BRPI0823039A2 - Pré-codificador, parte do transmissor para um sistema de comunicação, sistema de comunicação, e, método para fornecer blocos de transmissões. - Google Patents

Pré-codificador, parte do transmissor para um sistema de comunicação, sistema de comunicação, e, método para fornecer blocos de transmissões.

Info

Publication number
BRPI0823039A2
BRPI0823039A2 BRPI0823039-0A BRPI0823039A BRPI0823039A2 BR PI0823039 A2 BRPI0823039 A2 BR PI0823039A2 BR PI0823039 A BRPI0823039 A BR PI0823039A BR PI0823039 A2 BRPI0823039 A2 BR PI0823039A2
Authority
BR
Brazil
Prior art keywords
communication system
precoder
transmitter
transmission blocks
providing transmission
Prior art date
Application number
BRPI0823039-0A
Other languages
English (en)
Inventor
Jaume Rius I Riu
Thomas Magesacher
Per Odling
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of BRPI0823039A2 publication Critical patent/BRPI0823039A2/pt

Links

Classifications

    • 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
    • H04L25/03343—Arrangements at the transmitter end
    • 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
    • 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
    • H04L25/03821—Inter-carrier interference cancellation [ICI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/497—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by correlative coding, e.g. partial response coding or echo modulation coding transmitters and receivers for partial response systems
    • H04L25/4975—Correlative coding using Tomlinson precoding, Harashima precoding, Trellis precoding or GPRS
    • 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
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03414—Multicarrier
    • 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
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03605—Block algorithms
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • H04L25/0244—Channel estimation channel estimation algorithms using matrix methods with inversion

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Mobile Radio Communication Systems (AREA)
BRPI0823039-0A 2008-08-20 2008-08-20 Pré-codificador, parte do transmissor para um sistema de comunicação, sistema de comunicação, e, método para fornecer blocos de transmissões. BRPI0823039A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2008/050937 WO2010021575A1 (en) 2008-08-20 2008-08-20 Precoder for a communication system and methods used in said communication system

Publications (1)

Publication Number Publication Date
BRPI0823039A2 true BRPI0823039A2 (pt) 2015-07-28

Family

ID=41707335

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0823039-0A BRPI0823039A2 (pt) 2008-08-20 2008-08-20 Pré-codificador, parte do transmissor para um sistema de comunicação, sistema de comunicação, e, método para fornecer blocos de transmissões.

Country Status (7)

Country Link
US (1) US8848811B2 (pt)
EP (1) EP2316209B1 (pt)
JP (1) JP5411273B2 (pt)
AR (1) AR073092A1 (pt)
AU (1) AU2008360722B2 (pt)
BR (1) BRPI0823039A2 (pt)
WO (1) WO2010021575A1 (pt)

