Class / Patent application number | Description | Number of patent applications / Date published |
429092000 | Having electrical circuitry | 66 |
20080233471 | Battery State Detection - A battery state detection arrangement is provided for use in conjunction with a series connection of multiple battery cells, e.g., a series connection of at least two lead batteries in a vehicle electric system having a voltage which is higher than conventional system voltages. The battery state detection arrangement detects both a defect in a battery and a defect in the overall system and transmits signals to a higher-level energy management system as well as, if necessary, a display. Additional components provide a charge equalization in the batteries by selectively recharging or selectively discharging unevenly charged batteries. | 09-25-2008 |
20080286634 | BATTERY PACK - Disclosed herein is a battery pack including a roughly rectangular casing, a main circuit board disposed at a bottom surface, and cylindrical battery cells disposed over the main circuit board in two rows and four layers, the battery cells in each set of paired battery cells being connected in parallel, and the four sets of the parallel-connected paired battery cells being connected in series. | 11-20-2008 |
20090042095 | ACTIVE MATERIAL FOR BATTERY, MANUFACTURING METHOD OF THE SAME, NON-AQUEOUS ELECTROLYTIC BATTERY AND BATTERY PACK - An active material for a battery includes a mixed phase includes a lithium titanium composite oxide phase and a nonstoichiometric titanium oxide phase. This active material is excellent in lithium absorption/desorption performance, exhibiting high electric potentials in lithium absorption/desorption and high conductivity. | 02-12-2009 |
20090202892 | NONAQUEOUS-ELECTROLYTE BATTERY AND BATTERY ASSEMBLY - A nonaqueous-electrolyte battery has a positive electrode | 08-13-2009 |
20090214937 | VEHICLE BATTERY ARRANGEMENT COMPRISING ELECTRONIC COMPONENTS - The invention relates to a vehicle battery arrangement comprising sensors and an electronic sensor system, by which means the charging and operating state of the vehicle battery is monitored. Said vehicle battery arrangement comprises a heat insulating box ( | 08-27-2009 |
20100075209 | BATTERY UNIT - A battery unit includes a battery assembly. The battery assembly includes a glass ceramic and a positive-side active material constituting a first composite layer, a glass ceramic and a negative-side active material constituting a second composite layer, and a solid-state electrolyte layer located between the first composite layer and the second composite layer. The battery unit also includes a case in which the battery unit is stored, a load sensor provided on the case, and a clamp member clamping the case and the load sensor. | 03-25-2010 |
20100092846 | NON-AQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - The non-aqueous electrolyte battery includes an outer case, a positive electrode housed in the outer case, a negative electrode housed in the outer case such that the negative electrode is separated from the positive electrode, and a non-aqueous electrolyte accommodated in the outer case. The negative electrode comprises a current collector and negative electrode layer formed on one surface or both surfaces of the current collector. The negative electrode layer includes at least one main negative electrode layer which is formed on the surface of the current collector and contains a first active material, and a surface layer which is formed on the surface of the main negative electrode layer and contains a second active material different from the first active material, the second active material being a lithium titanium composite oxide having a spinel structure. | 04-15-2010 |
20100124693 | SECONDARY BATTERY PACK - A secondary battery pack includes a plurality of cells each comprising a positive electrode terminal and a negative electrode terminal and arranged side by side, a battery management circuit board configured to monitor a voltage of the cells, and a plurality of bus-bars electrically connecting the electrode terminals of the adjacent cells. Each of the bus-bars includes first connecting portions connected to the electrode terminals and a second connecting portion connected directly to the battery management circuit board. | 05-20-2010 |
20100239896 | Protection Device For Secondary Batteries, And Battery Pack And Electronic Equipment Employing Same - A protection device includes a voltage detector having N or more sub-circuits each for monitoring a specific battery cell to output a detection signal when at least one of the battery cells outputs an abnormal voltage. Each sub-circuit includes voltage dividing resistors, a reference voltage generator, and a comparator. The voltage dividing resistors generate a voltage division signal by dividing an output voltage of the battery cell. The reference voltage generator generates a reference voltage. The comparator compares the voltage division signal against the reference voltage. Each comparator is powered with voltage across the battery cell associated with the sub-circuit. | 09-23-2010 |
