DE60032603D1 - Verfahren und vorrichtung zur bestimung des übertragungssmodus und der synchronisation für ein digitales tonrundfunksignal - Google Patents

Verfahren und vorrichtung zur bestimung des übertragungssmodus und der synchronisation für ein digitales tonrundfunksignal

Info

Publication number
DE60032603D1
DE60032603D1 DE60032603T DE60032603T DE60032603D1 DE 60032603 D1 DE60032603 D1 DE 60032603D1 DE 60032603 T DE60032603 T DE 60032603T DE 60032603 T DE60032603 T DE 60032603T DE 60032603 D1 DE60032603 D1 DE 60032603D1
Authority
DE
Germany
Prior art keywords
synchronization
determining
radio signal
transmission mode
digital tone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60032603T
Other languages
English (en)
Other versions
DE60032603T2 (de
Inventor
Roy Goldston
M Matherne
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ibiquity Digital Corp
Original Assignee
Ibiquity Digital Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ibiquity Digital Corp filed Critical Ibiquity Digital Corp
Application granted granted Critical
Publication of DE60032603D1 publication Critical patent/DE60032603D1/de
Publication of DE60032603T2 publication Critical patent/DE60032603T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • H04L5/0046—Determination of how many bits are transmitted on different sub-channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
    • H04H20/30—Arrangements for simultaneous broadcast of plural pieces of information by a single channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/02—Arrangements for generating broadcast information; Arrangements for generating broadcast-related information with a direct linking to broadcast information or to broadcast space-time; Arrangements for simultaneous generation of broadcast information and broadcast-related information
    • H04H60/07—Arrangements for generating broadcast information; Arrangements for generating broadcast-related information with a direct linking to broadcast information or to broadcast space-time; Arrangements for simultaneous generation of broadcast information and broadcast-related information characterised by processes or methods for the generation
    • 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
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/10—Aspects of broadcast communication characterised by the type of broadcast system
    • H04H2201/18—Aspects of broadcast communication characterised by the type of broadcast system in band on channel [IBOC]
    • H04H2201/186—AM digital or hybrid
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/10—Aspects of broadcast communication characterised by the type of broadcast system
    • H04H2201/20—Aspects of broadcast communication characterised by the type of broadcast system digital audio broadcasting [DAB]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
DE60032603T 1999-06-24 2000-06-22 Verfahren und vorrichtung zur bestimung des übertragungssmodus und der synchronisation für ein digitales tonrundfunksignal Expired - Lifetime DE60032603T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US339363 1994-11-14
US09/339,363 US6556639B1 (en) 1999-06-24 1999-06-24 Method and apparatus for determining transmission mode and synchronization for a digital audio broadcasting signal
PCT/US2000/017189 WO2000079712A1 (en) 1999-06-24 2000-06-22 Method and apparatus for determining transmission mode and synchronization for a digital audio broadcasting signal

Publications (2)

Publication Number Publication Date
DE60032603D1 true DE60032603D1 (de) 2007-02-08
DE60032603T2 DE60032603T2 (de) 2007-11-15

Family

ID=23328669

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60032603T Expired - Lifetime DE60032603T2 (de) 1999-06-24 2000-06-22 Verfahren und vorrichtung zur bestimung des übertragungssmodus und der synchronisation für ein digitales tonrundfunksignal

Country Status (15)

Country Link
US (1) US6556639B1 (de)
EP (1) EP1190513B1 (de)
JP (1) JP4414621B2 (de)
KR (1) KR100691091B1 (de)
CN (1) CN1221115C (de)
AR (1) AR027178A1 (de)
AT (1) ATE349822T1 (de)
AU (1) AU5758600A (de)
BR (1) BR0011882A (de)
CA (1) CA2374212A1 (de)
DE (1) DE60032603T2 (de)
MX (1) MXPA01013124A (de)
RU (1) RU2248673C2 (de)
TW (1) TW502506B (de)
WO (1) WO2000079712A1 (de)

