Table 1.

Patient characteristics

Pat	$f_{ii}$	Grid configuration	$N_{el}$	BW	Patient state
1	2048	F($2\times 8$; $4\times 8$), IH($1\times 8$)	56	n	Awake, agile
2	512	F($4\times 8$; $4\times 8$)	56	n	Awake, quiet
3	2048	F($4\times 8$), T($4\times 8$), C($1\times 8$), IH($1\times 8$)	72	y	Light sleep
4	512	T($6\times 8$; $1\times 8$; $1\times 8$), F($2\times 8$)	58	n	Light sleep
5	2048	T($2\times 8$), C($4\times 8$)	45	y	Awake
6	512	T($6\times 8$; $2\times 8$; $1\times 8$; $1\times 8$), F($2\times 8$)	89	y	Awake, language task

$f_{ii}$: sample frequency inter-ictal ECoG in Hz, grid configuration: size and location (F: frontal, T: temporal, C: central, IH: inter-hemispheric) of the implanted electrodes, $N_{el}$: number of selected electrodes, BW: Broca’s and Wernicke’s area covered by the grid (y: yes, n: no), patient state: state of the patient during inter-ictal recording