CN103135589A - Reflector lamp capable of randomly changing projection areas, following projection system and implementation method of following projection system - Google Patents
Reflector lamp capable of randomly changing projection areas, following projection system and implementation method of following projection system Download PDFInfo
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- CN103135589A CN103135589A CN2013100122305A CN201310012230A CN103135589A CN 103135589 A CN103135589 A CN 103135589A CN 2013100122305 A CN2013100122305 A CN 2013100122305A CN 201310012230 A CN201310012230 A CN 201310012230A CN 103135589 A CN103135589 A CN 103135589A
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Abstract
The invention provides a reflector lamp capable of randomly changing projection areas, a following projection system and an implementation method of the following projection system. The reflector lamp can be used for illuminating a tracked object and comprises a light source module providing projection light, a scanning mirror module converting and projecting light rays of the light source module, a tracking signal obtaining module for obtaining tracking signals and a control unit connected with the tracking signal obtaining module and the scanning mirror module. The control unit controls the scanning mirror module to move to adjust the projection areas according to the tracking signals. On the basis of the reflector lamp, the invention further provides the following projection system composed of a remote controller and the reflector lamp, wherein the remote controller is matched with the reflector lamp in use, and accordingly control and use of the reflector lamp are facilitated. The reflector lamp, the following projection system and the implementation method have the advantages of being easy to install and use, capable of automatically following an object in real time and various in projection light type.
Description
Technical field
The present invention relates to lighting field, particularly a kind ofly can change arbitrarily the shot-light of projected area and use following projection system and realizing that this follows the method for projection system of this shot-light.
Background technology
At present, shot-light all has use in multiple occasion.For example, on some vehicles (as aircraft, train, high ferro, coach), usually all small-sized shot-light can be installed above passenger-seat, thereby facilitate the passenger to throw light on when light is darker.Yet this shot-light is when opening, and the field of illumination is limited substantially, due to light scattering, can affect like this personnel that have a rest in the side, is unfavorable for using.
In addition, shot-light can also be applied on stage.Traditional stage shot-light can be by controlling manually, adjusts the projecting direction, zone of shot-light etc.; Yet, require to have so skilled operating personnel, and due to reasons such as operating personnel's fatigue or reflection delays, in the time of can causing using, degree of accuracy be relatively poor, and need to expend a large amount of manpowers.
For this reason, a kind of automatic stage light tracking system occurs, laid before the lights a plurality of pick-up units (pressure transducer), detect in real time the position of target, control the direction of illumination of light, realize that light of stage follows target travel automatically, reach automatic operatorless purpose.Yet this automatic stage light tracking system need to be laid pressure transducer before the lights, produces control signal by pressure, and its control is inaccurate, and installs and use also very inconvenience.
Summary of the invention
The technical problem to be solved in the present invention is, provides a kind of and avoid scattering, can change arbitrarily the shot-light of projected area and follow projection system and follow the implementation method of projection system.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of shot-light that can change arbitrarily the projected area, can be used for shining tracing object, comprise light source module that throw light is provided, with the light of described light source module change projection the scanning mirror module, obtain the tracking signal acquisition module of tracking signal and the control module that is connected with the scanning mirror module with described tracking signal acquisition module;
Described control module is controlled described scanning mirror block motion according to described tracking signal and is adjusted the projected area.
Preferably, described tracking signal acquisition module comprises the image acquiring module of the signal of video signal that obtains tracing object.
Preferably, described image acquiring module is the CMOS alignment sensor.
Preferably, described tracking signal acquisition module comprises the radio receiving transmitting module of the tracking signal of obtaining tracing object output.
Preferably, described light source module is the light source with kicker light ability, comprises LASER Light Source or LED; Described scanning mirror module is the MEMS scanning mirror.
Preferably, described shot-light also comprises the storage unit that is connected, stores multiple scanning projecting pattern with described control module;
Described control module is controlled described scanning mirror module according to the scanning projecting pattern of described storage unit and is projected graph of a correspondence.
Preferably, described shot-light also comprises the shell of installing for described light source module, scanning mirror module, tracking signal acquisition module, control module,
Be connected and drive the steering mechanism of described shell rotation with described shell, and
Be connected, controlled by described control module the driver module that turns to that drives the rotation of described steering mechanism with described control module.
