Karel Hajek

According to our database, Karel Hajek authored at least 8 papers between 1998 and 2018.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2018

System of Standard Approximations for Optimum Frequency Filter Design.

Karel Hajek

Proceedings of the 15th International Conference on Synthesis, 2018

Increased Sensitivity of Ultrasonic Radars for Robotic Use.

Karel Hájek

Proceedings of the Modelling and Simulation for Autonomous Systems, 2018

2011

Low-distortion current-mode quadrature oscillator for low-voltage low-power applications with non-linear non-inertial automatic gain control.

Josef Bajer, Jiri Vavra, Dalibor Biolek, Karel Hajek

Proceedings of the 20th European Conference on Circuit Theory and Design, 2011

2006

Time domain analysis of analog filters in MATLAB environment.

Karel Zaplatilek, Karel Hajek

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2006), 2006

2005

Minimization of offset of the tunable LP filters.

Karel Hajek, Jirí Sedlácek, Bohumir Sviezeny

Proceedings of the 2005 European Conference on Circuit Theory and Design, 2005

2002

New circuits for realization of the 1st and 2nd order all-pass LC filters with a better technological feasibility.

Karel Hajek, Z. Sedlacek, B. Sviezeny

Proceedings of the 2002 International Symposium on Circuits and Systems, 2002

General multiple LC prototype filter solutions and optimization.

Karel Hajek, Jirí Sedlácek

Proceedings of the 2002 9th IEEE International Conference on Electronics, 2002

1998

Design of optimum high order crossover coefficients.

Karel Hájek, Jirí Sedlácek

Proceedings of the 5th IEEE International Conference on Electronics, Circuits and Systems, 1998