KR20090118161A - 초광대역 펄스진폭변조를 이용한 통신 시스템과 그의구동방법 - Google Patents
초광대역 펄스진폭변조를 이용한 통신 시스템과 그의구동방법 Download PDFInfo
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- KR20090118161A KR20090118161A KR1020080043784A KR20080043784A KR20090118161A KR 20090118161 A KR20090118161 A KR 20090118161A KR 1020080043784 A KR1020080043784 A KR 1020080043784A KR 20080043784 A KR20080043784 A KR 20080043784A KR 20090118161 A KR20090118161 A KR 20090118161A
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- narrowband interference
- frequency
- communication system
- waveform
- interference suppression
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- 238000004891 communication Methods 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000001629 suppression Effects 0.000 claims abstract description 52
- 230000005540 biological transmission Effects 0.000 description 17
- 238000004088 simulation Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 239000013598 vector Substances 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 238000005311 autocorrelation function Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
- H04B1/1036—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
- H04L2025/03439—Fixed structures
- H04L2025/03445—Time domain
- H04L2025/03471—Tapped delay lines
- H04L2025/03477—Tapped delay lines not time-recursive
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Dc Digital Transmission (AREA)
Abstract
Description
측정 갯수 | 100,000 |
두 파형간 평균 시간 간격(Tf) | 10나노초(ns) |
펄스 시간 주기(Ts) | 2나노초(ns) |
비트당 첩 파형 개수 (Ns) | 8 |
협대역 간섭(fi) 중심주파수 | 5.3GHz |
첫 번째 종류 파형상의 두 모노사이클 시간간격 () | 4.5/fi = 0.8491나노초 |
두 번째 종류 파형상의 두 모노사이클 시간간격 () | 5/fi = 0.943나노초 |
채널 모델 | S-V 채널 (CM3) |
Claims (5)
- 초광대역 펄스진폭변조를 이용한 통신 시스템의 구동방법에 있어서,제 1 주파수를 가지는 데이터 신호를 생성하는 단계;제 1 주파수에 협대역 간섭을 발생시키는 제 2 주파수를 검출하는 단계;상기 제 2 주파수로부터의 협대역 간섭을 억제하는 제 3 주파수의 협대역 간섭 억제 파형을 생성하는 단계; 및상기 제 1 주파수의 데이터 신호를 상기 제 3 주파수의 협대역 간섭 억제 파형 형태로 변환하여 송신하는 단계를 포함하여 이루어지는 것을 특징으로 하는 초광대역 펄스진폭변조를 이용한 통신 시스템의 구동방법.
- 제 1 항에 있어서,협대역 간섭 억제 파형은 가우시안(Gaussian) 또는 레일레이(Rayleigh) 단일 주기를 가지며, 특정 중심 주파수를 가지는 협대역 간섭 파형의 주파수 범위에 걸쳐 일정하도록 생성되는 것을 특징으로 하는 초광대역 펄스진폭변조를 이용한 통신 시스템의 구동방법.
- 제 1 항에 있어서,협대역 간섭 억제 파형은 제 1 및 제 2 협대역 갑섭 억제 파형으로 구성되며,상기 제 1 및 제 2 협대역 간섭 억제 파형은 서로 대칭을 이루는 신호 쌍으로 생성되는 것을 특징으로 하는 초광대역 펄스진폭변조를 이용한 통신 시스템의 구동방법.
- 초광대역 펄스진폭변조를 이용한 통신 시스템에 있어서,시스템 클럭 및 계열을 이용하여 제 1 주파수를 가지는 데이터 신호를 생성하는 신호 생성기;제 1 주파수에 협대역 간섭을 발생시키는 제 2 주파수를 검출하는 협대역 간섭 파형 검출부;상기 제 2 주파수로부터의 협대역 간섭을 억제하는 제 3 주파수의 협대역 간섭 억제 파형을 생성하는 협대역 간섭 억제 파형 발생부; 및상기 신호 생성기로부터의 데이터 신호를 상기 협대역 간섭 억제 파형의 형태로 변환하여 송신하는 신호 송신기를 포함하여 구성되는 것을 특징으로 하는 초 광대역 펄스진폭변조를 이용한 통신 시스템.
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Cited By (1)
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US8848845B2 (en) | 2011-09-16 | 2014-09-30 | Electronics And Telecommunications Research Institute | Detection and avoidance apparatus and method for use in UWB receiver |
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US11088878B2 (en) | 2020-01-03 | 2021-08-10 | Korea University Research And Business Foundation | Transceiver using multi-level braid signaling and method of operating the same |
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KR100906383B1 (ko) * | 2007-07-26 | 2009-07-06 | 인하대학교 산학협력단 | 초광대역 레인징 시스템에서 협대역 간섭제거 방법 |
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US8848845B2 (en) | 2011-09-16 | 2014-09-30 | Electronics And Telecommunications Research Institute | Detection and avoidance apparatus and method for use in UWB receiver |
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