Abstract: A semiconductor structure according to the present disclosure includes a substrate; a through substrate via (TSV) cell over the substrate; and a TSV extending through the TSV cell and the substrate. The TSV cell includes a guard ring structure extending around a perimeter of the TSV cell, and a buffer zone surrounded by the guard ring. The buffer zone includes first dummy transistors, and second dummy transistors. Each of the first dummy transistors includes two first type epitaxial features, a first plurality of nanostructures extending between the two first type epitaxial features, and a first isolation gate structure wrapping over the first plurality of nanostructures. Each of the second dummy transistors includes two second type epitaxial feature, a second plurality of nanostructures extending between the two first type epitaxial features, and a second isolation gate structure wrapping over the second plurality of nanostructures.

Abstract: A method includes forming first nanostructures over a first region of a substrate; forming second nanostructures over a second region of the substrate; forming first gate structures around the first nanostructures; replacing the second nanostructures with isolation regions; and forming a seal ring over the substrate, wherein the seal ring is between the first region and the second region.

Abstract: An embodiment includes a device, the device including a first die including a first surface and a second surface opposite the first surface. The first die includes a plurality of through substrate vias (TSVs) exposed from the second surface of the first die. The device also includes a guard ring surrounding the plurality of TSVs. The device also includes a dummy metallization pattern surrounding the guard ring. The device also includes an active metallization pattern connected to active devices in the first die.

Abstract: A first conductive pad disposed over a first side of a substrate in a first direction. A second conductive pad is disposed over a second side of the substrate in the first direction. A through-substrate via (TSV) extends into the substrate in the first direction. The TSV is disposed between the first conductive pad and the second conductive pad in the first direction. An air liner disposed between the TSV and the substrate in a second direction different from the first direction.

Abstract: A wearable tracking system is provided. The wearable tracking system includes a wearable device, an external camera, and a processor. The wearable device is adapted to be worn on a body part of a user. The wearable device is configured to detect a body movement of the body part based on a tracking sensor. The external camera is configured to obtain a body image of the body part. The processor is configured to obtain a first moving track of a body moving track of the body part based on the body movement, obtain a second moving track of the body moving track of the body part based on the body image, and determine a body pose of the body part based on the first moving track and the second moving track.

Abstract: A camera is configured to obtain camera data which includes a body image of a body portion of a user. An IMU sensor is configured to obtain sensor data and adapted to be mounted on the body portion. A processor is configured to determine the body portion being static or dynamic based on the camera data or the sensor data. In response to the body portion being static, the processor is configured to determine a pose confidence of a current pose of the body portion based on the camera data and calibrate an accumulative error of the sensor data based on the pose confidence and the camera data. In response to the body portion being dynamic, the processor is configured to calibrate the accumulative error based on a first moving track and a second moving track. The processor is configured to track the body portion based on the sensor data.

Abstract: A virtual reality system includes a head-mounted display device and several tracking devices is disclosed. Each tracking devices includes a camera and a processor. The camera obtains a picture of a human body of a current time point. The processor is configured to: obtain a current predicted 3D pose and a confidence of the current time point according to the picture; determine a previous valid value according to a previous predicted 3D pose and a previous final optimized pose; determine a current valid value according to the previous valid value, the confidence, and the current predicted 3D pose; and output the current predicted 3D pose and the confidence to a main tracking device of the tracking devices according to the current valid value, so as to generate a current final optimized pose.

Abstract: A wearable tracking system is provided. The wearable tracking system includes a wearable device, an external camera, and a processor. The wearable device is adapted to be worn on a body part of a user. The wearable device is configured to detect a body movement of the body part based on a tracking sensor. The external camera is configured to obtain a body image of the body part. The processor is configured to obtain a first moving track of a body moving track of the body part based on the body movement, obtain a second moving track of the body moving track of the body part based on the body image, and determine a body pose of the body part based on the first moving track and the second moving track.

