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Designing a Wireless Heart Rate Monitor with Remote Data Logging
January 7, 2010 10:58 am | CommentsThe current generation of monitors are portable heart rate sensors that have found their way into general purposes for activities such as exercise and sports. While these devices are useful for individual purposes, they do not facilitate use by a coach or manager. By Archana Yarlagadda, Cypress Semiconductor click to enlarge Figure 1.
Wireless Sensor Networks Expand the Reach of Wireless Technology
December 18, 2009 10:55 am | CommentsWant to learn more about how design engineers are addressing the challenges of Wireless Sensor Networks? Read on! By Nicholas Butler, Wireless Sensor Networks, National Instruments click to enlarge Figure 1. Technology adoption lifecycle from Crossing the Chasm, Geoffrey A.
Opening Up The Art of Low Noise
December 18, 2009 10:55 am | CommentsBy Vandana Lokeshwar, Newark Engineers need to consider op-amp noise in designs for an increasing variety of applications. Today's world is challenging engineers to do more with less; to create new products that will help users improve aspects such as productivity or quality of life while consuming fewer resources such as fuel, finance or time.
E-Readers Leading the Charge
December 18, 2009 10:55 am | CommentsNancy Maas Editor-in-Chief The holiday season is upon us once again and, as usual, we are subjected to the onslaught of catalogs, fliers, commercials and emails touting us to take advantage of the deep discounts merchants are offering for their wares.
MIMO-Analysis for WiMAX, WLAN and LTE
December 14, 2009 11:48 am | CommentsMaking measurements involving MIMO applications requires adaptation of the algorithms used in the analysis software. By Johan Nilsson and Dr. Wolfgang Wendler, Rohde & Schwarz click to enlarge Figure 1. MIMO in WiMAX system. Due to ongoing growth in demand for channel capacity, more and more radio standards such as WiMAX, 3GPP HSPA, 3GPP LTE and WLAN are adopting MIMO technology.
Integration and Power Management Open the Door for RKE Applications
December 14, 2009 11:48 am | CommentsASSPs are meeting the challenges through the integration of mixed-signal technology and innovative power management schemes. Herve Branquart, Robert Waterman, ON Semiconductor click to enlarge Figure 1: Two way RKE block diagram Wireless transceiver technology is truly established in the automotive industry with Remote Keyless Entry (RKE) now a standard feature of even basic specification vehicles.
Model-Based Design for Hybrid Electric Vehicle Systems
December 14, 2009 11:48 am | CommentsHybrid Electric Vehicle (HEV) development requires collaboration and optimization across multiple engineering domains. By Saurabh Mahapatra, The MathWorks Figure 1: This simplified diagram of an HEV vehicle illustrates one possible arrangement of system elements.
The Role of Wideband Transceiver Technology in Enabling LTE
December 14, 2009 11:47 am | CommentsAn integrated single-chip RF transceiver provides the flexibility to address all aspects of the LTE standard. By Ebrahim Bushehri, Lime Microsystems click to enlarge Table 1: Comparison of data rate and channel bandwidth for wireless standards.
How can Wi-Fi interoperate with WiMAX and LTE?
December 14, 2009 11:47 am | CommentsWelcome to Brainstorm! While Wi-Fi technology has proven to be largely successful in providing inexpensive wireless Internet service within close proximity to the Wi-Fi access point, WiMax technology could expand the potential of wireless penetration and connection quality. Ashish Sharma, VP Corporate Communications, Alvarion Wi-Fi technology has proven very successful for short range broadband connectivity for hotspots, residential homes and enterprises all around the globe, providing inexpensive wireless internet service within close proximity to the Wi-Fi access point through the use of license-exempt frequency bands.
How does a reputable component supplier guard against counterfeit components?
December 14, 2009 11:47 am | CommentsWelcome to Brainstorm! The detection of counterfeit components has become increasingly difficult. The majority of parts have the same or similar markings as their qualified counterpart. In many cases, the identification of major manufacturers is applied despite manufacturers' efforts at product differentiation.
High Temperature MLVs and Low Capacitance MLVs Improve Auto Designs and Reliability
December 14, 2009 11:47 am | CommentsWith recent technical advancements, MLVs can now be used throughout the growing number of modules and interfaces in under hood automotive applications. By Ron Demcko, AVX click to enlarge Figure 1. Integration Capacitor Charge Calculations.
Introduction to LTE Base Station RF Conformance Testing
December 14, 2009 11:47 am | CommentsBy Moray Rumney and Hiroshi Yanagawa, Agilent Technologies, Inc. Operator acceptance testing is yet another step in the process and includes more user-centric tests. click to enlarge Table 1. Base station RF transmitter characteristics tests.
The Old Way
October 28, 2009 8:11 am | CommentsPower Optimization Welcome to Brainstorm! To meet the challenge of increased power consumption in today's complex and integrated designs, a variety of techniques are available to be used in combination. What tools and techniques are available today that help designers to find the optimal power solution very early in the design process? By Vandana Lokeshwar, Technical Marketing Manager, Newark Environmentally driven design guidelines covering aspects such as power efficiency and standby consumption are coming into force in US, European and Asian markets, and have a major impact on power design in new products.
Make the right choice early in the design cycle.
October 28, 2009 8:11 am | CommentsWelcome to Brainstorm! The antenna is a key component in an RF system and can have a major impact on performance. What are the most desirable antenna characteristics when used in a MIMO technology-based wireless device? By Monty Rohde, Product Management Director, Laird Technologies, Inc.
The Hidden Challenge of MIMO Test
October 15, 2009 11:08 am | CommentsToday, engineers can combine modern RF signal analyzers with a basic understanding of digital downconversion to produce a tightly synchronized MIMO measurement solution. By David A. Hall, National Instruments click to enlarge Figure 1.
