1. Use of Turbo Codes with Low-Rate Convolutional Constituent Codes in Fingerprinting Scenarios
- Author
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Universitat Politècnica de Catalunya. Departament d'Enginyeria Telemàtica, Universitat Politècnica de Catalunya. SERTEL - Serveis Telemàtics, Tomás Buliart, Joan, Gómez Muro, Ana, Fernández Muñoz, Marcel, Soriano Ibáñez, Miguel, Universitat Politècnica de Catalunya. Departament d'Enginyeria Telemàtica, Universitat Politècnica de Catalunya. SERTEL - Serveis Telemàtics, Tomás Buliart, Joan, Gómez Muro, Ana, Fernández Muñoz, Marcel, and Soriano Ibáñez, Miguel
- Abstract
We discuss the use of turbo codes in fingerprinting schemes. More precisely, we present a family of turbo codes that are secure against attacking coalitions of size 2. This family is build upon a class of low-rate convolutional codes with maximum free distance. Low rate convolutional codes are commonly used in code-spread CDMA applications. Moreover, we show how efficient traitor tracing can be performed by means of the turbo decoding algorithm., Peer Reviewed, Postprint (published version)
- Published
- 2011