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Dive into the research topics where Letsch Andreas is active.

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Featured researches published by Letsch Andreas.


Archive | 2010

Laser spark plug for internal combustion engine of motor vehicle, has sensor unit for partially detecting optical power radiated over optical input, where sensor unit has detector arranged in area of plug turned away from combustion chamber

Letsch Andreas


Archive | 2010

Fiber support for use in laser assembly, for supporting or fixing section, particularly end section of optical fiber, is provided with section of optical fiber that lies in plane defined by surface of fiber support

Stoppel Klaus; Herden Werner; Nuebel Karl-Heinz; Schwarz Hans-Jochen; Vogel Manfred; Letsch Andreas


Archive | 2013

Semiconductor device i.e. interdigitated-back-contact-solar cell, manufacturing method, involves selectively coating dopant-source material on surface regions with high wettability, and advancing dopant from material into dopant regions

Letsch Andreas; Diez Michael


Archive | 2013

Method for manufacturing e.g. vertical cavity surface emitting laser of circuit arrangement, involves electrically insulating two component regions of wafer element from each other by ion implantation and/or laser doping

Schwarz Hans-Jochen; Astner Martin; Letsch Andreas


Archive | 2013

Verfahren zur Herstellung eines strukturierten Mehrschichtsystems

Letsch Andreas; Diez Michael; Gauch Roland


Archive | 2011

Beam splitter for use in laser device utilized for ignition device of internal-combustion engine of motor vehicle, has prisms provided with sides and connected by optical boundary layer that forms flat level

Letsch Andreas


Archive | 2017

Arrangement with heat-insulating switch and heat insulation

Letsch Andreas; Thielen Joerg; Tenzer Martin


Archive | 2017

Method for Producing a Gas Sensor Device for Detecting at Least One Gaseous Analyte, and Gas Sensor Device for Detecting at Least One Gaseous Analyte

Widenmeyer Markus; Letsch Andreas; Kunz Denis; Roelver Robert


Archive | 2017

Gehäusesystem eines Batteriemoduls, Batteriemodul mit einem solchen Gehäusesystem und Verfahren zu dessen Temperierung sowie Batterie

Doege Volker; Letsch Andreas; Thielen Joerg; Tenzer Martin; Kerkamm Ingo


Archive | 2016

Solarthermisches Element zur Temperierung eines Batteriepacks bei gleichzeitiger Verminderung des Fahrzeugklimatisierungsbedarfs

Sauter Ulrich; Letsch Andreas

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