Abstract: A lighting apparatus comprises: a board, a plurality of light-emitting units disposed on the board, and a package structure enclosing all of the light-emitting units and having a volume less than 5000 mm3. The lighting apparatus has a light intensity greater than 150 lumens.

Abstract: A sputtering target is provided that includes a planar backing plate and a target material formed over the planar backing plate and including an uneven sputtering surface including thick portions and thin portions and configured in conjunction with a sputtering apparatus such as a magnetron sputtering tool with a fixed magnet arrangement. The uneven surface is designed in conjunction with the magnetic fields that will be produced by the magnet arrangement such that the thicker target portions are positioned at locations where target erosion occurs at a high rate. Also provided is the magnetron sputtering system and a method for utilizing the target with uneven sputtering surface such that the thickness across the target to become more uniform in time as the target is used.

Abstract: A transmitting device includes a transmitting chain, a configurable power amplifier device and an impedance tuning circuit. The transmitting chain is arranged to generate a radio frequency signal. The configurable power amplifier device is arranged to support at least a first power amplifier configuration and a second power amplifier configuration, wherein the configurable power amplifier device employs the first power amplifier configuration to receive and amplify the radio frequency signal when the transmitting device is operated in a first operation mode, and employs the second power amplifier configuration to receive and amplify the radio frequency signal when the transmitting device is operated in a second operation mode. The impedance tuning circuit is arranged to adjust an output impedance of the configurable power amplifier device employing the second power amplifier configuration when the transmitting device is operated in the second operation mode.

Abstract: A gas stove with flame detection comprises a switch module, a flame detection module and a processing module. The switch module generates an ignition signal when a gas stove flame is lit. The flame detection module generates a first light wave signal when the flame detection module detects light wave having wavelengths of about 400 nm to 500 nm, and the flame detection module generates an second light wave signal when the flame detection module detects light wave having wavelengths of about 600 nm to 780 nm. The processing module turns on an air drafting device and an alarm device when the processing module receives the first light wave signal and the second light wave signal at the same time or only receives the second light wave signal.

Abstract: A holder stand includes an adjustable support arm assembly, a holder member pivotally connected to one end of the support arm assembly by a ball-and-socket joint for holding a mobile electronic device, a base member defining a position-limited groove and two retaining holes at two opposite sides of the position-limited groove, and a mating connection block assembly including a housing pivotally connected to an opposite end of the support arm assembly and detachably insertable into the position-limited groove of the base member, two spring members mounted in the housing and two press members coupled to two opposite lateral sides of the housing and respectively forced by the spring members into engagement with the retaining holes of the base member to releasably lock the mating connection block assembly to the base member.

Abstract: A substance delivery device comprises a substrate, a plurality of dissolvable supporting structures and a plurality of carriers. The substrate attaches to a tissue. The dissolvable supporting structures are disposed on the substrate. The carriers are disposed on the dissolvable supporting structures and encapsulating substances. The present invention further provides a substance delivery method. The substance delivery device and the substance delivery method of present invention is advantageous for providing sustained release effect and rising the applicability of transdermal or transmucosal delivery techniques.

Abstract: Disclosed herein are rouging methods and devices for a flip-chip package. The flip chip includes several outer pads and several inner pads. The routing method includes: setting an outer sequence based on the arrangement order of the outer pads; setting several inner sequences based on the connection relationships between inner pads and the outer pads; calculating the longest common subsequence of each inner sequence and the outer sequence, defining the connection relationships between the inner pads and the outer pads corresponding to the longest common subsequence as direct connections, and defining the connection relationships between the inner pads and the outer pads that do not correspond to the longest common subsequence as detour connections; establishing the routing scheme of the flip chip based on the connection relationships between the inner pads and the outer pads.

