CN210199702U - Gesture recognition sensor - Google Patents
Gesture recognition sensor Download PDFInfo
- Publication number
- CN210199702U CN210199702U CN201921399583.4U CN201921399583U CN210199702U CN 210199702 U CN210199702 U CN 210199702U CN 201921399583 U CN201921399583 U CN 201921399583U CN 210199702 U CN210199702 U CN 210199702U
- Authority
- CN
- China
- Prior art keywords
- tube
- receiving tube
- receiving
- infrared
- gesture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 10
- 230000008901 benefit Effects 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- LAXBNTIAOJWAOP-UHFFFAOYSA-N 2-chlorobiphenyl Chemical compound ClC1=CC=CC=C1C1=CC=CC=C1 LAXBNTIAOJWAOP-UHFFFAOYSA-N 0.000 description 2
- 101710149812 Pyruvate carboxylase 1 Proteins 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Landscapes
- Geophysics And Detection Of Objects (AREA)
Abstract
The utility model discloses a gesture recognition sensor, include: a PCB board; the infrared transmitting tube is arranged on the PCB; the receiving tubes are arranged on the PCB and are uniformly distributed around the infrared transmitting tube, and every two receiving tubes symmetrically arranged on two sides of the infrared transmitting tube form a group of signal feedback groups; the chip is electrically connected with the receiving tube; compared with the prior art, the utility model discloses a gesture recognition sensor, an infrared emission pipe externally launches infrared ray light beam, and when the gesture that the people was made passed infrared ray light beam, the object that staff or people were handheld sheltered from infrared ray light beam and reflects for the receiver tube, and the receiver tube receives infrared ray light beam and feeds back the signal to the chip, and the chip is handled the signal, discerns the moving direction of gesture; the receiving tube which receives the infrared light beam at last in the signal feedback group points to the receiving tube which receives the infrared light beam at first, the direction of the receiving tube is the moving direction of the gesture, the cost is low, the size is small, and the judgment is accurate.
Description
Technical Field
The utility model relates to an intelligent control technical field specifically, relates to a gesture recognition sensor.
Background
Gesture recognition is not strange to people, gesture recognition technology is available for a long time and is mature gradually at present, most consumer applications try to add the recognition function at present, and the gesture recognition control function is added in the application fields of smart home, smart wearable, VR and the like, so that the gesture recognition control function can be a big selling point of the application product. The gesture recognition can bring many benefits, the function is cool, the operation is convenient, and a good power assisting function is achieved in many application occasions; however, in the existing gesture recognition sensor, each receiving tube corresponds to one infrared transmitting tube, so that the gesture recognition device is large in size and high in cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that prior art exists, provide a gesture recognition sensor.
A gesture recognition sensor, comprising:
a PCB board;
the infrared transmitting tube is arranged on the PCB;
the receiving tubes are arranged on the PCB and are uniformly distributed around the infrared transmitting tube, and every two receiving tubes symmetrically arranged on two sides of the infrared transmitting tube form a group of signal feedback groups;
the chip is electrically connected with the receiving tube;
the infrared transmitting tube emits infrared light beams, when a gesture made by a person passes through the infrared light beams, the infrared light beams are shielded and reflected to the receiving tube by the hand of the person or an object held by the hand of the person, the receiving tube receives the infrared light beams and feeds back signals to the chip, and the chip processes the signals of the receiving tube and identifies the moving direction of the gesture; and the direction of the receiving tube which receives the infrared light beam at last in the signal feedback group pointing to the receiving tube which receives the infrared light beam at first is the moving direction of the gesture.
According to the utility model discloses an embodiment still includes the translucent cover, and the PCB board is located to the translucent cover, and the translucent cover is located to infrared emission pipe and receiver tube.
According to the utility model discloses an embodiment, the vertical PCB board of locating of infrared emission pipe, the receiving terminal orientation of receiver tube is unanimous with the transmitting terminal orientation of infrared emission pipe.