Abstract: In certain aspects, the invention provides a novel crystalline form of olaparib (4-[(3-[(4-cyclopropylcarbonyl)piperazin-4-yl]carbonyl)-4-fluorophenyl]methyl(2H)phthalazin-1-one). In related aspects, the invention provides a processe for preparing the novel crystalline form of olaparib. The process includes forming a solution comprising crude olaparib and an organic solvent; adding the solution to an anti-solvent to form a slurry comprising a precipitate; isolating the precipitate; and drying the precipitate to obtain a crystalline form III of olaparib.

Abstract: The present invention discloses a laser power control system includes a laser diode, a monitor photodiode, a bias control circuit, a modulation control circuit, a digital controller, and a laser diode driver. The laser power control system forms an automatic extinction ratio control loop that is configured to control the extinction ratio of the laser diode by comparing a monitor current with a first target current to keep the extinction ratio of the laser diode at the predetermined first target current. The laser power control system forms an automatic power control loop that is configured to control the average power of the laser diode by comparing the monitor current with the second target current to keep the average power of the laser diode at the predetermined second target current.

Abstract: A process for preparing cangrelor tetrasodium comprising: a) reacting a compound of formula M1 with morpholine to form a compound of formula M2; and b) reacting the compound of formula M2 with clodronic acid to provide cangrelor tetrasodium

Abstract: Crystalline forms of pemetrexed diacid are provided (Forms 1 and 2) which are readily produced for either laboratory-scale or industrial scale. Processes for the preparation of Forms 1 and 2 are also provided.

Abstract: The present invention provides novel crystalline forms of apremilast hemitoluene solvate, apremilast hydrate, and apremilast anhydrate and an amorphous form of apremilast, and processes for the preparation of these forms.

Abstract: A process for preparing an amorphous form of idelalisib comprises: (a) forming a first solution of idelalisib in a solvent; (b) adding the first solution obtained in step (a) into water to form a second solution; (c) optionally cooling the second solution obtained in step (b) and; (d) isolating the optionally cooled second solution from step (c) to provide the amorphous form of idelalisib. Mild reaction conditions are used in this process. The amorphous form of idelalisib prepared by this process is stable and does not transfer to other crystalline forms easily. This process is suitable for large scale manufacture of idelalisib at a high yield.

Abstract: Crystalline forms of pemetrexed diacid are provided (Forms 1 and 2) which are readily produced for either laboratory-scale or industrial scale. Processes for the preparation of Forms 1 and 2 are also provided.

Abstract: Crystalline forms of pemetrexed diacid are provided (Forms 1 and 2) which are readily produced for either laboratory-scale or industrial scale. Processes for the preparation of Forms 1 and 2 are also provided.

Abstract: Crystalline forms of pemetrexed diacid are provided (Forms 1 and 2) which are readily produced for either laboratory-scale or industrial scale. Processes for the preparation of Forms 1 and 2 are also provided.

Abstract: The present invention provides novel crystalline forms of apremilast hemitoluene solvate, apremilast hydrate, and apremilast anhydrate and an amorphous form of apremilast, and processes for the preparation of these forms.

Abstract: Crystalline forms of pemetrexed diacid are provided (Forms 1 and 2) which are readily produced for either laboratory-scale or industrial scale. Processes for the preparation of Forms 1 and 2 are also provided.

Abstract: An optical touch system comprises a first light-emitting unit, a second light-emitting unit, a first image sensor having a first filter, and a second image sensor having a second filter. The first light-emitting unit generates first wavelength band light. The second light-emitting unit generates second wavelength band light. The first light-emitting unit generates first wavelength band light when the first image sensor is capturing an image. The first filter allows first wavelength band light to enter into the first image sensor and blocks second wavelength band light. The second light-emitting unit generates second wavelength band light when the second image sensor is capturing an image. The second filter allows second wavelength band light to enter into the second image sensor and block first wavelength band light.