CN102957651B - 一种数字音频广播信号频率同步和接收方法及其装置 - Google Patents
一种数字音频广播信号频率同步和接收方法及其装置 Download PDFInfo
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- CN102957651B CN102957651B CN201110240284.8A CN201110240284A CN102957651B CN 102957651 B CN102957651 B CN 102957651B CN 201110240284 A CN201110240284 A CN 201110240284A CN 102957651 B CN102957651 B CN 102957651B
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000001228 spectrum Methods 0.000 claims abstract description 115
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- 230000010365 information processing Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
Description
比特 | 信息描述 |
b0 | 多频点协同工作模式指示 |
b1~b9 | 下一个子帧多频点协同工作频点 |
b10~b13 | 当前子带标称频点 |
b14~b19 | 频谱模式索引 |
b20~b26 | 保留Rfa |
b27~b29 | CRC校验位 |
b30~b35 | 保留Rfu |
Claims (13)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN201110240284.8A CN102957651B (zh) | 2011-08-17 | 2011-08-17 | 一种数字音频广播信号频率同步和接收方法及其装置 |
PCT/CN2012/080170 WO2013023595A1 (zh) | 2011-08-17 | 2012-08-15 | 一种数字音频广播信号频率同步和接收方法及其装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201110240284.8A CN102957651B (zh) | 2011-08-17 | 2011-08-17 | 一种数字音频广播信号频率同步和接收方法及其装置 |
Publications (2)
Publication Number | Publication Date |
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CN102957651A CN102957651A (zh) | 2013-03-06 |
CN102957651B true CN102957651B (zh) | 2017-03-15 |
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CN201110240284.8A Active CN102957651B (zh) | 2011-08-17 | 2011-08-17 | 一种数字音频广播信号频率同步和接收方法及其装置 |
Country Status (2)
Country | Link |
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CN (1) | CN102957651B (zh) |
WO (1) | WO2013023595A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105656580B (zh) * | 2015-12-31 | 2018-10-30 | 南阳理工学院 | 基于drm+的数字功率动态接入方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1358367A (zh) * | 1999-06-24 | 2002-07-10 | 艾比奎蒂数字公司 | 确定数字音频广播信号的发送模式和同步的方法和装置 |
CN1516459A (zh) * | 2003-01-09 | 2004-07-28 | 北京泰美世纪科技有限公司 | 数字多媒体广播系统中的信号通讯的传送系统和模式 |
CN101114899A (zh) * | 2007-06-25 | 2008-01-30 | 北京创毅视讯科技有限公司 | 一种移动多媒体广播系统中的信标发送方法 |
CN101674278A (zh) * | 2008-09-08 | 2010-03-17 | 索尼株式会社 | 用于多载波系统的新的帧和数据模式结构 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7551546B2 (en) * | 2002-06-27 | 2009-06-23 | Nortel Networks Limited | Dual-mode shared OFDM methods/transmitters, receivers and systems |
KR100620914B1 (ko) * | 2004-04-07 | 2006-09-13 | 삼성전자주식회사 | 광대역 무선통신시스템에서 에이엠씨 모드와 다이버시티 모드를 스위칭하기 위한 장치 및 방법 |
CN101136200B (zh) * | 2006-08-30 | 2011-04-20 | 财团法人工业技术研究院 | 音频信号转换编码方法与系统 |
CN101206860A (zh) * | 2006-12-20 | 2008-06-25 | 华为技术有限公司 | 一种可分层音频编解码方法及装置 |
JP2009130506A (ja) * | 2007-11-21 | 2009-06-11 | Panasonic Corp | デジタルテレビ放送の音声同期装置 |
CN102694764B (zh) * | 2011-08-17 | 2017-03-15 | 国家新闻出版广电总局广播科学研究院 | 数字音频广播系统中的数字音频信号发送和接收方法和装置 |
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2011
- 2011-08-17 CN CN201110240284.8A patent/CN102957651B/zh active Active
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- 2012-08-15 WO PCT/CN2012/080170 patent/WO2013023595A1/zh active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1358367A (zh) * | 1999-06-24 | 2002-07-10 | 艾比奎蒂数字公司 | 确定数字音频广播信号的发送模式和同步的方法和装置 |
CN1516459A (zh) * | 2003-01-09 | 2004-07-28 | 北京泰美世纪科技有限公司 | 数字多媒体广播系统中的信号通讯的传送系统和模式 |
CN101114899A (zh) * | 2007-06-25 | 2008-01-30 | 北京创毅视讯科技有限公司 | 一种移动多媒体广播系统中的信标发送方法 |
CN101674278A (zh) * | 2008-09-08 | 2010-03-17 | 索尼株式会社 | 用于多载波系统的新的帧和数据模式结构 |
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Publication number | Publication date |
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WO2013023595A1 (zh) | 2013-02-21 |
CN102957651A (zh) | 2013-03-06 |
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