Electricity: battery or capacitor charging or discharging inventions 03/06

20060066284 - Self-propelled cleaner rechargeable traveling system and rechargeable traveling system: Disclosed is a rechargeable traveling system which enables a self-propelled machine to be charged properly without fail. Since a charging terminal, located on the back of the body of a self-propelled cleaner, is horizontally wider than a feeding terminal of a battery charger, even if the cleaner comes close to...

20060066285 - Method for detecting state of secondary battery and device for detecting state of second battery: Based on a plurality of valid data sets from a data set selection portion, an internal-resistance-during-charging calculation portion calculates the value Rc of internal resistance during charging from the slope of a voltage-current linear approximation during charging, and an internal-resistance-during-charging-and-discharging calculation portion calculates the value Rcd of internal resistance during...

20060066286 - Overcurrent detection method and detection circuit: In a load-driving apparatus with a FET between a battery and a load, an overcurrent detection circuit has a function generation circuit with a voltage divider circuit and a comparator. The voltage divider circuit has a pair of resistors connected to a drain of the FET, and a Zener diode...

20060055366 - Method of controlling photovoltaic power generation system: A conventional hill climbing method is not capable of tracking a maximum power when a shadow covers a part of a solar cell panel and a plurality of maximal values is thereby developed. The invention provides a photovoltaic power generation system control method that controls a photovoltaic output setting value...

20060055367 - Battery power circuit and automobile battery power circuit: A load is connected to a first battery group. The first battery group and a second battery group are connected in series to each other. A bidirectional DC/DC converter for electric power migration between the first battery group and the second battery group is provided....

20060055368 - Non-polarity charging device: The invention herein relates to a non-polarity charging device wherein the positive/negative sensing terminals are connected to the battery. When in correct polarity, current flows from positive output clamp output to the battery positive terminal and back to the charging device through the negative output clamp, otherwise, the positive voltage...

20060055371 - Battery pack: A battery pack for supplying power to an electrical device has a plastic housing having a housing wall with at least one wall section, at least one battery cell which has an outer circumference and is inserted into the housing so that the at least one wall section of the...

20060055370 - Device for locking a power tool to a battery pack, and battery pack: A device for locking a power tool to a battery pack has at least one movable locking bar mountable on the power tool and upon locking engaging a detent recess of the battery pack, and at least one unlocking device for manually disengaging the locking bar from the detent recess,...

20060055369 - Device for locking an electric tool with a rechargeable battery pack: A device for locking an electric tool with a rechargeable battery pack has at least one locking bar mounted on one element selected from the group consisting of the electric tool and rechargeable battery pack in a manner that allows it to move against a spring force, whereby when the...

20060055372 - Rechargeable remote control and receptacle: A rechargeable remote control system having a control module that may be recharged at a charging station located on the device for which it is configured to operate. The system provides a rechargeable remote control system for use in operating an electronic device, such as a television or a stereo,...

20060055374 - Battery charged condition computing device and battery charged condition computing method: In order to provide a battery charging state arithmetic operation device which can judge a charging state of a battery currently being used easily and in a short time, there are provided battery voltage calculation means 6 with specified load for calculating a first and a second battery voltages when...

20060055373 - Method for predicting the voltage of a battery: The present invention discloses a method for predicting the voltage of a battery, in particular a vehicle battery. The method according to the invention makes it possible to predict a voltage drop before it actually occurs as a result of a load. For this purpose, a filtered battery voltage and...

20060055375 - Voltage supply circuit and method for starting a circuit arrangement: One or more aspects of the present invention pertain to a voltage supply circuit arrangement. In one example, an arrangement comprises a voltage regulator designed to output a regulated voltage, derived from a first supply voltage applied to a supply input. An additional circuit component is also included that has...

20060055376 - Input and output circuit and method of operation thereof: An input and output circuit includes a common input and output node, an abnormal voltage detector and a clock generating circuit. The common input and output node is used as an output node in a normal operation mode and used as an input node in a test operation mode where...

20060055377 - Power supply unit, generator, and wind turbine generator: A power supply unit of the invention comprises a battery 4 that stores electric power used for operations of various devices; a dynamo 19, a rotation support mechanism 14, and a rectifying section 32 as charging means that converts natural energy into electric energy and supplies electric power of the...

20060049797 - Battery control system for hybrid vehicle and method for controlling a hybrid vehicle battery: A battery control system for hybrid vehicle includes a hybrid powertrain battery, a vehicle accessory battery, and a prime mover driven generator adapted to charge the vehicle accessory battery. A detecting arrangement is configured to monitor the vehicle accessory battery's state of charge. A controller is configured to activate the...

20060049799 - Battery pack: A battery pack 100 has plural battery modules 110 each of which constituted with plural unit cells 120 arranged in a row. Furthermore, a spacer 130 intervenes between adjoining battery modules 110 to constitute a cooling passage 160 which makes cooling medium flow and cools down the unit cells 120....

20060049798 - Nickel hydrogen battery charger with the function of detection of battery capacity: A nickel hydrogen battery charger with the function of detection of battery capacity having an instant discharge loop coupled to a charging circuit. A rapid detection of the battery capacity is performed by use of the instant voltage level during discharge. It takes only few seconds to determine if the...

20060049800 - Low power control mode for power supply: Systems and methods are disclosed to mitigate power consumption in a power supply, such as when operating in a low power mode. One aspect of the present invention relates to a control system for a power supply. The system includes a bias generator that provides a bias signal operative to...

20060049801 - Electronic apparatus with remote controller: To provide an electronic apparatus with a remote controller, in which the remote controller can transmits the residual capacity of a battery used therein to the electronic apparatus, and the electronic apparatus can indicate the residual battery capacity so that a user can recognize the residual battery capacity with reliability....

20060049803 - Critical-voltage indicator for a vehicle battery: The present invention provides methods and apparatuses for the detection and warning of a critical voltage of a vehicle battery. An apparatus includes a voltage regulator, a voltage-level detector, a logic circuit, and a light-emitting diode (LED) with a current-protection circuit for providing an indication when the battery voltage drops...

20060049802 - Terminal box and a method of providing it: Terminal plates (30) are juxtaposed on a base plate (11) for electrically connecting positive and negative electrodes of a solar battery module (90) to cables (80) for external connection. A rectifying device (50) spans between adjacent terminal plates (30). Each rectifying device (50) has a bypass diode (52) and a...

20060049804 - Protection method, control circuit, and battery unit: A protection method for preventing battery cells from over-discharging and being overcharged, a control circuit, and a battery unit are provided. In the protection method, when a set signal “1” is supplied to a set terminal, a flip-flop outputs “1”. The gate of a discharge control FET then becomes “1”,...

20060049805 - System and method of battery capacity reporting: A method and system for accurately reporting battery capacity is disclosed herein. The disclosed method and system prevent the reporting of discontinuous capacity values resulting from starting or stopping recharge cycles. The disclosed method and system prevent over or under reporting of battery capacity due to the transition between charge...

20060049806 - Capacitor charging apparatus, semiconductor integrated circuit therefor, and capacitor charging-discharging system: In a capacitor charging apparatus, an on-time in which the primary circuit of a transformer is energized is continued until a primary current detection signal reaches a predetermined peak detection level, and an off-time in which the primary circuit is de-energized is clocked from the time when the primary current...

20060043924 - Arrangement for charging at least two batteries: Arrangement for charging at least two traction batteries for an industrial truck comprising a charging unit adapted to be connected to a traction batteries through charging cable, change-over means having an input connected to the charging unit and at least two outputs which through charging cables each may be connected...

20060043925 - Battery cap for a battery cell of a mobile electronic device: To reduce tolerances of alignment member of battery packs and to simplify the manufacturing process a cap is used which provides the mechanical and electrical connection between a battery cell and a mobile electronic device. The cap, separately manufactured and subsequently attached to the battery cell, comprises at least one...

20060043926 - Charger: A charger comprises a temperature detection portion that comes in contact with a battery detachably mounted to a battery pocket and detects its battery temperature, and a charge circuit that controls charge of the battery based on the battery temperature detected by the temperature detection portion. The temperature detection portion...

20060043927 - Retention of rechargeable devices: There is disclosed a system and method for retaining portable rechargeable devices to recharging stations wherein one or other or both of the recharging station and the portable device are provided with connecting means adapted for temporary releasable connection of the two. This is particularly advantageous when used with recharging...

20060043928 - Battery charger: The battery charger is provided with temperature detection sections 12 to contact and detect the temperature of AA batteries 2A and AAA batteries 2B loaded in a battery pocket 3, and a charging circuit to detect battery temperature and control battery 2 charging. The battery charger is provided with AA...

20060043930 - Charging system for legged walking robot: An inexpensive charging system with a simple construction is capable of supplying charging current to a battery of a legged walking robot while maintaining the supply of required current to an electric load of the legged walking robot by an external power source. The charging system includes a connection circuit...

20060043929 - Charging system of biped walking robot: A charging system is capable of charging a battery of a biped walking robot while stabilizing the posture of the biped walking robot and also restraining the occurrence of spark discharge or noises. A charger of the charging system for charging the battery provided in the biped walking robot includes...

20060043932 - Charging circuit for secondary battery: A charging circuit for a secondary battery includes a constant-voltage circuit part outputting one of a plurality of predetermined constant voltages and charges the secondary battery by applying the constant voltage thereto, a detection circuit part detecting a battery voltage of the secondary battery, and a control circuit part controlling...

20060043931 - Step-up switching voltage regulator circuit: A power voltage of a battery (including a secondary battery) mounted on a portable device drops with use or the like of the portable device. Therefore, a step-up switching voltage regulator circuit is mounted on the portable device. On the other hand, the power voltage of the battery exceeds a...

20060043933 - Battery voltage monitor: A voltage monitor that is operable in two distinct modes. The first mode is the basic model without a transmitter or receiver. The only functions are battery voltage and audible alarm. The second mode is the Voltminder with a alarm and data transmission capability. The standard Voltminder placed in the...

20060043934 - Cell set capacity controlling system and method: A cell control unit (20) individually controls cell capacities (SOC) of a first subset (Cf) of a set of cells (Cj) in a heat dissipating manner by using discharge resistors (Rj), a set of estimation elements (21, 31-33, S1-S6, S11-S16, S18-S19) estimates a degree of heat dissipation of the set...

20060043936 - Apparatus for protecting mobile communication terminal having built-in battery from electric charging and method thereof: An apparatus for protecting a mobile communication terminal having a built-in battery from an electric charging and method thereof are disclosed, by which the mobile communication terminal is protected against a problem generated from using a false battery. The present invention includes a power unit, an electric charging control unit...

20060043935 - Safety device for preventing overcharge of secondary batteries and secondary batteries therewith: An object of the present invention is to provide the device for protecting a secondary battery safely from overvoltage and overheating caused by the overcharge by using simple safety device, which provides a contacted safety device which connects between a constant voltage element showing a discharge characteristic in the state...

20060043937 - Method and system for obtaining ambient temperatures: The invention concerns a method (300) and system (100) for obtaining ambient temperatures. The method can include the steps of coupling (312) an accessory (112) having a first temperature monitor (170) to a portable electronic device (110), operating (314) a power source (114) of the portable electronic device and monitoring...