Finland' mobile service provider Ukkoverkot and Huawei have signed a contract to deploy a commercial LTE 450MHz network on the LTE 450MHz Global event in Amsterdam.

U.S. mobile operator Sprint has announced improved 3G and all-new 4G LTE network, which now includes Sprint Spark, in Chicago. According to sprint, the company undertook a massive initiative to “rip and replace” equipment from its 38,000 cell sites across the country.

Huawei has commercially launched its E398 modem, the triple-mode LTE modem that supports LTE, 3G, and 2G network access.

Clearwire plans to roll-out LTE next year. Operator intends to have its first wave of TD-LTE 5,000 cell sites up and running by June 2013, FierceWireless reported earlier. With TDD-LTE rollout, Clearwire expects to capitalize on its deep spectrum resources to deliver on 4G capacity needs over the long-term.

Australian carrier Vodafone has announced that it is completely modernizing and consolidating its core network with Ericsson. According to operator, its new core network will offer greater network agility and flexibility, create cost efficiencies, and enable the introduction of new LTE (4G) services. 

Nokia Networks launches its third consecutive Open Innovation Challenge in Espoo, Finland and the focus of this year’s challenge is on the Internet of Things (IoT) domain. Nokia invites innovative ideas, technologies, or business models addressing opportunities in the IoT domain.

AT&T plans to introduce mobile 5G service in a dozen markets by late 2018. In addition, the company expects to trial 5G technology with businesses of all sizes across industries to help them to transform business operations and create more engaging experiences for their customers.