# US 10,372,224 B2 · Input system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,372,224 B2 - Document ID: US10372224B2 - Status: Granted - Kind: B2 - Application number: 15/168,825 - Filed: 2016-05-31 - Published: 2016-09-22 - Granted: 2019-08-06 - Earliest claimed: 2012-06-20 - Assignees: PixArt Imaging Incorporation, R.O.C. - Applicants: Yu-Hao Huang; Yi-Fang Lee; Ming-Tsan Kao - Inventors: Yu-Hao Huang; Yi-Fang Lee; Ming-Tsan Kao - Web page: https://patentgrep.com/patent/US10372224B2 ## CPC - G06F 3/017: {Gesture based interaction, e.g. based on a set of recognized hand gestures (interaction based on gestures traced on a digitiser G06F3/04883)} - G06F 3/0304: {Detection arrangements using opto-electronic means (constructional details of pointing devices not related to the detection arrangement using opto-electronic means G06F3/033; optical digitisers G06F3/042)} - G06F 3/0325: {using a plurality of light emitters or reflectors or a plurality of detectors forming a reference frame from which to derive the orientation of the object, e.g. by triangulation or on the basis of reference deformation in the picked up image} - G06F 3/04845: for image manipulation, e.g. dragging, rotation, expansion or change of colour - G06F 2203/04806: Zoom, i.e. interaction techniques or interactors for controlling the zooming operation - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) ## Abstract An input system includes a first gesture detection unit and a second gesture detection unit. The first gesture detection unit includes a first light emitting device for emitting a first light beam, a first light sensing device for receiving the first light beam reflected by a first motion trajectory generated by a user and outputting a first image signal, and a first processing unit for processing the first image signal and outputting a first command signal. The second gesture detection unit includes a second light emitting device for emitting a second light beam, a second light sensing device for receiving the second light beam reflected by a second motion trajectory generated by the user and outputting a second image signal, and a second processing unit for processing the second image signal and outputting a second command signal. ## Claims ### Claim 1 An input system, comprising: a first gesture detection unit having a first sensible range, wherein the first gesture detection unit includes: a first light emitting device for emitting a first light beam; a first light sensing device for receiving the first light beam which is reflected by a first motion trajectory generated by a user and outputting a first image signal accordingly; a first processing unit for processing the first image signal and outputting a first command signal accordingly; a second gesture detection unit having a second sensible range, wherein the second gesture detection unit includes: a second light emitting device for emitting a second light beam; a second light sensing device for receiving the second light beam which is reflected by a second motion trajectory generated by the user and outputting a second image signal accordingly; and a second processing unit for processing the second image signal and outputting a second command signal accordingly; wherein the input system is for transmitting the first command signal and the second command signal to an electronic device and wherein the first and second command signals outputted by the first and second gesture detection units according to two gestures performed together at the same time are integrated to become a combination command, so that the electronic device generates a corresponding combination action according to the combination command, wherein the combination action is different from separately generating two actions in correspondence with the first command signal and the second command signal; wherein the first gesture detection unit and the second gesture detection unit are two respective gesture detection units; the first light emitting device and the second light emitting device are two respective light emitting devices; the first light sensing device and the second light sensing device are two respective light sensing devices, the first light sensing device sensing the first light beam irrespective of the second light emitting device and the second light beam, and the second light sensing device sensing the second light beam irrespective of the first light emitting device and the first light beam; and the first processing unit and the second processing unit are two respective processing units, the first processing unit processing the first image signal irrespective of the second processing unit and the second image signal, and the second processing unit processing the second image signal irrespective of the first processing unit and the first image signal, whereby the first gesture detection unit outputs the first command signal independently, irrespective of the second gesture detection unit, the second light emitting device, and the second light sensing device, and the second gesture detection unit outputs the second command signal independently, irrespective of the first gesture detection unit, the first light emitting device, and the first light sensing device. ### Claim 2 (depends on 1) The input system of claim 1, wherein the first command signal includes a gesture command signal or a cursor movement command signal. ### Claim 3 (depends on 2) The input system of claim 2, wherein the gesture command signal includes an upward command signal, a downward command signal, a leftward command signal, a rightward command signal, a clockwise command signal, a counterclockwise command signal, a push forward command signal, a pull backward command signal, or a waving-hand command signal. ### Claim 4 (depends on 2) The input system of claim 2, wherein the cursor movement command signal includes a cursor motion signal or an object motion signal. ### Claim 5 (depends on 1) The input system of claim 1, wherein the second command signal includes a gesture command signal or a cursor movement command signal. ### Claim 6 (depends on 5) The input system of claim 5, wherein the gesture command signal includes an upward command signal, a downward command signal, a leftward command signal, a rightward command signal, a clockwise command signal, a counterclockwise command signal, a push forward command signal, a pull backward command signal, or a waving-hand command signal. ### Claim 7 (depends on 5) The input system of claim 5, wherein the cursor movement command signal includes a cursor motion signal or an object motion signal. ### Claim 8 (depends on 1) The input system of claim 1, wherein the combination action includes a copy, paste, zoom-in, zoom-out or object dragging action. ### Claim 9 (depends on 1) The input system of claim 1, wherein the first light beam and the second light beam are invisible light beams. ### Claim 10 (depends on 9) The input system of claim 9, wherein the first light beam and the second light beam have a same wavelength range. ### Claim 11 (depends on 10) The input system of claim 10, wherein the first sensible range and the second sensible range do not overlap with each other. ### Claim 12 (depends on 9) The input system of claim 