20100261044 | METHOD FOR MONITORING THE STATE OF CHARGE, OR REMAINING CAPACITY, OF A DISPOSABLE OR RECHARGEABLE BATTERY - A method for monitoring charge level or remaining capacity of a battery pack, a disposable battery or a rechargeable battery, which is used to supply energy for an automation technology, field device having a data storage unit associated with the battery pack, disposable battery or rechargeable battery. Specific information about the battery pack, disposable battery or rechargeable battery is stored in the data storage unit and process-specific and operation-specific information about energy consumption is written to the data storage unit. In the case of the battery pack, disposable battery or rechargeable battery being used in a second automation technology field device, remaining service life of the battery pack, the disposable battery or the rechargeable battery is calculated and output on the basis of the process- and operation-specific information. | 10-14-2010 |
20110223453 | CONTACT PAD FOR SENSING VOLTAGE OF CELL MODULE ASSEMBLY AND CELL MODULE ASSEMBLY - A contact pad configured to sense the voltage of a cell module assembly including at least one battery cell, is electrically connected to a voltage sensing module for measuring the voltage of the battery cell in the cell module assembly and electrically contacted with an electrode of the battery cell, and is made of a conductive organic elastomer, thereby improving reliability of electrical contact with each battery cell, and effectively preventing malfunction of the cell module assembly caused by impurities, external physical shocks and so on. | 09-15-2011 |
20120045673 | Apparatus for Indicating Remaining Electric Charge of Battery and Device for Power Supplying and Recharging Comprising the Same - An apparatus for indicating remaining electric charge of a battery and a device for power supplying and recharging comprising the same are disclosed. The apparatus for indicating remaining electric charge of a battery according to an exemplary embodiment of the present invention comprises: a conducting part including a light emitting unit connected between one electrode connected to a positive electrode of the battery and another electrode connected to a negative electrode of the battery so as to emit light with luminance corresponding to a potential difference between the positive electrode and the negative electrode of the battery; and a nonconducting part preventing electric conduction by covering a remaining region other than parts of the battery to which the one electrode and the other electrode are connected. | 02-23-2012 |
20120077064 | POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, BATTERY PACK, AND METHOD FOR MANUFACTURING POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - According to one embodiment, it is provided with a positive electrode active material for a non-aqueous electrolyte secondary battery represented by a general formula Li(Li | 03-29-2012 |
20120100405 | RECHARGEABLE BATTERY PACK - A rechargeable battery pack attachable to a power tool includes a display element, a remaining capacity detection device, a remaining capacity display control device, an abnormality detection device, and an abnormality display control device. The display element is provided such that a lighted state thereof can be confirmed from outside. The remaining capacity detection device detects a remaining capacity of a rechargeable battery. The remaining capacity display control device displays the remaining capacity detected by the remaining capacity detection device by controlling the lighted state of the display element. The abnormality detection device detects an abnormality of the rechargeable battery. The abnormality display control device displays the abnormality of the rechargeable battery detected by the abnormality detection device by controlling the lighted state of the display element to an abnormality display state, which is different from a remaining capacity display state controlled by the remaining capacity display control device. | 04-26-2012 |
20120141848 | CELL CONTROLLER, BATTERY MODULE AND POWER SUPPLY SYSTEM - A suppressed noise cell controller includes, corresponding to a number of cell packs, a plurality of ICs each having a voltage detecting circuit detecting voltages of respective cells of a cell pack in which four cells are connected in series, a switch control circuit controlling conduction and a blocking operation of a plurality of switch elements connected in parallel to the respective cells via capacity adjusting resistors, terminal LIN | 06-07-2012 |
20120315522 | VOLTAGE SENSING ASSEMBLY FOR BATTERY MODULE AND BATTERY MODULE EMPLOYED WITH THE SAME - Disclosed is a voltage sensing assembly for a battery module to sense voltage of battery cells having electrode terminals formed at the upper or lower end thereof in a state in which the voltage sensing assembly is mounted in the battery module, the voltage sensing assembly including (a) an upper and a lower block case to be coupled to each other in an assembled fashion, the upper block case and the lower block case being made of an electrically insulative material, the upper block case and the lower block case being mounted to a region (front or rear) of the battery module corresponding to electrode terminal connection parts of the battery cells, (b) upper-row and lower-row conductive sensors to be connected to the electrode terminal connection parts of the battery cells, respectively, and (c) a connector to transmit voltages sensed by the conductive sensors to a battery management system (BMS). | 12-13-2012 |
20130065101 | ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, an active material includes a monoclinic system β-type titanium composite oxide. The monoclinic system β-type titanium composite oxide includes a first element including at least one of Mo and W and satisfies the following formula (1): | 03-14-2013 |
20130078490 | NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY CELL, NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY CELL, BATTERY PACK AND METHOD FOR MANUFACTURING THE NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY CELL - According to one embodiment, a negative electrode active material for a non-aqueous electrolyte secondary battery cell includes a composite. The composite includes a carbonaceous material, a silicon oxide dispersed in the carbonaceous material, and a silicon dispersed in the silicon oxide. A half-value width of a diffraction peak of a Si (220) plane in powder X-ray diffraction measurement of the composite is in a range of 1.5° to 8.0°. A mean size of a silicon oxide phase is in a range of 50 nm to 1,000 nm. A value of (a standard deviation)/(the mean size) is equal to or less than 1.0 where the standard deviation of a size distribution of the silicon oxide phase is defined by (d84%−d16%)/2. | 03-28-2013 |
20130136965 | BATTERY PACK - The purpose of the present invention is to provide simpler and more reliable electrical wiring than a lead wire. A battery pack includes at least one rechargeable secondary battery ( | 05-30-2013 |
20130216878 | BATTERY CELL INTERCONNECT AND VOLTAGE SENSING ASSEMBLY AND METHOD OF MANUFACTURING THE ASSEMBLY - A battery cell interconnect and voltage sensing assembly and method are provided. The assembly includes a frame member having a rectangular ring-shaped peripheral wall with first, second, third and fourth wall portions. The frame member further includes a central plate portion. The assembly further includes an electrical interconnect member electrically that is coupled to an electrical terminal of a battery cell. The electrical interconnect member has a tab that extends through an aperture in the central plate portion. The assembly further includes a circuit board and an encapsulation portion that is bonded to and covers a side of the circuit board. | 08-22-2013 |
20130252051 | BATTERY SYSTEM - A battery system including: a secondary battery ( | 09-26-2013 |
20130337302 | NONAQUEOUS ELECTROLYTE BATTERY CONTAINING A NEGATIVE ELECTRODE OF LITHIUM-TITANIUM COMPOSITE OXIDE, BATTERY PACK AND VEHICLE - A nonaqueous electrolyte battery, containing a case and provided in the case, a positive electrode containing at least one selected from the group consisting of spinel type lithium-manganese-nickel composite oxide and lithium phosphate oxide having an olivine structure, a negative electrode and a nonaqueous electrolyte. The negative electrode comprises a lithium-titanium composite oxide, wherein a crystallite diameter of the lithium-titanium composite oxide is not larger than 6.9×10 | 12-19-2013 |
20140079970 | DIFFERENTIAL VOLTAGE MEASUREMENT CIRCUIT - A voltage measurement circuit including a current mirror having an input branch in series with a first resistive element between first and second nodes of application of said voltage, and having an output branch providing a current representative of said voltage. | 03-20-2014 |
20140120393 | PRINTED CIRCUIT FOR INTERCONNECTING AND MEASURING BATTERY CELLS IN A BATTERY - A printed-circuit board to be fixed to a battery of accumulators includes a substrate comprising conductive tracks, a circuit for measuring voltage connected to the conductive tracks, and an electric interconnection element formed by a single piece, which is conductive and flexible, the interconnection element having a thickness of 0.3 mm to 1.5 mm. The interconnection element comprises a single portion fixed to the substrate by several force-fittings and electrically connected to one of the conductive tracks, and at least two portions overhanging the fixed portion and mobile relative to the substrate. The overhanging portions are formed at ends of a conductive strip disposed to be overhang the fixed portion. The conductive strip connects to the fixed portion by a junction that is narrower than the conductive strip. | 05-01-2014 |
20140287287 | BATTERY SYSTEM AND EVALUATION METHOD FOR BATTERY - A battery system | 09-25-2014 |
20150044532 | BATTERY WITH VISUAL INDICATOR OF POWER LEVEL AND ELECTRONIC DEVICE - A battery indicating its own power level and temperature includes a transparent enclosure, a first, a second, and a third switch, a first, a second, and a third lighting member coupled to the first switch and a main chip. The main chip switches on the first and second switches to enable visible color indications of two different power states of the battery, and switches on the third lighting member to indicate with color a high battery temperature, all colors being visible through the transparent enclosure. | 02-12-2015 |
20150072200 | BATTERY PACK, HOLSTER, AND EXTENDIBLE PROCESSING AND INTERFACE PLATFORM FOR MOBILE DEVICES - A battery pack is provided for a mobile communication device, comprising a casing defining a cavity that conforms, at least partially, to the outer shape of the mobile communication device and one or more rechargeable power cells housed within the thickness of the casing. An internal interface engages a corresponding interface on the mobile communication device to provide power from the one or more rechargeable cells to the mobile communication device. An external interface is electrically coupled to the internal interface in order to transmit signals from the mobile communication device to an external device and may further serve to recharge the one or more rechargeable power cells. The battery pack may also serve as an extendible platform by providing additional integrated communication interfaces and/or processors that can be utilized by the mobile communication device to extend its communication and/or processing capabilities. | 03-12-2015 |
20150132624 | SEMICONDUCTOR DEVICE, BATTERY PACK, AND MOBILE TERMINAL - A semiconductor device includes: a voltage measurement unit that measures an output voltage of a battery; a current measurement unit that measures a discharge current of the battery; and a controller that determines, in a first measurement mode, whether to employ a first discharge current as a power calculation current based on a difference between the first and a second discharge current, the second discharge current being the discharge current measured by the current measurement unit before the first discharge current is measured, in which: the controller estimates an internal resistance of the battery based on the power calculation current and the output voltage measured in the first measurement mode and the discharge current and the output voltage measured in a second measurement mode, and calculates, based on the internal resistance that is estimated, a maximum power amount that can be output by the battery in the second measurement mode. | 05-14-2015 |
20160013524 | BATTERY PACK | 01-14-2016 |
20160197330 | WIRING MODULE | 07-07-2016 |
20160197382 | SYSTEMS, METHODS, AND DEVICES FOR HEALTH MONITORING OF AN ENERGY STORAGE DEVICE | 07-07-2016 |
20180026251 | ELECTRICAL BUS BAR COMPRISING A SENSOR UNIT | 01-25-2018 |
20220140316 | BLENDED CATHODE MATERIALS FOR SECONDARY BATTERIES - The present disclosure relates to blended cathode materials for use as a positive electrode material of a rechargeable electrochemical cell (or secondary cell) (such as a lithium-ion secondary battery) and also relates to a secondary battery including a cathode having the blended cathode materials. In particular, disclosed are blends of lithium vanadium fluorophosphate (LVPF) or a derivative thereof with one or more conventional cathode active materials in certain weight ratios thereof. | 05-05-2022 |
429093000 | External type | 33 |
20080206627 | BATTERY WITH ELECTRONIC COMPARTMENT - An electronic containment battery includes a battery section and an electronic section that together form a standard battery form factor that allows insertion into conventional electronic devices. The electronic section can include Radio Frequency (RE) circuitry that enables electronic operations in the electronic containment battery to be communicated or controlled wirelessly. | 08-28-2008 |
20090197156 | SEMICONDUCTOR DEVICE FOR PROTECTING SECONDARY BATTERY, BATTERY PACK, AND ELECTRONIC DEVICE USING SAME - A battery pack includes a secondary battery, a discharge-control transistor, a charge-control transistor connected in series with the discharge-control transistor between a negative power source terminal of the secondary battery and either a terminal of a load or a negative power source terminal of a charger, and a battery protection semiconductor device for protecting a secondary battery. The battery protection semiconductor device includes a detection circuit that detects at least one of an excessively charged state, an excessive discharging state, an overcurrent state, a short-circuit state, and an overheating state of the secondary battery, a control circuit that turns on and off the discharge-control transistor and the charge-control transistor, and a charge prevention circuit that prevents the secondary battery from being charged by turning off the charge-control transistor when a voltage of the secondary battery is not greater than a predetermined low-voltage criterial voltage variable by trimming a portion of the charge prevention circuit. | 08-06-2009 |
20090305118 | Protective circuit module and secondary battery having the same - A secondary battery having a bare cell and a protective circuit module disposed over the bare cell and electrically connected to the bare cell via a first lead plate, in which the first lead plate includes a first plate, a second plate connected to the first plate, and a third plate arranged opposite to the first plate and connected to the second plate. | 12-10-2009 |
20090305119 | PROTECTIVE CIRCUIT MODULE AND SECONDARY BATTERY HAVING THE SAME - A secondary battery includes a plurality of bare cells including a first bare cell and a second bare cell and a protective circuit module spaced above the plurality of bare cells. A first lead plate electrically connects the protective circuit module and the first bare cell, the first lead plate having a first foot plate electrically connected to the first bare cell. A second lead plate electrically connects the protective circuit module and the second bare cell, the second lead plate having a second foot plate attached to the second bare cell and arranged generally diagonally from the first foot plate with respect to the protective circuit module. | 12-10-2009 |
20090311584 | ELECTRIC STORAGE DEVICE - An electric storage device is provided with a battery cell, a collector foil having a first metal plate and a second metal plate laminated together, and a voltmeter for measuring potential difference between the first metal plate and the second metal plate. The first metal plate and the second metal plate are formed of mutually different metals. The collector foil is arranged to be in contact with the battery cell. | 12-17-2009 |
