Gathering data concerning publication usage
US8444180B2 · kind B2 · utility
3Cited by
10References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 2007 |
| Grant date | May 21, 2013 |
| Priority date | — |
| Expiry date | Oct 23, 2028 |
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.