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ISCAS
2005
IEEE
137views Hardware» more  ISCAS 2005»
14 years 3 months ago
Direct-digital synthesis using delta-sigma modulated signals
Abstract— A new technique that use of DSM signal in a common technique for dgitally synthesizing an arbitrary waveform, which is generally known as direct-digital synthesis (DDS)...
Yuichiro Orino, Minoru Kuribayashi Kurosawa, Takas...
ISCAS
2005
IEEE
129views Hardware» more  ISCAS 2005»
14 years 3 months ago
A reconfigurable architecture for scanning biosequence databases
—Unknown protein sequences are often compared to a set of known sequences (a database scan) to detect functional similarities. Even though efficient dynamic programming algorithm...
Timothy F. Oliver, Bertil Schmidt, Douglas L. Mask...
ISCAS
2005
IEEE
121views Hardware» more  ISCAS 2005»
14 years 3 months ago
On phase noise in quadrature cross-coupled oscillators
– A cross-coupled relaxation oscillator has two outputs of the same frequency, which are in quadrature. In this paper a comparative study of the phase noise in a cross-coupled re...
Luís Bica Oliveira, Ahmed Allam, Igor M. Fi...
ISCAS
2005
IEEE
140views Hardware» more  ISCAS 2005»
14 years 3 months ago
Low energy asynchronous architectures
: Asynchronous circuits are often presented as a means of achieving low power operation. We investigate their suitability for low-energy applications, where long battery life and d...
Ilya Obridko, Ran Ginosar
ISCAS
2005
IEEE
158views Hardware» more  ISCAS 2005»
14 years 3 months ago
Designing optimized pipelined global interconnects: algorithms and methodology impact
— As across-chip wire delays exceed a clock cycle, interconnect pipelining becomes essential. However, the arbitrary insertion of flip-flops can change the differentials of lat...
Vidyasagar Nookala, Sachin S. Sapatnekar
ISCAS
2005
IEEE
131views Hardware» more  ISCAS 2005»
14 years 3 months ago
Digitizing of UWB signals based on frequency channelization
Abstract - One of the primary challenges in the implementation of the UWB radio is the design of the analog-todigital converter (ADC). To relax the ADC requirements, the frequency ...
Won Namgoong, Lei Feng
ISCAS
2005
IEEE
154views Hardware» more  ISCAS 2005»
14 years 3 months ago
Analog CMOS implementation of a neuromorphic oscillator with current-mode low-pass filters
We propose an analog current-mode subthreshold CMOS circuit implementing a neuromorphic oscillator. Our circuit is based on the half-center oscillator model proposed by Matsuoka, ...
Kazuki Nakada, Tetsuya Asai, Yoshihito Amemiya
ISCAS
2005
IEEE
103views Hardware» more  ISCAS 2005»
14 years 3 months ago
Hardware realization of panoramic camera with speaker-oriented face extraction for teleconferencing
— In this paper, a panoramic camera with speaker oriented face extraction function is proposed. For the face extraction, the Genetic Algorithm(GA) is implemented in a Field Prgra...
Yukinori Nagase, Takahiko Yamamoto, Takao Kawamura...
ISCAS
2005
IEEE
159views Hardware» more  ISCAS 2005»
14 years 3 months ago
A low power FPGA routing architecture
— Significant headway has been made in logic density and performance of FPGAs in the past decade. Power efficiency of FPGA architectures is arguably the next most important crite...
Somsubhra Mondal, Seda Ogrenci Memik
ISCAS
2005
IEEE
149views Hardware» more  ISCAS 2005»
14 years 3 months ago
Audio source separation by source localization with Hilbert spectrum
—This paper presents a technique to separate the audio signals from their binaural mixtures based on localizing the sources in the space of interaural differences. Two interaural...
M. Khademul Islam Molla, Keikichi Hirose, Nobuaki ...