Location History:
- Musashino, JP (2008 - 2009)
- Higashiyamato, JP (2009)
- Kodaira, JP (2010 - 2012)
- Tokyo, JP (2006 - 2021)
Company Filing History:
20 out of 5,289 
2 out of 27,375 
2 out of 16,453 
Years Active: 2006-2021
Title: The Ingenious Contributions of Yusuke Hiwasaki in Acoustic Signal Processing
Introduction: Yusuke Hiwasaki, a prominent inventor based in Tokyo, Japan, has made significant strides in the field of acoustic signal processing. With an impressive portfolio of 21 patents, Hiwasaki's innovative work focuses on encoding and decoding methods, paving the way for advancements in audio technology. This article delves into his latest patents, career highlights, and collaborations that have defined his professional journey.
Latest Patents: Hiwasaki's latest patents encompass an innovative encoding and decoding method alongside the development of an encoder, decoder, program, and recording medium. His encoding method involves dividing a frequency-domain sample sequence derived from an acoustic signal by a weighted envelope and subsequently by a gain. The result is quantized, leading to variable-length encoding of each sample. Notably, the error between the pre-quantized sample and the post-quantized output is quantified, retaining information through the variable-length encoding. This quantization follows specific rules based on the number of saved bits, determining which samples' errors are to be quantized. In decoding, the process entails interpreting variable-length codes from an input sequence to retrieve a frequency-domain sample sequence. An error signal is decoded according to the variable-length code's bit count, enabling the reconstruction of the original sample sequence through supplementary information.
Career Highlights: Throughout his career, Yusuke Hiwasaki has held pivotal roles in reputable companies such as Nippon Telegraph and Telephone Corporation and Matsushita Electric Industrial Co., Ltd. His contributions have been foundational in enhancing audio signal processing technologies and improving user experiences across various applications.
Collaborations: Hiwasaki's innovative spirit has been complemented by collaborations with esteemed colleagues, including Masahiro Fukui and Takehiro Moriya. Together, they have shared insights and expertise, pushing the boundaries of what is possible in the field of acoustics.
Conclusion: Yusuke Hiwasaki's inventive journey in acoustic signal processing showcases his dedication to improving technology through innovative patents. His latest work demonstrates a deep understanding of encoding and decoding methodologies, promising advancements in audio quality and efficiency. With a strong network of collaboration, Hiwasaki's influence on the industry is set to grow as he continues to pursue new frontiers in innovation.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.