Abstract: A system is provided for detecting a liquid sample, and includes: a flow cell assembly formed with a sample receiving space therein, and inlet and outlet channels extending to the sample receiving space for guiding the liquid sample into and away from the sample receiving space; a sensor device including a sample detecting unit that is disposed in the sample receiving space, and that is operable to detect the liquid sample and to generate a detection signal accordingly, and a signal conducting unit that is connected electrically to the sensor device for conducting the detection signal therefrom; and a liquid introducing unit and a liquid discharging unit coupled to the inlet and outlet channels and cooperating therewith to form an introducing path and a discharging path for introducing the liquid sample into and for discharging the liquid sample from the sample receiving space, respectively.

Abstract: A slide mechanism includes a fixing plate, a slide plate, and a slide assembly. The fixing plate defines a slide groove and forms a pair of slide rails on opposite sides of the slide groove. The slide plate is positioned on the fixing plate. The slide assembly is positioned between the fixing plate and the slide plate and is allowed an assisted back and forth movement on the slide assembly, and a rotation subjected to friction at the front end of the slide assembly and the slide plate.

Abstract: A package substrate is disclosed. The package substrate includes a substrate body having a conductive portion, a plurality of insulation portions and two surfaces opposing to each other; and a plurality of bonding layers for heat dissipation formed on the two surfaces of the substrate body, conducted via the conductive portion and separated from one another by the insulation portions. A method for forming the package substrate is also disclosed.

Abstract: A hinge assembly includes a sleeve, a rotation shaft, and a sealing subassembly. The rotation shaft is partially received in the sleeve. The sealing subassembly seals the sleeve. The sleeve defines a pivot hole, and an inner side wall defining the pivot hole defines a restricting portion. The rotation shaft has a shaft portion and a buffer portion extending from a side wall of the shaft portion. The shaft portion is received in the pivot hole of the sleeve, and the buffer portion is received in the restricting portion of the sleeve. Damping oil is used between the inside of the sleeve and the rotation shaft.

Abstract: A slide mechanism includes a fixing plate, a slide plate, and a slide assembly. The fixing plate defines a slide groove and forms a pair of slide rails on opposite sides of the slide groove. The slide plate is positioned on the fixing plate. The slide assembly is positioned between the fixing plate and the slide plate and is allowed an assisted back and forth movement on the slide assembly, and a rotation subjected to friction at the front end of the slide assembly and the slide plate.

Abstract: A hinge mechanism includes two pivot shafts, two rotating shafts, a first connection member, a second connection member, two main gears, two transmission gears, and two resilient members. The two pivot shafts are substantially parallel to each other. The two rotating shafts are parallelly positioned between the two pivot shafts. The first connection member is sleeved on the two pivot shafts and the two rotating shafts together with the second connection member. The two main gears are sleeved on the two pivot shafts respectively. The two transmission gears are respectively sleeved on the two rotating shafts together with the two resilient members, and positioned between the two main gears. Each transmission gear engages with the other transmission gear and one of the main gears. The two main gears and the two transmission gears are held between the first and second connection members.

Abstract: A hinge assembly includes a first pivot shaft, a second pivot shaft, a third pivot shaft, a first bracket, a second bracket, a first meshing wheel, a second meshing wheel, a third meshing wheel, and a transmission belt member sleeved on both the first meshing wheel and the third meshing wheel. The first pivot shaft, the second pivot shaft, and the third pivot shaft are substantially parallel. The first and second brackets are non-rotatably sleeved on the first and second pivot shafts, respectively. The third meshing wheel is disposed between the first meshing wheel and the second meshing wheel, and meshes with the second meshing wheel and the transmission belt member. An electronic device using the hinge assembly is also provided.

Abstract: A light-emitting diode (LED) packaging structure and a substrate for the packaging structure are provided. The light-emitting diode packaging structure includes a metal substrate having a first surface and a second surface opposite to the first surface, and the first surface has a concave portion with a sidewall and a bottom, allowing an anode film to be formed on the metal substrate; a plurality of electrically conductive pads formed on the bottom of the concave portion; an optical treatment layer formed on the sidewall of the concave portion; and an LED die mounted on the bottom of the concave portion and electrically connected to the electrically conductive pads. Desired electrical insulating property between any two adjacent electrically conductive pads can be obtained by the anode film formed on the metal substrate, while a good thermal conductivity of the metal substrate is maintained.

Abstract: An alloy resistor and a fabrication method thereof are provided. A fabrication method of an alloy resistor includes: providing an alloy sheet having a plurality of openings spacing apart from each other and going through the alloy sheet and a plurality of alloy resistor units located between any two adjacent openings, wherein each of the alloy resistor units has an insulating cover area and a plurality of electrode ends on both sides of the insulating cover area; forming an insulating layer on a surface of the insulating cover area of the alloy resistor units by an electrodeposition coating process; cutting the alloy along a connecting portion, so as to obtain separated alloy resistor units; and forming a conductive adhesion material on the electrode ends of the alloy resistor units. An alloy resistor having an insulating layer with a smooth surface can be obtained by performing an electrodeposition coating process.

Abstract: A hinge assembly includes a first bracket, a second bracket and a shaft assembly rotatably connecting with the first bracket and the second bracket. The shaft assembly includes a shaft and an elastic member sleeved on the shaft. The shaft extends through the first bracket and the second bracket. The first bracket has a connecting end with a protrusion, the second bracket has a connecting portion defining a curved latching slot and a passing slot communicating with the curved latching slot. The width of the curved latching slot decreases along the curved extending direction, and the width of the protrusion is substantially the same as the width of one end of the curved latching slot, and wider than the other end of the curved latching slot.