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US10667148B1 (en) 2010-05-28 2020-05-26 Cohere Technologies, Inc. Methods of operating and implementing wireless communications systems
US9444514B2 (en) 2010-05-28 2016-09-13 Cohere Technologies, Inc. OTFS methods of data channel characterization and uses thereof
US8976851B2 (en) 2011-05-26 2015-03-10 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
US11943089B2 (en) 2010-05-28 2024-03-26 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-shifting communications system
US9130638B2 (en) 2011-05-26 2015-09-08 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
US9071286B2 (en) 2011-05-26 2015-06-30 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
US8582684B2 (en) * 2011-05-17 2013-11-12 Alcatel Lucent Interference alignment for channel-adaptive waveform modulation
US9912507B2 (en) 2012-06-25 2018-03-06 Cohere Technologies, Inc. Orthogonal time frequency space communication system compatible with OFDM
US9929783B2 (en) 2012-06-25 2018-03-27 Cohere Technologies, Inc. Orthogonal time frequency space modulation system
US10469215B2 (en) 2012-06-25 2019-11-05 Cohere Technologies, Inc. Orthogonal time frequency space modulation system for the Internet of Things
US10003487B2 (en) 2013-03-15 2018-06-19 Cohere Technologies, Inc. Symplectic orthogonal time frequency space modulation system
US9967758B2 (en) 2012-06-25 2018-05-08 Cohere Technologies, Inc. Multiple access in an orthogonal time frequency space communication system
US10090972B2 (en) 2012-06-25 2018-10-02 Cohere Technologies, Inc. System and method for two-dimensional equalization in an orthogonal time frequency space communication system
US10411843B2 (en) 2012-06-25 2019-09-10 Cohere Technologies, Inc. Orthogonal time frequency space communication system compatible with OFDM
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EP3348015B1 (en) 2015-09-07 2022-09-07 Cohere Technologies, Inc. Multiple access using orthogonal time frequency space modulation
WO2017087706A1 (en) 2015-11-18 2017-05-26 Cohere Technologies Orthogonal time frequency space modulation techniques
EP3387748B1 (en) 2015-12-09 2022-03-09 Cohere Technologies, Inc. Pilot packing using complex orthogonal functions
EP3188427B1 (en) * 2015-12-28 2019-08-21 Institut Mines-Télécom Reordered sub-block decoding
CN115694764B (zh) 2016-02-25 2025-03-21 凝聚技术公司 用于无线通信的参考信号封装
WO2017165697A1 (en) 2016-03-23 2017-09-28 Cohere Technologies Receiver-side processing of orthogonal time frequency space modulated signals
US9667307B1 (en) 2016-03-31 2017-05-30 Cohere Technologies Wireless telecommunications system for high-mobility applications
WO2017173160A1 (en) 2016-03-31 2017-10-05 Cohere Technologies Channel acquisition using orthogonal time frequency space modulated pilot signal
KR102250054B1 (ko) 2016-04-01 2021-05-07 코히어 테크널러지스, 아이엔씨. Otfs 통신 시스템에서의 tomlinson-harashima 프리코딩
KR102276187B1 (ko) 2016-04-01 2021-07-12 코히어 테크놀로지스, 아이엔씨. 직교 시간 주파수 공간 변조된 신호들의 반복적 2차원 등화
US10938602B2 (en) 2016-05-20 2021-03-02 Cohere Technologies, Inc. Iterative channel estimation and equalization with superimposed reference signals
US10826728B2 (en) 2016-08-12 2020-11-03 Cohere Technologies, Inc. Localized equalization for channels with intercarrier interference
EP3497785B1 (en) 2016-08-12 2024-03-13 Cohere Technologies, Inc. Method for multi-user multiplexing of orthogonal time frequency space signals
WO2018031952A1 (en) 2016-08-12 2018-02-15 Cohere Technologies Iterative multi-level equalization and decoding
WO2018064587A1 (en) 2016-09-29 2018-04-05 Cohere Technologies Transport block segmentation for multi-level codes
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WO2018106731A1 (en) 2016-12-05 2018-06-14 Cohere Technologies Fixed wireless access using orthogonal time frequency space modulation
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WO2018183015A1 (en) * 2017-03-31 2018-10-04 University Of South Florida Cyclic prefix free orthogonal frequency division multiplexing with alignment signals
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US11147087B2 (en) 2017-04-21 2021-10-12 Cohere Technologies, Inc. Communication techniques using quasi-static properties of wireless channels
WO2018200567A1 (en) 2017-04-24 2018-11-01 Cohere Technologies Multibeam antenna designs and operation
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WO2019014332A1 (en) 2017-07-12 2019-01-17 Cohere Technologies DATA MODULATION SCHEMES BASED ON TRANSFORMED ZAK
WO2019032605A1 (en) 2017-08-11 2019-02-14 Cohere Technologies RADIATION TRACING TECHNIQUE FOR WIRELESS CHANNEL MEASUREMENTS
US11324008B2 (en) 2017-08-14 2022-05-03 Cohere Technologies, Inc. Transmission resource allocation by splitting physical resource blocks
CN111279337B (zh) 2017-09-06 2023-09-26 凝聚技术公司 一种由无线通信接收器装置实现的无线通信方法
US11283561B2 (en) 2017-09-11 2022-03-22 Cohere Technologies, Inc. Wireless local area networks using orthogonal time frequency space modulation
WO2019055861A1 (en) 2017-09-15 2019-03-21 Cohere Technologies, Inc. REALIZING SYNCHRONIZATION IN AN ORTHOGONAL SPACE-FREQUENCY SPACE SIGNAL RECEIVER
WO2019060596A2 (en) 2017-09-20 2019-03-28 Cohere Technologies, Inc. LOW COST ELECTROMAGNETIC POWER SUPPLY NETWORK
WO2019068053A1 (en) 2017-09-29 2019-04-04 Cohere Technologies, Inc. ERROR CORRECTION WITHOUT RETURN CIRCUIT USING LOW DENSITY NON-BINARY PARITY CHECK CODES
CN111919394B (zh) 2017-11-01 2022-05-27 凝聚技术公司 使用正交时频空分复用的无线系统中的预编码
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Also Published As

Publication number Publication date
JP5411273B2 (ja) 2014-02-12
US20110305267A1 (en) 2011-12-15
AU2008360722B2 (en) 2015-01-22
JP2012500556A (ja) 2012-01-05
EP2316209A4 (en) 2015-01-07
WO2010021575A1 (en) 2010-02-25
US8848811B2 (en) 2014-09-30
EP2316209B1 (en) 2017-05-03
AR073092A1 (es) 2010-10-13
AU2008360722A1 (en) 2010-02-25
EP2316209A1 (en) 2011-05-04

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: AS CLASSIFICACOES ANTERIORES ERAM: H04L 25/03 , H04L 27/01

Ipc: H04L 25/03 (1974.07), H04L 25/497 (1980.01), H04L

B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements