| Patent Number |
Title Of Patent |
Date Issued |
| 7453232 |
Leakage detector for a power supply apparatus for a vehicle |
November 18, 2008 |
| A leakage detector for a power supply apparatus for a vehicle having a voltage detection circuit that detects voltages of a plurality of battery modules. The voltage detection circuit comprises a multiplexer that switches the battery modules voltages of which are detected in a time s |
| 7403016 |
Car power source apparatus |
July 22, 2008 |
| A car power source apparatus is provided with a battery having a plurality of battery modules connected in series on positive and negative sides of a midpoint reference node, and a voltage detection circuit that detects the voltage of one or a plurality of battery modules with respect to |
| 7394222 |
Power supply apparatus with function for correcting for erroneous detection |
July 1, 2008 |
| A power supply apparatus has a battery that is composed of a plurality of battery modules connected in series, a voltage detector that detects the relative voltages at the individual nodes between the battery modules with respect to a predetermined reference node, an erroneous detection |
| 7262605 |
Power supply apparatus |
August 28, 2007 |
| A power supply apparatus has a battery apparatus that is composed of a battery, a temperature sensor that is thermally coupled to the battery and whose electrical resistance changes with the temperature of the battery to which it is thermally coupled, a temperature detection circuit |
| 7098626 |
Power supply apparatus |
August 29, 2006 |
| A power supply apparatus has a battery and a temperature detection circuit. The battery has n battery cells, and the temperature detection circuit has m temperature detection units. Each temperature detection units has a temperature sensor that is thermally coupled to one or more of |
| 7071698 |
Power supply apparatus for detecting battery voltage and the portions of faults |
July 4, 2006 |
| A power supply apparatus according to the present invention includes a battery and a voltage detection circuit for detecting the voltage of the battery. The voltage detection circuit includes a differential amplifier which has a first input terminal for receiving a voltage based on the |
| 6919706 |
Voltage measuring circuit of battery pack |
July 19, 2005 |
| A voltage detecting circuit for a cell combination including one or more cell blocks having a plurality of cell modules connected to each other in series, including voltage detecting lines extending, respectively, from a plurality of voltage detecting points of the cell combination, of t |
| 6833708 |
Leak detecting circuit for power source device |
December 21, 2004 |
| In a power source device having a cell unit, a leak detecting circuit in which a line P and a line N extending from the cell are connected to each other by two P-side voltage dividing resistors and two N-side voltage dividing resistors, and the midpoint between the P-side resistors and |
| 6828757 |
Circuit for adjusting charging rate of cells in combination |
December 7, 2004 |
| A charging rate adjusting circuit which comprises includes a serial line for connecting a plurality of cell blocks, a switch interposed on the line, a plurality of parallel lines for connecting a plurality of parallel connecting points each corresponding to in the cell blocks, switches e |
| 6661198 |
Circuit for adjusting charging rate of cells in combination |
December 9, 2003 |
| The invention provides a charging rate adjusting circuit for a cell combination 1 comprising cell modules 11 each comprising one or a plurality of cells and connected in series and adapted to uniformize the cell modules 11 in charging rate. The adjusting circuit comprises a pair of d |
| 6362626 |
Cell voltage measuring device for cell module |
March 26, 2002 |
| The invention provides a cell voltage measuring device for a cell module wherein component cells are theoretically divided into a plurality of (n) cell blocks 111 to 11n. A plurality of potential detecting lines extending from respective potential detecting points of each of the cell blo |
