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Latest external collaboration on country level. Dive into details by clicking on the dots.

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Dive into the research topics where Jeffrey Campbell is active.

Publication


Featured researches published by Jeffrey Campbell.


Archive | 2010

Wireless soil sensor utilizing a RF frequency for performing soil measurements

Jeffrey Campbell; Katayoun Sohrabi; Clayton R. Karmel


Archive | 2010

Method and system for monitoring soil and water resources

Carmen Magro; Jeffrey Campbell


Archive | 2011

Automatic efficient irrigation threshold setting

Jeffrey Campbell; Katayoun Sohrabi; Clayton R. Karmel; Carmen Magro


Archive | 2012

RF amplifier tuning method for coping with expected variations in local dielectric

Katayoun Sohrabi; Jeffrey Campbell


Archive | 2010

Method and system for soil and water resources

Jeffrey Campbell; Kathy Sohrabi; Clayton R. Karmel; Carmen Magro


Archive | 2010

Adaptive irrigation control

Jeffrey Campbell; Clayton R. Karmel


Archive | 2009

Wireless soil sensor

Jeffrey Campbell; Clayton R. Karmel; John Hubble


Archive | 2010

Method and system for improving a communication range and reliability of a soil sensor antenna

Jeffrey Campbell; Kathy Sohrabi; Clayton R. Karmel


Archive | 2010

Methods for performing soil measurements including defining antenna configuration based on sensor burial depth

Carmen Magro; Jeffrey Campbell; Katayoun Sohrabi; Clayton R. Karmel


Archive | 2010

Method for soil analysis

Carmen Magro; Jeffrey Campbell

Collaboration


Dive into the Jeffrey Campbell's collaboration.

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