2015 |
- C. Shi, Y. Kajikawa, W.-S. Gan, "Generating Dual Beams from a Single Steerable Para-metric Loudspeaker," Applied Acoustics, vol. 99, pp. 43-50, Dec. 2015. [doi:10.1016/j.apacoust.2015.05.004]
- N. Miyazaki, Y. Kajikawa, "Head-mounted Active Noise Control System with Virtual Sensing Technique," Journal of Sound and Vibration, vol. 339, pp. 65-83, Mar. 2015. [doi:10.1016/j.jsv.2014.11.023]
- K. Iwai, Y. Kajikawa, "Third-order Nonlinear IIR Filter for Compensating Nonlinear Distortions of Loudspeaker Systems," IEICE Trans. on Fundamentals, vol. E98-A, no. 3, pp. 820-832, Mar. 2015.
- C. Shi, Y. Kajikawa, "A Convolution Model for Computing the Far-field Directivity of a Parametric Loudspeaker Array," Journal of the Acoustical Society of America, vol. 137, no. 2, pp. 777-784, Feb. 2015. [doi:10.1121/1.4906163]
|
2014 |
- C. Shi, Y. Kajikawa, W.-S. Gan, "An Overview of Directivity Control Methods of the Parametric Array Loudspeaker," APSIPA Trans. on Signal and Information Processing, vol. 3, e20 (12 pages), Dec. 2014. [doi:10.1017/ATSIP.2014.18]
- K. Iwai, Y. Kajikawa, "Parameter Estimation Method Using Volterra Kernels for Nonlinear IIR Filters," IEICE Trans. on Fundamentals, vol. E97-A, no. 11, pp. 2189-2199, Nov. 2014.
- N. Miyazaki, Y. Kajikawa, "Modified-Error Adaptive Feedback Active Noise Control System Using Linear Prediction Filter," IEICE Trans. on Fundamentals, vol. E97-A, no. 10, pp. 2021-2032, Oct. 2014.
|
2012 |
- Y. Mishima, Y. Kajikawa, "Automatic Parameter Adjustment Method for Audio Equalizer Employing Interactive Genetic Algorithm," IEICE Trans. on Fundamentals, vol. E95-A, no. 11, pp. 2036-2040, Nov. 2012.
- Y. Kajikawa, W.-S. Gan, S. M. Kuo, "Recent Advances on Active Noise Control: Open Issues and Innovative Applications," APSIPA Trans. on Signal and Information Pro-cessing, vol. 1, issue 1, Aug. 2012. [doi:10.1017/ATSIP.2012.4]
- M. Nakamura, Y. Kajikawa, Y. Nomura, T. Miyakura, "Effect of Spatial Relationship between Acoustic Holes on Acoustic Characteristics for Compact Acoustic Reproduction Systems: Estimation Method of Acoustic Parameters Considering Spatial Relationships and the Shape of Acoustic Elements", The Journal of the Acoustical Society of Japan, vol. 68, no. 6, pp. 277-287, 2012/06/01.
|
2011 |
- K. Gotoda, Y. Kajikawa, "Linearization of Loudspeaker Systems
Using Volterra Filter and Its Comuptational Reduction", The Transactions
of the Institute of Electronics, Information and Communication Engineers
A, vol. J94-A, no. 10, pp. 791-794, 2011/10/01.
- Y. Kajikawa, "Linearization Method Based on Multiple Loudspeaker
Systems", Acoustical Science and Technology, vol. 32, no 5, pp. 220-223
, 2011/09/01.
- S. Miyoshi, Y. Kajikawa, "Statistical-mechanics Approach to the
Filtered-X LMS Algorithm", Electronics Letters, vol. 47, no. 17, pp.
997-999, 2011/08/18. [doi:10.1049/el.2011.1691]
- M. Kumamoto, M. Kida, R. Hirayama, Y. Kajikawa, T. Tani, Y.
Kurumi, "Active Noise Control System for Reducing MR Noise", IEICE
Trans. on Fundamentals, vol. E94-A, no. 7, pp. 1479-1486 , 2011/07/01.
- S. Kitakagawa, Y. Kajikawa, "Linearization Ability Evaluation
for Loudspeaker Systems Using Dynamic Distortion Measurement", IEICE
Trans. on Fundamentals, vol. 94-A, no. 2, pp. 813-816, 2011/02/01.
|
2008 |
- H. Murai, Y. Tsuyuguchi, Y. Kajikawa, Y. Nomura, "Proposal of a
Noise Reduction Method Using DFE and Threshold-based Decision for
Nondirected Non-LOS Link Optical Wireless Communications", The
Transactions of the Institute of Electronics, Information and
Communication Engineers B, Vol. J91-A, No. 11, pp.1522-1527, 2008/11/01.
