ghz band

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Why 2.4 GHz is a dead end for Wi-Fi

Why 2.4 GHz is a dead end for Wi-FiLOL, good oneIndeed, friends don't let friends do 2.4 GHz only devices and editors shouldn't let their readers do 2.4 GHz only devices.Friends don't let friends buy G-only devices"Only Intel and their logo partners follows the strict policy of not using dual-channels...

Tags: Network technology, Wireless LANs, WIRELESS, microwave, GHz Band, dual-band router, Wi-Fi, router

Discussion threads 2007-07-10

Why 2.4 GHz is a dead end for Wi-Fi

If there is any doubt in anyone's mind that the channel-constrained 2.4 GHz band is a dead end for Wi-Fi, here are some charts that will put things in to perspective.  The following is a power-level comparison between an Access Point, a Microwave oven, and normal background noise coming from...

Tags: Networking, Mobile/Wireless, Microsoft, Intel, Infrastructure, Hardware, Consumer electronics

Blog posts 2007-07-10

The role of 802.11n in the Enterprise

As the 802.11n standard gets closer to final ratification, Enterprises are beginning to wonder how this may impact their Wireless LAN strategy in the coming year and beyond.  For organizations that may choose to deploy 802.11n, it will have serious upgrade implications for both the infrastructure and the client side...

Tags: Networking, Mobile/Wireless, Intel, Infrastructure, Hardware, Desktop

Blog posts 2007-06-19

Siemens claims gigabit wireless breakthrough

Siemens claims gigabit wireless breakthroughGB and Gb usage.1Gb per second, not 1GB per second.Right?most people dont have a cluemost people dont have a clue what anything means, dont expect it out of ZDnetHmm, and alsoTalking about 802.11g and then saying it was in the "5 Ghz band" - meaning, DUH...

Tags: Wi-Fi, WIRELESS, GHz Band, Siemens AG

Discussion threads 2004-12-09

Additional Resources

Yukyung Viliv X70EX

In a world of ever-multiplying Netbooks and increasingly more versatile smartphones, it seems like there's been no better time than the present for ultraportable computing devices. Amid a landscape of larger, full-keyboard devices and smaller, pocket-size touch phones, the only question is whether there is room for the UMPC (or...

Tags: Ultramobile PCs (UMPCs), Netbooks, nettops & MIDs, ultramobile PC, netbook, Viliv X70EX

Product reviews 2009-09-17

Gateway NV series offers dual-core, 320GB HDD, 4GB RAM; $499

Gateway on Thursday debuted its new Gateway NV Series notebook, an entertainment-minded laptop that packs a dual-core processor, 320GB hard drive and 4GB of RAM starting at $499. The 15.6-in. NV series touts a 16:9, 1366 by 768 resolution display for HD video...

Tags: Hard Drive, Dual-core, Gateway Inc., Memory Stick, RAM, NV Series, Example Configuration, Memory, Flash Memory, Processors, Semiconductors, Hardware, Components, Andrew Nusca

Blog posts 2009-06-30

Overblown Wi-Fi signal worry: Don't toss that baby monitor

Quick! Get rid of the baby monitor. It's killing the Wi-Fi. That's what geeks could conclude following reports about a UK-based study on Wi-Fi interference. Can you picture your average guy looking at his router in one hand weighing it against the baby monitor? PC Pro goes with...

Tags: Monitor, Baby Monitor, PC Pro, Wireless LANs, Wi-Fi, Wireless And Mobility, Larry Dignan

Blog posts 2009-05-12

How many Intel CPUs will fail the XP Mode test in Windows 7?

How many Intel CPUs will fail the XP Mode test in Windows 7?Want to do the same post ...... for AMD CPUs? :)nope :/I just bought a Quad Q8300 a few weeks ago. I didn't put much thought into VT. My dad has a Core 2 Duo that...

Tags: Processors, Desktops, Intel Corp., XP Mode, Microsoft Windows 7, Microsoft Windows XP, CPU, Microsoft Windows, processor, Intel Core 2 Duo, PC

Discussion threads 2009-05-03

60GHz: Opportunity for Gigabit WPAN and WLAN Convergence

60 GHz is considered the most promising technology to deliver gigabit wireless for indoor communications. The paper proposes to integrate 60 GHz radio with the existing Wi-Fi radio in 2.4/5 GHz band to take advantage of the complementary nature of these different bands. This integration presents an opportunity to provide...

Tags: WLAN, Convergence, Wireless, Wireless LANs, LANs, Wi-Fi, Wireless And Mobility, Networking

White papers 2009-01-01

A Low-Power Monolithic CMOS Transceiver for 802.11b Wireless LANs

Wireless LANs WLANs are currently seeing significant growth in the worldwide consumer electronics market. The high data rate (11 Mbps) WLAN standard IEEE 802.11b in unlicensed 2.4 GHz ISM band is the most popular one. With more handheld devices such as PDA and IP phones integrated with the WLAN function,...

Tags: 802.11b Wireless LAN, WLAN, Wireless LANs, LANs, Wi-Fi, Wireless And Mobility, Networking

White papers 2009-01-01

Performance Evaluation of a Deployed WiMAX System Operating in the 4.9GHz Public Safety Band

This paper presents an evaluation of a deployed WiMAX system operating in the 4.9GHz Public Safety Band in the City of Tulsa. The study includes propagation analysis for the coverage and network performance tests to demonstrate the viability of a WiMAX system as a medium for public safety. The paper...

