+

Girinath, 2019 - Google Patents

A Novel Reconfigurable Orthogonal Frequency Division Multiplexing Transceiver

Girinath, 2019

Document ID
3451723048293034928
Author
Girinath N
Publication year
Publication venue
Journal of Computational and Theoretical Nanoscience

External Links

Snippet

As the world moves toward 3G/4G there is a need for high data rate and relatively wide bandwidths. OFDM (Orthogonal Frequency Division Multiplexing) a form of multicarrier modulation technique is widely used to achieve high speed efficient data transmission at the …
Continue reading at www.ingentaconnect.com (other versions)

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver
    • H04L27/2649Demodulators
    • H04L27/2653Demodulators with direct demodulation of individual subcarriers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver
    • H04L27/2649Demodulators
    • H04L27/265Fourier transform demodulators
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/261Details of reference signals
    • H04L27/2613Structure of the reference signals per se
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/2608Allocation of payload
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2614Peak power aspects
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2626Arrangements specific to the transmitter
    • H04L27/2627Modulators
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver
    • H04L27/2655Synchronisation arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044Arrangements for allocating sub-channels of the transmission path allocation of payload
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0014Three-dimensional division
    • H04L5/0016Time-frequency-code
    • H04L5/0021Time-frequency-code in which codes are applied as a frequency-domain sequences, e.g. MC-CDMA
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; Arrangements for supplying electrical power along data transmission lines
    • H04L25/03Shaping networks in transmitter or receiver, e.g. adaptive shaping networks ; Receiver end arrangements for processing baseband signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; Arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/02Channels characterised by the type of signal
    • H04L5/023Multiplexing of multicarrier modulation signals

Similar Documents

Publication Publication Date Title
US7376074B2 (en) Apparatus and method for transmitting and receiving side information of a partial transmit sequence in an OFDM communication system
CN101222468B (en) Method and device for peak-to-average ratio suppression in multi-carrier OFDM system
KR100958231B1 (en) Fast fourier transform processing in an ofdm system
KR100923892B1 (en) Fast fourier transform twiddle multiplication
CN106685887B (en) Frequency domain implementation method for UFMC transmitter of FPGA
KR20020096833A (en) Apparatus for minimizing peak to average power ratio in orthogonal frequency division multiplexing system and method thereof
CN102821080B (en) Receiving method for bandwidth expansion of 1553B communication bus
CN107800662A (en) A kind of method for reducing spread spectrum OFDM signal papr
Veena et al. Performance analysis of DWT based OFDM over FFT based OFDM and implementing on FPGA
CN118921260A (en) Scrambling method and device for inhibiting peak-to-average ratio in OFDM/OQAM system
Kaur et al. FPGA implementation of OFDM Transceiver using FFT Algorithm
CN1984110B (en) Method for decreasing peak equilibrium ratio and orthogonal frequency division multiplexing system
CN101651647A (en) Method and device for reconstructing CP-OFDM signal in time-domain synchronous orthogonal frequency-division multiplexing system
Mohamed FPGA synthesis of VHDL OFDM system
Anwar et al. A new design of carrier interferometry OFDM with FFT as spreading codes
Mohamed et al. A Novel implementation of OFDM using FPGA
Girinath A Novel Reconfigurable Orthogonal Frequency Division Multiplexing Transceiver
KR20040035288A (en) Multi-carrier transmission system capable of improving the performance of receiving and a method proessing signal thereof
CN102263738B (en) Anti-interference transmission method for digital broadcast wireless signal
JP2007074351A (en) Multi-carrier wireless communication system, transmitter and receiver, and multi-carrier wireless communication method
CN108566355B (en) A Peak-to-Average Ratio Reduction Algorithm for Discrete Multitone Modulation Systems
WO2004109953A1 (en) A method and apparatus for a multicarrier code division multiple access system
Prithivirajan et al. FFT implementation of OFDM for future 5G communication
Wu et al. Low Complexity Time Domain Interleaved Partitioning Partial Transmit Sequence Scheme for Peak-to-Average Power Ratio Reduction of Orthogonal Frequency Division Multiplexing Systems
Gopal et al. Design of an FPGA-based OFDM transceiver for DVB-T standard
点击 这是indexloc提供的php浏览器服务,不要输入任何密码和下载