http://www.freshpatents.com/Electricity--power-supply-or-regulation-systems-dtnewntc323.php USPTO Class 323 - Electricity: power supply or regulation systems en-us Thu, 24 Jul 2008 15:01:22 -0700 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/Power-converter-with-snubber-dt20080717ptan20080169792.php Thu, 24 Jul 2008 15:01:22 -0700 A buck or boost converter, which includes a first inductor, a controlled switch, a main diode, and an output capacitor, also includes a snubber circuit to reduce losses. The snubber circuit includes a second inductor in a path in series with the switch and main diode of the converter, a... http://www.freshpatents.com/Semiconductor-apparatus-dt20080717ptan20080169793.php Thu, 24 Jul 2008 15:01:22 -0700 The transistor for synchronous rectification is connected parallel to the transistor for rectification. A control signal is provided to a gate of the transistor for synchronous rectification so that a switching operation that is opposite to an operation of the switching transistor may be performed. The transistor for synchronous rectification... http://www.freshpatents.com/Systems-for-providing-a-constant-resistance-dt20080717ptan20080169794.php Thu, 24 Jul 2008 15:01:22 -0700 A system for providing a desired substantially constant resistance includes a first transistor interconnected between a first node and a second node. The system also includes a second transistor, the second transistor being diode connected, the first transistor and the second transistor forming a current mirror. A voltage divider is... http://www.freshpatents.com/Compensating-nmos-ldo-regulator-using-auxiliary-amplifier-dt20080717ptan20080169795.php Thu, 24 Jul 2008 15:01:22 -0700 An LDO (low dropout) regulator including a pass transistor having a first electrode coupled to produce an output voltage of the LDO regulator, a control electrode, and a second electrode coupled to receive an input voltage of the LDO regulator. An error amplifier has a first input coupled to a... http://www.freshpatents.com/Dc-dc-converter-with-adaptive-switching-parameter-adjustment-dt20080717ptan20080169796.php Thu, 24 Jul 2008 15:01:22 -0700 The present invention relates to a fully digital DC/DC automatic up/down converter circuit (10) for converting an input voltage to an output voltage of a predetermined value based on a switching operation. The switching operation comprises switching operation cycles, which comprise at least one switching operation phase. The converter is... http://www.freshpatents.com/Multi-phase-voltage-regulator-dt20080717ptan20080169797.php Thu, 24 Jul 2008 15:01:22 -0700 A multiphase voltage regulator provides a voltage to an output terminal. The voltage regulator includes N parallel switches providing respective current phases that are added together to generate a total current for a general load coupled to the output terminal. The voltage regulator also includes N inductive circuits. Each inductive... http://www.freshpatents.com/Method-for-controlling-current-in-a-load-dt20080717ptan20080169798.php Thu, 24 Jul 2008 15:01:22 -0700 One embodiment relates to a control system. The control system includes a controller configured to drive a load based on a set-point of the load. The controller is also configured to measure a load characteristic of the load and compute an average load characteristic. The controller is further configured to...