About 41 results
https://drivepatents.com/patents/1073910 · 21 Sep 2005
The method involves activating a DC-DC converter (18), carrying out a slave-function, by a DC-DC converter (12) carrying out a master-function, when a load current (I) increases. The error currents of other already activated DC-DC converters (12, 14, 16) a...
https://drivepatents.com/patents/1075372 · 3 Aug 2005
A method is provided for actuating a switch (SW; T1) regulating the current uptake in one of at least two parallel switch transformer stages (3, 3_1, 3_n) of a multiphase DC voltage transformer, which has an output terminal for connecting a load and produc...
https://drivepatents.com/patents/1083131 · 20 Oct 2004
This invention relates to a method of establishing a master unit in a multi-unit parallel system. Each module with a respective number is connected through a bus, and has a different host-identifying pulse width Ts and a host-releasing pulse width Tw. Acco...
https://drivepatents.com/patents/1088275 · 7 Apr 2004
A Factorized Power Architecture ("FPA") method and apparatus for supplying power to highly transient loads such as microprocessors includes a front end power regulator ("PRM) which provides a controlled DC bus voltage which is converted to the desired load...
https://drivepatents.com/patents/1091280 · 10 Dec 2003
DC/DC converters 21, 22, and 23 arranged side by side have first output terminals 21a, 22a, and 23a conducting to one pole of capacitors for rectification, second output terminals 21b, 22b, and 23b conducting to the other pole of the capacitors, and connec...
https://drivepatents.com/patents/1092918 · 1 Oct 2003
A description is given of a power rectifier comprising an output (3, 5) for connection to a supply line (7A, 7B) leading to a load (Z), a cut-off device (9) being connected to said output to break the connection between said rectifier and said supply line....
https://drivepatents.com/patents/1093090 · 24 Sep 2003
A device for remote line powering in a telecommunication network in which electric power is supplied via a plurality of line pairs (20) and aggregated to provide electric power suitable for powering an appliance (10). The electric power supplied via each o...
https://drivepatents.com/patents/1094237 · 6 Aug 2003
A Factorized Power Architecture ("FPA") method and apparatus includes a front end power regulator which provides one or more controlled DC bus voltages which are distributed through the system and converted to the desired load voltages using one or more DC...
https://drivepatents.com/patents/1095859 · 21 May 2003
A DC-DC conversion switching power supply is provided, including a plurality of DC-DC converters (1a, 1b, 1c) connected in parallel. A three-times frequency waveform which is generated from a three-times frequency waveform generation circuit (5), and is in...
https://drivepatents.com/patents/1101756 · 18 Sep 2002
A power source apparatus with a saving in wiring, large noise immunity and an additional function is achieved by connecting AC input bus lines (Vin +), (Vin-), DC output bus lines (Vo+), (Vo-) and a current balance signal bus line (CB) for connecting first...