Detection device, detection method, control device, and control method
There is provided a detection device, including: a non-contact sensor unit that detects a shape of a finger; and a mounting unit that mounts the non-contact sensor unit on a hand at a more distal position than a carpal area. Generation of occlusions may be prevented and operations that utilize a shape of user's fingers may be detected more reliably, while a mounted component and an operating procedure may also be simplified.
1. A detection device, comprising:
a non-contact sensor unit that detects a shape of a finger;
a mounting unit that mounts the non-contact sensor unit on a hand at a more distal position than a carpal area; and
an output device that outputs a result of a process based on the shape of the finger,
wherein the output device includes a vibrator that transmits a vibration to a fingertip and a palm of the hand,
wherein the vibrator includes a low-frequency vibrator that transmits a low-frequency vibration to the fingertip and the palm of the hand, and a high-frequency vibrator that transmits a high-frequency vibration to the fingertip and the palm of the hand, and
wherein the mounting unit mounts the low-frequency vibrator at a position closer to an index finger along an axis transverse to a width of the hand, and mounts the high-frequency vibrator at a position closer to a little finger along the axis transverse to the width of the hand.
2. The detection device according to claim 1 , wherein
the mounting unit mounts the non-contact sensor unit on a palm side of the hand.
3. The detection device according to claim 2 , wherein
the mounting unit includes a grip member gripped by the hand.
4. The detection device according to claim 1 , wherein the non-contact sensor unit includes a sensor array including a plurality of non-contact sensors respectively corresponding to a plurality of fingers, and
wherein the plurality of non-contact sensors are optical sensors, each of the optical sensors including a light-emitting unit and a light-sensing unit.
5. The detection device according to claim 4 , wherein each of the optical sensors measures a ratio of light emitted from the light-emitting unit that reflects off a target object and is incident on the light-sensing unit.
6. The detection device according to claim 4 , wherein
the sensor array is disposed on a palm side of the hand.
7. The detection device according to claim 1 , further comprising:
an attitude sensor that detects an attitude of the hand.
8. The detection device according to claim 1 , further comprising:
a motion sensor that detects a motion of the hand.
9. The detection device according to claim 1 , further comprising:
a structural element configured to be moveable by the hand or the finger to detect an operation by the hand or the finger.
10. The detection device according to claim 1 , further comprising:
a sound sensor that detects a sound produced near the hand.
11. The detection device according to claim 3 , wherein
the mounting unit mounts the low-frequency vibrator at a position in the grip member closer to an index finger, and mounts the high-frequency vibrator at a position in the grip member closer to a little finger.
12. A detection method, comprising:
mounting, by a mounting unit, a non-contact sensor unit on a hand at a more distal position than a carpal area;
detecting, by the non-contact sensor unit, a shape of a finger;
outputting, by an output device, a result of a process based on the shape of the finger,
wherein the output device includes a vibrator that transmits a vibration to a fingertip and a palm of the hand, and
wherein the vibrator transmits a low-frequency vibration to the fingertip and the palm of the hand by utilizing includes a low-frequency vibrator, and transmits a high-frequency vibration to the fingertip and the palm of the hand by utilizing a high-frequency vibrator; and
mounting, by the mounting unit, the low-frequency vibrator at a position closer to an index finger along an axis transverse to a width of the hand, and the high-frequency vibrator at a position closer to a little finger along the axis transverse to the width of the hand.
13. A control device, comprising:
an acquisition unit that acquires a signal indicating a shape of a finger, the signal being detected by a non-contact sensor unit mounted on a hand at a more distal position than a carpal area;
a command issuing unit that issues a command corresponding to the shape of the finger;
an output device that outputs a result of a process based on the shape of the finger,
wherein the output device includes a vibrator that transmits a vibration to a fingertip and a palm of the hand,
wherein the vibrator includes a low-frequency vibrator that transmits a low-frequency vibration to the fingertip and the palm of the hand, and a high-frequency vibrator that transmits a high-frequency vibration to the fingertip and the palm of the hand; and
a mounting unit that mounts the low-frequency vibrator at a position closer to an index finger along an axis transverse to a width of the hand, and mounts the high-frequency vibrator at a position closer to a little finger along the axis transverse to the width of the hand, and
wherein the acquisition unit and the command issuing unit are each implemented via at least one processor.
14. The control device according to claim 13 , wherein
the acquisition unit additionally acquires a signal indicating an attitude of the hand, a motion of the hand, an operation by the hand or the finger, or a sound produced near the hand, and
the command issuing unit issues the command corresponding to the attitude of the hand, the motion of the hand, the operation by the hand or the finger, or the sound produced near the hand.
15. The control device according to claim 13 , further comprising:
a transmission unit that transmits the command to a detection device provided with the non-contact sensor unit,
wherein the transmission unit is implemented via at least one processor.
16. The control device according to claim 15 , wherein
the command issuing unit issues a control command of a vibrator included in an output device provided in the detection device.
17. The control device according to claim 13 , further comprising:
a transmission unit that transmits the command to a device different from a detection device provided with the non-contact sensor unit,
wherein the transmission unit is implemented via at least one processor.
18. The control device according to claim 13 , further comprising:
the non-contact sensor unit and an output device,
wherein the acquisition unit internally acquires a signal indicating a shape of a finger, and
wherein the command issuing unit issues a control command of the output device.
19. A control method, comprising:
acquiring a signal indicating a shape of a finger, the signal being detected by a non-contact sensor unit mounted on a hand at a more distal position than a carpal area; and
issuing, by a processor, a command corresponding to the shape of the finger;
outputting, by an output device, a result of a process based on the shape of the finger,
wherein the output device includes a vibrator that transmits a vibration to a fingertip and a palm of the hand, and
wherein the vibrator transmits a low-frequency vibration to the fingertip and the palm of the hand by utilizing includes a low-frequency vibrator, and transmits a high-frequency vibration to the fingertip and the palm of the hand by utilizing a high-frequency vibrator; and
mounting, by a mounting unit, the low-frequency vibrator at a position closer to an index finger along an axis transverse to a width of the hand, and the high-frequency vibrator at a position closer to a little finger along the axis transverse to the width of the hand.