Abstract:
The present invention relates to an electronic analysis circuit for passive-matrix multicontact tactile sensor (1) comprising electrical supply means for feeding one of the two axes of the matrix, and means for detecting electrical characteristics along the other axis of the matrix, at the intersections between the two axes, characterized in that the electrical characteristic measured is alternately the capacitance and the resistance. The present invention also relates to a multicontact passive-matrix tactile sensor (1) comprising electrical supply means for feeding one of the two axes of the matrix, and means for detecting electrical characteristics along the other axis of the matrix, at the intersections between the two axes, said tactile sensor (1) also comprising such an electronic analysis circuit.
Abstract:
The present invention relates to a multicontact transparent tactile sensor (1) comprising two at least partially conducting transparent layers, said layers being spaced apart by an insulating transparent material (15), characterized in that at least one of said layers consists of a transparent sheet on which is deposited an array of conducting tracks (23, 24) whose width is less than 80 microns.
Abstract:
A tactile sensor (10) comprises a tactile detection zone (11) comprising a matrix array of conducting tracks constituting columns (C) on a first insulating layer and rows (R) on a second insulating layer, the first and second insulating layers being disposed opposite one another, and an array of conducting tracks (13, 14) adapted to the transfer of electrical signals between the rows (R) and columns (C) of the matrix array and an interface connector (12) for interfacing with a control system of the tactile sensor (10). The tactile sensor (10) comprises control circuits (CD, RD) associated respectively with the rows (R) and columns (C) of the matrix array of conducting tracks, the array of conducting tracks (13, 14) extending between the control circuits (CD, RD) and the interface connector (12). Use in particular in a tactile control screen.
Abstract:
The invention relates to a device for controlling an electronic apparatus (1) by handling graphic objects (2,3a,3b,3c,3d). The device includes a visualisation screen (4), a transparent multi-contact touch sensor for acquiring multi-contact touch information generated by a plurality of pointing means (5, 6), and an electronic control circuit for generating control signals based on said touch information and for generating graphic objects (2,3a,3b,3c,3d) on said visualisation screen (4). Each of the graphic objects is associated with at least one specific processing rule. Each piece of touch information is subjected to a specific processing determined by the location thereof relative to the position of the graphic objects (2,3a,3b,3c,3d). The device is characterised in that said device comprises a first series of main graphic objects (2) and a second series of subordinate graphic objects (3a,3b,3c,3d) respectively having main and subordinate complementary functions associated respectively with at least one main specific processing rule and at least one subordinate specific processing rule. All the graphic objects (2,3a,3b,3c,3d) are arranged s that the first series is handled by a first set (5) of pointing means and s that the second series is handled by a second set (6) of pointing means different from the first set (5), the handling of at least one of said subordinate graphic objects (3a,3b,3c,3d) resulting in modifications of the properties of at least one of the main graphic objects (2).
Abstract:
Un dispositif de contrôle d'un équipement informatisé du type logiciel de musique ou équipement audiovisuel ou multimédia, comprend un capteur tactile matriciel multi-contact (101) et un écran (105) adapté à afficher un ensemble d'objets graphiques formant une interface de contrôle. Il comprend un processeur principal (103) adapté à associer des curseurs, correspondant à différents doigts captés sur ledit capteur tactile matriciel multi-contact (101), à des objets graphiques affichés sur ledit écran (105) afin de les manipuler et générer des messages de contrôle adressés à l'équipement informatisé. Utilisation notamment pour contrôler un logiciel musical ou un équipement audiovisuel ou multimédia.
Abstract:
The present invention relates to an electronic analysis circuit of a multicontact passive-matrix tactile sensor (1) comprising electrical supply means for powering one of the two axes of the matrix, and means for detecting the electrical characteristics along the other axis of the matrix, at the intersections between the two axes, characterized in that the supply axis and the detection axis are alternated. The invention also relates to a multicontact passive-matrix tactile sensor (1) comprising electrical supply means for powering one of the two axes of the matrix, and means for detecting electrical characteristics along the other axis of the matrix, at the intersections between the two axes, said tactile sensor (2) also comprising such an electronic circuit.
Abstract:
L'invention se rapporte à un dispositif d'acquisition d'informations tactiles comprenant un capteur tactile matriciel (101) pourvu de lignes et de colonnes, dans lequel le dispositif comprend des moyens électroniques de balayage agencés pour balayer séquentiellement les lignes et les colonnes du capteur tactile matriciel.
Abstract:
A method of acquiring data of a matrix touch sensor comprising a matrix array of cells arranged according to a set of rows and columns, comprising the following steps: activating (S54) the cells arranged according to a column (C) of at least one subset of columns of the matrix touch sensor; taking an overall measurement (S55) of an overall electrical characteristic on all the rows of at least one subset of rows of the matrix touch sensor; taking a sequential measurement of an electrical characteristic successively on each row of said at least one subset of rows, if the overall electrical characteristic has a value representative of a contact on at least one of said cells arranged according to said column; and repeating the overall measurement and sequential measurement steps after activating the cells arranged according to another column of said at least one subset of columns of the matrix touch sensor.
Abstract:
The invention relates to a multi-contact, tactile sensor (1) comprising an upper layer (2) provided with strip conductors (3) arranged in lines, a lower layer (4) provided with strip conductors (5) arranged in columns, and spacer means (8) positioned between the upper layer (2) and the lower layer (4) in such a way as to insulate said upper layer (2) and lower layer (4). Said sensor comprises electromechanical means (10) arranged between the upper (2) and lower (4) layers such as to increase the electrical contact resistance during contact between at least one strip conductor (3) of the upper layer (2) and at least one strip conductor (5) of the lower layer (4).