According to the utility model discloses an embodiment, the vertical PCB board of locating of infrared transmitting tube, the PCB board is arranged in to the receiver tube tie, the receiving terminal orientation of receiver tube is perpendicular with infrared transmitting tube's transmitting terminal orientation, the infrared transmitting tube upper shield is equipped with the bowl, the part that the bowl is located infrared transmitting tube transmitting terminal top is the plane, the part outer wall that the bowl corresponds with the receiving terminal of receiver tube is the plane, the part inner wall that the bowl corresponds with the receiving terminal of receiver tube is the inclined plane.
According to the utility model discloses an embodiment, the partial inner wall inclined plane part that the bowl corresponds with the receiving terminal of receiver tube is 45 with the contained angle of PCB board.
According to the utility model discloses an embodiment, the reflector corresponds the thickness adaptation of the partial inner wall inclined plane part of the receiving terminal height and the receiving terminal of receiving tube with the receiving terminal of receiving tube.
According to the utility model discloses an embodiment, the bowl top is stretched out from the translucent cover top, and the part that the bowl stretches out the translucent cover is the printing opacity district.
Compared with the prior art, the utility model discloses a gesture recognition sensor has following advantage:
the utility model discloses a gesture recognition sensor, an infrared emission pipe externally launches infrared ray light beam, and when the gesture that the people was made passed infrared ray light beam, the object that staff or people were handheld sheltered from infrared ray light beam and reflected for the receiver tube, and the receiver tube received infrared ray light beam and fed back the signal to the chip, and the chip is handled the signal of receiver tube, discerns the moving direction of gesture; the receiving tube which receives the infrared light beam at last in the signal feedback group points to the receiving tube which receives the infrared light beam at first, the direction of the receiving tube is the moving direction of the gesture, the cost is low, the size is small, and the judgment is accurate.
Drawings
FIG. 1 is a top view of a gesture recognition sensor having a set of signal feedback groups vertically disposed on a PCB;
FIG. 2 is a cross-sectional view of a gesture recognition sensor along a set of signal feedback set center lines vertically disposed on a PCB;
FIG. 3 is a diagram of a simulated state of a set of signal feedback groups vertically disposed on a PCB board for detecting the direction of movement of a gesture;
FIG. 4 is an analysis diagram of the sequence of infrared ray reception by the chip for two receiving tubes in a signal feedback group;
FIG. 5 is a top view of a gesture recognition sensor having two signal feedback groups vertically disposed on a PCB;
FIG. 6 is a top view of a gesture recognition sensor with four signal feedback groups vertically disposed on a PCB;
FIG. 7 is a top view of a gesture recognition sensor having two signal feedback groups disposed flat on a PCB;
FIG. 8 is a cross-sectional view of a gesture recognition sensor along a set of signal feedback set centerlines lying flat on a PCB board;
FIG. 9 is a simulated state diagram of a set of signal feedback groups disposed flat on a PCB board to detect the direction of movement of a gesture;
in the figure: 1, PCB board, 2, infrared transmitting tube, 3, first receiving tube, 4, second receiving tube, 5, third receiving tube, 6, fourth receiving tube, 7, fifth receiving tube, 8, sixth receiving tube, 9, seventh receiving tube, 10, eighth receiving tube, 11, transparent cover, 12, reflecting cover
The utility model discloses realization and the advantage of function will combine the embodiment, will make further explanation with the attached drawing.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
It should be noted that all the directional indicators (such as upper, lower, left and right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings as follows:
example 1
