Inventor
NODA SEIICHI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “NODA SEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
12 patentsUS7167110B2Jan 23, 2007
Multi-level communication system and method with error correction
NEC CORP9 citations73
US6717532B2Apr 6, 2004
Communication system and method
NEC CORP9 citations73
US5107504AApr 21, 1992
Multilevel quadrature amplitude modulator capable of reducing a maximum amplitude of a multilevel quadrature amplitude modulated signal regardless of transmission data information or redundant information
NEC CORP13 citations73
US4965576AOct 23, 1990
Error correcting system capable of effectively using an allowable frequency band
NEC CORP13 citations73
US4716385ADec 29, 1987
Multilevel modulator comprising a compact error correcting code producing unit
NEC CORP16 citations72
US7630453B2Dec 8, 2009
Multi-level modulation method and system
NEC CORP3 citations62
US7330451B2Feb 12, 2008
Code division multiple access communication system and method
NEC CORP2 citations62
US7230994B2Jun 12, 2007
Multi-level modulation apparatus, multi-level demodulation apparatus, multi-level modulation/demodulation communication system, program and modulation/demodulation method
NEC CORP6 citations62
US7035340B2Apr 25, 2006
Modulation device, demodulation device, communication system using the same, program and method for implementing modulation and demodulation
NEC CORP3 citations62
US7031403B2Apr 18, 2006
Phase shift keying modulation including a data converter for converting an input data signal having 3 bits long into two ternary converted data signals
NEC CORP4 citations62
US4757516AJul 12, 1988
Transversal equalizer
NEC CORP2 citations61
US7649956B2Jan 19, 2010
Modulation and demodulation system, modulator, demodulator and phase modulation method and phase demodulation method used therefor
NEC CORP5 citations59