Posts Tagged lte

LightSquared gets desperate, seeks regulatory changes to satisfy GPS debacle

Posted by on Tuesday, 7 February, 2012
LightSquared gets desperate, seeks regulatory changes to satisfy GPS debacle

If we were the betting type — and hell, some of us really are — we’d wager a crisp ten spot that LightSquared isn’t going to assuage the FCC’s concerns over those pesky GPS interference issues in the next few weeks. After previously stating that the interference test reports were rigged by GPS insiders, the upstart LTE network is now getting political with its argument and is calling on the FCC to institute new standards for GPS equipment. LightSquared contends that current GPS devices on the market are poorly designed and purposefully encroach on the company’s licensed spectrum. Of course, this change would do little to remedy the millions of interference prone / (causing?) devices on the market, but LightSquared notes that, by the FCC’s own admission, GPS receivers must “reasonably discriminate against the reception of signals outside their allocated spectrum.” With the company’s latest argument flying high atop the flagpole, it begs the question, will anybody salute? You’ll find LightSquared’s statement in its entirety after the break.

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LightSquared gets desperate, seeks regulatory changes to satisfy GPS debacle originally appeared on Engadget on Tue, 07 Feb 2012 21:46:00 EDT. Please see our terms for use of feeds.

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Samsung Galaxy Tab 7.7 review (international edition)

Posted by on Tuesday, 7 February, 2012

Within an 11-day period last fall, Engadget published reviews of two different Samsung Galaxy tablets. At the time, we felt the company was turning into a caricature of itself, with slates in every conceivable size, including 10.1, 8.9 and 7 inches. Mostly, though, if we sounded exasperated with Sammy’s “see what sticks” strategy, it was because the outfit unveiled not one, but two 7-inchers over the course of a month. One of these, the 7.0 Plus, went on sale in the US back in November, with mid-range specs and a mid-range price to match its in-between size. But that tablet always felt like a consolation prize next to our second contender, the Galaxy Tab 7.7, which brings a brushed metal back, 10-hour battery and Super AMOLED Plus, 1280 x 800 display. Even on paper, it always seemed promising. Special.

Maddeningly, though, those of us here in the states still can’t buy one through the likes of Best Buy and Amazon, and though Verizon Wireless plans to sell an LTE-enabled version, we know scant few details about when it will arrive, how much it will cost or whether there will be an off-contract option. Luckily for us, our friends over at Negri Electronics hooked us up with an international model, one with 16GB of internal storage and WiFi, HSPA+ and EDGE / GPRS radios — a doozy of a tablet that would cost you 8.50 if you were to import it to the US. (You can buy it domestically if you live in select markets like the UK.) So is the product novel enough to warrant that novelty price? Find the answer to that question and more after the break.

Gallery: Samsung Galaxy Tab 7.7 review

Continue reading Samsung Galaxy Tab 7.7 review (international edition)

Samsung Galaxy Tab 7.7 review (international edition) originally appeared on Engadget on Tue, 07 Feb 2012 10:00:00 EDT. Please see our terms for use of feeds.

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Android this week: Galaxy Tab 7.7 tested; Sprint’s nabs $99 tablet; Nexus still Nexus

Posted by on Sunday, 5 February, 2012

After spending a full week with the Samsung Galaxy Tab 7.7 I purchased from an importer, I’m thoroughly impressed with the small slate. U.S. consumers will see a version with LTE for Verizon’s LTE network in the near future, but my hope is that the Wi-Fi version I bought follows soon; it would be priced less than an full-cost LTE version and wouldn’t require a lengthy data contract.

The Galaxy Tab 7.7 is Samsung’s first tablet to use its Super AMOLED Plus technology, bringing vivid colors, deep blacks and super-wide viewing angles. It doesn’t hurt that the 7.7-inch screen has a higher resolution than most 720p HDTV sets either: the 1280 x 800 resolution is a treat for the eyes; especially when watching high-def videos.

Of course, the outside of a tablet is only as good as what’s inside. In this case, its Samsung’s Exynos dual-core processor running at 1.4 GHz. And this chip keeps the Galaxy Tab 7.7 humming along quickly.

I ran many benchmarks between this new tablet and several others, including the quad-core Transformer Prime, and found that the new Tab tests just as fast, if not faster.

The Prime is better for gaming, thanks to 12 graphics cores, but for most tasks the Galaxy Tab 7.7 is currently comparable. This may change in the future as more apps become optimized for quad-core chips, however.

A cheaper Android tablet option appeared this week as well. Sprint is selling the ZTE Optik for with a 2-year 3G data contract or 9 without a commitment. This 7-inch slate runs Android 3.2, not Android 4.0, but has a 1.2 GHz dual-core processor, two cameras, GPS radio and 1280 x 800 resolution display.

ZTE, a Chinese hardware maker, is starting to make a big push in the U.S. tablet and smartphone market; if it can build quality devices with these low price points, it should do well against the current competition.

Late in the week, some confusion arose around the Galaxy Nexus, Google’s flagship developer phone. Verizon currently sells the Galaxy Nexus LTE in the U.S. while an unlocked GSM version — the one I have — is sold overseas. On Google’s website for the Galaxy Nexus stock software, the Verizon version is now archived. It appeared at first glance that Verizon was taking over control of the Galaxy Nexus software for phones on its network.

