CN107912081B - 用于具有两个dft预编码级的sc-fdma的发射方案 - Google Patents

用于具有两个dft预编码级的sc-fdma的发射方案 Download PDF

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Publication number
CN107912081B
CN107912081B CN201680006733.3A CN201680006733A CN107912081B CN 107912081 B CN107912081 B CN 107912081B CN 201680006733 A CN201680006733 A CN 201680006733A CN 107912081 B CN107912081 B CN 107912081B
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data stream
symbols
mapping
dft
circuit
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CN107912081A (zh
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罗琼澈
皮埃尔·贝特朗
姚军
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Texas Instruments Inc
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Texas Instruments 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
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H04L27/2636—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation with FFT or DFT modulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] transmitter or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
    • 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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04L1/0041—Arrangements at the transmitter end
    • 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

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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)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
CN201680006733.3A 2015-01-23 2016-01-22 用于具有两个dft预编码级的sc-fdma的发射方案 Active CN107912081B (zh)

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CN202110368328.9A CN112866169A (zh) 2015-01-23 2016-01-22 用于具有两个dft预编码级的sc-fdma的发射方案

Applications Claiming Priority (5)

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US201562107038P 2015-01-23 2015-01-23
US62/107,038 2015-01-23
US14/971,624 2015-12-16
US14/971,624 US10454739B2 (en) 2015-01-23 2015-12-16 Transmission scheme for SC-FDMA with two DFT-precoding stages
PCT/US2016/014632 WO2016118929A2 (en) 2015-01-23 2016-01-22 Transmission scheme for sc-fdma with two dft-precoding stages

Related Child Applications (1)

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CN107912081B true CN107912081B (zh) 2021-04-06

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US (2) US10454739B2 (https=)
EP (1) EP3300548B1 (https=)
JP (3) JP2018511194A (https=)
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WO (1) WO2016118929A2 (https=)

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EP3300548A4 (en) 2019-08-28
US20160218905A1 (en) 2016-07-28
JP2025041953A (ja) 2025-03-26
US10454739B2 (en) 2019-10-22
JP2022172355A (ja) 2022-11-15
EP3300548B1 (en) 2023-05-10
WO2016118929A3 (en) 2018-02-22
EP3300548A2 (en) 2018-04-04
CN107912081A (zh) 2018-04-13
CN112866169A (zh) 2021-05-28
US20200007376A1 (en) 2020-01-02
JP2018511194A (ja) 2018-04-19
WO2016118929A2 (en) 2016-07-28

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