About 641 results
Showing the first 200 results.
https://drivepatents.com/patents/973126 · 2 Jul 2014
A motor driving device according to the present invention includes: a PWM duty ratio detecting unit for detecting a target rotational speed based on a duty ratio of a PWM signal input from a host system; a PWM period detecting unit for detecting a period o...
https://drivepatents.com/patents/973127 · 2 Jul 2014
A fuel cell system (100) includes: a reformer (1) configured to generate a hydrogen-containing gas through a reforming reaction by using a raw material and steam; a raw material supply device (2) configured to supply the raw material to the reformer; a ste...
https://drivepatents.com/patents/973104 · 2 Jul 2014
A vehicle power source device includes a battery, a charging circuit, a capacitor, a switch, a voltage detection circuit, a current detection circuit, a control circuit, and a recording unit. The charging circuit is connected to the battery and the capacit...
https://drivepatents.com/patents/973089 · 2 Jul 2014
A method of controlling a heating system includes: obtaining (S101), from a power supply source, information specifying an output modulation period during which power consumption by a heat pump unit is to be reduced; and controlling (S102, S103), based on ...
https://drivepatents.com/patents/973043 · 2 Jul 2014
When a controller 9 of an in-vehicle charger 6 detects an installation state of a wireless key 13 relative to a charger, the controller 9 turns on power supply to the charger 8 and controls to a keyless entry device 10 to perform first communication verifi...
https://drivepatents.com/patents/973045 · 2 Jul 2014
A driving assistance apparatus is provided in which the detection range of a left-front-corner sonar (12a) located at the vehicle's left front corner is included in the field of view or a second imaging means (14) located at the vehicle's left front corner...
https://drivepatents.com/patents/973332 · 25 Jun 2014
An object of the present invention is to provide an electrolyte membrane that suppresses swelling and shrinkage caused by water retained in the electrolyte membrane for a solid polymer-type fuel cell, improves the durability of the electrolyte membrane, an...
https://drivepatents.com/patents/973325 · 25 Jun 2014
Acquiring unit acquires, as power usage amount, amount of power for each measurement time, for each of branch lines through which power is fed to electrical loads, respectively. History storage unit stores a plurality of power usage amounts for each branch...
https://drivepatents.com/patents/973677 · 18 Jun 2014
A close attachment region (E1) is provided on the outer side relative to an outer edge portion (14a) of a gas diffusion layer (14) and on the inner side relative to the inner edge portion of a gasket (21) as seen from the thickness direction of a polymer e...
https://drivepatents.com/patents/973662 · 18 Jun 2014
An electric vehicle (11) which travels by driving actuators (32) includes: a monitor unit which monitors external environment or internal environment of the electric vehicle (11); an alarm unit (21) which outputs, based on monitoring information obtained b...