SG11201902729VA - Receiver method, receiver, transmission method, transmitter, and transmitter-receiver system - Google Patents

Receiver method, receiver, transmission method, transmitter, and transmitter-receiver system

Info

Publication number
SG11201902729VA
SG11201902729VA SG11201902729VA SG11201902729VA SG11201902729VA SG 11201902729V A SG11201902729V A SG 11201902729VA SG 11201902729V A SG11201902729V A SG 11201902729VA SG 11201902729V A SG11201902729V A SG 11201902729VA SG 11201902729V A SG11201902729V A SG 11201902729VA
Authority
SG
Singapore
Prior art keywords
receiver
transmitter
transmission method
shifts
transmission
Prior art date
Application number
SG11201902729VA
Inventor
Tohru Kohda
Original Assignee
Radius Co Ltd
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 Radius Co Ltd filed Critical Radius Co Ltd
Publication of SG11201902729VA publication Critical patent/SG11201902729VA/en

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
    • H04L27/2647—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
    • 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
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2334—Demodulator circuits; Receiver circuits using non-coherent demodulation using filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/70757—Synchronisation aspects with code phase acquisition with increased resolution, i.e. higher than half a chip
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • 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
    • H04L27/00—Modulated-carrier systems
    • 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
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • 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
    • 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
    • H04L27/2662—Symbol 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
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2676—Blind, i.e. without using known symbols
    • H04L27/2679—Decision-aided
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Artificial Intelligence (AREA)
  • General Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Image Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Superheterodyne Receivers (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

In accordance with an embodiment of the present invention, a method for receiving a signal, comprising the estimation step for estimating time and frequency shifts that are embedded in the received signal, to cancel-out shifts, wherein the method refers to the non-commutative shift parameter space of co-dimension 2. (No suitable figure)
SG11201902729VA 2018-01-22 2018-06-28 Receiver method, receiver, transmission method, transmitter, and transmitter-receiver system SG11201902729VA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018001735 2018-01-22
PCT/JP2018/024592 WO2019142372A1 (en) 2018-01-22 2018-06-28 Reception method, reception device, transmission method, transmission device, transmission/reception system

Publications (1)

Publication Number Publication Date
SG11201902729VA true SG11201902729VA (en) 2019-08-27

Family

ID=67301880

Family Applications (2)

Application Number Title Priority Date Filing Date
SG10202107059PA SG10202107059PA (en) 2018-01-22 2018-06-28 Receiver method, receiver, transmission method, transmitter, and transmitter-receiver system
SG11201902729VA SG11201902729VA (en) 2018-01-22 2018-06-28 Receiver method, receiver, transmission method, transmitter, and transmitter-receiver system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SG10202107059PA SG10202107059PA (en) 2018-01-22 2018-06-28 Receiver method, receiver, transmission method, transmitter, and transmitter-receiver system

Country Status (11)

Country Link
US (2) US10666486B2 (en)
EP (1) EP3544249A4 (en)
JP (2) JP6602506B1 (en)
KR (1) KR102120021B1 (en)
CN (1) CN110301121B (en)
AU (1) AU2018338597B2 (en)
CA (3) CA3070694C (en)
IL (1) IL268326A (en)
RU (1) RU2710926C1 (en)
SG (2) SG10202107059PA (en)
WO (1) WO2019142372A1 (en)

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CN114338297B (en) * 2021-11-26 2023-06-30 河南工程学院 Combined timing synchronization and frequency offset estimation method under incoherent LoRa system
CN114928520B (en) * 2022-04-22 2023-12-12 南京邮电大学 Generalized frequency division multiplexing time-frequency synchronization method for compensating frequency offset

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Also Published As

Publication number Publication date
EP3544249A1 (en) 2019-09-25
RU2710926C1 (en) 2020-01-14
US20190229972A1 (en) 2019-07-25
CN110301121B (en) 2024-03-01
KR20190089850A (en) 2019-07-31
JP6602506B1 (en) 2019-11-06
SG10202107059PA (en) 2021-07-29
CA3065055A1 (en) 2019-12-13
CA3052035A1 (en) 2019-07-25
JPWO2019142372A1 (en) 2020-01-23
CA3070694C (en) 2022-05-24
AU2018338597B2 (en) 2019-09-12
AU2018338597A1 (en) 2019-08-08
US11108615B2 (en) 2021-08-31
CA3070694A1 (en) 2019-07-25
EP3544249A4 (en) 2020-04-08
CN110301121A (en) 2019-10-01
KR102120021B1 (en) 2020-06-05
WO2019142372A1 (en) 2019-07-25
CA3052035C (en) 2021-03-30
IL268326A (en) 2019-09-26
JP2019176505A (en) 2019-10-10
US10666486B2 (en) 2020-05-26
US20200204426A1 (en) 2020-06-25
JP6757448B2 (en) 2020-09-16

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