Inventor · Germantown, MD, US

Feng-Wen Sun

77Patents
21h-index
23Co-inventors
84Inventor score

Filing activity: Nov 7, 1997 → Dec 20, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US7191378B2 Method and system for providing low density parity check (LDPC) encoding Electricity 210 Expired
US6430233B1 Single-LNB satellite data receiver Electricity 210 Expired
US7203887B2 Method and system for routing in low density parity check (LDPC) decoders Electricity 175 Expired
US6963622B2 Bit labeling for amplitude phase shift constellation used with low density parity check (LDPC) codes Electricity 125 Expired
US6334197A Turbo code interleaver with near optimal performance Electricity 73 Expired
US6829308B2 Satellite communication system utilizing low density parity check codes Electricity 57 Expired
US6539050B1 Method for transmitting wideband signals via a communication system adapted for narrow-band signal transmission Electricity 54 Expired
US7334181B2 Method and system for providing short block length low density parity check (LDPC) codes Electricity 44 Expired
US8102947B2 Bit labeling for amplitude phase shift constellation used with low density parity check (LDPC) codes Electricity 43 Active
US7020829B2 Method and system for decoding low density parity check (LDPC) codes Electricity 37 Expired
US7907641B2 Method and apparatus for providing signal acquisition and frame synchronization in a hierarchical modulation scheme Electricity 34 Active
US7161988B2 Method and apparatus for minimizing co-channel interference Electricity 34 Expired
US7234098B2 Method and apparatus for providing reduced memory low density parity check (LDPC) codes Electricity 32 Expired
US6295311A Method and apparatus for compensating for phase differences in received signals Electricity 29 Expired
US7460832B2 Methods and apparatuses for minimizing co-channel interference Electricity 29 Expired
US7376883B2 Method and system for providing long and short block length low density parity check (LDPC) codes Electricity 26 Active
US8199847B2 Method and apparatus for providing higher order modulation that is backwards compatible with quaternary phase shift keying(QPSK) or offset quaternary phase shift keying (OQPSK) Electricity 26 Active
US7296208B2 Method and system for generating parallel decodable low density parity check (LDPC) codes Electricity 23 Expired
US7725802B2 Code design and implementation improvements for low density parity check codes for multiple-input multiple-output channels Electricity 23 Active
US8069393B2 Method and system for providing long and short block length low density parity check (LDPC) codes Electricity 23 Active
US7577207B2 Bit labeling for amplitude phase shift constellation used with low density parity check (LDPC) codes Electricity 22 Active
US7770089B2 Method and apparatus for providing reduced memory Low Density Parity Check (LDPC) codes Electricity 21 Active
US7673226B2 Method and system for providing short block length low density parity check (LDPC) codes Electricity 21 Active
US7369633B2 Method and apparatus for providing carrier synchronization in digital broadcast and interactive systems Electricity 19 Expired
US7483496B2 Method and system for providing long and short block length low density parity check (LDPC) codes Electricity 19 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.