WO2009131378A2 - Transmitting additional information in the headers of encapsulating data packets in mobile/handheld (m/h) dtv signals - Google Patents
Transmitting additional information in the headers of encapsulating data packets in mobile/handheld (m/h) dtv signals Download PDFInfo
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- WO2009131378A2 WO2009131378A2 PCT/KR2009/002102 KR2009002102W WO2009131378A2 WO 2009131378 A2 WO2009131378 A2 WO 2009131378A2 KR 2009002102 W KR2009002102 W KR 2009002102W WO 2009131378 A2 WO2009131378 A2 WO 2009131378A2
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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
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—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
- H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
- H03M13/253—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM] with concatenated codes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—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
- H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
- H03M13/256—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM] with trellis coding, e.g. with convolutional codes and TCM
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—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
- H03M13/65—Purpose and implementation aspects
- H03M13/6522—Intended application, e.g. transmission or communication standard
- H03M13/6538—ATSC VBS systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—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
- 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
- H03M13/2933—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 using a block and a convolutional code
- H03M13/2936—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 using a block and a convolutional code comprising an outer Reed-Solomon code and an inner convolutional code
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Error Detection And Correction (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Abstract
Description
Claims (16)
- An apparatus for transmitting digital data in an 8-vestigial sideband (8-VSB) signal form for reception by a mobile/handheld (M/H) receiver, the apparatus comprising:an M/H encapsulated (MHE) packet generator that generates MHE packets and inserts additional information about at least part of the digital data in headers of the MHE packets; anda packet formatter that inserts the headers of the MHE packets in the digital data,wherein the at least part of the digital data comprises M/H data coded for transmission in robust form for reception by the M/H receiver, the coded M/H data being encapsulated in the MHE packets that are compliant with an audio/video compression standard and Reed-Solomon coded and convolutionally byte interleaved before being trellis coded.
- The apparatus of claim 1, wherein the additional information comprises at least information on a version of an M/H broadcast standard used for the transmission of the digital data in the 8-VSB signal form.
- The apparatus of claim 1, wherein the additional information comprises at least one of:information on a version of an M/H broadcast standard used for the transmission of the digital data in the 8-VSB signal form;information on a code rate of the transmission of the digital data in the 8-VSB signal form; andinformation on use of the digital data.
- The apparatus of claim 1, wherein the MHE packets are compliant with the moving picture experts group (MPEG)-2 Standard and Reed-Solomon coded and convolutionally byte interleaved before being 2/3 trellis coded.
- The apparatus of claim 1, wherein the header of each of the MHE packets comprises a respective packet identifier (PID) that includes at least a part of the additional information.
- The apparatus of claim 5, wherein respective amounts of the M/H data are accompanied by a sequence of training signals and by header information, corresponding to the PID, in a form of a sequence of Transmission Parameter Channel signaling and a sequence of Fast Information Channel signaling.
- The apparatus of claim 6, wherein the PID provides information on a version of an M/H broadcast standard used for the transmission of the digital data in the 8-VSB signal form.
- An apparatus for receiving digital data in an 8-vestigial sideband (8-VSB) signal form transmitted for reception by a mobile/handheld (M/H) receiver, the apparatus comprising:a receiving unit that receives the digital data;a detector that detects additional information about at least part of the digital data, the additional information being contained in header portions of M/H encapsulated (MHE) packets included within the digital data; anda packet selector that uses the additional information in reproducing the at least part of the digital data,wherein the at least part of the digital data comprises M/H data coded for transmission in robust form for reception by the M/H receiver, the coded M/H data being encapsulated in the MHE packets that are compliant with an audio/video compression standard and Reed-Solomon coded and convolutionally byte interleaved before being trellis coded.
- The apparatus of claim 8, wherein the additional information comprises at least information on a version of an M/H broadcast standard used for the transmitting the digital data in the 8-VSB signal form, andwherein the apparatus responds to the information on the version of the M/H broadcast standard for determining whether the apparatus is capable of receiving the at least part of the digital data.
- The apparatus of claim 8, wherein the additional information comprises at least one of:information on a version of an M/H broadcast standard used for the transmission of the digital data in the 8-VSB signal form,information on a code rate of the transmission of the digital data in the 8-VSB signal form, andinformation on use of the digital data; andwherein the apparatus further comprises a system for modifying its operation in response to the additional information.
- The apparatus of claim 8, wherein the header of the MHE packets comprise a packet identifier (PID) that includes at least a part of the additional information; andwherein the apparatus further comprises a system for modifying its operation in response to the additional information.
- The apparatus of claim 8, wherein the MHE packets are compliant with the moving picture experts group (MPEG)-2 Standard and Reed-Solomon coded and convolutionally byte interleaved before being 2/3 trellis coded.
