US 12,436,588 B2
Power conversion retrofit system for wireless communication systems
Charalampos Vogiatzakis, Chania (GR); Konstantinos Angelis, Koropi (GR); Elias Fermelis, Koropi (GR); Anestis Kolovos, Serres (GR); Stavros Georgiadis, Athens (GR); Shawn A. Warner, Rathdrum, ID (US); and Michael C. Bloxham, Mead, WA (US)
Assigned to RAYCAP S.A., Athens (GR)
Filed by RAYCAP S.A., Athens (GR)
Filed on Feb. 23, 2023, as Appl. No. 18/173,657.
Claims priority of provisional application 63/314,816, filed on Feb. 28, 2022.
Prior Publication US 2023/0276592 A1, Aug. 31, 2023
Int. Cl. G06F 1/26 (2006.01); H02M 1/32 (2007.01); H02M 3/158 (2006.01); H05K 7/14 (2006.01)
CPC G06F 1/263 (2013.01) [H02M 1/325 (2021.05); H02M 3/158 (2013.01); H05K 7/14322 (2022.08); H05K 7/14324 (2022.08)] 23 Claims
OG exemplary drawing
 
1. A power conversion retrofit system for a power communications system having an existing base overvoltage protection (OVP) unit, wherein one end of DC power cables is connected to remote radio heads (RRHs), the power conversion retrofit system comprising:
one or more pluggable DC voltage conversion (DCVC) modules containing DC-DC converters inserted into respective slots in a first side of an enclosure of the base OVP unit; and
a connectivity and control (CC) module inserted into a second side of the enclosure to mate with the DCVC modules and to connect with an opposite end of DC power cables.