Abstract: This invention provides an optical lens system comprising: a first lens element with positive refractive power; a second lens element with negative refractive power; a third lens element with negative refractive power having a concave object-side surface and at least one of the object-side surface and the image-side surface thereof being aspheric; a plastic fourth lens element having at least one of the object-side surface and the image-side surface thereof being aspheric; a plastic fifth lens element having a concave image-side surface, at least one of the object-side surface and the image-side surface thereof being aspheric, and at least one inflection point is formed on at least one of the object-side surface and the image-side surface thereof. By such arrangement, photosensitivity and total track length of the system can be reduced, and the aberration and astigmatism of the system can be effectively corrected. Moreover, high image resolution can be obtained.

Abstract: A digital camera capable of detecting a name of a captured landmark is described. The digital camera includes an environmental condition capturer, a liquid crystal display (LCD) unit, and a map data table. The map data table includes a plurality of landmark names and a plurality of landmark coordinates corresponding to the landmark names. A method for detecting the name of the captured landmark using by the digital camera includes the steps of capturing an image, and obtaining a focusing distance, in which the image includes at least one of the captured landmark; capturing an environmental condition including shooting information and searching information; obtaining a search focus range according to the environmental condition and the focusing distance; and looking up the map data table according to the search focus range and the shooting information to obtain an output coordinate and the landmark name corresponding to the captured landmark.

Abstract: Certain aspects of the present disclosure are directed to a method of forming a superhydrophobic surface. The method includes: preparing a surface of a substrate of a first material; modifying the surface through an etching process to generate a plurality of nucleation sites in an array; forming, by using glancing angle deposition, a plurality of nano-rods of a second material and each at a respective one of the plurality of nucleation sites in the array; and depositing a conformal coating on the plurality of nano-rods.

Abstract: One aspect of the present invention relates to an apparatus for touch detection. In one embodiment, the apparatus includes a touch panel, an imaging device mounted to the touch panel and configured such that when a pointer touches the touch panel, the imaging device acquires an image of the pointer touching the touch panel, and a processor in communication with the imaging device for receiving and processing the acquired image to obtain its width and its angle relative to the touch panel so as to determine the location of the pointer in the touch panel.

Abstract: A method for estimating a fan life includes the following steps. Fans to be checked at a number of M are provided. A working temperature and a test temperature of a fan are set, and the test temperature is greater than the working temperature. An acceleration factor is set, which has a fixed value. The fans are kept in an operating state at the test temperature, and a number of the damaged fans is detected and recorded at intervals of a check time, until N damaged fans are detected. A distribution of time points when the fans are damaged is simulated with a Weibull distribution model, and a shape parameter and a characteristic life of the Weibull distribution model are calculated. A life value of the fans at the test temperature is calculated. A life value of the fans at the working temperature is calculated by using the acceleration factor.

Abstract: A micro-mirror well. In one embodiment the micro-mirror well includes a plurality of planar mirrors arranged around an axis of symmetry and inclined to form a pyramid well, where each of the plurality of planar mirrors is capable of reflecting light emitting from an object of interest placed inside the pyramid well.

Abstract: Disclosed are various embodiments of voltage protectors that include a first voltage clamping device configured to clamp a voltage of an input power applied to an electrical load, and a second voltage clamping device configured to clamp the voltage applied to the electrical load. A series inductance separates the first and second voltage clamping devices. Also, a switching element is employed to selectively establish a direct coupling of the input power to the electrical load, where a circuit is employed to control the operation of the switching element.

Abstract: The present invention provides a method and system for high dynamic range image measurement which is configured to control the light intensity distribution through an optical modulating switch for adjusting the intensity of the light passing therethrough so as to control the light intensity distribution of the light projecting on an object or of the object light being sensed by a photo detector for preventing the optical sensing signals of the photo detector from over-saturating. After that, the optical sensing signals are compensated according to the optical intensity distribution modulated by the optical modulating switch so as to obtain an image data with high dynamic range.

Abstract: Disclosed are various embodiments of voltage protectors that include a first voltage clamping device configured to clamp a voltage of an input power applied to an electrical load, and a second voltage clamping device configured to clamp the voltage applied to the electrical load. A series inductance separates the first and second voltage clamping devices. Also, a switching element is employed to selectively establish a direct coupling of the input power to the electrical load, where a circuit is employed to control the operation of the switching element.

Abstract: An electroluminescent (EL) display device has pixels spatially arranged in a matrix, each pixel having first, second, third and fourth EL elements, gate lines each coupled to a respective row of pixels, first data lines each coupled to the first EL elements of a respective column of pixels, second data lines each coupled to the second EL elements of a respective column of pixels, first switches each coupled to a respective third EL element, second switches each coupled to a respective fourth EL element, a switch control line coupled to the first and second switches for providing a switching control signal to set the first and second switches to be in an ON state or an OFF state, and third data lines each coupled to the first and second switches corresponding to a respective column of pixels for transmitting a data signal.

