Abstract: A device including a first semiconductor layer and a contact to the first semiconductor layer is disclosed. An interface between the first semiconductor layer and the contact includes a first roughness profile having a characteristic height and a characteristic width. The characteristic height can correspond to an average vertical distance between crests and adjacent valleys in the first roughness profile. The characteristic width can correspond to an average lateral distance between the crests and adjacent valleys in the first roughness profile.

Abstract: An optical image capturing system includes, along the optical axis in order from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. At least one lens among the first to the sixth lenses has positive refractive force. The seventh lens can have negative refractive force, wherein both surfaces thereof are aspheric, and at least one surface thereof has an inflection point. The lenses in the optical image capturing system which have refractive power include the first to the seventh lenses. The optical image capturing system can increase aperture value and improve the imaging quality for use in compact cameras.

Abstract: An optical modulation device includes: an optical waveguide formed above a substrate; a phase modulator disposed on part of the optical waveguide; a capacitor connected to the phase modulator and including a lower electrode and an upper electrode; a resistor connected in parallel to the capacitor; and an appended part integrated with the upper electrode and electrically connected to the resistor, wherein the appended part is smaller in area than the capacitor (upper electrode).

Abstract: An optical functional device includes: a photodetector; a first optical waveguide which is connected to one end face of the photodetector; and a second optical waveguide which is connected to the other end face of the photodetector. The photodetector is formed in a multi-mode interferometer and has electrodes. Light input from the first optical waveguide to the photodetector focuses image at a position physically away from the second optical waveguide, and light input from the second optical waveguide to the photodetector focuses image at a position physically away from the first optical waveguide.

Abstract: A double locking mechanism between plate end and cable end of Ethernet vehicle connector. The double locking mechanism includes a plate end connector body, a cable end connector body and a locking plate, in which the connector bodies are pluggable with each other. The plate end connector body includes a fastening plate located at its top end, at the near pluggable end, the fastening plate is provided with an inward hook, which is provided with a sliding slope at the near pluggable end. The cable end connector body includes a fastening bar located at the top of itself, the fastening bar includes a long incline and a short incline respectively located at its near and distal pluggable ends. The locking plate includes a longitudinal resilient fastener and two transverse resilient fasteners respectively located in the middle and at the two sides of the locking plate.

Abstract: A five-piece optical lens for capturing image and a five-piece optical module for capturing image, along the optical axis in order from an object side to an image side, include a first lens with positive refractive power having a convex object-side surface; a second lens with refractive power; a third lens with refractive power; a fourth lens with refractive power; and a fifth lens with negative refractive power; and at least one of the image-side surface and object-side surface of each of the five lens elements are aspheric. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras.

Abstract: A semiconductor structure comprising a buffer structure and a set of semiconductor layers formed adjacent to a first side of the buffer structure is provided. The buffer structure can have an effective lattice constant and a thickness such that an overall stress in the set of semiconductor layers at room temperature is compressive and is in a range between approximately 0.1 GPa and 2.0 GPa. The buffer structure can be grown using a set of growth parameters selected to achieve the target effective lattice constant a, control stresses present during growth of the buffer structure, and/or control stresses present after the semiconductor structure has cooled.

Abstract: A transmitter pen positioning system includes a transmitter pen, at least two photo-receiving modules, and a signal processing unit. The transmitter pen generates a light beam signal. Each photo-receiving module has an optical lens and a photo-receiving sensor. The photo-receiving sensor receives the light beam signal passing through the optical lens via a first photo-receiving surface and a second photo-receiving surface and correspondingly converts the light beam signal into a first photocurrent signal and a second photocurrent signal. The signal processing unit receives the first and the second photocurrent signals, and correspondingly calculates an incident angle of the light beam signal according to a difference between the first and the second photocurrent signals and calculate position information of the transmitter pen according to the at least two incident angles. Accordingly, the complexity of the positioning system is simplified and a real-time position calculation is implemented.

Abstract: A descent rescue device with a double brake with back and forth control comprising an outer shell, a tyra mechanism, a wedge wheel and a double braking mechanism, wherein the double braking mechanism comprises an outer braking component, an inner braking component and a locking mechanism, the inner braking component is operatively associated with the energy conversion adjusting screw of the tyra mechanism, the wedge wheel is disposed between the inner braking component and the outer braking component, a bundle of steel wire rope is wrapped around the wedge wheel, and when no force or a force beyond a maximum threshold acts on the outer braking component, the steel wire rope wrapped on the wedge wheel is locked; when a force lower than the maximum threshold acts on the outer braking component, the steel wire rope is unlocked.

Abstract: An optical device includes an optical waveguide provided on a principal surface of a substrate. The optical waveguide includes a core and a cladding provided around the core. The cladding is configured by a substance having a refractive index smaller than 71.4% of the refractive index of the core. The core has constituent atoms substantially forming a diamond lattice structure. The optical waveguide has a light input/output part through which a light beam is input and/or output. The light input/output part decreases stepwise in thickness towards an output end while tapering down in its width. The core is provided in the light input/output part to have a (111) plane or an equivalent plane to the (111) plane exposed on a face of a riser of the stepwise thickness of the light input/output part.

