Abstract: A semiconductor device includes a substrate, a semiconductor layer, a gate structure, source/drain regions, a bottom isolation layer, and a bottom spacer. The semiconductor layer is above the substrate. The gate structure is above the substrate and surrounds the semiconductor layer. The source/drain regions are on opposite sides of the semiconductor layer. The bottom isolation layer is between the substrate and the semiconductor layer. The bottom spacer is on a sidewall of the bottom isolation layer.

Abstract: A semiconductor device includes a first device formed over a substrate. The first device includes a first gate stack encircling a first nanostructure, and the first device is a logic circuit device. The semiconductor device includes a second device formed over the first device. The second device includes a second gate stack encircling a second nanostructure, and the second device is a static random access memory (SRAM).

Abstract: A semiconductor device structure is provided. The semiconductor device structure includes an isolation structure formed over a substrate, and a first stacked structure and a second stacked structure extending above the isolation structure. The first stacked structure includes a plurality of first nanostructures stacked in a vertical direction, and the second stacked structure includes a plurality of second nanostructures stacked in the vertical direction. The semiconductor device structure includes a first dummy fin structure formed over the isolation structure, and the first dummy fin structure is between the first stacked structure and the second stacked structure. The semiconductor device structure also includes a first capping layer formed over the first dummy fin structure, and an interface between the first dummy fin structure and the first capping layer is lower than a top surface of a topmost first nanostructure.

Abstract: A signal processor includes a signal receiving circuit, a pre-processing circuit, a period acquisition circuit, and a decoding circuit. The signal receiving circuit is configured to receive an input signal. The pre-processing circuit is configured to generate a square wave signal according to the input signal. The period acquisition circuit is configured to capture several periods of the square wave signal. The several signal periods includes several signal period groups, and each of the several signal period groups includes at least two signal periods of the several signal periods. The at least two signal periods are adjacent to each other. The decoding circuit is coupled to the period acquisition circuit and is configured to perform decoding according to a time length and a number of times of voltage value change of the several signal period groups to obtain a decoding result.

Abstract: A harmonic deceleration module, a dynamic power device, an automatic mobile vehicle, a transfer apparatus, a dynamic power supply system, and an electric bicycle are provided. The harmonic deceleration module includes a connecting member, a flexible bearing, a first frame, a first circular spline, a second frame, and a second circular spline. When the connecting member is driven, the connecting member rotates around a central axis. The connecting member has a cam part, and the cam part and the flexible bearing jointly form a wave generator. The wave generator is configured to be driven by the connecting member to drive a flexspline to continually and flexibly deform, and the flexspline drives the second circular spline and the second frame connected to the second circular spline to rotate. The second frame has a hollow channel penetrating through the second frame along the central axis.

Abstract: A waterproof circular connector includes a male head, a female seat and a ring member. The male head provides a first circular body, a third circular body, a first electrode group and a third electrode group. The female seat provides a first base, a second circular body, a fourth circular body, a second base, a second electrode group and a fourth electrode group. The male header is combined with the female seat. The third circular body is inserted between the second and fourth circular bodies, so that the third electrode group is electrically connected to the second electrode group and the first electrode group is electrically connected to the fourth electrode group. The first, second, third and fourth electrode groups are combined with the third circular body by the ring member to prevent water and dust entering from the outside and realize non-directional electrical connections.

Abstract: A directional coupler is configured to receive a continuous light waveform and split the waveform into two carrier signals. Ring modulators are configured to receive the carrier signals and binary data and modulate the carrier signals based on the binary data. A combiner is configured to combine the modulated carrier signals into a four-level pulse amplitude modulation (PAM4) signal.

Abstract: A semiconductor device package includes a display device, an electronic module and a conductive adhesion layer. The display device includes a first substrate and a TFT layer. The first substrate has a first surface and a second surface opposite to the first surface. The TFT layer is disposed on the first surface of the first substrate. The electronic module includes a second substrate and an electronic component. The second substrate has a first surface facing the second surface of the first substrate and a second surface opposite to the first surface. The electronic component is disposed on the second surface of the second substrate. The conductive adhesion layer is disposed between the first substrate and the second substrate.

