Patent application number | Description | Published |
20080284383 | Charge Detector - The subject matter of this specification can be embodied in, among other things, an apparatus that includes a battery system, which includes at least one cell and a charge enable device to couple the at least one cell to a charging voltage. The apparatus also includes an excessive voltage detector to output a signal to control the charge enable device. The signal prevents charging of the at least one cell if an excessive charging voltage is detected based on an activation of a clamping component. | 11-20-2008 |
20090058697 | METHOD AND SYSTEM FOR MINIMIZING THE ACCUMULATED OFFSET ERROR FOR AN ANALOG TO DIGITAL CONVERTER - A method and system utilized with an analog to digital converter is disclosed. The method and system comprise providing a first conversion on an input signal. In the first conversion, an offset error is added to the input signal to provide a first result. The method and system further includes providing a second conversion on the input signal. In the second conversion, an offset error is subtracted from the input signal to provide a second result. The first and second results are then combined to substantially remove the offset error. A system and method in accordance with the present invention compensates for the accumulated offset error over many samples, thereby achieving much higher accuracy in the offset error compensation. | 03-05-2009 |
20090243539 | RANDOM NUMBER GENERATOR IN A BATTERY PACK - Apparatus, method and computer program product are provided for battery management. In one implementation, a method of communication provided. The method includes enabling determining when a battery pack is coupled to a device, the battery pack including a battery management system. The method also includes generating a random number at the battery management system, the battery management system including battery monitoring circuitry, a processor, memory and a random number generator. The method includes using the random number to provide authentication and if authentication succeeds, enabling communication between the battery pack and the device. | 10-01-2009 |
20100287389 | SINGLE CHIP MICROCONTROLLER INCLUDING BATTERY MANAGEMENT AND PROTECTION - A microcontroller is disclosed. The microcontroller comprises a processor system and a high voltage interface coupled to the processor system and adapted to be coupled to a battery. The microcontroller further includes a battery management system for monitoring the battery and managing the battery based upon the monitoring of the battery. The microcontroller is a single chip. This one-chip solution saves design cost and PCB space in addition to broadening the functionality of the smart battery application. With the accuracy of the microcontroller, the charge status of the battery can be predicted more accurately and therefore effectively increases actual battery capacity. | 11-11-2010 |
20120046894 | Method and System for Minimizing the Accumulated Offset Error for an Analog to Digital Converter - A method and system utilized with an analog to digital converter is disclosed. The method and system comprise providing a first conversion on an input signal. In the first conversion, an offset error is added to the input signal to provide a first result. The method and system further includes providing a second conversion on the input signal. In the second conversion, an offset error is subtracted from the input signal to provide a second result. The first and second results are then combined to substantially remove the offset error. A system and method in accordance with the present invention compensates for the accumulated offset error over many samples, thereby achieving much higher accuracy in the offset error compensation. | 02-23-2012 |
20120161826 | COMPENSATING DFLL WITH ERROR AVERAGING - A compensating DFLL (CDFLL) is disclosed that utilizes temperature readings at regular intervals in combination with production characterization data of a reference oscillator to compensate for frequency drift and nominal frequency error. In some implementations, the CDFLL selects a calibration value that is not optimal for frequency accuracy to minimize accumulated frequency error over time. More particularly, during a calibration run, mismatch between an ideal frequency and an actual frequency is measured, and the measurement is used as a starting point for a next calibration run, such that the accumulated frequency error is averaged almost to zero over time. | 06-28-2012 |
20120162828 | BATTERY MANAGEMENT AND PROTECTION - A battery management and protection system can include various features to improve safety-critical and other functions. Among the features that can be included in some implementations are automatic loading of safety or other parameters during start-up of the system; a centralized timekeeper and an event system that can trigger actions in the system independently of a central processing unit; use of the same modules for both automatically-controlled safety-related measurements and firmware-controlled measurements; enhanced diagnostic features, and a sleepwalking feature that allows certain modules in the system to continue to perform various functions even when the module or the system is in a low-power sleep mode. | 06-28-2012 |
20120166918 | Verification of Configuration Parameters - In a battery management system, error detection data is generated for various configuration parameters used by the battery management system. The error detection data is compared against corresponding error detection data previously generated during production or development of a battery pack or battery pack application. Based on the comparison, an appropriate action can be taken. | 06-28-2012 |
20120170157 | BATTERY MANAGEMENT AND PROTECTION - A battery management and protection system can include various features to improve safety-critical and other functions. Among the features that can be included in some implementations are automatic loading of safety or other parameters during start-up of the system; a centralized timekeeper and an event system that can trigger actions in the system independently of a central processing unit; use of the same modules for both automatically-controlled safety-related measurements and firmware-controlled measurements; enhanced diagnostic features, and a sleepwalking feature that allows certain modules in the system to continue to perform various functions even when the module or the system is in a low-power sleep mode. | 07-05-2012 |
Patent application number | Description | Published |
20090050440 | APPARATUS FOR RECEIVING AND DISTRIBUTING CASH - The present invention relates to methods and systems for receiving and distributing currency. In particular, the present invention provides a novel apparatus for the inflow and outflow of a variety of currency. The systems of the present invention are capable of recycling a variety of currency from multiple countries and multiple denominations. The systems of the present invention have the added advantage of compact size. | 02-26-2009 |
20090051103 | APPARATUS FOR RECEIVING AND DISTRIBUTING CASH - The present invention relates to methods and systems for receiving and distributing currency. In particular, the present invention provides a novel apparatus for the inflow and outflow of a variety of currency. The systems of the present invention are capable of recycling a variety of currency from multiple countries and multiple denominations. The systems of the present invention have the added advantage of compact size. | 02-26-2009 |
20100164163 | NOTE TRANSPORT UNIT - It is presented a note transport unit for feeding notes one after the other to and from a note handling unit. The note transport unit comprises at least one note storage drum to and from which input notes and output notes, respectively, are transported. A bidirectional roller is arranged to transport notes along a first guide surface towards and from the at least one note storage drum. Moreover, first and second films are provided, between which films notes are stored on the at least one note storage drum. Several converging areas are used for the capturing of both input notes and output notes when notes are transferred between the note handling unit and the at least one note storage drum. It is also presented a method for bidirectional transfer of notes to and from the note transport unit. | 07-01-2010 |
20100168903 | CASH TRANSPORT APPARATUS - A cash transport apparatus is configured to be externally connected to a note handling apparatus only during a procedure of distribution of notes between said note handling apparatus and said transport apparatus. The transport apparatus comprises a first opening configured to interface with a second opening in said note handling apparatus thereby enabling the distribution of notes between said note handling apparatus and said transport apparatus, a note storage component comprising at least one drum able to rotate in both directions and configured to store notes by at least one layer of film spooled onto said at least one drum, and a power input connector configured to receive electric power from said note handling apparatus and provide the electric power to said note storage component. | 07-01-2010 |
20110259706 | CASH HANDLING - Cash handling in a cash handling system is described in terms of methods and arrangements that interact by exchanging cash as well as information signals. A cash transport unit is configured to receive, store and provide cash, preferably in the form of notes. The transport units connect with ATM's, shops, vehicles as well as cash docking stations. Information flows among the entities of the system, between the transport units, the shops, the vehicles, the docking stations, a transport service control center, cash centers as well as banks. | 10-27-2011 |