9, wherein the first light beam and the second light beam have different wavelength ranges. ### Claim 13 (depends on 12) The input system of claim 12, wherein the first sensible range and the second sensible range partially overlap with each other. ### Claim 14 An input system, comprising: a light emitting device for emitting a light beam; a first gesture detection unit having a first sensible range, wherein the first gesture detection unit includes: a first light sensing device for receiving the light beam which is reflected by a first motion trajectory generated by a user and outputting a first image signal accordingly; a first processing unit for processing the first image signal and outputting a first command signal accordingly; a second gesture detection unit having a second sensible range, wherein the second gesture detection unit includes: a second light sensing device for receiving the light beam which is reflected by a second motion trajectory generated by the user and outputting a second image signal accordingly; and a second processing unit for processing the second image signal and outputting a second command signal accordingly; wherein the input system is for transmitting the first command signal and the second command signal to an electronic device and wherein the first and second command signals outputted by the first and second gesture detection units according to two gestures performed together at the same time are integrated to become a combination command, so that the electronic device generates a corresponding combination action according to the combination command, wherein the combination action is different from separately generating two actions in correspondence with the first command signal and the second command signal; wherein the first gesture detection unit and the second gesture detection unit are two respective gesture detection units; the first light sensing device and the second light sensing device are two respective light sensing devices, the first light sensing device sensing the first light beam irrespective of the second light emitting device and the second light beam, and the second light sensing device sensing the second light beam irrespective of the first light emitting device and the first light beam; and the first processing unit and the second processing unit are two respective processing units, the first processing unit processing the first image signal irrespective of the second processing unit and the second image signal, and the second processing unit processing the second image signal irrespective of the first processing unit and the first image signal, whereby the first gesture detection unit outputs the first command signal independently, irrespective of the second gesture detection unit, the second light emitting device, and the second light sensing device, and the second gesture detection unit outputs the second command signal independently, irrespective of the first gesture detection unit, the first light emitting device, and the first light sensing device. ### Claim 15 (depends on 14) The input system of claim 14, wherein the first command signal includes a gesture command signal or a cursor movement command signal. ### Claim 16 (depends on 15) The input system of claim 15, wherein: the gesture command signal includes an upward command signal, a downward command signal, a leftward command signal, a rightward command signal, a clockwise command signal, a counterclockwise command signal, a push forward command signal, a pull backward command signal, or a waving-hand command signal; or the cursor movement command signal includes a cursor motion signal or an object motion signal. ### Claim 17 (depends on 15) The input system of claim 15, wherein the cursor movement command signal includes a cursor motion signal or an object motion signal. ### Claim 18 (depends on 14) The input system of claim 14, wherein the second command signal includes a gesture command signal or a cursor movement command signal. ### Claim 19 (depends on 18) The input system of claim 18, wherein: the gesture command signal includes an upward command signal, a downward command signal, a leftward command signal, a rightward command signal, a clockwise command signal, a counterclockwise command signal, a push forward command signal, a pull backward command signal, or a waving-hand command signal; or the cursor movement command signal includes a cursor motion signal or an object motion signal. ### Claim 20 An input system, comprising: a first gesture detection unit having a first sensible range, wherein the first gesture detection unit includes: a first light emitting device for emitting a first light beam; a first light sensing device for receiving the first light beam which is reflected by a first motion trajectory generated by a user and outputting a first image signal; and a first processing unit for processing the first image signal and outputting a first command signal; a second gesture detection unit having a second sensible range not overlapped with the first sensible range, wherein the second gesture detection unit includes: a second light emitting device for emitting a second light beam; a second light sensing device for receiving the second light beam which is reflected by a second motion trajectory generated by the user and outputting a second image signal; and a second processing unit for processing the second image signal and outputting a second command signal; wherein the first motion trajectory and the second motion trajectory are generated by the user concurrently, and the first command signal and the second command signal outputted by the first and second gesture detection units are combined to generate a combination action which is different from separately generating two actions in correspondence with the first command signal and the second command signal; wherein the first gesture detection unit and the second gesture detection unit are two respective gesture detection units; the first light emitting device and the second light emitting device are two respective light emitting devices; the first light sensing device and the second light sensing device are two respective light sensing devices, the first light sensing device sensing the first light beam irrespective of the second light emitting device and the second light beam, and the second light sensing device sensing the second light beam irrespective of the first light emitting device and the first light beam; and the first processing unit and the second processing unit are two respective processing units, the first processing unit processing the first image signal irrespective of the second processing unit and the second image signal, and the second processing unit processing the second image signal irrespective of the first processing unit and the first image signal, whereby the first gesture detection unit outputs the first command signal independently, irrespective of the second gesture detection unit, the second light emitting device, and the second light sensing device, and the second gesture detection unit outputs the second command signal independently, irrespective of the first gesture detection unit, the first light emitting device, and the first light sensing device.