DocumentCode
2566395
Title
A 32-Site 4-Channel Cochlear Electrode Array
Author
Bhatti, Pamela T. ; Lee, Sangwoo ; Wise, Kensall D.
Author_Institution
Michigan Univ., Ann Arbor, MI
fYear
2006
fDate
6-9 Feb. 2006
Firstpage
79
Lastpage
88
Abstract
A thin-film cochlear electrode array has been developed to improve pitch perception and reduce insertion damage. A silicon-parylene substrate supports 32 IrO sites on 250mum centers along with circuitry for current generation and position sensing. Interfacing over eight leads at plusmn3V, stimulus pulses cover plusmn500muA with 8b resolution and a minimum pulse width of 4mus
Keywords
biomedical electrodes; biosensors; ear; iridium compounds; silicon compounds; 250 micron; IrO; cochlear electrode array; current generation; insertion damage; pitch perception; position sensing; silicon parylene substrate; Adaptive arrays; Animals; Circuits; Dielectric substrates; Electrodes; Etching; Humans; Sensor arrays; Silicon; Wire;
fLanguage
English
Publisher
ieee
Conference_Titel
Solid-State Circuits Conference, 2006. ISSCC 2006. Digest of Technical Papers. IEEE International
Conference_Location
San Francisco, CA
ISSN
0193-6530
Print_ISBN
1-4244-0079-1
Type
conf
DOI
10.1109/ISSCC.2006.1696036
Filename
1696036
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