Abstract: Disclosed herein are rouging methods and devices for a flip-chip package. The flip chip includes several outer pads and several inner pads. The routing method includes: setting an outer sequence based on the arrangement order of the outer pads; setting several inner sequences based on the connection relationships between inner pads and the outer pads; calculating the longest common subsequence of each inner sequence and the outer sequence, defining the connection relationships between the inner pads and the outer pads corresponding to the longest common subsequence as direct connections, and defining the connection relationships between the inner pads and the outer pads that do not correspond to the longest common subsequence as detour connections; establishing the routing scheme of the flip chip based on the connection relationships between the inner pads and the outer pads.

Abstract: A method for filtering signals of a touch sensitive device is used to judge whether or not a touch signal output from a touch sensitive device is noise by utilize the arrangement pattern of sensing areas. If the sensing areas corresponding to the touch signal are arranged partially conforming to a noise arrangement pattern the touch signal will be discarded. The present invention uses a scheme of comparing the arrangement diagram of a touch signal with a plurality of noise arrangement patterns to decide whether or not to discard the touch signal so as to increase the accuracy and the stability of a capacitive touch sensitive device.

Abstract: Disclosed herein are rouging methods and devices for a flip-chip package. The flip chip includes several outer pads and several inner pads. The routing method includes: setting an outer sequence based on the arrangement order of the outer pads; setting several inner sequences based on the connection relationships between inner pads and the outer pads; calculating the longest common subsequence of each inner sequence and the outer sequence, defining the connection relationships between the inner pads and the outer pads corresponding to the longest common subsequence as direct connections, and defining the connection relationships between the inner pads and the outer pads that do not correspond to the longest common subsequence as detour connections; establishing the routing scheme of the flip chip based on the connection relationships between the inner pads and the outer pads.

Abstract: A high-linearity testing stimulus signal generator comprises a signal collection unit receiving an input current signal, a waveform conversion unit connecting with the signal collection unit, a first voltage-to-current conversion unit connecting with the waveform conversion unit, a delay unit connecting with the waveform conversion unit, a second voltage-to-current conversion unit connecting with the delay unit, a current comparison unit connecting respectively with the first voltage-to-current conversion unit and the second voltage-to-current conversion unit, an error calculation unit connecting with the current comparison unit, and a compensation unit connecting with the error calculation unit. The above-mentioned structure forms a feedback mechanism to perform compensation adjustment to promote the linearity of the output signals. Thus, the present invention can generate high-accuracy testing stimulus signals.

Abstract: A laminate includes a base layer being made from one of woven fabrics, knitted fabrics, and non-woven fabrics, and having two surfaces, and a thin film layer made of a polyvinyl butyral-based composition and covering one of the two surfaces of the base layer. An article for daily use, at least one part of which is made of the laminate, is also disclosed.

Abstract: A signal converter equipped with an overvoltage protection mechanism includes a pulse width modulation unit, a timing processing unit, an overvoltage detection unit, a pulse width control unit and a multi-level conversion unit. The pulse width modulation unit converts an analog signal into a pulse signal. The timing processing unit converts the pulse signal into a digital signal and outputs the digital signal to the overvoltage detection unit. When the digital signal is higher than the maximum limitation or less than the minimum limitation, the overvoltage detection unit outputs an over-threshold signal to the pulse width control unit to allow the pulse width modulation unit to perform feedback adjustment and prevent the multilevel conversion unit connected to the timing processing unit from causing burnout of downstream circuits because the multilevel conversion unit outputs maximum power intensity of signal over a long time.

Abstract: A sputtering target is provided that includes a planar backing plate and a target material formed over the planar backing plate and including an uneven sputtering surface including thick portions and thin portions and configured in conjunction with a sputtering apparatus such as a magnetron sputtering tool with a fixed magnet arrangement. The uneven surface is designed in conjunction with the magnetic fields that will be produced by the magnet arrangement such that the thicker target portions are positioned at locations where target erosion occurs at a high rate. Also provided is the magnetron sputtering system and a method for utilizing the target with uneven sputtering surface such that the thickness across the target to become more uniform in time as the target is used.

