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Sarah Spence Adams

Complex orthogonal designs (CODs)

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On Transeiver Signal Linearization And The Decoding Delay Of Maximum Rate Complex Orthogonal Space-Time Block Codes, Sarah Spence Adams, Nathaniel Karst, Mathav Murugan, Tadeusz Wysocki Mar 2012

On Transeiver Signal Linearization And The Decoding Delay Of Maximum Rate Complex Orthogonal Space-Time Block Codes, Sarah Spence Adams, Nathaniel Karst, Mathav Murugan, Tadeusz Wysocki

Sarah Spence Adams

Complex orthogonal designs (CODs) have been successfully implemented in wireless systems as complex orthogonal space-time block codes (COSTBCs). Certain properties of the underlying CODs affect the performance of the codes. In addition to the main properties of a COD's rate and decoding delay, a third consideration is whether the COD can achieve transceiver signal linearization, a property that facilitates practical implementation by, for example, significantly simplifying the receiver structure for iterative decoding. It has been shown that a COD can achieve this transceiver signal linearization if the nonzero entries in any given row of the matrix are either all conjugated …