Inventor

NUNAN WILLIAM J

US4 patents

⚠️ This page may combine multiple inventors who share the name “NUNAN WILLIAM J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HUGHES ELECTRONICS CORP

2 patents

US6229477B1May 8, 2001

Method and system for determining a position of a communication satellite utilizing two-way ranging

HUGHES ELECTRONICS CORP127 citations97

US6313790B2Nov 6, 2001

Method and system for determining a position of a transceiver in a communications network

HUGHES ELECTRONICS CORP17 citations91

DIRECTV GROUP INC

2 patents

US7376417B2May 20, 2008

Method and system of efficient spectrum utilization by communications satellites

DIRECTV GROUP INC18 citations89

US6810249B1Oct 26, 2004

Method and system of efficient spectrum utilization by communications satellites

DIRECTV GROUP INC10 citations70