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Capacity of Gaussian Channels with Duty Cycle and Power Constraints
[article]
2012
arXiv
pre-print
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This work studies the capacity of scalar discrete-time Gaussian channels subject to duty cycle constraint as well as average transmit power constraint. ...
Furthermore, a more realistic duty cycle constraint is studied, where the extra cost of transitions between transmissions and nontransmissions due to pulse shaping is accounted for. ...
the Gaussian channel capacity without duty cycle constraint. ...
arXiv:1209.4687v1
fatcat:leuhvm2eyjh5zd66he3vfcpday
Capacity of Gaussian channels with duty cycle and power constraints
2011
2011 IEEE International Symposium on Information Theory Proceedings
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This paper studies the capacity of point-to-point scalar discrete-time Gaussian channels subject to a duty cycle constraint as well as an average transmit power constraint. ...
Independent input with a unique discrete distribution is shown to achieve the channel capacity. ...
Guo and L. Zhang would like to thank Dr. Raymond Yeung and Dr. ...
doi:10.1109/isit.2011.6034180
dblp:conf/isit/ZhangG11a
fatcat:4qfndpjokjbvhosjaw7p5sbw5i
Capacity of Gaussian Channels With Duty Cycle and Power Constraints
2014
IEEE Transactions on Information Theory
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This paper studies the capacity of point-to-point scalar discrete-time Gaussian channels subject to a duty cycle constraint as well as an average transmit power constraint. ...
Independent input with a unique discrete distribution is shown to achieve the channel capacity. ...
Guo and L. Zhang would like to thank Dr. Raymond Yeung and Dr. ...
doi:10.1109/tit.2013.2295616
fatcat:lofjv3z5kzhj3ngwm3r47pbqya
On the Capacity of FSO Links over Gamma-Gamma Atmospheric Turbulence Channels Using OOK Signaling
2010
EURASIP Journal on Wireless Communications and Networking
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A new upper bound on the capacity of power-and bandwidth-constrained optical wireless links over gamma-gamma atmospheric turbulence channels with intensity modulation and direct detection is derived when ...
In this free-space optical (FSO) scenario, unlike previous capacity bounds derived from the classic capacity of the well-known additive white Gaussian noise (AWGN) channel with uniform input distribution ...
It is shown that OOK format using the classical rectangular pulse with duty cycle of 100% requires about 5 dB more optical SNR to yield similar values of capacity compared with OOK format with Gaussian ...
doi:10.1155/2010/127657
fatcat:qdl3bt2cjfbu3m37ggblt3rmuq
New methodology to design advanced MR-IRUWB communication system
[article]
2010
arXiv
pre-print
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A new model is proposed giving the channel capability of a MB-IR-UWB system versus the number of subband and the duty cycle. ...
The architecture simulated shows data rate ranging from 1.434 Gbits/s to 0.9 Gbits/s for 16 to 10 subbands and duty cycle ranging from 20% to 12%. ...
from 1.434 Gb/s to 1 Gb/s with number of subband
ranging from 16 to 10 and duty cycle varying from 20% to 12% over a 9ns
delay spread UWB channel. ...
arXiv:1002.0576v1
fatcat:m2mnv6bnnvgwvizegd6phjfdsi
Bounds on the capacity of ofdm under spread frequency selective fading channels
2008
2008 IEEE 25th Convention of Electrical and Electronics Engineers in Israel
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In this paper we derive novel bounds on the capacity of OFDM under spread frequency selective fading channels without prior knowledge of the channel (non-coherent channel). ...
The derived bounds are characterized by a newly defined parameter termed effective coherence time, which characterize the number of effective number of samples that can be used for channel estimation for ...
Note that UBI is achieved using narrowband QPSK transmission with duty cycle of j3, and is tight for low SNRs. ...
doi:10.1109/eeei.2008.4736636
fatcat:mr5yoyz2aneojjfxckh3uo7zfy
An Energy Efficiency Perspective on Training for Fading Channels
2007
2007 IEEE International Symposium on Information Theory
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2007 pre-print arXiv:0705.0123v1 fatcat:qaygcskmzfd2zp5ndmfqy3wmou
Energy efficiency is analyzed in the worst case scenario where the channel estimate is assumed to be perfect and the error in the estimate is considered as another source of additive Gaussian noise. ...
Energy efficiency analysis is also carried out when peak power constraints are imposed on pilot signals. ...
The capacity of the channel in (12), which acts as a lower bound on the capacity of the channel in (8) , is achieved by a Gaussian input with E{x d x † d } = (1 − δ * )mP m − 1 I where δ * is the optimal ...
doi:10.1109/isit.2007.4557387
dblp:conf/isit/Gursoy07a
fatcat:4p2hhjeib5gdlkd52r6wulbdea
On-Off Frequency-Shift-Keying for Wideband Fading Channels
[article]
2005
arXiv
pre-print
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On the other hand, if there is only a peak power limitation, it is demonstrated that power efficiency improves as one operates with smaller SNR and vanishing duty factor. ...
