22 citations · 42 across the 3 of their papers we have counts for
3 papers
math.CV2026
The Uncertainty Principles of Quaternion Fractional Fourier Transform
Ke Cui, Haipan Shi, Xiaomin Tang
In this paper, we mainly establish the uncertainty principle (UP) for a function and its quaternion Fractional Fourier transform (QFrFT), as well as the UP for two QFrFTs. Using th…
physics.ins-det2017★ 22 cited
Towards implementing multi-channels, ring-oscillator-based, Vernier time-to-digital converter in FPGAs: key design points and construction method
Ke Cui, Xiangyu Li, Zongkai Liu +1
For TOF positron emission tomography (TOF PET) detectors, time-to-digital converters (TDCs) are essential to resolve the coincidence time of the photon pairs. Recently, an efficien…
physics.ins-det2017★ 20 cited
A high-resolution programmable Vernier delay generator based on carry chains in FPGA
Ke Cui, Xiangyu Li, Rihong Zhu
This paper presents an architecture of high-resolution delay generator implemented in a single field programmable gate array (FPGA) chip by exploiting the method of utilizing dedic…