With the rollout of a global mobile standard like 4G LTE there are 20 or more frequency bands and operators have found themselves struggling with RF front end circuit technologies not up to the task, ...

WASHINGTON—There are a growing number of cases where there has been actual or alleged interference to 4G LTE installations. These situations have occurred largely at co-located transmitter sites where ...

Apple’s LTE chip supplier Qualcomm announced on Thursday that it hopes to tackle cellular radio frequency band fragmentation with the first “single, global 4G LTE design” for mobile devices. With over ...

LTE is likely the most complex wireless system ever developed. It incorporates features that could not have been economically implemented as recently as a decade ago. Today, with large-scale ICs, LTE ...

The widespread acceptance of 4G LTE was supposed to unite wireless operators around the globe. But the worldwide spectrum crunch is making international roaming a tough problem to solve. Marguerite ...

In the Oct. 15 issue of Radio World Engineering Extra, I discussed the growing number of cases where there has been actual or alleged interference to 4G LTE installations (Is There a 4G Problem?).

Observed 4G LTE market coverage available to subscribers, Performance of typical user activities: Web surfing, Skype calls, streaming video, checking email and uploading and downloading files.

Samsung's not one to shy away from releasing zillions of different versions of essentially the same phone, but its two latest models are intriguing in one specific way. The Galaxy S4 and S4 Mini are ...

Telecom test and measurement company Anritsu has introduced three frequency options — for LTE 4G testing — for its PIM Master MW82119A battery-operated, portable test analyzer. The new options provide ...

Intel® XMM™ 7160 LTE modem is now shipping in the 4G version of the Samsung GALAXY Tab 3 (10.1) – available in Asia and Europe. Intel® XMM™ 7160 provides multimode (2G/3G/4G LTE) voice and data with ...

Ericsson has announced plans overnight to use new software to upgrade commercial 4G long-term evolution (LTE) networks worldwide to enable peak speeds of up to 1 gigabit per second. The Ericsson ...