The present invention also provides a kind of projection system of following, and comprises above-mentioned any shot-light and telepilot;
Described telepilot comprises the tracking signal dispensing device that sends tracking signal;
The tracking signal acquisition module of described shot-light is connected communication with described tracking signal dispensing device, receives described tracking signal.
Preferably, described tracking signal acquisition module comprises the image acquiring module of the signal of video signal that obtains tracing object; Described image acquiring module is the CMOS alignment sensor;
Described tracking signal dispensing device comprises the infrared light supply that is arranged on described telepilot.
Preferably, described tracking signal acquisition module comprises the radio receiving transmitting module of the tracking signal of obtaining tracing object output;
Described tracking signal dispensing device comprise be arranged on described telepilot, the three-dimensional location data of the described telepilot of monitoring is as the inertia sensing module of described tracking signal, and the telepilot radio receiving transmitting module that is connected, described tracking signal is sent to described radio receiving transmitting module with described inertia sensing module.
Preferably, described inertia sensing module comprises one or more in acceleration transducer, gyroscope, geomagnetic sensor.
Preferably, described light source module is the light source with kicker light ability, comprises LASER Light Source or LED; Described scanning mirror module is the MEMS scanning mirror;
Described shot-light also comprises the storage unit that is connected, stores multiple scanning projecting pattern with described control module;
The described scanning mirror module of scanning projecting pattern control that described control module calls storage unit according to described tracking signal projects graph of a correspondence.
The present invention also provides a kind of implementation method of following projection system, comprises the steps:
S1: telepilot sends tracking signal;
S2: shot-light utilizes the tracking signal acquisition module to obtain tracking signal;
S3: described shot-light is adjusted the projected area according to the described tracking signal gated sweep mirror module of obtaining.
In the method for the invention, described step S1 comprises step S1-1: utilize the infrared light supply that arranges on described telepilot to send described tracking signal;
Described step S2 comprises step S2-1: the image acquiring module of described shot-light is obtained the signal of video signal of described infrared light supply, and then obtains described tracking signal;
And/or described step S1 also comprises step S1-2: utilize the three-dimensional location data of the described telepilot of inertia sensing module monitors that arranges on described telepilot as described tracking signal, and send by the telepilot radio receiving transmitting module;
Described step S2 also comprises step S2-2: the radio receiving transmitting module of described shot-light is connected communication with described telepilot radio receiving transmitting module, receives described three-dimensional location data as the described tracking signal of obtaining.
The invention has the beneficial effects as follows: utilize the light of control module gated sweep mirror module projection light source module, can reduce scattering like this, the light district of projection only in controlled viewing area, has avoided disturbing other people defective; And, by the projected area that coordinate change shot-light of shot-light with telepilot, use, install all fairly simple, and can realize following automatically, in real time target.
Further, can project by the scanning mirror module throw light pattern of the Suresh Kumar of user's needs.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in accompanying drawing:
Fig. 1 is the schematic diagram that can change arbitrarily the shot-light of projected area in the embodiment of the present invention one.
Fig. 2 is the schematic diagram of following projection system in the embodiment of the present invention two.
Fig. 3 is the schematic flow sheet of the implementation method of following projection system in the embodiment of the present invention two.
Fig. 4 is the schematic diagram of following projection system in the embodiment of the present invention three.
Fig. 5 is the schematic diagram of following projection system in the embodiment of the present invention four.
Embodiment
Below in conjunction with specific embodiment and Figure of description, the present invention is described in further details.
As shown in Figure 1, the embodiment one that can change arbitrarily the shot-light 10 of projected area of the present invention, this shot-light comprise light source module 11 that throw light is provided, with the light of light source module 11 change projection scanning mirror module 12, obtain the tracking signal acquisition module 13 of tracking signal and be connected the control module 14 that is connected with tracking signal acquisition module 13 with the scanning mirror module; Control module 14 is adjusted the projected area according to tracking signal gated sweep mirror module 12.
This light source module 11 can adopt the light source with kicker light ability, and such as LASER Light Source, LED etc. is to provide directive throw light.
This scanning mirror module 12 can adopt the MEMS scanning mirror, utilize the MEMS technology that the light of light source module 11 is changed projection, form the projection illumination zone of setting, can guarantee that such shot-light does not have scattering, the light district of projection can not disturb other people only in the illuminated area of needs.And, can be so that the light that projects has specific pattern and shape by scanning mirror module 12; Simultaneously, can also control deflection scanning mirror module 12 according to tracking signal, realize that irradiation area among a small circle changes and follows.
