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Technology Stocks : Qualcomm Incorporated (QCOM) -- Ignore unavailable to you. Want to Upgrade?


To: S100 who wrote (103331)8/28/2001 1:58:24 PM
From: S100  Respond to of 152472
 
New QCOM Patent, 4G?

snip

Bit interleaving for orthogonal frequency division multiplexing in the transmission of digital signals

Abstract
In an orthogonal frequency division multiplexing (OFDM) system which uses an outer Reed-Solomon encoder and interleaver an inner convolutional encoder, after the inner convolutional encoding the data bits are interleaved, and then grouped into symbols, each symbol having "m" bits. After grouping, the symbols are mapped to a complex plane using quadrature amplitude modulation (QAM). Thus, bits, not symbols, are interleaved by the inner interleaver. A receiver performs a soft decision regarding the value of each bit in each complex QAM symbol received.

snip
164.195.100.11



To: S100 who wrote (103331)8/28/2001 2:27:54 PM
From: LarsA  Read Replies (1) | Respond to of 152472
 
OT "Sweden's culture does not allow for dynamic business, Snyder says." -right, Ericsson, IKEA, Volvo automobiles, trucks, jet engines, boat engines, SAAB Automobiles, SAAB Jetfighters, SAAB Scania Trucks, Pharmacia, ABB, Astra, Electrolux, Hasselblad, Kinnevik, SAS, SKF, Telia, Tetra Laval, Skanska, a steel industry, a film industry, a forest industry just to name the bigger ones...
And oh yes we have top notch medical research going on - we own 24 of the 60 stem cell lines Pr. Bush based his decision on. They may get the Nobel prize one day - because that's ours also.
Not to shabby for a population of 8½ million.
Ed Snyder...
;-)