COMMUNICATING USING ASK OR QAM WITH UNEVEN SYMBOL CONSTELLATION

Systems and methods of performing ASK or QAM modulation with uneven distance between symbols are provided. These are used to provide differing BER performances among bits sent from a transmitter to a receiver. L'invention porte sur des systèmes et des procédés de réalisation d'une modulati...

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Bibliographic Details
Main Authors CARPENTER, PAUL, XIN, YAN, QU, SHOUXING, DWYER, JOHANNA LISA
Format Patent
LanguageEnglish
French
Published 18.02.2010
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:Systems and methods of performing ASK or QAM modulation with uneven distance between symbols are provided. These are used to provide differing BER performances among bits sent from a transmitter to a receiver. L'invention porte sur des systèmes et des procédés de réalisation d'une modulation ASK ou QAM avec une distance irrégulière entre symboles. Ils sont utilisés pour fournir différentes performances BER parmi des bits envoyés d'un émetteur à un récepteur.
Bibliography:Application Number: WO2009CA01132