Publications

  • Research publications
  • Registered Patents

Research papers (Written in English only)

  1. Y. Kamamoto, N. Harada, and T. Moriya, ``Multichannel Linear Prediction Method Compliant with the MPEG-4 ALS,'' IEICE Trans. Fundamentals, Vol.E91-A, No.3, pp. 756-762, 2008.
  2. N. Harada, Hendry, H. Sabirin, M. Kim, Y. Kamamoto, T. Moriya, ``Archive and Preservation of Media Contents using MPEG-A,'' IEEE Multimedia (Magazine), vol. 17, no. 4, pp. 94-98, Oct.-Dec. 2010.
  3. Y. Kamamoto, T. Moriya, and N. Harada, ``Low-complexity PARCOR coder designed for entropy coding of prediction residuals,'' Acoustical Science and Technology (ACOUSTICAL LETTERS), Vol.33, No.4, pp.262-265, 2012.
  4. Y. Kamamoto, T. Moriya, N. Harada, and Y. Hiwasaki, ``Low-complexity PARCOR coefficient quantization and prediction order estimation designed for entropy coding of prediction residuals,'' Acoustical Science and Technology, Vol.34, No.2, pp.105-112, 2013.
  5. R. Sugiura, Y. Kamamoto, N. Harada, H. Kameoka, T. Moriya, ``Resolution Warped Spectral Representation for Low-Delay and Low-Bit-Rate Audio Coder,'' IEEE Trans. Audio, Speech and Language Processing. Vol.23, Issue 2, pp.288-299, February 2015.
  6. R. Sugiura, Y. Kamamoto, N. Harada, H. Kameoka, T. Moriya, ``Optimal Coding of Generalized-Gaussian-distributed Frequency Spectra by Isomorphic Method to LPC for Low-delay Audio Coder,'' IEEE Trans. Audio, Speech and Language Processing. Vol.23, Issue 8, pp. 1309--1321, 2015.
  7. G. Pablo-Nava, H. D. Nguyen, Y. Kamamoto, T. G. Sato, Y. Shiraki, N. Harada, T. Moriya, ``A High-Speed Camera-Based Approach to Massive Sound Sensing With Optical Wireless Acoustic Sensors,'' IEEE Trans. Computational Imaging. Vol.1, Issue 2, pp. 126--139, 2015.
  8. G. Pablo-Nava, H. D. Nguyen, Y. Hioka, Y. Kamamoto, T. G. Sato, Y. Shiraki, T. Moriya, ``GPU-based real-time beamforming for large arrays of optical wireless acoustic sensors,'' Acoustic Science and Technology. Vol.36, No.6, pp. 489--499, 2015.
  9. T. Moriya, R. Sugiura, Y. Kamamoto, H. Kameoka, N. Harada, ``Progress in LPC-based Frequency-domain Audio Coder,'' APSIPA Transactions on Signal and Information Processing, Volume 5, May 2016.
  10. R. Sugiura, Y. Kamamoto, N. Harada, T. Moriya, ``Optimal Golomb-Rice Code Extension for Lossless Coding of Low-Entropy Exponentially-Distributed Sources,'' IEEE Trans. Information Theory, Vol.64, Issue 4, pp. 3153--3161, 2018.

Technical papers (Written in English only)

