Abstract: A semiconductor structure includes a photodetector, which includes a substrate semiconductor layer having a doping of a first conductivity type, a second-conductivity-type photodiode layer that forms a p-n junction with the substrate semiconductor layer, a floating diffusion region that is laterally spaced from the second-conductivity-type photodiode layer, and a transfer gate electrode including a lower transfer gate electrode portion that is formed within the substrate semiconductor layer and located between the second-conductivity-type photodiode layer and the floating diffusion region. The transfer gate electrode may laterally surround the p-n junction, and may provide enhanced electron transmission efficiency from the p-n junction to the floating diffusion region. An array of photodetectors may be used to provide an image sensor.

Abstract: The disclosure provides a low-dose image reconstruction method and system based on prior anatomical structure difference.

Abstract: The present disclosure discloses a method and a system for generating a composite PET-CT image based on a non-attenuation-corrected PET image. The method includes: constructing a first generative adversarial network and a second generative adversarial network; obtaining a mapping relationship between a non-attenuation-corrected PET image and an attenuation-corrected PET image by training the first generative adversarial network; obtaining a mapping relationship between the attenuation-corrected PET image and a CT image by training the second generative adversarial network; and generating the composite PET-CT image by utilizing the obtained mapping relationships. According to the present disclosure, a high-quality PET-CT image can be directly composited from a non-attenuation-corrected PET image, and medical costs can be reduced for patients, and radiation doses applied to the patients in examination processes can be minimized.

Abstract: An image sensor device includes a substrate, photosensitive pixels, an interconnect structure, a dielectric layer, and a light blocking element. The photosensitive pixels are in the substrate. The interconnect structure is over a first side of the substrate. The dielectric layer is over a second side of the substrate opposite the first side of the substrate. The light blocking element has a first portion extending over a top surface of the dielectric layer and a second portion extending in the dielectric layer. The second portion of the light blocking element laterally surrounds the photosensitive pixels.

Abstract: A semiconductor structure includes a photodetector, which includes a substrate semiconductor layer having a doping of a first conductivity type, a second-conductivity-type photodiode layer that forms a p-n junction with the substrate semiconductor layer, a floating diffusion region that is laterally spaced from the second-conductivity-type photodiode layer, and a transfer gate electrode including a lower transfer gate electrode portion that is formed within the substrate semiconductor layer and located between the second-conductivity-type photodiode layer and the floating diffusion region. The transfer gate electrode may laterally surround the p-n junction, and may provide enhanced electron transmission efficiency from the p-n junction to the floating diffusion region. An array of photodetectors may be used to provide an image sensor.

Abstract: A stretchable display module and a manufacturing method thereof are provided. The stretchable display module includes a display layer including a plurality of display islands arranged and spaced apart from each other, wherein two of the adjacent display islands are electrically connected by a connecting wire; a transparent adhesive layer including a filling adhesive layer filled in a spacing region between the display islands, a first adhesive layer disposed on a surface of the display layer opposite an emitting direction of the display layer, and a second adhesive layer disposed on a surface of the display layer in the emitting direction.

Abstract: A display panel and a display device are provided. The display panel includes a flexible substrate and a plurality of display sections and retractable sections disposed on the flexible substrate in an array, wherein the retractable sections are configured to connect the display sections to each other. Each of the retractable sections includes at least four arc sections, one C-shaped section, and four straight sections. Under external forces in all directions, the arc sections and the C-shaped section extend and are deformed along different directions in a plane, and the straight sections can buffer stresses caused by extension and deformation.

Abstract: This application provides a communication method and apparatus. The method includes: a terminal sending first network information of a second network to a first network, where the first network information includes first indication information of the second network, and the first indication information indicating that the terminal requests to access the second network. The terminal performs onboarding delivery authentication of the second network through the first network. After onboarding delivery authentication of the second network succeeds, the terminal receives configuration information of the first network through the first network, and obtains a credential of the second network through the first network from an online sign-up server in the second network.

Abstract: The present disclosure discloses a communication method and a device. The method is performed by a target base station and includes: receiving a handover request from a source base station, where the handover request includes a first key and first indication information, and the first indication information is used to indicate whether the first key is an updated key; and sending second indication information to the source base station based on the handover request, where the second indication information is used to indicate whether an access layer key between the target base station and a terminal device is an updated key. Using the embodiments of the present disclosure helps resolve a problem that a potential security risk exists in data transmitted between the terminal device and the target base station, and helps resolve a problem that a key change of the terminal device is not controlled by the base station.

Abstract: A pixel sensor includes a transfer fin field effect transistor (finFET) to transfer a photocurrent from a photodiode to a drain region. The transfer finFET includes at least a portion of the photodiode, an extension region associated with the drain region, a plurality of channel fins, and a transfer gate at least partially surrounding the channel fins to control the operation of the transfer finFET. In the transfer finFET, the transfer gate is wrapped around (e.g., at least three sides) of each of the channel fins, which provides a greater surface area over which the transfer gate is enabled to control the transfer of electrons. The greater surface area results in greater control over operation of the finFET, which may reduce switching times of the pixel sensor (which enables faster pixel sensor performance) and may reduce leakage current of the pixel sensor relative to a planar transfer transistor.

Abstract: A communication method and a communications apparatus, where the method includes: after receiving an RRC resume request message from a UE, determining, by a target access network device, a first user plane security protection method between the target access network device and the UE based on a context information obtaining response from a source access network device; determining a first user plane security key between the target access network device and the UE; when receiving first uplink user plane data from the UE, performing user plane security deprotection on the first uplink user plane data based on the first user plane security key and the first user plane security protection method, to obtain uplink user plane data; and sending the uplink user plane data.

