'Ofdm symbols' presentation slideshows

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?????? ???????????? ?? ??? ?? -- ?? ????? ?? -- ? ?????? ??? EPC ???? ???? ???? 04 ? LTE ?????. ????????? ( ?? ???? ?????? ) ???? ???? ( ?????????? ???????? ). LTE. LTE A standard for mobile data communications technology An evolution of the GSM/UMTS standards

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10-IEEE802.16 and WiMax

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DIGITAL SPREAD SPECTRUM SYSTEMS

DIGITAL SPREAD SPECTRUM SYSTEMS. ENG-737 Lecture 9. Wright State University James P. Stephens. MULTIPATH SCENARIO. TYPES OF FADING DUE TO MULTIPATH. Multipath - Delay Spread Flat Frequency selective Doppler (Frequency Dispersion) Fast Slow What is Coherence BW?

566 views • 40 slides

LDPC for 11AC

LDPC for 11AC. Authors:. Date: 2010-11-8. Slide 1. Summary. Propose to use the same MCS table for both LDPC and BCC Propose to reuse 11n LDPC PPDU encoding process, regarding codeword length, shortening, puncturing and repetition.

1.06k views • 39 slides

E fficient Cooperative Diversity Schemes and Radio Resource Allocation for IEEE 802.16j

WCNC 2008. WCNC 2008. E fficient Cooperative Diversity Schemes and Radio Resource Allocation for IEEE 802.16j. Department of Electronic Systems, Aalborg University, Denmark Department of Systems and Computer Engineering, Carleton University, Canada Speaker: Chan-Ying Lien.

479 views • 37 slides

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: OFDM PHY proposal for SUN Date Submitted: May 1, 2009 Source: Rishi Mohindra, MAXIM Integrated Products Contact: Rishi Mohindra, MAXIM Integrated Products

315 views • 30 slides

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: OFDM PHY proposal for SUN Date Submitted: May 1, 2009 Source: Rishi Mohindra, MAXIM Integrated Products Contact: Rishi Mohindra, MAXIM Integrated Products

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Wireless Universal Serial Bus

Wireless Universal Serial Bus. Christopher Hanudel. Outline. Wired Universal Serial Bus (USB) Overview of Wireless USB (wUSB) History/Vision Features How wUSB Works Design Security Issues/Limitations Current Implementations Future/Conclusion. Wired USB. Overview

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Z. Nikolova, V. Poulkov, G. Iliev, G. Stoyanov

NARROWBAND INTERFERENCE CANCELLATION IN MULTIBAND OFDM SYSTEMS. Z. Nikolova, V. Poulkov, G. Iliev, G. Stoyanov. Dept. of Telecommunications Technical University of Sofia BULGARIA e-mail: zvv@tu-sofia.bg. Multiband OFDM (UWB) :.

370 views • 22 slides

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: [ MultiBand OFDM Update and Overview ] Date Submitted: [ 17 November, 2004 ] Source: [ Matthew B. Shoemake ] Company [ WiQuest Communications, Inc. ]

290 views • 22 slides

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: [ MultiBand OFDM Overview ] Date Submitted: [ 19 January, 2005 ] Source: [ Matthew B. Shoemake ] Company [ WiQuest Communications, Inc. ]

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Issues on 256-FFT per 20MHz

Issues on 256-FFT per 20MHz. Date: 2014-11-03. Authors:. For 11ax, throughput improvement and outdoor operation are required as in PAR. In [1] and [2], 256-subcarrier in 20MHz BW was considered for longer CP and more number of available subcarriers.

357 views • 16 slides

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: OFDM PHY proposal for SUN Date Submitted: May 1, 2009 Source: Rishi Mohindra, MAXIM Integrated Products Contact: Rishi Mohindra, MAXIM Integrated Products

164 views • 16 slides

Comments on CID 1599

Comments on CID 1599. Authors:. Date: 2007-06-27.

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Objectives

Objectives. In contribution IEEE C802.16m-08/NNN, we express our views on the downlink control information hierarchy in a 16m system In contributions IEEE C802.16m-08/081r1 and IEEE C802.16m-08/XXX , we described an enhanced FDM based control design in a mini-frame

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Frequency Drift in Repeated Transmission Schemes

Frequency Drift in Repeated Transmission Schemes. Date: 2012-01-16. Authors:. Abstract.

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