Sumaru NIIDA


A Service Design Method for Transmission Rate Control in Multitasking That Takes Attention Shift into Account
Sumaru NIIDA Satoshi UEMURA Shigehiro ANO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/01/01
Vol. E98-B  No. 1  pp. 71-78
Type of Manuscript:  Special Section PAPER (Special Section on Quality of Diversifying Communication Networks and Services)
Category: 
Keyword: 
service qualityuser satisfactionwaiting timeQoEuser experiencehuman-centered designhuman-network interaction
 Summary | Full Text:PDF(1.9MB)

Design Requirements for Improving QoE of Web Service Using Time-Fillers
Sumaru NIIDA Satoshi UEMURA Etsuko T. HARADA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/08/01
Vol. E96-B  No. 8  pp. 2069-2075
Type of Manuscript:  PAPER
Category: Network
Keyword: 
service qualityuser experiencehuman-centered designwaitingtime-fillersfield study
 Summary | Full Text:PDF(1.3MB)

A Web Script-Based Field Evaluation Method to Assess Subjective Quality of Mobile Services
Satoshi UEMURA Sumaru NIIDA Hajime NAKAMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/03/01
Vol. E94-B  No. 3  pp. 639-648
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication Technologies for Next-generation Mobile Multimedia Life)
Category: 
Keyword: 
user satisfactionQoEsubjective assessmentwaiting time
 Summary | Full Text:PDF(1.8MB)

Field Test Performance and Analysis of a Base Station to Cancel Wideband CDMA Interference
Toshinori SUZUKI Yoshio TAKEUCHI Sumaru NIIDA Fumio WATANABE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/03/01
Vol. E84-B  No. 3  pp. 383-391
Type of Manuscript:  Special Section PAPER (Special Issue on Innovative Mobile Communication Technologies at the Dawn of the 21st Century)
Category: 
Keyword: 
CDMAIMT-2000interference cancellationmultiuser detectionfield test
 Summary | Full Text:PDF(660.7KB)