Wireless/Networking

Janine Love
Senior Editor
A resources site and community for engineers involved in designing communications or networking-related products and systems. Find design tips, new product information and discussion on wired and wireless networking (Ethernet, ZigBee, Wi-Fi etc.), telecom (3G, 4G, LTE etc.), and application areas like the smart grid, smart homes, the Internet of Things, and cloud computing.

Fiber optic sensing: The past, present, and exciting future

Here’s a look at fiber optic sensing from its line-of-sight days all the way to what to expect in the future. Included is a discussion are such recent advances as 3D shape sensing and optical frequency domain reflectometry. Read More...

How to choose a wireless technology

Knowing the fundamental properties of the wireless solutions available to connect your device to the Internet will help choose the right option for you. Read More...

Apple keeps Android Wear compatibility to a minimum

The limited compatibility between Apple iOS devices and Google Android Wear smartwatches is no surprise; it's the latest example of Apple's longstanding "walled garden" strategy. Read More...

When more equals less in wireless

A new technology could mean IoT devices in your home, regardless of their locations, could be singlehandedly served by a 900 MHz beacon coming from your router. Read More...

Hack-proof RFID chips claimed by MIT, TI

Have no fear when picking up your daily latte at Starbucks—these RFID chips could secure your credit card. Read More...

Bandwidth 101

Every AC signal has limitations placed on it because of frequency. See how. Read More...

Software expands wireless test set for M2M, IoT

Anritsu has introduced three software packages that expand the functions of its MT8870A Universal Wireless Test Set for M2M and IoT. Read More...

Find the settings and open the eyes

OptimEye from SiSoft reduces the laborious task of optimizing serial transmitters and receivers. Read More...

Advantech and B+B SmartWorx: Wise wzzards

Advantech strengthened its Global Industrial IoT Business Group with the purchase of B+B SmartWorx. The deal is finalized, but what does the combo bring to the market? Read More...

Astrobotic technology: NASA’s doorway to Mars exploration

Astrobotic is pioneering affordable planetary access that promises to spark a new era of exploration, science, tourism, resource utilization, and mining. Read More...

PAM4 challenges at DesignCon 2016

With the last word on PAM4, panel looks at how PAM4 will affect simulation, bench measurements, and production test. Read More...

DesignCon Panel Highlights 25G, PAM4

The annual DesignCon "Closed Eye" panel highlighted what's happening with PAM4 modulation and its integration with Ethernet. Read More...

Is copper dead?

For years, engineers at DesignCon have asked this question. Eric Bogatin and other will discuss the future of copper at a DesignCon 2016 panel session. Read More...

Analyzing closed eyes: CRJ and CDJ

Eyes closed at high data rates, one way to analyze them is to remove the biggest cause of eye closure and see what’s left over. Read More...

Profiles in Design: Pat Byrne, Tektronix

"Engineering is practical problem solving in service of great breakthroughs."–Pat Byrne, keynote speaker at DesignCon 2016 shares his thoughts on engineering. Read More...

Infrared is dead, long live Bluetooth

Infrared serial communications have been around for over 20 years, but here's a sign that it's in decline, at least for test equipment. Read More...

EE Times radio show January 15: PAM4 modulation

Join test & measurement editor Martin Rowe and signal integrity sage Ransom Stephens to learn about how PAM4 modulation just might change the game for high-speed digital transmission. Read More...

Memories of Glen Chenier

One of EDN's most prolific contributors passed away. We will miss him. Read More...

A technical view into modern MIL/AERO RADAR systems

Radar (Radio Detection And Ranging), detects distant objects such as airplanes or ships by transmitting pulses of radio waves and measuring the reflected signal back at the receiver. Read More...

The tradeoff between crosstalk and loss

How emerging high speed specifications provide designers flexibility in how they balance loss and crosstalk. Read More...

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NRZ to AMI converter uses single supply

Convert serial data to AMI format with this simple Design Idea. Read More...

Monitor a differential pair for valid & fault conditions

Monitor the state of a differential communications line with this Design Idea. Read More...