20100015509 | ACTIVE MATERIAL FOR BATTERY, NON-AQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - A non-aqueous electrolyte battery includes a container, a positive electrode housed in the container, a negative electrode housed in the container with a space from the positive electrode and containing an active material, and a non-aqueous electrolyte housed in the container. The active material includes a lithium-titanium composite oxide particle and a coating layer formed on at least a part of the surface of the particle, the coating layer being contained at least one element selected from the group consisting of phosphorous and sulfur or a phosphorous compound or a sulfur compound. | 01-21-2010 |
20100028761 | STORAGE BATTERY TERMINAL HAVING TEST SURFACE - A storage battery includes a battery ease having opposed side walls and a top wall. A battery terminal extends from one of the wails. The battery terminal includes a projecting portion for accommodating termination hardware in mechanical and electrical engagement. The protecting portion of the battery terminal includes a test surface portion externally accessible from the termination hardware for directly accommodating a testing device. | 02-04-2010 |
20100047676 | BATTERY PACK CASE - Disclosed herein are a pack case constructed in a structure in which a plurality of battery cells are mounted in the pack case to electrically connect the battery cells with each other, wherein the pack case includes an upper case and a lower case constructed in a hollow structure in which the upper case and the lower case are coupled with each other while the battery cells are mounted between the upper case and the lower case, each case is integrally provided at the inner part thereof with a plurality of spacers for supporting the battery cells, and each case is provided at the outer part thereof with a plurality of ventilation openings which communicate with the interior of each case, and a battery pack including the pack case. The pack case according to the present invention has effects in that a plurality of battery cells are stably mounted in the pack case in a compact structure through a simple assembly process, heat generated from the battery cells is effectively removed during the charge and discharge of the battery cells, and an additional safety unit, such as a detection member and/or a protection circuit module, is easily mounted to the pack case. | 02-25-2010 |
20100129700 | INTEGRATED CIRCUIT AND BATTERY PACK USING THE SAME - An integrated circuit includes: a voltage detection means for detecting a voltage to be applied between the positive electrode and the negative electrode of one or a plurality of secondary batteries; a power supply means for generating a predetermined voltage; an input terminal to which a voltage value according to the value of a current flowing in the secondary battery is input; and a control means configured such that, when the predetermined voltage is input from the power supply means, an overcharge detection signal or an overdischarge detection signal is output in accordance with the voltage detected by the voltage detection means, and when the predetermined voltage is not input from the power supply means, a charge control signal or a discharge control signal is output in accordance with the voltage detected by the voltage detection means or the voltage value to be input to the input terminal. | 05-27-2010 |
20100203369 | Bicycle battery connection system capacle of connecting different types of battery - A bicycle battery connection system includes a battery data determination circuit, a battery data processing circuit and an adapter. The battery data determination circuit is electrically connected to one of the first-type battery having an MCU and a second-type battery without an MCU through the adapter for enabling battery data of the connected battery to be processed by the battery data processing circuit and outputted as battery status for display on a display device in front of the user and for further battery output control. Thus, either a first-type battery or a second-type battery can be used and detected for automatic matching, and therefore the battery connection system allows a bicycle to use any of different types of batteries. | 08-12-2010 |
20110059342 | VOLTAGE SENSING MEMBER AND BATTERY MODULE EMPLOYED WITH THE SAME - Disclosed herein is a voltage sensing member for sensing voltages of battery cells constituting a battery module, the voltage sensing member including (a) a pair of supporting parts, i.e., a front supporting part and a rear supporting part, mounted to a bottom of the battery module at regions (a front part and a rear part of the battery module) corresponding to electrode terminal connections of the battery cells, (b) a connection part for electrically interconnecting the front supporting part and the rear supporting part, (c) conductive sensing parts having one-side ends coupled to the corresponding supporting parts via wires, each of the conductive sensing parts having a larger contact surface than each of the wires, and (d) a connector mounted on the front supporting part or the rear supporting part for transmitting the sensed voltages of the battery cells to a battery control device, wherein the conductive sensing parts are connected to the electrode terminal connections of the battery cells in a surface contact manner. | 03-10-2011 |
