Presentation 1997/7/25
Searchable Address Queue for ATM switch
Masahiko Ishiwaki, Hiromi Notani, Harufusa Kondoh, Hirotaka Saito, Atsushi Iwabu, Kazuo Kawaguchi, Masaya Kitao, Yasunobu Nakase, Yoshio Matsuda, Takeshi Tokuda,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) We developed a 622-Mb/s 32 x 8 shared buffering ATM switch chip set with searchable address queue. This chip set consists two LSIs; the Buffer LSI which stores ATM cells to on-chip RAM and the Control LSI which manages the address of the RAM. The key component of this Control LSI is a searchable address queue. This queue has a combination of a double-edge triggered shift register FIFO and a search circuit. These registers are controlled by clocked C elements and store the addresses with destination and delay priority of the ATM cells. Using this queue, the bit size is reduced to 4% as compared with the conventional FIFO and the layout size becomes 5.8mm x 7.8mm. As a result, the address queue can be integrated on one chip. This chip set was fabricated using 0.5-μm CMOS process technology. Inter-stage data shift speed is measured over 571 megastgae/sec at 3.3V.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) ATM / ATM switch / share buffer / queue
Paper # ICD97-89
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Conference Information
Committee ICD
Conference Date 1997/7/25(1days)
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Paper Information
Registration To Integrated Circuits and Devices (ICD)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Searchable Address Queue for ATM switch
Sub Title (in English)
Keyword(1) ATM
Keyword(2) ATM switch
Keyword(3) share buffer
Keyword(4) queue
1st Author's Name Masahiko Ishiwaki
1st Author's Affiliation System LSI Laboratory, Mitsubishi Electric Corporation()
2nd Author's Name Hiromi Notani
2nd Author's Affiliation System LSI Laboratory, Mitsubishi Electric Corporation
3rd Author's Name Harufusa Kondoh
3rd Author's Affiliation System LSI Laboratory, Mitsubishi Electric Corporation
4th Author's Name Hirotaka Saito
4th Author's Affiliation Information & Communication System Development Center, Mitsubishi Electric Corppration
5th Author's Name Atsushi Iwabu
5th Author's Affiliation LSI Engineering Office, Mitsubishi Electric Eng. Co., Ltd.
6th Author's Name Kazuo Kawaguchi
6th Author's Affiliation LSI Engineering Office, Mitsubishi Electric Eng. Co., Ltd.
7th Author's Name Masaya Kitao
7th Author's Affiliation System LSI Laboratory, Mitsubishi Electric Corporation
8th Author's Name Yasunobu Nakase
8th Author's Affiliation System LSI Laboratory, Mitsubishi Electric Corporation
9th Author's Name Yoshio Matsuda
9th Author's Affiliation System LSI Laboratory, Mitsubishi Electric Corporation
10th Author's Name Takeshi Tokuda
10th Author's Affiliation System LSI Laboratory, Mitsubishi Electric Corporation
Date 1997/7/25
Paper # ICD97-89
Volume (vol) vol.97
Number (no) 198
Page pp.pp.-
#Pages 7
Date of Issue