This paper investigates the potential of this modulation format in the context of wideband fading channels. ...
Luo and Médard [11] have shown that FSK with small duty cycle can achieve rates of the order of capacity in ultrawideband systems with limits on bandwidth and peak power. ...
arXiv:cs/0510075v1
fatcat:mrvuah3cy5cgfhd6i2p3vjysrm
On-Off Frequency-Shift Keying for Wideband Fading Channels
2006
EURASIP Journal on Wireless Communications and Networking
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On the other hand, if there is only a peak power limitation, it is demonstrated that power efficiency improves as one operates with smaller SNR and vanishing duty factor. ...
This paper investigates the potential of this modulation format in the context of wideband fading channels. ...
Gallager [7, Section 8.6 ] also demonstrated that over fading channels M-ary orthogonal FSK signaling with vanishing duty cycle approaches the infinite bandwidth capacity of unfaded Gaussian channels ...
doi:10.1155/wcn/2006/98564
fatcat:ktxedtmhijdthgumwocufhx2mq
On the Performance of Peaky Capacity-Achieving Signaling on Multipath Fading Channels
2004
IEEE Transactions on Communications
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an average power constraint. ...
We analyze the error probability of peaky signaling on bandlimited multipath fading channels, the signaling strategy that achieves the capacity of such channels in the limit of infinite bandwidth under ...
Given an infinite band, capacity can instead be reached using peaky signaling, i.e., transmitting with a low-duty-cycle frequency-shift-keying (FSK) scheme. ...
doi:10.1109/tcomm.2004.829512
fatcat:nnqtsfgpirf6dh6krbot5jbymy
Wideband Time Frequency Coding
[article]
2022
arXiv
pre-print
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In this work, we present one such scheme, called wideband time frequency coding, which achieves rates on the order of the additive white Gaussian noise capacity without requiring any channel state information ...
The impacts of various parameters on the symbol error probability and capacity of wideband time frequency coding are investigated, and the results show that it is robust to shadowing and highly fading ...
The capacity of WTFC remains stable as the bandwidth becomes large and is greater than the capacity of other modulations such as CDMA with a duty cycle, OFDM with a duty cycle, and PPM, whose capacities ...
arXiv:2205.15831v1
fatcat:ua7x7tp4ufektbhc7usis4egpi
Low SNR — When only decoding will do
2014
2014 IEEE Global Conference on Signal and Information Processing (GlobalSIP)
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We investigate the issue of distributed receiver cooperation in a multiple-relay network with memoryless independent fading channels, where the channel state information can't be obtained. ...
We focus on the low SNR regime and analyze the capacity bounds using network equivalence theory and a multiple-layer binning peaky frequency shift keying (FSK). ...
Given the same average received power constraint, the capacity of infinite-bandwidth fading channel without channel state information and the capacity of the infinite-bandwidth Gaussian channel are equal ...
doi:10.1109/globalsip.2014.7032248
dblp:conf/globalsip/MedardD14
fatcat:qwpajfbm6rfuhd3dp3a5mznnau
Service outage based power and rate control for Poisson fading channels
2008
2008 IEEE International Symposium on Information Theory
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The optimal power allocation scheme is shown to be a combination of the ergodic capacity-achieving power allocation and the outage capacity-achieving power allocation schemes with a randomization between ...
The objective of this paper is to maximize the expected transmission rate subject to peak and average transmitter power constraints and a constraint on the service outage probability. ...
ACKNOWLEDGMENT The authors would like to thank the anonymous reviewers and the associate editor for their thorough reviews and constructive comments. ...
doi:10.1109/isit.2008.4595060
dblp:conf/isit/ChakrabortyFD08
fatcat:fdzjbtyravgyjfwv6fglybsm7i
Service-Outage-Based Power and Rate Control for Poisson Fading Channels
2009
IEEE Transactions on Information Theory
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The optimal power allocation scheme is shown to be a combination of the ergodic capacity-achieving power allocation and the outage capacity-achieving power allocation schemes with a randomization between ...
The objective of this paper is to maximize the expected transmission rate subject to peak and average transmitter power constraints and a constraint on the service outage probability. ...
ACKNOWLEDGMENT The authors would like to thank the anonymous reviewers and the associate editor for their thorough reviews and constructive comments. ...
doi:10.1109/tit.2009.2015995
fatcat:xr22d6yhkbaj3hceiadmwdlte4
On Outage Capacity of MIMO Poisson Fading Channels
2007
2007 IEEE International Symposium on Information Theory
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An optimization formulation for the outage probability problem is outlined and an exact characterization of the optimal average conditional duty cycles is provided. ...
Depending on the availability of a feedback link and amount of acceptable delay, the transmitter can be provided with complete or partial CSI, which can then be used for adaptive power control, thereby ...
Acknowledgement The authors express their gratitude to the anonymous reviewers and the Associate Editor for their thorough reviews and constructive comments. ...
doi:10.1109/isit.2007.4557582
dblp:conf/isit/ChakrabortyDF07
fatcat:dq5kso7pebfyxc4yqv4y5i42ra
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