DK2533524T3 - Apparat og fremgangsmåde til at sende transmissionssignaler - Google Patents
Apparat og fremgangsmåde til at sende transmissionssignaler Download PDFInfo
- Publication number
- DK2533524T3 DK2533524T3 DK11740000.2T DK11740000T DK2533524T3 DK 2533524 T3 DK2533524 T3 DK 2533524T3 DK 11740000 T DK11740000 T DK 11740000T DK 2533524 T3 DK2533524 T3 DK 2533524T3
- Authority
- DK
- Denmark
- Prior art keywords
- μιμο
- qam
- symbol
- signals
- data
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
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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
- 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
- H04L1/0041—Arrangements at the transmitter end
-
- 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
-
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/345—Modifications of the signal space to allow the transmission of additional information
- H04L27/3461—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel
- H04L27/3483—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel using a modulation of the constellation points
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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
- H03M13/03—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
- H03M13/03—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
- H03M13/11—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 using multiple parity bits
- H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] 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
- H03M13/03—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
- H03M13/13—Linear codes
- H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
- H03M13/151—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials
- H03M13/152—Bose-Chaudhuri-Hocquenghem [BCH] 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]
- H03M13/255—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 Low Density Parity Check [LDPC] 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
- H03M13/29—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
- H03M13/2906—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 block 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
- H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
- H03M13/356—Unequal error protection [UEP]
-
- 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
-
- 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
-
- 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
- H04W52/322—Power control of broadcast channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
Claims (8)
1. Fremgangsmåde til at sende transmissionssignaler, fremgangsmåden omfattende; at Forward Error Correction, FEC, -kode Physical Layer Pipe, PLP, -databit; at inddele PLP-databittene i første og andet inputsignaler; at Quadrature Amplitude Modulation, QAM, -afbilde det første og andet inputsignal over på konstellationer for at outputte første og andet QAM-symboler; at Multi-input Multi-Output, ΜΙΜΟ, -behandle det første og andet QAM-symbol, hvor MIMO-behandlingen udføres ved at anvende en MIMO-behandlingsmatrix med et parameter på det første og andet QAM-symbol, hvor parameteret er relateret til en rotationsvinkel udført af MIMO-behandlingsmatrixen, vinklen afhængig af konstellationerne af det første og andet QAM-symbol; at tidsindflette det MIMO-behandlede første og andet QAM-symbol for at outputte første og andet transmissionssignaler; og at modulere det første og andet transmissionssignal med en Orthogonal Frequency Division Multiplexing, OFDM, -fremgangsmåde.
2. Fremgangsmåden ifølge krav 1, hvor fremgangsmåden yderligere inkluderer: at bitindflette de FEC-kodede PLP-databit.
3. Fremgangsmåden ifølge krav 2, hvor QAM-konstellationerne inkluderer en QAM-konstellation for det første QAM-symbol og en QAM-konstellation for det andet QAM-symbol, hvor QAM-konstellationen for det første QAM-symbol er lig med QAM-konstellationen for det andet QAM-symbol.
4. Fremgangsmåden ifølge krav 1, hvor det første og andet QAM-symbol normaliseres forud for MIMO-behandling.
5. Apparat til at sende transmissionssignaler, apparatet omfattende: en Forward Error Correction, FEC, -koder (47050) til at FEC-kode Physical Layer Pipe, PLP, -databit; en inddeler (47070) til at inddele PLP-databittene i første og andet inputsignaler; en Quadrature Amplitude Modulation, QAM, -afbilder (47080) til at afbilde det første og andet inputsignal over på QAM-konstellationer, for at outputte første og andet QAM-symboler; en Multi-input Multi-Output, ΜΙΜΟ, -behandler (47090) til at MIMO-behandle det første og andet QAM-symbol, hvor MIMO-behandlingen udføres ved at anvende en MIMO-behandlingsmatrix med et parameter på det første og andet QAM-symbol, hvor parameteret er relateret til en rotationsvinkel udført af MIMO-behandlingsmatrixen, vinklen afhængig af konstellationerne af det første og andet QAM-symbol; en tidsindfletter (47100) til at tidsindflette det MIMO-behandlede første og andet QAM-symbol for at outputte første og andet transmissionssignaler; og en modulator (47040) til at modulere det første og andet transmissionssignal med en Orthogonal Frequency Division Multiplexing, OFDM, -fremgangsmåde.
6. Apparatet ifølge krav 5, hvor apparatet yderligere inkluderer: en bitindfletter til at bitindflette de FEC-kodede PLP-databit.
7. Apparatet ifølge krav 6, hvor QAM-konstellationerne inkluderer en QAM-konstellation for det første QAM-symbol og en QAM-konstellation for det andet QAM-symbol, hvor QAM-konstellationen for det første QAM-symbol er lig med QAM-konstellationen for det andet QAM-symbol.