Abstract: A hinge mechanism includes a connecting member, two pivotal shafts substantially parallel to each other, two main gears, two transmission gears, and a resisting member. The connecting member sleeves on the two pivotal shafts. The two main gears non-rotatably sleeve on the corresponding two pivotal shafts, respectively. The two transmission gears are rotatably positioned between the two main gears and mesh with each other and the two main gears. The resisting member sleeves on the two main pivotal shafts and holds the two main gears and the two transmission gears together with the connecting member.

Abstract: A hinge mechanism includes a first rotation assembly, a second rotation assembly substantially parallel to the first rotation assembly, a first connection member, and a second connection member. The first and second rotation assemblies include a first and second pivoting shafts and a first and second brackets sleeved on the first and second pivoting shafts, respectively, and both the first and second brackets includes an engaging portion eccentrically formed on one end respectively thereof. The first connection member includes two pivotal portions. The pivotal portions are rotatably connected to the engaging portions of the first bracket and the second bracket, respectively. The second connection member is sleeved on the first pivoting shaft and the second pivoting shaft.

Abstract: The present invention discloses an electronic ballast with dimming control from power line sensing for a fluorescent lamp, comprising: a control voltage generator, used to generate a control voltage according to a switching count of a power line; an oscillator, used to generate an oscillating signal, wherein the oscillating signal is of a fixed frequency and has a rising voltage portion and a falling voltage portion; and a comparator, used to generate a high side gating signal according to voltage comparison of the oscillating signal and the control voltage.

Abstract: An embodiment of a hinge assembly includes a main body defining a shaft hole, a connecting shaft including an inserting end rotatably received in the shaft hole, and an expansion member forming a tapered portion and axially positioned in the shaft hole. An end surface of the inserting end toward the expansion member defines a tapered hole corresponding to the tapered portion, and the tapered portion is pressed into the tapered hole to expand the inserting end to resist the inner surface of the shaft hole, thus rotatably connecting the connecting shaft to the main body.

Abstract: The present invention discloses an electronic ballast with dimming control from power line sensing for a fluorescent lamp, comprising: a line switching sensing circuit, used to generate a switching sensing signal by performing a voltage comparison operation on a DC voltage, and generate a reset signal according to the off time of the power line; a control voltage generator, used to generate a control voltage according to the count of said switching sensing signal; a voltage controlled oscillator, used to generate an oscillating signal according to the control voltage; and a non-overlapping driver, used to generate a high side driving signal and a low side driving signal according to the oscillating signal.

Abstract: The present invention discloses an electronic ballast with dimming control from power line sensing for a fluorescent lamp, comprising: a line switching sensing circuit, used to generate a switching sensing signal by performing a voltage comparison operation on a DC voltage; an oscillating signal gating unit, used to gate an oscillating signal with a pulse signal to generate a gated oscillating signal, wherein the pulse width of the pulse signal is generated according to the switching sensing signal; and a non-overlapping driver, used to generate a high side driving signal and a low side driving signal according to the gated oscillating signal.

Abstract: The present invention discloses an electronic ballast with dimming control from power line sensing for a fluorescent lamp, comprising: a line switching sensing circuit, used to generate a switching sensing signal by performing a voltage comparison operation on a DC voltage, and generate a reset signal according to the off time of the power line; a dimming voltage generator, used to generate a dimming voltage according to a count of the switching sensing signal; and a phase-controlled non-overlapping driver, used to generate a high side driving signal and a low side driving signal for delivering a lamp current according to the dimming voltage, wherein the dimming voltage is used to generate a phase, and the phase is used to generate the lamp current.

Abstract: The present invention relates a single chip ballast controller for step-dimming of a fluorescent lamp, comprising: a counting circuit, used to generate a switching count by counting the instances where the supply voltage falls below a threshold voltage; a reference voltage generator, used to generate a reference voltage proportional to the switching count; and a gating signal generator, used to generate a high side driving signal and a low side driving signal according to an error voltage between the reference voltage and a current sensing voltage to regulate the current sensing voltage at the reference voltage, wherein the current sensing voltage is proportional to a lamp current flowing through the fluorescent lamp.

Abstract: A hinge assembly includes a first pivot shaft, a second pivot shaft, a third pivot shaft, a first bracket, a second bracket, a first meshing wheel, a second meshing wheel, a third meshing wheel, and a transmission belt member sleeved on both the first meshing wheel and the third meshing wheel. The first pivot shaft, the second pivot shaft, and the third pivot shaft are substantially parallel. The first and second brackets are non-rotatably sleeved on the first and second pivot shafts, respectively. The third meshing wheel is disposed between the first meshing wheel and the second meshing wheel, and meshes with the second meshing wheel and the transmission belt member. An electronic device using the hinge assembly is also provided.

Abstract: A power source control method for a multi-module light-emitting diode (LED) circuit includes detecting a signal characteristics value according to a plurality of switching signals, being used for controlling the conduction of currents in the plurality of lighting modules, comparing the signal characteristics value with a pre-determined value to generate a comparing result, and outputting the comparing result to an external power supply device, such that the external power supply device can adjust the voltage level of an input voltage of the multi-module LED circuit according to the comparing result.