- R. Nakao, Y. Kajikawa, Y. Nomura, "An Estimation Method of
Parameters for Closed-box Loudspeaker System", IEICE Trans. on
Fundamentals, Vol. EA91-A, No. 10, pp. 3006-3013, 2008/10/01.
- S. Ohta, Y. Kajikawa, Y. Nomura, "Acoustic Echo Cancellation
Using Sub-Adaptive Filter", IEICE Trans. on Fundamentals, Vol. EA91-A,
No. 4, pp. 1155-1161, 2008/04/01.
- K. Tsukamoto, Y. Kajikawa, Y. Nomura, "Sound Field Reproduction
System Using Simultaneous Perturbation Method", IEICE Trans. on
Fundamentals, Vol. EA91-A, No. 3, pp. 801-808, 2008/03/01.
- Y. Tokoro, Y. Kajikawa, Y. Nomura, "Introduction of an Updating
Algorithm Considering Frequency Characteristic of Secondary Path for
Active Noise Control System Using Simultaneous Perturbation Method", The
Transactions of the Institute of Electronics, Information and
Communication Engineers A, Vol. J91-A, No. 2, pp. 274-278, 2008/02/01.
|
2007 |
- T. Ashida, S. Konishi, H. Nakamura, Y. Kajikawa, Y. Nomura,
"Target Frequency Response for Design of Headphones", The Journal of the
Acoustical Society of Japan, Vol. 64, No. 1, pp. 16-26, 2007/12/25.
- H. Furuhashi, Y. Kajikawa, Y. Nomura, "Linearization of
Loudspeaker Systems Using a Subband Parallel Cascade Volterra Filter",
IEICE Trans. on Fundamentals, Vol. EA90-A, No. 8, pp. 1616-1619,
2007/08/01.
- Y. Tokoro, Y. Kajikawa, Y. Nomura, "Improvement of the Stability
and Cancellation Performance for the Active Noise Control System Using
the Simultaneous Perturbation Method", IEICE Trans. on Fundamentals,
Vol. EA90-A, No. 8, pp. 1555-1563, 2007/08/01.
|
2006 |
- K. Igata, Y. Kajikawa, Y. Nomura, "Acoustic Echo Cancellation
with Noise Suppressor for Updating Algorithm", The Transactions of the
Institute of Electronics, Information and Communication Engineers A,
Vol. J89-A, No. 12, pp. 1119-1129, 2006/12/01.
|
2005 |
- M. Kajiwara, Y. Kajikawa, Y. Nomura, "Construction of Acoustic
Design Support System for Compact Transducer", The Transactions of the
Institute of Electronics, Information and Communication Engineers A,
Vol. J88-A, No. 10, pp. 1100-1108, 2005/10/01.
- M. Ohtani, Y. Kajikawa, Y. Nomura, "Acoustic Echo Cancellation
with Sub-Adaptive Filter", The Transactions of the Institute of
Electronics, Information and Communication Engineers A, Vol. J88-A, No.
9, pp. 1013-1025, 2005/09/01.
- D. Kumatabara, Y. Kajikawa, Y. Nomura, "Low Computational
Complexity Realization of Compensation Method for Harmonic Distortions",
The Transactions of the Institute of Electronics, Information and
Communication Engineers A, Vol. J88-A, No. 7, pp. 862-863, 2005/07/01.
|
2004 |
- T. Mori, T. Ainoya, Y. Kajikawa, Y. Nomura, "Realization of
Active Noise Control System Using Simultaneous Perturbation Method", The
Journal of the Acoustical Society of Japan, Vol. 60, No. 10, pp.
569-580, 2004/10/01.
- N. Yamamoto, Y. Kajikawa, Y. Nomura, "Relationship between
Frequency Response and Sound Quality of Headphone", The Journal of the
Acoustical Society of Japan, Vol. 60, No. 2, pp. 61-65, 2004/02/01.
|
2003 |
- J. Hamada, Y. Kajikawa, and Y. Nomura, "Development of a
Software Tool for Eliminating Nonlinear Distortion", Acoustical Science
and Technology, Vol. 24, No. 4, pp. 186-191, 2003/07/01.
- T. Ohtoshi, Y. Kajikawa, Y. Nomura, "Effectiveness of the Block
Length Control in the Frequency-Domain Summational Normalized Block LMS
Algorithm for Adaptive Volterra Filters", The Transactions of the
Institute of Electronics, Information and Communication Engineers A,
Vol. J86-A, No. 7, pp. 797-780, 2003/07/01.
- T. Nakatani, Y. Kajikawa, Y. Nomura, "An Automatic Design Method
for Compact Acoustic Systems by the Genetic Algorithm", The Transactions
of the Institute of Electronics, Information and Communication Engineers
A, Vol. J86-A, No. 6, pp. 611-619, 2003/06/01.
