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Featured Design Center |
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Sideloading--the next mobile handset frontier
Want them to use it? Sometimes winning isn't adding more bells and whistles, it's making the ones you have available. Design for usability--add sideloading capabilities to handsets.
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Baseband/Multimedia Processing
Sideloading--the next mobile handset frontier
Want them to use it? Sometimes winning isn't adding more bells and whistles, it's making the ones you have available. Design for usability--add sideloading capabilities to handsets.
Video-image processing with customizable DSP-FPGA platform
An alternative to ASIC, custom processing system, and PC-based video-image processing is a "custom off-the-shelf" platform incorporating DSP, FPGA, RAM, and Flash.
Android-based platforms--Four important tips for UI development
Android is available. What now? How do I maximize user experience by focusing on UI development? Here are four important tips.
See all Baseband/Multimedia Processing »
Batteries/Power Management
Follow guidelines to develop an efficient portable power solution
This article presents a generic power supply design for an embedded system and examines the function of each module in the design. It also provides guidelines for selection of topologies and components, thermal and packaging aspects, battery management.
Programmable logic use in handsets--The basics
Today a new generation of low-power FPGAs is enabling a new breed of handset designers to create handsets with features bounded only by imagination. Here's why.
Taking a closer look at Intel's Atom multicore processor architecture
How Intel achieved low power and high performance in its Atom IA processor by implementing an in-order pipeline, adding additional deep sleep states, supporting SIMD instructions and using efficient instruction decoding and scheduling.
See all Batteries/Power Management »
RF/Antenna Design
The math of DSP, part 5: Orthogonality
Part 5 explains the concept of orthogonality and introduces quadrature signals.
2028: Wireless is the new wired
One word leaps to mind when I think back twenty years to the embedded technology of 2008--wires.
How to avoid interference in earth station receivers
This article from Comsearch shows you how to estimate required separation distances to avoid interference from Part 90 3650"3700 MHz transmitters into C-Band Earth stations.
See all RF/Antenna Design »
Software and Security
Image capture and processing challenges--and solutions--in portable designs--Part III
This four-part series takes an in-depth look at the trends and design challenges of image acquisition and processing on cell phones and other hand-held platforms. This segment discusses software-enhanced optics.
Implementing secure digital data transfer in portable handheld embedded devices: Part 2
This three part tutorial provides an overview of the end hardware and software security requirements in an embedded device involved in secure digital data transfer and how to prevent a variety of possible attacks. Part 2: Security needs within the device.
Implementing secure digital data transfer in portable handheld embedded devices: Part 1
This three part tutorial provides an overview of the end hardware and software security requirements in an embedded device involved in secure digital data transfer and how to prevent a variety of possible attacks. Part 1: Security needs for data transfer.
See all Software and Security »
Storage Architectures
Implement a West Bridge for fast-changing mobile architectures
As internal and external memory evolves at a rate processors cannot keep up with, by using a West Bridge, mobile handset designers have access to fast-changing memory and peripheral technology, while offering low power consumption and system costs. Designers can mirror the success of the North and South Bridges of the PC architecture to drive the mobile handset market.
Use NAND Flash for cost, density and performance advantages for mobile handsets
This NAND flash tutorial covers recent trends, alternatives and even misconceptions regarding mobile handset storage subsystems that support multimedia features.
Mobile DDR spurs low-cost, low-power automotive electronics designs
In the memory unfriendly automotive environment, designers are having to seek out more and different system memory solutions. Here's one of the newest.
See all Storage Architectures »
See all Design Center »
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MOBILE HANDSET DESIGN CENTER ARCHIVE
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About the Mobile Handset DesignLine How-To Section
Mobile Handset DesignLine's How-To Section delivers detailed engineering articles focused on the design and development of cell phones and handsets based on 2G, 2.5G, 3G, 4G and WiMAX networks that may also include wireless networking options such as wireless LANs, (WLANs), WiMAX, fixed broadband wireless, WiBree, ZigBee, wireless mesh networking, ultrawideband (UWB), Bluetooth, and Enhanced Data Rate (EDR) Bluetooth. Design topics also covered in this category include mobile TV, radio frequency (RF) design, coexistence, multimedia audio and video processing, antenna engineering, baseband processing, memory, media access controller (MAC) design and physical-layer design.
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