DK3155780T3 - Ofdm-baseret orbital vinkelmomentsystem og fremgangsmåde - Google Patents

Ofdm-baseret orbital vinkelmomentsystem og fremgangsmåde Download PDF

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Publication number
DK3155780T3
DK3155780T3 DK15790246.1T DK15790246T DK3155780T3 DK 3155780 T3 DK3155780 T3 DK 3155780T3 DK 15790246 T DK15790246 T DK 15790246T DK 3155780 T3 DK3155780 T3 DK 3155780T3
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DK
Denmark
Prior art keywords
ofdm
procedure
torque system
angle torque
orbital angle
Prior art date
Application number
DK15790246.1T
Other languages
English (en)
Inventor
Jacques Dutronc
Antonio Saitto
Original Assignee
Eutelsat Sa
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Filing date
Publication date
Application filed by Eutelsat Sa filed Critical Eutelsat Sa
Application granted granted Critical
Publication of DK3155780T3 publication Critical patent/DK3155780T3/da

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    • 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
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • 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
    • 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
    • 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
    • H04L27/2627—Modulators
    • H04L27/2639—Modulators using other transforms, e.g. discrete cosine transforms, Orthogonal Time Frequency and Space [OTFS] or hermetic transforms
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • H04L27/2659—Coarse or integer frequency offset determination and synchronisation
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2657—Carrier synchronisation
    • H04L27/266—Fine or fractional frequency offset determination and synchronisation
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2666—Acquisition of further OFDM parameters, e.g. bandwidth, subcarrier spacing, or guard interval length
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2669—Details of algorithms characterised by the domain of operation
    • H04L27/2671—Time domain
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2669—Details of algorithms characterised by the domain of operation
    • H04L27/2672—Frequency domain
    • 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
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2676—Blind, i.e. without using known symbols
    • H04L27/2678—Blind, i.e. without using known symbols using cyclostationarities, e.g. cyclic prefix or postfix
    • 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
    • H04L27/2697—Multicarrier modulation systems in combination with other modulation techniques
    • 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
    • H04L5/0048—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
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H04L27/26362—Subcarrier weighting equivalent to time domain filtering, e.g. weighting per subcarrier multiplication

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Radio Transmission System (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Small-Scale Networks (AREA)
DK15790246.1T 2014-06-10 2015-06-10 Ofdm-baseret orbital vinkelmomentsystem og fremgangsmåde DK3155780T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/IB2014/002103 WO2015189653A1 (en) 2014-06-10 2014-06-10 Ofdm based orbital angular momentum system and method
PCT/IB2015/001479 WO2015189703A2 (en) 2014-06-10 2015-06-10 Exploitation of frequency twisted waves in wireless communication systems to increase transmission capacity thereof

Publications (1)

Publication Number Publication Date
DK3155780T3 true DK3155780T3 (da) 2022-05-09

Family

ID=52146542

Family Applications (2)

Application Number Title Priority Date Filing Date
DK15790247.9T DK3155781T3 (da) 2014-06-10 2015-06-10 Ofdm-baseret orbital vinkelmomentsystem og fremgangsmåde
DK15790246.1T DK3155780T3 (da) 2014-06-10 2015-06-10 Ofdm-baseret orbital vinkelmomentsystem og fremgangsmåde

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK15790247.9T DK3155781T3 (da) 2014-06-10 2015-06-10 Ofdm-baseret orbital vinkelmomentsystem og fremgangsmåde

Country Status (6)

Country Link
US (3) US9929891B2 (da)
EP (2) EP3155780B1 (da)
DK (2) DK3155781T3 (da)
ES (2) ES2913229T3 (da)
PL (2) PL3155780T3 (da)
WO (3) WO2015189653A1 (da)

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DE102015001106B4 (de) * 2015-02-01 2016-12-15 IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH Verfahren zur frequenz- und zeitselektiven Interferenzunterdrückung für ein Kommunikationssystem basierend auf OFDM und Empfänger hierfür
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PL3417547T3 (pl) 2016-02-15 2020-10-05 Telefonaktiebolaget Lm Ericsson (Publ) Sposób i urządzenie do generowania sygnałów OFDM NB-IOT z niższą częstotliwością próbkowania
US10079706B2 (en) * 2016-07-21 2018-09-18 Raytheon Company Apparatus for orthogonal 16-QPSK modulated transmission
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CN108833039B (zh) * 2018-06-13 2020-10-30 中国人民解放军陆军工程大学 带外电磁辐射三阶互调阻塞干扰预测方法及终端设备
US11336008B2 (en) * 2018-08-02 2022-05-17 Nec Corporation Control apparatus, OAM transmission apparatus, OAM reception apparatus, control method, non-transitory computer-readable medium, and control system
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Also Published As

Publication number Publication date
US9712367B2 (en) 2017-07-18
WO2015189704A2 (en) 2015-12-17
ES2913229T3 (es) 2022-06-01
WO2015189703A2 (en) 2015-12-17
US20170093606A1 (en) 2017-03-30
US9929891B2 (en) 2018-03-27
US10075321B2 (en) 2018-09-11
PL3155781T3 (pl) 2022-06-27
ES2914282T3 (es) 2022-06-08
US20170126460A1 (en) 2017-05-04
EP3155780B1 (en) 2022-04-13
DK3155781T3 (da) 2022-05-09
EP3155780A2 (en) 2017-04-19
US20170126459A1 (en) 2017-05-04
WO2015189704A3 (en) 2016-02-04
WO2015189703A3 (en) 2016-03-03
WO2015189653A1 (en) 2015-12-17
EP3155781A2 (en) 2017-04-19
PL3155780T3 (pl) 2022-08-08
EP3155781B1 (en) 2022-04-13

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