About 23 results
https://drivepatents.com/patents/1381206 · 16 Apr 2026
A backup power supply device () includes a first switch (), a second switch (), a third switch (), a fourth switch (), an auxiliary power supply (), and a control circuit (), wherein the first switch () includes a first diode () provided in a direction in ...
https://drivepatents.com/patents/1381207 · 16 Apr 2026
An a adaptable redundant power (ARP) platform that utilizes inherent redundancy (IR) for a 4-to-3 distributed redundant infrastructure. The infrastructure includes: a plurality of load centers; four duty power modules (DPMs), each coupled to a unique bus t...
https://drivepatents.com/patents/1393012 · 25 Mar 2026
Die vorliegende Erfindung bezieht sich auf eine Vorrichtung zur batteriegestützten Stromversorgung von Geräten mit Wechselspannung AC und Gleichspannung DC für medizinischen Einrichtungen, umfassend- ein Batteriesystem (46), bestehend aus einem Gleichri...
https://drivepatents.com/patents/1379848 · 19 Mar 2026
Systems and methods described herein provide examples of an electrical panel (e.g., a modular electrical panel) that is configured to control a plurality of electrical loads. The electrical panel may include a control circuit, memory, a communication circu...
https://drivepatents.com/patents/1372870 · 16 Jan 2025
A control method applied to a power supply system. The power supply system comprises at least one first power unit and a second power unit, and the at least one first power unit is configured to provide power to an electrical load according to a power prov...
https://drivepatents.com/patents/1205600 · 26 Apr 2018
Improvements are disclosed to a basic offline/standby UPS that keep its high standby efficiency while improving it electrical performance to match a online/double conversion UPS. One such improvement comprises a method for modifying a basic standby power s...
https://drivepatents.com/patents/968968 · 15 Oct 2014
A portable backup power supply comprises a battery pack (1), which is composed of lithium iron phosphate or lithium cobalt oxide batteries and is connected with an output terminal of a charger circuit (2). The battery pack (1) is synchronously connected wi...
https://drivepatents.com/patents/972943 · 2 Jul 2014
An uninterruptible power supply (10) of the present invention is provided with a battery (11); a DC-DC converter circuit (12) for regulating the voltage of the power delivered by the battery (11); and a voltage control circuit (13) for controlling the DC-D...
https://drivepatents.com/patents/973246 · 25 Jun 2014
The attachment has a generation unit (50) for generating a supply signal (V1) from a main supply signal (V0). A control unit (20) is arranged for the connecting the supply signal to an electronic circuit or a storage unit (11) such as RAM, when a control s...
https://drivepatents.com/patents/976079 · 16 Apr 2014
The present invention provides a lighting device having uninterruptible illumination and external power supply function, in which the lighting device (L100) is combined with an energy storing/discharging device (ESD100) thereby providing an uninterruptible...