Invention Grant
US09132689B2 Gathering data concerning publication usage 有权
收集有关出版物使用的数据

Gathering data concerning publication usage
Abstract:
Methods and systems for measuring and gathering data relating to publication usage by participants in publication readership studies. Some methods and systems employ portable monitors carried by participants of the studies along with publications fitted with various devices, such as piezoelectric transducers, RFID tags and others devices and circuits.
Public/Granted literature
Information query
Patent Agency Ranking
0/0