| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 327531000 | Fluctuating or AC source with rectifier or filter | 11 |
| 20100207682 | VOLTAGE CONVERSION CIRCUIT - A voltage conversion circuit with reduced power consumption can be used for a power supply device ( | 08-19-2010 |
| 20100321097 | POWER SUPPLY CIRCUIT FOR SATA CONTROL CHIP - A power supply circuit includes a first power circuit having a first power output terminal and a first ground output terminal, a second power circuit having a second power output terminal and a second ground output terminal, and a SATA control chip having a first input terminal, a second input terminal, a third input terminal, and a fourth input terminal. The first power circuit comprises a first filter circuit. The second power circuit comprises a second filter circuit. The first power output terminal, first ground output terminal, second power output terminal, and second ground output terminal are electrically coupled to the SATA control chip via the first input terminal, second input terminal, third input terminal, and fourth input terminal respectively. The first and second power circuits provide power to the SATA control chip via the first and second filter circuits respectively. | 12-23-2010 |
| 20110267138 | Synchronous rectifier circutits - This invention relates in Synchronous Rectifier Circuits, comprises: AC input terminal, switch, driving circuit, protect opposite current circuit and a load, to improved conventional Synchronous Rectifier Circuits, can be achieve rectify function. | 11-03-2011 |
| 20130027119 | System Incorporating Power Supply Rejection Circuitry and Related Method - A system and method providing power supply rejection. One embodiment provides for power supply rejection in PLL or DLL circuitry. First subcircuitry provides second subcircuitry a supply voltage which is a filtered version of power from an external source. The first subcircuitry includes a first field effect transistor and a first low pass filter coupled to receive a signal from the external power source during operation of the second subcircuitry. The filter is coupled to provide a filtered version of the power source signal to the gate of the first transistor, so that when a first source/drain region of the first transistor is connected to receive power from the external source and the gate of the first transistor receives the filtered version of the power source signal, the second source/drain region of the first transistor provides a first modified version of the power received from the external source. | 01-31-2013 |
| 20130069709 | AC POWERED LOGIC CIRCUITS AND SYSTEMS INCLUDING SAME - AC powered logic circuits and systems including same are disclosed. According to one aspect, a system including a logic circuit powered using an alternating current (AC) power source includes at least one supply transistor connected to receive voltages of opposite phases from an AC power source such that the at least one supply transistor is strongly on during a first phase of the voltage of the AC power source and is strongly off during a second phase opposite the first phase of the voltage of the AC power source and at least one logic circuit connected to be powered by the AC power source through the at least one supply transistor and producing an output at an output terminal responsive to an input received at an input terminal. | 03-21-2013 |
| 20160072481 | APPARATUS AND METHOD FOR HYBRID DIFFERENTIAL ENVELOPE DETECTOR AND FULL-WAVE RECTIFIER - A first and second hybrid envelope detector and full-wave rectifier is provided. The first hybrid envelope detector and full-wave rectifier includes a first P-channel Field Effect Transistor (PFET); a second PFET; a first N-channel Field Effect Transistor (NFET); a second NFET; a third NFET; a fourth NFET; a fifth NFET; a controller; a variable transistor; and a variable capacitor. The second hybrid envelope detector and full-wave rectifier includes a first N-channel Field Effect Transistor (NFET); a second NFET; a first P-channel Field Effect Transistor (PFET); a second PFET; a third PFET; a fourth PFET; a fifth PFET; a controller; a variable transistor; and a variable capacitor. | 03-10-2016 |
| 327532000 | With particular filter circuit | 5 |
| 20140184315 | PARALLELING OF ACTIVE FILTERS WITH INDEPENDENT CONTROLS - A parallel filter arrangement with at least two filters supplying current in line side sensing configuration and a number of sensors for measuring current. The sensors are used to determine the amount of current being supplied by the filters and the amount of current being supplied by a source. The filters adjust their supplied current in order to reduce or eliminate the amount of reactive or harmonic current being supplied by a source. | 07-03-2014 |
| 20150333613 | PARALLELING OF ACTIVE FILTERS WITH INDEPENDENT CONTROLS - A parallel filter arrangement with at least two filters supplying current in line side sensing configuration and a number of sensors for measuring current. The sensors are used to determine the amount of current being supplied by the filters and the amount of current being supplied by a source. The filters adjust their supplied current in order to reduce or eliminate the amount of reactive or harmonic current being supplied by a source. | 11-19-2015 |
| 20150333614 | PARALLELING OF ACTIVE FILTERS WITH INDEPENDENT CONTROLS - A parallel filter arrangement with at least two filters supplying current in line side sensing configuration and a number of sensors for measuring current. The sensors are used to determine the amount of current being supplied by the filters and the amount of current being supplied by a source. The filters adjust their supplied current in order to reduce or eliminate the amount of reactive or harmonic current being supplied by a source. | 11-19-2015 |
| 20150333615 | PARALLELING OF ACTIVE FILTERS WITH INDEPENDENT CONTROLS - A parallel filter arrangement with at least two filters supplying current in line side sensing configuration and a number of sensors for measuring current. The sensors are used to determine the amount of current being supplied by the filters and the amount of current being supplied by a source. The filters adjust their supplied current in order to reduce or eliminate the amount of reactive or harmonic current being supplied by a source. | 11-19-2015 |
| 20160087602 | ADAPTIVE FEEDBACK FOR POWER DISTRIBUTION NETWORK IMPEDANCE BARRIER SUPPRESSION - An adaptive feedback circuit may include: a filter having a first terminal coupled to a first power supply line and a second terminal coupled to a second power supply line, the filter configured to output a high-frequency signal that is transmitted between the first and second power supply lines; an amplifier configured to receive the high-frequency signal output from the filter and generate an amplified high-frequency signal at an output of the amplifier; and a capacitor having a first terminal coupled to the first power supply line and a second terminal coupled to the output of the amplifier. The capacitor is configured to receive the amplified high-frequency signal, and the amplified high-frequency signal generated by the amplifier controls a voltage applied between the first terminal and the second terminal of the capacitor. | 03-24-2016 |
