Portable 4G LTE backpack company LiveU has raised $27 million in new financing led by Lightspeed Venture Partners, with participation existing backers Canaan Partners, Carmel Ventures, and Pitango Venture Capital. The product is popular among broadcasters such as BBC News and NBC, and others looking to upload live video in the field. The Hackensack, New Jersey-based company has raised approximately $50 million to date [Source VentureBeat]