Referring to fig. 1 and 2, fig. 1 is a top view of a gesture recognition sensor having a signal feedback set vertically disposed on a PCB; fig. 2 is a cross-sectional view of the gesture recognition sensor along a set of signal feedback set center lines vertically disposed on the PCB. As shown in the figure, the gesture recognition sensor comprises a PCB board 1, an infrared transmitting tube 2, a first receiving tube 3, a second receiving tube 4, a chip (not marked in the figure) and a transparent cover 11, wherein the infrared transmitting tube 2 is vertically arranged on the PCB board 1, and the infrared transmitting tube 2 can transmit infrared beams outwards; the first receiving tube and the second receiving tube are vertically arranged on the PCB (printed circuit board) 1 and symmetrically arranged on the left side and the right side of the infrared transmitting tube 2, the first receiving tube 3 is arranged on the left side of the infrared transmitting tube 2, the second receiving tube 4 is arranged on the right side of the infrared transmitting tube 2, the first receiving tube 3 and the second receiving tube 4 form a group of signal feedback group, and the orientation of the receiving ends of the first receiving tube 3 and the second receiving tube 4 is the same as that of the transmitting end of the infrared transmitting tube 2; the chip is electrically connected with the first receiving tube 3 and the second receiving tube 4, and when the first receiving tube 3 and the second receiving tube 4 receive the infrared beams, the chip judges the direction of the gesture according to the sequence of the infrared beams received by the first receiving tube 3 and the second receiving tube 4; the PCB board 1 is located to the translucent cover 11 cover, and the translucent cover 11 is located to infrared emission pipe 2 and receiver tube, and the infrared beam that infrared emission pipe 2 sent can pass translucent cover 11.
Referring to fig. 3 and 4, fig. 3 is a simulation state diagram of a group of signal feedback groups vertically arranged on a PCB for detecting a moving direction of a gesture; fig. 4 is an analysis diagram of the sequence of infrared ray receiving by the chip for two receiving tubes in a signal feedback group. As shown in the figure, the working principle of the gesture recognition sensor of the embodiment is as follows: the infrared transmitting tube 2 transmits infrared beams, when a person makes a gesture of moving from left to right/right to left and the hand passes through the infrared beams, the infrared beams are shielded and reflected to the first receiving tube 3 and the second receiving tube 4 by the hand or an object held by the hand, and the infrared beams reflected by the hand or the object held by the hand are received by the first receiving tube 3 and the second receiving tube 4 and fed back to the chip; because the first receiving tube 3 and the second receiving tube 4 are arranged relative to the infrared transmitting tube 2, the second receiving tube 4/the first receiving tube 3 firstly receives the infrared light beams reflected by hands or objects held by the hands, the first receiving tube 3/the second receiving tube 4 receives the infrared light beams reflected by the hands, and the chip identifies the moving direction of the gesture according to the sequence of the infrared light beams received by the first receiving tube 3 and the second receiving tube 4.
Example 2
Referring to fig. 2 and 5, fig. 2 is a cross-sectional view of the gesture recognition sensor along a center line of a signal feedback set vertically disposed on the PCB; fig. 5 is a top view of a gesture recognition sensor with two signal feedback groups vertically disposed on a PCB. As shown in the figure, the gesture recognition sensor comprises a PCB board 1, an infrared transmitting tube 2, a first receiving tube 3, a second receiving tube 4, a third receiving tube 5, a fourth receiving tube 6, a chip and a transparent cover 11, wherein the infrared transmitting tube 2 is vertically arranged on the PCB board 1, and the infrared transmitting tube 2 can transmit infrared beams outwards; the first receiving tube, the second receiving tube 4 locates the right side of the infrared emission tube 2, the third receiving tube 5 locates the bottom end of the infrared emission tube 2, the fourth receiving tube 6 locates the upside of the infrared emission tube 2, the first receiving tube 3 and the second receiving tube 4 make up the first signal feedback group, the third receiving tube 5 and the fourth receiving tube 6 make up the second signal feedback group, the orientation of the receiving end of the first to the fourth receiving tube is the same as the orientation of the transmitting end of the infrared emission tube 2; the chip is electrically connected with the first receiving tube, the second receiving tube, the third receiving tube, the fourth receiving tube and the fourth receiving tube, and when the first receiving tube, the second receiving tube, the third receiving tube and the fourth receiving tube receive the infrared beams, the chip judges the direction of the gesture according to the sequence of the first receiving tube 3, the second receiving tube 4, the third receiving tube 5 and the fourth receiving tube 6 for receiving the infrared beams; the PCB board 1 is located to the translucent cover 11 cover, and the translucent cover 11 is located to infrared emission pipe 2 and receiver tube, and the infrared beam that infrared emission pipe 2 sent can pass translucent cover 11.
