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6252378 |
Usage counter for portable jump-starting battery unit
A usage counter has input terminals connectable to the terminals of a jump-starting battery pack. The counter has an IC comparator which generates an output signal when battery voltage drops below...
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6252376 |
Battery-state monitoring system for a battery group
A plurality of battery modules are provided for each module monitoring unit. When a battery module is normal, a photo-FET of a photocoupler contained in a module monitoring unit 5 associated with...
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6242891 |
Battery charge indicator
An automotive battery charge indicator uses an algorithm expressed by fixed component values to determine if the remaining charge in the battery has fallen below a predetermined threshold. A...
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6242886 |
Apparatus and method for automatic recovery of sulfated lead acid batteries
Apparatus and method for automatic recovery of sulfated lead acid batteries rely on monitoring battery voltage, current and internal resistance during battery charging. The lead acid battery is...
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6236214 |
Method and apparatus for determining the remaining operation time of a mobile communication unit
A method and apparatus for determining the capacity in a battery-powered communication. The method includes the steps of measuring a temperature of the battery, measuring a charging voltage and...
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6236188 |
Matrix for battery operation optimization
A matrix system for a battery, which includes a first parameter of power usage and a first requirement, which designates a portion of the first parameter is disclosed. The system further includes a...
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6232746 |
Battery charging apparatus and full-charging detecting method
A battery charging apparatus 1 includes a full-charging detecting system 11. While a battery is charged, the full-charging detecting system operates as follows. A charging current supplied from an...
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6232744 |
Method of controlling battery condition of self-generation electric vehicle
This invention provides a method of controlling condition of an assembled battery mounted in a self-generation electric vehicle. The method is comprised of the following steps: detecting battery...
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6232748 |
Battery control apparatus for hybrid vehicle
The present invention relates a battery control apparatus (9) controls charge/discharge processes of a battery (8) installed in a hybrid vehicle, according to the battery temperature so as to...
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6233535 |
Electric shaver or apparatus cooperating therewith and data-evaluation arrangement
The invention is directed to an electric shaver or an apparatus cooperating with the shaver, with a microcontroller which operates to obtain information about the use history of the shaver or the...
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6229285 |
Detector for rapid charging and method
Detectors and methods for rapid charging each provide efficient recharging of batteries of various types and ratings. During the charging process, the detector preferably monitors battery state of...
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6225784 |
Battery control apparatus for battery carried by hybrid vehicle
The battery control apparatus of the present invention is provided for a hybrid vehicle with a combustion engine for outputting driving force, an electric motor for generating a force for assisting...
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6222345 |
Control device for a battery
A device capable to accurately controll a battery 1, which is charged by an electric power supplied through a power supplying line 15 for charging, is provided. The control device for a battery 1...
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6218809 |
Method for monitoring operating parameters of a rechargeable power supply
A method for monitoring various parameters and conditions of a rechargeable battery to accurately determine the remaining charge level of the rechargeable battery, and includes using a temperature...
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6215280 |
Portable optical code reader with a device for controlling the charge state of the reader battery
A portable optical code reader, in particular for bar codes, having at least one supply battery; an electronic circuit with a microprocessor; and optoelectronic lighting and receiving devices...
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6211653 |
Method and apparatus for measuring the state-of-charge of a battery
An apparatus 10 for measuring the state-of-charge of a battery 14. Apparatus 10 includes a shunt resistor 18, a pair of capacitors 64, 66, and a controller 20. Controller 20 selectively and...
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6201373 |
Battery remaining capacity measuring apparatus suitable for hybrid car
A remaining capacity measuring apparatus of this invention operates as follows. A current value and a voltage value from a current sensor and a voltage sensor respectively provided in a battery...
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6201372 |
Reserve power option for a portable electronic device
A portable electronic device has at least one battery pack with each pack having its own capacity gauge. A reserve power option system monitors power level information received from the capacity...
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6198254 |
Battery capacity measurement apparatus, taking into consideration a gassing voltage that changes relative to temperature
The temperature of a battery is detected by a temperature sensor, and a gassing voltage based on the temperature is determined by a gassing detection processing section at all times, and even...
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6198253 |
Smart battery with maintenance and testing functions, communications, and display
A smart battery that self-monitors and maintains information about itself that includes its state of charge, its need for maintenance, and for conditions that indicate that it has reached the end...
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6194868 |
Voltage indicator for indicating that the voltage of a battery passes a given value
A comparator (10) compares the voltage of a battery (2) with a switchable reference voltage (Uref1A, Uref1B, 18) and supplies a signal (IS) if the voltage of the battery passes the reference...
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6191557 |
Dual-mode fuel gauge for display in battery-powered equipment
A method and an apparatus for informing a system user of the remaining battery terminal voltage as the battery approaches the fully discharged condition. One horizontal fuel gauge icon for each...
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6191558 |
Battery controller and junction box with the same battery controller
A junction box includes a battery controller. The battery controller includes a high voltage battery remaining capacity measuring portion, a low voltage battery remaining capacity measuring portion...
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6188200 |
Power supply system for sump pump
A power supply system for a sump pump including a transformerless inverter circuit with a plurality of MOSFET transistors for powering the pump using either available utility-supplied power or...
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6175215 |
System and method for efficiently charging a battery over a linear or nonlinear interface
A system for charging a battery over a linear or nonlinear circuit. The system includes a first mechanism for receiving a feedback signal and providing a charging signal to the battery over a first...
