Data processing apparatus
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United States of America Patent
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-
Feb 25, 1992
Issued Date -
N/A
app pub date -
Oct 19, 1990
filing date -
Sep 9, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A data processing apparatus for use in an electronic data research system in which data produced at respective panelist' home is transmitted to a data center via a telephone link which is commonly used by a telephone set of the panelist' home, there are provided a center call mode in which the data is transmitted to the data center in response to the polling from the data center within a predetermined time gate, a terminal call mode in which the data is transmitted to the data center at a predetermined time out of the time gate, and a real time mode in which current data is transmitted to the data center while the connection between the panelist home and data center via the telephone link is continuously made.
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