- S. Kinoshita, Y. Kajikawa, Y. Nomura, "Adaptive Volterra Filters
Using Multirate Signal Processing and Their Application to
Identification of Loudspeaker Systems", The Transactions of the
Institute of Electronics, Information and Communication Engineers A,
Vol. J86-A, No. 4, pp. 393-401, 2003/04/01.
- T. Mori, Y. Kajikawa, and Y. Nomura, "Frequency Domain Active
Noise Control Systems Using the Time Difference Simultaneous
Perturbation Method," IEICE Trans. on Funda-mentals, Vol. EA86-A, No. 4,
pp. 946-949, 2003/04/01.
- T. Mori, Y. Kajikawa, Y. Nomura, "An Active Noise Control System
Using Frequency Domain Simultaneous Perturbation Method with a Variable
Perturbation Magnitude", The Transactions of the Institute of
Electronics, Information and Communication Engineers A, Vol. J86-A, No.
2, pp. 101-110, 2003/02/01.
|
2002 |
- Y. Sugiyama, Y. Kajikawa, Y. Nomura, "An Improvement of the
Overall Online Modeling Method in Active Noise Control Systems", The
Transactions of the Institute of Electronics, Information and
Communication Engineers A, Vol. J85-A, No. 12, pp. 1478-1482,
2002/12/01.
- S. Kinoshita, Y. Kajikawa, Y. Nomura, "Aliasing Avoidance And
Reduction of Computational Complexity in Volterra Filters", The
Transactions of the Institute of Electronics, Information and
Communication Engineers A, Vol. J85-A, No. 1, pp. 10-16, 2002/01/01.
|
2001 |
- T. Ikezoe, Y. Kajikawa, Y. Nomura, "Music database retrieval
system with sensitivity words using music sensitivity space",
Transactions of Information Processing Society of Japan, Vol. 42, No.
12, pp. 3201-3212, 2001/12/15.
- Y. Kajikawa and Y. Nomura, "Frequency Domain Active Noise
Control System without a Secondary Path Model via Perturbation Method",
IEICE Trans. on Fundamentals, Vol. EA84-A, No. 12, pp. 3090-3098,
2001/12/01.
- M. Tsujikawa, Y. Kajikawa, Y. Nomura, "Identification of
Third-order Volterra Kernels by Frequency Response Method and Its
application to Loudspeaker Systems", The Transactions of the Institute
of Electronics, Information and Communication Engineers A, Vol. J84-A,
No. 11, pp. 1333-1345, 2001/11/01.
- Y. Kajikawa, K. Ashitaka, Y. Nomura, "Frequency-Domain Active
Noise Control System Using Optimal Step Sizes", The Transactions of the
Institute of Electronics, Information and Communication Engineers A,
Vol. J84-A, No. 7, pp. 883-892, Jul. 2001/07/01.
- Y. Hashimoto, Y. Kajikawa, Y. Nomura, "Impulse Noise Removal
Technique Considering Directional Difference of Image Signal", The
Transactions of the Institute of Electronics, Information and
Communication Engineers A, Vol. J84-A, No. 6, pp. 759-768, 2001/06/01.
- Y. Hashimoto, Y. Kajikawa, Y. Nomura, "Removal of Impulse Noise
Using Impulse Noise Position Information by High Performance Impulse
Detector", The Transactions of the Institute of Electronics, Information
and Communication Engineers A, Vol. J84-A, No. 1, pp. 1-12, 2001/01/01.
|
2000 |
- Y. Hashimoto, Y. Kajikawa, Y. Nomura, "Directional
Difference-Based Switching Median Filters", The Transactions of the
Institute of Electronics, Information and Communication Engineers A,
Vol. J83-A, No. 10, pp. 1131-1140, 2000/10/01.
- M. Tsujikawa, N. Shiozaki, Y. Kajikawa, Y. Nomura,
"Identification of Loudspeaker Systems Using Frequency Response Method",
The Journal of the Acoustical Society of Japan, Vol. 56, No. 6, pp.
384-395, 2000/06/01.
- Y. Hashimoto, Y. Kajikawa, Y. Nomura, "Directional Difference
Filter: Its Effectiveness in the Post-Processing of Noise Detectors",
The Transactions of the Institute of Electronics, Information and
Communication Engineers A, Vol. J83-A, No. 4, pp. 361-369, 2000/04/01.
- K. Yanasaka, F. Seki, Y. Kajikawa, Y. Nomura, "Neural Filters
Considering Power Variations of Input Signal", The Transactions of the
Institute of Electronics, Information and Communication Engineers A,
Vol. J83-A, No. 3, pp. 253-262, 2000/03/01.
|
1999 |
- Y. Takahama, Y. Kajikawa, Y. Nomura, "A Formulation of the
Convergence Property for the Second-Order Adaptive Volterra Filter Using
NLMS Algorithm", The Transactions of the Institute of Electronics,
Information and Communication Engineers A, Vol. J82-A, No. 7, pp.
