CA2314427C - Information delivery in a multi-stream digital broadcasting system - Google Patents

Information delivery in a multi-stream digital broadcasting system Download PDF

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Publication number
CA2314427C
CA2314427C CA002314427A CA2314427A CA2314427C CA 2314427 C CA2314427 C CA 2314427C CA 002314427 A CA002314427 A CA 002314427A CA 2314427 A CA2314427 A CA 2314427A CA 2314427 C CA2314427 C CA 2314427C
Authority
CA
Canada
Prior art keywords
information
quality level
partially
access
encrypted format
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 - Fee Related
Application number
CA002314427A
Other languages
English (en)
French (fr)
Other versions
CA2314427A1 (en
Inventor
William M. Norr
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies Inc
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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Publication of CA2314427A1 publication Critical patent/CA2314427A1/en
Application granted granted Critical
Publication of CA2314427C publication Critical patent/CA2314427C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
    • H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
    • H04H60/23—Arrangements for conditional access to broadcast information or to broadcast-related services using cryptography, e.g. encryption, authentication, key distribution
    • 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
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/0827—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving distinctive intermediate devices or communication paths
    • 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]
    • H04H2201/183—FM 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
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/56—Financial cryptography, e.g. electronic payment or e-cash
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80—Wireless

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Circuits Of Receivers In General (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
CA002314427A 1999-07-30 2000-07-25 Information delivery in a multi-stream digital broadcasting system Expired - Fee Related CA2314427C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/364,432 1999-07-30
US09/364,432 US7085377B1 (en) 1999-07-30 1999-07-30 Information delivery in a multi-stream digital broadcasting system

Publications (2)

Publication Number Publication Date
CA2314427A1 CA2314427A1 (en) 2001-01-30
CA2314427C true CA2314427C (en) 2005-01-04

Family

ID=23434505

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002314427A Expired - Fee Related CA2314427C (en) 1999-07-30 2000-07-25 Information delivery in a multi-stream digital broadcasting system

Country Status (4)

Country Link
US (1) US7085377B1 (enExample)
EP (1) EP1073222A3 (enExample)
JP (1) JP2001111505A (enExample)
CA (1) CA2314427C (enExample)

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US6792051B1 (en) 2000-07-25 2004-09-14 Thomson Licensing S.A. In-band-on-channel broadcast system for digital data
JP4356226B2 (ja) * 2000-09-12 2009-11-04 ソニー株式会社 サーバ装置、配信システム、配信方法、及び端末装置
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US9712582B2 (en) * 2001-06-27 2017-07-18 Skky, Llc Telephone initiated protocol-improved media delivery platform
US7548875B2 (en) 2001-06-27 2009-06-16 John Mikkelsen Media delivery platform
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JP4007052B2 (ja) 2002-05-07 2007-11-14 セイコーエプソン株式会社 画像処理制御データ更新装置
US20040006541A1 (en) * 2002-07-08 2004-01-08 International Business Corporation Method and system for purchasing broadcast content
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EP1817845A4 (en) * 2004-11-29 2010-08-04 Univ Singapore PERCEPTIONAL AUDIO DECODER WITH LOW POWER CONSUMPTION FOR PORTABLE DEVICES
KR100710382B1 (ko) 2005-05-04 2007-04-23 엘지전자 주식회사 디지털멀티미디어방송의 오디오 기록 방법과 그를 위한장치
JP2007053461A (ja) * 2005-08-16 2007-03-01 Sony Corp 送受信システムおよび受信方法、受信装置および方法、並びに、プログラム
JP4582653B2 (ja) * 2006-05-09 2010-11-17 ソフトバンクモバイル株式会社 コンテンツ・ダウンロード・システム
JP4175381B2 (ja) * 2006-05-10 2008-11-05 ソニー株式会社 情報処理システムおよび方法、情報処理装置および方法、並びにプログラム
US8014446B2 (en) 2006-12-22 2011-09-06 Ibiquity Digital Corporation Method and apparatus for store and replay functions in a digital radio broadcasting receiver
US8520852B2 (en) * 2006-12-22 2013-08-27 Ibiquity Digital Corporation Method and apparatus for store and replay functions in a digital radio broadcasting receiver
US20080317243A1 (en) * 2007-03-30 2008-12-25 Ramprashad Sean A Low complexity encryption method for content that is coded by a rateless code
US8239767B2 (en) * 2007-06-25 2012-08-07 Microsoft Corporation Audio stream management for television content
US8102976B1 (en) * 2007-07-30 2012-01-24 Verint Americas, Inc. Systems and methods for trading track view
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Also Published As

Publication number Publication date
EP1073222A2 (en) 2001-01-31
EP1073222A3 (en) 2005-06-08
US7085377B1 (en) 2006-08-01
CA2314427A1 (en) 2001-01-30
JP2001111505A (ja) 2001-04-20

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