Industry WIKI

Broadcast Data Systems (also known as Nielsen BDS, BDS or Luminate BDS) was a service that tracks radio, television and internet airplay of songs. The service, which is a unit of MRC Data, is a contributing factor to North American charts published by co-owned magazine Billboard, including the Billboard Hot 100 and Canadian Hot 100, when combined with sales and streaming data from Sounds

NIQ (also known as NielsenIQ, formerly known as ACNielsen or AC Nielsen) is an American marketing research firm, with worldwide headquarters in Chicago, Illinois, United States. The company has approximately 30,000 employees and operates in more than 100 countries. NIQ acquired German market research firm GfK in 2023.