Projets-2015-2016-Sonotone

Subject: Sonotone

Supervisors:

• Jérôme Maisonasse

Students:

• HATTINGUAIS Julian (RICM4)
• LECORPS Germain (RICM4)
• VOUTAT Manuel (RICM4)

Week 1 (January 18th - January 24th)

Objectives

Documentation on sonotone (learning process)
Study of software already used for hearing aid (learning process)
Learning of a new programmation language : python with NUMPY and SCYPI modules

Work done

Assembling the needed documentation
A few prototypes and little program on Fourier transform and signal edition

Problems faced

Difficulties to apply a filter to an audio signal in python

Week 2 (January 25th - January 31th)

Objectives

Prototype of an equalizer filter (3 weeks job)
Learning of new concepts in Signal Processing

Work done

More prototypes about filters and signals edition
Learning of the concepts we need for peacking filter and z-transform

Problems faced

Difficulties to apply our theoritical knowledge of a numerical processing

Week 3 (February 1st - February 7th)

Objectives

Prototype of an equalizer filter (3 weeks job)
Apply a gain on a specific frequency (by peaking filter)

Work done

prototype of a peaking filter which works and which is performant

Problems faced

Difficulties to apply the gain the correct frequency

Week 4 (February 8th - February 14th)

Objectives

Prototype of an equalizer filter (3 weeks job)
Graphic equalizer

Work done

Graphic equalizer done!

preview of the graphic equalizer.

Week 5 (February 15th - February 21st)

Objectives

Prototype d'un equaliseur paramétrique

Week 6 (February 29th - March 6th)

Objectives

Filtrage en temps réel

Week 7 (March 7th - March 13th)

Objectives

Filtrage en temps réel

Week 8 (March 14th - March 20th)

Objectives

Filtrage en temps réel

Week 9 (March 21st - March 27th)

Objectives

Filtrage en temps réel/GUI (Design, IHM…)

Week 10 (March 28th - April 3rd)

Objectives

GUI (Design, IHM…)