[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

KG et al., 2011 - Google Patents

A low complexity reconfigurable multi-stage channel filter architecture for resource-constrained software radio handsets

KG et al., 2011

View PDF
Document ID
8446705147727312205
Author
KG S
Vinod A
Publication year
Publication venue
Journal of Signal Processing Systems

External Links

Snippet

Software defined radio (SDR) is emerging as a powerful platform for future generation cellular systems, due to its capability to operate conforming to multiple mobile radio standards. Channelizer in an SDR operates at the highest sampling rate and hence a low …
Continue reading at www.researchgate.net (PDF) (other versions)

Classifications

    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0211—Frequency selective networks using specific transformation algorithms, e.g. WALSH functions, Fermat transforms, Mersenne transforms, polynomial transforms, Hilbert transforms
    • H03H17/0213—Frequency domain filters using Fourier transforms
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0266—Filter banks
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0273—Polyphase filters
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0283—Filters characterised by the filter structure
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0223—Computation saving measures; Accelerating measures
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • 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
    • H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H—ELECTRICITY
    • H03—BASIC ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters

Similar Documents

Publication Publication Date Title
Mahesh et al. Coefficient decimation approach for realizing reconfigurable finite impulse response filters
Mahesh et al. Low complexity flexible filter banks for uniform and non-uniform channelisation in software radios using coefficient decimation
Darak et al. Low-complexity reconfigurable fast filter bank for multi-standard wireless receivers
Mahesh et al. Reconfigurable low area complexity filter bank architecture based on frequency response masking for nonuniform channelization in software radio receivers
Mahesh et al. Filter bank channelizers for multi-standard software defined radio receivers
Darak et al. A low complexity reconfigurable non-uniform filter bank for channelization in multi-standard wireless communication receivers
Sakthivel et al. Low complexity reconfigurable channelizers using non-uniform filter banks
Dhabu et al. Variable cutoff frequency FIR filters: A survey
Ambede et al. Design and realization of variable digital filters for software-defined radio channelizers using an improved coefficient decimation method
Kalathil et al. Design of multiplier-less sharp non-uniform cosine modulated filter banks for efficient channelizers in software defined radio
Ambede et al. A low-complexity uniform and non-uniform digital filter bank based on an improved coefficient decimation method for multi-standard communication channelizers
Sudharman et al. Design of a power-efficient low-complexity reconfigurable non-maximally decimated filter bank for high-resolution wideband channels
Sudharman et al. Design of power efficient variable bandwidth non-maximally decimated FRM filters for wideband channelizer
Haridas et al. Low‐complexity technique to get arbitrary variation in the bandwidth of a digital FIR filter
Parvathi et al. Low complexity reconfigurable modified FRM architecture with full spectral utilization for efficient channelizers
Lin et al. A new flexible filter bank for low complexity spectrum sensing in cognitive radios
George et al. Reconfigurable channel filtering and digital down conversion in optimal CSD space for software defined radio
Jang et al. Generalized polyphase digital channelizer
KG et al. A low complexity reconfigurable multi-stage channel filter architecture for resource-constrained software radio handsets
KR20010075519A (en) Reduced complexity and increased flexibility modified fast convolution algorithm
Mehra et al. FPGA-based design of high-speed CIC decimator for wireless applications
Smitha et al. A new low power reconfigurable decimation–interpolation and masking based filter architecture for channel adaptation in cognitive radio handsets
Deep et al. Spectral parameter approximation based tunable digital filters on Zynq SoC
Devi et al. Flexible reconfigurable filter architecture for SDR receiver
Smitha et al. A reconfigurable multi-stage frequency response masking filter bank architecture for software defined radio receivers