[go: up one dir, main page]

Lee et al., 2006 - Google Patents

Fast automatic gain control employing two compensation loop for high throughput MIMO-OFDM receivers

Lee et al., 2006

Document ID
11850276360074598040
Author
Lee I
Son J
Choi E
Lee S
Publication year
Publication venue
2006 IEEE International Symposium on Circuits and Systems (ISCAS)

External Links

Snippet

The performance of a receiver front-end limits the quality and range of the given communication link. An appropriate design based on well-defined system parameters and architecture can make a huge difference in the performance, cost and marketability of the …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3078—Circuits generating control signals for digitally modulated signals
    • 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 ; Receiver end arrangements for processing baseband signals
    • H04L25/03006—Arrangements for removing intersymbol interference
    • 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
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATIONS NETWORKS
    • H04W52/00—Power Management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC [Transmission power control]
    • H04W52/52—TPC [Transmission power control] using AGC [Automatic Gain Control] circuits or amplifiers
    • 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
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements

Similar Documents

Publication Publication Date Title
US8811537B2 (en) Signal receiving apparatus and method for wireless communication system using multiple antennas
US7797013B2 (en) Radio communications using scheduled power amplifier backoff
JP5594698B2 (en) Multi-branch radio receiver
US7359311B1 (en) Decoding method and apparatus using channel state information for use in a wireless network receiver
US11005510B2 (en) Systems and methods for adaptive averaging in frequency domain equalization systems
KR101294021B1 (en) Apparatus and method for receiving data in wireless communication system
US8295380B2 (en) Automatic gain control circuit for MIMO OFDM receiver
US8848777B2 (en) Receiving apparatus and method for receiving signals in a wireless communication system with improved equalization performance
KR20100067294A (en) Apparatus for transmitting/receiving rf signal in a wireless communication system
US20120134399A1 (en) Systems and Methods of Improved Power Amplifier Efficiency Through Adjustments in Crest Factor Reduction
Lee et al. Fast automatic gain control employing two compensation loop for high throughput MIMO-OFDM receivers
US8446996B1 (en) Sampling resolution and gain controller for a wireless receiver
CN102821453B (en) The automatic gain for eliminating MSR receiver GSM and LTE interference regulates and controls method and device
KR100922705B1 (en) Power Amplifier Transient Compensation for OPDM Systems
KR100888504B1 (en) Apparatus and method for adaptive voltage reference AGC in WLANs
KR20100063654A (en) Apparatus and method for signal receiving of wireless communication systems using multiple antenna
Lee et al. Efficient automatic gain control algorithm and architecture for wireless LAN receivers
WO2003071695A1 (en) Point-to-multipoint burst modem automatic gain control
US8032096B2 (en) Method and system for compensating for antenna pulling
KR100737746B1 (en) Adaptive Automatic Gain Control Method and Device
US20230262485A1 (en) Method and Apparatus to Control and Process a Plurality of Radar Sensors and Radio Units
Lee et al. High accuracy and low complexity timing offset estimation for MIMO-OFDM receivers
Lee et al. Digital automatic gain control and DC offset cancellation for IEEE 802.11 n Wireless LANs
KR101235833B1 (en) Apparatus and method for receiving using multi antenna in wireless communication system
KR20240103660A (en) An wireless communication device and an operating method thereof