Abstract: An establishing method of a retinal layer thickness detection model includes following steps. A reference database is obtained, and an image pre-processing step, a feature selecting step, a training step and a confirming step are performed. The reference database includes reference optical coherence tomographic images. In the image pre-processing step, the reference optical coherence tomographic images are duplicated and cell segmentation lines of retinal layers are marked to obtain control optical coherence tomographic images. In the feature selecting step, the reference optical coherence tomographic images are analyzed to obtain reference image features. The training step is to train with the reference image features and obtain the retinal layer thickness detection model.

Abstract: A semiconductor package includes a substrate having a first side and a second side opposite to the first side, a first type semiconductor die disposed on the first side of the substrate, a first compound attached to the first side and encapsulating the first type semiconductor die, and a second compound attached to the second side, causing a stress with respect to the first type semiconductor die in the first compound. A method for manufacturing the semiconductor package described herein is also disclosed.

Abstract: A propulsion device with double-layer flow guiding assembly and a flight vehicle using the same are provided. The propulsion device includes a propulsion body, a first-layer flow guiding assembly and a second-layer flow guiding assembly. The propulsion body includes a housing, an airflow suction port and an airflow discharge port. The first-layer flow guiding assembly includes a front flow guiding ring and at least one first-layer flow guiding plate. The front flow guiding ring is disposed outside the airflow discharge port and has a first axis. The front flow guiding ring swings relative to the airflow discharge port along a first rotation axis. The first rotation axis intersects the first axis. The first-layer flow guiding plate is fixed in the front flow guiding ring and extends along the first rotation axis. The second-layer flow guiding assembly has a structure similar to the first-layer flow guiding assembly.

Abstract: A wearable device and a method for performing a registration process in the wearable device are provided. The wearable device includes a light source, a light sensor and a microcontroller that performs the method. In the method, the light source is activated to emit a detection light and the light sensor senses a reflected light. A light intensity of the reflected light is calculated. A registration value is produced based on the light intensity. Specifically, the detection light with a specific frequency to be registered in the registration value is used as a reference to detect whether the wearable device is properly worn by a person. For example, since the wearable device can be worn on the person's wrist, the registration value is used to detect whether the wearable device is away from the wrist.

Abstract: Corner portions of a semiconductor fin are kept on the device while removing a semiconductor fin prior to forming a backside contact. The corner portions of the semiconductor fin protect source/drain regions from etchant during backside processing. The corner portions allow the source/drain features to be formed with a convex profile on the backside. The convex profile increases volume of the source/drain features, thus, improving device performance. The convex profile also increases processing window of backside contact recess formation.

Abstract: Embodiments of the present disclosure relate to an un-doped or low-doped epitaxial layer formed below the source/drain features. The un-doped or low-doped epitaxial layer protects the source/drain features from damage during replacement gate processes, and also prevent leakage currents in the mesa device. A semiconductor device is disclosed. The semiconductor device includes an epitaxial feature having a dopant of a first concentration, and a source/drain feature in contact with the epitaxial feature. The source/drain feature comprises the dopant of a second concentration, and the second concentration is higher than the first concentration.

Abstract: A light-emitting device includes a composite structure having a phosphor crystal sheet and phosphor crystal powders on the phosphor crystal sheet. A light-emitting unit of the device is disposed under a side of the phosphor crystal sheet that is opposite to a side of the phosphor crystal powders. A problem of blue-enriched white light may be tackled.

Abstract: A system for poisoned data management includes an interface and a processor. The interface is configured to receive an indication for remediation of poisoned data. The processor is configured to correct the poisoned data associated with an event in a storage location, wherein the storage location is determined based at least in part on a data graph associated with the poisoned data, and wherein the data graph is determined based at least in part on the data sourcing information of a published event associated with the poisoned data.

Abstract: A switch and a scheduling method for packet forwarding of the same are provided. The switch includes a plurality of absorb queues, a plurality of egress ports, and an absorb scheduler. Each of the egress ports includes a plurality of egress queues that are respectively connected to one of the absorb queues that are different from one another. The scheduling method includes: generating a priority state for each of the egress queues of each of the egress ports; a packet forwarding priority state of each of the absorb queues is determined according to the priority state of each of the egress queues connected thereto; and the absorb scheduler selecting one of the absorb queues to send a packet stored therein to a target egress queue of a target egress port to be sent to, according to the priority state of each of the egress queues.