DK2549748T3 - Transmissionssignalmodtager, og transmissionssignalmodtagelsesfremgangsmåde - Google Patents
Transmissionssignalmodtager, og transmissionssignalmodtagelsesfremgangsmåde Download PDFInfo
- Publication number
- DK2549748T3 DK2549748T3 DK11740010.1T DK11740010T DK2549748T3 DK 2549748 T3 DK2549748 T3 DK 2549748T3 DK 11740010 T DK11740010 T DK 11740010T DK 2549748 T3 DK2549748 T3 DK 2549748T3
- Authority
- DK
- Denmark
- Prior art keywords
- μιμο
- signals
- qam
- signal
- data
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 178
- 230000005540 biological transmission Effects 0.000 title claims description 175
- NGVDGCNFYWLIFO-UHFFFAOYSA-N pyridoxal 5'-phosphate Chemical compound CC1=NC=C(COP(O)(O)=O)C(C=O)=C1O NGVDGCNFYWLIFO-UHFFFAOYSA-N 0.000 claims description 96
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Classifications
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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
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
-
- 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
- H04H20/33—Arrangements for simultaneous broadcast of plural pieces of information by plural channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/71—Wireless systems
- H04H20/72—Wireless systems of terrestrial networks
-
- 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
- H04L1/0045—Arrangements at the receiver end
- H04L1/0047—Decoding adapted to other signal detection operation
-
- 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
-
- 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
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234327—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by decomposing into layers, e.g. base layer and one or more enhancement layers
-
- 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
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
-
- 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
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
- H04N21/4383—Accessing a communication channel
-
- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6112—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving terrestrial transmission, e.g. DVB-T
-
- 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
- H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
- H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
- H03M13/09—Error detection only, e.g. using cyclic redundancy check [CRC] codes or single parity bit
-
- 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
- H03M13/27—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 using interleaving techniques
-
- 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
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0637—Properties of the code
- H04L1/0668—Orthogonal systems, e.g. using Alamouti codes
-
- 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
- H04L27/2614—Peak power aspects
- H04L27/2623—Reduction thereof by clipping
-
- 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
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2627—Modulators
- H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
Claims (6)
1. Fremgangsmåde til at modtage transmissionssignaler, fremgangsmåden omfattende; at modtage første og andet transmissionssignal af et M*N-QAM-modus og at demodulere det modtagne første og andet transmissionssignal med en Orthogonal Frequency Division Multiplexing, OFDM, -fremgangsmåde, hvor det første og andet transmissionssignal sendes ved anvendelse af henholdsvis M-QAM og N-QAM -modus; at detektere et APl-preamblesymbol som inkluderer yderligere transmissionsparametre; at afindflette det demodulerede første og andet transmissionssignal i et frekvensdomæne; at parse første og anden ramme i det afindflettede første og andet transmissionssignal, hvor hver af den første og anden ramme bærer AP1-preamblesymbolet, mindst et P2-preamblesymbol og Physical Layer Pipes, PLPs, hvor det mindst ene P2-preamblesymbol er placeret efter AP1-preamblesymbolet, hvor APl-preamblesymbolet haren modificeret struktur baseret på et Pl-preamblesymbol, hvor hver PLP bærer mindst en service eller mindst en servicekomponent; at tidsafindflette data tilsvarende hver PLP i den første og anden ramme; at Multi-input Multi-Output, ΜΙΜΟ, -behandle det tidsafindflettede data tilsvarende hver PLP til at outputte et første outputsignal og et andet outputsignal, hvor MIMO-behandlingen udføres ved anvendelse afen MIMO-behandlingsmatrix havende MIMO-behandlingsparameter; og at kombinere det første og andet outputsignal.
2. Fremgangsmåden ifølge krav 1, hvor fremgangsmåden endvidere inkluderer: at Multi input, Single Output, MISO, -behandle Layer 1, LI, -signaleringsinformation båret af mindst et P2-preamblesymbol i den første og anden ramme; og at FEC-afkode den MISO-behandlede Ll-signaleringsinformation.
3. Fremgangsmåden ifølge krav 1, hvor Pl-preamblesymbolet er placeret i begyndelsen af hver af den første og anden ramme og APl-preamblesymbolet er placeret efter Pl-preamblesymbolet.