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6172479 |
Battery control circuit
The present invention provides a cost-effective, accurate use of multiple batteries in a battery pack 110. The battery pack 110 consisting a plurality of battery cells 112. A monitoring circuit...
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6169387 |
Battery management apparatus for portable electronic devices
A battery management system can have a portable electronic device for providing electrical therapy to the body of a patient responsive to the occurrence of a treatable condition. The portable...
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6166524 |
Alternate fuel gauge for an alkali metal electrochemical cell
A "fuel gauge" for a pulse dischargeable alkali metal/solid cathode cell is described. The rate of voltage recovery is used to determine the state of charge of the cell. Voltage recovery includes...
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6166523 |
Smart alternator method and apparatus for optimizing fuel efficiency and monitoring batteries in an automobile
The invention provides a method and apparatus for controlling an alternator (605) by turning it ON or OFF depending upon the battery conditions and the operating conditions of the automobile...
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6163133 |
Process for determining the state of charge and the peak current loadability of batteries
In a process for determining the state of charge and the peak current loadability of batteries in the currentless pauses before and after a loading phase the no-load voltages U 01 and U 02 are...
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6163132 |
Battery charging status indicator apparatus
There is provided a charging apparatus comprising a charging circuit for charging a battery cell of a battery pack; a computing unit which is supplied with information on detected voltage of the...
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6160380 |
Method and apparatus of correcting battery characteristic and of estimating residual capacity of battery
A method and apparatus of estimating a residual energy of a battery for an electric vehicle. A battery characteristic is corrected on the basis of a temperature correction factor and a...
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6157169 |
Monitoring technique for accurately determining residual capacity of a battery
A battery monitoring system determines an accurate residual capacity of a battery in consideration of variation of battery temperature, amount of battery self-discharge, and amount of battery...
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6144185 |
Method and apparatus for determining the condition of a battery through the use of multiple battery tests
A method and apparatus for determining the state of charge of a battery include use of multiple battery tests to provide complementary insight into battery condition before, during, and after...
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6140801 |
Circuit and method for charging a battery based on an allowable dissipation of a housing
A DC/DC converter generates a voltage required by a load. A battery supplies electric power for the load as necessary. A charging circuit charges the battery. The load, the DC/DC converter, the...
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6137261 |
Rechargeable battery maintenance and testing system
A battery maintenance and testing system (22) that includes a battery support system (2) that tests, conditions, and charges rechargeable battery packs. The battery support system (22) accommodates...
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6137292 |
Self-adjusting battery diagnostic method for continuously providing best prediction of battery reserve time
A battery diagnostic method for monitoring the status of a battery in an electrical system and continuously providing a relatively accurate prediction of battery condition and performance, more...
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6137263 |
Method and device for checking battery charge
A method and device for determining whether a battery for a hybrid vehicle is fully charged includes: detecting the battery current, providing a unit of stored battery energy, detecting Joule heat...
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6137262 |
Process and arrangement for monitoring and/or controlling charging of a modular battery, particularly in a battery powered vehicle
In a process and arrangement for monitoring and/or controlling charging of a battery, particularly in a battery-powered vehicle, test data relevant to the monitoring are detected at the battery and...
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6127807 |
Method for testing residual characteristics of battery
A method is used for testing residual capacity and residual discharge time of a battery. The discharge of the battery is first undertaken for period lasting five minutes before the values of the...
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6127805 |
Battery charge level detecting device
In the area of the charge level of 20.about.80% where the charge level of a battery does not appear in the terminal voltage of the battery, the battery ECU estimates charge level by integrating the...
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6127806 |
State of charge indicator
A state of charge indicator of a lithium ion battery computes a state of charge (SOC) corresponding to a cell open circuit voltage from a SOC-cell open circuit voltage characteristic map, and...
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6124701 |
System and method for determining battery condition and telecommunications equipment incorporating the same
A system for, and method of, determining a condition of a battery and telecommunications equipment incorporating the system or the method. In one embodiment, the system includes: (1) a load...
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6124700 |
Charging method, charging equipment, and integrated circuit
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6121753 |
Apparatus and method for testing and indicating battery charge and functionality
A device for rapidly testing a battery includes a conditioning resistor and a depressible momentary type switch interposed in series between the conditioning resistor and the battery terminals,...
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6121755 |
Optical-electronic battery indicator
An optical-electronic device measuring a charge level in a battery having a housing positioned within an interior of the battery, the housing having a cavity. A light source and a light receiving...
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6121754 |
Method for displaying a "low battery" state in electrical equipment with electrical energy stores and electrical equipment with electrical energy stores with means for displaying a "low battery" state
In an electrical device, for example a cordless mobile part (MT me ), having an electrical energy store (AKK), for example a rechargeable battery or a battery, in order to indicate neither too...
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6118252 |
Process for determining the starting capacity of the starter battery of a motor vehicle
The invention relates to a process for determining the starting capacity of a starter battery of a motor vehicle for which the mean value for the voltage surge during the starting of an internal...
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6114836 |
Apparatus and method for controlling a power source applicable to portable electronic equipment
An apparatus and method for controlling a battery power source of an electronic device by resetting battery information stored in a memory. In addition, the battery is discharged until a battery...
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6114775 |
Control system of auxiliary power system for a hybrid electric vehicle
The present invention relates to a control system of an auxiliary power system for a hybrid electric vehicle in which a circuit of the control system of the auxiliary power system is constructed by...
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