Computing, Telecommunication and Control Информатика, телекоммуникации и управление 2687-0517 20 Transcrane ultrasonic dopler system receiver with the expanded range of registered cerebral blood-groove speed indicators Приемник транскраниальной ультразвуковой доплеровской системы с расширенным диапазоном регистрируемых скоростных показателей церебрального кровотока Stepanov Evgeny sea@rphf.spbstu.ru Yuhnev Andrey a.yukhnev@mail.ru 10 08 2011 4 128 121 129

Principles of transecrane ultrasonic dopler constraction are considered including an anatomic disposal of arterial formations. Channel signal filtration principle is introduced. This allows extending range of measured maximum blood-groove speed.

 transkrane brain blood supply limit Nyquist systolic speed haemodynamics the blood-groove phantom