## Result of feature survey

Many thanks to all who participated in the feature survey of QucsStudio!
The result can be seen below. The first column contains the number of people
who requested the feature that is mentioned in the second column.

period: 7th December 2015 ... 1st March 2016

Number of participants: 21

## Most wanted list

5 | EM simulator |

5 | real-time tuning of parameters using sliders |

5 | new components: transformers (magnetic core, 3-phase, complex ratio, Laplace), power probe, lossy inductor & capacitor, C language block, interdigital capacitor |

3 | improved circuit optimizer |

2 | complete library of stripline components |

2 | improve Harmonic Balance simulation, e.g. convergence |

2 | Harmonic Balance simulation for oscillators including noise analysis |

2 | improve simulation speed, use of several CPU cores |

2 | all equation functions useable in diagrams and simulations |

2 | import models with a SPICE-like format |

2 | create component models from measurement values |

1 | complete layout tool with DRC, LVS and PEX |

1 | distributed components (e.g. microstrip lines) in PCB layouter |

1 | improved Gerber viewer |

1 | output operation points of non-linear components |

1 | transient simulation of frequency domain devices |

1 | convergence helper |

1 | load-pull analysis |

1 | worst-case simulation |

1 | sensitivity analysis |

1 | envelope simulation |

1 | Z transform simulation |

1 | new diagram: histogram |

1 | color of graphs according to resistor color code |

1 | marker values useable in equations |

1 | use sliders to input values in equations |

1 | sheet frame to contain filename and directory |

1 | implementation of BSIM models |

1 | implementation of all CMC models |

1 | schematic symbols for VerilogA files |

1 | extended VerilogA support (e.g. ddx() ) |

1 | different port types for digital subcircuits (e.g. std_logic) |

1 | possibility to show underscore in graphic text |

1 | more tolerant CSV import (semicolon as separator, first line as comment) |

1 | give control to external programs (COM inteface) |

1 | import of Qucs files |

1 | forum for discussions |