About 21 results
https://drivepatents.com/patents/1073523 · 5 Oct 2005
A circuit and a method are given, to realize a very efficient driver device for igniters or squibs as used e.g. in airbag applications. Special attention has been turned to include secure and always reliable operating features into the device and at the sa...
https://drivepatents.com/patents/1080638 · 19 Jan 2005
A battery charging, discharging, and protection switch circuit with enhanced reverse voltage protection is achieved. The circuit comprises, first, field effect transistor (FET) switches having gate, source, drain, and bulk. The FET switches may comprise ei...
https://drivepatents.com/patents/1082367 · 17 Nov 2004
A new method and device to generate two field of view images from a sensor pixel array is achieved. The method comprises providing an array of sensing pixels. An array digital data stream is generated by sequentially generating a plurality of digital data ...
https://drivepatents.com/patents/1091291 · 10 Dec 2003
A removable battery package incorporating electronic functions and a method to assemble said battery package is achieved. The battery package comprises one or more rigid or flexible battery cells (46) of various shape and a smart card (21) being wrapped ar...
https://drivepatents.com/patents/1093751 · 27 Aug 2003
A battery protection circuit is achieved. The circuit comprises, first, a FET switch. Last, a control circuit determines the ON/OFF state of the FET switch. The FET switch and the control circuit comprise a single integrated circuit device. The control cir...
https://drivepatents.com/patents/1094205 · 6 Aug 2003
The invention refers to a charge/discharge protection circuit for a rechargeable battery being able to differentiate between a temporary overvoltage on the charge/discharge terminals and a permanent overvoltage and in the last case for security reasons to ...
https://drivepatents.com/patents/1095577 · 4 Jun 2003
A charge/discharge protection circuit with n parallel load current switches and a control logic for the latter, which in an over-voltage event disconnects the battery from the charge/discharge terminals through sequentially controlled melting of integrated...
https://drivepatents.com/patents/1095839 · 21 May 2003
A battery protection circuit for use between a battery output and a load is achieved. The circuit comprises, first, a plurality of fused cells coupled in parallel between the battery output and the load. Each fused cell comprises, first, a fuse having firs...
https://drivepatents.com/patents/1096284 · 2 May 2003
A method for measuring and filtering analog signals in a battery protection algorithm is achieved. A clock signal having a fixed period is generated. Analog signals are sampled to create sampled digital signals. The sampling is synchronized with the clock ...
https://drivepatents.com/patents/1098514 · 5 Feb 2003
A charge/discharge protection circuit for a battery comprising at least one rechargeable cell (1), with a control logic (6), which opens or closes a load current switch depending on the magnitude of the voltage at the battery terminals (+ Batt), the voltag...