KR20070090900A - 송신 심볼의 다의성 레벨 삭감 방법 - Google Patents
송신 심볼의 다의성 레벨 삭감 방법 Download PDFInfo
- Publication number
- KR20070090900A KR20070090900A KR1020077012451A KR20077012451A KR20070090900A KR 20070090900 A KR20070090900 A KR 20070090900A KR 1020077012451 A KR1020077012451 A KR 1020077012451A KR 20077012451 A KR20077012451 A KR 20077012451A KR 20070090900 A KR20070090900 A KR 20070090900A
- Authority
- KR
- South Korea
- Prior art keywords
- bits
- modulation
- mapping
- symbol
- bit
- Prior art date
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/183—Multiresolution systems
-
- 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
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
-
- 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
- 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
- H04L27/04—Modulator circuits; Transmitter circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
-
- 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
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
-
- 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
-
- 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
- H04L27/3455—Modifications of the signal space to allow the transmission of additional information in order to facilitate carrier recovery at the receiver end, e.g. by transmitting a pilot or by using additional signal points to allow the detection of rotations
-
- 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
- H04L27/3488—Multiresolution systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
-
- 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
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
- H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04026071A EP1655877A1 (en) | 2004-11-03 | 2004-11-03 | Method and transmitter structure reducing ambiguity by repetition rearrangement in the bit domain |
EP04026071.3 | 2004-11-03 | ||
EP04026082.0 | 2004-11-03 | ||
EP04026082A EP1655878A1 (en) | 2004-11-03 | 2004-11-03 | Method and transmitter structure reducing ambiguity by repetition rearrangement in the symbol domain |
PCT/EP2005/007928 WO2006048059A1 (en) | 2004-11-03 | 2005-07-20 | Method and transmitter structure reducing ambiguity by repetition rearrangement in the bit domain |
EPPCT/EP2005/007929 | 2005-07-20 | ||
EPPCT/EP2005/007928 | 2005-07-20 | ||
PCT/EP2005/007929 WO2006048060A1 (en) | 2004-11-03 | 2005-07-20 | Method and transmitter structure reducing ambiguity by repetition rearrangement in the symbol domain |
EPPCT/EP2005/008081 | 2005-07-25 | ||
PCT/EP2005/008081 WO2006048061A1 (en) | 2004-11-03 | 2005-07-25 | Method and transmitter structure removing phase ambiguity by repetition rearrangement |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20070090900A true KR20070090900A (ko) | 2007-09-06 |
Family
ID=35520894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077012451A KR20070090900A (ko) | 2004-11-03 | 2005-09-30 | 송신 심볼의 다의성 레벨 삭감 방법 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1807960B1 (es) |
KR (1) | KR20070090900A (es) |
BR (1) | BRPI0516876A (es) |
MX (1) | MX2007005387A (es) |
WO (1) | WO2006048090A1 (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200818804A (en) * | 2006-10-06 | 2008-04-16 | Interdigital Tech Corp | Method and apparatus of control signaling |
JP2009033622A (ja) * | 2007-07-30 | 2009-02-12 | Kyocera Corp | Ofdm送信装置及びofdm受信装置並びにインターリーブ方法 |
JP2009033623A (ja) * | 2007-07-30 | 2009-02-12 | Kyocera Corp | Ofdm送信装置及びofdm受信装置並びにインターリーブ方法 |
US8630383B2 (en) * | 2008-08-22 | 2014-01-14 | Alcatel Lucent | Communication system for transmitting sync-flags and pilot symbols and method thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE59409422D1 (de) * | 1993-09-10 | 2000-08-10 | Thomson Brandt Gmbh | Verfahren zur übertragung von referenzsignalen in einem ofdm-system |
US6101168A (en) * | 1997-11-13 | 2000-08-08 | Qualcomm Inc. | Method and apparatus for time efficient retransmission using symbol accumulation |
JP2001268049A (ja) * | 2000-03-15 | 2001-09-28 | Matsushita Electric Ind Co Ltd | データ伝送装置及びデータ伝送方法 |
DE60102296T2 (de) | 2001-02-21 | 2004-07-29 | Matsushita Electric Industrial Co., Ltd., Kadoma | Hybrides arq-verfahren mit neuanordnung der signalkonstellation |
US6738370B2 (en) * | 2001-08-22 | 2004-05-18 | Nokia Corporation | Method and apparatus implementing retransmission in a communication system providing H-ARQ |
KR100464325B1 (ko) * | 2001-10-15 | 2005-01-03 | 삼성전자주식회사 | 이동통신시스템에서 패킷 재전송을 위한 송수신 장치 및 방법 |
JP3490425B2 (ja) * | 2002-03-14 | 2004-01-26 | 松下電器産業株式会社 | 受信装置及び受信方法 |
-
2005
- 2005-09-30 EP EP05796388.6A patent/EP1807960B1/en not_active Not-in-force
- 2005-09-30 BR BRPI0516876-7A patent/BRPI0516876A/pt not_active Application Discontinuation
- 2005-09-30 WO PCT/EP2005/010602 patent/WO2006048090A1/en active Application Filing
- 2005-09-30 KR KR1020077012451A patent/KR20070090900A/ko not_active Application Discontinuation
- 2005-09-30 MX MX2007005387A patent/MX2007005387A/es unknown
Also Published As
Publication number | Publication date |
---|---|
EP1807960A1 (en) | 2007-07-18 |
MX2007005387A (es) | 2007-08-14 |
WO2006048090A1 (en) | 2006-05-11 |
BRPI0516876A (pt) | 2008-09-23 |
EP1807960B1 (en) | 2013-11-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7965793B2 (en) | Method for reducing ambiguity levels of transmitted symbols | |
US8139690B2 (en) | Method and transmitter structure reducing ambiguity by repetition rearrangement in the bit domain | |
US8428184B2 (en) | Transmitter, receiver, data transmission method and data reception method | |
US6992973B2 (en) | Transmitting apparatus, receiving apparatus, communication system, transmission method, reception method, and communication method | |
JP4353774B2 (ja) | データ送信方法とデータ受信方法およびそれらを用いた送信装置と受信装置 | |
JP2001077788A (ja) | 送信装置、受信装置、通信システム、送信方法、受信方法及び通信方法 | |
KR20070090900A (ko) | 송신 심볼의 다의성 레벨 삭감 방법 | |
KR100957341B1 (ko) | 무선 통신 시스템에서 신호 송신 방법 | |
KR20120044923A (ko) | 다중 안테나 재송신을 위한 송신 방법 및 장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |