task group n

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802.11 Wireless Networks - A Peek Ahead at 802.11n: MIMO OFDM

802.11 Task Group N TGn has an interesting goal. Most IEEE task groups focus on increasing the peak throughput, making data fly as fast as possible during the time it is being transmitted. TGn's goal is to achieve 100 Mbps net throughput, after subtracting all the overhead for protocol management...

Tags: IEEE 802.11, Throughput, Network, IEEE 802.11n, MIMO-OFDM, Mbps, Wireless Network, Task Group N, Wireless LANs, Wi-Fi, Wireless

Book chapters 2005-04-14

Additional Resources

Apple drops (another) Mac OS X security patch

The patch to fix the patch that fixed the patch that Jack builtI laugh and I laugh and I laugh at those who suggest that people have to patch Windows more frequently than OS X. Those same people will then turn around and cheer Apple for releasing patches "as soon...

Tags: Patches, Emperor, Apple Mac OS X, Apple Macintosh, Apple Mac OS, Apple Inc., vulnerability, patch, OSX, security

Discussion threads 2009-08-12

14 ways IT screws up projects

14 ways IT screws up projects128k image?The image is 128k in size with 100dpi resolution. Why is that too big even on a dial-up connection? Thanks for your thoughts.# 15 - Play loose and fast with bandwidthAttach needlessly large images to blog posts. Make sure image's size is inversely...

Tags: Strategy, Upper Management, information technology

Discussion threads 2008-10-02

Dancing on E-voting's grave

Dancing on E-voting's graveAgreed - but consider the slippery slopeBecause once you recognized the problem in kind, you ended up arguing (accurately, I think) about degree.Why client-server can't workBecause the expert has to say "yes" to the question in court - no matter how difficult or impractical it may actually...

Tags: Fair Use, e-voting, client-server, Fairness Doctrine

Discussion threads 2008-08-27

Fixing Windows Vista, one machine at a time

If the "Vista sucks" movement has a public face, it's the Sony Vaio. No one knows that better than my new friend Jeremy Toeman. In May 2007, this 15-year Windows veteran replaced his old, beloved, XP-powered Vaio with a newer Vaio that came with Windows Vista Business installed. Practically overnight,...

Tags: Sony Corp., Sony Vaio, Clean Install, Installation, Driver, Microsoft Windows Vista, Machine, Recovery Partition, Microsoft Windows, Microsoft Windows Vista (Longhorn), Operating Systems, Software, Ed Bott

Blog posts 2008-04-21

Microsoft's $235 million PIL is not so bitter

Microsoft's $235 million PIL is not so bitterMicrosoft is a for profit entity...whose only agenda is to maximize the value of its stock.Philanthropy with any expected return is not philanthropy.Summing upMicrosoft's "charitable" contributions are the same sorts of things that other companies add to their marketing budget: promoting their products...

Tags: OpenDocument Format (ODF), Free trade, Microsoft Corp., PIL, not-so

Discussion threads 2008-01-22

Internet Forum all about domain control

Two years ago a crisis of sorts was avoided in Tunis when world leaders agreed to let the U.S. remain in charge of the Internet. Part of the deal was annual conference to discuss such issues as how domain names are assigned, a task currently under the control of ICANN....

Tags: Domain, Forum, Internet, Domain Names, Richard Koman

Blog posts 2007-11-08

OpenOffice 2.3 released

OpenOffice 2.3 releasedOne month....Good news! I hope this new version of Open Office will indeed prove to be less heavy on the system. Most Linux applications are remarkably lean and programmed to be as light on the system as possible, but Open Office has long been the opposite.In a month,...

Tags: OPEN SOURCE, OpenOffice, Microsoft Office, Microsoft Corp., Open Office Org

Discussion threads 2007-09-18

Open letter to e-mail vendors: Your spam fix doesn't work. Time for a complete redo?

The makers of anti-spam solutions (be they stand-alone or ones that are built-in to existing e-mail solutions) would have you believe that their solutions are worthy of battling spam and merit your attention if ridding your inbox or inboxes of spam is important to you. They're full of it. The...

Tags: Inbox, Solution, Sender, E-mail, JamSpam, David Berlind

Blog posts 2007-09-17

Apple AirPort Extreme Base Station (draft 802.11n)

The new Apple AirPort Extreme Base Station is a wireless router based on the draft 802.11n wireless networking standard. At $180, it's on the expensive end of an already pricey group of routers such as the D-Link RangeBooster N 650 wireless router and Netgear WNR834B RangeMax Next Router, and it's...

