DE69531234D1 - Signalsender, signalempfänger und verfahren zum senden/empfangen von signalen - Google Patents
Signalsender, signalempfänger und verfahren zum senden/empfangen von signalenInfo
- Publication number
- DE69531234D1 DE69531234D1 DE69531234T DE69531234T DE69531234D1 DE 69531234 D1 DE69531234 D1 DE 69531234D1 DE 69531234 T DE69531234 T DE 69531234T DE 69531234 T DE69531234 T DE 69531234T DE 69531234 D1 DE69531234 D1 DE 69531234D1
- Authority
- DE
- Germany
- Prior art keywords
- sending
- receiving signals
- signal
- signal receiver
- signal transmitter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- 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
- H04L27/2604—Multiresolution systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
- H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
-
- 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
- H04L1/0017—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy where the mode-switching is based on Quality of Service requirement
-
- 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
- H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
-
- 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
- H04L1/0059—Convolutional codes
- H04L1/006—Trellis-coded modulation
-
- 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
- H04L1/0064—Concatenated codes
- H04L1/0065—Serial concatenated codes
-
- 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
- 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
- H04L5/0001—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
-
- 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
- H04L5/0042—Arrangements for allocating sub-channels of the transmission path intra-user or intra-terminal allocation
-
- 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
- H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
-
- 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
- H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
-
- 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
- H04L2001/0098—Unequal error protection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/39—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability involving multiple description coding [MDC], i.e. with separate layers being structured as independently decodable descriptions of input picture data
-
- 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
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Multimedia (AREA)
- Artificial Intelligence (AREA)
- Error Detection And Correction (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Time-Division Multiplex Systems (AREA)
- Radio Relay Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20780694 | 1994-08-31 | ||
JP20780694 | 1994-08-31 | ||
JP24960194 | 1994-10-14 | ||
JP24960194 | 1994-10-14 | ||
PCT/JP1995/001736 WO1996007260A1 (en) | 1994-08-31 | 1995-08-31 | Signal transmitter, signal receiver, and signal transmitting-receiving method |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69531234D1 true DE69531234D1 (de) | 2003-08-14 |
DE69531234T2 DE69531234T2 (de) | 2004-04-22 |
Family
ID=26516485
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69531234T Expired - Lifetime DE69531234T2 (de) | 1994-08-31 | 1995-08-31 | Signalsender, signalempfänger und verfahren zum senden/empfangen von signalen |
Country Status (5)
Country | Link |
---|---|
US (1) | US5903546A (de) |
EP (1) | EP0732832B1 (de) |
KR (1) | KR100247373B1 (de) |
DE (1) | DE69531234T2 (de) |
WO (1) | WO1996007260A1 (de) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6334219B1 (en) * | 1994-09-26 | 2001-12-25 | Adc Telecommunications Inc. | Channel selection for a hybrid fiber coax network |
USRE42236E1 (en) | 1995-02-06 | 2011-03-22 | Adc Telecommunications, Inc. | Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing |
US7280564B1 (en) | 1995-02-06 | 2007-10-09 | Adc Telecommunications, Inc. | Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing |
US6151296A (en) * | 1997-06-19 | 2000-11-21 | Qualcomm Incorporated | Bit interleaving for orthogonal frequency division multiplexing in the transmission of digital signals |
DE69739776D1 (de) * | 1997-09-04 | 2010-04-01 | Sony Deutschland Gmbh | Verfahren zum Empfangen und Empfänger für OFDM-Signale |
USRE43829E1 (en) * | 1997-09-04 | 2012-11-27 | Sony Deutchland GmbH | Transmission system for OFDM-signals with optimized synchronization |
AU9692798A (en) * | 1997-10-09 | 1999-05-03 | Hughes Electronics Corporation | Adaptable overlays for forward error correction schemes based on trellis codes |
JPH11298436A (ja) * | 1998-02-13 | 1999-10-29 | Sony Corp | 変調方法、変調装置、復調方法及び復調装置 |
US6158041A (en) * | 1998-10-14 | 2000-12-05 | Cisco Technology | System and method for I/Q trellis coded modulation |
US6378101B1 (en) * | 1999-01-27 | 2002-04-23 | Agere Systems Guardian Corp. | Multiple program decoding for digital audio broadcasting and other applications |
DE19918829A1 (de) * | 1999-04-22 | 2000-10-26 | Deutsche Telekom Ag | Verfahren zur Qualitätskontrolle für digitale Rundfunkübertragung im Mittel- und Kurzwellenbereich |
JP3634187B2 (ja) * | 1999-04-23 | 2005-03-30 | 株式会社ケンウッド | Bsデジタル放送受信機。 |
US6473878B1 (en) * | 1999-05-28 | 2002-10-29 | Lucent Technologies Inc. | Serial-concatenated turbo codes |
US6456666B1 (en) * | 1999-07-29 | 2002-09-24 | Agere Systems Guardian Corp. | Signal encoding for transmission of multiple digital signals over single physical medium |
US6985537B1 (en) * | 1999-09-15 | 2006-01-10 | Lucent Technologies Inc. | Symbol self synchronous interleaving method and apparatus for OFDM-based communication system |
US7333571B2 (en) * | 2001-04-23 | 2008-02-19 | California Institute Of Technology | Reduced complexity coding system using iterative decoding |
US7778365B2 (en) * | 2001-04-27 | 2010-08-17 | The Directv Group, Inc. | Satellite TWTA on-line non-linearity measurement |
US8005035B2 (en) * | 2001-04-27 | 2011-08-23 | The Directv Group, Inc. | Online output multiplexer filter measurement |
US7822154B2 (en) | 2001-04-27 | 2010-10-26 | The Directv Group, Inc. | Signal, interference and noise power measurement |
US7639759B2 (en) * | 2001-04-27 | 2009-12-29 | The Directv Group, Inc. | Carrier to noise ratio estimations from a received signal |
US7423987B2 (en) | 2001-04-27 | 2008-09-09 | The Directv Group, Inc. | Feeder link configurations to support layered modulation for digital signals |
US7583728B2 (en) | 2002-10-25 | 2009-09-01 | The Directv Group, Inc. | Equalizers for layered modulated and other signals |
US7209524B2 (en) * | 2001-04-27 | 2007-04-24 | The Directv Group, Inc. | Layered modulation for digital signals |
US7471735B2 (en) | 2001-04-27 | 2008-12-30 | The Directv Group, Inc. | Maximizing power and spectral efficiencies for layered and conventional modulations |
EP1386435B1 (de) * | 2001-05-08 | 2007-04-18 | Siemens Aktiengesellschaft | Verfahren und vorrichtung zur datenübertragung in einem multiträgersystem mit paralleler concatenierter kodierung und modulation |
US7158494B2 (en) * | 2001-10-22 | 2007-01-02 | Matsushita Electric Industrial Co., Ltd. | Multi-mode communications transmitter |
US7418060B2 (en) * | 2002-07-01 | 2008-08-26 | The Directv Group, Inc. | Improving hierarchical 8PSK performance |
EP1529347B1 (de) * | 2002-07-03 | 2016-08-24 | The Directv Group, Inc. | Verfahren und vorrichtung zur modulation in schichten |
US7133425B2 (en) * | 2002-07-10 | 2006-11-07 | Solarflare Communications, Inc. | Communication system |
JP2004128988A (ja) | 2002-10-03 | 2004-04-22 | Ntt Docomo Inc | 通信システム、受信装置、送信装置及び通信方法 |
AU2003301717A1 (en) * | 2002-10-25 | 2004-05-25 | The Directv Group, Inc. | Lower complexity layered modulation signal processor |
US7164764B2 (en) * | 2002-11-07 | 2007-01-16 | Solarflare Communications, Inc. | Method and apparatus for precode crosstalk mitigation |
