CN110211431B

CN110211431B - Finger point reading system and point reading method thereof

Info

Publication number: CN110211431B
Application number: CN201910586794.7A
Authority: CN
Inventors: 魏江力; 殷述军
Original assignee: Qingdao Robotpen Digital Technology Co ltd; Qingdao Luobo Intelligent Education Technology Co ltd
Current assignee: Qingdao Robotpen Digital Technology Co ltd; Qingdao Luobo Intelligent Education Technology Co ltd
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2023-09-12
Anticipated expiration: 2039-07-01
Also published as: CN110211431A

Abstract

The invention discloses a finger point reading system, which comprises an induction finger ring, a positioning backing plate and a point reading matter; the induction finger ring comprises a circular magnetic core part, an insulated wire is wound on the circular magnetic core part to form an inductance coil, two taps of the inductance coil winding are connected with a capacitor to form an LC resonance circuit, and the LC resonance circuit is sealed into a finger ring by an insulated sealing sleeve outside the whole LC resonance circuit; the positioning backing plate can position the sensing finger ring, reads the content corresponding to the position from a memory arranged in the positioning backing plate, and plays back the content through the sounding device; the relative positions of the contents on the reading material and the positioning backing plate are fixed. The finger point reading system and the point reading method thereof realize point reading positioning in a finger ring mode, are simple and feasible compared with a camera scheme, are not influenced by ambient light, are greatly improved compared with the problems in the background art, and improve the user experience.

Description

Finger point reading system and point reading method thereof

Technical Field

The invention relates to a point-reading system, in particular to a finger point-reading system and a point-reading method thereof.

Background

In the patent of 201810788358.3, a finger point-reading system, an operation method thereof and a device adopting the system are proposed, a camera module is utilized to sample a drawing book and fingers, the position of the sampled fingers on the drawing book is captured, then image information acquired by the camera module is stored, real-time images of the fingers captured by the camera and the drawing book are compared with the stored image information, an audio processing module is utilized to carry out voice matching with the sampled drawing book, and voice broadcasting is carried out when the sampled fingers are on the drawing book. The image processing mode is greatly influenced by ambient light, and misreading is easy to occur.

Disclosure of Invention

The invention aims to provide a manual pointing reading system and a pointing reading method thereof, which are used for solving the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions:

a finger point reading system comprises an induction finger ring, a positioning base plate and a point reading matter;

the induction finger ring comprises a circular magnetic core part, an insulated wire is wound on the circular magnetic core part to form an inductance coil, two taps of the inductance coil winding are connected with a capacitor to form an LC resonance circuit, and the LC resonance circuit is sealed into a finger ring by an insulated sealing sleeve outside the whole LC resonance circuit; the positioning backing plate can position the sensing finger ring, reads the content corresponding to the position from a memory arranged in the positioning backing plate, and plays back the content through the sounding device; the relative positions of the contents on the reading material and the positioning backing plate are fixed.

As a further scheme of the invention: the positioning backing plate comprises a position sensor, a processor, a memory and a sounding device, wherein the processor is respectively connected with the position sensor, the memory and the sounding device.

As still further aspects of the invention: the position sensor consists of PCB coils which are arranged vertically and horizontally.

As still further aspects of the invention: the annular magnetic core component is a magnetic powder core, ferrite alloy and a ferro-silicon-aluminum magnetic core.

As still further aspects of the invention: the method for clicking and reading by using the finger clicking and reading system comprises the steps of wearing the sensing finger ring at a first joint of a clicking and reading finger, fixing the clicking and reading material on a positioning base plate, fixing the relative positions of the clicking and reading material and the positioning base plate, enabling the finger ring to approach to a position sensor on the positioning base plate when the clicking and reading finger points to a certain position, enabling the positioning base plate to position the sensing finger ring when the sensing finger ring stops moving and keeps the fixed position for a period of time longer than a set time, reading the content corresponding to the position from a memory arranged in the positioning base plate, and playing back the content through a sounding device.

