Autonomous, multi-channel USB data acquisition transducers
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United States of America Patent
Stats
-
Oct 13, 2015
Grant Date -
Mar 19, 2015
app pub date -
Aug 7, 2014
filing date -
Jun 27, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A circuit and method of analog data acquisition synchronization from an analog sensor in multiple channels associated with a USB hub. An analog to digital converter connected to the sensor that is part of a USB device has a time and phase corrected sampling clock that is referenced to a start-of-frame traffic signal with a preconfigured message indicating a time offset or delay seen upstream through a USB port. A plurality of similar devices are autonomously synchronized by the same message for multi-channel data acquisition by a locally generated trigger signal that allows a preset amount of delay set by the message. An accelerometer is a preferred sensor for such multi-channel data acquisition.
First Claim
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International Classification(s)
- 2014 Application Filing Year
- G06F Class
- 51669 Applications Filed
- 44228 Patents Issued To-Date
- 85.60 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 1 Citation Count
- G06F Class
- 8.54 % this patent is cited more than
- 10 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Apr 13, 2027 |