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US6661771B1 (en) * 1999-09-17 2003-12-09 Lucent Technologies Inc. Method and apparatus for interleaver synchronization in an orthogonal frequency division multiplexing (OFDM) communication system
US7570724B1 (en) * 1999-10-14 2009-08-04 Pluris, Inc. Method of link word synchronization
US6549544B1 (en) * 1999-11-10 2003-04-15 Ibiquity Digital Corporation Method and apparatus for transmission and reception of FM in-band on-channel digital audio broadcasting
GB9928184D0 (en) * 1999-11-29 2000-01-26 British Broadcasting Corp Improvements in ofdm transmitters and recievers
US6798791B1 (en) * 1999-12-16 2004-09-28 Agere Systems Inc Cluster frame synchronization scheme for a satellite digital audio radio system
AT410874B (de) * 2001-02-22 2003-08-25 Peter Ing Gutwillinger Verfahren zur datenübertragung
US7471735B2 (en) 2001-04-27 2008-12-30 The Directv Group, Inc. Maximizing power and spectral efficiencies for layered and conventional modulations
US7639759B2 (en) * 2001-04-27 2009-12-29 The Directv Group, Inc. Carrier to noise ratio estimations from a received signal
US7512189B2 (en) * 2001-04-27 2009-03-31 The Directv Group, Inc. Lower complexity layered modulation signal processor
US7822154B2 (en) 2001-04-27 2010-10-26 The Directv Group, Inc. Signal, interference and noise power measurement
US7209524B2 (en) * 2001-04-27 2007-04-24 The Directv Group, Inc. Layered modulation for digital signals
US7583728B2 (en) 2002-10-25 2009-09-01 The Directv Group, Inc. Equalizers for layered modulated and other signals
US7778365B2 (en) * 2001-04-27 2010-08-17 The Directv Group, Inc. Satellite TWTA on-line non-linearity measurement
US7423987B2 (en) 2001-04-27 2008-09-09 The Directv Group, Inc. Feeder link configurations to support layered modulation for digital signals
US8005035B2 (en) * 2001-04-27 2011-08-23 The Directv Group, Inc. Online output multiplexer filter measurement
US6888888B1 (en) * 2001-06-26 2005-05-03 Microsoft Corporation Simultaneous tuning of multiple channels using intermediate frequency sub-sampling
EP1421700A4 (de) * 2001-08-10 2008-04-23 Adaptive Networks Inc Prozess und mechanismus zur digitalen entzerrung
US6831907B2 (en) * 2001-08-31 2004-12-14 Ericsson Inc. Digital format U.S. commercial FM broadcast system
US20030048462A1 (en) * 2001-09-06 2003-03-13 Richard Williams Method for generating multi-carrier sequences
KR100852278B1 (ko) * 2002-05-27 2008-08-14 삼성전자주식회사 동기심볼의 삽입에 따라 발생하는 오에프디엠신호의왜곡을 차단할 수 있는 오에프디엠 송신기
US7738587B2 (en) * 2002-07-03 2010-06-15 The Directv Group, Inc. Method and apparatus for layered modulation
US7352817B2 (en) 2002-09-27 2008-04-01 Ibiquity Digital Corporation Method and apparatus for interleaving signal bits in a digital audio broadcasting system
US7305043B2 (en) * 2002-10-17 2007-12-04 Ibiquity Digital Corporation Method and apparatus for formatting signals for digital audio broadcasting transmission and reception
WO2004082197A2 (en) * 2003-03-12 2004-09-23 Bader David M System for simultaneously transmitting multiple rf signals using a composite waveform
US7852746B2 (en) * 2004-08-25 2010-12-14 Qualcomm Incorporated Transmission of signaling in an OFDM-based system
US7512175B2 (en) * 2005-03-16 2009-03-31 Ibiquity Digital Corporation Method for synchronizing exporter and exciter clocks
US7830994B2 (en) * 2006-10-18 2010-11-09 Analog Devices, Inc. Channel estimation system and method
WO2009005281A1 (en) * 2007-07-05 2009-01-08 Samsung Electronics Co., Ltd. Digital broadcasting transmitter and receiver, and methods for processing streams thereof
US8374556B2 (en) * 2007-11-01 2013-02-12 National Public Radio, Inc. Method for determining audio broadcast transmission signal coverage
US8189719B2 (en) * 2008-05-20 2012-05-29 Qualcomm Incorporated Detection of time-domain sequences sent on a shared control channel
CN101917375B (zh) * 2009-06-09 2013-04-10 中国传媒大学 一种广播***中加入音频信令的方法
US8325790B2 (en) * 2009-08-03 2012-12-04 Analog Devices, Inc. Equalization for OFDM communication
CN102957651B (zh) * 2011-08-17 2017-03-15 北京泰美世纪科技有限公司 一种数字音频广播信号频率同步和接收方法及其装置
US8595590B1 (en) 2012-12-03 2013-11-26 Digital PowerRadio, LLC Systems and methods for encoding and decoding of check-irregular non-systematic IRA codes
US9191256B2 (en) 2012-12-03 2015-11-17 Digital PowerRadio, LLC Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems
US8948272B2 (en) 2012-12-03 2015-02-03 Digital PowerRadio, LLC Joint source-channel decoding with source sequence augmentation
WO2018176222A1 (zh) * 2017-03-28 2018-10-04 北京小米移动软件有限公司 传输、获取同步信息块的方法及装置
US11579288B2 (en) * 2018-04-14 2023-02-14 Coda Octopus Group Inc. Pseudo random frequency sonar ping generation

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US5764706A (en) * 1995-08-31 1998-06-09 Usa Digital Radio Partners, L.P. AM compatible digital waveform frame timing recovery and frame synchronous power measurement
CA2233063A1 (en) * 1995-08-31 1997-03-06 Mark J. Dapper Am compatible digital waveform demodulation using a dual fft
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US5748686A (en) 1996-04-04 1998-05-05 Globespan Technologies, Inc. System and method producing improved frame synchronization in a digital communication system
US5822368A (en) * 1996-04-04 1998-10-13 Lucent Technologies Inc. Developing a channel impulse response by using distortion
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KR100221336B1 (ko) * 1996-12-28 1999-09-15 전주범 직교 주파수 분할 다중화 수신 시스템의 프레임 동기 장치 및 그 방법
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Also Published As

Publication number Publication date
DE60032603T2 (de) 2007-11-15
KR100691091B1 (ko) 2007-03-09
JP2003502939A (ja) 2003-01-21
EP1190513A1 (de) 2002-03-27
CN1358367A (zh) 2002-07-10
ATE349822T1 (de) 2007-01-15
US6556639B1 (en) 2003-04-29
CA2374212A1 (en) 2000-12-28
AR027178A1 (es) 2003-03-19
MXPA01013124A (es) 2004-09-20
WO2000079712A1 (en) 2000-12-28
JP4414621B2 (ja) 2010-02-10
RU2248673C2 (ru) 2005-03-20
EP1190513B1 (de) 2006-12-27
KR20020029337A (ko) 2002-04-18
TW502506B (en) 2002-09-11
BR0011882A (pt) 2002-03-05
CN1221115C (zh) 2005-09-28
AU5758600A (en) 2001-01-09

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Legal Events

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8364 No opposition during term of opposition