Digital Signal Processing for Acoustic Signals

Academic year

2025Year

Term

First Semester

Course title

Digital Signal Processing for Acoustic Signals

Class type

Lecture

Course title (ENG)

Digital Signal Processing for Acoustic Signals

Class code・Class name・Teaching forms

Z1500012 Digital Signal Processing for Acoustic Signals

Instructor

TAKAHASHI Yoshinori

Credits

2.0Credits

Day and Time

Thu.3Period

Campus

Shinjuku Remote

Location

.,A-0471教室（大学院工学研究科）

Relationship between diploma policies and this course

A) A high degree of specialized expertise　100%
B) The skills to use science and technology　0%
C) The ability to conduct research independently, knowledge pertaining to society and occupations, and sense of ethics required of engineers and researchers　0%
D) Creative skills in specific areas of specialization　0%

Goals and objectives

The aims of this lecture are deepen understanding of basic theorie of acoustic about sound propagation, and to learn the digital signal prosessing methods necessary for analysis and evaluation of acoustic events.

Prerequisites

Your assertive Q(and A) are the most welcome.
The syllabus may be updated for the contents of lecture.

Method Using AL・ICT

Not used

Class schedule

1, Digital recording of sound
2, Reflection wave and mirror image source
3, Wave equation of plane wave
4, Wave propagation in an acoustic tube
5, Wave equation for two / three dimensional sound field
6, Sound field simulation utilizing finite-difference time-domain method (FDTD)
7, Linear system and room impulse response
8, Reverberation simulation based on the mirror-mage theory
9, Reverberation time and critical distance in the reverberant sound field
10, Frequency analysis of sound
11, Room acoustic evaluation
12, Poles and zeros of transfer function
13, Propagation phase and minimum-phase zeros in reverberant field
14, Minimum-phase component and all-pass component of acoustic transfer function
15, General review

Evaluation

Student must submit a at the end of term and also practice during a lecture. When the percentage of attendance falls below 70%, it's made disqualification.

Feedback for students

I will announce the entire comment on KU-LMS.

Textbooks

Reference materials

Mikio Tohyama, "Signal analysis and acoustics," Maruzen Publishing, ISBN: 978-4-621-06350-7, 2007. (in Japanese)
Mikio Tohyama, "Sound and Signals,"Springer, SIBN: 978-3-642-200121-9, 2011

Office hours and How to contact teachers for questions

5-506 at Hachioji Campus on Tuesday, Wednesday, Friday.
It is desirable to make an appointment by e-mail.
e-mail: yoshinori@cc.kogakuin.ac.jp

Message for students

オンライン同時双方向で実施予定ですが，対面受講とオンライン受講は完全に同じではありません．
実験やデモは対面の受講者しか体験できません．あらかじめご了承ください．
できるだけ対面での受講をお勧めします．

Course by professor with work experience

Not applicable

Work experience and relevance to the course content if applicable

Teaching profession course

Informatics Program

Syllabus data