A novel low-complexity precoded OFDM system with reduced PAPR

SH Wang, CP Li, KC Lee, HJ Su - IEEE Transactions on Signal …, 2015 - ieeexplore.ieee.org
The computational complexity and peak-to-average power ratio (PAPR) of conventional
precoded orthogonal frequency division multiplexing (OFDM) systems can be reduced using …

Perfect Gaussian integer sequences of arbitrary composite length

HH Chang, CP Li, CD Lee, SH Wang… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
A composite number can be factored into either N= mp or N= 2 n, where p is an odd prime
and m, n≥ 2 are integers. This paper proposes a method for constructing degree-3 and …

Cryptographic transistor for true random number generator with low power consumption

SI Kim, HJ You, MS Kim, US An, MS Kim, DH Lee… - Science …, 2024 - science.org
We design a cryptographic transistor (cryptoristor)–based true random number generator
(tRNG) with low power consumption and small footprint. This is the first attempt to use …

Perfect Gaussian integer sequences of arbitrary length

SC Pei, KW Chang - IEEE Signal Processing Letters, 2014 - ieeexplore.ieee.org
Perfect Gaussian Integer Sequences of Arbitrary Length Page 1 1040 IEEE SIGNAL
PROCESSING LETTERS, VOL. 22, NO. 8, AUGUST 2015 Perfect Gaussian Integer Sequences …

Peak-to-average power ratio reduction techniques in OFDM: A review and challenges

AB Kotade, AB Nandgaonkar… - … On Advances in …, 2018 - ieeexplore.ieee.org
High value of Bits/second and Bits/second/hertz are very much essential to support the
requirements of current and future mobile users. With Orthogonal Frequency Division …

Perfect Gaussian Integer Sequences of Odd Period

CD Lee, YP Huang, Y Chang… - IEEE Signal Processing …, 2014 - ieeexplore.ieee.org
In this letter, some perfect Gaussian integer sequences of period 2 m-1 are proposed based
on the trace representations of Legendre sequences, Hall's sextic residue sequences, m …

Perfect Gaussian integer sequences of odd prime length

Y Yang, X Tang, Z Zhou - IEEE Signal Processing Letters, 2012 - ieeexplore.ieee.org
A Gaussian integer is a complex number whose real and imaginary parts are both integers.
A Gaussian integer sequence is called perfect (odd perfect) if the out-of-phase values of the …

A low-complexity architecture for PAPR reduction in OFDM systems with near-optimal performance

SH Wang, KC Lee, CP Li - IEEE Transactions on Vehicular …, 2015 - ieeexplore.ieee.org
Selected mapping (SLM) schemes are widely used to reduce the peak-to-average power
ratio (PAPR) in orthogonal frequency-division multiplexing (OFDM) systems. Various time …

A systematic method for constructing sparse Gaussian integer sequences with ideal periodic autocorrelation functions

SH Wang, CP Li, HH Chang… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
A Gaussian integer is a complex number whose real and imaginary parts are both integers.
Meanwhile, a sequence is defined as perfect if and only if it has an ideal periodic …

Novel zero circular convolution sequences for detection and channel estimations

D Xuan, HH Chang, G Huang - IEEE Access, 2023 - ieeexplore.ieee.org
Multiuser communication systems or multiple access scheme systems favor sequences
possessing the ideal periodic cross-correlation function (PCCF) property. In comparison …