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- A Hardware Efficient VLSI Architecture for FFT Processor in OFDM Systems
- This paper presents a hardware efficient FFT implementation architecture using a novel data access scheme for OFDM applications. By conversion of digit-reversed to bit-reversed order addressing, continuous flow FFT processing can be achieved using 2 N-word memories by alternation between natural order and bit-reversed order addressing. An in-place multi-bank memory...
- Tags: Memory, Order, Hardware, VLSI, OFDM, Wireless
- White papers 2005-07-30
- An Efficient Circulant MIMO Equalizer for CDMA Downlink: Algorithm and VLSI Architecture
- Wireless communication is experiencing radical advancement to support broadband multimedia services and ubiquitous networking via mobile devices. MIMO Multiple Input Multiple Output technology using multiple antennas at both the transmitter and receiver has emerged as one of the most significant technical breakthroughs for throughput enhancement. This paper presents an efficient...
- Tags: Algorithm, Rice University, CDMA, Wireless Communication, MIMO, VLSI
- White papers 2005-06-05
- Hermitian Optimization and Scalable VLSI Architecture for Circulant Approximated MIMO Equalizer in CDMA Downlink
- The growing demands for broadband multimedia services, ubiquitous networking via mobile devices push the development of advanced modem technology. Multiple Input Multiple Output MIMO technology using multiple antennas at both the transmitter and receiver has recently emerged as one of the most significant technical breakthroughs in modern communications. On the...
- Tags: Multimedia, Rice University, Optimization, CDMA, MIMO, VLSI, Modems, Cellular Phones, Semiconductors, Hardware, Components, Consumer Electronics, Personal Technology
- White papers 2005-06-06
- Digital VLSI OFDM Transceiver Architecture for Wireless SoC Design
- This paper presents the VLSI architecture of an OFDM baseband transceiver for wireless communications. The open-/closed-loop carrier recovery achieves the stepping frequency acquisition for high-band RF systems, and the proposed timing recovery cooperated with the self-correcting interpolation realizes an OFDM baseband digital IP design. Hardware sharing and power-of-2 coefficients fulfill...
- Tags: Transceiver, VLSI, OFDM, Semiconductors, Wireless, Hardware
- White papers 2005-01-11
Additional Resources
- New Network Setup
- Hi All,can any body suggest workstations for VLSI designing with minimum of 2 gb ram,dual core processor and should support redhatws 4 or later?and i am also looking for how to setup a vpn for our company and there security constarints.the problem is we have a hetrogeneous network with...
- Tags: Semiconductors, pavan.n21@...
- Discussion threads 2007-07-02
- Semi-Oblivious Routing: Lower Bounds
- This paper initiates the study of semi-oblivious routing; a relaxation of oblivious routing which is first introduced by Racke and led to many subsequent improvements and applications. In semi-oblivious routing like oblivious routing, the algorithm should select only a polynomial number of paths between the source and the sink of...
- Tags: Cornell University, Sink, Engineering, Semiconductors, Hardware
- White papers 2008-01-01
- OwlVision GDSII Viewer (zip)
- OwlVision GDSII Viewer is used for viewing VLSI layout which is in GDSII/GDS2/GDS Stream format. It is implemented in Java programming language. Virtually, the program can be run on all of the platforms. Both GDSII to ASCII and ASCII to GDSII translators are built into this GDSII Viewer. You do...
- Tags: ASCII, Layout, OwlVision GDSII Viewer, Viewer Function
- Software downloads 2006-06-05
- Untimed-C Based SoC Architecture Design Space Exploration for 3G and Beyond Wireless Systems
- MIMO Multiple Input Multiple Output technology using multiple antennas at both the transmitter and receiver sides is leading to MIMO-CDMA, MIMO-OFDM etc. as enabling techniques in future 3G and beyond wireless systems. Wireless communication is entering a new era to provide broadband multimedia services and ubiquitous networking via mobile devices....
- Tags: Wireless Communication, 3G, Wireless, Wi-Fi, Cellular Phones, Consumer Electronics, Personal Technology
- White papers 2004-12-24
- Adaptive Sensing and Image Processing With a General-Purpose Pixel-Parallel Sensor/Processor Array Integrated Circuit
- In this paper, a pixel-parallel image sensor/processor architecture with a fine-grain massively parallel SIMD analogue processor array is overviewed and the latest VLSI implementation, SCAMP-3 vision chip, comprising 128 × 128 array, fabricated in a 0.35µm CMOS technology, is presented. Examples of real-time image-processing executed on the chip are shown....
