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| 20140373302 | Automatic Floor Cleaner - An automatic floor cleaner includes a cover, a base plate, a motive assembly, a driving wheel assembly, and a flat bottom plate. In use, the flat bottom plate can be attached with a dust removal sheet to mop a floor surface. When the floor cleaner hits an object, the driving wheel assembly can rotate about a vertical output axle of the motive assembly to cause the moving direction of the floor cleaner to be changed to a randomly new direction, so that the floor cleaner can escape the object to continue advancing and cleaning the floor surface. Furthermore, the floor cleaner can be mounted with a vacuum cleaning unit, so that the cleaning effect can be improved. | 12-25-2014 |
| 20150026920 | Automatic Floor Cleaning Machine - An automatic floor cleaning machine includes a base, an upper cover covering the base, a supporting seat mounted on the base, a random-turn driving unit installed on the supporting seat, and a floor cleaning plate installed on a bottom of the base. The automatic floor cleaning machine is randomly operated over a floor by the random-turn driving unit. Dedusting papers are disposed on a bottom surface of the floor cleaning plate and protruded from two sides or two corners of the base. The dedusting papers turn to sweep and kick up dust particles on the floor when the automatic floor cleaning machine is operating. Thereby, the effect of thorough cleaning of the floor can be achieved. The automatic floor cleaning machine may further include a vacuum cleaner for further enhancing the cleaning effect. | 01-29-2015 |
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| 20130280643 | REFLECTIVE MASK AND METHOD OF MAKING SAME - A reflective mask is described. The mask includes a low thermal expansion material (LTEM) substrate, a conductive layer deposited on a first surface of the LTEM substrate, a stack of reflective multilayers (ML) deposited on a second surface of the LTEM substrate, a capping layer deposited on the stack of reflective ML, a first absorption layer deposited on the first capping layer, a main pattern, and a border ditch. The border ditch reaches to the capping layer, the second absorption layer deposited inside the border ditch, and the second absorption layer contacts the capping layer. | 10-24-2013 |
| 20130337370 | PHOTOMASK AND METHOD FOR FORMING THE SAME - A photomask having a machine-readable identifying mark and suitable for manufacturing integrated circuit devices and a method for forming the photomask and identifying mark are disclosed. An exemplary embodiment includes receiving a design layout corresponding to a pattern to be formed on a photomask blank. A specification of an identifying code is also received along with the photomask blank, which includes a substrate, a reflective layer, and an absorptive layer. A first patterning is performed using the design layout. A second patterning is performed using the specification of the identifying code. | 12-19-2013 |
| 20140038086 | Phase Shift Mask for Extreme Ultraviolet Lithography and Method of Fabricating Same - A mask and method of fabricating same are disclosed. In an example, a mask includes a substrate, a reflective multilayer coating disposed over the substrate, an Ag | 02-06-2014 |
| 20140038088 | Method of Fabricating a Lithography Mask - A method of fabricating an extreme ultraviolet (EUV) mask is disclosed. The method includes providing a substrate, forming a reflective multilayer (ML) over the substrate, forming a buffer layer over the reflective ML, forming an absorption layer over the buffer layer and forming a capping layer over the absorption layer. The capping layer and the absorption layer are etched to form the EUV mask. | 02-06-2014 |
| 20140127836 | SYSTEMS AND METHODS OF LOCAL FOCUS ERROR COMPENSATION FOR SEMICONDUCTOR PROCESSES - A system and method of compensating for local focus errors in a semiconductor process. The method includes providing a reticle and applying, at a first portion of the reticle, a step height based on an estimated local focus error for a first portion of a wafer corresponding to the first portion of the reticle. A multilayer coating is formed over the reticle and an absorber layer is formed over the multilayer coating. A photoresist is formed over the absorber layer. The photoresist is patterned, an etch is performed of the absorber layer and residual photoresist is removed. | 05-08-2014 |
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| 20120242546 | ANTENNA MODULE - An antenna module is provided. The antenna module includes a radiator, a feed conductor, a ground element, a ground conductor and a short conductor. The feed conductor is connected to the radiator. The ground conductor connects the radiator to the ground element. The short conductor connects the feed conductor to the ground conductor. | 09-27-2012 |
| 20130335258 | MOBILE COMMUNICATION DEVICE - A mobile communication device including a system ground plane, an antenna, a signal distributor, a transceiver and a sensing controller is provided. The antenna converts an electromagnetic wave to a radio-frequency signal. Besides, the antenna and the system ground plane form a sensing capacitor to detect an object and generate a detecting signal accordingly. The signal distributor is electrically connected to the antenna through a first connection terminal and a second connection terminal and guides the radio-frequency signal and the detecting signal from the antenna to a third connection terminal and a fourth connection terminal. The transceiver is electrically connected to the third connection terminal and processes the radio-frequency signal. The sensing controller is electrically connected to the fourth connection terminal and determines whether the object exists around the antenna according to the sensing signal. | 12-19-2013 |
| 20140220912 | Mobile Communication Device - A mobile communication device including a main board, a flexible printed circuit board (FPCB) and a transmission line. The main board includes a central process unit (CPU) disposed on the main board for outputting and receiving a control signal, and a wireless transmitter disposed on the main board and coupled to the CPU for modulating and demodulating a wireless signal. The FPCB is coupled to the CPU to operate as an antenna for transmitting the control signal and radiating and receiving the wireless signal. The FPCB includes a transmission unit coupled to the CPU for transmitting the control signal, a radiation unit for radiating and receiving the wireless signal, and a feed point formed on the radiation unit for feeding the wireless signal to the radiation unit. The transmission line is coupled between the feed point and the wireless transmitter for transmitting the wireless signal. | 08-07-2014 |
