Altera Corporation (Altera) is a semiconductor company engaged in designing, manufacturing, and marketing PLDs, hardcopy application specific integrated circuit (ASIC), intellectual property (IP) cores, and associated software development tools. The company serves over 16,000 customers in the telecom and wireless, industrial automation, military and automotive, networking, computer and storage, and other vertical markets including sub-markets of broadcast, consumer, medical and test. Its product portfolio includes devices, intellectual property (IP) cores and proprietary development tools. It operates through three major subsidiaries, namely, Altera International, Inc.; Altera International Limited; and Altera European Trading Company Limited. The company operates in over 19 countries including the US, Japan, China and other countries. It has research and development facilities at Austin, Copenhagen, High Wycombe, Newfoundland, Penang, San Jose, Shanghai and Toronto. Altera is headquartered in San Jose, California, the US. Altera focuses on the development and expansion of its product portfolio across various geographies. The company has entered into various merger, acquisition and joint development agreements. To this end, in May 2013, Altera signed a definitive merger agreement to acquire Enpirion, Inc. In April 2013, it entered into an agreement to acquire TPACK, which delivers complete FPGA-based OTN products targeting packet and optical networking equipment suppliers.