20110104535 | Photonic Crystal Electrical Property Indicator - A photonic crystal electrical property indicator for a battery comprising: an electrically conductive working electrode and an electrically conductive counter electrode; an electrically-responsive photonic crystal material in contact with at least one of said first and second electrically conductive electrodes; an ionically conductive electrolyte provided between the working and counter electrodes; and electrical conductors for connecting the indicator to terminals of the battery; wherein the photonic crystal material has a reflectance spectrum that is responsive to a change in at least one electrical property of the battery, thereby providing an optically detectable indication of the at least one electrical property of the battery. | 05-05-2011 |
20110135980 | BATTERY CELL AND MONITORING DEVICE FOR ASSEMBLED BATTERY - A battery cell includes a power generating element, an electrode connected to the power generating element and configured to electrically connect the power generating element to outside, and an exterior member configured to cover the power generating element. The exterior member includes an insulating layer and a conductive layer, and the conductive layer includes a connection section electrically connected to the outs. | 06-09-2011 |
20110183168 | Battery Electrolyte Level Detector Apparatus - An electrolyte detector is provided that includes two micrometers which slide relative to each other along a frame to adjust the electrolyte detector to a size of the battery. A transmitter rod and a receiver rod support an acoustic transmitter and an acoustic receiver, respectively, and are slidably mounted with respect to the micrometers. The micrometers measure the position of the transmitter and receiver for placement on the side of the battery at a desired level of electrolyte. A transmitter director and receiver director concentrates the transmission and receipt of acoustic energy to locate the electrolyte level. An electronic circuit analyzes the received signal to determine whether the signal is transmitted through air or through an electrolyte. | 07-28-2011 |
20110195285 | VOLTAGE SENSING MEMBER AND BATTERY MODULE EMPLOYED WITH THE SAME - Disclosed herein is a voltage sensing member for sensing the voltage of battery cells constituting a battery module, the voltage sensing member comprising: (a) a pair of supporting parts mounted to the bottom of the battery module at regions (the front and rear parts of the battery module) corresponding to electrode terminal connections of the battery cells; (b) connection parts for electrically connecting the supporting parts to a connector; (c) a plurality of conductive sensing parts protruding upward while one end of each linear mounting part is connected to the corresponding support part and the other end of each linear mounting part is elastically connected to electrode terminals of the battery cells; and (d) a connector mounted on the front part or the rear part of the battery module for transmitting the sensed voltage of the battery cells to a battery management system (BMS). | 08-11-2011 |
20110274952 | FUEL GAUGE CIRCUIT AND BATTERY PACK - A fuel gauge circuit detects a residual quantity of a battery | 11-10-2011 |
20120015222 | SECONDARY BATTERY DEVICE AND VEHICLE - According to one embodiment, a secondary battery device includes a first assembled battery including a plurality of secondary battery cells, a second assembled battery including a plurality of secondary battery cells and connected in series to a low-potential terminal of the first assembled battery, a disconnecting module capable of mechanically switching connection between the first assembled battery and the second assembled battery, a voltage measurement circuit configured to measure voltages of the plurality of secondary battery cells of the second assembled battery, a first power source wiring connected between a high-potential terminal of the second assembled battery and the voltage measurement circuit, a second power source wiring connected between a low-potential terminal of the second assembled battery and the voltage measurement circuit, and a filter connected between the first power source wiring and the second power source wiring. | 01-19-2012 |
20120058372 | BATTERY PACK - A battery cell for identifying a state of battery cell. The battery pack includes: a battery cell; a switch contact unit electrically connected to the battery cell; a switch unit comprising a viscoelastic unit disposed to face the switch contact unit and contacting the switch contact unit so as to generate an on-signal for displaying a state of the battery cell; and a display unit for displaying the state of the battery cell. | 03-08-2012 |
20130040177 | BATTERY TERMINAL UNIT WITH CURRENT SENSOR - A battery terminal unit with a current sensor includes a bus bar for a battery terminal and a receiving portion. The bus bar includes an attachment part attached to a battery post, an extension part extended from the attachment part, and a connection part which continues to the extension part and is configured to connect a wire harness. The receiving portion receives a board on which a magnetic detection element is mounted so that the board is opposed to a surface of the extension part. The attachment part, the extension part and the connection part are integrally formed. The connection part continues to the extension part through an extending portion bent from the extension part so as to be positioned laterally to the extension part. | 02-14-2013 |
