Multiple access (MA) is a crucial part of any wireless system and refers to techniques that
make use of the resource dimensions to serve multiple users/devices/machines/services …

Novel low-density signature (LDS) structure is proposed for transmission and detection of
symbol-synchronous communication over memoryless Gaussian channel. Given N as the …

Compared to the traditional orthogonal multiple access, non-orthogonal multiple access
(NOMA) technology can achieve higher spectrum efficiency and support more massive …

Non-orthogonal multiple access (NOMA) is a promising technique for future mobile
communication systems, which can approach multiuser channel capacity by sharing the …

The rapid development of the information-exchange networks accelerates the consumption
of resources and energy. For future green communications, the integration of many …

Traditionally, digital modulation schemes are bijective (ie, the signal constellation points are
disjunct), and the mapping is unique. Only recently it has been discovered that non-bijective …

In most of the existing space-time code designs, achieving full diversity is based on
maximum-likelihood (ML) decoding at the receiver that is usually computationally expensive …

With the proliferation of smart-phones and tablet PCs, the data rates of wireless
communications have been soaring. Hence, the need for power-efficient communications …

These days, we are witnessing that numerous machine-type devices are connected to the
internet. Massive connectivity is one of the most important requirements for the next …

The substantive regulation of politics typically provides the Supreme Court with occasion for
fierce partisan dispute.'Yet on the topic of official corruption2- the type of malfeasance that …