944-953, 1999/07/01.
- Y. Kajikawa, Y. Nomura, "Convergece Condition of the
Simultaneous Perturbation Optimization method applied to adaptive
filters", The Transactions of the Institute of Electronics, Information
and Communication Engineers A, Vol. J82-A, No. 6, pp. 792-799,
1999/06/01.
- Y. Kajikawa, "Adaptive Volterra Filter:Its
Present and Future", The Transactions of the Institute of Electronics,
Information and Communication Engineers A, Vol. J82-A, No. 6, pp.
759-768, 1999/06/01.
- T. Sakamoto, Y. Kajikawa, Y. Nomura, "Classification of Group
According to Tune's Impression Using Nonlinear Distirction Analysis in
the Music Sensibility Space", Transactions of Information Processing
Society of Japan, Vol. 40, No. 4, pp. 1901-1909, 1999/04/15.
- Y. Kajikawa, Y. Nomura, "An Active Noise Control System without
Secondary Path Model", The Transactions of the Institute of Electronics,
Information and Communication Engineers A, Vol. J82-A, No. 2, pp.
209-217, 1999/02/01.
- Y. Kajikawa, Y. Nomura, "An Online Design Method of Nonlinear
Inverse System by Adaptive Volterra Filter", The Transactions of the
Institute of Electronics, Information and Communication Engineers A,
Vol. J82-A, No. 1, pp. 1-10, 1999/01/01.
|
1998 |
- Y. Kajikawa, K. Demoto, Y. Nomura, "An Analysis of the
Convergence Property of Active Noise Control System Using Augmented
Error", The Transaction of the Institute of Electronics, Information and
Communication Engineers A, Vol. J81-A, No. 6, pp. 942-952, 1998/06/01.
|
1997 |
- J. Yabuki, Y. Kajikawa, Y. Nomura, "A Derivation of the Stable
Condition for the Filtered-x LMS Algorithm in the Case where C Filter
has Modeling Error", The Transactions of the Institute of Electronics,
Information and Communication Engineers A, Vol. J80-A, No. 11, pp.
1868-1876, 1997/11/01.
- Y. Takahama, Y. Kajikawa, Y. Nomura, "The Convergence and
Stability Conditions of the NLMS Algorithm for the Adaptive Volterra
Filter", The Transactions of the Institute of Electronic, Information
and Communication Engineers A, Vol. J80-A, No. 7, pp. 1201-1204,
1997/07/01.
- Y. Kajikawa, Y. Nomura, J. Ohga, "A Determination Method of the
Sizes of Telephone-Hardset from the Corresponding Acoustic Parameters
with Neural Network", The Journal of the Acoustical Society of Japan,
Vol. 53, No. 4, pp. 277-284, 1997/04/01.
|
1996 |
- Y. Kajikawa, Y. Nomura, "A Design for Nonlinear Inverse System by
the Adaptive Volterra Filter", The Transactions of the Institute of
Electronics, Information and Communication Engineers A, Vol. J79-A, No
11, pp. 1808-1816, 1996/11/01.
- T. Ishikawa, K. Nakajima, Y.Kajikawa, Y. Nomura, "A
Consideration on Elimination of Nonlinear Distortion of the Loudspeaker
System by Using Digital Volterra Fiter", The Transaction of the
Institute of Electronics, Information and Communication Engineers A, Vol.
J79-A, No. 7, pp. 1236-1243, 1996/07/01.
- Y. Kajikawa, Y. Nomura, J. Ohga, "An Automatic Design Method for
the Acoustic Parameters of Telephone-Handsets Reducing the Effects of
Leak by Monte Carlo Method", IEICE Trans. Fundamentals, Vol. E79-A, No.
6, pp. 825-835, 1996/06/01.
- Y. Kajikawa, Y. Nomura, J. Ohga, "An Automatic Design Method for
the Telephone-Handsets by the Neural Natwork", The Transaction of the
Institute of Electronics, Information and Communication Engineers A, Vol.
J79-A, No. 4, pp. 837-844, 1996/04/01.
|
1995 |
- Y. Kajikawa, Y. Nomura, J. Ohga, "Possibility of Reducing an
Effect of Leak by an Automatic Design of Telephone-Handset Using
Nonlinear Optimization Method", The Journal of the Acoustical Society of
Japan, Vol. 51, No. 5, pp.349 -357, 1995/05/01.
|
1994 |
- Y. Kajikawa, Y. Nomura, J. Ohga, "An Estimation of Acoustic
Parameters of Piezo-Electric Telephone by Monte Carlo Method", The
Transactions of the Institute of Electronics, Information and
Communication Engineers A , Vol. J78-A, No.1, pp. 1-11, 1995/01/01.
|