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Wednesday, 22 April 2009

Bluetooth 3.0 goes High Speed

At the Bluetooth Special Interest Group's All Hands member meeting in Tokyo this week, the latest version of the Bluetooth specification has been formally announced. This is the long-awaited Bluetooth 3.0, which includes high speed capability courtesy of an association with Wi-Fi. Yes, it is true, Bluetooth and Wi-Fi are finally in bed together. Where does this leave UWB? Well, that is one element that will be examined in Incisor'e forthcoming Bluetooth 3.0 focus - watch this space!


In the meantime, here is the Bluetooth SIG's official press release version of the announcement:




BLUETOOTH TECHNOLOGY GETS FASTER WITH BLUETOOTH 3.0


Bluetooth SIG Adds Speed, Bandwidth via 802.11 with Version 3.0 of the Global Wireless Standard TOKYO –


April 22, 2009 – From its annual All Hands Meeting in Tokyo this week, the Bluetooth SIG formally adopted Bluetooth Core Specification Version 3.0 + High Speed (HS) , or Bluetooth 3.0.


This latest iteration of the popular short-range wireless technology fulfills the consumers’ need for speed while providing the same wireless Bluetooth experience – faster. Manufacturers of consumer electronics and home entertainment devices can now build their products to send large amounts of video, music and photos between devices wirelessly at speeds consumers expect.


Bluetooth 3.0 gets its speed from the 802.11 radio protocol. The inclusion of the 802.11 Protocol Adaptation Layer (PAL) provides increased throughput of data transfers at the approximate rate of 24 Mbps. In addition, mobile devices including Bluetooth 3.0 will realize increased power savings due to enhanced power control built in.


“Like Ricky Bobby in Talladega Nights, this latest version was ‘born to go fast,’ said Michael Foley, Ph.D., executive director of the Bluetooth SIG. ”Utilizing the 802.11 radio was a natural choice as it provides efficiencies for both our members and consumers – members get more function out of the two radios they are already including in devices, and consumers with Bluetooth 3.0 + HS products will get faster exchange of information without changing how they connect. We are excited to expand the possibilities of the PAN.”


This newest version of Bluetooth technology builds on the inherent qualities of the current 2.1 + EDR version, including Simple Secure Pairing and built-in, automatic security. And as with all versions of the Bluetooth specification, Bluetooth 3.0 + HS provides developers, manufacturers and consumers with the benefit of backwards compatibility, enabling both the expansion and enhancement of this technology with every new specification release. Once products reach the market, the easiest way for consumers to learn which devices are compatible with other Bluetooth enabled devices is to visit the Bluetooth Gadget Guide. ApplicationsWith the availability of Bluetooth version 3.0 + HS, consumers can expect to move large data files of videos, music and photos between their own devices and the trusted devices of others, without the need for cables and wires.



Applications

Some applications consumers will experience include: ·


  • Wirelessly bulk synchronize music libraries between PC and music player or phone

  • Bulk download photos to a printer or PC

  • Send video files from camera or phone to computer or television


Availability

The Bluetooth SIG’s formal adoption of the specification is only the first step in the product lifecycle. News out today from wireless chip manufacturers and Bluetooth SIG member companies Atheros, Broadcom and CSR shows the second step – getting silicon solutions to device manufacturers – is already underway. End products for consumers are expected to be in the market in 9 to 12 months. Technical Specifications This new specification release includes several major enhancements:


  • Generic Alternate MAC/PHY (AMP)·

  • 802.11 Protocol Adaptation Layer (PAL)·

  • Generic Test Methodology ·

  • Enhanced Power Control·

  • Unicast Connectionless Data


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Thursday, 16 April 2009

Why is Wi-Fi still so hard??? And long live the USB cable!

You would think that somebody who has been writing about wireless technology for 10 years would know their way around a piece of kit, wouldn't you?

Well, today's experience proves otherwise.

Why? Well, I bought a new HP all in one printer, scanner fax thingy this week, and for the first time I had the option to print over a Wi-Fi connection. I already have a Wi-Fi router and my laptop accesses my broadband connection using that. No problem.

So, you would think that in this day and age it would be fairly simple to hook up a laptop and printer via Wi-Fi. It is heck as like! I've now spent two and a half hours trying to make this work and am still getting nowhere.

I can hear you saying - RTFM - well I have, and that didn't help because I don't have a degree in computer engineering and this FM would be no help to anyone with less than that level of expertise. Try the HP web site, you say. I did, I say. And got nowhere. Salvation seemed to be at hand when I saw that there was a link to a page where I could actually speak to somebody on the phone. Perfect! Just what I wanted. Doubtless I would have to pay somebody to tell me how their piece of kit should work (don't you just think that is criminal?), but I don't mind. I've already wasted a huge chunk of my day trying to achieve what should be a simple task. But no - when I click on the link the HP site just freezes, the progress bar stops at two green boxes and the message says at the bottom says 'waiting to connect to ....'. AAAAGGGGHHHH!!!! I often think these companies just don't want to have to face up to their responsibilities as happens when they get a frustrated punter on the phone. Yes, I've seen the stats about how one tech support call to a network operator wipes out the profit on the customer's cellular bill for several months. So they make it as difficult as possible, or even impossible.

It is a travesty that this type of equipment is foisted on the unsuspecting public without proper support. In Incisor last month the WPANel exec committee all talked about the marketing of wireless technology. I think there are still a lot of industry execs out there who are kidding themselves if they think enough is being done to help ordinary people use consumer electronics, and in my case particularly wireless technology.

So, I will continue using my new printer via a USB cable. And the blue Wi-Fi light on the printer (didn't Bluetooth grab the rights on blue LEDs?) will continue to stare balefully at me from across the desk.

There is a lot of work to be done, wireless marketeers.

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