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| Number | Title | Issue Date |
| 8164310 | Battery temperature regulator incorporating casing or terminal temperature sensor A temperature regulator is provided for a battery which includes an electrode body, a terminal electrically connected to the electrode body, and a casing that receives the electrode body and supports the terminal with an end portion of the terminal protruding outsid... | 04/24/2012 |
| 8159194 | Charging apparatus including an operation inhibiting unit for inhibiting a battery circuit based on ambient temperature A charging apparatus includes: a connecting unit; a charging unit; a temperature detecting unit; and an operation inhibiting unit. The connecting unit is electrically connected to a power supply portion installed inside a vehicle. The charging unit supplies at least... | 04/17/2012 |
| 8154256 | Battery thermal event detection system using an electrical conductor with a thermally interruptible insulator A method and apparatus is provided for determining when a battery, or one or more batteries within a battery pack, undergoes an undesired thermal event such as thermal runaway. The system uses an insulated conductive member mounted in close proximity to, or in conta... | 04/10/2012 |
| 8148950 | Charging method A charging method includes first and second charging steps to charge a lithium-ion battery. In the first charging step, a temperature rise gradient of the battery is detected. A battery temperature when the battery is charged to a first predetermined capacity is pre... | 04/03/2012 |
| 8129956 | Method for measuring a temperature in an electronic device having a battery and a memory device A temperature sensing device can be embedded in a memory circuit in order to sense the temperature of the memory circuit. One oscillator generates a temperature variable signal that increases frequency as the temperature of the oscillator increases and decreases fre... | 03/06/2012 |
| 8129955 | Reset mechanism for a battery pack A battery pack may include a plurality of battery cells; a discharge switch in series with the battery cells, a temperature sensor configured to sense temperature in the battery pack, and a battery control unit adapted to receive a signal indicative of temperature f... | 03/06/2012 |
| 8120328 | Charging system, charging control program, and portable terminal A charging system of the present invention is a charging system for charging a battery mounted on a portable telephone 100, and includes a charging control unit 174 that performs supply and control of the charging electric current and the charging volt... | 02/21/2012 |
| 8098050 | Charge/discharge control device for secondary battery and vehicle equipped with the same A charge/discharge control device for a secondary battery mounted on a vehicle includes a temperature sensor detecting a temperature of a battery and a control device setting a battery power charged to and discharged from the battery base on the temperature detected... | 01/17/2012 |
| 8098051 | Temperature-based charge and discharge control for a battery A protection circuit for a battery pack, comprising: a thermistor for indicating a temperature of a cell in the battery pack; a first comparator coupled to the thermistor for determining whether the temperature has exceeded a charge cut-off temperature threshold for... | 01/17/2012 |
| 8089250 | Method and device for protecting battery of electronic device from overheating A method for protecting a battery of an electronic device from overheating is provided. The method senses the temperature of the battery and conduct an unloading action when the temperature of the battery ascends to an unloading temperature. The method further halts... | 01/03/2012 |
| 8040110 | Stress management of battery recharge, and method of state of charge estimation One or more cells are charged by measuring one or more cell parameters or changes in said cell parameters, inputting the measured cell parameter(s) or changes in cell parameters into a state of charge estimation model, obtaining a state of charge of the cell(s) from... | 10/18/2011 |
| 8035349 | Systems and methods for absorbing waste electricity from regenerative braking in hybridized vehicles The invention relates to a system for absorbing electric energy from regenerative braking. The system includes a battery, a thermoelectric module in thermally-conductive contact with the battery, a generator for generating an electric current from regenerative braki... | 10/11/2011 |
| 8035348 | Battery overheating protection circuit A battery overheating protection circuit includes a thermal resistor samples the temperature of the battery and converts the temperature into a temperature voltage, a comparison circuit compares the temperature voltage with a reference voltage for judging whether th... | 10/11/2011 |
| 7986130 | Battery module and charge and discharge method thereof A battery module and a charge/discharge method thereof are provided. The battery module comprises a cell, a charge/discharge circuit, a temperature sensing circuit and a charge/discharge speed controlling circuit. The charge/discharge circuit is coupled to the cell.... | 07/26/2011 |
| 7982437 | Automotive power supply system and method of operating same A battery control module monitors discharge voltages associated with a traction battery of an automotive vehicle. The battery control module cycles the traction battery at a discharge-voltage dependent charge/discharge profile to generate heat within the traction ba... | 07/19/2011 |
| 7956582 | Activating batteries based on environmental conditions A system measures a temperature condition of a component of a mobile communication device, determines a battery of the mobile communication device based on the measured temperature condition, activates the determined battery, activates a temperature management devic... | 06/07/2011 |
| 7952330 | Secondary battery protection circuit, battery pack and thermosensitive protection switch device A protection circuit is provided for protecting a secondary battery from overcharging and excessive discharge current by a simple circuit. The protection circuit is provided with a connection terminal (T3) for connecting the secondary battery (6); a co... | 05/31/2011 |
| 7948212 | Battery pack and charging method In a battery pack with battery charger, a circuit derives a relatively low constant current from the charge current of the battery charger, and this relatively low constant current is used to charge the battery pack when temperature is below a threshold. Otherwise, ... | 05/24/2011 |
| 7944180 | Software based thermal charging regulation loop The present invention implements a software controlled thermal feedback system for battery charging circuitry in portable devices, specifically in cellular telephones. The charging hardware block is integrated into a mixed-signal analog base-band (ABB) circuit. In a... | 05/17/2011 |
| 7944179 | Method for charging a storage element of an autonomous system The charging method comprises limiting, according to the temperature, of the power supplied to the storage element to a charging setpoint power. The energy required to charge the storage element is determined and the period during which the power resource will be av... | 05/17/2011 |