Abstract: A one cycle control method for power factor correction based on a boost circuit and a main control chip of system comprises the steps of: (1) Determining whether soft-start ends or not; if the soft-start ends, processing step (2) directly, if not, increasing reference value Uref of output voltage and then processing step (2); (2) Reading sampling output voltage Uo, and sampling inductive current ig according to A/D sampling triggering instant; (3) Calculating duty ratio of PWM signal for driving the switch transistor; (4) Outputting PWM signal; (5) Calculating the next A/D sampling triggering instant according to the duty ratio of PWM signal; (6) Returning to step (2).

Abstract: An orthogonal-polarization Mirau interferometric system is provided, wherein a narrow-band or broad-band incident light is split into a reference light and an inspection light with the polarizations thereof being orthogonal to each other by using a beam-splitting module, while projecting the inspection light on a measured object to form an object light, and then the object light and the reference light are combined to form a combined light, and thereafter, an analyzer is utilized to modulate the polarizations and the intensities of the two lights for making the two lights interfere with each other and thus create an interference pattern. The polarization of the object light and that of the reference light can be adjusted by using an analyzer to become orthogonal to each other, and the intensities of the object light and the reference light can be adjusted to about the same for producing an interference pattern with high contrast.

Abstract: A self-compensating hydrostatic planar bearing device comprises: a flow restrictor, disposed on a slide-table, having a flexible supporting unit extendedly formed on an end thereof; a first chamber, formed on another end of the flow restrictor opposite to that of the flexible supporting unit for communicating with a pipe disposed penetrating through the flow restrictor; and a second chamber, formed between the supporting unit and the slide-table for communicating with the first chamber through a communication hole. Operationally, when the load is changing, the pressure to the first chamber will be changing accordingly while the pressure change will be transferred to the second chamber through the communication hole for causing the flexible supporting unit to deform and thereby further causing the volume of the first chamber to change so that the pressure of the first chamber is consequently changed therewith and thus accomplishes a self-compensating process of the bearing's stiffness.

Abstract: A speech detection method is presented, which includes the following steps. A first voice captured device samples a first signal and a second voice captured device samples a second signal. The first voice captured device is closer to a speech signal source than the second voice captured device. A first energy corresponding to the first signal within an interval is calculated, a second energy corresponding to the second signal within the interval is calculated, and a first ratio is calculated according to the first energy and the second energy. The first ratio is transformed into a second ratio. A threshold value is set. It is determined whether the speech signal source is detected by comparing the second ratio and the threshold value.

Abstract: This invention provides an imaging lens system in order from an object side to an image side including a first lens element having a convex object-side surface and a concave image-side surface, a second lens element with positive refractive power having its object-side and image-side surfaces being aspheric, a third lens element with negative refractive power having its object-side and image-side surfaces being aspheric and at least one inflection point formed on one of the two surfaces, and an aperture stop disposed between the first lens element and the second lens element. There are three lens elements with refractive power in this system.

Abstract: An image-based vehicle maneuvering assistant method and system are provided in the present invention, in which images captured by a single image sensing device is processed to determine the changes with respect time by a controller having capability of image processing and identification and distance estimation in image space for providing a complete assisting image-information while the carrier is maneuvering. By means of the presented method of the presented invention, the system is capable of generating track of the carrier, view point transformation, and identifying the characteristic object in the image so as to performing the distance estimation. The present invention may be utilized and applied in different kinds of carrier type to solve the problem of guiding of carrier maneuvering, and assist the carrier lane changing, parking assistance and blind spot detection.

Abstract: In one aspect, the present invention relates to a device quantifying absolute amounts of ingredients of a plume. In one embodiment, the device comprises a source for emitting a beam of light and transmitting the emitted light through the plume to a surface on which the transmitted light is scattered, a detector for acquiring an image of the exhaust plume, the acquired image containing information of absorption of the scattered light scattered from the surface, and a processor for processing the acquired image to determine an absolute amount of at least one of components of the exhaust plume.

Abstract: An extensible management server (XMS) is disclosed that includes a management interface, a scripting engine, and a data store having management scripts and a management class library stored therein. The management interface provides functionality for receiving and responding to commands received from a management application to execute management scripts, add management scripts, delete management scripts, edits management scripts, and provide a listing of management scripts. The management scripts include functionality for retrieving and setting management data on managed computers. The management scripts are configured to utilize classes contained in the management class library to perform the actual interaction with the managed server computers for retrieving or setting management data.

Abstract: This invention provides an image capturing lens system comprising, in order from an object side to an image side: a first lens element with negative refractive power having a concave image-side surface; a second lens element with positive refractive power having a convex image-side surface; a third lens element with positive refractive power, at least one of the two surfaces thereof being aspheric; a fourth lens element with negative refractive power, both the two surfaces thereof being aspheric; and a stop disposed between the first and third lens elements, wherein there are four lens elements with refractive power.