Keio University

Presentations

Hagiwara, Masafumi

301-320 items (total 470)

A robust and data compressed coding scheme using interpolation error

Speaker
Kiyoshi Mizui, Masafumi Hagiwara and Masao Nakagawa
Conference Title
[Conference Category International presentation] Dates 1986.06 - 1986.06
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English

Implementation of a new type DSP PLL using high performance DSP DSSP-1

Speaker
Sadayasu Ono, Tomonori Aoyama, Masafumi Hagiwara and Masao Nakagawa
Conference Title
[Conference Category International presentation] Dates 1986.04 - 1986.04
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English

Range extended speech decoder for Modulo-PCM

Speaker
Masafumi Hagiwara and Masao Nakagawa
Conference Title
[Conference Category International presentation] Dates 1986.04 - 1986.04
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English

引込みフィルタを付加した多値量子化ディジタルPLL

Speaker
小池秀幸,萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1985 - 1985
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

伝送路誤りに強いPCM・DPCM混合符号化方式

Speaker
水井潔,萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1985 - 1985
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

ディジタル信号処理形式広帯域線形1次DPLL

Speaker
萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1985 - 1985
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

補間誤差伝送を用いた伝送路誤りに強い改良PCM方式

Speaker
水井潔,萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1985 - 1985
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

Modulo-PCMのための新しい復号器

Speaker
萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1985 - 1985
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

Modulo-PCMのための新しい復号器

Speaker
萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1985.12 - 1985.12
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

Range extended Tangent type FM demodulator with Wide Linear Range using Digital Signal Processing

Speaker
Masafumi Hagiwara and Masao Nakagawa
Conference Title
[Conference Category International presentation] Dates 1985.06 - 1985.06
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English

ディジタル信号処理技術を用いたSIN形式FM復調器

Speaker
萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1984 - 1984
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

線形な位相比較特性を持つディジタル信号処理形式1次DPLL

Speaker
萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1984.11 - 1984.11
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

ディジタル信号処理技術を用いたTAN形式FM復調器

Speaker
萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1983 - 1983
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

ディジタル信号処理技術を用いた改良型TAN形式FM復調器の特性

Speaker
萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1983.11 - 1983.11
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

ディジタルPLLのル-プ内遅延解析

Speaker
萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1982 - 1982
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

ステップ幅の前向き適応制御を用いる可変ビットレートModulo-PCM方式

Speaker
水井潔,萩原将文,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1990 - 1990
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese

Classification of α wave using neural networks for investigating the transition of vigilance level

Speaker
Satoru Nakamura, Masafumi Hagiwara, A.Kishi, and Masao Nakagawa
Conference Title
[Conference Category International presentation] Dates 1990.11 - 1990.11
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English

TDNN with self feedback loops

Speaker
Kouichi Sonoda, Masafumi Hagiwara, A.Kishi, and Masao Nakagawa
Conference Title
[Conference Category International presentation] Dates 1990.11 - 1990.11
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English

TESAM A neural network for temporal sequences associative memory

Speaker
Masafumi Hagiwara
Conference Title
[Conference Category International presentation] Dates 1990.11 - 1990.11
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English

自己フィードバック付きTime-Delay Neural Networks

Speaker
園田浩一,萩原将文,岸,中川正雄
Conference Title
[Conference Category Domestic presentation] Dates 1990.07 - 1990.07
Invitation Status
Without
Presentation Format
Domestic presentation
Language of Publication
Japanese