$Parkervision(PRKR)$ 8-K - Current report Filed: 2016-02-26 AccNo: 0001398344-16-010273 Size: 201 KBItem 1.01: Entry into a Material Definitive AgreementItem 3.02: Unregistered Sales of Equity SecuritiesItem 7.01: Regulation FD DisclosureItem 9.01: Financial Statements and Exhibits 网页链接