Compared with the prior art, the invention has the beneficial effects that: the finger point reading system and the point reading method thereof realize point reading positioning in a finger ring mode, are simple and feasible compared with a camera scheme, are not influenced by ambient light, are greatly improved compared with the problems in the background art, and improve the user experience.

Drawings

FIG. 1 is a schematic flow chart of a click-to-read method of the present invention;

fig. 2 is a schematic view of an insulated wire wound around a toroidal core member according to the present invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-2, a finger touch-and-talk system includes an inductive finger ring, a positioning pad, and a touch-and-talk reader; the induction finger ring comprises a circular magnetic core part 1, an insulated wire 2 is wound on the circular magnetic core part 1 to form an induction coil, two taps of the winding of the induction coil are connected with a capacitor 3 to form an LC resonance circuit, and the LC resonance circuit is sealed into a finger ring by an insulating sealing sleeve outside the whole LC resonance circuit; the positioning backing plate can position the sensing finger ring, reads the content corresponding to the position from a memory arranged in the positioning backing plate, and plays back the content through the sounding device; the relative positions of the contents on the reading material and the positioning backing plate are fixed.

As one embodiment of the invention, the positioning pad comprises a position sensor, a processor, a memory and a sound generating device, wherein the processor is respectively connected with the position sensor, the memory and the sound generating device.

As an embodiment of the present invention, the processor uses a single-chip microcomputer.

As an embodiment of the present invention, the position sensor is composed of PCB coils disposed vertically and horizontally, i.e. a common technical means of EMR electromagnetic touch technology.

As an embodiment of the present invention, the toroidal core member 1 may be a magnetic powder core, ferrite, various ferrite alloys, a common inductance core such as a sendust core, or the like.

As one embodiment of the invention, the sensing finger ring is worn at the first joint of the finger to be read, then the reading material is fixed on the positioning backing plate, the relative positions of the reading material and the positioning backing plate are fixed, when the finger to be read points to a certain position, the finger ring approaches to the position sensor on the positioning backing plate, when the sensing finger ring stops moving and the time for keeping the fixed position is more than 500ms, the positioning backing plate can position the sensing finger ring, and the content corresponding to the position is read from the memory arranged in the positioning backing plate and then played back through the sounding device.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The finger point reading system is characterized by comprising an induction finger ring, a positioning base plate and a point reading matter;

the induction finger ring comprises an annular magnetic core part (1), an insulated wire (2) is wound on the annular magnetic core part (1) to form an induction coil, two taps of the winding of the induction coil are connected with a capacitor (3) to form an LC resonance circuit, and the LC resonance circuit is sealed into a finger ring by an insulating sealing sleeve outside the whole LC resonance circuit;

the positioning backing plate can position the sensing finger ring, reads the content corresponding to the position from a memory arranged in the positioning backing plate, and plays back the content through the sounding device;

the positioning backing plate comprises a position sensor, a processor, a memory and a sound generating device, wherein the processor is respectively connected with the position sensor, the memory and the sound generating device;

the relative positions of the contents on the reading material and the positioning backing plate are fixed;

the position sensor consists of PCB coils which are vertically and horizontally arranged; the annular magnetic core component (1) is a magnetic powder core, ferrite alloy and a ferro-silicon-aluminum magnetic core.

2. A method for clicking the finger clicking system according to claim 1, wherein the sensing finger ring is worn on the clicking finger, the clicking reading material is fixed on the positioning pad, the relative positions of the clicking reading material and the positioning pad are fixed, when the clicking finger points to a certain position, the finger ring approaches to the position sensor on the positioning pad, when the sensing finger ring stops moving and the fixed position is kept for a period of time longer than a set time, the positioning pad can position the sensing finger ring, the content corresponding to the position is read from the memory arranged in the positioning pad, and then the content is played back through the sounding device.