CN104662855B - 正交时频移动通信系统中的调制和均衡 - Google Patents

正交时频移动通信系统中的调制和均衡 Download PDF

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Publication number
CN104662855B
CN104662855B CN201380043559.6A CN201380043559A CN104662855B CN 104662855 B CN104662855 B CN 104662855B CN 201380043559 A CN201380043559 A CN 201380043559A CN 104662855 B CN104662855 B CN 104662855B
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time
matrix
transformed data
data elements
signal
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CN104662855A (zh
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R.哈达尼
S.S.拉基布
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Cohere Technologies Inc
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Cohere Technologies Inc
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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
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/01—Equalisers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-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
    • H04L27/2626—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
    • 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
    • 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
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03834—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using pulse shaping

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Radio Transmission System (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Noise Elimination (AREA)
CN201380043559.6A 2012-06-25 2013-06-25 正交时频移动通信系统中的调制和均衡 Active CN104662855B (zh)

Applications Claiming Priority (15)

Application Number Priority Date Filing Date Title
US201261664020P 2012-06-25 2012-06-25
US61/664,020 2012-06-25
US201361801968P 2013-03-15 2013-03-15
US201361801366P 2013-03-15 2013-03-15
US201361801495P 2013-03-15 2013-03-15
US201361801398P 2013-03-15 2013-03-15
US201361801435P 2013-03-15 2013-03-15
US201361801994P 2013-03-15 2013-03-15
US61/801,968 2013-03-15
US61/801,366 2013-03-15
US61/801,495 2013-03-15
US61/801,994 2013-03-15
US61/801,398 2013-03-15
US61/801,435 2013-03-15
PCT/US2013/047723 WO2014004585A1 (en) 2012-06-25 2013-06-25 Modulation and equalization in an orthonormal time-frequency shifting communications system

Publications (2)

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CN104662855A CN104662855A (zh) 2015-05-27
CN104662855B true CN104662855B (zh) 2018-10-23

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EP (1) EP2865153B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (2) JP5969121B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (4) KR102367370B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN (1) CN104662855B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (2) AU2013280487B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA2877915C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HK (1) HK1210883A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN2015KN00202A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO2014004585A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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JP2016040912A (ja) 2016-03-24
KR20230141949A (ko) 2023-10-10
AU2017200197B2 (en) 2018-02-15
JP2015525986A (ja) 2015-09-07
CA2877915C (en) 2020-05-05
KR102819154B1 (ko) 2025-06-10
CN104662855A (zh) 2015-05-27
KR102367370B1 (ko) 2022-02-23
HK1210883A1 (en) 2016-05-06
AU2017200197A1 (en) 2017-02-02
KR20150029721A (ko) 2015-03-18
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