. Author manuscript; available in PMC: 2020 Jan 16.

Published in final edited form as: IEEE Trans Biomed Circuits Syst. 2018 Jul 16:10.1109/TBCAS.2018.2852267. doi: 10.1109/TBCAS.2018.2852267

Table II:

COMPARISON WITH OTHER OPTO-ELECTROPHYSIOLOGY HEADSTAGE SYSTEMS

	Lee [13]	Kim [6]	Zhao [18]	Nag [14]	Gagnon-Turcotte [16]	Jia [17]	This Work
# stim. ch.	4	4	6	1/64⁶	1	4	12
# rec .ch	Comm. Sys.¹	Comm. Sys.³	4	16	8	2	32
Stim. res.	N/A²	1-bit (PWM only)⁴	8-bit	1-bit (PWM only)	1-bit (PWM only)⁷	8-bit	10-bit
Headstage Mass	-	-	-	4 g	4.7 g⁸	5.5 g	1.9 g
Connection	Wired	Wired⁵	Wired	Wired⁵	Wireless	Wireless	Wired

32-channel recording performed with Intan Technologies RHD2132 system.

Voltage-control; resolution not reported.

1-channel recording performed with Plexon Omniplex system.

⁴

Uncalibrated power through wireless link.

⁵

Wireless capability only for stimulation.

⁶

64-channel option for LED surface array only.

⁷

Current set initially by hardware components.

⁸

Including battery