HMM Processing for QAM Digital Communication Systems 75
Digital Signal Processing of POL-QAM and SP-QAM in Long-Haul Optical Transmission Systems
... Figure 3.11 BER Performance of 128-SP-QAM and PDM-16-QAM with variable fiber length equalized by MMA 3.5 Conclusion In this chapter, we proposed a new modified CMA to equalize POL-QAM signals. The ...
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CFO ESTIMATION FOR MULTIUSER OFFSET QAM- FBMC COMMUNICATION SYSTEMS
... 12. P. H. Moose, “A technique for orthogonal frequency-division multiplexing frequency offset correction,” IEEE Trans. onComm., Vol.42, No.10, Oct. 1994, pp. 2908-2914. 13. N.J. Fleige, Multirate Digital Signal ...
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Energy-Efficient Digital Signal Processing for Fiber-Optic Communication Systems
... iterative processing, we can process the data in place and only flip corrected bits, or we can unroll the iterations and implement the design in a more streaming ...in-place processing, the throughput is ...
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Performance Comparison of Multipath Rayleigh Fading Channels using M-PAM and Rectangular QAM Schemes in Digital Communication Systems
... to digital communications. Digital circuits are more reliable and can be produced at a lower cost than analog ...Also, digital hardware lends itself to more flexible implementation than analog ...of ...
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MIMO signal processing in offset-QAM based filter bank multicarrier systems
... Figure 12. BER performance comparison of different interference cancella- tion receivers in a 2 × 2 spatial multiplexing system IV. MIMO-FBMC/OQAM S YSTEMS W ITH CSIT The strategies covered in the subsequent sections ...
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PANASONIC COMMUNICATION SYSTEMS KX-TDA DIGITAL HYBRID IP-PBX SYSTEMS VOICE PROCESSING SYSTEMS AND ACD REPORTING SYSTEM
... The KX-TDA50, KX-TDA100 and the KX-TDA200 are certified dealer models. These models must be activated prior to installation. Only dealers who have successfully completed the KX-TDA Technical Training course and have a ...
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DEMODULATION in digital communication systems requires
... signal processing, communications, estimation and detection theory, and system ...signal processing, and non-Gaussian signal processing with applications to SAR, array, and image ...
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Digital Signal Processing Techniques For Coherent Optical Communication
... implemented), PMD presents a concern. The interaction between nonlinearity and PMD requires knowledge of the state of polarization along the propagation for backward‐ propagation to be employed. This translates to ...
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OSNR monitoring for QPSK and 16-QAM systems in presence of fiber nonlinearities for digital coherent receivers
... as digital back-propagation [13] is too complex to be realized at ...using digital coherent receivers will considerably under- estimate the OSNR for long-haul transmission systems and a ...
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Expectation propagation as a solution for digital communication systems.
... stronger feedback, quite outperforming the previous BEP and SEP approaches. Second, we develop a reduced-complexity approach by proposing better values of the EP parameters. The resulting algorithm has been denoted as ...
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Wireless Channel Equalization in Digital Communication Systems
... The theoretical background for wireless channels modeling and adaptive signal processing are covered in first two chapters of dissertation. The approach of this thesis is not based on one methodology but several ...
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Magnetic Drum Storage for Digital Information Processing Systems
... Although communication within the storage section is on a parallel- channel basis, the described system may readily be made part of an IPS operating serially, ...
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Design of a smart power manager for digital communication systems
... reconfigurable communication pipeline would make it superior over other processors since the overhead of the GPP is less than the others, or in another word, is easier to ...different communication ...
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Analysis of PAPR in Precoded OFDM Systems for M - QAM
... various communication standards like Digital Audio Broadcasting (DAB), Digital Video Broadcasting (DVB), Digital Subscriber Lines (xDSL), Wireless Local Area Networks (WLAN), Wireless ...
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Advanced signal processing concepts for multi-dimensional communication systems
... UW-OFDM Systems The principle concept of orthogonal frequency division multiplexing (OFDM) stems from the mid 1960s that is based on the multicarrier modulation techniques used in the high frequency military radio ...
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Bit Manipulation Accelerator for Communication Systems Digital Signal Processor
... 2.2. Existing DSP architectures for bit manipulations Figure 4 shows computation units of a general DSP. The data processing unit (DPU) of general DSPs consists of an arithmetic unit, a logical unit, and a ...
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Digital Communication Systems
... Pulse Modulation In pulse modulation some parameter of a pulse train is varied in accordance with the massage signal. Two families of pulse modulation may be distinguished: analog pulse modulation and digital ...
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Iterative and Adaptive Processing for Multiuser Communication Systems
... Multiuser Detection for Doubly-Spread Underwater Acoustic Channels Designing reliable multiple-access communication systems to underpin underwater acous- tic sensor networks has proved challenging. For ...
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An HDP-HMM for Systems with State Persistence
... While the HDP-HMM treats the state transition dis- tribution nonparametrically, it is also desirable to al- low more flexible, nonparametric emission distribu- tions. In classical applications of HMMs, finite ...
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An HDP-HMM for Systems With State Persistence
... While the HDP-HMM treats the state transition dis- tribution nonparametrically, it is also desirable to al- low more flexible, nonparametric emission distribu- tions. In classical applications of HMMs, finite ...
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