Data acquisition and evaluation system, esp. for shareholder meetings - uses single card per person for removing entry, exit and voting via readers, linked to computer

摘要

The data acquisition and evaluation system uses data carriers inserted into readers for entry and voting. A group of portable data acquisition and display devices is connected via a radio link to a computer. A second set of fixed data acquisition and display devices is directly or indirectly connected to or communicates with the computer. Entry and voting cards are selectively inserted into the first and second group depending on information type. USE/ADVANTAGE - Esp. for use at shareholder meetings for flexible, rapid data acquisition using one card per person.