'Subband' presentation slideshows

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Frequency-aware protocols for wideband networks

Frequency-aware protocols for wideband networks

Frequency-aware protocols for wideband networks. Hariharan Rahul Farinaz Edalat , Dina Katabi , Charles Sodini. Wireless is moving to wider bands. UWB 100s of MHz to GHz Whitespaces 100 to 250 MHz from analog-digital TV transition 802.11n channel bonding 40 MHz

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688 views • 61 slides
Digital Signal Processing II Lecture 6: Filter Banks - Preliminaries

Digital Signal Processing II Lecture 6: Filter Banks - Preliminaries

Digital Signal Processing II Lecture 6: Filter Banks - Preliminaries. Marc Moonen Dept. E.E./ESAT, K.U.Leuven marc.moonen@esat.kuleuven.be homes.esat.kuleuven.be/~moonen/. Part-II : Filter Banks. : Preliminaries Filter bank set-up and applications

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1.21k views • 40 slides
Error-Protection Techniques of SPIHT-Coded Images in Packet Loss Network

Error-Protection Techniques of SPIHT-Coded Images in Packet Loss Network

Error-Protection Techniques of SPIHT-Coded Images in Packet Loss Network. ???????? ??????? 11 ? 12 ?. Error Protection techniques. Error resilience: Robustness. Needing to modify encoder. Needing add additional information. Channel coding: Correcting the errors.

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522 views • 38 slides
Prototype Correlator Testing

Prototype Correlator Testing

Prototype Correlator Testing. EVLA Advisory Committee Meeting, March 19-20, 2009. Michael P. Rupen. Project Scientist for WIDAR. Prototype Correlator. 4 antennas 1 GHz @ 8-bits, RCP only 4-bit re-quantization 8 x (8-128) MHz subbands 128 MHz: 1024 x 125 kHz per subband

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369 views • 28 slides
Wen-Yi Chu Department of Computer Science & Information Engineering

Wen-Yi Chu Department of Computer Science & Information Engineering

Subband Feature Statistics Normalization Techniques Based on a Discrete Wavelet Transform for Robust Speech Recognition Jeih-weih Hung , Member, IEEE , and Hao-Teng Fan. Wen-Yi Chu Department of Computer Science & Information Engineering National Taiwan Normal University. Outline.

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264 views • 12 slides
The Ratio Problem In Nanotube Fluorescence Spectroscopy

The Ratio Problem In Nanotube Fluorescence Spectroscopy

The Ratio Problem In Nanotube Fluorescence Spectroscopy. E. J. Mele & C. L. Kane Department of Physics Laboratory for Research On the Structure of Matter. What is the ratio problem ? (previous talk & next slide) What causes the ratio problem ? (e-h interaction in excited state).

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256 views • 12 slides
Problems with DCT-based compression

Problems with DCT-based compression

wavelets/subband coding. Problems with DCT-based compression Blocking artifacts, especially at low bitrate The methods for reducing blocking artifacts, such as overlapped transforms, are costly and complicated

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249 views • 10 slides

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