BEAVERTON, Ore.--(BUSINESS WIRE)--Planar Systems, Inc. (Nasdaq: PLNR), a global leader in display and digital signage technology, announced today that the waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976, as amended (“HSR”), applicable to its proposed acquisition by Leyard Optoelectronic Co., Ltd., was terminated early by the United States Federal Trade Commission on September 17, 2015. As previously announced on August 12, 2015, Leyard and Planar have entered into