CN1064854C

CN1064854C - System for instruction of papil

Info

Publication number: CN1064854C
Application number: CN941934764A
Authority: CN
Inventors: 诺曼·约翰·易斯特布鲁克
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-08-24
Filing date: 1994-08-09
Publication date: 2001-04-25
Anticipated expiration: 2014-08-09
Also published as: EP0746390A4; SG72640A1; CN1139388A; JPH09506978A; EP0746390A1; WO1995005873A1

Abstract

A system (1) for instruction of a pupil (2) is disclosed. The system (1) includes at least one video monitor (3) which preferably has a split screen facility, to display in a comparing relationship instructor (8) and pupil (2) images. A mixer (24) is provided to receive a recorded tutor image of an instructor (8) and at least one recording camera (21) is provided to record live a pupil (2) image as he watches the monitor (3), the output of the camera (21) being connected to the mixer (24) and displayed on the monitor (3) simultaneously with the image of the instructor (8).

Description

The system that is used for instruction of papil

The present invention relates to the student and instruct, particularly relate to the system that is used to instruct.This system can make the student contrast instructor's image viewing oneself.

For example, when a student plays golf or during other sports events in, owing to can't when finishing an action, watch oneself, so no matter he is a beginner or a high-caliber golfer, or the player of a specialty, usually can't understand the essential of exercise.When the student just learns from books, diagram, video or individual course, the student can't contrast others watch his WKG working what.When the student attempts to finish one when the motion related task, he can't see the contrast between his the own and predetermined action.

The system that the object of the present invention is to provide a kind of improved student of being used for to instruct, this system can be from overcoming in fact or revising above-mentioned shortcoming.

According to an aspect of the present invention, the system that a kind of student of being used for instructs is disclosed.Described system comprises: at least one display unit is used to show the relativity between instructor and the student's image; A blender is used for receiving from first source; The instructor's that at least one has been noted image; At least one second source is used in the described display unit of student viewing and when attempting to imitate described the guidance, the student's image that provides at least one to show one or more students in real time; And, the output in described first source and second source, they link to each other with described blender and show simultaneously on described display unit as described guide image and described student's image respectively.

First source preferably includes the audible audio frequency of student road, and the student just can accept guidance when the imitation instructor like this.

Preferably this system is embedded the interactive learning system that is used for instructing, this learning system is used at the following aspects instruction of papil: industry, medical science, science, art, performance, speech therapy, motion and the activity that all are relevant with mode of learning, as long as the student can imitate or duplicate the action of instructing personnel.

In conjunction with the following drawings some embodiments of the present invention are described now.

Fig. 1 (a) is that expression is recorded in schematic block diagram on the guiding recording medium with the golf course;

Fig. 1 (b) is expression by using video camera that three monitors, one are positioned at the instructor left side that the golf course is recorded in part schematic block diagram on the guiding recording medium;

To be the video camera of expression by being positioned at the instructor front portion similarly be recorded in part schematic block diagram on the guiding recording medium with golf course and Fig. 1 (b) to Fig. 1 (c),

The perspective schematic view of the system of the preferred embodiment during Fig. 2 (a) is to use;

Fig. 2 (b) is to use the part perspective schematic view of system shown in Fig. 2 (a) of a video camera and three displays, and wherein, the position for video camera is in student's front portion;

Fig. 2 (c) is similar to Fig. 2 (b), is used to represent the part perspective schematic view when position for video camera system during in the student left side;

Fig. 3 is the schematic block diagram of the system that uses of Fig. 2; And

Fig. 4 is the schematic block diagram of a modification of system shown in Figure 3.

In Fig. 2 and Fig. 3, instruct the system that is used to instruct 1 of having described the present invention's first preferred embodiment for motion.The system 1 that student 2 uses comprises the video-frequency monitor 3 with split screen function.Video-frequency monitor 3 (for example, shown in Fig. 2 (a)) has cut-off rule 4 on screen 5.Monitor 3 shows first image 6 on one side of screen 5, and shows second image 7 at the another side of screen 5.First image 6 is the images (using the structure of Fig. 1 (a) to note in advance) that instruct teacher 8, and second image is the image by the real-time student 2 who shows of video camera 21a.

Now again referring to Fig. 1 (a), use the instructor's 8 that video recorder 11 will photograph by video camera 10 first image 6 to be recorded in to instruct and be with on 9.In other example, image 6 can be recorded on dish or the miscellaneous equipment.Instructor 8 can finish recording of " course " by the script (script) that is typed in the personal computer (PC) 12 is provided.PC 12 provides signal 13 for audio frequency indication sound synthesizer 14, and synthesizer 14 provides sound to look signal 15 for video recorder 11 and loudspeaker 16.Instructor 8 is provided by the indication in the script that is provided by sound synthesizer 14.For example, also can tell about indication is provided by being recorded in sound on the voiced band or scene.When instructor 8 finished the work by indication, video camera 10 provided vision signal 17 for video recorder 11.Vision signal 17 and audio signal 15 synchronously are recorded in guidance are with on 9, in order to using.In Fig. 1 (a), instruct personnel 8 in the face of video camera 10, but he can change its position by Fig. 1 (b) and described other views of Fig. 1 (c) according to the difference indication from sound synthesizer 14, for example, desired side view or front view.Compare with the structure of Fig. 2 (a), on these positions, can use more than one monitor 3.The structure that instructs of in Fig. 2 (b) and Fig. 2 (c), having represented to be used for accordingly student 2.Guidance is with 9 can use routine techniques to edit.Can be and different appoint many or the guidance different, that be used for instruction of papil 2 of course record is with 9.

Shown in Fig. 2 (a), except the video camera 21a that is positioned at student 2 front portions, system 1 comprises that also 21e falls in video camera 21b, the 21c, the 21d that lay respectively at student 2 right sides, back, a left side and top.As shown in Figure 3,

video camera

21a, 21b, 21c, 21d and 21e link to each other with blender 24 selectively by video camera selector 25.For example,

select vision signal

26,27 and 28 respectively according to view required during the course from

video camera

21a, 21b, 21c.A video replay machine 29 is reset to instruct and is with 9, and the video/audio signal of resetting 30 is offered blender 24.Blender 24 is respectively

televimonitor

3a, 3b according to selection and needs ... provide mixed

signal

32a, 32b ...Each mixes frequency signal 32 and comprises video/audio signal 30 and the

selected vision signal

26,27 and/or 28 that instructs personnel 8, and they are simultaneously displayed on the screen 5 as first image, 6 and second image 7 respectively.Video camera selector 25 is selected

correct video camera

21a, 21b and 21c according to the image 6 that instructs personnel 8 so that student 2 second image 7 with instruct personnel 8 corresponding.

Student 2 can be with earphone 33 or listen loudspeaker 16, and the audio signal 34 that is provided by blender 24 all is provided each in them as shown in FIG., or receives from the audio signal in the televimonitor 3 34.Signal 34 transmits by infrared signal or any suitable signal of communication (for example passing through hardware circuit).Student 2 can stand in the front of televimonitor 3 with earphone 33, and receive infrared audio signal 34 or listen to loudspeaker 16, like this, he just can follow the indication of instructing with in 9, and under the unrestricted situation of health with its shape for half part in addition at split screen 5 on the image that instructs personnel 8 make comparisons.Important indicating section can be indicated by flash of light arrow or cursor mark on the display, also can indicate by audio signal or tone.

The guidance of indicating student 2 to finish any order or received by guide image.When playing guide image, student's 2 examination figure imitations.After receiving any given guidance, should in guidance, comprise a period of time at interval, so that student 2 can imitate the personnel 8 that instruct.For any given order, also should comprise At All Other Times " the commentary cycle " to be used to explain at interval on 9 in guidance.On instructing, provide and stopped and pause period, to be used for the demonstration of guide image.

As shown in Figure 3, the modification of aforementioned system is: other sensor 22 and loudspeaker 23 also can be input to corresponding signal 26a and 26b in the blender 24 by selector 25; Also can use such as being included among laser shadow butterfly 29a, computer video 29b and the computer ROM 29c other and write down to provide and instruct signal 30.Under suitable situation, other sensor 22 can comprise pressure sensor, position sensor, velocity sensor and similar devices.

As shown in Figure 4, described another modification of system 1: the control system that uses a computer 36 is respectively video replay machine 29, video camera selector 25 and blender 24 control signal 37,38 and 39 is provided.Other parts of all of system 1 are identical with the parts of describing in Fig. 2 and Fig. 3.36 operations that come control system 1 use a computer.

Another modification of the operation of system shown in Figure 3 is: for example, when guide image during from laser shadow butterfly 29a, student's image can be recorded on the VCR 29.After the guidance class, can follow a joint commentary class.VCR 29 also can be with guide image with student's image record, all or part of " course " that has write down during this just can save by reset for student 2 " course ", thus allow during commentary or course, to carry out more senior guidance feedback.

During student's 2 using systems 1, by watch video-frequency monitor with its posture and the action with instruct personnel 8 to compare, instruct personnel 8 with imitation.Can be with 9 study different task or courses from some different guidances.

Described some embodiments of the present invention so far, to those skilled in the art, clearly in not deviating from scope of the present invention, can make some modifications it.

For example, system 1 uses video-frequency monitor 3, but also can replace monitor 3 to provide image bigger, that be convenient to watch for student 2 with video projector.

Also can use a video camera and 3 video-frequency monitors to replace a video-frequency monitor and three video cameras 21,22 and 23.In this structure, video-frequency monitor can be arranged on the different angles of relative video camera, and when the student turns to different video-frequency monitors, also should correspondingly change by the observed angle of student's video camera.

In aforementioned preferred embodiment, system 1 uses audio signal.But system also can not use sound, and only uses visual comparison.

Above with reference to instructing the system of having described 1 that plays golf, but also this system can be used in to such as: the guidance of other sports items such as baseball, cricket, tennis also can be used for other such as in the fields such as medical science, industry.

In another kind of modification, instruct personnel 8 first image 6 to be recorded on compact disk or other device (describing), rather than be recorded in to instruct and be with.

Another modification of said system is to use electronic recording equipment by the profile that instructs personnel only being provided or making the thin out or translucent image 6 that instructs personnel 8 of revising of its image.Can use known video editing technology to finish above-mentioned work.The system that uses known technology to revise can will instruct personnel 8 outer profile image and student 2 image 7 to merge.Use this mode, student 2 can be in its oneself posture, when moving and instructing personnel 8 modification image overlaid, they are compared.

Played golf by instruction of papil and disclose the system of preferred embodiment.Described system also can be used in the field of other non-motion guidance.For example, can limbs or equipment action appears or situation about moving under, teach some rules.Such application is action or the program that is used to teach surgeon or physiatrist.

Another field of using native system is education.Can use native system to teach and write, or by speaking to recently teaching deaf student with instructor's action.

System uses the screen that can be divided into mass part on request, wish many explanation images to produce, as the image of targets such as head or its part, trunk, limbs, hand, with professor write, print, numeral, symbol, design, medical science, work product, translation, language, art, drawing and drawing or the like.It is integrated to use routine techniques that any part of screen or all parts and audio frequency stack, voice or other sound (synthetic or nonsynthetic) are carried out, as the part that instructs of screen.

The student can be by eyesight, sound, write, the expression or any any suitable part of closing position or instrument of human body of said speech, lip or limbs are imitated.

The traditional video technique of above reference has been described native system, but also can use such as technology such as programming imitation guidances.

Had the computer technology that is referred to as " virtual reality ", wherein, the student be with multidimensional viewing apparatus (for example, expand eyepiece) also " with on " other install to stimulate his other sense organ, the student just can be in " virtual environment " like this.The student can carry sensor, and it can feed signals in the system, to show moving of student.Instruct personnel's action to be programmed in the system with guidance, or get off by other device recording, like this, the student can imitate in multidimensional " virtual environment " and instruct personnel.In such system, the angle of all guidances as, left, right, front and rear, top, base angle degree are all contained.Can use to show goggles or other flash of light arrow or cursor mark in showing, or by the tone that can hear and stimulate the emphasis part of student's sense organ any part in emphasizing to instruct.

The virtual reality method for expressing can provide complete sensation feedback, because it can stimulate any sensation of health: as eyesight, sound, smell, touch and sense of taste or the like.

In the Virtual Space, can be placed on about the information (his/her image) that instructs personnel on the student limit or with student's doubling of the image.

In some applications, can also provide by remote mode and give lessons by allow the interactive equipment of observing such as catv line, optical fiber or satellite network etc.

Claims

1. one kind is used in reference to the system that leads at least one student, and described system comprises: audio frequency replaying apparatus is used for sending vocal guidance to student at instruction course; At least one display unit is used for showing initiator's image and student's image with way of contrast; Blender is used for receiving from first source; The instructional map picture that instructs personnel that at least one has been noted; At least one second source is used in the described display unit of student viewing and when attempting to imitate described the guidance, the student's image that provides at least one to show one or more students in real time; Wherein, the output in described first source and second source is connected with described blender, when attempting to imitate described the guidance the student, described output respectively as described guide image and described student's image, is simultaneously displayed on the display unit according to vocal guidance and described image-guidance.

2. according to the system of claim 1, wherein, described display unit comprises the video-frequency monitor with split screen function, to show described image simultaneously.

3. according to the system of claim 1, wherein, described display unit comprises video-frequency monitor, this monitor uses the outline or the thin out copy of video image technology demonstration instructional map picture, wherein described student's image can be superimposed upon on the instructional map picture or with instructional map to look like to be superimposed upon on described student's image.

4. according to the system of aforementioned claim 1, wherein said second source comprises at least one video camera, can be obtained up to few described student's image from this video camera.

5. according to the system of claim 1, wherein said second source comprise a plurality of on the position with the corresponding described video camera of described student, each described video camera links to each other with described blender selectively by the video camera selector.

6. according to the system of claim 1, further comprise the recording apparatus that is used for from described at least one student's image of video camera record.

7. the system of claim 1 as described above, wherein, described first source comprises the video image playback structure of selecting from the group of being made up of video-tape player, laser disk player or other suitable equipment.

8. according to the system of claim 1, wherein, described personnel's the described instructional map picture that instructs is synthetic with the image that is produced by computer or electronic-controlled installation as first source.

9. according to the system of claim 6, wherein said recording apparatus can write down described instructional map picture and described student's image simultaneously.

10. according to the system of aforementioned claim 1, wherein, described display unit is included in a plurality of video-frequency monitors relative with described student on the position, and each described monitor links to each other with described second source selectively by described blender.

11. according to the system of aforementioned claim 1, wherein, described first source comprises the recording that can reset by described audio frequency replaying apparatus, the student can listen to this recording, to accept to instruct or further feedback in the imitation instructor.

12. according to the system of claim 11, wherein said recording sends the student to by at least one public address set.

13. according to the system of claim 12, wherein said public address set comprises one group of headband earphone, arranges it can receive the audio signal of carrying described recording, described student can carry described earphone.

14. according to the system of aforementioned claim 1, wherein, can send described guide image and student's image to described student by the sensory stimuli device, described sense stimulating device comprises described display unit at least.

15., wherein use electronic-controlled installation to control the operation of described system according to the system of aforementioned claim 1.

16., wherein, control the operation of described system by described vocal guidance and use according to the system of aforementioned claim 1.

17. according to the system of aforementioned claim 1, wherein, described vocal guidance comprises and is used to instruct personnel correctly to finish the order of certain task.

18. according to the system of aforementioned claim 1, wherein, described vocal guidance and described instructional map can be looked like to be divided into each several part, each described part comprises the subdivision of whole guidance.