'64 qam' diaporamas de présentation

DVB Digital Video Broadcasting

DVB Digital Video Broadcasting. DVB systems distribute data using a variety approaches, including by satellite (DVB-S, DVB-S2), cable (DVB-C), terrestrial television (DVB-T) and terrestrial television for handhelds (DVB-H).

912 views • 53 slides

Outline

Outline. Transmitters (Chapters 3 and 4, Source Coding and Modulation) (week 1 and 2) Receivers (Chapter 5) (week 3 and 4) Received Signal Synchronization (Chapter 6) (week 5) Channel Capacity (Chapter 7) (week 6) Error Correction Codes (Chapter 8) (week 10 and 11)

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Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: 8-State Trellis Coded Modulated 16/32/64-QAM Proposal for High Rate WPANs Date Submitted: 12 January 2001 Source: Jeyhan Karaoguz

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Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: 8-State Trellis Coded Modulated 16/32/64-QAM Proposal for High Rate WPANs Date Submitted: 12 January 2001 Source: Jeyhan Karaoguz

273 views • 27 slides

WHAT DO HIGHER DATA RATES MEAN TO CELLULAR AND CONNECTIVITY TESTING?

WHAT DO HIGHER DATA RATES MEAN TO CELLULAR AND CONNECTIVITY TESTING?. Wireless Industry Trends. Key market drivers for the wireless industry: Smartphone & Tablet Continuing to Grow Worldwide Units increasing by 340M units to 2.45B annually by 2018 Handset ASP shrinking by >5% YoY

296 views • 22 slides

SOMA Updates

SOMA Updates. Date: 2019-00-xx. Authors:. Background. Semi Orthogonal Multiple Access (SOMA ) was proposed to improve the efficiency of 802.11 [1] SISO and MIMO based SOMA was presented with the current 802.11 QAM constellation used for SOMA constellations

195 views • 19 slides

TELSIKS 2013 Blind DFE with Parametric Entropy-Based Feedback

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Signaling for Adaptive Modulation

137 views • 12 slides

Constellation Bit Encodings for IEEE 802.11 OFDM System

Constellation Bit Encodings for IEEE 802.11 OFDM System. Bob Ward in Cooperation with Symbol Technologies, Inc. Introduction. This contribution provides the OFDM Constellations as per IEEE Standards conventional format. No technical content change is made. Descriptions.

95 views • 7 slides