Shipments of fronthaul optical transceiver (OTRX) modules declined in 2016, mirroring the trend in remote radio unit (RRU) shipments, and will bottom in 2019, awaiting the growth of 4.5G, 4.9G and 5G to pull the industry into its next growth cycle, according to market analyst Earl Lum.
Wolfspeed grew revenue 30 percent year-over-year during the second quarter of fiscal 2018, to $70.6 million, which reflected strong demand for SiC devices for electric vehicles. The better-than-expected revenue was limited by production capacity, as the capital investment to double Wolfspeed’s capacity won’t be fully online until the end of calendar 2018.
Mitsubishi Electric US Inc. will present a hands-on mini lab showcasing its high-efficiency, wideband GaN Doherty amplifier at Radio Wireless Week 2018 (RWW2018), held January 15–16 in Garden Grove, California.
Qualcomm Technologies Inc., a subsidiary of Qualcomm Inc., announces radio frequency front-end (RFFE) design wins with a host of leading original equipment manufacturers (OEM), including Google, HTC, LG, Samsung and Sony Mobile.
Micro Harmonics announced the availability of E- and W-Band isolators with low insertion loss and superior isolation. Using a diamond substrate to channel heat to the waveguide block, power handling exceeds the current state-of-the-art.
AT&T plans to introduce mobile 5G service in a dozen markets by late this year (2018), saying it expects to be the first U.S. operator to do so. In a release, the company updated its other efforts to improve connectivity through fixed wireless access and IoT services.
Verizon, Ericsson and Qualcomm Technologies completed a trial of frequency-division duplex (FDD) massive MIMO on Verizon’s network in Irvine, California. The companies said this was the first successful FDD massive MIMO trial with a fully compatible customer device.
Book review and conversation with coauthors Moe Rahnema and Marcin Dryjanski
December 23, 2017
With all the conversation about 5G, you'd think LTE is on its deathbed. Not so. My recent conversation with the coauthors of “From LTE to LTE-Advanced Pro and 5G” explains the continuing evolution of LTE and how 4G will hold its own with 5G.