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| Format: | Artículo científico |
| Language: | en |
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Universidad Nacional Autónoma de México
2006
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| Online Access: | https://www.redalyc.org/articulo.oa?id=40470203 |
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| _version_ | 1866815474650578944 |
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| author | P. Acevedo |
| author_facet | P. Acevedo |
| contents | Design and Construction of a Blood Flow Detector Probe for a Continuous Wave Bidireccional Doppler Ultrasound System P. Acevedo M. Fuentes A. Sotomayor F. García E. Moreno Ingeniería doppler signals Ultra sonic Probe blood flow detector The de sign and con struc tion of a blood flow de tec tor probe for a Con tin u ous Wave (CW) BidirectionalDopp ler Ul tra sound sys tem is pre sented. This de vice is based on two pi ezo elec tric ce ram i cs work ing incon tin u ous mode and us ing quad ra ture phase de mod u la tion for de tect ing the blood flow Dopp ler sig nal.The probe gen er ates the I (In phase) and Q (in Quad ra ture) Dopp ler sig nals as au dio. These sig nals arefed to the line in on the PC sound board for fur ther pro cess ing. Os cil la tor-transmitter and de tec -tor-demodulator cir cuits are in te grated into a 1.5 x 9 cm printed cir cuit board (PCB). Pi ezo e lec tric ce -ram ics are placed and con nected 1 cm apart the PCB, this achieves noise re duc tion and in creases theprobe sen si bil ity. The cir cuit de sign al lows op er a tion at 4, 5, 8 and 10 MHz de pend ing on the bloodflow de tec tion depth in ar ter ies or su per fi cial ves sels. 2006 artículo científico 1405-7743 https://www.redalyc.org/articulo.oa?id=40470203 en http://www.redalyc.org/revista.oa?id=404 Ingeniería. Investigación y Tecnología application/pdf Universidad Nacional Autónoma de México Ingeniería. Investigación y Tecnología (México) Num.2 Vol.VII |
| format | Artículo científico |
| id | redalyc_40470203 |
| language | en |
| publishDate | 2006 |
| publisher | Universidad Nacional Autónoma de México |
| spellingShingle | Design and Construction of a Blood Flow Detector Probe for a Continuous Wave Bidireccional Doppler Ultrasound System P. Acevedo Ingeniería doppler signals Ultra sonic Probe blood flow detector Design and Construction of a Blood Flow Detector Probe for a Continuous Wave Bidireccional Doppler Ultrasound System P. Acevedo M. Fuentes A. Sotomayor F. García E. Moreno Ingeniería doppler signals Ultra sonic Probe blood flow detector The de sign and con struc tion of a blood flow de tec tor probe for a Con tin u ous Wave (CW) BidirectionalDopp ler Ul tra sound sys tem is pre sented. This de vice is based on two pi ezo elec tric ce ram i cs work ing incon tin u ous mode and us ing quad ra ture phase de mod u la tion for de tect ing the blood flow Dopp ler sig nal.The probe gen er ates the I (In phase) and Q (in Quad ra ture) Dopp ler sig nals as au dio. These sig nals arefed to the line in on the PC sound board for fur ther pro cess ing. Os cil la tor-transmitter and de tec -tor-demodulator cir cuits are in te grated into a 1.5 x 9 cm printed cir cuit board (PCB). Pi ezo e lec tric ce -ram ics are placed and con nected 1 cm apart the PCB, this achieves noise re duc tion and in creases theprobe sen si bil ity. The cir cuit de sign al lows op er a tion at 4, 5, 8 and 10 MHz de pend ing on the bloodflow de tec tion depth in ar ter ies or su per fi cial ves sels. 2006 artículo científico 1405-7743 https://www.redalyc.org/articulo.oa?id=40470203 en http://www.redalyc.org/revista.oa?id=404 Ingeniería. Investigación y Tecnología application/pdf Universidad Nacional Autónoma de México Ingeniería. Investigación y Tecnología (México) Num.2 Vol.VII |
| title | Design and Construction of a Blood Flow Detector Probe for a Continuous Wave Bidireccional Doppler Ultrasound System |
| topic | Ingeniería doppler signals Ultra sonic Probe blood flow detector |
| url | https://www.redalyc.org/articulo.oa?id=40470203 |