Presentation | 2016-06-16 Hardware Implementation of Stochastic Gammatone Filter Naoya Onizawa, Shunsuke Koshita, Shuichi Sakamoto, Masahide Abe, Masayuki Kawamata, Takahiro Hanyu, |
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PDF Download Page | PDF download Page Link |
Abstract(in Japanese) | (See Japanese page) |
Abstract(in English) | This paper presents a design of a gammatone filter based on stochastic computation. The gammatone filter well expresses the performance of human auditory peripheral mechanism and has a potential of improving advanced speech communications systems, such as hearing assisting devices and noise robust speech recognition systems. However, the hardware complexity of the gammatone filter is large due to the complex nonlinear characteristic. To address this issue, stochastic computation that exploits probabilistic information in hardware, is used for designing the gammatone filter, instead of binary computation commonly used in hardware. Using the stochastic computation, complex functions, such as multipliers, are realized using simple logic gates, leading to the simple hardware implementation. |
Keyword(in Japanese) | (See Japanese page) |
Keyword(in English) | probabilistic computation / auditory filtering / digital integrated circuits |
Paper # | CAS2016-6,VLD2016-12,SIP2016-40,MSS2016-6 |
Date of Issue | 2016-06-09 (CAS, VLD, SIP, MSS) |
Conference Information | |
Committee | VLD / CAS / MSS / SIP |
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Conference Date | 2016/6/16(2days) |
Place (in Japanese) | (See Japanese page) |
Place (in English) | Hirosaki Shiritsu Kanko-kan |
Topics (in Japanese) | (See Japanese page) |
Topics (in English) | System, signal processing and related topics |
Chair | Takashi Takenana(NEC) / Toshihiko Takahashi(Niigata Univ.) / Satoshi Yamane(Kanazawa Univ.) / Makoto Nakashizuka(Chiba Inst. of Tech.) |
Vice Chair | Hiroyuki Ochi(Ritsumeikan Univ.) / Mitsuru Hiraki(Renesas) / Morikazu Nakamura(Univ. of Ryukyus) / Masahiro Okuda(Univ. of Kitakyushu) / Shogo Muramatsu(Niigata Univ.) |
Secretary | Hiroyuki Ochi(Fujitsu Labs.) / Mitsuru Hiraki(Hiroshima City Univ.) / Morikazu Nakamura(Tohoku Univ.) / Masahiro Okuda(Renesas) / Shogo Muramatsu(Yamaguchi Univ.) |
Assistant | Parizy Matthieu(Fujitsu Labs.) / Toshihiro Tachibana(Shonan Inst. of Tech.) / Yohei Nakamura(Hitachi) / Hideki Kinjo(Okinawa Univ.) / Osamu Watanabe(Takushoku Univ.) |
Paper Information | |
Registration To | Technical Committee on VLSI Design Technologies / Technical Committee on Circuits and Systems / Technical Committee on Mathematical Systems Science and its applications / Technical Committee on Signal Processing |
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Language | JPN |
Title (in Japanese) | (See Japanese page) |
Sub Title (in Japanese) | (See Japanese page) |
Title (in English) | Hardware Implementation of Stochastic Gammatone Filter |
Sub Title (in English) | |
Keyword(1) | probabilistic computation |
Keyword(2) | auditory filtering |
Keyword(3) | digital integrated circuits |
1st Author's Name | Naoya Onizawa |
1st Author's Affiliation | Tohoku University(Tohoku Univ.) |
2nd Author's Name | Shunsuke Koshita |
2nd Author's Affiliation | Tohoku University(Tohoku Univ.) |
3rd Author's Name | Shuichi Sakamoto |
3rd Author's Affiliation | Tohoku University(Tohoku Univ.) |
4th Author's Name | Masahide Abe |
4th Author's Affiliation | Tohoku University(Tohoku Univ.) |
5th Author's Name | Masayuki Kawamata |
5th Author's Affiliation | Tohoku University(Tohoku Univ.) |
6th Author's Name | Takahiro Hanyu |
6th Author's Affiliation | Tohoku University(Tohoku Univ.) |
Date | 2016-06-16 |
Paper # | CAS2016-6,VLD2016-12,SIP2016-40,MSS2016-6 |
Volume (vol) | vol.116 |
Number (no) | CAS-93,VLD-94,SIP-95,MSS-96 |
Page | pp.pp.29-34(CAS), pp.29-34(VLD), pp.29-34(SIP), pp.29-34(MSS), |
#Pages | 6 |
Date of Issue | 2016-06-09 (CAS, VLD, SIP, MSS) |