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Equalization On-Channel Repeater for Terrestrial Digital Multimedia Broadcasting System

Identifieur interne : 000D30 ( Main/Merge ); précédent : 000D29; suivant : 000D31

Equalization On-Channel Repeater for Terrestrial Digital Multimedia Broadcasting System

Auteurs : SUNG IK PARK [Corée du Sud] ; SO RA PARK [Corée du Sud] ; Homin Eum [Corée du Sud] ; Jae-Young Lee [Corée du Sud] ; Yong-Tae Lee [Corée du Sud] ; HEUNG MOOK KIM [Corée du Sud]

Source :

RBID : Pascal:09-0183458

Descripteurs français

English descriptors

Abstract

This paper presents technical requirements of on-channel repeaters (OCRs) to broadcast the terrestrial digital multimedia broadcasting (T-DMB) signals in single frequency network (SFN) environment. In order to meet such requirements, the configuration and implementation method of the equalization OCR are proposed. The proposed equalization OCR does not have only short processing delay, but also provides high quality transmitting signals with high power because of the rejection capability of a feedback signal introduced by incomplete antenna isolation and multipath signals existing between a main transmitter and the OCR. Computer simulations and laboratory tests results are provided to figure out performance of the proposed equalization OCR.

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Pascal:09-0183458

Le document en format XML

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<term>Antenna</term>
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<term>Digital television</term>
<term>Digital transmission</term>
<term>Equalization</term>
<term>High power</term>
<term>Implementation</term>
<term>Laboratory test</term>
<term>Optical character recognition</term>
<term>Pattern recognition</term>
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<term>Egalisation</term>
<term>Répéteur</term>
<term>Faisceau hertzien</term>
<term>Télévision numérique</term>
<term>Reconnaissance optique caractère</term>
<term>Réseau monofréquence</term>
<term>Implémentation</term>
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<term>Grande puissance</term>
<term>Antenne</term>
<term>Emetteur</term>
<term>Simulation ordinateur</term>
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<term>Transmission numérique</term>
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<front>
<div type="abstract" xml:lang="en">This paper presents technical requirements of on-channel repeaters (OCRs) to broadcast the terrestrial digital multimedia broadcasting (T-DMB) signals in single frequency network (SFN) environment. In order to meet such requirements, the configuration and implementation method of the equalization OCR are proposed. The proposed equalization OCR does not have only short processing delay, but also provides high quality transmitting signals with high power because of the rejection capability of a feedback signal introduced by incomplete antenna isolation and multipath signals existing between a main transmitter and the OCR. Computer simulations and laboratory tests results are provided to figure out performance of the proposed equalization OCR.</div>
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