Author Archives: Hiroshi Tsutsui

Lab orientation/tour for 3rd-year undergraduate students, 2024

We will conduct a laboratory orientation for third-year undergraduate students as per the following schedule:

Location: 11-12, IST Building 11th floor
Date and Time: Oct 18 (Fri) at 13:00-, 14:00-
(Please try to join us at an earlier time if possible. We may not conduct the session after 14:00 if there are no participants.)

Visits (tours) to the lab are also possible. The available time slots are as follows:

Location: ICN Lab., IST Building 11th floor
Date and Time: Students will definitely be available during the following hours.
(For Wednesdays and Thursdays, please refrain from visiting before the end of the experiment; School of Engineering Timetable)
- Oct 16 (Wed) after the end of the experiment, until 18:00
- Oct 17 (Thu) after the end of the experiment, until 18:00
- Oct 21 (Mon) 16:30-18:00

If the above times are not suitable, please contact (or visit) us directly.

Participation of Fourth-Year Students in the 27th PARTHENON Workshop

Morikawa, Sakaki, and Hori, fourth-year undergraduate students, participated in the 27th PARTHENON Workshop, organized by the PARTHENON Society, Non-Profit Organization, held at
the Tokyo Campus, the Institute for Small Business Management and Technology (Organization for Small & Medium Enterprises and Regional Innovation) from Thursday, August 29 to Saturday, August 31 (Tsutsui also participated). They implemented their own designed systems on the DE10-Lite platform using the hardware description language NSL and the CPU they designed with it.

Temporary suspension of services due to planned power outage (Aug 31 – Sep 2, 2024)

A planned power outage will be conducted at Hokkaido University’s Sapporo Campus on Sunday, September 1st, from 8:00 AM to 6:00 PM. As a result, all lab services will be suspended
from 1:00 PM on Saturday, August 31st, until 10:00 AM on Monday, September 2nd.
The service suspension period may vary, and some services might be running slightly, or they might not be running at all.

Research Presentations by Mr. Chen and Mr. Ishisaki at the BCT Workshop

Mr. Chen and Mr. Ishisaki presented their research achievements at the BCT Workshop, which was held at Muroran Institute of Technology on July 26.

Yuito Ishisaki, Kyotaro Kunii, Hiroshi Tsutsui, Takeo Ohgane, “An Evaluation of Communication Quality and Line-of-Sight Impact on LoRa Wireless Communication Using Radio Measurement Vehicle in Sapporo Suburbs,” ITE Technical Report, Vol. 48, No. 23, pp. 8-11, BCT2024-53, 26-26 Jul. 2024 (in Japanese). [URL]
Yuanyou Chen, Hiroshi Tsutsui, Takeo Ohgane, “Performance Evaluation of Reservoir Computing Based MIMO-OFDM Detection with Precoders,” ITE Technical Report, Vol. 48, No. 23, pp. 12-15, BCT2024-54, 26-26 Jul. 2024 (in Japanese). [URL]

This workshop was held with the support of Muroran Institute of Technology and the Center for Computer Science (CCS), Muroran Institute of Technology. Before the lunch break, there was a presentation titled “Introduction of Muroran Institute of Technology” by Professor Kaoru Ohta, CCS Director.

“Campus Clean Day” 2024

We participated in the Campus Clean-up Day held at Hokkaido University on Wednesday, May 15.

Lab tour for 2nd-year undergraduate students 2024

On April 16th, we held a lab tour for second-year undergraduate students as part of their class. Professor Tsutsui introduced our laboratory, and demonstrated image processing using an FPGA board and speech phrase recognition with a communication robot named Chapit.

The 49th PARTHENON Technical Society Conference @ Meiji University Ikuta Campus

On December 23, M1 student Chenyu Zhao presented the following paper at the 49th Parthenon Technical Society Conference held at Meiji University Ikuta campus. This presentation was selected for the Outstanding Presentation Award. It seems that Zhao will later receive a PARTHENON T-shirt.

Chenyu Zhao, Hiroshi Tsutsui, Takeo Ohgane, “A Prototype Implementation of Audio Signal Pitch Shifting Utilizing Arty A7 and I2S MEMS Microphone Controlled by RISC-V Processor,” Proceedings of the 49th PARTHENON Technical Society Conference, pp. 25-29, Dec. 2023.

2023 Joint Convention, the Hokkaido Chapters of the Institutes of Electrical and Information Engineers

Mr. Chimkono, Mr. Kunii, Mr. Tanaka, and Mr. Saito presented their works at 2023 Joint Convention, the Hokkaido Chapters of the Institutes of Electrical and Information Engineers, which was held at Future University Hakodate on Oct 28th-28th.

Kenshiro Tanaka, Kota Hirai, Hiroshi Tsutsui, Takeo Ohgane, “A Feasibility Study on Power Consumption Reduction of IoT Device GPS Modules for Environmental Monitoring Systems and Its Prototype Evaluation,” Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, pp. 206-207, Oct. 2023 (in Japanese).
Yuki Saito, Kyotaro Kunii, Hiroshi Tsutsui, Takeo Ohgane, “An Investigation of Temporal Variations in LoRa Modulation-based Communication Performance,” Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, p. 208, Oct. 2023 (in Japanese).
Kyotaro Kunii, Hiroshi Tsutsui, Takeo Ohgane, “Investigating the Impact of LDPC Codes on LoRa Modulation Communication Performance,” Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, pp. 209-210, Oct. 2023 (in Japanese).
Aaron William Chimkono, Hiroshi Tsutsui, Takeo Ohgane, “Towards Robust Parking Classification in Snow: Training MobileNetV3 on a Custom Dataset,” Joint Conference of Electrical, Electronics and Information Engineers in Hokkaido, p. 254, Oct. 2023.

A student networking event was held during this convention. Students made presentations about their university, research activity, and student activity. Mr. Kunii who is the chair of IEEE Hokkaido University Student Branch introduced the activity of the student branch.

ISCIT 2023 (2023 International Symposium on Communication and Information Technologies) @Sydney, Australia

At the ISICT 2023 (2023 International Symposium on Communication and Information Technologies) held at the University of Technology Sydney (UTS) from October 16th to 18th, presentations were given by Ph.D. candidate Haojiong Wang and first-year master’s student Kota Hirai as follows:

Haojiong Wang, Elroy L. M. Galbraith, Matteo Convertino, “Risky Blooms: Space-Time Chlorophyll-a Analysis and Forecasting,” Proceedings of International Symposium on Communications and Information Technologies (ISCIT), Oct. 2023.
Kota Hirai, Hiroshi Tsutsui, Ying He, Takeo Ohgane, “Power Consumption and Prototype Evaluation of IoT Devices for Environmental Monitoring Systems,” Proceedings of International Symposium on Communications and Information Technologies (ISCIT), Oct. 2023.

Lab orientation/tour for 3rd-year undergraduate students, 2023