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| 20110116657 | ELECTROSTATIC TRANSDUCER LOUDSPEAKER - An electrostatic transducer loudspeaker includes a filterless class-D amplifier to modulate an audio input signal to generate a modulated signal containing a PWM switching carrier component, and a transformer directly connected at an output side of the filterless class-D amplifier and directly connected at an input side of an electrostatic transducer, whereby the equivalent capacitance of the electrostatic transducer and the equivalent inductance of the transformer establish a resonance circuit to demodulate the modulated signal to generate an AC voltage to drive the electrostatic transducer. | 05-19-2011 |
| 20110163696 | THERMAL FOLDBACK CONTROL FOR A LIGHT-EMITTING DIODE - By monitoring the temperature of an LED and the temperature of a controller chip for the LED, a thermal foldback control is employed to gradually decrease the driving current of the LED before the LED or the controller chip is over heated, so as to prevent an over temperature protection from being triggered to shutdown the controller chip to cause the LED to undesirably flicker. | 07-07-2011 |
| 20120140958 | DRIVING CIRCUIT FOR A SOUND OUTPUTTING APPARATUS - A driving circuit for a sound outputting apparatus includes a H-bridge and a charge pump established by six switches for driving two types of loudspeakers, respectively. The six switches include two common switches to be configured in the H-bridge and the charge pump, thereby reducing the costs and circuit area of the driving circuit. | 06-07-2012 |
| 20120293082 | Light emitting device open/short detection circuit - The present invention discloses a light emitting device open/short detection circuit, which is used for detecting at least one light emitting device string open/short. Each light emitting device string has a first end and a second end, wherein the first end is coupled to a voltage supply circuit to supply electrical power to the light emitting devices. The open/short detection circuit includes: an abnormal voltage detection circuit coupled to the light emitting device strings for receiving voltages of the second ends respectively and generating an abnormal voltage detection signal; a voltage setting circuit coupled to the abnormal voltage detection circuit for setting an abnormal reference level; and a determination circuit coupled to the voltage setting circuit. When the abnormal voltage detection signal is equal to or over the abnormal reference level, the determination circuit generates an open/short detection signal for an abnormal condition detected. | 11-22-2012 |
| 20120326647 | ZERO-CROSSING DETECTION CIRCUIT AND COMMUTATION DEVICE USING THE ZERO-CROSSING DETECTION CIRCUIT - A zero-crossing detection circuit and a commutation device using the zero-crossing detection circuit are provided. The zero-crossing detection circuit is adapted into a three-phase brushless DC (direct current) motor with first to third coils. One terminal of each of the first to third coils is electrically coupled together with each other. The detection circuit comprises a first selection circuit, a second selection circuit and a comparator. The first selection circuit and the second selection circuit are both electrically coupled to another terminals of the first to third coils, to obtain first to third terminal voltages, and output one of the first to third terminal voltages according to a selection signal. The comparator is configured for comparing an output of the first selection circuit and an output of the second selection circuit, to output a comparing result. | 12-27-2012 |
| 20130038260 | METHOD AND APPARATUS FOR DYNAMICALLY ADJUSTING A DEAD TIME OF BRUSHLESS DIRECT CURRENT MOTOR DURING A PHASE CHANGE - A method and apparatus for dynamically adjusting a dead time of a BLDC motor during a phase change detect the winding current of the BLDC motor during the dead time, and terminate the dead time when the winding current is detected to be substantially or close to zero. Thus, the method and apparatus can optimize the dead time and switch the BLDC motor between two phases at a zero-current point, without reducing the maximum rotation speed of the BLDC motor. | 02-14-2013 |
| 20130093429 | BATTERY GAUGE ESTIMATION DEVICE - A battery gauge estimation device is disclosed, having an impedance element, a switch, a control circuit, a voltage detection circuit, and an estimation circuit. The impedance element is coupled between a first terminal and a second terminal of a battery, and the switch is coupled between the impedance element and the first terminal of the battery. The control circuit configures the switch to be intermittently conducted at a predetermined frequency. The voltage detection circuit detects the voltage difference between the terminals of the impedance element. The estimation circuit generates a remaining power estimation according to the detected voltage difference. | 04-18-2013 |
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| 20120027556 | SOUND FILM ADSORPTION DEVICE - A sound film adsorption device includes a bracket, which has a platform on which a sound film collect, which forms a chamber for receiving a sound film, is installed. A rotary mechanism includes a supporting post retained on the platform, a rotary plate in the form of a cantilever-shape having an end moveably coupled to the supporting post and an opposite end serving as an open end, and a spring member coupled with the supporting post to support between the platform and the rotary plate. A first absorbing mechanism includes a first vacuum generator and an absorbing head. The absorbing head has an end communicated with the first vacuum generator, and the other end extended through the open end of the rotary plate to align with the chamber of the sound film collect so as to absorb the sound film placed within the sound film collect. | 02-02-2012 |
| 20120031326 | GLUING MECHANISM - A gluing mechanism comprising a platform, a plurality of turn tables set on the platform for workpieces, a motor for driving the turn tables and a gluing device firmly set up on the platform. The gluing device comprises a forward assembly, an elevator, a panning assembly and a plurality of glue applicators. The forward assembly is set on the platform and moves along a shorter side of the platform. The elevator is set on the forward assembly and moves relative to the platform vertically. The panning assembly is set on the elevator and moves along a longer side of the platform. The glue applicators are installed on the panning assembly. The motor drives the turn tables simultaneously. The gluing mechanism of the present invention has benefits of simple structure, a high working efficiency and proceeds a precise rotary gluing process to workpieces. Therefore, an excellent gluing quality can be realized. | 02-09-2012 |