- An apparatus for transmitting digital data in an 8-vestigial sideband (8-VSB) signal format, wherein at least some of the digital data segments comprise mobile/handheld (M/H) data coded for transmission in robust form for reception by an M/H receiver, the coded M/H data being encapsulated in M/H encapsulated (MHE) packets compliant with an audio/video compression standard, the apparatus comprising:an M/H Frame encoder connected for organizing M/H data within M/H Frames and forward-error-correction coding the M/H data within each M/H Frame to generate an M/H Frame encoder response;a block processor connected for further coding the M/H Frame encoder response to generate the coded M/H data to be encapsulated in the MHE packets;an M/H Group formatter that generates M/H Groups, each M/H Group comprising a respective set of successive data segments each of which incorporates a respective as yet incomplete MHE packet having placeholder bytes in a header region thereof, each of the as yet incomplete MHE packets having a respective extended payload region containing a portion of the coded M/H data generated by the block processor intermixed with further placeholder bytes;an MHE packet header generator that generates headers of the MHE packets in each of the M/H Groups and incorporates within at least some of the headers additional information about the coded M/H data;a packet formatter connected for receiving the successive data segments in each of the M/H Groups generated by the M/H Group formatter and introducing respective modifications into each of the successive data segments, the modifications including installation of a respective one of the headers of the MHE packets generated by the MHE packet header generator into the header region of one of the as yet incomplete MHE packets generated by the M/H Group formatter, replacing the placeholder bytes therein; andan M/H post-processor connected for further processing the successive data segments as modified by the packet formatter, the further processing including Reed-Solomon coding of the successive data segments as modified by the packet formatter, inclusion of results from the Reed-Solomon coding in a convolutional byte interleaving procedure, and modified trellis coding of results from the convolutional byte interleaving procedure.
- The apparatus of claim 13, wherein the headers of the MHE packets in each M/H Group each comprise a packet identifier (PID) indicative of the kind of coded M/H data encapsulated in the MHE packets.
- The apparatus of claim 13, wherein the additional information comprises information regarding which version of an M/H broadcast standard is used for the transmission of the digital data in the 8-VSB signal form.
- An apparatus for receiving digital data in an 8-vestigial sideband (8-VSB) signal form transmitted in robust form for reception by a mobile/handheld (M/H) receiver, the apparatus comprising:a receiving unit that receives the digital data;a detector that detects additional information about at least part of the digital data contained in header portions of M/H encapsulated (MHE) packets, the header portions being inserted in the digital data; anda packet selector that uses the additional information in selectively reproducing the at least part of the digital data,wherein the at least part of the digital data comprises M/H data that was coded for transmission in robust form and encapsulated in the MHE packets.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112009000817T DE112009000817T5 (en) | 2008-04-22 | 2009-04-22 | Sending additional information in headers of encapsulating data packets in Mobile / Handheld (M / H) -DTV signals |
MX2010011649A MX2010011649A (en) | 2008-04-22 | 2009-04-22 | Transmitting additional information in the headers of encapsulating data packets in mobile/handheld (m/h) dtv signals. |
CN200980114499.6A CN102017616B (en) | 2008-04-22 | 2009-04-22 | Apparatus for transmitting digital data in an 8-vestigial sideband (8-VSB) signal format |
CA2720676A CA2720676C (en) | 2008-04-22 | 2009-04-22 | Transmitting additional information in the headers of encapsulating data packets in mobile/handheld (m/h) dtv signals |
BRPI0911407A BRPI0911407A2 (en) | 2008-04-22 | 2009-04-22 | transmitting additional information on data encapsulation packet headers in mobile / portable (m / h) dtv signals |
FI20106212A FI20106212A (en) | 2008-04-22 | 2010-11-17 | Transmission of additional information in the headings of the encapsulation packet in mobile / handheld devices (M / H) DTV signals |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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US12504708P | 2008-04-22 | 2008-04-22 | |
US61/125,047 | 2008-04-22 | ||
US13187008P | 2008-06-14 | 2008-06-14 | |
US61/131,870 | 2008-06-14 |
Publications (2)
Publication Number | Publication Date |
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WO2009131378A2 true WO2009131378A2 (en) | 2009-10-29 |