Tags: Routers & switches, Network technology, NETWORKING, Wi-Fi, router, AirPort Extreme, Apple Macintosh, IEEE 802.11n, Apple Computer Inc., network

Product reviews 2007-04-17

Has SAP converted to SaaS?

The consensus appears to be that Nick Carr was premature in outing SAP CEO Henning Kagermann as a true SaaS believer. As Dan Farber reported on Monday, our colleagues in the Enterprise Irregulars group picked over the evidence and found it far from convincing. Not least the fact that Kagermann...

Tags: Software as a Service (SaaS), SAP AG, software-as-a-service, A1S, Henning Kagermann

Blog posts 2007-03-21

Lexmark X9350 All-in-One

On paper, the Lexmark X9350 is an ideal all-in-one printer for the home or the small office. For less than $300, you get a device that prints, faxes, scans, copies, and lets you print photos without a PC. It includes an automatic document feeder ADF and a built-in duplexer, and...

Tags: Printers, Document management, Fax, Lexmark X9350, Lexmark International Inc., photograph, input tray, printer, network

Product reviews 2007-01-24

VA proposal to add emails to sex offender registries

Virginia attorney general Bob McDonnell wants to require sex offenders to provide email addresses and IM identities to the states online registry, The Roanoke Times reports. Offenders are already required to publicize name, age, height, weight, the color of their eyes and hair, and their home and work addresses. ...

Tags: sex offender, offender, Bob McDonnell, e-mail address, e-mail

Blog posts 2006-12-12

Lexmark X5470

An inkjet multifunction printer sounds like an expensive piece of equipment, but these days, you can bring one home for a measly $100. The Lexmark X5470 is one such printer, combining printer, scanner, fax, and copier into one useful device. It lacks built-in networking, which means it's better suited...

Tags: Scanners, Printers, Lexmark X5470, fax, ADF, printer, scanner, Lexmark International Inc., photograph

Product reviews 2006-10-18

Web 2.0 pay for play: payola, or transparency?

We live in a world propelled by “spin” and driven by opaque, financially motivated relationship webs.From corporations motivated by profits, to not-for-profits with missions to “do good,” and from governments serving citizens, to universities at the service of research, activities occuring at organizations of all types, including Web 2.0 Social...

Tags: hospital

Blog posts 2006-07-23

Lax practices make e-voting insecure, study finds

Electronic voting machines' flaws could easily be fixed, but as the situation stands now the systems are insecure, a task force comprised of government, university, manufacturers and nonprofits concluded, Associated Press reports. Electronic voting machines without paper backup are seen as an important correction to all-digital machines, but...

Tags: paper, e-voting, audit

Blog posts 2006-06-28

RSS: The new intranet protocol?

RSS: The new intranet protocol?OK... but RSS is a format and NOT a protocolRSS implies using HTTP as the protocol over port 80.Using RSS for linking anything to anything is just a step above using email to link systems. If the email formatted the text with XML tags you'd have...

Tags: knowledge management, Intranet, RSS, Wiki, IBM Corp., e-mail

Discussion threads 2006-06-27

Welcome to my defrag-safe mode hell

Welcome to my defrag-safe mode hellMethinks his drive is shotIBM sold out to Hitachi. The sound David described is close to what I heard when a drive in a Compaq Evo POS I was using was about to die. I was lucky - was able to do a...

Tags: Microsoft Windows XP Service Pack 2, Service Pack 1, Service Pack 2, xpSP2, service pack

Discussion threads 2006-06-15

Mainframes, IFL, and Linux

Mainframes, IFL, and LinuxMainframes suckand if UNIX hadn't been Balkanized and Gerrymandered, it would have knocked mainframes out of the IT world forever. Mainframes have one advantage that UNIX doesn't - there's no forking . . .Black & WhiteIf there isn't a high level of blogging response, it's probably because...

Tags: Mainframes, Servers, Linux, mainframe

Discussion threads 2006-05-16

Is Airgo the uncrowned king of 802.11n MIMO?

In March of 2005, the war for the 802.11n MIMO Multiple In Multiple Out high-speed wireless LAN standard seemed all but a foregone conclusion for the TGn Sync group since they had achieved a simple majority vote (57%) of attendees at the Institute of Electrical and Electronic Engineers 802.11n task...

Tags: True MIMO, Airgo Networks, MIMO

Blog posts 2005-06-20