Tags: Performance, Performance Evaluation, WiMAX, Wi-Fi, Performance Management, Wireless And Mobility, Human Resources, Workforce Management

White papers 2008-12-16

AMD unveils 'Shanghai'; Aims to better compete with Intel

AMD on Thursday will launch its "Shanghai" platform, its latest batch of Opteron server chips. With Shanghai, AMD gets a do-over from its ill-fated Barcelona launch. At a high-level, Shanghai gives a 400 MHz speed gain in the same thermal band as Barcelona. Shanghai also triples the...

Tags: Barcelona, Shanghai, Advanced Micro Devices Inc., Intel Corp., Stevens, Performance Management, Semiconductors, Processors, Network Technology, Servers, Human Resources, Workforce Management, Hardware, Components, Networking, Larry Dignan

Blog posts 2008-11-12

A Low-Power Wideband CMOS LNA for WiMAX

In this brief, the design of a low-power inductorless wideband Low-Noise Amplifier LNA for worldwide interoperability for microwave access covering the frequency range from 0.1 to 3.8 GHz using 0.13- m CMOS is described. The core consumes 1.9 mW from a 1.2-V supply. The chip performance achieves ª11 below 10...

Tags: CMOS, IEEE, Chip Performance, Memory, Performance Management, WiMAX, Semiconductors, Hardware, Components, Human Resources, Workforce Management, Wireless And Mobility

White papers 2008-10-19

Performance Enhancement of WLAN Using 802.11n and MIMO Technology

802.11n is IEEE wireless standards that significantly improve throughput and range of Wireless Local Area Networks WLAN compared with other 802.11 standards. It is expected to provide a throughput of over 100 Mbps, which is twice that of 802.11g. This difference is because it is designed to operate in both...

Tags: Performance, Wipro Technologies, Propagation, IEEE 802.11n, WLAN, MIMO, Wireless, Wireless LANs, Wi-Fi, Wireless And Mobility, LANs, Networking

White papers 2008-10-04

Design of GaN HEMT Transistor Based Amplifiers for 5-6 GHz WiMAX Applications

2.5 and 5 Watt average power (15 and 30 Watt peak power) GaN HEMT amplifiers for WiMAX signal protocols have been designed and fabricated for use in the 5.5 to 5.8 GHz band. The 2.5 Watt PA produces 11 dB of gain and the 5 Watt PA produces 10 dB...

Tags: Amplifier, IEEE, WiMAX, Wi-Fi, Wireless And Mobility

White papers 2008-10-01

Psystar sues Apple! Claims violation of Sherman Antitrust Act and the Clayton Antitrust Act

Psystar sues Apple! Claims violation of Sherman Antitrust Act and the Clayton Antitrust ActNice!If only Apple didn't ditch a perfectly viable platform in favor of off-the-shelf hardware for their operating system, half of which came from open source freeware, they might actually have an actual claim. Up to 4...

Tags: Apple Mac OS X, Game players, Games, PRODUCTIVITY, Operating systems, Apple Inc., Psystar, WiI Games, Microsoft Corp.

Discussion threads 2008-08-26

WiMAX Forum White Paper - Spectrum Opportunities Below 1 GHz

This paper provides an analysis of spectrum opportunities for WiMAX technologies in bands below 1 GHz. It describes the recent regulatory developments in the bands below 1 GHz, focusing especially on the upper part of Ultra High Frequency UHF 470-862 MHz band, i.e. in the sub-band 698-862 MHz which may...

Tags: WiMAX, Wi-Fi, Wireless And Mobility

White papers 2008-08-01

Linksys WRT610N Wi-Fi router delivers dual bands, simultaneously

Linksys WRT610N Wi-Fi router delivers dual bands, simultaneouslyBut what about,,,Here is what I want to know about this product: How does this router do for speed on the N band? (i.e. performance !!)I don't have any of the media stuff mentioned in this article nor do I have a...

Tags: Home networking, Routers & switches, Linksys Inc., Linksys WRT610N Wi-Fi router, router, Wi-Fi router, wireless

Discussion threads 2008-07-08

Linksys WRT610N Wi-Fi router delivers dual bands, simultaneously

If you’re the type who likes to wirelessly stream HD video from your PC to your TV, or if you live in a densely populated environment that’s packed with interference in the 2.4GHz range, listen up. Linksys has unveiled a dual-band Draft N Wi-Fi...

Tags: Router, Network, Wi-Fi Router, Linksys Inc., Linksys WRT610N Wi-Fi Router, WRT610N, Home Networking, Networking, Personal Technology, Rik Fairlie

Blog posts 2008-07-02

Digital Automatic Gain Control Integrated on WLAN Platform

This paper presents a solution for DAGC Digital Automatic Gain Control in WLAN receivers compatible to IEEE 802.11a/g standard. Those standards define communication in 5/2.4 GHz band using Orthogonal Frequency Division Multiplexing OFDM modulation scheme. WLAN Transceiver that the author has used enables gain control over Low Noise Amplifier LNA...

Tags: WLAN, Wireless LANs, LANs, Wi-Fi, OFDM, Wireless And Mobility, Networking

White papers 2008-07-01