7 papers
Doppler Shift Keying Modulation for Uplink Multiple Access over Doubly-Dispersive Channels
Xuehan Wang, Jintao Wang, Hai Lin +4
The delay-Doppler (DD) domain modulation has been regarded as one of the most competitive candidates to support wireless communications for emerging high-mobility applications in t…
A Unified Pulse-Shaped OFDM Framework for Chirp-Domain Waveforms: Continuous-Time Modeling and Practical I/O Analysis
Yating Jiang, Hai Lin, Yi-Han Chiang +1
A unified framework for chirp-domain waveforms, including orthogonal chirp division multiplexing (OCDM) and affine frequency division multiplexing (AFDM), is developed. Their conti…
Channel Estimation with Hierarchical Sparse Bayesian Learning for ODDM Systems
Jiasong Han, Xuehan Wang, Jingbo Tan +4
Orthogonal delay-Doppler division multiplexing (ODDM) is a promising modulation technique for reliable communications in high-mobility scenarios. However, the existing channel esti…
A Primer on Orthogonal Delay-Doppler Division Multiplexing (ODDM)
Hai Lin
As a new type of multicarrier (MC) scheme built upon the recently discovered delay-Doppler domain orthogonal pulse (DDOP), orthogonal delay-Doppler division multiplexing (ODDM) aim…
On the Time-Frequency Localization Characteristics of the Delay-Doppler Plane Orthogonal Pulse
Akram Shafie, Jinhong Yuan, Nan Yang +1
In this work, we study the time-frequency (TF) localization characteristics of the prototype pulse of orthogonal delay-Doppler (DD) division multiplexing modulation, namely, the DD…
Performance of orthogonal delay-doppler division multiplexing modulation with imperfect channel estimation
Kehan Huang, Min Qiu, Jun Tong +2
The orthogonal delay-Doppler division multiplexing (ODDM) modulation is a recently proposed multi-carrier modulation that features a realizable pulse orthogonal with respect to the…
Time-Frequency Localization Characteristics of the Delay-Doppler Plane Orthogonal Pulse
Akram Shafie, Jinhong Yuan, Nan Yang +1
The orthogonal delay-Doppler (DD) division multiplexing (ODDM) modulation has recently been proposed as a promising solution for ensuring reliable communications in high mobility s…