JP4353774B2 (ja) | 2002-12-04 | 2009-10-28 | パナソニック株式会社 | 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 |
CA2522889C (en) * | 2003-04-23 | 2010-11-30 | Niket Keshav Patwardhan | Rate adaptive data broadcast technique |
US8363535B2 (en) | 2003-04-28 | 2013-01-29 | Marvell International Ltd. | Frequency domain echo and next cancellation |
US7230992B2 (en) * | 2003-11-26 | 2007-06-12 | Delphi Technologies, Inc. | Method to create hierarchical modulation in OFDM |
US7830983B2 (en) | 2005-03-01 | 2010-11-09 | Delphi Technologies, Inc. | Method to minimize degradation in a D-MPSK hierarchical modulation system |
US7697886B2 (en) | 2005-05-19 | 2010-04-13 | Delphi Technologies, Inc. | Method and system to increase available bandwidth in a time division multiplexing system |
US8565194B2 (en) * | 2005-10-27 | 2013-10-22 | Qualcomm Incorporated | Puncturing signaling channel for a wireless communication system |
JP5616638B2 (ja) * | 2007-01-19 | 2014-10-29 | コーニンクレッカ フィリップス エヌ ヴェ | 並列符号化と並列復号化とを伴う、シングル・キャリア・ブロック伝送の方法及びシステム |
US7948862B2 (en) | 2007-09-26 | 2011-05-24 | Solarflare Communications, Inc. | Crosstalk cancellation using sliding filters |
JP2009267930A (ja) * | 2008-04-28 | 2009-11-12 | Shinshu Univ | 不均一誤り特性を有する情報伝送システム |
EP2131540B1 (de) | 2008-06-04 | 2013-09-18 | Sony Corporation | Neuartige Rahmenstruktur für Mehrträgersysteme |
GB0810962D0 (en) * | 2008-06-04 | 2008-07-23 | Sony Uk Ltd | Digital signal reception |
US8760585B2 (en) | 2012-05-17 | 2014-06-24 | Sony Corporation | Nested symbol constellations representing respective services for graceful degradation in the presence of noise |
CN107624237A (zh) * | 2015-05-21 | 2018-01-23 | 瑞典爱立信有限公司 | 用于无线通信网络的调制 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53144209A (en) * | 1977-05-21 | 1978-12-15 | Mitsubishi Electric Corp | Data burst modulation system |
US4881241A (en) * | 1988-02-24 | 1989-11-14 | Centre National D'etudes Des Telecommunications | Method and installation for digital communication, particularly between and toward moving vehicles |
JP2512130B2 (ja) * | 1989-01-24 | 1996-07-03 | 三菱電機株式会社 | 誤り訂正連接符号化装置および誤り訂正連接符号復号化装置 |
JPH03283743A (ja) * | 1990-03-30 | 1991-12-13 | Anritsu Corp | マルチモード変調器 |
US5214656A (en) * | 1990-12-13 | 1993-05-25 | At&T Bell Laboratories | Multiplexed coded modulation with unequal error protection |
US5278826A (en) * | 1991-04-11 | 1994-01-11 | Usa Digital Radio | Method and apparatus for digital audio broadcasting and reception |
US5305352A (en) * | 1991-10-31 | 1994-04-19 | At&T Bell Laboratories | Coded modulation with unequal error protection |
JPH05175941A (ja) * | 1991-12-20 | 1993-07-13 | Fujitsu Ltd | 符号化率可変伝送方式 |
US5258987A (en) * | 1992-04-16 | 1993-11-02 | At&T Bell Laboratories | Multilevel coding using trellis-coded modulation and reed-solomon codes |
EP1035698B9 (de) * | 1992-09-25 | 2005-01-12 | Matsushita Electric Industrial Co., Ltd. | Übertragungssystem mit mehreren Auflösungen |
JP2546120B2 (ja) * | 1993-01-05 | 1996-10-23 | 日本電気株式会社 | 誤り訂正連接符号化方式 |
US5673291A (en) * | 1994-09-14 | 1997-09-30 | Ericsson Inc. | Simultaneous demodulation and decoding of a digitally modulated radio signal using known symbols |
-
1995
- 1995-08-31 US US08/632,411 patent/US5903546A/en not_active Expired - Lifetime
- 1995-08-31 WO PCT/JP1995/001736 patent/WO1996007260A1/ja active IP Right Grant
- 1995-08-31 DE DE69531234T patent/DE69531234T2/de not_active Expired - Lifetime
- 1995-08-31 EP EP95930020A patent/EP0732832B1/de not_active Expired - Lifetime
- 1995-08-31 KR KR1019960702361A patent/KR100247373B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US5903546A (en) | 1999-05-11 |
EP0732832B1 (de) | 2003-07-09 |
KR960706249A (ko) | 1996-11-08 |
DE69531234T2 (de) | 2004-04-22 |
WO1996007260A1 (en) | 1996-03-07 |
KR100247373B1 (ko) | 2000-03-15 |
EP0732832A1 (de) | 1996-09-18 |
EP0732832A4 (de) | 2000-07-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |