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Patent Searching and Data


Title:
MATCHED PAIR TRANSISTOR CIRCUITS
Document Type and Number:
Japanese Patent JP2016122019
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an array of sensors arranged in matched pairs of transistors with an output formed on a first transistor and a sensor formed on the second transistor of the matched pair.SOLUTION: Each matched pairs is arranged such that a second transistor of the matched pair is read through an output of a first transistor of the matched pair. The first transistor of the matched pair is forced into a saturation (active) region to prevent interference of the second transistor on the output of the first transistor. A sample is taken of the output. The first transistor is then operated in a linear region, allowing the sensor formed on the second transistor to be read through the output of the first transistor. A sample is taken from the output of a sensor reading of the second transistor. A difference is formed of the two samples.SELECTED DRAWING: Figure 1

Inventors:
KEITH GLEN FIFE
Application Number:
JP2016073985A
Publication Date:
July 07, 2016
Filing Date:
April 01, 2016
Export Citation:
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Assignee:
LIFE TECHNOLOGIES CORP
International Classes:
G01N27/414
Domestic Patent References:
JPH11266404A1999-09-28
JP2008215974A2008-09-18
JP2010022063A2010-01-28
JP2009047688A2009-03-05
JP2012506557A2012-03-15
Foreign References:
WO2008007716A12008-01-17
US20050230245A12005-10-20
Attorney, Agent or Firm:
Hatsushi Shimizu
Masao Haruna
Hirotaka Yamaguchi
Toshi Gobe
Ryuichi Inoue
Toshimitsu Sato
Koichi Niimi
Tomohiko Kobayashi
Masato Ozeki
Yoshihiro Igarashi
Kazuya Kawamoto