Inventor
HAGEN ROLF
5 patents
Patents
5 patentsUS4476347AOct 9, 1984
Method and circuit arrangement for transmitting communication signals between switching centers of first and second switching networks operating with different transmission procedures
SIEMENS AG20 citations80
US4335456AJun 15, 1982
Switch-through unit for bit groups within a program controlled, electronic data switching system
SIEMENS AG9 citations67
US4354261AOct 12, 1982
Circuit arrangement and method for multi-address switching operations
SIEMENS AG8 citations62
US4323728AApr 6, 1982
Conversion circuit arrangement and method for switching digital encoded signals
SIEMENS AG6 citations58
US4307265ADec 22, 1981
Circuit arrangement for transmitting digital signals between transmitting and/or receiving devices operating with different data transmission procedures and different data formats
SIEMENS AG4 citations58