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, ...

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 ...

近期有报道称国际电信联盟（ITU）已经将WiMax、HSPA+、LTE正式纳入到4G标准里，加上之前就已经确定的LTE-Advanced和WirelessMAN-Advanced这两种标准，目前4G标准已经达到了5种。在中国的3G才刚刚普及起来的时候，4G已经进入到标准确立的阶段，不由得让人感叹通信技术的 ...

新浪科技讯 12月4日下午消息，根据工信部的公告，我国发放4G牌照，三家运营商将同步获得首批4G牌照，为TD-LTE制式。 4G指的是第四代移动通信技术。按照国际电信联盟的定义，4G技术需满足如下条件：静态传输速率达到1Gbps，用户在高速移动状态下可以达到100Mbps。

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 ...

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 ...

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 ...

TD-LTE has become the mainstream global choice for the construction of 4G asymmetric frequency spectrum networks, with the GSA calculating that commercial TD-LTE services were already in operation by ...

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 ...

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 ...

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 ...