Referring to fig. 3 and 4, fig. 3 is a simulation state diagram of a group of signal feedback groups vertically arranged on a PCB for detecting a moving direction of a gesture; fig. 4 is an analysis diagram of the sequence of infrared ray receiving by the chip for two receiving tubes in a signal feedback group. As shown in the figure, the working principle of the gesture recognition sensor of the embodiment is as follows: the infrared transmitting tube 2 transmits infrared beams, when a person makes a gesture of moving from left to right/right to left and the hand passes through the infrared beams, the infrared beams are shielded and reflected to the first receiving tube 3 and the second receiving tube 4 by the hand or an object held by the hand, and the infrared beams reflected by the hand or the object held by the hand are received by the first receiving tube 3 and the second receiving tube 4 and fed back to the chip; because the first receiving tube 3 and the second receiving tube 4 are arranged relative to the infrared transmitting tube 2, the second receiving tube 4/the first receiving tube 3 firstly receives the infrared light beam reflected by the hand or an object held by the hand of a person, the first receiving tube 3/the second receiving tube 4 receives the infrared light beam reflected by the hand, and the chip identifies the moving direction of the gesture according to the sequence of the infrared light beams received by the first receiving tube 3 and the second receiving tube 4; similarly, when the person makes a gesture of moving from top to bottom/from bottom to top and the hand passes through the infrared beam, the infrared beam is shielded and reflected to the third receiving tube 5 and the fourth receiving tube 6 by the hand or an object held by the hand, and the infrared beam reflected by the hand or the object held by the hand is received by the third receiving tube 5 and the fourth receiving tube 6 and is fed back to the chip; because the third receiving tube 5 and the fourth receiving tube 6 are arranged relative to the infrared transmitting tube 2, the receiving tubes of the third receiving tube 5/the fourth receiving tube 6 firstly receive the infrared light beams reflected by hands or objects held by the hands, the receiving tubes of the fourth receiving tube 6/the third receiving tube 5 receive the infrared light beams reflected by the hands, and the chip identifies the moving direction of the gesture according to the sequence of the infrared light beams received by the third receiving tube 5 and the fourth receiving tube 6.