This tracking signal acquisition module 13 is used for obtaining the tracking signal of irradiation tracing object, and is delivered to control module 14.This tracking signal acquisition module 13 can be by obtaining the signal of video signal, position signalling etc. of irradiation tracing object, can be referring to the embodiment row detailed description again of Fig. 2-4, obtain shining the position of tracing object, and then adjust the projected area by control module 14 gated sweep mirror modules 12.
This control module 14 is connected with light source module 11, scanning mirror module 12, tracking signal acquisition module 13 etc., the tracking signal that can obtain tracking signal acquisition module 13 is calculation process in addition, then send control command, light source module 11, scanning mirror module 12 are controlled, to adjust the projected area.Certainly, also can be by button be set, come trigger control unit 14 according to the pattern of setting, control light source module 11, scanning mirror module 12 are shone by set model, such as using according to ordinary lamps, only throw a circular lamppost vertically downward, and the projecting direction of lamp can change manually.Control module 14 can adopt single-chip microcomputer, can certainly adopt other control chips or MCU microprocessing unit.
Further, shot-light 10 can also comprise is connected the storage unit 15 that communication connects with control module, storage unit 15 the insides store multiple scanning projecting pattern, can come the conversion projecting pattern according to tracking signal according to the button on shot-light 10 or by control module 14.Control module 14 projects the projected path of graph of a correspondence or setting according to the scanning projecting pattern gated sweep mirror module 12 of storage unit 15.Can be according to pressing the key transformation projecting pattern on projecting lamp 10.Can certainly be connected the radio receiver that communication connects with control module by arranging one, realize its Long-distance Control.
Understandable, in certain embodiments, storage unit 15 also can be integrated in control module 14, that is to say that control module 15 is own just with memory function.Such as chip, single-chip microcomputer etc.
Shot-light 10 can also comprise the shell of installing for light source module 11, scanning mirror module 12, tracking signal acquisition module 13, control module 14, shell connects and drives the steering mechanism that shell rotates, and is connected, is controlled by control module 14 driver module that turns to that drives steering mechanism's rotation with control module 14.Turn to driver module under the control of control module, drive steering mechanism and drive 11 three-dimensional reorientation or the movements up and down of scanning mirror module.
Shell can adopt plastics, macromolecular material, can certainly adopt metal.Driver module can adopt motor, and motor is connected with control module 14 communications, and control module 14 is controlled the startup of motor and closes.Drive steering mechanism and adopt common structure, just do not give unnecessary details here.Drive steering mechanism and be connected the rotation that drives shell with connection.
As shown in Figure 2, be that shot-light 10 coordinates with a telepilot 20, an embodiment two who follows projection system of formation.Shot-light 10 comprises the light source module 11 identical with embodiment shown in Figure 1, scanning mirror module 12, control module 14, storage unit 15 etc., in the present embodiment, tracking signal acquisition module 13 adopts COMS alignment sensor 131, accordingly, an infrared light supply 211 is installed as the tracking signal dispensing device on telepilot 20, for the COMS alignment sensor 131 in shot-light 10 provides signal of video signal.This infrared light supply 211 can adopt the LED lamp that infrared light is provided, and can certainly adopt other light sources.
The location of CMOS optical alignment sensor 131 is in its angular field of view, the located lateral X-axis, the longitudinal register Y-axis, the coordinate of setting it at the edge at visual angle is minimum value and maximal value, then angular field of view is divided into uniform scale, the coordinate points at the infrared light spot place that so just can determine to receive in the angular field of view class of whole CMOS optical alignment sensor 131.
Particularly, COMS alignment sensor 131 on shot-light 10 is towards infrared light supply 211, COMS alignment sensor 131 passes through to detect the luminous point of infrared light supply 211 in the data of scanning area, obtain surveying the luminous point of infrared light supply 211 with respect to the coordinate of COMS alignment sensor 131 scanning center, utilize the luminous point changes in coordinates to judge the shift position of telepilot 20.The shift position of the infrared light supply 211 on COMS alignment sensor 131 sensing telepilots 20, pass to control module 14, control module 14 is controlled the switch of light source module 11, and gated sweep mirror module 12, scanning mirror on scanning mirror module 12 is launched projection light by scanning mirror, and comes the deflection scanning mirror to realize that irradiation area among a small circle changes and follows according to control signal.
