Gathering data concerning publication usage
US9132689B2 · kind B2 · utility
1Cited by
64References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2005 |
| Grant date | Sep 15, 2015 |
| Priority date | — |
| Expiry date | Oct 21, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB42P2221/00
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.