KR101145448B1 - 적응 변조 방식에 적합한 베이스밴드 복조 아키텍처 - Google Patents

적응 변조 방식에 적합한 베이스밴드 복조 아키텍처 Download PDF

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KR101145448B1
KR101145448B1 KR20050130594A KR20050130594A KR101145448B1 KR 101145448 B1 KR101145448 B1 KR 101145448B1 KR 20050130594 A KR20050130594 A KR 20050130594A KR 20050130594 A KR20050130594 A KR 20050130594A KR 101145448 B1 KR101145448 B1 KR 101145448B1
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South Korea
Prior art keywords
data
demodulation
memory
retransmission
signal
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English (en)
Korean (ko)
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KR20060093007A (ko
Inventor
메이 스즈끼
기요시 가와모또
조이찌 사이또
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가부시키가이샤 히타치세이사쿠쇼
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0072—Error control for data other than payload data, e.g. control data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
    • H04L1/0007—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format by modifying the frame length
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • 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]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
KR20050130594A 2005-02-18 2005-12-27 적응 변조 방식에 적합한 베이스밴드 복조 아키텍처 Expired - Fee Related KR101145448B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005041530A JP4434034B2 (ja) 2005-02-18 2005-02-18 適応変調方式に適したベースバンド復調アーキテクチャ
JPJP-P-2005-00041530 2005-02-18

Publications (2)

Publication Number Publication Date
KR20060093007A KR20060093007A (ko) 2006-08-23
KR101145448B1 true KR101145448B1 (ko) 2012-05-16

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR20050130594A Expired - Fee Related KR101145448B1 (ko) 2005-02-18 2005-12-27 적응 변조 방식에 적합한 베이스밴드 복조 아키텍처

Country Status (4)

Country Link
US (1) US8085735B2 (https=)
JP (1) JP4434034B2 (https=)
KR (1) KR101145448B1 (https=)
CN (1) CN1822529B (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8213548B2 (en) * 2006-04-04 2012-07-03 Qualcomm Incorporated Methods and apparatus for dynamic packet reordering
US8139612B2 (en) * 2006-04-04 2012-03-20 Qualcomm Incorporated Methods and apparatus for dynamic packet mapping
US8583132B2 (en) * 2006-05-18 2013-11-12 Qualcomm Incorporated Efficient channel structure for a wireless communication system
KR101352980B1 (ko) * 2006-11-01 2014-01-22 삼성전자주식회사 하향링크 제어 및 패킷 데이터 송수신 방법 및 장치
CN101198053B (zh) * 2006-12-08 2010-05-19 中兴通讯股份有限公司 一种编码器中的视频数据自适应分割装置
US8300721B2 (en) * 2007-03-14 2012-10-30 Agilent Technologies, Inc. Pseudorandom noise code acquisition in direct sequence spread spectrum systems
JP5042156B2 (ja) 2008-07-30 2012-10-03 株式会社日立製作所 無線通信システム、無線通信装置及び無線通信方法
EP3223482B1 (en) * 2014-11-21 2019-07-31 Huawei Technologies Co., Ltd. Information transmission method and apparatus
CN107153526B (zh) * 2017-04-20 2020-08-18 浙江工业大学 一种流式计算环境下的并行数据回流方法
US10700820B2 (en) 2017-12-21 2020-06-30 Samsung Electronics Co., Ltd. Modem chips and receivers for performing hybrid automatic repeat request processing

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050002444A1 (en) * 2003-02-18 2005-01-06 Yongbin Wei Systems and methods for hierarchically demodulating and decoding a data signal using a pilot signal and an additional signal

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3326292B2 (ja) * 1994-05-24 2002-09-17 株式会社東芝 通信機器及びその通信方法
US7289567B2 (en) * 2001-04-30 2007-10-30 Motorola, Inc. Apparatus and method for transmitting and receiving data using partial chase combining
DE60104113T2 (de) * 2001-08-22 2004-10-28 Matsushita Electric Industrial Co., Ltd., Kadoma Übertragungsverfahren und Übertragungsgerät mit Mehrkanal-ARQ
KR100474682B1 (ko) * 2001-10-31 2005-03-08 삼성전자주식회사 무선통신시스템에서 패킷 재전송을 위한 송수신 장치 및 방법
US6996763B2 (en) * 2003-01-10 2006-02-07 Qualcomm Incorporated Operation of a forward link acknowledgement channel for the reverse link data
US7376195B2 (en) * 2004-01-23 2008-05-20 Telefonaktiebolaget L M Ericsson (Publ) Digital communication systems having decreased memory
US7331009B2 (en) * 2004-02-13 2008-02-12 Lucent Technologies Inc. Method and apparatus for link error prediction in a communication system
US20060039282A1 (en) * 2004-08-23 2006-02-23 Lucent Technologies, Inc. Outer loop power control for high speed data transmissions
CN101371464A (zh) * 2005-12-14 2009-02-18 艾利森电话股份有限公司 用于扩频接收器的按要求解扩

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050002444A1 (en) * 2003-02-18 2005-01-06 Yongbin Wei Systems and methods for hierarchically demodulating and decoding a data signal using a pilot signal and an additional signal

Also Published As

Publication number Publication date
KR20060093007A (ko) 2006-08-23
JP4434034B2 (ja) 2010-03-17
JP2006229635A (ja) 2006-08-31
CN1822529B (zh) 2012-02-22
US20060193290A1 (en) 2006-08-31
US8085735B2 (en) 2011-12-27
CN1822529A (zh) 2006-08-23

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