Inhoudsopgave
College week 1, scanvlakken en terminologie.................................................................................................3
Scanvlakken..........................................................................................................................................................3
Terminologie........................................................................................................................................................3
Echofysica - Ultrageluid en Beeldoptimalisatie............................................................................................... 5
Basisprincipes van Geluid en Ultrageluid.............................................................................................................5
Types Golven in Ultrageluid.................................................................................................................................5
Basisformules.......................................................................................................................................................5
Voortplantingssnelheid en Akoestische Impedantie............................................................................................5
Wetten van Snellius en Reflectie..........................................................................................................................6
Verzwakking van Geluidsgolven...........................................................................................................................6
Beeldoptimalisatie: Timed Gain Compensation (TGC) en Gain............................................................................6
College Week 3 - Transducer.......................................................................................................................... 7
Inleiding................................................................................................................................................................7
Piëzo-elektrisch effect..........................................................................................................................................7
Trilling en Puls Echo Techniek..............................................................................................................................7
Golfbeweging en Resonantie...............................................................................................................................7
Signaalbewerking.................................................................................................................................................8
Mechanische Transducers....................................................................................................................................8
Elektronische Transducers....................................................................................................................................8
Samenvatting van de Belangrijkste Begrippen....................................................................................................9
Weergave modi........................................................................................................................................... 10
1. Amplitude Mode (A-mode)............................................................................................................................10
2. Brightness Mode (B-mode)............................................................................................................................10
Van A mode naar B mode..................................................................................................................................10
3. Temporal Resolution (Beeldfrequentie).........................................................................................................10
4. Motion Mode (M-mode) (1D)........................................................................................................................11
5. Duplex Mode..................................................................................................................................................11
6. 3D en 4D Mode..............................................................................................................................................11
7. Geheugen en Opslag......................................................................................................................................11
Samenvatting.....................................................................................................................................................11
Beeldkwaliteit.............................................................................................................................................. 12
Beeldkwaliteit en Resolutie................................................................................................................................12
Overige Technieken die Beeldkwaliteit Beïnvloeden..........................................................................................12
, Samenvatting van Beeldkwaliteit en Parameters..............................................................................................13
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller student1345768. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $6.33. You're not tied to anything after your purchase.