Google later provided an explanation that suggests it will still provide the updates for the Verizon Galaxy Nexus, saying certain software signatures on CDMA phones aren’t compatible with the Android Open Source Platform builds of Android. The situation is odd because the Sprint Nexus S, available since December of 2010, is a CDMA Nexus phone and this issue never cropped up. I suspect there’s more to this story, so I’ll be researching and watching for further developments.

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LG Spectrum review

Posted by on Wednesday, 1 February, 2012

Let’s just get this out of the way, shall we? If the LG Spectrum looks familiar, you’re not imagining things. It may have been a highlight at the company’s CES press event last month, but the handset bears more than a passing resemblance to its older, more excitingly-named sibling, the LG Nitro HD — and, by extension, the globe-trotting Optimus LTE. Beneath their 4.5-inch IPS displays, you’ll find virtually identical guts, including a 1.5GHz dual-core processor, 1,830mAh battery and 4GB of internal storage, coupled with a 16GB microSD. There are some important distinctions here, of course — namely, changes to the phone’s shell and, of course, a shift from AT&T to Verizon. So, how does world-weary Optimus fare from its jump to Big Red? Find the answer past the break.

Gallery: LG Spectrum review

LG Spectrum review

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LG Spectrum review originally appeared on Engadget on Wed, 01 Feb 2012 16:00:00 EDT. Please see our terms for use of feeds.

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M2M: one network will not rule them all

Posted by on Tuesday, 31 January, 2012

Machine to machine networks, sometimes called the Internet of things, are the logical extension of today’s connected society, but creating such a network will require multiple technologies; telcos to open up their networks; governments to figure out a way to assign unique numbers for each device on the network; and new rules to protect security and privacy. In short, while the idea is fairly mature, the tools to make it a reality are lagging.

To outline what still needs to be done, and give governments a framework for understanding how 50 billion devices could be connected in the next 8 years, the OECD has released a report laying out the needs of an M2M network and the tradeoffs associated wtih different technologies. It offers a few interesting use cases, as well, although the focus is more squarely on the practicalities of making it work. As usual, it starts with the networks.

The networks

The OECD breaks down the needs depending on the type of device and its function, basically if a device moves or not, and then how far it moves. For highly mobile devices that travel around the world, we’re actually short on options, but cellular is probably the best bet. For stationary devices in the home, power line communications or Wi-Fi could offer compelling options. However, with each technology there are tradeoffs, and those tradeoffs become magnified if you’re considering connections for products designed to be used globally.

For example, cellular technology has drawbacks because 2G networks, which are fairly ubiquitous are also being phased out, and the lifetime of a connected device may stretch for decades (think of how long you keep your fridge or a bike. However 3G networks aren’t going to arrive everywhere, which means some places might then never have a connection. Imagine if you had a pet tracking service for Fido that used 3G and Fido wandered out of a coverage zone. LTE and 4G might seem like a good solution for offering the longest time until obsolescence, but right now radios suck power and networks are thin on the ground.

Each wireline and wireless network technology offers drawbacks of this nature plus those associated with costs, reliability and security. It’s enough to make one’s head spin, or to at least hope that someone might combine a variety of services under one roof and just offer connectivity packages.

The role of wholesalers.

It’s not that companies don’t want to take on the role of aggregating connectivity for customers, but that the wholesale market for access has a few roadblocks, according to the report. One roadblock is how devices will be identified on M2M networks. From IP addresses to individual mobile subscriber numbers, there are a variety of ways to authenticate devices on a network. But not all methods of identification are available to everyone.

In some cases the government will only allow telecom providers to offer identifying numbers, which means only they can provide service for M2M communications. The OECD believes that will keep prices high and limit the market. That brings us to the role governments will have to play in the creation of a viable system. From the report:

Access to a unique and verifiable identity is another important requirement for many M2M applications. The model provided by SIM-cards seems to offer a great deal of flexibility and possibilities. There are other ways of providing a secure identity, but using a SIM-card chip soldered onto a motherboard or integrated into a chipset appears to be a very cost-effective method of providing security. As regulators play an important role in assigning SIM-card numbers (so called ESN-numbers) they will have to take this role into account in terms of the future of M2M.

The role of regulation

In asking governments to rethink their regulatory environment for a new age of communications built on IP networks and between people, machines and back-end computers processing data, the report hits on an increasingly common problem of the Internet age. Ironically, a decade or so after IP communications became widespread in the U.S. we are only now getting to a place in our regulatory regime where the government is discussing how this changes the way laws should be written and enforced. Legislation and regulation lagging the marketplace isn’t new, but the OECD report makes a good first step in understanding one of the next regulatory battles looming on the horizon.

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Nokia confirms Lumia 900 doesn’t have Pentile display

Posted by on Thursday, 12 January, 2012
Nokia Twitter

While we knew the Lumia 900 would have “Clear Black” AMOLED display, what we didn’t know was whether it would sport a Pentile Matrix layout (like the Lumia 800). Well, fret no more friends, it’s official — the Lumia 900 has a full battery of subpixels in an RGB array. Nokia confirmed as such earlier via it’s US Twitter account in reply to a user’s inquiry. Between LTE and the RGB panel it looks like Nokia has its first genuinely lust-worthy Mango device on its hands.

Nokia confirms Lumia 900 doesn’t have Pentile display originally appeared on Engadget on Wed, 11 Jan 2012 23:59:00 EDT. Please see our terms for use of feeds.

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