Optics: measuring and testing – Range or remote distance finding – With photodetection
Reexamination Certificate
2011-01-04
2011-01-04
Tarcza, Thomas H (Department: 3662)
Optics: measuring and testing
Range or remote distance finding
With photodetection
C356S003010, C356S004100, C356S005100
Reexamination Certificate
active
07864303
ABSTRACT:
According to the invention, the sensitivity of a method for electronic measurement may be improved, carried out by the principle of heterodyne reception with the steps of broadcast of pulsed electromagnetic radiation (ES) with at least one pulse repetition frequency, reception of back-scattered radiation (RS), whereby the back-scattered radiation (RS) is converted into a received signal, mixing of the received signals, determination of at least one time parameter from the at least one output signal, whereby on mixing the received signals at least two pulsed mixed signals are mixed to give at least two output signals and the at least two mixed signals are phase-shifted relative to each other.
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Benz Paul
De-Lange Martin
Hinderling Jürg
Leica Geosystems AG
Ratcliffe Luke D
Tarcza Thomas H
Workman Nydegger
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