8. Apparatet ifølge krav 5, hvor det første og andet QAM-symbol normaliseres forud for MIMO-behandling.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30119910P | 2010-02-03 | 2010-02-03 | |
PCT/KR2011/000699 WO2011096704A2 (ko) | 2010-02-03 | 2011-02-01 | 방송 신호 송신기, 수신기 및 방송 신호 송신 및 수신 방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK2533524T3 true DK2533524T3 (da) | 2016-01-25 |
Family
ID=44355948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK11740000.2T DK2533524T3 (da) | 2010-02-03 | 2011-02-01 | Apparat og fremgangsmåde til at sende transmissionssignaler |
Country Status (7)
Country | Link |
---|---|
EP (2) | EP2955858B1 (da) |
DK (1) | DK2533524T3 (da) |
ES (1) | ES2559512T3 (da) |
HU (1) | HUE028393T2 (da) |
PL (1) | PL2533524T3 (da) |
SI (1) | SI2533524T1 (da) |
WO (1) | WO2011096704A2 (da) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2533525A4 (en) * | 2010-02-04 | 2013-07-10 | Lg Electronics Inc | BROADCAST TRANSMITTER AND RECEIVER, AND METHOD FOR SENDING AND RECEIVING BROADCAST SIGNALS |
EP2533528A4 (en) * | 2010-02-04 | 2013-07-17 | Lg Electronics Inc | TRANSMITTER AND BROADCAST SIGNAL TRANSCEIVER AND METHOD FOR TRANSMITTING AND RECEIVING BROADCAST SIGNALS |
HUE028385T2 (en) * | 2010-02-04 | 2017-02-28 | Lg Electronics Inc | Broadcast Transmitter and Broadcast Transmitter Transmission Method |
EP2938037B1 (en) * | 2010-02-04 | 2017-04-26 | LG Electronics Inc. | Broadcast signal transmitter and broadcast signal receiver using mimo processing with a mimo rotation matrix |
EP2533527B1 (en) * | 2010-02-04 | 2015-07-08 | LG Electronics Inc. | Broadcast signal transmitter and receiver, and broadcast signal transmitting and receiving method |
DK2533526T3 (da) * | 2010-02-04 | 2016-02-08 | Lg Electronics Inc | Transmissionssignalmodtager og modtagelsesfremgangsmåde |
EP2541908B1 (en) * | 2010-02-23 | 2019-05-15 | LG Electronics Inc. | Broadcasting signal receiver and method thereof |
WO2011105753A2 (ko) * | 2010-02-23 | 2011-09-01 | 엘지전자 주식회사 | 방송 신호 송/수신기 및 방송 신호 송/수신 방법 |
KR102017706B1 (ko) * | 2015-03-09 | 2019-09-03 | 엘지전자 주식회사 | 방송 신호 송신 장치, 방송 신호 수신 장치, 방송 신호 송신 방법, 및 방송 신호 수신 방법 |
CN110380803B (zh) * | 2019-07-18 | 2021-05-14 | 电子科技大学 | 一种基于ldpc码传输的自适应功率分配方法 |
Family Cites Families (5)
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 |
US20060039489A1 (en) * | 2004-08-17 | 2006-02-23 | Texas Instruments Incorporated | Method and apparatus for providing closed-loop transmit precoding |
US8509352B2 (en) * | 2005-12-12 | 2013-08-13 | Koninklijke Philips Electronics N.V. | Integer spreading rotation matrices for QAM constellations and its decode-remodulate-forward cooperative communication strategy |
GB2436414A (en) * | 2006-02-20 | 2007-09-26 | British Broadcasting Corp | OFDM - MIMO radio frequency transmission system |
KR100921465B1 (ko) * | 2007-04-19 | 2009-10-13 | 엘지전자 주식회사 | 디지털 방송 신호 송수신기 및 그 제어 방법 |
-
2011
- 2011-02-01 SI SI201130715T patent/SI2533524T1/sl unknown
- 2011-02-01 WO PCT/KR2011/000699 patent/WO2011096704A2/ko active Application Filing
- 2011-02-01 EP EP15177721.6A patent/EP2955858B1/en active Active
- 2011-02-01 ES ES11740000.2T patent/ES2559512T3/es active Active
- 2011-02-01 HU HUE11740000A patent/HUE028393T2/en unknown
- 2011-02-01 DK DK11740000.2T patent/DK2533524T3/da active
- 2011-02-01 PL PL11740000T patent/PL2533524T3/pl unknown
- 2011-02-01 EP EP11740000.2A patent/EP2533524B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
SI2533524T1 (sl) | 2016-04-29 |
EP2955858B1 (en) | 2017-07-26 |
EP2533524A4 (en) | 2014-09-24 |
EP2955858A1 (en) | 2015-12-16 |
HUE028393T2 (en) | 2017-02-28 |
WO2011096704A2 (ko) | 2011-08-11 |
EP2533524B1 (en) | 2015-10-28 |
WO2011096704A3 (ko) | 2011-11-24 |
EP2533524A2 (en) | 2012-12-12 |
ES2559512T3 (es) | 2016-02-12 |
PL2533524T3 (pl) | 2016-04-29 |
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