Abstract:
A light source unit is disclosed for arranging on a plane and emitting a light beam oblique to the plane. The light source unit includes an illuminant element and a transparent encapsulator. The illuminant element has an upper surface and a lower surface both parallel to the plane. The transparent encapsulator physically contacts with the illuminant element and at least covers the upper surface of the illuminant element. The transparent encapsulator has an oblique surface above the upper surface and oblique to the upper surface. In addition, an optical inputting module having the light source unit mentioned above is disclosed.
Abstract:
An aligned write signal generator with alignment calibration utilizes an alignment unit to align a plurality of write signal. The aligned write signal generator includes a write signal generator for receiving an EFM signal and converting the EFM signal into a plurality of write signals according to a write strategy waveform generating rule, an alignment unit for receiving the plurality of write signals, aligning the write signals and outputting phase adjusted write signals, and a phase calibration unit for receiving the phase adjusted write signals, detecting phase error between the phase adjusted write signals, and outputting phase control signals. The alignment unit further receives the phase control signals to adjust the delay time of each write signal.
Abstract:
A three-dimensional connector for a coordinate input device, which provides a touch pad and a support plate under said touch pad, includes a flat conductor cable. The flat conductor cable has an end connecting with the touch pad and another end providing a plurality of conductive lines. Each of the conductive lines corresponds to and is perpendicularly penetrated with a connecting pin; said connecting pin has a head section to press-fit with said flat conductor cable, extends through a slot, which is provided at the support plate next to said touch pad, to act as a contact such that said flat conductor cable is capable of transmitting electronic signal along a direction perpendicular to said flat conductor cable. Hence, the flat conductor cable can be connected firmly without loosening so as to enhance compactness of the three-dimensional connector substantially.
Abstract:
An input device for a man-machine interface includes an upper board and a lower board. Each of the boards provides a plastic based resistant film structure or a glass based resistant film structure. The resistant film structure is formed with a printed silver conductor layer being printed on the surface of an ITO based or an ITO glass based conductive film, a carbon layer being overlaid the printed silver conductor layer, an insulation layer being overlaid the carbon layer and an adhesive layer being overlaid the insulation layer. The carbon layer is capable of preventing the silver conductor layer from phenomenon of dissociation resulting from the variable temperature and humidity such that steadiness and reliability of the input device can be secured and life span and durability of the input device can be enhanced.
Abstract:
A method for forming metal bumps is disclosed, comprising: providing a substrate including a plurality of pads; forming a solder mask on the substrate, wherein the solder mask has first openings to expose the pads; forming a photoresist layer on the solder mask, wherein the photoresist layer has second openings to expose the pads; forming a conductive layer on the phototresist layer, wherein a sidewall of each second opening, a sidewall of each first opening and the pads are covered with the conductive layer; forming a metal layer on the conductive layer by electroplating to fill the first and second openings; performing a planarization step to remove the conductive layer and the metal layer on the photoresist layer so as to remain the conductive layer and the metal layer in the first and second openings; removing the photoresist layer and performing a reflow step to form metal bumps.
Abstract:
An optical recording system includes a laser light source that provides an incident recording light signal for recording information on an optical recording medium, an optical detector for detecting a reflected write pulse from the optical recording medium, and a light source controller for controlling recording laser beam power of the laser light source according to a mark formation effectiveness signal generated by a signal generating device. The signal generating device includes an analog peak value detector for detecting a peak value of the reflected write pulse from the optical detector, at least one sample-hold circuit for sampling the reflected write pulse to obtain at least one amplitude value, and a processor for generating the mark formation effectiveness signal according to the peak value and the amplitude value.
Abstract:
A centrifugation process to increase solid containment in a powdered paste is related to a fast, simple and higher value added process. The paste availed from a primary centrifugation is blended to destroy powder bridge in the paste. The solid and the liquid are further separated with a secondary centrifugation to significantly improve centrifugation efficiency and help avail the paste with a higher solid containment. The powder is constantly distributed due to the blending thus to minimize potential flaws found in the subsequent process.
Abstract:
A manufacturing process using microwave for thermal debinding according to the invention is mainly applied in manufacturing process of powder metallurgy. Wherein, metal powder is mixed polymer materials such as adhesives, fillings or lubricants, and a body is formed by means of molding, forging, extrusion, injection or scraping. The body to be debinded is placed in a microwave environment in an exposed manner or covered with powder, and power and work time of microwave are set for rapidly heating and debinding the body. The manufacturing process according to the invention is capable of accelerating manufacturing procedure, economizing production cost, reducing defects, quickly drying and rapidly removing polymer materials.
Abstract:
A loop filter and a method for adjusting its compensating current to make a control voltage of the loop filter more stable. The loop filter includes a charge/discharge path for receiving a control current and constituted by a first resister and a capacitor, a second resistor connected to the first terminal of the first resistor, an OP amplifier having an output terminal connected to the second resistor, a first input terminal connected to the capacitor, and a second input terminal, and a compensating unit connected to the output and second terminals of the second resistor. The loop filter further comprises a current source to provide a compensating current to the compensating unit. The loop filter utilizes the compensating unit to compensate the offset between the two input terminals of the amplifier. Therefore, the loop current of the OP amplifier can be reduced or eliminated.