Example 3
Referring to fig. 2 and 6, fig. 2 is a cross-sectional view of the gesture recognition sensor along a center line of a signal feedback set vertically disposed on the PCB; fig. 6 is a top view of a gesture recognition sensor with four signal feedback groups vertically disposed on a PCB. As shown in the figure, the gesture recognition sensor comprises a PCB board 1, an infrared transmitting tube 2, a first receiving tube 3, a second receiving tube 4, a third receiving tube 5, a fourth receiving tube 6, a fifth receiving tube 7, a sixth receiving tube 8, a seventh receiving tube 9, an eighth receiving tube 10, a chip and a transparent cover 11, wherein the infrared transmitting tube 2 is vertically arranged on the PCB board 1, and the infrared transmitting tube 2 can transmit infrared beams outwards; the first to eighth receiving tubes are vertically arranged on the PCB 1 and are uniformly distributed around the infrared transmitting tube 2, the first receiving tube 3 is arranged on the left side of the infrared transmitting tube 2, the second receiving tube 4 is arranged on the right side of the infrared transmitting tube 2, the third receiving tube 5 is arranged at the lower end of the infrared transmitting tube 2, the fourth receiving tube 6 is arranged on the upper side of the infrared transmitting tube 2, the fifth receiving tube 7 is arranged between the first receiving tube 3 and the third receiving tube 5, the sixth receiving tube 8 is arranged between the second receiving tube 4 and the fourth receiving tube 6, the seventh receiving tube 9 is arranged between the second receiving tube 4 and the third receiving tube 5, and the eighth receiving tube 10 is arranged between the first receiving tube 3 and the fourth receiving tube 6; the first receiving tube 3 and the second receiving tube 4 form a first signal feedback group, and the first signal feedback group feeds back the left-right movement direction of the gesture; the third receiving tube 5 and the fourth receiving tube 6 form a second signal feedback group, the second signal feedback group feeds back the gesture up-and-down moving direction, the fifth receiving tube 7 and the sixth receiving tube 8 form a third signal feedback group, and the third signal feedback group feeds back the gesture moving between the northeast direction and the southwest direction; the seventh receiving tube 9 and the eighth receiving tube 10 form a fourth signal feedback group, and the fourth signal feedback group feeds back the movement of the gesture from the northwest direction to the southeast direction; the orientation of the receiving ends of the first to eighth receiving tubes is the same as that of the transmitting end of the infrared transmitting tube 2; the chip is electrically connected with the first to eighth receiving tubes, and when the receiving tubes receive infrared beams, the chip judges the direction of the gesture according to the sequence of the first receiving tube 3, the second receiving tube 4, the third receiving tube 5, the fourth receiving tube 6, the fifth receiving tube 7, the sixth receiving tube 8, the seventh receiving tube 9 and the eighth receiving tube 10 receiving the infrared beams; the PCB board 1 is located to the translucent cover 11 cover, and the translucent cover 11 is located to infrared emission pipe 2 and receiver tube, and the infrared beam that infrared emission pipe 2 sent can pass translucent cover 11.
Referring to fig. 3 and 4, fig. 3 is a simulation state diagram of a group of signal feedback groups vertically arranged on a PCB for detecting a moving direction of a gesture; fig. 4 is an analysis diagram of the sequence of infrared ray receiving by the chip for two receiving tubes in a signal feedback group. The working principle of the gesture recognition sensor of the embodiment is as follows: the infrared transmitting tube 2 transmits infrared beams, when a person makes a gesture of moving from left to right/right to left and the hand passes through the infrared beams, the infrared beams are shielded and reflected to the first receiving tube 3 and the second receiving tube 4 by the hand or an object held by the hand, and the infrared beams reflected by the hand or the object held by the hand are received by the first receiving tube 3 and the second receiving tube 4 and fed back to the chip; because the first receiving tube 3 and the second receiving tube 4 are arranged relative to the infrared transmitting tube 2, the second receiving tube 4/the first receiving tube 3 firstly receives the infrared light beam reflected by the hand or an object held by the hand of a person, the first receiving tube 3/the second receiving tube 4 receives the infrared light beam reflected by the hand, and the chip identifies the moving direction of the gesture according to the sequence of the infrared light beams received by the first receiving tube 3 and the second receiving tube 4; similarly, when the person makes a gesture of moving from top to bottom/from bottom to top and the hand passes through the infrared beam, the infrared beam is shielded and reflected to the third receiving tube 5 and the fourth receiving tube 6 by the hand or an object held by the hand, and the infrared beam reflected by the hand or the object held by the hand is received by the third receiving tube 5 and the fourth receiving tube 6 and is fed back to the chip; because the third receiving tube 5 and the fourth receiving tube 6 are arranged relative to the infrared transmitting tube 2, the receiving tubes of the third receiving tube 5/the fourth receiving tube 6 firstly receive the infrared light beams reflected by hands or objects held by the hands, the receiving tubes positioned at the fourth receiving tube 6/the third receiving tube 5 receive the infrared light beams reflected by the hands, and the chip identifies the moving direction of the gesture according to the sequence of the infrared light beams received by the third receiving tube 5 and the fourth receiving tube 6; the recognition of movement/gestures between the northeast and southwest directions from movement between the northwest and southeast directions is the same as the above recognition principle, not described in a tiresome manner.
