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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| IN | 2015-10-16 13:30 |
Osaka | Osaka University | Performance Enhancement of Segmented File Download Method Using PR-SCTP with Suitable Control Parameters Kazuya Takeda, Funasaka Junichi (Hirosima City Univ.)  IN2015-59 |
To yield better performance on highly lossy networks, a segmented file download method composed of both Time-to-Live (TT... [more] | IN2015-59 pp.35-40 |
| AP | 2015-07-31 09:30 |
Hokkaido | Wakkanai Sougou Bunka Center | Calculation accuracy of loss conductive cylinder using MoM Akihiro Fujitani, Toru Uno, Takuji Arima (TUAT) AP2015-50 |
In order to analyze an antenna efficiency by Method of Moment (MoM), a loss of antenna conductor is modeled by a surface... [more] | AP2015-50 pp.63-66 |
| MW, ED | 2015-01-16 15:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Slot Design for Aperture Illumination Control of RLSA with High Loss Substrates Tung Nguyen, Makoto Ando, Jiro Hirokawa (Tokyo Inst. of Tech.), Manuel Sierra Castaner (UPM) ED2014-136 MW2014-200 |
Recent studies suggest that the uses of high loss dielectric waveguides in the Radial Line Slot Antenna (RLSA) might be ... [more] | ED2014-136 MW2014-200 pp.111-116 |
| IT | 2014-09-19 13:00 |
Chiba | Revisiting the Rate-Distortion Theory Using Smooth Max Renyi Divergence Tomohiko Uyematsu, Tetsunao Matsuta (Tokyo Inst. of Tech.) IT2014-46 |
This paper clarifies the rate-distortion function for general sources in terms of the smooth max Renyi divergence. To t... [more] |
IT2014-46 pp.31-36 |
|
| MW, OPE, EMT, MWP, EST, IEE-EMT [detail] | 2014-07-17 16:10 |
Hokkaido | Muroran Inst. of Tech. | A Study of Gain Calculation for Antennas in a Lossy Medium Takuichi Hirano, Jiro Hirokawa, Makoto Ando (Tokyo Tech) MW2014-68 OPE2014-37 EST2014-29 MWP2014-26 |
Propagation characteristic in a lossy media need to be considered in some applications such as ultra wideband (UWB) rada... [more] | MW2014-68 OPE2014-37 EST2014-29 MWP2014-26 pp.113-116 |
| CAS, SIP, MSS, VLD, SIS [detail] | 2014-07-10 10:10 |
Hokkaido | Hokkaido University | An image perceptual encryption scheme for JPEG 2000 compression Akira Uchida, Hitoshi Kiya (Tokyo Metro. Univ.) CAS2014-23 VLD2014-32 SIP2014-44 MSS2014-23 SIS2014-23 |
In this paper, we propose an image perceptual encryption scheme for JPEG 2000 compression. Perceptual encryption schemes... [more] | CAS2014-23 VLD2014-32 SIP2014-44 MSS2014-23 SIS2014-23 pp.117-122 |
| ISEC, LOIS | 2013-11-29 13:05 |
Miyagi | Tohoku Univ. | A Lossy Identification Scheme from the Subgroup Decision Shingo Hasegawa, Shuji Isobe (Tohoku Univ.) ISEC2013-68 LOIS2013-34 |
Lossy identification schemes are used to construct tightly secure signature schemes via the Fiat-Shamir heuristic in the... [more] | ISEC2013-68 LOIS2013-34 pp.57-63 |
| SIP | 2013-08-30 13:00 |
Tokyo | Tokyo University of Agriculture and Technology | DCT-Lifting Factorization of Fast Lapped Transform Taizo Suzuki, Hiroyuki Kudo (Univ. of Tsukuba) SIP2013-80 |
This paper presents a new realization of integer fast lapped transform (LT) with DCT-lifting structure which block-lifti... [more] | SIP2013-80 pp.73-77 |
| WBS, SAT (Joint) |
2013-05-16 16:00 |
Tochigi | Utsunomiya Univ. | [Encouragement Talk]
An Information-Spectrum Approach for Open Problems in Information Theory Tetsunao Matsuta (Tokyo Inst. of Tech.) WBS2013-5 SAT2013-4 |
In information theory, a coding problem is a computable characterization of the theoretical limit of coding rates for a ... [more] | WBS2013-5 SAT2013-4 pp.25-30(WBS), pp.19-24(SAT) |
| IE, SIP, ICD, VLD, IPSJ-SLDM [detail] | 2012-10-18 13:55 |
Iwate | Hotel Ruiz | Avoiding Error Magnification in Weighted Median Cut Quantization in Decoding Process
-- High Quality Data Compression of Sparse Histogram Images -- Toru Ikarashi, Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metropolitan Univ.) VLD2012-41 SIP2012-63 ICD2012-58 IE2012-65 |