Abstract: An image sensor device is disclosed which includes a semiconductor layer having a first surface and a second surface, where the second surface is opposite to the first surface. The device includes a conductive structure disposed over the first surface, with a dielectric layer disposed between the conductive structure and the first surface. The device includes a first dielectric layer disposed over the second surface of the semiconductor substrate. The device includes a second dielectric layer disposed over the first dielectric layer. The device includes a color filter layer disposed over the second dielectric layer. In some embodiments, the thickness, refractive index, or both of the first dielectric layer and the thickness, refractive index, or both of the second dielectric layer may be collectively determined to cause incident radiation passing through the first dielectric layer and the second dielectric layer and to the plurality of pixels to have destructive interference.

Abstract: A subscription information processing method and apparatus, and a device. The method includes: An access control device obtains authorization information from a target network device, where the authorization information includes an identifier of a first terminal and authorization operation indication information for subscription information of the first terminal; the access control device obtains a subscription information processing request from a second terminal, where the subscription information processing request includes an identifier of the second terminal; and the access control device processes subscription information corresponding to the identifier of the second terminal based on the authorization operation indication information in response to the identifier of the first terminal matching the identifier of the second terminal.

Abstract: A subpixel including at least one second-conductivity-type pinned photodiode layer that forms a p-n junction with a substrate semiconductor layer, at least one floating diffusion region, and at least one transfer gate stack structure. The at least one transfer gate stack structure may at least partially laterally surround the at least one second-conductivity-type pinned photodiode layer with a total azimuthal extension angle in a range from 240 degrees to 360 degrees around a geometrical center of the second-conductivity-type pinned photodiode layer. The at least one transfer gate stack structure may include multiple edges that overlie different segments of a periphery of the at least one second-conductivity-type pinned photodiode layer, and the floating diffusion region includes a portion located between the first edge and the second edge. In addition, multiple transfer gate stack structures and multiple floating diffusion regions may be present in the subpixel.

Abstract: This application provides a method for protecting a truncated parameter and an apparatus, and relates to the field of communications technologies, to ensure security of a truncated parameter in a transmission process. The method includes the following steps: A mobility management network element determines whether a terminal that accesses a network meets a preset condition, where the preset condition includes that the terminal uses a control plane CIoT 5GS optimization function. The mobility management network element sends, to the terminal when the terminal meets the preset condition, a downlink NAS message on which NAS security protection is performed by using a NAS security context, where the downlink NAS message includes a truncated parameter. This application is applicable to a truncated parameter transmission process.

Abstract: This application provides a congestion control method and an apparatus. According to the method, a control node may determine that a data processing node is in a congested state, where the data processing node is configured to process data sent by a terminal apparatus. The control node may send a first message to a first terminal apparatus corresponding to a terminal apparatus identifier in a list stored in the control node. The first terminal apparatus identifier in the list is of the first terminal apparatus in a first terminal apparatus abnormal state. The first terminal apparatus identifier is received by the control node. The first message indicates to release a user plane connection, and the user plane connection is used to transmit data of the first terminal apparatus.

Abstract: The present application provides a display panel and a display device. The display panel includes a display region, a non-display region, and a terminal region. The non-display region includes a lower bezel region at a lower end of the display region. The terminal region is provided with a connecting terminal, the terminal region includes a first terminal region, and the first terminal region is positioned in the lower bezel region, wherein an included angle between a longitudinal direction of a first connecting terminal and a lower bezel in the first terminal region meets a preset condition, and a width of the first connecting terminal is greater than a threshold. This application reduces the width of the lower bezel.

Abstract: Embodiments of this application relate to the field of communication technologies, and provide a data transmission method and an apparatus, to ensure security of radio capability information of a terminal in a transmission process. The method includes: A terminal performs NAS security protection on radio capability information based on a NAS security context before establishing an AS security context; then the terminal sends the NAS-security-protected radio capability information to a mobility management network element; and after receiving the NAS-security-protected radio capability information, the mobility management network element performs security deprotection on the NAS-security-protected radio capability information, to obtain and store the radio capability information of the terminal.

Abstract: A display panel and a display device are provided, and a technical field in displays is related. The display panel includes an array substrate, a liquid crystal layer, a color filter layer, a sensor layer, a glass substrate, and a collimator mechanism. The sensor layer includes a plurality of fingerprint recognition units. The collimator mechanism is disposed on a side of the sensor layer away from the color filter layer. The display device includes the display panel. Display function, touch function, and fingerprint recognition function are integrated into one, by manufacturing the fingerprint recognition units on the glass substrate on the display panel. The cost and the module thickness are further optimized. A fingerprint recognition area is realized as a full-screen area, and fingerprints can be recognized at any position on the screen.

Abstract: This application relates to the field of communications technologies, and provides a communications method and apparatus, to reduce a data transmission latency between an IAB node and an IAB donor. The method includes: An IAB node receives an uplink data packet from a terminal; the IAB node determines a PDCP layer security status of the uplink data packet; the IAB node determines a target secure tunnel from a plurality of secure tunnels between the IAB node and an IAB donor based on the PDCP layer security status of the uplink data packet; and the IAB node sends the uplink data packet to the IAB donor through the target secure tunnel. This application is applicable to a data transmission process.