Get the skinny on OFDM, MIMO
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2008-05-16 |
| This article focuses on OFDMA and MIMO in the context of a software-defined (flexible) architecture, describing how to implement the core DSP algorithm of OFDMA and the novel variant used by LTE for the uplink, then briefly discussing the use of MIMO for both WiMAX and LTE |
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| Using multi-key radix PATRICIA fast search
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2007-06-03 |
| Here's a follow-up to an article about enhancing a fundamental storage algorithm for faster search |
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| Testing 802.11n systems: Video test results
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2007-08-16 |
| The video prioritization algorithm in the D-Link router is very effective, allocating 100% more bandwidth to video traffic than to background traffic over a variety of physical layer conditions |
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| FPGAs accelerate algorithms in hardware
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2004-02-02 |
| When you're trying to get the best performance out of your algorithm and you're out of software tricks, try acceleration through hardware/software repartitioning. FPGAs provide everything you need to speed up your algorithms. Altera's Lara Simsic shows you how |
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| Generate stepper-motor speed profiles in real time
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2005-01-03 |
| A new algorithm for stepper-motor acceleration allows speed profiles to be parameterised and calculated in real time. This algorithm can run on a low-end microcontroller using only simple fixed-point arithmetic operations and no data tables. It develops an accurate approximation for the timing of a linear ramp with constant acceleration and deceleration |
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| Robust controller design using multi-objective optimisation
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2008-03-10 |
| The powerful SQP algorithm such as implemented in MATLAB will speed your DC/DC designs |
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| HEADLINE: Robust controller design using multi-objective optimisation
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2008-03-10 |
| The powerful SQP algorithm such as implemented in MATLAB will speed your DC/DC designs |
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| Video encoding for H.264 surveillance
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2009-03-05 |
| Know the architectural advantages of FPGAs for low-cost, yet high-performance video processing applications. |
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| Fixed-point math in C
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2001-04-01 |
| Floating-point arithmetic can be expensive if you're using an integer-only processor. But floating-point values can be manipulated as integers, asa less expensive alternative. |
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| Integrating and evaluating speech algorithms
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2007-04-06 |
| Maintaining the proper level of performance is the key to integrating speech algorithms |
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| Ease signal processing and communications systems design
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2011-05-13 |
| Find out the recent advancements that streamline, integrate, and automate many critical steps in the design of complex signal processing and communications systems. |
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| Reduce motor size, power use with field-oriented control
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2006-09-23 |
| Field oriented control allows designers to properly size motors and drives, lowering cost and resulting in overall system efficiency. |
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| Evaluating speech algorithms
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2007-08-15 |
| This article from MindTree Consulting shows how you can evaluate speech processing algorithms specifically for communication systems. |
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| Think optimal algorithms, data structure designs
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2010-01-22 |
| Optimisation of applications should not be a final step in project development, but rather an ongoing design philosophy that begins from the planning stages all the way through completion. |
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| Reduce motor size, power use with field-oriented control
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2006-09-23 |
| Field oriented control allows designers to properly size motors and drives, lowering cost and resulting in overall system efficiency. |
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| Modelling dynamic systems
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2000-08-02 |
| To develop a simulation of a complex dynamic system, you must first develop mathematical models of major system components, as well as of any significant interactions between the system and its operational environment. Here's an introduction to the development of mathematical models of dynamic systems. |
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| Biomorphics tech takes on electronic consumer market
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2001-02-01 |
| This technology news article describes the penetration of robotics in the field of consumer electronics, particularly children's toys. |
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| Position location strategies, applications (Part 2)
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2011-11-04 |
| The second instalment of this series focuses on ad hoc and sensor network scenarios. |
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| Mobile video: ARM vs. DSP vs. hardware
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2008-09-18 |
| This article compares fixed-function hardware, DSPs and RISC processors for video on handsets. It examines power area, flexibility and other issues. |
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| Multi-target modelling reduces ECU software costs
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2006-10-12 |
| Here are techniques, tools, and benefits of a multi-target modelling approach to develop power train ECUs. |
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| Back to the language roots
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2005-01-02 |
| It's not time for the revolution yet. Traditional hardware-description languages have specific features that make them superior to software programming languages; although SystemC has its place in the hardware-design process, it still can't compete with Verilog and VHDL. |
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| Wireless sensors streamline data
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2004-04-16 |
| Wireless sensors streamline data |
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| Graphical tools speed design, prototyping, and deployment
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2006-12-06 |
| Graphical system design is a revolutionary approach that blends graphical programming and commercial off-the-shelf hardware. It uses a single environment from initial design to final deployment for multiple benefits. |
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| Designing improved DC/DC regulator using FPGA
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2011-11-18 |
| The availability of affordable low-powered FPGAs coupled with analogue-to-digital converters allows the FPGA to replace the traditional analogue approach. |
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| Grasping the significance of solar inverters
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2011-09-01 |
| Learn about the role of inverters in the current solar market and the development of future energy-harvesting systems. |
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| Design implantable antenna for medical devices
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2009-06-29 |
| Know the challenges of designing an implantable antenna for the Medical Implant Communication Service band. |
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| NAND flash preps for 4 bits per cell
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2007-10-29 |
| Adoption of MLC technology for NAND flash has been a crucial factor in achieving bit growth of NAND flash devices. |
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| Doing Hartley smartly
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2000-09-03 |
| Think the fast Fourier transform is fast enough? Think again. Meet the fast Hartley transform. |
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| Fundamentals of core-based FPGA design (Part 1)
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2011-08-22 |
| The first instalment of this series provides an overview of FPGA processor core types—firm, hard and soft—and the pros and cons that need to be evaluated in the context of an embedded system's requirements. |
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| Employ object-oriented MATLAB for DSP
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2009-02-20 |
| Know the object-oriented programming features of MATLAB and how they can be leveraged for DSP development. |
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Strange modes of transport and other "stuff"
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