Abstract: Semiconductor chip laminates and inductive, capacitive, and electromagnetic shielding laminate structures that can be integrated together to form electronic circuits for use in systems and devices such as smartphones, tablet computers, notebook computers, wearable electronic devices, portable medical devices, servers, networking equipment, industrial equipment, etc. Fabrications of such integrated laminate structures can be modularized into four (4) types of laminates, namely, inductive laminates, capacitive laminates, electromagnetic shielding laminates, and semiconductor chip laminates, which can be vertically laminated together and/or integrated side-by-side with high density to produce the desired electronic circuits, systems, and devices.

Abstract: A four piece optical lens for capturing image and a five-piece optical module for capturing image, includes a first lens with positive refractive power; a second lens with refractive power; a third lens with refractive power; and a fourth lens with refractive power, in order from an object side to an image side, the optical lens along the optical axis. At least one of the image-side surface and object-side surface of each of the four lenses is aspheric. The optical lens can increase aperture value and improve the imaging quality for use in compact cameras.

Abstract: A five-piece optical lens for capturing image and a five-piece optical module for capturing image, along the optical axis in order from an object side to an image side, include a first lens can with positive refractive power having an object-side surface which can be convex; a second lens with refractive power; a third lens with refractive power; a fourth lens with refractive power; and a fifth lens which can have negative refractive power, wherein an image-side surface thereof can be concave, and at least one surface of the fifth lens has an inflection point; both surfaces of each of the five lenses are aspheric. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras.

Abstract: An optical image capturing system includes, along the optical axis in order from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. At least one lens among the first to the sixth lenses has positive refractive force. The seventh lens can have negative refractive force, wherein both surfaces thereof are aspheric, and at least one surface thereof has an inflection point. The lenses in the optical image capturing system which have refractive power include the first to the seventh lenses. The optical image capturing system can increase aperture value and improve the imagining quality for use in compact cameras.

Abstract: Disclosed is a wearable device including a sensor array having a plurality of sensors each configured to detect a physical change in epidermis of a corresponding body area; and a body motion determination unit configured to determine movement of a body part based on sensing signals from the plurality of sensors, and determine whether the determined movement corresponds to one of at least one next motion which is able to be derived from a current motion state.

Abstract: An alignment optical measurement element includes a grating coupler, and a reflector coupled to the grating coupler. The alignment optical measurement element is arranged so that: the grating coupler diffracts an incident light in a first direction into a first diffracted light to propagate the first diffracted light as a first propagating light in a second direction, the reflector reflects the first propagating light into a second propagating light in a third direction opposite to the second direction; and the grating coupler diffracts the second propagating light into a second diffracted light to emit the second diffracted light as an emitted light in a fourth direction opposite to the first direction.

Abstract: An optical element includes a gain chip, a ring modulator, which is a band-pass filter, a first optical waveguide and a second optical waveguide that are optically connected to the ring modulator, and a heater, wherein the first optical waveguide and the second optical waveguide are formed to be equal in optical path length (have no difference in optical path length) between a first light coupling point and a second light coupling point and equal in shape and length between the first light coupling point and the second light coupling point (to be symmetrical with the ring modulator interposed therebetween (with respect to the ring modulator)).

Abstract: A paper shredder includes a chassis on which an automatic paper feeding opening is defined, a paper shredding mechanism, a paper separating mechanism located adjacent to the automatic paper feeding opening, and a paper pickup mechanism located between the paper separating mechanism and paper shredding mechanism. The paper separating mechanism includes a first paper supporting board on which a fastening mechanism is provided and a paper separating board cooperating with the fastening mechanism. The paper pickup mechanism includes a holding bracket, a paper pickup roller axe, a plurality of paper pickup rollers sleeved on the axe, a second paper supporting board located below the plurality of rollers and secured onto the second paper supporting board, and a third paper supporting board located above a distal end of the second paper supporting board and connected with the paper separating mechanism.

Abstract: A policy-based orchestration method in an exascale class cloud storage environment, and a storage system using the same are provided. The storage orchestration method includes: allocating a combination of different storages to a user as a storage space; and adjusting the combination according to a user's using pattern. Accordingly, the storage can be operated optimally and autonomically, and thus can be operated efficiently and economically.

Abstract: An optical image capturing system, sequentially including a first lens element, a second lens element, a third lens element and a fourth lens element from an object side to an image side, is disclosed. The first lens element has negative refractive power. The second through third lens elements have refractive power. The fourth lens element has positive refractive power. At least one of the image side surface and the object side surface of each of the four lens elements are aspheric. The optical lens elements can increase aperture value and improve the imagining quality for use in compact cameras.