Koki ABE

A Protocol Specification-Based Intrusion Detection System for VoIP and Its Evaluation
Thyda PHIT Koki ABE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/12/01
Vol. E91-B  No. 12  pp. 3956-3965
Type of Manuscript:  PAPER
Category: Internet
Keyword: 
IDS, VoIP, SIP, RTP, protocol specification, state machine, OPNET, 
 Summary | Full Text:PDF
Parallel Architecture for 2-D Discrete Wavelet Transform with Low Energy Consumption
Nozomi ISHIHARA Koki ABE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/08/01
Vol. E91-A  No. 8  pp. 2068-2075
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
DWT, signal processing, parallel architecture, efficient memory access, burst access, ASIC, 
 Summary | Full Text:PDF
A Semi-Fragile Watermarking Scheme Using Weighted Vote with Sieve and Emphasis for Image Authentication
Nozomi ISHIHARA Koki ABE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/05/01
Vol. E90-A  No. 5  pp. 1045-1054
Type of Manuscript:  PAPER
Category: Information Security
Keyword: 
watermarking, DWT, semi-fragile, authentication, tamper-proofing, 
 Summary | Full Text:PDF
A Cost-Effective Handshake Protocol and Its Implementation for Bundled-Data Asynchronous Circuits
Masakazu SHIMIZU Koki ABE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/01/01
Vol. E89-A  No. 1  pp. 280-287
Type of Manuscript:  PAPER
Category: VLSI Design Technology and CAD
Keyword: 
asynchronous circuits, bundled-data style, handshake protocols, low power, 
 Summary | Full Text:PDF