20130045404 | Battery Fuel Gauge Apparatus - A battery fuel gauge apparatus comprises a current amplifier formed by a first transistor and a second transistor. Both transistors operate in the same operation conditions except that the second transistor has a smaller channel width in comparison with that of the first transistor. The first transistor is connected in series with a battery pack. The second transistor is connected in series with a sensing device. The sensing device comprises a first resistor and a second resistor connected in series. The first resistor has a positive temperature coefficient and the second resistor has a negative temperature coefficient. | 02-21-2013 |
20130059182 | POWER STORAGE APPARATUS AND ELECTRIC VEHICLE - A power storage apparatus, electric device, electric vehicle, and power system are disclosed. In an example embodiment, a power storage apparatus includes a battery block comprising a plurality of battery cells and an isolating unit that enables wireless information transfer regarding battery information of the battery block. | 03-07-2013 |
20130252052 | Integrated Busbar, Terminal Pin And Circuit Protection For Sensing Individual Battery Cell Voltage - A battery pack, an integrated device for sensing individual battery voltage in a battery pack and a method of forming an integrated voltage-sensing circuit for use in a battery-powered automobile propulsion system. The integrated voltage-sensing circuit includes a busbar, a terminal pin and a voltage-sensing fuse electrically disposed between the busbar and the terminal pin. The construction of the voltage-sensing circuit is such that it forms an integral structure upon being coupled to the modular housing or related structure that may subsequently be secured to a frame that is used to provide support to each battery cell within the battery pack. In one form, the modular housing and voltage-sensing circuit may be secured to the frame during a frame molding process such that upon completion of the molding, the housing and at least a portion of the voltage-sensing circuit are encapsulated within the frame. | 09-26-2013 |
20130344362 | TEMPERATURE CONTROL OF GALVANIC CELLS WITH THE AID OF HEAT-CONDUCTING PLASTIC COMPOUNDS - A temperature-controlling plate and a plastic housing for one or multiple galvanic cell(s) is provided. The one or more multiple galvanic cells can be at least one of lithium cells and lithium-ion cells. To improve the temperature control of the cells and to reduce costs and weight, the temperature-controlling plate or the plastic housing includes at least one section provided for heat dissipation which is formed from a plastic compound which includes at least one additive for increasing the thermal conductivity. | 12-26-2013 |
20140017533 | BATTERY MODULE, BATTERY SYSTEM, ELECTRIC VEHICLE, MOBILE UNIT, ELECTRIC POWER STORAGE DEVICE, POWER SUPPLY DEVICE, AND ELECTRIC DEVICE - A battery module includes a battery block, a cover member, a circuit board, a wiring member, and a first connection member. The battery block includes a plurality of battery cells, and has a terminal surface. Terminals of the plurality of battery cells are arranged on the terminal surface. The cover member is arranged on or above the terminal surface of the battery block. The circuit board overlaps the cover member, and includes a voltage detection circuit for detecting terminal voltages of the plurality of battery cells. The wiring member overlaps the cover member, and is electrically connected to the terminals of the plurality of battery cells. The first connection member electrically connects the circuit board to the wiring member. | 01-16-2014 |
20140199570 | BATTERY PACK - A battery pack which includes a plurality of contact portions in a terminal accommodating portion provided in each of cell receiving portions of a plurality of battery cells, so that one selected from the plurality of contact portions can be electrically connected to electrode terminals of the battery cells even if the plurality of battery cells have different widths of wide walls. In addition, since the battery pack includes a series/parallel switch provided outside an external pack, a connection method of a plurality of battery cells provided inside the external pack can be switched to series/parallel connection. Further, since the battery pack includes a capacity display unit provided outside an external pack, capacity levels of a plurality of battery cells provided inside the external pack can be identified. | 07-17-2014 |
20150093615 | POWER SUPPLY DEVICE - A power supply device (A) comprising a battery assembly ( | 04-02-2015 |
20150147614 | VOLTAGE PROTECTION AND HEALTH MONITORING OF BATTERIES WITH REFERENCE ELECTRODES - In some variations, an apparatus provides real-time monitoring of voltage and differential voltage of both anode and cathode in a battery configured with at least one reference electrode. Voltage monitors are connected to a computer programmed for receiving anode voltage signals; receiving cathode voltage signals; calculating the derivative of the anode voltage with respect to time or with respect to capacity; and calculating the derivative of the cathode voltage with respect to time or with respect to capacity. Other variations provide an apparatus for real-time assessment of capacities of both anode and cathode in a battery, comprising a computer programmed for receiving electrode voltage signals; estimating first and second electrode open-circuit voltages at two different times, and correlating the first and second electrode open-circuit voltages to first and second electrode states of charge, respectively, for each of anode and cathode. The anode and cathode capacities may then be estimated independently. | 05-28-2015 |
