Valtonen, Martti

name

• Valtonen, Martti

Authored works

• A new synthesis method for branch-guide directional couplers
• Ammatillisten kurssikeskusten metallialan esikurssien matematiikka ohjelmoituna opetuksena
• Aplac2 - a flexilde DC and time domain circuit analysis program for small computers
• AplacI - a flexible frequence domain circuit analysis program for small computers
• Calculation of various-order sensitivities in linear and nonlinear networks
• Computer-aided design of microwave circuits
• Equivalence in sensitivity calculation between direct differentation and the method based on Tellegen's theorem
• Explicit design formulas for branch-guide directional couplers
• Measurement of network sensitivities using voltage and impedance measurements
• Microwave circuit simulation using higher-order dynamic elements
• Passiiviset suodattimet
• Piirianalyysi : Osa 2, Muutosilmiöt, systeemifunktiot ja siirtojohdot
• Synthesis of lossless networks consisting of cascaded commensurate transmission lines and frequency-invariant two-ports

Works contributed to

• Aplac : an object-oriented analog circuit simulator and design tool : Aplac 6.2 quick reference manual
• Aplac : circuit simulation and design tool : Aplac 7.0
• Aplac optimization interface
• Aspects of microwave field effect transistor oscillator design
• BJT model in APLAC
• BSIM model in APLAC
• Chalmers MESFET model in APLAC
• Combined electrical and thermal circuit simulation using APLAC : Part B, Electrothermal diode and transistor
• Identification of cascaded microwave circuits with moderate reflections using reflection and transmission measurements
• IGBT model in APLAC
• Implementation of single and coupled microstrip lines in APLAC
• Improved description of base dynamics in the modeling of bipolar transistors
• Measurement-based MESFET model in APLAC
• MEXTRAM 503 BJT model in APLAC
• Modeling of trapping and abrupt doping effects in MESFET's using R-dynamic
• MOSFET level 1 and 2 models in APLAC
• MOSFET level 3 model in APLAC
• Normalized determinant function and stability envelope
• Optimization methods in APLAC
• Small-signal harmonic analysis of nonlinear circuits
• Steady-state time-domain analysis including frequency-dependent components
• The implementation and development of a time-domain model of dispersive transmission line
• Theory of nonreciprocal and nonsymmetric uniform transmission lines
• Transient analysis of circuits including frequency-dependent components using transgyrator and convolution

Works about Valtonen, Martti

• Kutsu kuulemaan sitä julkista esitelmää, jonka Teknillisen korkeakoulun teoreettisen sähkötekniikan professori Martti Erik Valtonen pitää virkaanastujaisissaan lokakuun 12. päivänä 1982