OTFS: A new modulation scheme for high-mobility use cases
MK Ramachandran, GD Surabhi… - Journal of the Indian …, 2020 - Springer
Among the several emerging use case families in 5G, high-mobility use case family is a
technologically challenging one. It is expected that there will be a growing demand for …
technologically challenging one. It is expected that there will be a growing demand for …
Optimal training for block transmissions over doubly selective wireless fading channels
High data rates give rise to frequency-selective propagation, whereas carrier frequency-
offsets and mobility-induced Doppler shifts introduce time-selectivity in wireless links. To …
offsets and mobility-induced Doppler shifts introduce time-selectivity in wireless links. To …
Joint multipath-Doppler diversity in mobile wireless communications
AM Sayeed, B Aazhang - IEEE transactions on communications, 1999 - ieeexplore.ieee.org
We introduce a new approach for achieving diversity in spread-spectrum communications
over fast-fading multipath channels. The RAKE receiver used in existing systems suffers …
over fast-fading multipath channels. The RAKE receiver used in existing systems suffers …
Maximum-diversity transmissions over doubly selective wireless channels
X Ma, GB Giannakis - IEEE Transactions on Information Theory, 2003 - ieeexplore.ieee.org
High data rates and multipath propagation give rise to frequency-selectivity of wireless
channels, while carrier frequency offsets and mobility-induced Doppler shifts introduce time …
channels, while carrier frequency offsets and mobility-induced Doppler shifts introduce time …
Space-time coded transmissions within a wireless communication network
GB Giannakis, S Zhou - US Patent 7,190,734, 2007 - Google Patents
Techniques are described for space-time block coding for single-carrier block transmissions
over frequency selective multipath fading channels. Techniques are described that achieve …
over frequency selective multipath fading channels. Techniques are described that achieve …
Wireless communication system having error-control coder and linear precoder
In general, joint error-control coding and linear precoding techniques are proposed for
fading-resilient transmissions over frequency-at and frequency-selective fading channels …
fading-resilient transmissions over frequency-at and frequency-selective fading channels …
Space-time coding using estimated channel information
GB Giannakis, S Zhou - US Patent 7,522,673, 2009 - Google Patents
The invention is directed to techniques for space-time coding in a wireless communication
system in which the transmitter makes use of multiple transmit antennas. The transmitter …
system in which the transmitter makes use of multiple transmit antennas. The transmitter …
Time–frequency processing: tutorial on principles and practice
A Papandreou-Suppappola - Applications in Time-Frequency …, 2018 - taylorfrancis.com
This chapter provides a response to the multifaceted question on the application of time–
frequency (TF): Which technique does one use and why? How does one use and implement …
frequency (TF): Which technique does one use and why? How does one use and implement …
Method and system for multi-carrier multiple access reception in the presence of imperfections
TA Kadous, AM Sayeed - US Patent 6,654,408, 2003 - Google Patents
(57) ABSTRACT A multi-carrier receiver, Which may be utilized for receiving MC-CDMA
signals, projects the received signal onto each subcarrier and onto a selected number of …
signals, projects the received signal onto each subcarrier and onto a selected number of …
Space-time multipath coding schemes for wireless communication systems
GB Giannakis, X Ma - US Patent 7,224,744, 2007 - Google Patents
Abstract Space-time multipath (STM) coding techniques are described for frequency-
selective channels, respectively. The described STM coded system guarantees full space …
selective channels, respectively. The described STM coded system guarantees full space …