Multiplication sign

Known as: Times (glyph), Multiplication x, ⊠

The multiplication sign or times sign is the symbol ×. The symbol is similar to the lowercase letter x but is a more symmetric saltire, and has…

Papers overview

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2015

We study the limitation of electrical bandwidth in QPSK optical coherent receiver with decision-aided maximum likelihood (DAML…

2014

In this letter, a novel two-stage digital feed forward carrier recovery algorithm for 64-ary quadrature amplitude modulation (QAM…

2013

Differentially encoding and frequency offset compensating for a 16-quadrature amplitude modulation (16-QAM) vector signal in 60…

2012

A discrete Particle Swarm Optimization (dPSO) is proposed for solving the branch-cut phase unwrapping problem. All the residues…

2009

We studied the impact of the bandwidth of an analog-to-digital converter (ADC) on coherent optical detection. The optimum…

2006

This correspondence considers the problem of joint transmitter and receiver design for multiple-input multiple-output (MIMO…

2006

The complexity of maximum-likelihood (ML) decoding for unitary space-time modulation (USTM) is exponential in the code rate times…

2001

In digital communication system, conventional fractionally spaced equalizer (FSE) is based on linear transversal equalizer (LTE…

2000

We are investigating active matrix flat panel x-ray detectors for real-time operation in the fluoroscopic exposure range. The…

1966

Power-associative antiflexible algebras have been studied by the author [3] and Kosier [2]. As a matter of terminology, we shall…