- Tags: Integrated Circuit, Vision, IEEE, Image Processing, Chip, Semiconductors, Strategy, Network Technology, Hardware, Management, Networking
- White papers 2006-09-01
- A 10000 Fps CMOS Sensor With Massively Parallel Image Processing
- A high speed analog VLSI image acquisition and pre-processing system has been designed and fabricated in a 0.35 µm standard CMOS process. The chip features a massively parallel architecture enabling the computation of programmable low-level image processing in each pixel. Extraction of spatial gradients and convolutions such as Sobel or...
- Tags: Gradient, Pixel, CMOS, Sensor, IEEE, Image Processing, Retina, Memory, Semiconductors, Hardware, Components
- White papers 2007-12-01
- Reconciling Principle and Practice in a LAN Course: A Simulation and Lab Mixed Approach
- Teaching Local Area Network LAN may need a balance between LAN principle and LAN practice. The important principles of LAN are mostly embedded in the PHYsical PHY layer and the MAC layer. MAC and PHY protocols are integrated in VLSI chips and are not accessible to ordinary users. Without a...
- Tags: Network, LANs, Network Technology, Networking
- White papers 2006-03-28
- High-Resolution Ultrawideband SAR Based on OFDM Architecture
- This white paper addresses the proposal of research aimed at the development of detailed model-based description of high-resolution potentially jamming-resistant portable Synthetic Aperture Radar SAR system with rapid radar image transmission capabilities for complete battle-scene reconstruction. High resolution of obtained imagery and resistivity to certain types of jamming will be...
- Tags: UWB, High-resolution, Transceiver, OFDM, Ultrawideband (UWB), Wireless
- White papers 2006-08-22
- Statistical Static Timing Analysis Technology
- With CMOS technology scaling down to the nanometer realm, process variations have been increased. In particular, the increase of delay variations has seriously affected the design periods and timing yields. To estimate more accurately these delay variations, Statistical Static Timing Analysis SSTA, which considers delay variations statistically, has been proposed....
- Tags: Fujitsu Ltd., Variation, Analysis, Statistical Static Timing Analysis, ASICs, Semiconductors, Hardware
- White papers 2007-10-01
- (Photos: Meet the robo-pigeon)
- Cyber-implants anyone?This should serve as a warning to anyone in who might consider having computer interfaces surgically implanted into their brains, a common trope in today's science fiction. I mean otherwise this might be a neat idea, but you never know what might be sneaked in alongside it.If such implants...
- Tags: photograph, ralphclark
- Discussion threads 2007-03-03
- Fast and Scalable Pattern Matching for Network Intrusion Detection Systems
- High-speed packet content inspection and filtering devices rely on a fast multi-pattern matching algorithm which is used to detect predefined keywords or signatures in the packets. Multi-pattern matching is known to require intensive memory accesses and is often a performance bottleneck. Hence specialized hardware-accelerated algorithms are required for line-speed packet...
- Tags: Algorithm, Network Intrusion Detection System, Network, Memory, Intrusion Detection System, Engineering, Flash Memory, Content Management, Enterprise Software, Software
- White papers 2008-01-01
- NEURAL NETS AND PROCESSING
- What is the future of neural nets and processing? As processing capacity increases and the cost drops will it be possible that a simple home computer have 100's if not 1000's of processors? How will they be organized? I believe that VLSI styled chips will be complete processing units modelled...
- Tags: computing, FluxIt, GeoBub, knowledge, MrMiami, Neural, processor, Quantum Computing, Quantum Corp.
- Discussion threads 2004-11-20
- Dell D600 motherboard dead, Ac adapter dies when plugged in.
- I have a Dell D600 and a few other motherboards that when I plug the ac adapter in the ac adapter dies then you have to unplug it to get it to reset. What Im looking for is what part on the motherboard is bad when this happens?? Also if...
- Tags: computer-solutions@..., Dell Computer Corp., motherboard
- Discussion threads 2007-07-03
- IDE Ports Kill HDD Power
- IDE Ports Kill HDD PowerAfter 22 years working on these things, I have just ran into something I have never seen before. I have an emachine that one day was working fine and after shutting down it wouldn't come back up. I first thought it was the hard...
- Tags: BIOS, board, hard drive, hardware, IDE, IDE PORT, motherboard, power supply, TxTopgun
- Discussion threads 2004-11-16
- Refresh your ATX motherboard knowledge
- What do you know about modern motherboards? A lot has changed in the last few years with Pentium 4 and AMD processors. Here's a refresher course on common ATX motherboard features, CPU configurations, and identifying them without opening your PC's case.Motherboards are the PC's backbone, but how much do you...
- Tags: Processors, knowledge, motherboard, ATX motherboard knowledge, CPU, Socket 5, Socket 7, processor
- Technical articles 2001-09-27
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