Patent application number | Description | Published |
20110254648 | MOVABLE TRANSFORMER EMBEDDED INTO AN OPENING OF A PCB AND A METHOD OF INSTALLING THE SAME - A movable transformer embedded into an opening of a PCB includes a first bobbin unit, a second bobbin unit, a third bobbin unit, a winding unit and a magnetic unit. The second bobbin unit is electrically connected to the PCB. The third bobbin unit is electrically connected to the PCB. The winding unit is disposed around the first bobbin unit, the second bobbin unit and the third bobbin unit. The magnetic unit passes through the first bobbin unit and disposed outside the first bobbin unit. In addition, one side of the first bobbin unit is slidably mated with the second bobbin unit, another side of the first bobbin unit is slidably mated with the third bobbin unit, so that the first bobbin unit is selectively moved from one position above the opening to another position in the opening. | 10-20-2011 |
20110255308 | SYSTEM, MODULE, AND METHOD FOR CONSTANT CURRENT CONTROLLING OF POWER CONVERTER - A system, a module, and a method for constant current controlling of a power converter are disclosed. The constant current controlling system includes a power converter and a constant current controlling module. The power converter has a transformer and a switching unit. The switch unit is coupled with the primary coil of the transformer. The constant current controlling module is coupled with the transformer and the switching unit, for generating a discharge time and detecting a current waveform signal, before generating a control signal in order to adjust the duration of the switching period of the switching unit to ensure that an output current of the power converter may remain substantially the same. | 10-20-2011 |
Patent application number | Description | Published |
20100176775 | VOLTAGE REGULATOR - A voltage regulator includes a comparator, a first voltage output unit, a second voltage output unit, a third voltage output unit, a first switch and a second switch. The voltage regulator receives an operating voltage and a reference voltage generated by a reference voltage generator, and then outputs a corresponding output voltage. The voltage regulator of the present invention can provide an operation mode, a suspend mode and a standby mode and can be switched among these modes to provide corresponding current driving capacity for respective operation states. When in the operation mode, the voltage regulator can supply a great current. When in the suspend mode, the voltage regulator consumes less power. When in the standby mode, the voltage regulator consumes even less power. | 07-15-2010 |
20100201552 | SELF-CALIBRATION CIRCUIT AND METHOD FOR CAPACITORS - A self-calibration circuit and method for capacitors are provided. A capacitor array is calibrated to approximate a reference capacitor according to an average parameter generated by calibrating the capacitor array multiple times. Since the capacitance of the compensation capacitor required to be connected to the target capacitor in parallel is determined according to the average parameter generated by performing the calibration multiple times, the error caused by a single calibration can be reduced, and meanwhile the calibration error caused by a reference voltage error or noise is reduced. | 08-12-2010 |
Patent application number | Description | Published |
20090027299 | Multiple frequency band antenna - A multiple frequency band antenna is disclosed. The multiple frequency band antenna includes a first radiating element, a second radiating element, a third radiating element, a feeding point and ground. The second radiating element and the third radiating element are connected to the first radiating element and have a path length relatively shorter than that of the first radiating element. The feeding point is connected to the second radiating element. The ground is at least partially connected to the third radiating element and/or the first radiating element. The first radiating element, the second radiating element and the third radiating employ the common feeding point and the ground so that the first radiating element has a first frequency operating band and the second radiating element and the third radiating element have a plurality of second frequency operating bands. | 01-29-2009 |
20090312069 | PORTABLE ELECTRONIC DEVICE WITH BROADCAST ANTENNA - The present invention is related to a portable electronic device with broadcast antenna at least including a main body having a battery accommodating space; a cover having a battery area corresponding to the battery accommodating space of the main body, wherein the shape and size of the cover are adapted to cover the battery accommodating space and the cover is separablely assembled with the corresponding outer edge of the battery accommodating space of the main body; and a broadcast antenna, disposed on the inner surface of the cover other than the battery area for unidirectionally receiving broadcasting signals in a first frequency band. | 12-17-2009 |
20100013713 | MULTIPLE FREQUENCY BAND ANTENNA - A multiple frequency band antenna includes a common connecting element, a first radiating element, a second radiating element, a common feeding point and a common ground terminal. The common connecting element includes a connecting part and a turning part, which are arranged in different planes. The first radiating element is connected with the connecting part of the common connecting element. The second radiating element is connected with the turning part of the common connecting element. The second radiating element has a longer path length compared with the first radiating element. A combination of the common connecting element and the first radiating element is configured to transmit and receive wireless signals in a first frequency band. A combination of the common connecting element and the second radiating element is configured to transmit and receive wireless signals in a second frequency band. | 01-21-2010 |
