DK2541926T3 - Transmissionssignalmodtager og transmissionssignalmodtagelsesfremgangsmåde - Google Patents
Transmissionssignalmodtager og transmissionssignalmodtagelsesfremgangsmåde Download PDFInfo
- Publication number
- DK2541926T3 DK2541926T3 DK11747692.9T DK11747692T DK2541926T3 DK 2541926 T3 DK2541926 T3 DK 2541926T3 DK 11747692 T DK11747692 T DK 11747692T DK 2541926 T3 DK2541926 T3 DK 2541926T3
- Authority
- DK
- Denmark
- Prior art keywords
- data
- μιμο
- symbol
- plp
- frame
- Prior art date
Links
Classifications
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- 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
- H04H60/11—Arrangements for counter-measures when a portion of broadcast information is unavailable
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- 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]
- H03M13/251—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 block coding
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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
- H04L1/0045—Arrangements at the receiver end
- H04L1/0047—Decoding adapted to other signal detection operation
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03159—Arrangements for removing intersymbol interference operating in the frequency domain
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03891—Spatial equalizers
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Claims (8)
1. Fremgangsmåde til at modtage transmissionssignaler, fremgangsmåden omfattende; at modtage to transmissionssignaler og demodulere de modtagne to transmissionssignaler med en Orthogonal Frequency Division Multiplexing, OFDM, -fremgangsmåde, hvor hver af de demodulerede to transmissionssignaler inkluderer en signalramme, hvor signalrammen inkluderer en preamble og datasymboler, hvor demoduleringen endvidere inkluderer at opnå et Pl-symbol og et AP1-symbol fra preamblen, Pl-symbolet bærer en transmissionstype og en tilsvarende preambleidentifikator og APl-symbolet bærer yderligere transmissionsparametre til at detektere et transmissionssignal for en mobilservice, hvor Pl-symbolet inkluderer en hoveddel og to beskyttelsesintervaller og APl-symbolet inkluderer en yderligere hoveddel og to yderligere beskyttelsesintervaller hvor en længde af hver af de to yderligere beskyttelsesintervaller i APl-symbolet er forskellig fra en længde af hver af de to beskyttelsesintervaller i Pl-symbolet, hvor datasymbolerne bærer PLP'er, Physical Layer Pipes, hver PLP inkluderer mindst en service eller mindst en servicekomponent; at frekvensafindflette de demodulerede to transmissionssignaler med et par af på hinanden følgende celler; at parse hver af de to signalrammer fra de frekvensafindflettede to transmissionssignaler; at afkode data i de parsede to signalrammer, hvor afkodningen endvidere omfatter en første afkodning for PLP'er til Multi-Input Single-Output, MISO, -behandling, en anden afkodning for PLP'er til Multi-Input Multi-Output, ΜΙΜΟ, -behandling og en tredje afkodning for Ll-signaleringsinformation til MISO-behandling, hvor den anden afkodning inkluderer; at tidsafindflette data tilsvarende PLP'erne til MIMO-behandling; at celleafindflette den tidsafindflettede data med en celleenhed; at MIMO-behandle den celleafindflettede data til at outputte to outputsignaler; at Quadrature Amplitude Modulation, QAM, -af-afbilde data af de to outputsignaler; og at Forward error correction, FEC, -afkode de QAM-af-afbildede data, hvor de to outputsignaler af den MIMO-behandlede data er signaler afbildet af parret af på hinanden følgende celler.
2. Fremgangsmåden ifølge krav 1, hvor MIMO-behandlingen udføres ved at anvende en MIMO-afkodningsmatrix med specifikke MIMO-afkodningskoefficienter, hvor de specifikke MIMO-afkodningskoefficienter defineres afhængigt af en flerhed af QAM-modus.
3. Fremgangsmåden ifølge krav 1, hvor de to transmissionssignaler modtages af polære modtagelsesantenner.
4. Fremgangsmåden ifølge krav 1, hvor den første afkodning endvidere inkluderer: at tidsafindflette data tilsvarende PLP'erne til MISO-behandling; at QAM-af-afbilde den tidsafindflettede data; og at multiplekse de QAM-af-afbildede data.
5. Apparat til modtagelse af transmissionssignaler, apparatet omfattende; modtagelsesenhed (107100) til at modtage to transmissionssignaler og demodulere de modtagne to transmissionssignaler med en Orthogonal Frequency Division Multiplexing, OFDM, -fremgangsmåde, hvor hver af de demodulerede to transmissionssignaler inkluderer en signalramme, hvor signalrammen inkluderer en preamble og datasymboler, hvor modtagelsesenheden (107100) til demodulering endvidere opnår et Pl-symbol og et APl-symbol fra preamblen, Pl-symbolet bærer en transmissionstype og en tilsvarende preambleidentifikator og APl-symbolet bærer yderligere transmissionsparametre til at detektere et transmissionssignal for en mobilservice, hvor Pl-symbolet inkluderer en hoveddel og to beskyttelsesintervaller og APl-symbolet inkluderer en yderligere hoveddel og to yderligere beskyttelsesintervaller hvor en længde af hver af de to yderligere beskyttelsesintervaller i APl-symbolet er forskellig fra en længde af hver af de to beskyttelsesintervaller i Pl-symbolet, hvor datasymbolerne bærer PLP'er, Physical Layer Pipes, hver PLP inkluderer mindst en service eller mindst en servicekomponent; en frekvensafindfletter (611110) til at frekvensafindflette de demodulerede to transmissionssignaler med et par af på hinanden følgende celler; en rammeparser (107200) til at parse hver af de to signalrammer fra de frekvensafindflettede to transmissionssignaler; en afkoder (107300) til at afkode data i de parsede to signalrammer, hvor afkoderen (107300) til afkodning endvidere omfatter en første afkodningsblok (615100) for PLP'er til Multi-Input Single-Output, MISO, -behandling, en anden afkodningsblok (615200) for PLP'er til Multi-Input Multi-Output, MIMO-behandling og en tredje afkodningsblok (615300) for Ll-signaleringsinformation til MISO-behandling, hvor den anden afkodningsblok (607200) inkluderer, en tidsafindfletter (612220-0, 612220-1) for tidsafindfletning af data tilsvarende PLP'erne til MIMO-behandling; en celleafindfletter (632210-1, 632210-2) til at celleafindflette den tidsafindflettede data med en celleenhed; en MIMO-behandler (615210) til at MIMO-behandle den celleafindflettede data til at outputte to outputsignaler; en af-afbilder (612240-0,612240-1) til Quadrature Amplitude Modulation, QAM, -af-afbildning af data af de to outputsignaler; og en Forward Error Correction, FEC, -afkoder (612270) til afkodning af de QAM-af-afbildede data, hvor de to outputsignaler af den MIMO-behandlede data er signaler afbildet af parret af på hinanden følgende celler.
6. Apparatet ifølge krav 5, hvor MIMO-behandleren (615210) til MIMO-behandling udfører MIMO-behandling med anvendelse af en MIMO-afkodningsmatrix med specifikke MIMO-afkodningskoefficienter, hvor de specifikke MIMO-afkodningskoefficienter er defineret afhængigt af en flerhed af QAM-modus.