This follows the implementation method of projection system, as shown in Figure 3, comprise the following steps: S1: send tracking signal by telepilot 20, in the present embodiment, infrared light supply 211 on telepilot 20 emits beam, and it is mobile that telepilot 20 is followed object (as books), and then the location following of infrared light supply 211 moves.
Then, S2: the tracking signal acquisition module 13 on shot-light 10 obtains tracking signal; In the present embodiment, utilize COMS alignment sensor 131 to detect the luminous point of infrared light supply 211 in the data of scanning area, obtain surveying the luminous point of infrared light supply 211 with respect to the coordinate of COMS alignment sensor 131 scanning center, utilize the luminous point changes in coordinates to judge the shift position of telepilot 20.Then, S3: adjust the projected area by shot-light 10 according to the tracking signal gated sweep mirror module 12 of obtaining, realize that irradiation area among a small circle changes and follows.
As shown in Figure 4, be another embodiment three that follows projection system.in this embodiment, shot-light 10 comprises the light source module 11 identical with embodiment shown in Figure 1, scanning mirror module 12, control module 14, storage unit 15, in the present embodiment, tracking signal acquisition module 13 adopt can the receiving position signal radio receiving transmitting module 131, correspondingly, be provided with the inertia sensing module 212 of position data that can sensing telepilot 20 on telepilot 20, and the telepilot radio receiving transmitting module 213 that position data is sent to radio receiving transmitting module 132, wherein inertia sensing module 212 is connected communication and is connected with the telepilot radio receiving transmitting module.
Inertia sensing module 212 comprises that one or more in acceleration transducer, gyroscope, geomagnetic sensor are used in conjunction with.particularly, the course of work of following projection system in this embodiment is: the mobile position data of inertia sensing module 212 sensing telepilots 20, and pass to radio receiving transmitting module 132 by telepilot radio receiving transmitting module 213, and further be sent to control module 14, control module 14 obtains the coordinates of motion of telepilot 20 through computing, then control module 14 is controlled the switch of light source module 11, and gated sweep mirror module 12, scanning mirror on scanning mirror module 12 is launched projection light by scanning mirror, and make scanning mirror deflection according to control signal, realize that irradiation area among a small circle changes and follows.
This follows the implementation method of projection system, comprise the following steps: send tracking signal by telepilot 20, in the present embodiment, when telepilot 20 is followed object (as books) movement, the mobile position data of the inertia sensing module 212 sensing telepilots 20 on telepilot 20, and send by telepilot radio receiving transmitting module 213.
Then, the tracking signal acquisition module 13 on shot-light 10 obtains tracking signal; In the present embodiment, utilize the radio receiving transmitting module 132 on shot-light 10 to receive mobile position data as tracking signal.Then, computing obtains the coordinates of motion of telepilot 20 according to tracking signal by the control module 14 of shot-light 10, comes gated sweep mirror module 12 to adjust the projected area, realizes that irradiation area among a small circle changes and follows.
Further, because inertia sensing module 212 can detect three-dimensional, thereby can judge that telepilot 20 is apart from the distance of shot-light 10, because light is to produce in the mode of scanning mirror module with projection, so the scope of irradiation can become with the distance of irradiation distance large and dwindle, the vertical range that can send back by sensing, the range of exposures that has control module 14 gated sweep mirror modules to regulate light guarantees that the light-illuminating scope is far and near consistent.
As shown in Figure 5, be another embodiment four that follows projection system.in this embodiment, shot-light 10 comprises and identical light source module 11 embodiment illustrated in fig. 1, scanning mirror module 12, control module 14, storage unit 15, in the present embodiment, tracking signal acquisition module 13 comprises the COMS alignment sensor 131 that obtains signal of video signal and the radio receiving transmitting module 131 that obtains position signalling, correspondingly, tracking signal dispensing device on telepilot 20 is included as the infrared light supply 211 that COMS alignment sensor 131 provides signal of video signal, be used for the inertia sensing module 212 of sensing telepilot 20 position datas and the telepilot radio receiving transmitting module 213 that positional information is sent to radio receiving transmitting module 131.Wherein, inertia sensing module 212 is connected communication and is connected with the telepilot radio receiving transmitting module.In this embodiment, combine Fig. 2 and embodiment illustrated in fig. 3, shot-light 10 adopts and mode embodiment illustrated in fig. 2 is obtained signal of video signal and obtain the position signalling of telepilot 20 with mode embodiment illustrated in fig. 3, and in conjunction with these two kinds of signals, can be more accurately telepilot 20 region projection lights.
