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7622929 |
Pulse-discharge battery testing methods and apparatus
A method for evaluating the conditions a battery comprises applying a discharge pulse to the battery and monitoring a response of the battery to the discharge pulse. In some embodiments a measure...
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7622890 |
Apparatus and method for remote battery tester/charger control
A remote-controlled battery charging/testing system includes an execution unit capable of performing at least one battery-related function and a control panel remotely connected to and in operable...
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7619417 |
Battery monitoring system
A battery monitoring system (BMS), which utilizes a minimum amount of input data (time, voltage, current, temperature and conductance, for example) to periodically determine a vehicle battery...
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7616003 |
Method for determining deterioration of accumulator battery, method for measuring internal impedance of secondary battery, equipment for measuring internal impedance of secondary battery, equipment for determining deterioration of secondary battery, and power supply system
A method for determining the deterioration of an accumulator battery, hooked up with loads in a system, based on the result of measuring internal resistances of an accumulator battery, the method...
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7616002 |
Battery management system and apparatus with anomaly reporting
The invention relates to the management of large stationary batteries. The invention is a comprehensive process for the management of stationary batteries that are used for backup power and are...
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7613577 |
Onboard battery monitoring apparatus and method for correcting offset value of current sensor thereof
An onboard battery monitoring apparatus for monitoring charging and discharge currents of an onboard battery 40 using a current sensor 43 includes an ignition switch 49 , a main line current...
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7605591 |
State of health recognition of secondary batteries
An invention is provided for determining a state of health of a battery. The invention includes applying a predefined load profile to a battery, and obtaining a plurality of battery response...
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7605567 |
Battery protecting circuit and battery with such protecting circuit
A protecting circuit for a battery used to power an electronic system includes a control circuit and a sensing circuit. The sensing circuit includes a tri-axial accelerometer having X, Y and Z...
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7598744 |
Scan tool for electronic battery tester
An electronic battery tester for testing a storage battery includes a first and a second electrical connector configured to electrically couple to terminals of the storage battery. Measurement...
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7598743 |
Battery maintenance device having databus connection
An electronic battery tester or charger for use with a storage battery includes a first and a second electrical connector configured to electrically couple to terminals of the storage battery....
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7598700 |
Tamper resistant battery and battery warranty and performance tracking system
A battery warranty and metrics tracking network with a programmable battery product for storing, sending and receiving data from a battery warranty, enablement, and metrics tracking network, having...
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7595643 |
Apparatus and method for simulating a battery tester with a fixed resistance load
A method and apparatus for simulating a battery tester with a fixed resistance load, such as a widely used Japanese load tester that rates the strength of Japanese batteries that are categorized...
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7595642 |
Battery management system for determining battery charge sufficiency for a task
An electronic tool and method to manage a battery includes a processor to monitor a battery charge and estimate a required charge needed by the electronic tool to complete any task or job shift....
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7595609 |
Battery system power path configuration and methods for implementing same
A battery system may be provided with a battery charge current path that is different from the battery discharge current path of the battery system, for example, by providing no controlled charge...
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7592774 |
Voltage measurement apparatus and electrically-driven tool
A voltage measurement apparatus is provided in which: among battery cells which make up a battery-cell group, a sampling switch electrically connects any one or more battery cells targeted for...
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7589533 |
One time operating state detecting method and apparatus
A method and apparatus for detecting a change in an electrical property between contacts. A one-time operating state detection device includes a member coupling a pair of contacts and a detector...
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7589532 |
System and method for estimating a state vector associated with a battery
A system and a method for estimating a state vector associated with a battery are provided. The method includes determining a time interval that the battery has been electrically decoupled from a...
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7579842 |
Battery management apparatus
A battery management system includes a sensing module, a feeding module, a control module, and a common line adapted for connection to a battery when in use. In some embodiments, a battery...
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7576544 |
Electric quantity indicator for an electromotive vehicle
An electric quantity indicator for an electromotive vehicle comprises an electric measuring wire parallel connected to a battery; a feedback circuit connected between a motor of the power supply...
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7567086 |
Method and article of manufacture for monitoring state of health of an electrical energy storage device
There is provided a method and article of manufacture for monitoring an electrical energy storage device for a system. The method comprises stabilizing the electrical energy storage device. Once...
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7567085 |
Diagnosis for expected life of emergency power apparatus
An emergency power diagnosis system measures the exact value of impedance voltage (Vis) from an AC actual waveform (V SM ) includes circuits and software operable to measure the effective...
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7560900 |
Rechargeable lithium battery protection device
A rechargeable lithium battery protection device uses an external circuit to control charging or discharging a rechargeable lithium battery for preventing an overcharge or an overdischarge of the...
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7554330 |
Method for determining the deterioration of a battery
This objective is achieved according to the present invention in that in a method for determining the deterioration of a battery, the charge and discharge cycles of the battery are measured by...
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7554296 |
Method and apparatus for detecting charged state of secondary battery based on neural network calculation
A neural network type of apparatus is provided to detect an internal state of a secondary battery implemented in a battery system. The apparatus comprises a detecting unit, producing unit and...
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7554294 |
Battery health monitor
A battery health monitor (BHM) that operates as a battery-mountable full-spectrum alternating current (ac) impedance meter that facilitates monitoring a state-of-charge and a state-of-health of a...
