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Browsing by Author "Sotudeh, R."
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Floating-Point Matrix Product on FPGA
Bensaali, F.; Amira, A.; Sotudeh, R. (Institute of Electrical and Electronics Engineers (IEEE), 2007) -
FPGA based intelligent co-operative processor in memory architecture
Ahmad, Z.; Sotudeh, R.; Akbar Hussain, D.M.; Shahab-ud-din, Missing (IAENG, International Association of Engineers, 2011-01-01)In a continuing effort to improve computer system performance, Processor-In-Memory (PIM) architecture has emerged as an alternative solution. PIM architecture incorporates computational units and control logic directly on ... -
A general framework for efficient FPGA implementation of matrix product
Bensaali, F.; Amira, A.; Sotudeh, R. (2007)High performance systems are required by the developers for fast processing of computationally intensive applications. Reconfigurable hardware devices in the form of Filed-Programmable Gate Arrays (FPGAs) have been proposed ... -
High power GTO AC/DC current source converter with minimum switching frequency and maximum power factor
Xiao, Y.; Wu, B.; De Winter, F.A.; Sotudeh, R. (Institute of Electrical and Electronics Engineers (IEEE), 1996)This paper presents a unique PWM switching pattern and a novel power factor control scheme for high power GTO ac/dc converters. This switching pattern has a switching frequency of 360Hz, which is the lowest possible frequency ... -
Improved multimedia server I/O subsystems
Weeks, M.; Batatia, H.; Sotudeh, R. (Institute of Electrical and Electronics Engineers (IEEE), 1998)The main function of a continuous media server is to concurrently stream data from storage to multiple clients over a network. The resulting streams will congest the host CPU bus, reducing access to the system's main memory, ... -
An improved three-step search block-matching algorithm for low bit-rate video coding applications
Xu, D.; Bailey, C.; Sotudeh, R. (Institute of Electrical and Electronics Engineers (IEEE), 1998) -
Intelligent co-operative PIM architecture for image analysis and pattern recognition
Ahmed, Z.; Sotudeh, R.; Hussain, D.M.A. (IAENG, International Association of Engineers, 2010)Computer memory systems are increasingly a bottleneck limiting application performance. Processor-In-Memory (PIM) architectures, which capitalize on merging the processing unit with its memory unit on the same chip [1], ... -
Intelligent co-operative processor-in-memory
Sotudeh, R.; Ahmad, Z.; Bensaali, F. (2007)Advances in VLSI technology are enabling the processor-memory integration to bridge the processor-memory performance gap. It is also a key driver in the innovation of a new concept called Processor-In-Memory (PIM). The ... -
Memory management in output-buffering packet-switch design
Xu, J.; Sotudeh, R. (Institute of Electrical and Electronics Engineers (IEEE), 2005)The most pressing problem in design of a synchronous buffer-memory system in high-speed packet switches is memory bandwidth. If there are multiple packets heading for the same buffer while the buffer cannot consume them ... -
Modeling of neon tube powered by high frequency converters
Lu, S.; Cheng, Z.; Wu, B.; Sotudeh, R. (Institute of Electrical and Electronics Engineers (IEEE), 2002)This paper presents a dynamic model for neon tubes. The model is derived from conventional Cassie's and Mayr's equations which are often used to model low-voltage and high-current arc discharges, such as electrical arcs ... -
A multilevel buck converter based rectifier with sinusoidal inputs and unity power factor for medium voltage (4160-7200 V) applications
Zhang, M.L.; Wu, B.; Xiao, Y.; De Winter, F.A.; Sotudeh, R. (2002)A novel rectifier topology for high power (0.5 to 10 MVA) current source based ac motor drives is proposed. This rectifier is composed of a multi-winding transformer, a multi-level diode rectifier and a modified multi-level ... -
New line-interactive UPS system with DSP-based active power-line conditioning
Cheung, R.; Cheng, L.; Yu, P.; Sotudeh, R. (Institute of Electrical and Electronics Engineers (IEEE), 1996) -
New transformation for efficient DSP control of active power-line conditioners
Cheng, L.; Cheung, R.; Sotudeh, R. (1996) -
New transformation for efficient DSP control of active power-line conditioners
Cheng, L.; Cheung, R.; Sotudeh, R. (Institute of Electrical and Electronics Engineers (IEEE), 1996) -
A novel fast inter mode decision algorithm based on statistic and adaptive adjustment for H.264/AVC
Zhan, B.; Hou, B.; Sotudeh, R. (Institute of Electrical and Electronics Engineers (IEEE), 2007)The advanced video coding (AVC) standard H.264 achieves better video compression performance compared with the previous standards, and one of major features is variable block sizes based mode decision (MD). However, the ... -
A novel power factor control scheme for high-power GTO current-source converter
Xiao, Y.; Wu, B.; Rizzo, S.C.; Sotudeh, R. (1998)A novel power factor control scheme for high-power gate-turn-off thyristor current-source converters is proposed in this paper. Using both feedforward and feedback control techniques, the proposed scheme guarantees that ... -
Pre-processing speech signals in FPGAs
Xu, J.; Ariyaeeinia, A.; Sotudeh, R.; Ahmad, Z. (Institute of Electrical and Electronics Engineers (IEEE), 2005)Algorithms are traditionally developed on off-the-shelf digital signal processors. Recent silicon technology advance has made FPGAs feasible as an alternative solution. However, most of signal processing work in the past ... -
Real-time digital video multiplexer synchronisation implementation with CPLD
Herbland, A.; Sotudeh, R. (Institute of Electrical and Electronics Engineers (IEEE), 2003)Many video applications in security areas such as close circuit television (CCTV) require multiple video channels which must be multiplexed into a single video streanm. The industry can only afford to have a few frames or ... -
Single-bit feedback and limited acceleration mechanism in ATM networks
Liu, H.; Song, E.; Sotudeh, R. (1997)This paper presents a new feedback congestion control mechanism for the flow control in ATM networks. This new mechanism operates based on a statistical feedback scheme. By limiting cell transmission accelerations, the new ... -
Single-bit feedback and limited acceleration mechanism in ATM networks
Liu, H.; Song, E.; Sotudeh, R. (Institute of Electrical and Electronics Engineers (IEEE), 1997)This paper presents a new feedback congestion control mechanism for the flow control in ATM networks. This new mechanism operates based on a statistical feedback scheme. By limiting cell transmission accelerations, the new ...