7. Apparatet ifølge krav 5, hvor de to transmissionssignaler modtages af polære modtagelsesantenner.
8. Apparatet ifølge krav 5, hvor den første afkodningsblok (615100) endvidere inkluderer: en af-afbilder (612140) til QAM-af-afbildning af den tidsafindflettede data; og en multiplekser (612150) til multipleksing af de QAM-af-afbildede data.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US30730810P | 2010-02-23 | 2010-02-23 | |
| PCT/KR2011/001255 WO2011105802A2 (ko) | 2010-02-23 | 2011-02-23 | 방송 신호 송/수신기 및 방송 신호 송/수신 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK2541926T3 true DK2541926T3 (da) | 2015-11-23 |
Family
ID=44507421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK11747692.9T DK2541926T3 (da) | 2010-02-23 | 2011-02-23 | Transmissionssignalmodtager og transmissionssignalmodtagelsesfremgangsmåde |
Country Status (7)
| Country | Link |
|---|---|
| EP (2) | EP2541926B1 (da) |
| DK (1) | DK2541926T3 (da) |
| ES (1) | ES2552808T3 (da) |
| HU (1) | HUE026009T2 (da) |
| PL (1) | PL2541926T3 (da) |
| SI (1) | SI2541926T1 (da) |
| WO (1) | WO2011105802A2 (da) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150084947A (ko) | 2013-01-17 | 2015-07-22 | 엘지전자 주식회사 | 방송 신호 송신 장치, 방송 신호 수신 방법, 방송 신호 송신 방법 및 방송 신호 수신 방법 |
| CN103718490A (zh) * | 2013-04-26 | 2014-04-09 | 华为技术有限公司 | 一种解交织的方法及通信系统 |
| EP2995077B1 (en) | 2013-05-08 | 2018-10-24 | LG Electronics Inc. | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals |
| EP3028451B1 (en) | 2013-08-01 | 2018-06-13 | LG Electronics Inc. | Apparatus for transmitting / receiving broadcast signals |
| CN105637859B (zh) | 2013-08-01 | 2019-04-19 | Lg 电子株式会社 | 发送广播信号的设备、接收广播信号的设备、发送广播信号的方法以及接收广播信号的方法 |
| US9680680B2 (en) | 2013-08-01 | 2017-06-13 | Lg Electronics Inc. | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals |
| WO2015023148A1 (en) | 2013-08-14 | 2015-02-19 | Lg Electronics Inc. | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals |
| EP3244620B1 (en) | 2015-01-05 | 2019-09-04 | LG Electronics Inc. -1- | Broadcast signal transmission apparatus, broadcast signal reception apparatus, broadcast signal transmission method, and broadcast signal reception method |
| KR102036116B1 (ko) | 2015-07-27 | 2019-11-26 | 엘지전자 주식회사 | 방송 신호 송수신 장치 및 방법 |
| CN107872638A (zh) * | 2016-09-27 | 2018-04-03 | 晨星半导体股份有限公司 | 解交错电路与解交错方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101191176B1 (ko) * | 2005-06-03 | 2012-10-15 | 고려대학교 산학협력단 | 비트 인터리브드 코디드 모듈레이션 시스템에서의 최적의 맵핑 선정 방법 |
| US20090094356A1 (en) * | 2007-10-09 | 2009-04-09 | Nokia Corporation | Associating Physical Layer Pipes and Services Through a Program Map Table |
| US7974254B2 (en) * | 2007-10-22 | 2011-07-05 | Nokia Corporation | Digital broadcast signaling metadata |
| EP2235939A4 (en) * | 2007-12-12 | 2011-04-20 | Lg Electronics Inc | DEVICE AND METHOD FOR TRANSMITTING AND RECEIVING A SIGNAL |
| KR100937430B1 (ko) * | 2008-01-25 | 2010-01-18 | 엘지전자 주식회사 | 신호 송수신 방법 및 신호 송수신 장치 |
-
2011
- 2011-02-23 EP EP11747692.9A patent/EP2541926B1/en active Active
- 2011-02-23 DK DK11747692.9T patent/DK2541926T3/da active
- 2011-02-23 EP EP15167659.0A patent/EP2950477B1/en active Active
- 2011-02-23 SI SI201130646T patent/SI2541926T1/sl unknown
- 2011-02-23 PL PL11747692T patent/PL2541926T3/pl unknown
- 2011-02-23 ES ES11747692.9T patent/ES2552808T3/es active Active
- 2011-02-23 WO PCT/KR2011/001255 patent/WO2011105802A2/ko active Application Filing
- 2011-02-23 HU HUE11747692A patent/HUE026009T2/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES2552808T3 (es) | 2015-12-02 |
| WO2011105802A2 (ko) | 2011-09-01 |
| SI2541926T1 (sl) | 2016-01-29 |
| EP2541926A2 (en) | 2013-01-02 |
| EP2541926B1 (en) | 2015-08-12 |
| WO2011105802A3 (ko) | 2011-11-24 |
| EP2950477A1 (en) | 2015-12-02 |
| EP2541926A4 (en) | 2013-10-30 |
| EP2950477B1 (en) | 2019-09-18 |
| HUE026009T2 (en) | 2016-05-30 |
| PL2541926T3 (pl) | 2016-01-29 |
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