Abstract: In MIMO-OFDM system, channel estimation is a crucial step for achieving stable data transmission. The base station (BS) can achieve accurate channel estimation by sending pilot signals.

Add articles to your saved list and come back to them any time. An overhead wire that crippled Sydney’s rail system in May, stranding passengers and causing major delays for days, was detected as a ...

Produced by Kleem Productions and presented by Hombale Films, Mahavatar Narsimha is the first instalment in the planned animated seven-part Mahavatar Cinematic Universe, based on the ten avatars of ...

Blisslights Oblivia is designed to be an ambient projector for outdoor use — on paths, patios or fences. Its projections are suitable for space-themed parties and is waterproof and dustproof for ...

Main Street magic where the clock tower keeps time and prices stay frozen in 1975. Photo credit: Joseph Here’s a secret that locals don’t want to share – Brookville might be Pennsylvania’s best-kept ...

WASHINGTON — President Donald Trump said Friday the U.S. military has carried out its third fatal strike against an alleged drug smuggling vessel this month. Trump in a social media posting said the ...

WZATCO, one of India’s home entertainment brands, has announced the launch of its latest smart projectors – WZATCO Alpha Xtreme and Legend Optimus. “Available now on Amazon and the WZATCO website, the ...

Porirua train commuters were stuck on board for about three hours after an overhead wire snapped this morning. KiwiRail said the overhead infrastructure was not “that old” and it did not know why the ...

Greater Anglia had to offload a 12 carriage train through one set of doors Three hundred commuters were stuck on a train for about three hours after its journey to London was hampered by a tree on the ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. The evening temps might be ...

Now that backpacks have been broken in and new routines have been set, Idaho’s elementary classrooms are bustling with kids mastering multiplication tables, conquering their first chapter books and ...