This follows the implementation method of projection system, comprise the following steps: send tracking signal by telepilot 20, in the present embodiment, the infrared light supply 211 on telepilot 20 emits beam, and it is mobile that telepilot 20 is followed object (as books), and then the location following of infrared light supply 211 moves; Simultaneously, when telepilot 20 is followed object (as books) movement, the mobile position data of the inertia sensing module 212 sensing telepilots 20 on telepilot 20, and send by telepilot radio receiving transmitting module 213.
Then, the tracking signal acquisition module 13 on shot-light 10 obtains tracking signal; In the present embodiment, utilize COMS alignment sensor 131 to detect the luminous point of infrared light supply 211 in the data of scanning area, obtain surveying the luminous point of infrared light supply 211 with respect to the coordinate of COMS alignment sensor 131 scanning center, utilize the luminous point changes in coordinates to judge the shift position of telepilot 20.
Simultaneously, utilize the radio receiving transmitting module 132 on shot-light 10 to receive mobile position datas as tracking signal, computing obtains the coordinates of motion of telepilot 20 according to tracking signal by the control module 14 of shot-light 10.
Then, the tracking signal that the comprehensive COMS alignment sensor 131 of control module 14 and radio receiving transmitting module 132 obtain comes gated sweep mirror module 12 to adjust the projected area, realizes that irradiation area among a small circle changes and follows.
Further, different shot-lights 10 and telepilot 20 have corresponding different I D code.Understandably, in certain embodiments, by presetting, a shot-light 10 can coordinate a plurality of telepilots 20 to use, and as when carrying out quiz game, who first presses the button of telepilot 10, and light is projection to whom just.Certainly can control simultaneously a plurality of shot-lights 10 by a telepilot 20 by presetting also.
in the above-described embodiments, telepilot 20 can be the telepilot (as Chinese patent 201029216083.2) of external action identification or the telepilot after the summary database, when being used in conjunction with shot-light 10, can utilize telepilot to draw a circle or a horizontal stripe, telepilot after external action identification telepilot or summary database sends to shot-light 10 with coordinate or trace information, after shot-light 10 is received mobile position data, mobile position data is changed into control command, control the MEMS scanning mirror and draw circle or horizontal stripe, and change scanning angle along with the movement of telepilot, realize that crevice projection angle changes.
The various embodiments described above follow projection system when can be used for reading a book to the user, suitable ray cast scope is provided.First telepilot 20 is clipped on books, be placed under shot-light 10, triggering telepilot 20 enters correction mode and (corresponding correction mode button for example is set on telepilot 20, press the correction mode button), this moment, shot-light 10 kept shining downward attitude, and shot-light 10 penetrates dots, and mobile books centers overlaps to dot, telepilot 20 is completed correction (as again pressing the correction mode button), and withdraws from correction mode.
Then, carrying out range of exposures sets.For example, the range of exposures setting key is set on telepilot, pressing the range of exposures setting key begins mobile books (with telepilot) and draws the projection scope, (specifically can be with reference to above-described embodiment, consist of track capturing or increase inertia sensing module senses movement locus on telepilot by at least one infrared LED on COMS alignment sensor and telepilot), shot-light 10 moves at any time and adjusts illumination pattern when drawing, it can be arbitrary graphic, then unclamp button and complete the projected graphics setting, shot-light 10 is controlled by starting switch, click brightly, then click and go out.The center of projection position can change, for example: can press the correction mode button that arranges on telepilot, in the situation that projection scope and invariant position, the mobile remote control device is to appropriate position, decontrol the correction mode button, the telepilot position will be that view field follows correspondence position at this moment, the telepilot change, projection in zone is servo-actuated, and remains that relative position is constant.
When telepilot has not had electricity, or not when communication context, can directly press the button on shot-light, this moment projecting lamp can start inner with projecting pattern, such as using according to ordinary lamps, only throw a circular lamppost vertically downward, and the projecting direction of lamp can change manually.
Also can be with the corresponding a plurality of telepilots of one group of shot-light, as quiz game, who first pushes button, and projecting lamp will find him.
