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Registered APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING 4-LAYER LAYERED-DIVISION MULTIPLEXING SIGNAL

PN 시퀀스 기반 4계층 LDM 변조 및 PN 시퀀스와 비트를 매핑하는 방법
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Inventors
Jae Hwui Bae, Choi Dong Joon, Namho Hur, Kim Young Su
Application No.
17220659 (2021.04.01)
Publication No.
20210336837 (2021.10.28)
Registration No.
11722355 (2023.08.08)
Country
UNITED STATES
Project Code
19HR2400, Development of Transmission Technology for Ultra High Quality UHD, Namho Hur
Abstract
Disclosed herein are an apparatus and method for transmitting and receiving a 4-layer layered-division multiplexing (LDM) signal. An apparatus for transmitting a 4-layer layered-division multiplexing signal includes a layered-division multiplexing modulation unit for generating a 3-layer layered-division multiplexing signal by performing layered-division multiplexing modulation on three layer signals and generating a 4-layer layered-division multiplexing signal by inserting a Pseudo-random Noise (PN) sequence into the 3-layer layered-division multiplexing signal, a pilot insertion unit for inserting a pilot into the 4-layer layered-division multiplexing signal, and a transmission unit for transmitting the 4-layer layered-division multiplexing signal.
KSP Keywords
Multiplexing modulation, Pilot insertion, Pseudo-random, Random Noise, division multiplexing
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Status Patent Country KIPRIS
Registered APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING LAYER DIVISION MULTIPLEXING SIGNAL OF 4 LAYERS KOREA KIPRIS