Patent application number | Description | Published |
20140076521 | BIDIRECTIONAL HEAT DISSIPATION STRUCTURE - A bidirectional heat dissipation structure includes a base, a plurality of heat pipes and a heat sink having a plurality of cooling fins. The cooling fins are installed with an interval apart on the heat pipes and stacked onto the base, and each cooling fin includes at least one guide slat. When assembled, a horizontal diversion channel is formed between the cooling fins, and the guide slats form a downward diversion channel. When used, a portion of the wind current dissipates the heat of the heat sink through the horizontal diversion channel, and the other portion of the wind current blows downwardly through the downward diversion channel to dissipate the heat around the electronic device directly, so as to enhance the heat dissipation efficiency significantly. | 03-20-2014 |
20140078737 | ACTIVE HEAT DISSIPATING LIGHT EMITTING DIODE ILLUMINATION LAMP - An active heat dissipating LED illumination lamp includes a substrate holder, at least one LED illumination assembly, a plurality of heat pipes and a heat sink module. The LED illumination assembly is installed on a side of the substrate holder, and the heat pipes and the heat sink module are installed on the other side of the substrate holder, and a plurality of first diversion channels is formed between the heat pipes, and each heat dissipating fin has at least one ventilation hole occupying 12%˜60% of the total area to form a second diversion channel, and a second interval is defined between the bottom of the heat sink module and the substrate holder. When the heat generated by the LED illumination assembly is provided for performing heat conduction, the heat is guided actively to the second diversion channel to perform heat convection. | 03-20-2014 |
20140268798 | LED BAY LIGHT - An LED bay light includes a heat pipe module, a light condenser and at least one LED light emitting module. The heat pipe module is coupled to a side of the light condenser, and both are made of a thermally conductive material. The light condenser includes a top plate and at least one reflecting plate. The LED light emitting module is installed on a side of the top plate and covered by an inner side of the reflecting plate, and the inner side of the reflecting plate is coated with a color layer. The LED bay light dissipates heat produced from the LED light emitting module by the heat pipe module and the light condenser simultaneously to improve the heat dissipation efficiency effectively, and the light of the LED bay light can change its color through the reflection from the reflecting plate or the color layer. | 09-18-2014 |
Patent application number | Description | Published |
20110042586 | RADIOACTIVITY MEASURING APPARATUS WITH ROTATING STAGE FOR WASTE DRUMS - A radioactivity measuring apparatus with a rotating stage for waste drums is provided, which includes a case, a plurality of radioactive counters, a rotation unit, and a control unit. The case has an opening and an accommodating space in communication with the opening. A shielding gate is connected to one side of the opening. The plurality of radioactive counters is disposed in the accommodating space, and used for detecting a radioactive counting associated with a sample. The rotation unit is disposed at a wall on a side of the shielding gate corresponding to the opening, and used for supporting the sample. The control unit is electrically connected to the rotation unit and the plurality of radioactive counters, and used for controlling the rotation unit to rotate by a control signal, so as to enable the sample to rotate within the accommodating space. | 02-24-2011 |
20120271562 | METHOD OF ENERGY SPECTRUM ANALYSIS FOR SODIUM IODIDE (NaI) DETECTOR - The present invention relates to a method of energy spectrum analysis for sodium iodide (NaI) detector, by which an energy spectrum characteristic obtained from a sodium iodide (NaI) detector is analyzed and used for establishing a system capable of qualitative nuclide identification and activity determination that can be adapted in applications of waste clearance management. | 10-25-2012 |
20140365173 | Method for Acquiring Nuclide Activity with High Nuclide Identification Ability Applicable to Spectroscopy Measured from Sodium Iodide Detector - A method for acquiring a nuclide activity with high nuclide identification ability applicable to a spectroscopy measured from sodium iodide detector is described. In performing this, an electronic impulse signal received by the sodium iodide detector is transformed into a spectroscopy. Then, the resulting spectroscopy is analyzed in characteristics with some previous calculations. The analysis result provides an assistance in establishing a system capable of identifying a nuclide and calculating the activity of the nuclide, which not only features an excellent nuclide identification ability but also presents a fantabulous reconstruction result. Thereby the present invention may be used for establishing a system capable of qualitative nuclide identification and activity determination that can be adapted in applications of waste clearance management. | 12-11-2014 |