4. Apparat til at modtage transmissionssignaler, apparatet omfattende; organ (47110) til at modtage første og andet transmissionssignal af et M*N-QAM-modus, hvor det første og andet transmissionssignal sendes ved anvendelse af henholdsvis M-QAM og N-QAM -modus; og at demodulere det modtagne første og andet transmissionssignal med en Orthogonal Frequency Division Multiplexing, OFDM, -fremgangsmåde og at detektere et APl-preamblesymbol som inkluderer yderligere transmissionsparametre; organ (47120) til at afindflette det demodulerede første og andet transmissionssignal i et frekvensdomæne; organ (47130) til at parse første og anden ramme i det afindflettede første og andet transmissionssignal, hvor hver af den første og anden ramme bærer APl-preamblesymbolet, mindst et P2-preamblesymbol og Physical Layer Pipes, PLP'er, hvor det mindst ene P2-preamblesymbol er placeret efter APl-preamblesymbolet, hvor APl-preamblesymbolet har en modificeret struktur baseret på et Pl-preamblesymbol med forskellige parametre, hvor hver PLP bærer mindst en service eller mindst en servicekomponent; organ (47140) til at tidsafindflette data tilsvarende hver PLP i den første og anden ramme; organ (47150) til at Multi-input Multi-Output, ΜΙΜΟ, -behandle det tidsafindflettede data tilsvarende hver PLP til at outputte et første outputsignal og et andet outputsignal, hvor MIMO-behandlingen udføres ved anvendelse af en MIMO-behandlingsmatrix havende et MIMO-behandlingsparameter; og organ (47160) til at kombinere det første og andet outputsignal.
5. Apparatet ifølge krav 4, hvor apparatet endvidere inkluderer: organ (107300) til at Multi input, Single Output, MISO, -behandle Layer 1, LI, -signaleringsinformation båret af mindst et P2-preamblesymbol i den første og anden ramme og at FEC-afkode den MISO-behandlede Ll-signaleringsinformation.
6. Apparatet ifølge krav 4, hvor Pl-preamblesymbolet er placeret i begyndelsen af hver af den første og anden ramme og APl-preamblesymbolet er placeret efter Pl-preamblesymbolet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US30161010P | 2010-02-04 | 2010-02-04 | |
| PCT/KR2011/000709 WO2011096714A2 (ko) | 2010-02-04 | 2011-02-01 | 방송 신호 송신기, 수신기 및 방송 신호 송신 및 수신 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK2549748T3 true DK2549748T3 (da) | 2015-07-27 |
Family
ID=44355959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK11740010.1T DK2549748T3 (da) | 2010-02-04 | 2011-02-01 | Transmissionssignalmodtager, og transmissionssignalmodtagelsesfremgangsmåde |
Country Status (7)
| Country | Link |
|---|---|
| EP (2) | EP2549748B1 (da) |
| DK (1) | DK2549748T3 (da) |
| ES (1) | ES2544637T3 (da) |
| HU (1) | HUE026799T2 (da) |
| PL (1) | PL2549748T3 (da) |
| SI (1) | SI2549748T1 (da) |
| WO (1) | WO2011096714A2 (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016058137A1 (zh) * | 2014-10-15 | 2016-04-21 | 华为技术有限公司 | 无线局域网中信号传输的方法、发送端和接收端 |
| EP3282611A4 (en) * | 2015-04-06 | 2018-11-21 | LG Electronics Inc. | Apparatus and method for transmitting and receiving broadcast signal |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7653415B2 (en) * | 2002-08-21 | 2010-01-26 | Broadcom Corporation | Method and system for increasing data rate in a mobile terminal using spatial multiplexing for DVB-H communication |
| GB2436414A (en) * | 2006-02-20 | 2007-09-26 | British Broadcasting Corp | OFDM - MIMO radio frequency transmission system |
| KR100937430B1 (ko) * | 2008-01-25 | 2010-01-18 | 엘지전자 주식회사 | 신호 송수신 방법 및 신호 송수신 장치 |
-
2011
- 2011-02-01 WO PCT/KR2011/000709 patent/WO2011096714A2/ko active Application Filing
- 2011-02-01 PL PL11740010T patent/PL2549748T3/pl unknown
- 2011-02-01 HU HUE11740010A patent/HUE026799T2/en unknown
- 2011-02-01 DK DK11740010.1T patent/DK2549748T3/da active
- 2011-02-01 SI SI201130548T patent/SI2549748T1/sl unknown
- 2011-02-01 EP EP20110740010 patent/EP2549748B1/en active Active
- 2011-02-01 EP EP15160670.4A patent/EP2919408B1/en active Active
- 2011-02-01 ES ES11740010.1T patent/ES2544637T3/es active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP2919408A1 (en) | 2015-09-16 |
| WO2011096714A2 (ko) | 2011-08-11 |
| EP2549748A4 (en) | 2013-10-30 |
| PL2549748T3 (pl) | 2015-10-30 |
| WO2011096714A3 (ko) | 2011-12-29 |
| EP2549748A2 (en) | 2013-01-23 |
| EP2919408B1 (en) | 2018-06-20 |
| HUE026799T2 (en) | 2016-07-28 |
| SI2549748T1 (sl) | 2015-10-30 |
| EP2549748B1 (en) | 2015-05-06 |
| ES2544637T3 (es) | 2015-09-02 |
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