http://www.freshpatents.com/Electricity--battery-or-capacitor-charging-or-discharging-dtnewntc320.php USPTO Class 320 - Electricity: battery or capacitor charging or discharging en-us Wed, 30 Apr 2008 12:29:27 -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-supply-circuit-of-dual-purpose-chargeable-accumulator-dt20080424ptan20080094024.php Wed, 30 Apr 2008 12:29:27 -0700 A power supply circuit of dual purpose chargeable accumulator includes a solar cell circuit comprising a plurality of solar energy boards, and a plurality of solar cells, wherein the solar cell circuit is connecting with an output detecting circuit, and the output detecting circuit is capable of detecting an output... http://www.freshpatents.com/Solar-cells-on-portable-devices-dt20080424ptan20080094025.php Wed, 30 Apr 2008 12:29:27 -0700 Solar cells are integrated into a portable device. Multiple cells are arranged on the surface of the device such that a number of solar cells may always be functional and produce a desired voltage even if the rest is obstructed. Information regarding solar cells' functions or performances can be displayed... http://www.freshpatents.com/Battery-pack-charging-system-and-method-dt20080424ptan20080094026.php Wed, 30 Apr 2008 12:29:27 -0700 A battery pack charging system comprises a charger configured to be removably coupled to at least two different battery packs each having a different regulation charge voltage associated therewith, and a charger controller configured to cause the charger to charge the at least two different battery packs to the respective... http://www.freshpatents.com/No-point-of-contact-charging-system-dt20080424ptan20080094027.php Wed, 30 Apr 2008 12:29:27 -0700 Disclosed herein is a non-contact charging system. The non-contact charging system detects a portable terminal, a battery pack or a foreign object that is placed on the pad of a non-contact charger, and effectively monitors and controls its charging state through the detection, thus preventing such a foreign object placed... http://www.freshpatents.com/Slim-battery-charger-dt20080424ptan20080094028.php Wed, 30 Apr 2008 12:29:27 -0700 A slim battery charger includes: a main charging body having a plug at the bottom end thereof; two charging grooves adapted to accommodate batteries, the charging grooves being disposed at the left and the right side of the main charging body; and a charging control circuit board having a front... http://www.freshpatents.com/Lithium-ion-battery-diagnostic-and-prognostic-techniques-dt20080424ptan20080094029.php Wed, 30 Apr 2008 12:29:27 -0700 Embodiments provide a method and a system for determining cell imbalance condition of a multi-cell battery including a plurality of cell strings. To determine a cell imbalance condition, a charge current is applied to the battery and is monitored during charging. The charging time for each cell string is determined... http://www.freshpatents.com/Light-weight-package-for-lithium-battery-dt20080424ptan20080094030.php Wed, 30 Apr 2008 12:29:27 -0700 A monitor and control circuit optimizes batteries' efficiency, monitors and provides for variable loads, and protects batteries from interacting negatively with each other. For example, the monitor and control circuit monitors the voltage and output of each of three AA-sized lithium batteries connected in parallel, connecting batteries to and disconnecting... http://www.freshpatents.com/Lithium-ion-battery-prognostic-testing-and-process-dt20080424ptan20080094031.php Wed, 30 Apr 2008 12:29:27 -0700 In accordance with various embodiments, there are systems and methods for predicting end of life of a Li-ion battery. The method can include at least one of partially charging and partially discharging a battery, measuring an open circuit voltage of the battery before and after at least one of partial... http://www.freshpatents.com/Apparatus-for-detecting-state-of-charge-of-battery-dt20080424ptan20080094034.php Wed, 30 Apr 2008 12:29:27 -0700 There is provided a battery condition detecting apparatus which comprises: means for detecting a discharging and charging current from the battery; means for detecting whether or not a negative acceleration of charging current changes in its sign from negative to zero during charging of the battery based on a result... http://www.freshpatents.com/Circuit-module-dt20080424ptan20080094032.php Wed, 30 Apr 2008 12:29:27 -0700 A disclosed circuit module includes: a substrate; a protection circuit mounted on the substrate for protecting a battery; and a charging circuit disposed on the substrate for controlling charging and discharging of the battery.... http://www.freshpatents.com/Staggered-backup-battery-charging-system-dt20080424ptan20080094033.php Wed, 30 Apr 2008 12:29:27 -0700 A battery backup system includes a control device including a power sensing device, a discharge circuit, a charging circuit, and a plurality of battery packs. A lower threshold is established representative of a minimum acceptable effective energy capacity. Each battery pack is recharged if its effective energy capacity falls below... http://www.freshpatents.com/Method-for-calculating-power-capability-of-battery-packs-using-advanced-cell-model-predictive-techniques-dt20080424ptan20080094035.php Wed, 30 Apr 2008 12:29:27 -0700 The present invention relates to a method and an apparatus for estimating discharge and charge power of battery applications, including battery packs used in Hybrid Electric Vehicles (HEV) and Electric Vehicles (EV). One charge/discharge power estimating method incorporates voltage, state-of-charge (SOC), power, and current design constraints and works for a... http://www.freshpatents.com/Control-apparatus-and-method-of-regulating-power-dt20080424ptan20080094037.php Wed, 30 Apr 2008 12:29:27 -0700 In the field of battery charging for electronic devices, it is known to employ a number of measures to avoid excessive power dissipation by a pass device in a charging system. However, many of these measures are either incompatible with linear charging regimes or add cost to the adapter and/or... http://www.freshpatents.com/Method-for-charging-rechargeable-battery-dt20080424ptan20080094036.php Wed, 30 Apr 2008 12:29:27 -0700 A method for charging a rechargeable battery by using a charge power supply that charges the rechargeable battery at constant voltage is provided. A pulse charge operation is performed at a charge process start. The charge process is stopped when current in the pulse charge operation is not greater than... http://www.freshpatents.com/Charger-and-method-of-charging-dt20080424ptan20080094038.php Wed, 30 Apr 2008 12:29:27 -0700 A charger includes input terminals whereto positive and negative voltages from a power source unit are applied, output terminals generating an output charging a secondary battery, upon being applied with the voltage from the input terminals via positive and negative power source lines, a first field effect type transistor and...