IEEE 1471 is an IEEE Standard for describing the architecture of a software-intensive system, also known as software architecture. It has been superseded by ISO/IEC/IEEE 42010:2011, Systems and software engineering — Architecture description.
Read more about IEEE 1471: Overview, History, The Purpose of An Architecture Description, IEEE Terminology Related To Software Architecture, IEEE Conceptual Framework For Architecture Description, Conformance To The IEEE 1471