In this report, we propose a lossy data compression algorithm for a sparse histogram image signal. The bit depth of pixe... [more] | VLD2012-41 SIP2012-63 ICD2012-58 IE2012-65 pp.7-12 |
| MW | 2012-06-29 15:15 |
Gifu | Gifu Univ. | Consideration of Mode Decomposition for Multiconductor Lossy Transmission lines in Inhomogeneous Medium Toshikazu Sekine, Yasuhiro Takahashi (GIfu Univ.) MW2012-24 |
In the analysis of the multiconductor transmission lines, the propagation mode decomposition theory is useful for the ch... [more] | MW2012-24 pp.31-35 |
| IE, ITE-ME, ITE-CE [detail] | 2011-07-25 15:15 |
Osaka | A Study on Bit Depth Parallel Coding for Sparse Histogram Images Masahiro Iwahashi (Nagaoka Univ. of Tech.), Hitoshi Kiya (Tokyo Metropolitan Univ.) IE2011-41 |
This report compares two kinds of tome mapping methods. The mapping is applied to pixel values of an input image signal ... [more] | IE2011-41 pp.19-24 |
|
| IE | 2010-04-26 13:50 |
Tochigi | Integer DCT based on Normalized Integer WHT for Allocation of Low Bit Word Length to Lifting Coefficients Taizo Suzuki, Masaaki Ikehara (Keio Univ.) IE2010-7 |
This paper presents an IntDCT with only dyadic values such as k/2^n (K, n: integer). Although some IntDCTs have been pro... [more] | IE2010-7 pp.37-42 |
|
| RCS, SIP | 2010-01-21 16:00 |
Fukuoka | Kyushu Univ. | A Realization of IntDCT using Direct Lifting of DCT and IDCT Taizo Suzuki, Masaaki Ikehara (Keio Univ.) SIP2009-88 RCS2009-222 |
DCT is easily implemented by software and hardware for JPEG and MPEG. On the other hand, even though some integer DCTs (... [more] | SIP2009-88 RCS2009-222 pp.87-91 |
| SIP, CAS, VLD | 2009-07-02 10:20 |
Hokkaido | Kushiko-shi Shogai Gakushu Center | M-channel Integer Discrete Cosine Transform type-II using Block Parallel System Hideaki Hayano, Taizo Suzuki, Masaaki Ikehara (Keio Univ.) CAS2009-13 VLD2009-18 SIP2009-30 |
Recently, integer discrete cosine transform type-IIs (IntDCT-IIs) with lifting structure have been researched for lossl... [more] | CAS2009-13 VLD2009-18 SIP2009-30 pp.67-71 |
| AP | 2009-04-09 15:15 |
Osaka | Osaka Prefecture Univ. | Lossy Media Coated Wideband Cavity-backed Bowtie Antenna for Ground Penetrating Radar Shingo Murata, Tadahiko Maeda (Ritsumeikan Univ.) AP2009-10 |
The frequency spectrum of a conventional ground penetrating radar is ranging from several MHz through 1GHz since the eff... [more] | AP2009-10 pp.55-60 |
| IE | 2009-03-16 11:40 |
Ehime | Reversible 9-7 DWT compatible to irreversible 9-7 DWT of JPEG 2000 Masahiro Iwahashi (Nagaoka Univ. Tech.), Hitoshi Kiya (Tokyo Metro. Univ.) IE2008-257 |
In this report, we propose a new reversible 9-7 discrete wavelet transform (DWT) compatible to the irreversible 9-7 DWT ... [more] | IE2008-257 pp.23-28 |
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| AP | 2009-01-22 13:25 |
Fukuoka | Fukuoka University | Antenna Input Impedance measurements by Coil-shaped Feeding Cable Coverd with Lossy Medium Zhengxing Wang, Takashi Arakawa, Tadahiko Maeda (Ritsumeikan Univ.) AP2008-167 |
In this report,the influence of the leakage current along the feeding cable used during the impedancemeasurement was exa... [more] | AP2008-167 pp.101-106 |
| AP | 2008-09-11 13:50 |
Kanagawa | National Defense Academy | Scale-model Experiments on Impedance and Radiation Efficiency Measurements Using Scale-model Human Equivalent Phantoms Placed in the Vicinity of the Antenna Under Test Katsuhiro Fujimoto, Ken-ichi Asanuma, Takayuki Wakabayashi, Tadahiko Maeda (Ritsumeikan Univ.) AP2008-83 |
In assessing a wideband small antenna, both input impedance and radiation efficiency are important evaluation indexes. H... [more] | AP2008-83 pp.49-54 |
| CAS, NLP | 2007-10-18 11:10 |
Tokyo | Musashi Institute of Technology | Computational Complexity Reduction for Allpass-based Image Coding Kosuke Ohno, Xi Zhang (UEC) CAS2007-40 NLP2007-68 |
To obtain better coding performance in wavelet-based image compression, it is necessary for wavelet filters to satisfy... [more] |
CAS2007-40 NLP2007-68 pp.31-36 |
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