  1. T. Moriya, N. Harada, and Y. Kamamoto, ``Scope of Research on High-quality Audio Signal Processing and Coding,'' NTT Technical Review, Vol.5, No.12, 2007.
  2. Y. Kamamoto, T. Moriya, N. Harada, and C. Kos, ``Enhancement of MPEG-4 ALS Lossless Audio Coding,'' NTT Technical Review, Vol.5, No.12, 2007.
  3. N. Harada, T. Moriya, and Y. Kamamoto, ``MPEG-4 ALS: Performance, Applications, and Related Standardization Activities,'' NTT Technical Review, Vol.5, No.12, 2007.
  4. Y. Kamamoto, N. Harada, T. Moriya, S. Kim, T. Yamaguchi, M. Ogawara, and T. Fujii, ``Multichannel Audio Transmission over IP Network by MPEG-4 ALS and Audio Rate Oriented Adaptive Bit-rate Video Codec,'' NTT Technical Review, Vol.11, No.7, 2013
  5. G. P. Nava, Y. Shiraki, H. D. Nguyen, Y. Kamamoto, T. G. Sato, N. Harada, T. Moriya, ``Capturing Sound by Light: Towards Massive Channel Audio Sensing via LEDs and Video Cameras,'' NTT Technical Review, Vol.12, No.11, November 2014.
  6. D. Mikami, Y. Kunita, Y. Kamamoto, S. Shimizu, K. Niwa, K. Kinoshita,``Audio-visual technology for enhancing sense of presence in watching sports events,'' NTT Technical Review. Vol.13, No.4, April 2015.
  7. Y. Kamamoto, T. Moriya, N. Harada,``Transmission of High-quality Sound via Networks Using Speech/Audio Codecs,'' NTT Technical Review. Vol.14, No.11, November 2016.

Registered Patents (As of 26th December 2018)

Japan: 131

 JP4156545, JP4332144, JP4348322, JP4374448, JP4461144, JP4469374,
JP4512028, JP4520922, JP4537942, JP4598877, JP4634969, JP4658852,
JP4658853, JP4676929, JP4691011, JP4691050, JP4691082, JP4714075,
JP4733552, JP4738260, JP4746532, JP4759064, JP4761251, JP4787889,
JP4825916, JP4834179, JP4838773, JP4838774, JP4848049, JP4852177,
JP4861360, JP4866484, JP4870635, JP4871420, JP4901880, JP4914245,
JP4918074, JP4918103, JP4918108, JP4963973, JP4964114, JP4971965,
JP4989095, JP5006772, JP5006773, JP5006774, JP5006990, JP5013293,
JP5057334, JP5087166, JP5166618, JP5173045, JP5228125, JP5236005,
JP5253518, JP5276334, JP5281485, JP5294603, JP5303074, JP5314771,
JP5320508, JP5337235, JP5395649, JP5442887, JP5466618, JP5486597,
JP5498598, JP5562332, JP5579932, JP5596800, JP5603484, JP5612698,
JP5613781, JP5627144, JP5635213, JP5663461, JP5694751, JP5714172,
JP5734519, JP5738480, JP5762636, JP5777502, JP5780686, JP5785903,
JP5786044, JP5789816, JP5800920, JP5815393, JP5840066, JP5840101,
JP5872034, JP5883960, JP5892515, JP5893153, JP5907487, JP5925146,
JP5945520, JP5978331, JP5982323, JP6053145, JP6053196, JP6095223,
JP6106571, JP6117359, JP6126026, JP6220610, JP6220701, JP6240716,
JP6250140, JP6259378, JP6261381, JP6270992, JP6270993, JP6276845,
JP6276846, JP6283620, JP6301452, JP6305958, JP6322338, JP6340140,
JP6353349, JP6367748, JP6387117, JP6392450, JP6411274, JP6411509,
JP6412993, JP6416363, JP6422813, JP6423065, JP6443841

USA: 20

 US7733973, US7929600, US7970605, US8068042, US8160870, US8341197,
US8502708, US8558724, US8576910, US8576927, US8653991, US8665945,
US8902997, US8909521, US8997043, US9230554, US9552821, US9838700,
US10056088, US10147443

EU: 7

 EP1764923, EP1780705, EP1837997, EP2200023, EP2290824, EP2523189, EP2650878,

China: 20

 CN1961486, CN1977309, CN101091317, CN101589372, CN101807403, CN101919164,
CN101996637, CN102171752, CN102282770, CN102239640, CN102341844, CN102422540,
CN102449689, CN102449691, CN102687199, CN103329199, CN103370880, CN103460287,
CN104124982, CN104321813