SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Form 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 14, 1999 GENERAL INSTRUMENT CORPORATION (Exact Name of registrant specified in its charter) Delaware 001-12925 36-4134221 (State of Incorporation) (Commission File Number) (IRS Employer Identification No.) 101 Tournament Drive Horsham, PA 19044 (Address of principal executive offices) Registrant's telephone number: (215) 323-1000 Item 5. Other Events On September 14, 1999, General Instrument Corporation announced the signing of an Agreement and Plan of Merger with Motorola, Inc. and its wholly-owned subsidiary, Lucerne Acquisition Corp. The following information is included herein: (i) Agreement and Plan of Merger among General Instrument Corporation, Motorola, Inc. and Lucerne Acquisition Corp. dated as of September 14, 1999 (Exhibit 2.1), (ii) the related Voting Agreement among Liberty Media Corporation, Motorola, Inc. and General Instrument Corporation dated as of September 14, 1999 (Exhibit 99.1) and (iii) the related press release dated September 15, 1999 (Exhibit 99.2). Item 7. Financial Statements and Exhibits Exhibit 2.1 Agreement and Plan of Merger among General Instrument Corporation, Motorola, Inc. and Lucerne Acquisition Corp. dated as of September 14, 1999. Exhibit 99.1 Voting Agreement among Liberty Media Corporation, Motorola, Inc. and General Instrument Corporation dated as of September 14, 1999. Exhibit 99.2 Press release dated September 15, 1999 announcing Agreement and Plan of Merger among General Instrument Corporation, Motorola, Inc. and Lucerne Acquisition Corp. -2- SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. GENERAL INSTRUMENT CORPORATION (Registrant) By: /s/ Robert A. Scott _______________________________ Name: Robert A. Scott Title: Senior Vice President, General Counsel and Secretary Date: September 15, 1999 -3- INDEX TO EXHIBITS Exhibit Number Exhibit 2.1 Agreement and Plan of Merger among General Instrument Corporation, Motorola, Inc. and Lucerne Acquisition Corp. dated as of September 14, 1999. 99.1 Voting Agreement among Liberty Media Corporation, Motorola, Inc. and General Instrument Corporation dated as of September 14, 1999. 99.2 Press release dated September 15, 1999 announcing Agreement and Plan of Merger among General Instrument Corporation, Motorola, Inc. and Lucerne Acquisition Corp.