Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Chih-Wei Liu"'
Publikováno v:
IEEE/ACM Transactions on Audio, Speech, and Language Processing. 24:1380-1392
Recently, emerging mobile computing requires the high integration of hearing aids into a single system-on-chip. Modern hearing aid systems include a frequency decomposer, noise reduction, feedback cancellation, auditory compensation, and intelligent
Publikováno v:
Integration. 48:230-238
The main contribution of this study is the development of an area-/energy-efficient cascaded direct-truncation (DT) datapath with the so-called static floating-point (SFP) arithmetic to realize a low-delay analysis filter bank (AFB) for digital heari
Publikováno v:
IEEE Transactions on Circuits and Systems I: Regular Papers. 60:638-649
The ANSI S1.11 1/3-octave filter bank is suitable for digital hearing aids, but its large group delay and high computational complexity complicate matters considerably. This study presents a 10-ms 18-band quasi-ANSI S1.11 1/3-octave filter bank for p
Publikováno v:
IEEE Transactions on Circuits and Systems I: Regular Papers. 57:1684-1696
Due to well matching the frequency characteristics of human ears, ANSI S1.11 1/3-octave filter bank is popular in acoustic applications, such as acoustic analyzers and equalizers. It is also desirable in hearing aids because the famous hearing aid pr
Publikováno v:
ISCAS
This paper presents a low-power hearing aid chip which operates under near-threshold voltage region to minimize energy consumption. The proposed variable-latency design technique compensates the performance degradation under ultra-low voltage, while
Publikováno v:
ISCAS
This paper presents a power-efficient computing platform for hearing aids. The proposed platform composes four heterogeneous processing elements. Each processing element includes one tiny RISC processor and several power-efficient hardwired accelerat
Publikováno v:
VLSI-DAT
The ANSI S1.11 1/3-octave filter bank is popular in many acoustic applications because it matches the human hearing characteristics. However, the long group delay and the high computational complexity limit the usage in hearing aids. A Quasi-ANSI S1.
Autor:
Yi FanJiang, Cheng-Chun Tsai, Shyh-Jye Jou, Yu-Ting Kuo, Jihi-Yu Lin, Tian-Sheuan Chang, Chih-Wei Liu, Ming-Hsien Tu, Cheng-Wen Wei, Kuo-Chiang Chang
Publikováno v:
2010 IEEE Asian Solid-State Circuits Conference.
This paper presents a digital hearing aid chip designed for Mandarin user to enhance speech quality and intelligibility. The hearing aid consists of an 18 subbands analysis and synthesis filter bank, insertion gain stage, and three channels wide dyna
Publikováno v:
2008 International Conference on Signals and Electronic Systems.
This paper presents a low-power filter bank design for digital hearing aids, which is compliant with the ANSI S1.11 standard. A multi-rate filtering algorithm and its coefficient design method are proposed, which reduce 94% multiplications. The power
Publikováno v:
IEEE Transactions on Circuits & Systems. Part I: Regular Papers; Jul2010, Vol. 57 Issue 7, p1684-1696, 13p