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Subcarrier

Known as: Sub-carrier, Subcarriers 
A subcarrier is a sideband of a radio frequency carrier wave, which is modulated to send additional information. Examples include the provision of… 
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Related topics

Related topics

50 relations
AM broadcastingAM stereoAnalog televisionAutomatic Transmitter Identification System (television)

Broader (1)

Broadcast engineering

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Highly Cited
2010
Highly Cited
2010
Transmission of a 448-Gb/s reduced-guard-interval CO-OFDM signal with a 60-GHz optical bandwidth over 2000 km of ULAF and five 80-GHz-Grid ROADMs
We demonstrate the generation and detection of a novel reduced-guard-interval CO-OFDM signal at 448 Gb/s, occupying 60-GHz… 
Highly Cited
2010
Highly Cited
2010
Positioning with OFDM signals for the next- generation GNSS
Instead of spread spectrum signals used for positioning in current global navigation satellite systems (GNSS), this paper… 
Highly Cited
2009
Highly Cited
2009
Spectrum sensing for OFDM systems employing pilot tones
OFDM spectrum sensing algorithms are presented in this paper. The proposed spectrum sensing algorithms are based on Time-Domain… 
Highly Cited
2005
Highly Cited
2005
Rate-maximizing power allocation in OFDM based on partial channel knowledge
Power loading algorithms improve the data rates of OFDM systems. However, they require the transmitter to have perfect channel… 
Highly Cited
2005
Highly Cited
2005
Linear precoding assisted blind channel estimation for OFDM systems
We propose a novel precoding approach for single transmit/receiver antenna orthogonal frequency-division multiplexing (OFDM… 
2005
2005
Space-time channel estimation and performance analysis for wireless MIMO-OFDM systems with spatial correlation
This paper treats channel estimation in multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM… 
Highly Cited
2005
Highly Cited
2005
Effective SINR approach of link to system mapping in OFDM/multi-carrier mobile network
This paper presents approaches of link to system mapping for OFDM/multi-carrier mobile communications systems. Mainly, the… 
Highly Cited
2003
Highly Cited
2003
Advanced signal processing for power line communications
In this article, signal processing techniques to combat the adverse communications environment on power lines are addressed, so… 
Highly Cited
2003
Highly Cited
2003
Transmit diversity and spatial multiplexing in four-transmit-antenna OFDM
This paper studies a practical design for achieving both spatial diversity and spatial multiplexing in an OFDM system with four… 
Highly Cited
2001
Highly Cited
2001
An OFDM timing recovery scheme with inherent delay-spread estimation
A new method for timing recovery and delay-spread estimation in OFDM systems is proposed. The method uses the correlation between… 
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