Avago Tech Note: High-speed optocouplers enable industrial networks

Communicate at up to 25Mb/s over (e.g.) PROFIBUS. Read More...

LTC Design Note: Robust 10MHz reference clock input protection circuit and distributor for RF systems

Design a protected 10MHz reference input without degrading phase noise. Read More...

Postprocessing converts Spice to RF analyzer

Designers of RF and high-frequency products need a simulator that can predict noise figure at a given frequency, minimum noise figure, optimum reflection coefficient for noise, and noise resistance. Read More...

Simple circuit suits quadrature detection

A circuit generates an output voltage that you can measure to determine whether two sine waves have a quadrature relationship. Read More...

Low-cost RF synthesizer uses generic ICs

You can make an AM-band frequency synthesizer from standard components. Read More...

Achieve simple IR-data transmission from a PC’s serial port

By transmitting appropriate hex values from a PC's serial port to a pair of IR LEDs, a remote-control IR receiver can enable 38.4-kHz data transmission. Read More...

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MathWorks WLAN System Toolbox for MATLAB enables faster and more robust WLAN design

A new toolbox enables designers to explore algorithms, develop WLAN IP, and measure system performance. Read More...

WiFi power amp delivers +22-dBm output

Optimized for 802.11a/n/ac WiFi infrastructure, the Anadigics AWL5911 5-GHz power amplifier provides 33 dB of linear power gain. Read More...

Software expands wireless test set for M2M, IoT

Anritsu has introduced three software packages that expand the functions of its MT8870A Universal Wireless Test Set for M2M and IoT. Read More...

Spectrum monitor hunts down interference

Anritsu’s MS27101A remote spectrum monitor teams with the company’s Vision software to identify interference patterns and geo-locate sources. Read More...

Microchip unleashes Bluetooth Low Energy lineup

Qualified to the Bluetooth 4.2 standard, the IS1870 and IS1871 RF ICs, along with the BM70 module, expand Microchip’s Bluetooth LE portfolio. Read More...

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Teardown: Apple iPad Air packs faster A7

Apple's iPad Air packs a somewhat faster A7 processor but few other surprises. Read More...

Dissecting the Intel 710 Enterprise SSD

The design for this drive, which uses multilevel-cell NAND flash for primary storage, emphasized endurance, reliability, and power efficiency. Read More...

Teardown: Ethernet and EMP take out TV tuner

In this teardown we look for evidence that an EMP generated by a lightning bolt coupled to Ethernet cable, acted as an antenna, and zapped relevant ICs inside a TV tuner. Read More...

Dissecting Disney's MagicBand

Disney is no stranger to technology, but one of the really cool tools they've put out fairly recently is the MyMagic+ system or MagicBand. Read More...

The Nexus One: Google hits a smartphone home run

More than a year after its unveiling, the Nexus One remains a leading-edge product, and represents a substantial leap in capability beyond the T-Mobile G1. Read More...

Wireless high-definition video: silicon consolidation that's maximal

The Wireless Gigabit Alliance's 60-GHz-based high-definition wireless-video-transport scheme may be on the way, but SiBEAM's pioneering approach and multiple product generations are already on the scene. Read More...

Sony Ericsson’s Xperia X10 mini: the teardown skinny

Does this smartphone address the market need for a simpler handset that will make and take calls, handle e-mail and Web surfing, and fit comfortably into a normal-sized pocket? Read More...

Inside a cellular femtocell

The solution to smartphone data traffic is a problem for femto-basestation designers. Read More...

Plugging hardware-based compression into a server

Prying Eyes gets an early look at a forthcoming PCIe-based hardware accelerator for the open-source GNU-zip algorithm. Read More...

Seeking the secrets of a satellite receiver

DirecTV set-top-box design focuses on modularity for the mass market. Read More...

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2D semiconductors take aim at optical communications

Developments in the lab offer glimpses of a technology that could change the future of high-performance optical links. Read More...