Example 4
Referring to fig. 7 and 8, fig. 7 is a top view of a gesture recognition sensor having two signal feedback groups disposed on a PCB; FIG. 8 is a cross-sectional view of a gesture recognition sensor along a set of signal feedback set centerlines that lie flat on a PCB board. As shown in the figure, the gesture recognition sensor comprises a PCB board 1, an infrared transmitting tube 2, a first receiving tube 3, a second receiving tube 4, a third receiving tube 5, a fourth receiving tube 6, a chip, a transparent cover 11 and a reflecting cover 12, wherein the infrared transmitting tube 2 is vertically arranged on the PCB board 1, and the infrared transmitting tube 2 can transmit infrared beams outwards; the first to fourth receiving tubes are horizontally arranged on the PCB 1 and are uniformly distributed around the infrared transmitting tube 2, the first receiving tube 3 is arranged on the left side of the infrared transmitting tube 2, the second receiving tube 4 is arranged on the right side of the infrared transmitting tube 2, the third receiving tube 5 is arranged at the lower end of the infrared transmitting tube 2, the fourth receiving tube 6 is arranged on the upper side of the infrared transmitting tube 2, the first receiving tube 3 and the second receiving tube 4 form a first signal feedback group, the third receiving tube 5 and the fourth receiving tube 6 form a second signal feedback group, and the receiving ends of the first to fourth receiving tubes face to be perpendicular to the transmitting end of the infrared transmitting tube 2; the chip is electrically connected with the first receiving tube, the second receiving tube, the third receiving tube, the fourth receiving tube and the fourth receiving tube, when the first receiving tube, the second receiving tube, the third receiving tube and the fourth receiving tube receive the infrared beams, the chip judges the direction of the gesture according to the sequence of the first receiving tube 3, the second receiving tube 4, the third receiving tube 5 and the fourth receiving tube 6 for receiving the infrared beams; the transparent cover 11 covers the PCB board 1, the infrared transmitting tube 2 and the receiving tube are arranged on the transparent cover 11, and the infrared beam emitted by the infrared transmitting tube 2 can pass through the transparent cover 11; the reflecting cover 12 covers the infrared transmitting tube 2, the part of the reflecting cover 12 above the transmitting end of the infrared transmitting tube 2 is a plane, the outer walls of the reflecting cover 12 corresponding to the receiving ends of the first to fourth receiving tubes are planes, and the inner walls of the reflecting cover 12 corresponding to the receiving ends of the receiving tubes are inclined planes; the infrared ray beam emitted by the infrared ray emitting tube 2 is reflected by the human hand and then projected to the inclined plane of the reflector 12, and is reflected to the first to fourth receiving tubes through the inclined plane of the reflector 12.
Referring to fig. 8 again, in the present embodiment, an included angle between the inclined surface portion of the inner wall of the portion corresponding to the receiving end of the reflection cover 12 and the receiving end of the receiving tube and the PCB board 1 is 45 °; the infrared beam reflected by the inclined plane of the reflector 12 is horizontally output to just enable the receiving tube to receive.
Referring to fig. 8 again, in the present embodiment, as shown in the figure, the height of the inner wall inclined plane portion of the reflector 12 corresponding to the receiving end of the receiving tube is adapted to the thickness of the receiving end of the receiving tube; the infrared light beams reflected to the inclined plane of the reflector 12 by hands can be received by the receiving tubes after being reflected by the inclined plane.