Understandable, can mutually make up between each technical characterictic of above-described embodiment and unrestricted.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention also not only is confined to above-described embodiment, and all technical schemes that belongs under thinking of the present invention all belong to protection scope of the present invention.Should be pointed out that for those skilled in the art, in several improvements and modifications that do not break away under principle of the invention prerequisite, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (13)
1. a prompt system of using to hand-held device, is characterized in that, comprises the reception transmitter that is connected with described hand-held device and the prompting accessory that communicates to connect with described reception transmitter;
Described reception transmitter comprises and receiving from the interrogating notification signal and be processed into the first processing unit of announcement information of described hand-held device, and the first wireless transmit/receive units that is connected with described the first processing unit and described announcement information is exported;
Described prompting accessory comprises shell, with the second wireless transmit/receive units of described the first wireless transmit/receive units connecting communication, be connected the described announcement information of access with described the second wireless transmit/receive units and process the second processing unit of output notice instruction and is connected the power supply of powering according to the reminding unit of described notification instruction output alerting signal and for described the second wireless transmit/receive units, the second processing unit and reminding unit with described the second processing unit; Described two wireless transmit/receive units, the second processing unit, reminding unit and power supply are arranged in described shell.
2. the prompt system of using to hand-held device according to claim 1, is characterized in that, described prompting accessory also comprises the instruction input block of input reply instruction; Described the second processing unit is connected with described instruction input block, and exports described the first wireless transmit/receive units to by described the second wireless transmit/receive units after processing described reply instruction.
3. the prompt system of using to hand-held device according to claim 1, it is characterized in that, described reception transmitter also comprises the first storage unit that stores return information, described the first processing unit is connected with described the first storage unit, and exports described hand-held device to according to return information corresponding to described reply instruction calls.
4. the prompt system of using to hand-held device according to claim 2, is characterized in that, described instruction input block comprises the some replies control buttons that are connected with described the second processing unit.
5. the prompt system of using to hand-held device according to claim 2, is characterized in that, described instruction input block comprises with described the second processing unit and being connected, the action sensor of the motion characteristic data of the described prompting accessory of sensing.
6. the prompt system of using to hand-held device according to claim 5, is characterized in that, described action sensor comprises one or more in acceleration transducer, geomagnetic sensor, gyroscope.
7. the described prompt system of using to hand-held device of according to claim 2-6 any one, is characterized in that, described prompting accessory also comprises the second storage unit that stores the return signal corresponding with the reply instruction of described instruction input block; Described the second processing unit is connected with described the second storage unit, and the return signal corresponding according to the reply instruction calls of described instruction input block input is by described the second wireless transmit/receive units output.
8. the prompt system of using to hand-held device according to claim 7, is characterized in that, described reminding unit comprises and is connected one or more in the display screen of exporting alerting signal, Vib., warning light with described the second processing unit.
9. prompting accessory that is used for hand-held device, it is characterized in that, comprise shell, carry out the second wireless transmit/receive units of connecting communication, be connected the access announcement information with described the second wireless transmit/receive units and process the second processing unit of output notice instruction and is connected with described the second processing unit the power supply of powering according to the reminding unit of described notification instruction output alerting signal and for described the second wireless transmit/receive units, the second processing unit and reminding unit; Described two wireless transmit/receive units, the second processing unit, reminding unit and power supply are arranged in described shell.
10. prompting accessory according to claim 9, is characterized in that, described prompting accessory also comprises the instruction input block of input reply instruction; Described the second processing unit is connected with described instruction input block, and exports described the first wireless transmit/receive units to by described the second wireless transmit/receive units after processing described reply instruction.
11. prompting accessory according to claim 10 is characterized in that, described instruction input block comprises the some replies control buttons that are connected with described the second processing unit; Perhaps,
Described instruction input block comprises with described the second processing unit and being connected, the action sensor of the motion characteristic data of the described prompting accessory of sensing; Described action sensor comprises one or more in acceleration transducer, geomagnetic sensor, gyroscope.
12. according to claim 9-11 described prompting accessories of any one is characterized in that described prompting accessory also comprises the second storage unit that stores the return signal corresponding with the reply instruction of described instruction input block; Described the second processing unit is connected with described the second storage unit, and the return signal corresponding according to the reply instruction calls of described instruction input block input is by described the second wireless transmit/receive units output.
13. prompting accessory according to claim 12 is characterized in that, described reminding unit comprises and is connected one or more in the display screen of exporting alerting signal, Vib., warning light with described the second processing unit.
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| CN201310012230.5A CN103135589B (en) | 2013-01-14 | 2013-01-14 | The shot-light of projected area can be changed arbitrarily, follow projection system and its implementation |
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