand comprising a single-stranded nucleic acid comprising a first sequence complementary to a portion of the nucleic acid nanotube, nucleic acid nanotube seed, nucleic acid nanotube monomers and a second sequence complementary to a portion of the nucleic acid nanotube terminus. Devices, kits, and methods comprising the systems are also described.

Abstract: This application relates to solid forms and salt forms of the PD-1/PD-L1 inhibitor 4,4?-(((((2,2?-dichloro-[1,1?-biphenyl]-3,3?-diyl)bis(azanediyl))bis(carbonyl))bis(1-methyl-1,4,6,7-tetrahydro-5H-imidazo[4,5-c]pyridine-2,5-diyl))bis(ethane-2,1-diyl))bis(bicyclo[2.2.1]heptane-1-carboxylic acid), including processes of preparation thereof, where the solid forms and salt forms are useful in the treatment of various diseases including infectious diseases and cancer.

Abstract: An radiator includes a radiator body. A first side of the radiator body defines an arc-shaped heat conducting surface. A second side of the radiator body defines a heat dissipating tooth area. The heat dissipating tooth area includes a middle heat dissipating tooth area and two trunk heat dissipating tooth areas symmetrically arranged on two sides of the middle heat dissipating tooth area. A plurality of first heat dissipating fins is arranged in the middle heat dissipating tooth area. Each of the trunk heat dissipating tooth areas includes a trunk and a plurality of second heat dissipating fins. Each trunk is obliquely arranged on the radiator body. The plurality of second heat dissipating fins is arranged on one side of a corresponding trunk away from the plurality of first heat dissipating fins.

Abstract: The present invention provides a T cell receptor (TCR) capable of specifically binding to HPV 16 E6 antigen short peptide complex TIHDIILECV-HLA A0201. Moreover, an effector cell transducing the TCR of the present disclosure also has a strong killing function. Such TCR can be used separately or in combination with other therapeutic agents, and can also be used in adoptive cellular immunotherapy to target a tumor cell presenting the complex TIHDIILECV-HLA A0201.

Abstract: There is provided a computer system including a mouse device and a host. The mouse device receives a command script from the host to determine output data to be transmitted to the host. The output data includes, for example, at least one pressed key signal and/or a movement signal. The command script is previously recorded in the host or is determined according to raw data detected by the mouse device. The present disclosure further provides a gaming mouse.

Abstract: Disclosed by the disclosure is a convolutional neural network on-chip learning system based on non-volatile memory, comprising: an input module, a convolutional neural network module, an output module and a weight update module. The on-chip learning of the convolutional neural network module implements the synaptic function by using the characteristic of the memristor, and the convolutional kernel value or synaptic weight value is stored in a memristor unit; the input module converts the input signal into the voltage signal; the convolutional neural network module converts the input voltage signal layer-by-layer, and transmits the result to the output module to obtain the output of the network; and the weight update module adjusts the conductance value of the memristor in the convolutional neural network module according to the result of the output module to update the network convolutional kernel value or synaptic weight value.

Abstract: A display detection device includes a panel, a detection board, and a detection adapter board. The panel is configured to display. The detection board is coupled to the panel, and is configured to input a detection signal. The detection adapter board is coupled to the panel, and is configured to respond to the detection signal to generate a detection result.

Abstract: A superconductor tape stack can have good current sharing characteristics and low contact resistivity. An electrically conductive material can be used to couple superconductor tapes to each other. In an embodiment, the superconductor tape stack can include double-sided superconductor tapes in a 2X configuration. In other embodiments, the superconductor tape stack can include single-sided superconductor tapes in a F2B configuration. One or more enhancements may be used to help reduce the contact resistivity. The enhancements can include slotted tapes, a conductive buffer layer stack, a relatively low resistivity substrate, a thinner substrate, a thicker stabilizer layer along sidewalls of the tapes, and combinations thereof. A superconductor tape may also have one or more of the enhancements described with respect to the superconductor tape stack. A magnetic coil can have a winding that includes the superconductor tape stack or the superconductor tape.