Abstract: A signal converter with an overcurrent protection mechanism comprises a pulse width modulation (PWM) unit, a timing processing and multi-level conversion unit, an overcurrent detection unit, and a pulse width control unit. The PWM unit converts an analog signal into a pulse signal. The timing processing and multi-level conversion unit receives the pulse signal and converts the pulse signal into a multi-level digital signal. The overcurrent detection unit has a reference voltage terminal outputting a reference voltage. The overcurrent detection unit receives the multi-level digital signal and converts the multi-level digital signal into a detection voltage. The pulse width control unit compares the detection voltage with the reference voltage and outputs a control signal to the PWM unit. Thereby is formed a feedback mechanism to adjust the output voltage and prevent the succeeding circuit from being damaged caused by overcurrent of the pulse signal.

Abstract: A high-linearity testing stimulus signal generator comprises a signal collection unit receiving an input current signal, a waveform conversion unit connecting with the signal collection unit, a first voltage-to-current conversion unit connecting with the waveform conversion unit, a delay unit connecting with the waveform conversion unit, a second voltage-to-current conversion unit connecting with the delay unit, a current comparison unit connecting respectively with the first voltage-to-current conversion unit and the second voltage-to-current conversion unit, an error calculation unit connecting with the current comparison unit, and a compensation unit connecting with the error calculation unit. The above-mentioned structure forms a feedback mechanism to perform compensation adjustment to promote the linearity of the output signals. Thus, the present invention can generate high-accuracy testing stimulus signals.

Abstract: Disclosed herein are rouging methods and devices for a flip-chip package. The flip chip includes several outer pads and several inner pads. The routing method includes: setting an outer sequence based on the arrangement order of the outer pads; setting several inner sequences based on the connection relationships between inner pads and the outer pads; calculating the longest common subsequence of each inner sequence and the outer sequence, defining the connection relationships between the inner pads and the outer pads corresponding to the longest common subsequence as direct connections, and defining the connection relationships between the inner pads and the outer pads that do not correspond to the longest common subsequence as detour connections; establishing the routing scheme of the flip chip based on the connection relationships between the inner pads and the outer pads.

Abstract: A quasi-resonant inverter control system includes a mains zero-crossing detection circuit and a controller. The mains zero-crossing detection circuit is operable to detect a plurality of zero-crossing points of an input alternating-current voltage and output a zero-crossing detection signal based on the zero-crossing points. The controller is operable to control a plurality of burst mode period and receives the zero-crossing detection signal. Each of the burst mode periods includes a working duration and a non-working duration. Each of the working durations includes a start point and an end point. The controller is operable to determine the start points and the end points of the working durations based on the zero-crossing detection signal and outputs a control signal based on the start points and the end points of the working durations. An electric heating device and a method for controlling the quasi-resonant inverter are also disclosed herein.

Abstract: The present invention discloses a multi-level output signal converter, which is connected to an audio amplifier. The audio amplifier comprises a comparing/measuring device, an encoder and an output unit. The multi-level output signal converter comprises a timing processing unit and a multi-level converter. The timing processing unit is connected to the comparing/measuring device and the encoder. The timing processing unit includes a plurality of flip-flops and a timing summing element. The flip-flop receives a first signal from the comparing/measuring device and outputs the first signal to the timing summing element. The encoder converts the first signal into a second signal. The multi-level converter is connected to the encoder and the output unit. The encoder transmits the second signal to the multi-level converter, and the multi-level converter thus outputs a third signal to the output unit.

Abstract: A method for testing a digital to analog converter, which operates in an undersampling environment, wherein signals of a tested DAC and a signal generator are modulated by a PWM device and then processed by a digital processing circuit to generate a digital signal, whereby is formed a low-speed equivalent ADC. The signal generator is provided by uniform-distribution random test patterns, and the signal generator generates an uniform-distribution random analog signal to the equivalent ADC. Thereby, the test error caused by the non-ideality of the signal generator is corrected, and the tested circuit can work in a full speed.