Inventor
SIU EDWARD K W
US5 patents
Patents
5 patentsUS5528661AJun 18, 1996
Diagnostic mechanism for monitoring operational status of remote monitoring and test unit which controllably test and conditions subscriber line circuits
HARRIS CORP61 citations94
US5615225AMar 25, 1997
Remote measurement unit containing integrated line measurement and conditioning functionality for performing remotely commanded testing and conditioning of telephone line circuits
HARRIS CORP76 citations93
US5504801AApr 2, 1996
User-controlled electronic modification of operating system firmware resident in remote measurement unit for testing and conditioning of subscriber line circuits
HARRIS CORP52 citations90
US5452339ASep 19, 1995
Local/remote modification of electronically alterable operating system firmware resident in redundant flash memory of remote unit for testing/conditioning subscriber line circuits
HARRIS CORP38 citations90
US5440610AAug 8, 1995
Mechanism for controlling operation of telephone metallic loop measurement device in dependence upon rate of settling of telephone line voltage
HARRIS CORP6 citations57