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7548819 |
Signal measurement and processing method and apparatus
Apparatus for generating an output dependent upon the impedance or at least one component of the impedance of a device includes a load component having a known impedance or component thereof for...
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7545146 |
Apparatus and method for predicting battery capacity and fitness for service from a battery dynamic parameter and a recovery voltage differential
A method and apparatus for testing a storage battery is provided in which a battery is measured to obtain a battery dynamic parameter value such as conductance. The battery is measured to obtain an...
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7542858 |
Simulated battery logic testing device
A simulated battery test device and method that is capable of testing a battery charging circuit and logic circuit to determine proper operation. An operational amplifier is used that can both...
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7541814 |
Method and device for determining the charge of a battery
A method and device for determining the charge of a battery, characterized in that a gain crossover frequency (f ± ) for an impedance of the battery excited by an alternating current signal is...
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7536572 |
Power sharing between portable computer system and peripheral devices
A method and apparatus that allows for controlling operating time of a portable computer system and a peripheral device. A portable computing system that includes a rechargeable power supply and...
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7532492 |
Host controlled voltage input system for an accessory device
An accessory device voltage management system includes an accessory device selectively coupled to a host. The host provides a bulk power supply and a low power supply voltage to the accessory...
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7525285 |
Method and system for cell equalization using state of charge
The present invention relates to an implementation of a method for cell equalization. The present invention uses other information such as the individual cell state-of-charge (SOC) estimates, and...
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7521935 |
Powertrain battery life predicting and warning apparatuses
A battery life predicting apparatus comprises a data processing unit for obtaining and processing data on a vehicle having a battery used as a power source of the vehicle, the data including...
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7505856 |
Battery test module
A storage battery includes a battery housing and a plurality of electrochemical cells in the battery housing electrically connected to terminals of the battery. A battery test module is mounted to...
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7504831 |
Cell-voltage measuring structure for fuel cell stack and related method
A cell-voltage measuring structure for a fuel cell stack, in which a plurality of unit cells, having conductive separators which includes anode-side separators and cathode-side separators to form...
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7504830 |
Dual load tester
The apparatus relates to a dual load tester that is hand held and highly portable. The dual load tester includes two resistive loads, and the two resistive loads may be used in series or one of the...
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7495448 |
Electro-chemical deterioration test method and apparatus
An apparatus for deriving data concerning the electro-chemical characteristics of a plurality of individual electro-chemical cells or corrosion processes is disclosed. In one aspect, the apparatus...
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7492160 |
Device and method for measuring individual cell voltages in a cell stack of an energy accumulator
A device and method enable measuring individual cell voltages of cells in a cell stack of an energy accumulator. To this end, a series circuit formed of two diodes is connected in parallel to each...
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7492127 |
System and method for battery calibration in portable computing devices
Described is a method which includes a step of initiating a calibration state of a battery status system. The calibration state including charging a battery to a first threshold value; discharging...
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7486079 |
Available input-output power estimating device for secondary battery
An available input-output power estimating device for a secondary battery includes a parameter estimating section substituting a measured current value I and a measured voltage value V into an...
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7482941 |
Physical key to facilitate an inactive mode for a state-of-charge indicator within a battery
The invention provides a system and battery including a state-of-charge indicator (SOCI) to monitor and display the amount of charge within the battery. The SOCI is capable of operating in a...
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7474103 |
Storage medium having game program stored thereon and game apparatus
At least one of continuous disconnection, intermittent disconnection, and temporary disconnection, of wireless communication between the input device and the game apparatus is detected. Remaining...
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7471090 |
Method for determining capacity of lead-acid batteries of various specific gravities
In accordance with various embodiments, there is a method for determining the capacity of a battery. Various embodiments include applying a predetermined current ramp to a fully charged lead-acid...
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7466138 |
Method of structuring comparative reference value used in battery SOC estimating method for dynamic pattern
Disclosed is a method for structuring a comparative reference value used to estimate a residual charge (SOC; State of Charge) of a battery. The method comprises comprising steps of: measuring open...
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7466137 |
Apparatus and method for measuring voltage of the fuel cell stack using a capacitor
An apparatus for measuring voltage is provided which measures output voltage between at least one pair of detecting terminals provided on an object under measurement. The apparatus for measuring...
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7459911 |
Method for detecting the connection between the energy storage mechanism and the electrical system of a vehicle
A method for detecting the state of electrical connection of an energy store, e.g., a battery, to a vehicle's electrical system includes ascertaining operating variables, e.g., battery current I B ...
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7451025 |
Test mode circuit and reset control method therefor
A power control circuit is provided in a vehicle control ECU mounted in a vehicle. The control circuit, when making a shift to a test mode by a test mode circuit, closes a relay to supply a power...
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7446536 |
Scan tool for electronic battery tester
A cable for connecting to an electronic battery tester, includes a first end configured to couple to a databus of a vehicle and a second end configured to couple to the electronic battery tester....
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7444192 |
Reactive replenishable device management
Reactive replenishable device management comprises receiving device measurement data from at least one device, updating one or more device usage profiles associated with the at least one device,...
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7429849 |
Method and apparatus for confirming the charge amount and degradation state of a battery, a storage medium, an information processing apparatus, and an electronic apparatus
A method and apparatus is used to confirm the charge amount and degradation state of a battery. Various cycle test battery measurements are conducted at prescribed time intervals until the end of...
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