A filtered OFDM using FIR filter based on window function method

X Cheng, Y He, B Ge, C He - 2016 IEEE 83rd vehicular …, 2016 - ieeexplore.ieee.org
Orthogonal Frequency Division Multiplexing (OFDM) is designed to combat the effect of
multipath reception, by dividing the wide band frequency selective fading channel into many …

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 …

Efficient design of selective mapping and partial transmit sequence using T-OFDM

MS Ahmed, S Boussakta, A Al-Dweik… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
Selective mapping (SLM) and partial transmit sequence (PTS) are attractive schemes for
mitigating the high peak power inherent in orthogonal frequency division multiplexing …

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 …

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 …

Waveform design and DoA-DoD estimation of OFDM-LFM signal based on SDFnT for MIMO radar

J Wang, P Wang, F Luo, W Wu - IEEE Access, 2022 - ieeexplore.ieee.org
In comparison to orthogonal frequency division multiplexing (OFDM), the OFDM linear
frequency modulation (OFDM-LFM) signal has similar time-bandwidth product, lower peak …

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 …

A Review Study of Prime Period Perfect Gaussian Integer Sequences

HH Chang, S Guan, M Zeng, P Chen - Axioms, 2024 - mdpi.com
Prime period sequences can serve as the fundamental tool to construct arbitrary composite
period sequences. This is a review study of the prime period perfect Gaussian integer …

Novel hybrid public/private key cryptography based on perfect Gaussian integer sequences

CH Hsia, SJ Lou, HH Chang, D Xuan - IEEE Access, 2021 - ieeexplore.ieee.org
This paper proposes a novel hybrid public/private key cryptography scheme based on
perfect Gaussian integer sequences (PGISs) of period. First, a review study of construction …

Hybrid PS–GW optimised PTS scheme for PAPR reduction in OFDM system

P Ravi Kumar, PV Naganjaneyulu… - IET …, 2019 - Wiley Online Library
The most famous and attractive strategy used in wireless communication for huge
transmission of data with higher rate was orthogonal frequency division multiplexing (OFDM) …