Intellectual property [IP] blocks or IP cores

IP block, IP core IP block IP core IP cores [IP] block [IP] blocks The terms IP block and IP core are used as synonyms and relate to reusable unit of logic, cell, or integrated circuit (commonly called a "chip") layout design that is the intellectual property of one party. The term is derived from the licensing of the patent and/or source code copyright that exist in the design. IP cores can be used as building blocks within application-specific integrated circuit (ASIC) designs or field-programmable gate array (FPGA) logic designs during the floorplanning design stage of a circuit.