LTE

Qualcomm announced its first LTE Advanced Pro modem, the X16 LTE, last February, supporting downlink speeds of up to 1.0 Gbps. Today the company announced its second-generation gigabit class LTE modem, the Snapdragon X20 LTE, along with some new RF front-end components. The Snapdragon X20 LTE modem will use Samsung’s latest 10nm LPE process and offer a few key enhancements over the X16 LTE modem integrated into the Snapdragon 835 SoC. First, the X20 gains support for 5x carrier aggregation (5x20MHz), allowing for more flexible use of available licensed and unlicensed spectrum with over 1000 possible carrier aggregation band combinations. It also increases the number of usable spatial streams from 10 to 12 by performing 4x4 MIMO on three aggregated carriers. These improvements allow the...

Nexus 4 JDQ39 4.2.2 OTA Update Removes Unofficial LTE on Band 4

Just after it launched, we discussed how the Nexus 4 included undocumented support for LTE on Band 4 (AWS) which could be enabled simply by choosing the appropriate RAT...

18 by Brian Klug on 2/13/2013

Broadcom Announces BCM21892 - Their First 4G LTE-Advanced Baseband

It was teased at this year's CES demonstrating VoLTE calls, we saw it working in a reference design, and today, Broadcom is finally ready to make their first LTE-enabled...

17 by Brian Klug on 2/12/2013

CES 2013 LTE Throughput Face-Off - AT&T versus Verizon Wireless

Last year I ran a series of speedtests on both AT&T and Verizon Wireless LTE during CES, the results of which were pretty interesting. My friends continue to poke...

25 by Brian Klug on 1/13/2013

LTE Broadcast (EMBMS) Shown Running on Verizon's Band 4 LTE on Qualcomm Hardware

Another demo I was impressed by at the Qualcomm booth was LTE Broadcast (EMBMS - Evolved Multimedia Broadcast / Multicast Service) demonstrated on a live test network showing an...

0 by Brian Klug on 1/11/2013

Qualcomm Demos Category 4 LTE (150 Mbps) running on Snapdragon 800 / MSM8974

At Qualcomm's booth among a number of other Snapdragon 800 (the newly-announced SoC formerly or also known as MSM8974) demos was one that caught my attention. Qualcomm setup a...

5 by Brian Klug on 1/11/2013

Broadcom Teases its first LTE-enabled Baseband with VoLTE Demo

I dropped by Broadcom during CES, and while we've already covered most of what they had to show off, one of the things which immediately caught my eye was...

2 by Brian Klug on 1/11/2013

Nexus 4 Includes Support for LTE on Band 4 (AWS)

I noted in my review of the LG/Google Nexus 4 that the device included hardware necessary for LTE on at least some of its bands, namely bands 1 (2100...

48 by Brian Klug on 11/23/2012

Why the iPhone 5 Lacks Support for Simultaneous Voice and LTE or EVDO (SVLTE, SVDO)

So we've seen the new iPhone, and had a chance to briefly play with it at the demo room, but as I've learned in the past so many times...

90 by Brian Klug on 9/14/2012

AT&T Announces 7 New Live LTE Markets, 2 Expansions, 47 More Before End of 2012

In a flurry of press releases today, AT&T announced a slew of new 4G LTE (Long Term Evolution) markets. The news includes a total of 54 new markets, 7...

13 by Brian Klug on 9/6/2012

Samsung Galaxy Note II Revealed at IFA 2012

Alongside their upcoming line up of Windows devices, Samsung saw fit to reveal the successor to their Galaxy Note at their IFA press conference. The Samsung Galaxy Note II...

15 by Jason Inofuentes on 8/29/2012

T-Mobile RF Engineer Does Reddit AMA - Answers a Few LTE Questions

In the past, carriers have been guarded if not purposely opaque about things like radio network planning, infrastructure rollouts, and other competitive details. With the smartphone boom well underway...

14 by Brian Klug on 8/8/2012

HTC Droid Incredible 4G LTE Joining Verizon Wireless July 5 for $149

We saw it first at CTIA, one of the few devices launched there, and after a long wait it's here; the Droid Incredible 4G LTE by HTC will be...

13 by Jason Inofuentes on 7/2/2012

Samsung Galaxy S III Coming To 5 US Carriers In June

Last year's Galaxy S II US launch was . . . complicated. In addition to waiting for months after the International launch, US carriers saw fit to vary their...

13 by Jason Inofuentes on 6/4/2012

Galaxy Nexus CDMA/LTE 4.0.4 IMM76K Update Rolling Out

It has been nearly four months since I originally wrote about the CDMA/LTE Galaxy Nexus 4.0.4 update, which changed the signal to bars mapping, improves stability, and brought other...

13 by Brian Klug on 6/2/2012

Nvidia Icera 410 LTE Modem Passes AT&T Network Validation

Since acquiring Icera, Nvidia has been busy readying itself for the next level of integration - selling baseband in addition to APs (Application Processors), and further down the road...

8 by Brian Klug on 5/24/2012

Clearwire Announces Initial TDD-LTE Network Launch Early 2013

Clearwire has been talking about deploying TDD-LTE (Time Division Duplexing, as opposed to FDD) on its 2.5 GHz spectrum for some time now, and has announced some more launch...

14 by Brian Klug on 4/26/2012

Sprint makes its Galaxy Nexus Variant Official - $199 with $40 Google Wallet Credit

In a move that shouldn't be surprising to anyone, Sprint has made a Galaxy Nexus variant tailored for its own CDMA2000 and LTE network official in an announcement today...

12 by Brian Klug on 4/16/2012

Lumia 900 Memory Management and Data Fix Now Available

A short time after the Lumia 900 went on sale, users started reporting data connectivity issues affecting both 3G HSPA+ and 4G LTE on AT&T. Although I didn't encounter...

12 by Brian Klug on 4/13/2012

Nokia Acknowledges Lumia 900 Data Issue, Offers Fix and $100 Credit

In the short time I spent with our Nokia Lumia 900 review unit, I never encountered any loss of data connectivity issues either on AT&T LTE, AT&T HSPA+. Nevertheless...

13 by Brian Klug on 4/11/2012

HTC And Sprint Announce The EVO 4G LTE: Krait and LTE, on Sprint for $199 [Updated w/ Hands-on]

HTC and Sprint teamed up today to announce the latest in the EVO line: the EVO 4G LTE. So, not the most novel name, but it gets to the...

22 by Jason Inofuentes on 4/4/2012

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