Referring to fig. 8 again, in the present embodiment, as shown in the figure, the upper portion of the reflector 12 extends from the upper portion of the transparent cover 11, and a portion of the reflector 12 extending out of the transparent cover 11 is a light-transmitting region; only the light-transmitting region of the reflector 12 may be made external, reducing the size of the external portion of the gesture recognition sensor.
Referring to fig. 9, fig. 9 is a simulated state diagram of a set of signal feedback groups disposed on a PCB for detecting a moving direction of a gesture; as shown in the figure, the working principle of the gesture recognition sensor of the embodiment is as follows: the infrared transmitting tube 2 transmits infrared beams, when a person makes a gesture of moving from left to right/right to left, the hand or an object held by the hand penetrates through the infrared beams, the hand or the object held by the hand shields and reflects the infrared beams to the inclined surface of the reflecting cover 12, the inclined surface of the reflecting cover 12 reflects the infrared beams again, the infrared beams are emitted out in the horizontal direction and are emitted by the first receiving tube 3 and the second receiving tube 4, and the first receiving tube 3 and the second receiving tube 4 receive the infrared beams reflected by the hand or the object held by the hand and feed signals back to the chip; because the first receiving tube 3 and the second receiving tube 4 are arranged relative to the infrared transmitting tube 2, the second receiving tube 4/the first receiving tube 3 firstly receives the infrared light beam reflected by the hand or an object held by the hand of a person, the first receiving tube 3/the second receiving tube 4 receives the infrared light beam reflected by the hand, and the chip identifies the moving direction of the gesture according to the sequence of the infrared light beams received by the first receiving tube 3 and the second receiving tube 4; similarly, when the person makes a gesture of moving from top to bottom/from bottom to top and the hand passes through the infrared light beam, the infrared light beam is shielded and reflected to the inclined surface of the reflector 12 by the hand or an object held by the hand, the infrared light beam is reflected again by the inclined surface of the reflector 12, the infrared light beam is emitted in the horizontal direction and is received by the third receiving tube 5 and the fourth receiving tube 6, and the infrared light beam reflected by the hand or the object held by the hand is received by the third receiving tube 5 and the fourth receiving tube 6 and is fed back to the chip; because the third receiving tube 5 and the fourth receiving tube 6 are arranged relative to the infrared transmitting tube 2, the receiving tubes of the third receiving tube 5/the fourth receiving tube 6 firstly receive the infrared light beams reflected by hands or objects held by the hands, the receiving tubes of the fourth receiving tube 6/the third receiving tube 5 receive the infrared light beams reflected by the hands, and the chip identifies the moving direction of the gesture according to the sequence of the infrared light beams received by the third receiving tube 5 and the fourth receiving tube 6.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A gesture recognition sensor, comprising:
a PCB board;
the infrared transmitting tube is arranged on the PCB;
the receiving tubes are arranged on the PCB and are uniformly distributed around the infrared transmitting tube, and every two receiving tubes symmetrically arranged on two sides of the infrared transmitting tube form a group of signal feedback groups;
the chip is electrically connected with the receiving tube;
the infrared transmitting tube emits infrared light beams, when a gesture made by a person penetrates through the infrared light beams, the infrared light beams are shielded and reflected to the receiving tube by the hand of the person or an object held by the hand of the person, the receiving tube receives the infrared light beams and feeds back signals to the chip, and the chip processes the signals of the receiving tube and identifies the moving direction of the gesture; the direction of the receiving tube which receives the infrared light beam at last in the signal feedback group pointing to the receiving tube which receives the infrared light beam at first is the moving direction of the gesture.
2. The gesture recognition sensor of claim 1, further comprising a transparent cover, wherein the transparent cover is disposed on the PCB, and the infrared transmitting tube and the receiving tube are disposed on the transparent cover.
3. The gesture recognition sensor of claim 2, wherein the infrared transmitting tube is vertically disposed on the PCB, and a receiving end of the receiving tube faces in the same direction as a transmitting end of the infrared transmitting tube.
