Sökning: onr:"swepub:oai:research.chalmers.se:607a024b-6c0c-4d1d-a954-a36dc014b59b" >
A unified analysis ...
A unified analysis for coded DS-CDMA with equal-gain chip combining in the downlink of OFDM systems
-
- Persson, Anders, 1975 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
-
- Ottosson Gadd, Tony, 1969 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
-
- Ström, Erik, 1965 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
-
(creator_code:org_t)
- 2005
- 2005
- Engelska.
-
Ingår i: IEEE Transactions on Communications. - 0090-6778 .- 1558-0857. ; 53:2, s. 289-298
- Relaterad länk:
-
http://dx.doi.org/10...
-
visa fler...
-
https://research.cha...
-
https://doi.org/10.1...
-
visa färre...
Abstract
Ämnesord
Stäng
- This paper presents a novel unified analysis for the bit-error rate in the downlink of convolutionally coded and single-user detected multicarrier code-division multiple access (CDMA), multicarrier direct-sequence CDMA, time and frequency-domain spreading CDMA, and orthogonal frequency-division multiple access. Performance is analyzed under the assumption of Hadamard spreading codes, equal-gain chip combining, and a highly correlated frequency-selective Rayleigh-fading channel. Closed-form expressions are presented for the cumulative distribution function, probability distribution function, and moment-generating function for the signal-to-noise plus interference ratio after despreading. The presented results assume error-free channel estimates, a perfectly synchronized receiver, and are found to reasonably well agree with simulation results. © 2005 IEEE.
Ämnesord
- NATURVETENSKAP -- Data- och informationsvetenskap (hsv//swe)
- NATURAL SCIENCES -- Computer and Information Sciences (hsv//eng)
Nyckelord
- ofdm
- cdma
Publikations- och innehållstyp
- art (ämneskategori)
- ref (ämneskategori)
Hitta via bibliotek
Till lärosätets databas