20150380709 | SYSTEM AND METHOD FOR INCREASING OPERATIONAL TIME OF AN ELECTRONIC DEVICE - A system and method for increasing the operating time of electronic devices, such as a point of view camera, are provided. The system includes a connector block sized to be received within a battery chamber of an electronic device. A battery pack is then attached to the connector block for providing power to the electronic device. The battery pack includes an outer battery housing, one or more batteries and an inner battery housing. The outer battery housing includes a cavity adapted to receive the one or more batteries. The opening of the cavity is sized to receive the inner battery housing and retain the inner battery housing with a friction fit, thereby retaining the outer battery housing and the inner battery housing together. When the battery pack is attached to a front housing portion of an electronic device housing, power is provided to the electronic device via the connector block. | 12-31-2015 |
20160025818 | BATTERY STATE OF CHARGE INDICATOR WITH AN INDICATOR CIRCUIT - A state of charge indicator including an indicator with a display threshold and an indicator circuit electrically coupled to the indicator such that when a main cell voltage of a main cell is greater than a display threshold, the indicator circuit applies a driver voltage to the indicator such that the indicator is inactive and when the main cell voltage is less than the display threshold, the indicator circuit applies the driver voltage to the indicator such that the indicator is active. | 01-28-2016 |
20160072112 | BATTERY CELL INTERCONNECT AND VOLTAGE SENSING ASSEMBLY AND A BATTERY MODULE - A battery cell interconnect and voltage sensing assembly having a plastic frame member having a plate portion and a central wall is provided. The central wall defines an interior region. The assembly further includes a first interconnect member that is coupled to the plate portion that is electrically coupled to a first electrical terminal of a first battery cell. The first interconnect member has a spade lug. The assembly further includes a removable wire harness assembly having an adaptor body, a spade clip, and an electrical cable. The spade clip is disposed in an aperture of the adapter member. The spade clip is electrically and physically coupled to the spade lug of the first interconnect member when the adapter member is at least partially disposed in the interior region. | 03-10-2016 |
20160149272 | REMAINING BATTERY LIFE PREDICTION DEVICE AND BATTERY PACK - Provided is a low-cost battery pack capable of predicting a remaining battery life of a rechargeable battery with high accuracy. A remaining battery life prediction device includes: a voltage detection unit configured to measure a battery voltage and a battery temperature of the battery; a calculation unit configured to perform predictive calculation of a remaining battery life based on the battery voltage and the battery temperature; and a control unit configured to control operation of the remaining battery life prediction device and the calculation unit, the remaining battery life prediction device being configured to predict a remaining life of the battery with a calculation flow of for a predetermined time period, recursively calculating the remaining battery life based on the measured battery voltage and battery temperature and an internal impedance of the battery in a battery equivalent circuit. | 05-26-2016 |
20160187426 | METHOD FOR EVALUATING THE STATE OF CHARGE OF A BATTERY - Method for evaluating the state of charge of a battery including at least one phase of estimating the state of charge of the battery by an estimation algorithm and at least one phase of resetting of the estimation algorithm implemented during the estimation phase, which includes (i) detecting a real value of a state of charge of the battery at an instant, by (a) charging or discharging the battery, between first and second levels of state of charge; (b) measuring the voltage across the terminals of the battery during this charging or discharging; (c) evaluating the time derivative of the voltage; (d) detecting at least one particular point of this derivative corresponding to a known and predefined real value of state of charge, and (ii) resetting the estimation algorithm knowing the real value of state of charge at the given instant. | 06-30-2016 |
20160380316 | SENSOR HOLD DOWN FINGER OF A BATTERY MODULE - The present disclosure a battery module having electrochemical cells and a bus bar carrier. The bus bar carrier includes a finger having a first surface, a second surface opposite to the first surface and configured to be disposed proximate to a first electrochemical cell of the plurality of electrochemical cells, a thickness extending between the first surface and the second surface, an opening extending through the first surface, through the thickness, and through the second surface, and a cavity disposed adjacent to the opening and exposed through the second surface of the finger. The battery module also includes a lead wire passing through the opening from the first surface of the finger to the second surface of the finger, and a sensor coupled to the lead wire to enable communication between the sensor and the first electrochemical cell, wherein the sensor is disposed in the cavity. | 12-29-2016 |