WO2009131378A3 WO2009131378A3 (en) | 2010-01-07 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/KR2009/002102 WO2009131378A2 (en) | 2008-04-22 | 2009-04-22 | Transmitting additional information in the headers of encapsulating data packets in mobile/handheld (m/h) dtv signals |
Country Status (9)
Country | Link |
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US (1) | US8179982B2 (en) |
KR (1) | KR101538919B1 (en) |
CN (1) | CN102017616B (en) |
BR (1) | BRPI0911407A2 (en) |
CA (1) | CA2720676C (en) |
DE (1) | DE112009000817T5 (en) |
FI (1) | FI20106212A (en) |
MX (1) | MX2010011649A (en) |
WO (1) | WO2009131378A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108833945A (en) * | 2018-06-29 | 2018-11-16 | 井冈山电器有限公司 | A kind of method and device flowed using single channel DMA simultaneous transmission multichannel TS |
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CA2562194C (en) | 2005-10-05 | 2012-02-21 | Lg Electronics Inc. | Method of processing traffic information and digital broadcast system |
US7840868B2 (en) * | 2005-10-05 | 2010-11-23 | Lg Electronics Inc. | Method of processing traffic information and digital broadcast system |
WO2007091779A1 (en) | 2006-02-10 | 2007-08-16 | Lg Electronics Inc. | Digital broadcasting receiver and method of processing data |
WO2007126196A1 (en) | 2006-04-29 | 2007-11-08 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
WO2007136166A1 (en) | 2006-05-23 | 2007-11-29 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
MX2009000040A (en) * | 2006-07-07 | 2009-01-30 | Lg Electronics Inc | Digital broadcasting system and method of processing data. |
US7873104B2 (en) | 2006-10-12 | 2011-01-18 | Lg Electronics Inc. | Digital television transmitting system and receiving system and method of processing broadcasting data |
KR101253185B1 (en) | 2007-03-26 | 2013-04-10 | 엘지전자 주식회사 | Digital broadcasting system and data processing method |
KR101285887B1 (en) | 2007-03-26 | 2013-07-11 | 엘지전자 주식회사 | Digital broadcasting system and method of processing data in digital broadcasting system |
KR101285888B1 (en) | 2007-03-30 | 2013-07-11 | 엘지전자 주식회사 | Digital broadcasting system and method of processing data in digital broadcasting system |
WO2009005326A2 (en) | 2007-07-04 | 2009-01-08 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
US8433973B2 (en) | 2007-07-04 | 2013-04-30 | Lg Electronics Inc. | Digital broadcasting system and method of processing data |
KR20090012180A (en) | 2007-07-28 | 2009-02-02 | 엘지전자 주식회사 | Digital broadcasting system and method of processing data in digital broadcasting system |
US8099654B2 (en) | 2007-08-24 | 2012-01-17 | Lg Electronics Inc. | Digital broadcasting system and method of processing data in the digital broadcasting system |
US8121232B2 (en) * | 2008-11-06 | 2012-02-21 | Lg Electronics Inc. | Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system |
US8432961B2 (en) * | 2009-06-11 | 2013-04-30 | Lg Electronics Inc. | Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system |
US9325547B2 (en) | 2009-11-13 | 2016-04-26 | Thomson Licensing | Preamble identification in a mobile DTV system |
US9391741B2 (en) | 2009-11-13 | 2016-07-12 | Thomson Licensing | Joint preamble and code rate identifier in a mobile DTV system |
WO2011081616A1 (en) * | 2009-12-28 | 2011-07-07 | Thomson Licensing | A priori processor for an iterative decoder |
KR101276331B1 (en) * | 2011-06-20 | 2013-07-30 | 전자부품연구원 | Method for reconfigurating transmission parameters dynamically for preventing DTV distortion in ATSC-M/H multiplexer |
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CN109525852B (en) * | 2018-11-22 | 2020-11-13 | 北京奇艺世纪科技有限公司 | Live video stream processing method, device and system and computer readable storage medium |
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KR100685789B1 (en) * | 2004-04-01 | 2007-02-22 | 한국전자통신연구원 | Apparatus and Method for Receiving Digital Television Signal with Backward Compatibility Byte |
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- 2009-04-22 WO PCT/KR2009/002102 patent/WO2009131378A2/en active Application Filing
- 2009-04-22 MX MX2010011649A patent/MX2010011649A/en active IP Right Grant
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- 2009-04-22 DE DE112009000817T patent/DE112009000817T5/en not_active Withdrawn
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2010
- 2010-11-17 FI FI20106212A patent/FI20106212A/en not_active Application Discontinuation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108833945A (en) * | 2018-06-29 | 2018-11-16 | 井冈山电器有限公司 | A kind of method and device flowed using single channel DMA simultaneous transmission multichannel TS |
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CN102017616B (en) | 2014-09-10 |
CN102017616A (en) | 2011-04-13 |
FI20106212A (en) | 2010-11-17 |
BRPI0911407A2 (en) | 2015-10-06 |
DE112009000817T5 (en) | 2011-02-24 |
MX2010011649A (en) | 2010-12-06 |
CA2720676A1 (en) | 2009-10-29 |
CA2720676C (en) | 2017-01-03 |
KR20110013414A (en) | 2011-02-09 |
US20090262799A1 (en) | 2009-10-22 |
KR101538919B1 (en) | 2015-07-24 |
WO2009131378A3 (en) | 2010-01-07 |
US8179982B2 (en) | 2012-05-15 |
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