By Luca Fanucci, Marco Luise, Filippo Giannetti, Massimo Rovini
An Experimental method of CDMA and Interference Mitigation used to be written with the admittedly formidable purpose of filling the distance among verbal exchange concept and VLSI implementation, and therefore to supply a extra general/theoretical method of the layout, improvement, and checking out of a CDMA receiver. for this reason, the options and strategies which are provided develop into acceptable to a extra normal type of electronic instant modems by way of receiver structure layout and implementation. because the reader will simply discover, the topic of electronic modem layout and implementation is addressed within the ebook ranging from a theoretical process (supported by means of right bibliographic references), and is via program concerns, almost about an ESA test assumed as a case learn. an entire layout move, from specification to implementation, together with trying out and ultimate verification is then offered. This leads the reader step by step to an intensive knowing of CDMA transmission and detection, and constitutes a pragmatic advice for the layout of VLSI instant cellular terminals.
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Additional info for An Experimental Approach to CDMA and Interference Mitigation: From System Architecture to Hardware Testing through VLSI Design
By carefully defining the platforms’ layers and developing new representations and associated transitions from one platform to the next, an economically feasible SoC design flow can be realized. Platform based design provides a rigorous foundation for design re-use, ‘correct by construction’ assembly of pre-designed and pre-characterized components (versus full custom design methods), design flexibility (through an extended use of reconfigurable and programmable modules) and efficient compilation from specification to implementations.
13 µm chips, mask costs of $600,000 are not uncommon); ii) increase performance predictability reducing the risk involved in complex SoC design and manufacturing as a re- 1. 13 µm and below) second order effects (such as crosstalk, electro-migration and wire delays which can be more important than gate delays). These observations, combined with an intense pressure to reduce the time to market, requires a design paradigm shift comparable with the advent of the driving of ASIC design by cell libraries in the early 1980s, to move to the next design productivity level by further raising the level of abstraction.
To obtain the Kasami large set, we start with two equal length m-sequences y and z both obtained after decimation/repetition of a ‘mother’ longer m-sequence x as above. We then take all of the sequences obtained by adding x, y, and z with any possible (cyclical) shifts of y and z, for a total number of 2m / 2 (2m 1) sequences if | m |4 2 , and 2m / 2 (2m 1) 1 if | m |4 0 . The auto- and crosscorrelation sequences are limited to 5 particular values we will not specify here (more details can be found in Kasami’s seminal paper [Kas68], in the extensive investigation about codes correlation properties by Sarwate and Pursley [Sar80] and in the survey on spreading codes for DS-CDMA by Dinan and Jabbari [Din98]).
An Experimental Approach to CDMA and Interference Mitigation: From System Architecture to Hardware Testing through VLSI Design by Luca Fanucci, Marco Luise, Filippo Giannetti, Massimo Rovini