KR100655535B1 - 터보 디코딩으로 무선 멀티서비스 통신환경내 재전송 패킷 입수 방법 및 그 시스템 - Google Patents
터보 디코딩으로 무선 멀티서비스 통신환경내 재전송 패킷 입수 방법 및 그 시스템 Download PDFInfo
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- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
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- H03M13/29—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
- H03M13/2957—Turbo codes and decoding
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- H03M13/2963—Turbo-block codes, i.e. turbo codes based on block codes, e.g. turbo decoding of product codes
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- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
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- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
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- H04L1/0068—Rate matching by puncturing
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- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
- H04L1/1816—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of the same, encoded, message
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- H—ELECTRICITY
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- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
- H04L1/1819—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of additional or different redundancy
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1829—Arrangements specially adapted for the receiver end
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- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
- H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
- H04Q11/0478—Provisions for broadband connections
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/54—Store-and-forward switching systems
- H04L12/56—Packet switching systems
- H04L12/5601—Transfer mode dependent, e.g. ATM
- H04L2012/5603—Access techniques
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
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Abstract
Description
Claims (14)
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- 패킷 정보에 대한 신호 표시를 터보 인코딩(Turbo encoding)하기 위한 터보 인코더;한 패킷 정보에 대한 제 1 신호 표시, 이 같은 제 1 신호의 재-전송 부분 그리고 상기 패킷 정보에 대한 새로운 신호 표시를 포함하는 제 2 신호를 전송하는 전송기;터보 디코더 처리기;상기 전송된 제 1 신호 표시(signal representation)내 소프트 비트 메트릭스를 수신하고 상기 메트릭스를 상기 터보 디코더 처리기내로 입력시키기 위한 제 1 입력 시스템; 그리고상기 제 2 신호를 수신하고 그리고 상기 제 2 신호를 새로운 신호 표시 그리고 재-전송 부분으로 나누기 위한 제 2 입력 시스템을 포함하며,상기 새로운 신호 표시가 상기 터보 디코더 처리기내로 직접 입력되고, 상기 재-전송 부분은 레이크 처리기(rake processor)로 제공되어 상기 재-전송 부분은 상기 제 1 신호 표시 해당 데이터와 조합되며, 상기 레이크 처리기가 상기 터보 디코더 처리기로 한 출력을 제공하도록 함을 특징으로 하는 터보 디코딩으로 무선 멀티서비스 통신환경내 재전송 패킷 입수 시스템
- 패킷 정보 신호 표시를 터보 인코딩하는 단계;한 패킷 정보의 제 1 신호 표시를 전송하고, 상기 제 1 신호의 재-전송 부분 그리고 상기 패킷정보의 새로운 신호 표시를 포함하는 제 2 신호를 전송하는 단계;상기 전송된 제 1 신호 표시(signal representation)내 소프트 비트 메트릭스를 수신하고 상기 메트릭스를 터보 디코더 처리기내로 입력시키는 단계;상기 제 2 신호를 수신하고 그리고 상기 제 2 신호를 새로운 신호 표시 그리고 재-전송 부분으로 나누는 단계;상기 새로운 신호 표시를 상기 터보 디코더 처리기내로 직접 입력시키는 단계;상기 재-전송 부분을 한 레이크 처리기(rake processor)에서 상기 제 1 신호 표시 해당 데이터와 조합시키는 단계; 그리고상기 조합을 상기 터보 디코더 처리기로 제공하도록 하는 단계를 포함함을 특징으로 하는 터보 디코딩으로 무선 멀티서비스 통신환경내 재전송 패킷 입수 방법
- 패킷 정보에 대한 신호 표시를 터보 인코딩(Turbo encoding)하기 위한 터보 인코더;제 1 전송으로서 상기 터보 인코더로부터 펑처링된(punctured) 출력을 전송하고 그리고 상기 터보 인코더로부터의 제 1 펑처링 출력 일부분 그리고 상기 터보 인코더로부터의 새로운 펑처링 출력 조합을 제 2 전송으로서 전송하기 위한 전송기;터보 디코더;상기 수신된 제 1 전송내 소프트 비트 메트릭스를 상기 터보 디코더로 공급하기 위한 입력 시스템;상기 제 2 전송을 부분들로 나누고 상기 새로운 펑처링 출력 부분을 상기 터보 디코더로 직접 공급하기 위한 데이터 분할기; 그리고상기 데이터 분할기로부터의 제 1 펑처링된 출력을 상기 제 1 전송의 해당 비트와 조합하고, 그 조합을 상기 터보 디코더로 공급하기위한 레이크 처리기(rake processor)를 포함함을 특징으로 하는 터보 디코딩으로 무선 멀티서비스 통신환경내 재전송 패킷 입수 시스템
- 제 12항에 있어서, 상기 터보 디코더가 이 같은 터보 디코더로의 입력이 있는 때마다 소프트 출력 Viterbi 알고리즘(SOVA)을 수행함을 특징으로 하는 터보 디코딩으로 무선 멀티서비스 통신환경내 재전송 패킷 입수 시스템
- 패킷 정보에 대한 신호 표시를 터보 인코딩(Turbo encoding)하는 단계;제 1 전송으로서 상기 터보 인코딩 단계로부터 펑처링된(punctured) 출력을 전송하는 단계;제 2 전송으로서 상기 제 1 전송 일부분을 상기 터보 인코딩 단계부터의 새로운 펑처링 출력과 조합하여 전송하는 단계;상기 수신된 제 1 전송내 소프트 비트 메트릭스를 상기 터보 디코더로 공급하기 위한 단계;상기 제 2 전송을 두 부분으로 나누는 단계;상기 새로운 펑처링 출력 부분을 상기 터보 디코더로 직접 공급하는 단계;상기 데이터 분할 단계로부터의 제 1 전송 부분을 레이크 처리를 사용하여 수신된 제 1 전송의 해당 비트와 조합시키는 단계; 그리고그 결과의 레이크 처리된 조합을 상기 터보 디코더로 공급하는 단계를 포함함을 특징으로 터보 디코딩으로 무선 멀티서비스 통신환경내 재전송 패킷 입수 방법
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US09/038,724 US6138260A (en) | 1997-09-04 | 1998-03-10 | Retransmission packet capture system within a wireless multiservice communications environment with turbo decoding |
US9/038,724 | 1998-03-10 | ||
US09/038,724 | 1998-03-10 |
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Publication Number | Publication Date |
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KR19990077727A KR19990077727A (ko) | 1999-10-25 |
KR100655535B1 true KR100655535B1 (ko) | 2006-12-08 |
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KR1019990007839A KR100655535B1 (ko) | 1998-03-10 | 1999-03-10 | 터보 디코딩으로 무선 멀티서비스 통신환경내 재전송 패킷 입수 방법 및 그 시스템 |
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US (1) | US6138260A (ko) |
EP (1) | EP0948154B1 (ko) |
JP (1) | JP4612129B2 (ko) |
KR (1) | KR100655535B1 (ko) |
AT (1) | ATE400104T1 (ko) |
DE (1) | DE69938985D1 (ko) |
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JP2000004196A (ja) | 2000-01-07 |
EP0948154A3 (en) | 2001-01-10 |
ATE400104T1 (de) | 2008-07-15 |
EP0948154A2 (en) | 1999-10-06 |
EP0948154B1 (en) | 2008-07-02 |
US6138260A (en) | 2000-10-24 |
DE69938985D1 (de) | 2008-08-14 |
JP4612129B2 (ja) | 2011-01-12 |
KR19990077727A (ko) | 1999-10-25 |
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