4. The gesture recognition sensor according to claim 2, wherein the infrared transmitting tube is vertically disposed on the PCB, the receiving tube is horizontally disposed on the PCB, a receiving end of the receiving tube faces perpendicular to a transmitting end of the infrared transmitting tube, a reflective cover is disposed on the infrared transmitting tube, a portion of the reflective cover above the transmitting end of the infrared transmitting tube is a plane, a portion of an outer wall of the reflective cover corresponding to the receiving end of the receiving tube is a plane, and a portion of an inner wall of the reflective cover corresponding to the receiving end of the receiving tube is an inclined plane.
5. The gesture recognition sensor of claim 4, wherein the inclined plane portion of the inner wall of the part of the reflection cover corresponding to the receiving end of the receiving tube forms an angle of 45 degrees with the PCB.
6. The gesture recognition sensor of claim 5, wherein the height of the portion of the inner wall bevel of the reflective hood corresponding to the receiving end of the receiving tube is adapted to the thickness of the receiving end of the receiving tube.
7. The gesture recognition sensor of claim 4, wherein the reflector extends above the transparent cover, and the portion of the reflector extending beyond the transparent cover is a light-transmissive region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921399583.4U CN210199702U (en) | 2019-08-27 | 2019-08-27 | Gesture recognition sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921399583.4U CN210199702U (en) | 2019-08-27 | 2019-08-27 | Gesture recognition sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210199702U true CN210199702U (en) | 2020-03-27 |
Family
ID=69865356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921399583.4U Expired - Fee Related CN210199702U (en) | 2019-08-27 | 2019-08-27 | Gesture recognition sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210199702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113694342A (en) * | 2021-08-05 | 2021-11-26 | 长沙医学院 | Wearable medical equipment based on gesture recognition |
-
2019
- 2019-08-27 CN CN201921399583.4U patent/CN210199702U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113694342A (en) * | 2021-08-05 | 2021-11-26 | 长沙医学院 | Wearable medical equipment based on gesture recognition |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0211984B1 (en) | Computer data entry and manipulation apparatus | |
| JP3807779B2 (en) | Coordinate detection device | |
| CN102169394B (en) | Multiple-input touch panel and method for gesture recognition | |
| CN210199702U (en) | Gesture recognition sensor | |
| CN107608454A (en) | Display screen and electronic equipment | |
| CN201212989Y (en) | Laser scanning type touch screen | |
| CN102622133A (en) | Infrared touch screen for changing infrared light transmission paths and touch point recognizing method for infrared touch screen | |
| Ryu et al. | T-less: A novel touchless human-machine interface based on infrared proximity sensing | |
| US10209799B2 (en) | Touch display system and touch operation device | |
| US11392196B2 (en) | Electronic apparatus, spatial positioning system and spatial positioning method | |
| EP2506129A2 (en) | Electronic pen and projector system using the same | |
| US9880669B2 (en) | Touch panel with infrared light receiving elements, and display device | |
| JP2013210956A (en) | Display device | |
| CN111007528A (en) | Inspection robot | |
| CN211664371U (en) | Steel band off tracking detection mechanism and steel band deviation correcting device | |
| US8657682B2 (en) | Motion sensing controller and game apparatus having same | |
| US20090225031A1 (en) | Optical mouse | |
| CN210198500U (en) | Photoelectric liquid level sensor | |
| JP2020052681A (en) | Operation processing device | |
| CN207730937U (en) | A kind of external infrared ray compound eye sensor of robot | |
| CN209894787U (en) | Gas sensor for detecting indoor toxic gas | |
| CN210294045U (en) | Carbon dioxide sensing device and light reflection mechanism | |
| CN215264707U (en) | Gesture induction system | |
| CN208399672U (en) | Automobile radar return enhancement device, automobile plastic Decorative Cover and automobile buffer beam | |
| JP2006134362A (en) | Light emission detector and coordinate detector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |