Abstract: A liquid crystal display includes a source driver, for generating a pixel data voltage, a gate driver, for generating a scanning signal voltage, and a plurality of pixel units. Each pixel unit includes a switch unit for delivering the pixel data voltage upon receiving the scanning signal voltage, a pixel electrode electrically coupled to the switch unit, a first electrode for supplying a first common voltage, a second electrode for supplying a second common voltage, a liquid crystal capacitor electrically coupled between the first electrode and the pixel electrode for driving liquid crystal layer in response to the pixel data voltage and the first common voltage, and a storage capacitor electrically coupled between the pixel electrode and the second electrode.

Abstract: An intravenous catheter device having features to aid a user in hooding the beveled portion of an introducer needle during the catheterization process. An intravenous catheter device is modified to include a biasing arm capable of advancing a portion of the catheter device to cause a beveled portion of an introducer needle to be hooded within an interior lumen of the catheter tube. The dimensions of the biasing arm and various other interacting surfaces of the catheter device are configured to achieve effective hooding of the needle tip while avoiding overhooding or underhooding inaccuracies.

Abstract: An image pickup system includes a base, a frame, an image pickup device, a receiving structure, a marking element and a switching element. The frame is connected to the base. The image pickup device is disposed on the frame. The receiving structure is disposed in the base. The frame is rotatable with respect to the base, so that the image pickup device is moved to an optimal shooting position. The marking element indicates that the image pickup device is at the optimal shooting position. When the switching element is triggered, the target object placed in the receiving structure will be shot by the image pickup device.

Abstract: Disclosed is a power converter including a switching circuit; a transformer having a primary winding connected to the switching circuit and a secondary winding; a main control circuit connected to the switching circuit for outputting a main control signal to manipulate the switching circuit; at least one synchronous rectifier connected to the secondary winding; at least one current transformer connected to the synchronous rectifier for outputting a detecting signal according to a current flowing through the synchronous rectifier; and at least one synchronous rectification control circuit connected to a control terminal of the synchronous rectifier, the current transformer, and a control terminal of the switching circuit for receiving the detecting signal and the main control signal for manipulating the synchronous rectifier.

Abstract: A four-stroke, piston-powered internal explosion (“IE”) engine for providing power output through a rotating crankshaft. The IE engine includes an engine block having power cylinders formed therein for receiving working pistons, bearing means for supporting the crankshaft, and a crankshaft supported within the bearing means having an output end extending outside of the engine block and a plurality of offset power cranks. The IE engine further includes connecting rods operably coupled to the power cranks and configured to transfer power from the working pistons to rotate the crankshaft, and working pistons that are received into the power cylinders and operably coupled to the power cranks. Each working piston has a head end positioned adjacent to a cylinder head to form a compression chamber and is configured to receive power from an explosion of a compressed volume of air/fuel mixture located within the compression chamber, and to transfer the received power to the connecting rods.

Abstract: Methods to manufacture metal nanopins and metal oxide nanopins are disclosed. Metal nanopins are fabricated on a metal foil by capillaritron plasma source dry etching. The aspect ratio and the density of metal nanopins are controlled by adjusting the temperature of the metal foil during ion beam dry etching. The end radius of metal nanopins less than 10 nm and the aspect ratio of metal nanopins between 25 and 30 can be achieved. Besides, metal oxide nanopins are fabricated by ion implantation and thermal oxidation. The metal foil is implanted with ions and then thermally oxidized to form the metal oxide nanopins. It shows that the metal oxide nanopins fabricated with oxygen implantation exhibit better field emission properties.

Abstract: An inductor includes a base and a winding assembly. The base includes an outer frame, a middle part and a connecting part. The outer frame has a first upper surface. The middle part has a second upper surface. The connecting part is connected with the outer frame and the middle part and has a third upper surface. The connecting part, the outer frame and the middle part collectively define a receptacle. The winding assembly is accommodated within the receptacle. The second upper surface of the middle part is disposed at a higher level with respect to the first upper surface of the outer frame. A first height is defined by the level difference between the second upper surface and the third upper surface. A second height of the winding assembly is smaller than the first height, so that a fourth upper surface of the winding assembly is disposed at a lower level with respect to the second upper surface after the winding assembly is accommodated within the receptacle.

Abstract: Systems and methods for accelerating tissue processing by treating tissue samples and one or more tissue processing agents with infrasonic vibrations are discussed. Some non-limiting examples of tissue processing agents include a tissue fixative, dehydrating agent, clearing agent, impregnating agent, embedding agent, tissue stain, enzyme, or another chemical that diffuses into the tissue sample when the sample is being preserved or prepared for microscopic examination. The infrasonic vibrations can have a frequency from about 10 to about 600 Hz. The infrasonic vibrations can have an amplitude that is sufficiently high, when combined with the frequency, to induce turbulent mixing of the processing agent and accelerate tissue processing. The tissue sample may optionally be vibrated with ultrasonic vibrations. The ultrasonic vibrations can have a frequency and amplitude that are sufficiently high to induce turbulent mixing of the processing agent and to accelerate tissue processing.

Abstract: A television tuner employs a triple-conversion architecture to translate VHF/UHF TV signals to various standard IF frequencies. The television tuner includes a harmonic rejection mixer, a first image rejection mixer and a second image rejection mixer. The television tuner receives a television signal. The harmonic rejection mixer up-converts the television signal into a first IF signal according to a first reference signal with a fixed frequency. The first image rejection mixer further up-converts the first IF signal into a second IF signal according to a second reference signal with a tunable frequency. The second image rejection mixer down-converts the second IF signal into a third IF signal according to a third reference signal with a tunable frequency.

Abstract: A depressible key structure includes a key frame, a keycap, and plural elastic arms. The key frame has a receiving hole. The keycap is accommodated within the receiving hole, and includes plural outer corner portions. Each of the elastic arms includes an inner fixed arm part, at least one outer movable arm part, and a corner transition part interconnected between the inner fixed arm part and the at least one outer movable arm part. The corner transition parts of the elastic arms correspond to respective outer corner portions of the keycap. Each of the inner fixed arm parts is positioned at an inner edge of a specified side of a bottom surface of the keycap. A corresponding corner transition part is protruded out of the specified side to an adjacent side along a corresponding outer corner portion. The outer movable arm part is fixed on the key frame.

Abstract: An advertising and promotion system including an electronic shopping cart display screen that provides wireless in-store advertising and promotions. In embodiments of the present invention, the advertising and promotion system includes a display unit attached to a shopping cart, a plurality of store-wide transceiver units, an audible alert component on the display unit for signaling receipt of information from the transceiver unit, a host computer for operating the advertising and promotion system, and a battery charger for powering the display unit. The display unit includes a liquid crystal display (“LCD”) panel for displaying animated graphic advertisements and other visual messages automatically exhibited in the proximity of a transceiver unit by a desired product display. The display unit may be interactive (i.e., capable of responding to user information requests and directions) or passive (i.e.

Abstract: A light source control method and a light source control device are used for controlling a light source. The light source control device includes a position detecting sensor and a microcontroller. The light source control method includes steps of generating a first signal according to an object touching a position of the position detecting sensor, and generating a control signal according to a light source adjustable parameter set corresponding to the first signal for controlling an illuminating status of the light source. The light source adjustable parameter set includes a plurality of color value components. The control signal is generated by the microcontroller according to the color value components.

Abstract: The present invention provides a receiver with low power consumption. The receiver with low power consumption adjusts the gain of the programmable gain amplifier based on the automatic gain controller and further optimizes the gain bandwidth product by current-adjusting unit. The current-adjusting unit thus adjusts the current provided for the programmable gain amplifier, e.g. operational amplifier. Therefore, the gain bandwidth product of the programmable gain amplifier is optimized and the power consumption of the receiver is effectively decreased.

Abstract: A method for measuring brightness uniformity of a panel is disclosed. The method includes steps of: dividing the panel into a plurality of areas, measuring brightness of each area, calculating each area of an average value K the brightness differences between the area and the other adjacent areas, and comparing the value K with a predetermined value. When the value K is greater than the predetermined value, it indicates that the brightness difference between the area and the adjacent areas exceeds a uniformity threshold. When the value K is smaller than the predetermined value, it indicates that the brightness difference between the area and the adjacent areas is below the uniformity threshold. The entire panel is evaluated to ensure accuracy of measuring results.

Abstract: A composite structure includes an electronic component and a supporting member. The electronic component includes a main body and a plurality of pins extended outwardly from the main body. The supporting member includes a first supporting part and a second supporting part. The first supporting part is foldable with respect to the second supporting part. The main body of the electronic component is accommodated within the first supporting part of the supporting member. The pins are accommodated with the second supporting part of the supporting member. The first supporting part is folded with respect to the second supporting part such that the pins are bent to define a bent structure.

Abstract: A program tool with a data-securing function includes a flow control center and a plurality of processing units for performing respective processing steps. The flow control center receives and transfers an encrypted input data to perform a decryption step, transfers the decrypted data to one of the plurality of processing units to perform a corresponding processing step, and further transfers the processed data to perform an encryption step.

Abstract: A probing apparatus can comprise a substrate, conductive signal traces, probes, and electromagnetic shielding. The substrate can have a first surface and a second surface opposite the first surface, and the electrically conductive first signal traces can be disposed on the first surface of the first substrate. The probes can be attached to the first signal traces, and the electromagnetic shielding structures can be disposed about the signal traces.

Abstract: A probe group can include multiple probes for testing devices having contact pads. The probes can comprise beams, contact tip structures, and mounting portions. The beams can provide for controlled deflection of the probes. The contact tip structures can be connected to the beams and can include contact portions for contacting with the devices. The mounting portions of the beams can be attached to support structures, which can be arranged in a staggered pattern. The beams located in a first row of the staggered pattern can include narrowing regions that lie substantially in line with the mounting portions of a second row of the beams.

Abstract: A portable mouse includes a base, a casing, an attractable element and a control module. The control module includes a keycap, a triggering element, a positioning element and a retractable mechanism. The keycap is exposed outside a surface of the casing. By depressing the keycap, the attractable element is protruded out of the base, so that the attractable element could be attached on a surface of the object.

Abstract: A bobbin structure is disclosed. The bobbin structure comprises plural modular bobbin members each connected with each other. Each modular bobbin member comprises a perforation channel, a first baffle disposed on one end of the perforation channel and placed perpendicularly to the perforation channel, and a second baffle disposed on the other end of the perforation channel and placed oppositely to the first baffle. The first baffle has a first connecting member, and the second baffle has a second connecting member. A first winding slot is disposed between the first baffle and the second baffle. The bobbin structure is formed by the engagement between the first connecting member of one modular bobbin member and the second connecting member of another connected one, wherein a second winding slot is formed between two connected modular bobbin members.