[go: up one dir, main page]

Nobilet et al., 2002 - Google Patents

Performance of predistortion techniques for uplink MC-CDMA systems with TDD and FDD modes

Nobilet et al., 2002

Document ID
11806788170728048065
Author
Nobilet S
Hélard J
Jolivet N
Gillard R
Publication year
Publication venue
The 5th International Symposium on Wireless Personal Multimedia Communications

External Links

Snippet

This paper presents a method to avoid pilot subcarriers insertion for uplink MC-CDMA system channel estimation in order to increase both spectral efficiency and power efficiency. This method, based on the channel reciprocity property, consists in using the downlink …
Continue reading at ieeexplore.ieee.org (other versions)

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
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals per se
    • 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
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2608—Allocation of payload
    • 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
    • H04L27/2655—Synchronisation arrangements
    • 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
    • H04L27/2614—Peak power aspects
    • 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
    • H04L5/0014—Three-dimensional division
    • H04L5/0016—Time-frequency-code
    • H04L5/0021—Time-frequency-code in which codes are applied as a frequency-domain sequences, e.g. MC-CDMA
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • 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
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • 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
    • H04L5/0026—Division using four or more dimensions
    • 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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATIONS NETWORKS

Similar Documents

Publication Publication Date Title
US8000268B2 (en) Frequency-hopped IFDMA communication system
CN102064848B (en) Method and apparatus for movable station and base station in a multi-subzones broadband wireless system
AU2005253596B2 (en) Wireless communication system with configurable cyclic prefix length
US8135088B2 (en) Pilot transmission and channel estimation for a communication system utilizing frequency division multiplexing
US7701839B2 (en) Method and system for multirate multiuser modulation
CN1951033B (en) Method and device for overlapping multi-carrier and direct sequence spread spectrum signals in broadband wireless communication system
US8391380B2 (en) Method of transmitting data using repetition coding
US20110096867A1 (en) Method and Apparatus for Providing Pilot Signals in OFDM Frames
EP2084835A1 (en) Method for allocating pilots
Kaiser et al. Performance Effects of the Uplink Asynchronism in a Spread Spectrum Multi‐Carrier Multiple Access System
KR100877750B1 (en) Pilot tone generation method and apparatus in orthogonal frequency division multiple access system and channel estimation method and apparatus using same
Nobilet et al. A pre-equalization technique for uplink MC-CDMA systems using TDD and FDD modes
Jeong et al. Effects of channel estimation error in MC-CDMA/TDD systems
Nobilet et al. Performance of predistortion techniques for uplink MC-CDMA systems with TDD and FDD modes
KR20060082228A (en) Pilot-based Channel Estimation Method for Multicarrier Code Division Multiple Access Systems
Lee Performance analysis of ds-cdma and mc-cdma systems
Arslan OFDM signal analysis and performance evaluation
Dinis et al. On the impact of phase noise and frequency offsets in block transmission CDMA schemes
Lee et al. Clustered OFDMA in the multi-path fading channel
Ishihara et al. Iterative channel estimation for frequency-domain equalization of DSSS signals
KR101040465B1 (en) Channel Estimation Method in CAAC Code-based Mobile Communication Systems
Plass et al. Error performance for MC-CDMA and OFDMA in a downlink multi-cell scenario
Zhou et al. A novel timing synchronization method for localized OFDMA uplink system
Kim et al. Uplink OFDMA schemes for loose multi-user synchronization
KR20050119592A (en) Apparatus and method for channel estimation in a mobile communication system using an frequency hopping - orthogonal frequency division multipl access scheme