| 7944181 | Battery pack A system and method for battery protection. In some aspects, a battery pack includes a housing, a cell supported by the housing, a circuit supported by a flexible circuit board. The circuit is operable to control a function of the battery pack. ... | 05/17/2011 |
| 7928699 | Battery charging time optimization system A system for optimizing battery pack charging is provided. In this system, during charging the coupling of auxiliary systems (e.g., battery cooling systems) to the external power source are delayed so that the battery pack charge rate may be optimized, limited only ... | 04/19/2011 |
| 7911184 | Battery charging time optimization system A system for optimizing battery pack charging is provided. In this system, during charging the coupling of auxiliary systems (e.g., battery cooling systems) to the external power source are delayed so that the battery pack charge rate may be optimized, limited only ... | 03/22/2011 |
| 7893659 | Method and apparatus for amplitude limiting battery temperature spikes A method and apparatus for containing heat generated by a battery to reduce the amplitude of a temperature excursion to enhance safety in temperature critical applications, such as in implantable medical devices. The apparatus employs a heat absorber (38) clo... | 02/22/2011 |
| 7884577 | Apparatus for controlling temperature of secondary battery, vehicle battery pack, and system and program for heating secondary battery An apparatus, which controls the temperature of a secondary battery formed by combination of a plurality of single cells or a plurality of battery modules each made by series connection of multiple single cells, prevents variations in the temperature or voltage of t... | 02/08/2011 |
| 7872452 | Battery pack capacity adjusting device and method A battery pack capacity adjusting device for adjusting a capacity of a battery pack having a plurality of secondary cells includes a control circuit board and a control section. The control circuit board is installable in the battery pack, and includes a capacity ad... | 01/18/2011 |
| 7863866 | Activating batteries based on environmental conditions A system measures a temperature condition of a component of a mobile communication device, determines a battery of the mobile communication device based on the measured temperature condition, activates the determined battery, activates a temperature management devic... | 01/04/2011 |
| 7859228 | Generating method and apparatus to generate electric power by using temperature difference A generating method or apparatus can generate an electric power by using a temperature difference. The generating apparatus includes a higher temperature portion, at least one coil, a lower temperature portion, and at least one magnet. Thus, the magnet is heated or ... | 12/28/2010 |
| 7834593 | Thermal runaway protection system for a battery charger A protection system and method for a battery charger is disclosed for detecting a thermal runaway condition in a battery during charging in order to protect the battery when such a thermal runaway condition has been detected. The protection system in accordance with... | 11/16/2010 |
| 7825634 | Charge accumulating system and charge accumulating method A charge accumulating system of the present invention comprises a nonaqueous electrolyte battery unit including a nonaqueous electrolyte containing an ionic liquid, a negative electrode and a positive electrode, a temperature detector which detects an ambient temper... | 11/02/2010 |
| 7821235 | Method for measuring a temperature in an electronic device having a battery A temperature sensing device can be embedded in a memory circuit in order to sense the temperature of the memory circuit. One oscillator generates a temperature variable signal that increases frequency as the temperature of the oscillator increases and decreases fre... | 10/26/2010 |
| 7795845 | Rechargeable battery module having a cooling mechanism A rechargeable battery module includes a plurality of unit cells; and a housing in which the unit cells are mounted and in which a coolant for controlling the temperature in the housing circulates. The unit cells are disposed in the housing on a slant at a predeterm... | 09/14/2010 |
| 7791318 | Battery pack A system and method for battery protection. In some aspects, a battery pack includes a housing, a cell supported by the housing, a circuit supported by the housing and operable to control a function of the battery pack, and a heat sink in heat transfer relationship ... | 09/07/2010 |
| 7755329 | Battery charging time optimization system based on battery temperature, cooling system power demand, and availability of surplus external power A system for optimizing battery pack charging is provided. In this system, during charging the coupling of auxiliary systems (e.g., battery cooling systems) to the external power source are delayed so that the battery pack charge rate may be optimized, limited only ... | 07/13/2010 |
| 7746034 | Battery module A battery module includes unit cells and a housing for accommodating the unit cells therein, the housing having paths for circulating a cooling medium. The housing includes: a unit cell receptor for receiving the unit cells, the unit cell receptor having an inner sp... | 06/29/2010 |
| 7746033 | Secondary battery module A secondary battery module includes a unit battery aggregate having a plurality of unit batteries arranged spaced from each other; a housing adapted to receive the unit battery aggregate; and a communicating member installed inside the housing, the communicating mem... | 06/29/2010 |
| 7746035 | Battery module having simple-structure safety device Disclosed herein is a medium- or large-sized battery module having a plurality of battery cells (unit cells), wherein the battery module is constructed in a structure in which detection units for detecting physical operation state of the battery cells are mounted to... | 06/29/2010 |
| 7737665 | Multi-threshold charging of a rechargeable battery In a preferred embodiment, a battery charging system in the form of an integrated circuit (IC), incorporated in a consumer electronic device, has a charging controller, a charging current generator, a junction temperature sensor, and a device current monitor. The ju... | 06/15/2010 |
| 7733065 | Cooling system of battery pack for vehicle Disclosed herein is a cooling system for vehicle battery packs, which is constructed such that an intake duct for introducing a coolant, such as air, which cools a battery pack, into the battery pack from a predetermined region is not included, air existing inside a... | 06/08/2010 |
| 7733064 | Software based thermal charging regulation loop The present invention implements a software controlled thermal feedback system for battery charging circuitry in portable devices, specifically in cellular telephones. The charging hardware block is integrated into a mixed-signal analog base-band (ABB) circuit. In a... | 06/08/2010 |