Flexible RF Front End Designs for Mid-Tier and Regional Smartphones

New flexible design techniques are shortening development times and increasing design reuse as mobile phone standards proliferate. Read More...

A look into Bluetooth v4.2 for Low Energy Products

Bluetooth LE v4.2 introduces some important specification changes. Here's a quick summary. Read More...

Can all the wireless charging standards coexist?

When it comes to wireless charging, the question for many developers is whether or not the various standards like Qi and A4WP can coexist, and how to design for that. Read More...

LTE-A Release 12 transmitter architecture: analog integration

In part 2 of a series, Damian Anzaldo explains how LTE-Advanced Release-12 shapes eNode transmitter architecture, specifically in terms of the analog integration challenge. The article includes an example using a MAX5868 RF DAC transmitter from Maxim Integrated. Read More...

Understand LTE-A Release 12 transmitter architecture: Part 1

A technical look at the market forces driving global adoption of the LTE standard and trends in 4G radio access technology. Topics include carrier aggregation (CA), spatial multiplexing, and active antenna systems (AAS). Read More...

Network lifecycle management and the Open OS

The bare-metal switch ecosystem and standards are maturing, driven by the Open Compute Project. Pica8’s Steve Garrision sees Linux-based network OS software as transforming network economics and innovation for switches, just as it has done for servers. Read More...

Marvell shrink-wraps IoT gateway product

Marvell came to the International CES to pitch a ready-to-customize home server/home networking/IoT gateway system, called “Smart Home Cloud Center.” Read More...

Implement a VXLAN-based network into an SoC

Here’s how to eliminate bottlenecks in hyperscale cloud datacenter SoCs with VXLAN-based networks over 10G Ethernet IP Read More...

5 Bluetooth devices for the body at CES

At a pre-CES Bluetooth event, wearables and fitness devices were the stars of the show, with a few neat medical applications making waves. Read More...

How to virtualize network functions

Here’s how to use network functions virtualization (NFV) to take network functions that sit in dedicated appliances and relocate them as virtual instances, leading to increased flexibility, reduced CapEx and OpEx, and increased innovation. Read More...

Envelope tracking makes CMOS PAs possible in 4G smartphones

A look at how to improve the efficiency of CMOS PAs using envelope tracking. Product data includes performance testing using products from Nujira and Peregrine Semiconductor. Read More...

>> SEE ALL

When more equals less in wireless

A new technology could mean IoT devices in your home, regardless of their locations, could be singlehandedly served by a 900 MHz beacon coming from your router. Read More...

Apple keeps Android Wear compatibility to a minimum

The limited compatibility between Apple iOS devices and Google Android Wear smartwatches is no surprise; it's the latest example of Apple's longstanding "walled garden" strategy. Read More...

Hack-proof RFID chips claimed by MIT, TI

Have no fear when picking up your daily latte at Starbucks—these RFID chips could secure your credit card. Read More...

Find the settings and open the eyes

OptimEye from SiSoft reduces the laborious task of optimizing serial transmitters and receivers. Read More...

Advantech and B+B SmartWorx: Wise wzzards

Advantech strengthened its Global Industrial IoT Business Group with the purchase of B+B SmartWorx. The deal is finalized, but what does the combo bring to the market? Read More...

PAM4 challenges at DesignCon 2016

With the last word on PAM4, panel looks at how PAM4 will affect simulation, bench measurements, and production test. Read More...

DesignCon Panel Highlights 25G, PAM4

The annual DesignCon "Closed Eye" panel highlighted what's happening with PAM4 modulation and its integration with Ethernet. Read More...

Is copper dead?

For years, engineers at DesignCon have asked this question. Eric Bogatin and other will discuss the future of copper at a DesignCon 2016 panel session. Read More...

Analyzing closed eyes: CRJ and CDJ

Eyes closed at high data rates, one way to analyze them is to remove the biggest cause of eye closure and see what’s left over. Read More...

Infrared is dead, long live Bluetooth

Infrared serial communications have been around for over 20 years, but here's a sign that it's in decline, at least for test equipment. Read More...

>> SEE ALL

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