CN106139615A - A kind of infrared sensing module for smart electronics building blocks - Google Patents
A kind of infrared sensing module for smart electronics building blocks Download PDFInfo
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- CN106139615A CN106139615A CN201610719433.1A CN201610719433A CN106139615A CN 106139615 A CN106139615 A CN 106139615A CN 201610719433 A CN201610719433 A CN 201610719433A CN 106139615 A CN106139615 A CN 106139615A
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- 238000010276 construction Methods 0.000 claims abstract description 18
- 230000035945 sensitivity Effects 0.000 claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 238000013519 translation Methods 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000019771 cognition Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H33/00—Other toys
- A63H33/04—Building blocks, strips, or similar building parts
- A63H33/06—Building blocks, strips, or similar building parts to be assembled without the use of additional elements
- A63H33/08—Building blocks, strips, or similar building parts to be assembled without the use of additional elements provided with complementary holes, grooves, or protuberances, e.g. dovetails
- A63H33/084—Building blocks, strips, or similar building parts to be assembled without the use of additional elements provided with complementary holes, grooves, or protuberances, e.g. dovetails with grooves
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Toys (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The present invention discloses a kind of infrared sensing module for smart electronics building blocks, including high level input, data/address bus input, signal input part, low level input, high level output end, data/address bus outfan, signal output part, low level output end, infrared sensor module, module handler, analog-digital converter, digital to analog converter, splicing construction body, upper cover housing, input fixing body and outfan fixing body.The present invention uses the infrared receiver emitting structural of particular design, sensitive can identify the distance detecting thing, and carry out processing generation digital signal by the signal of telecommunication of acquisition by analog-to-digital conversion module；Module handler can set sensitivity and the trigger value of infrared sensor according to actuator.The infrared sensing module of the present invention, uses the unified splicing construction of particular design, according to demand different types of module can be carried out free splicing, builds form realizing any form of building blocks.The intelligent building block module of the present invention, bridging arrangement is succinct, easy to use.
Description
Technical field
The present invention relates to intelligent toy technical field, be specifically related to a kind of infrared sensing mould for smart electronics building blocks
Block.
Background technology
Current a lot of circuit class experimental products all exist with a kind of absolute version, it is impossible to the product of frame for movement class
Product are used together, and its splicing, circuit connect and all there is various restriction, and user is difficult to the demand according to oneself and idea is freely spelled
Connect, it is difficult to transfer youngsters and children for building structure and the cognition of circuit theory.In order to solve this problem, it is necessary to carry
Go out a kind of can independent assortment, the intelligence according to user's idea free splicing, modularity building blocks, meet user and carrying out building blocks splicing
During, experience enjoyment that electronic control circuit brings and learn relevant knowledge.In order to realize the detection of intelligence modular system
With splicing flexibly, it is necessary to provide a kind of infrared sensing module for smart electronics building blocks.The intelligence related to of the present invention is amassed
Wood system is made up of multiple intelligence building block module (abbreviation building block module).
Summary of the invention
Object of the present invention is to provide a kind of infrared sensing module for smart electronics building blocks, utilize special ball
Face structure, can the distance of accurately detecting obstacle, it is also possible to by actuator set environment correction factor, sensitivity and triggering
Value, thus meet the requirements for automatic control of intelligence modular system.
The purpose of the present invention realizes at least through one of following technical scheme.
A kind of infrared sensing module for smart electronics building blocks, including high level input, data/address bus input, letter
Number input, low level input, high level output end, data/address bus outfan, signal output part, low level output end, red
Outer sensor module, module handler, analog-digital converter, digital to analog converter, splicing construction body, upper cover housing, input are installed
The parts such as body, outfan fixing body, circuit board；
Described infrared sensor module includes the portions such as sphere bowl body, infrared emitter, infrared receiver body, dividing plate and installation buckle
Part.Sphere bowl body is dark or opaque bowl-shape spherical structure, and infrared emitter and infrared receiver body are separated by dividing plate, and install
In sphere bowl body；The height of dividing plate is slightly above the setting height(from bottom) of infrared emitter, it is ensured that the transmitting light velocity of infrared emitter is not
Can directly be received by infrared receiver body.Buckle is installed be connected with the draw-in groove installation on circuit board for infrared sensor module.
The infrared emitter of infrared sensor module launches infrared beam, after the reflection by detected thing, infrared connects
Acceptor receives reflection light beam.Infrared sensor is according to launching light beam and the reflection light beam current infrared sensor module of calculating and detection
Distance between thing, expresses with the voltage signal of analog quantity.The voltage signal of infrared sensor module is delivered to analog-digital converter,
It is digital signal according to the intensity-conversion of voltage signal, and digital signal is passed to processor.The mark of described analog-digital converter
Determine reference voltage value to be arranged by actuator by data/address bus.Described infrared sensor connects with data/address bus, and by actuator
Sensitivity and the trigger value of sensor are set.
Described actuator be intelligence modular system an independent signal control module, self include processor, LCD show
Display screen, key-press input, communication interface and power supply interface；Processing routine that the processor of actuator is embedded, user can be by regulation
Button set by device, as information input terminal, carries out the coding of information by actuator, and exported by communication interface and
Intelligence building block module is set.
High level input, data/address bus input, signal input part and low level input are arranged on input and install
In body；High level output end, data/address bus outfan, signal output part and low level output end are arranged on outfan fixing body
In；High level input is directly connected with high level output end by high level wire；Low level input is led by low level
Line is directly connected with low level output end；Data/address bus input is direct and data/address bus outfan by wire.Described infrared
Sensor assembly, module handler, analog-digital converter and digital to analog converter are all connected with high level wire and low level wire, and
Obtain power supply.Signal input part is connected with analog-digital converter by wire, the voltage signal translation bit that analog-digital converter will obtain
Digital signal, and pass to processor by wire；The result processed and computing obtains is passed to by processor with digital signal
Digital to analog converter, digital to analog converter converts digital signals into analogue signal, and exports from signal output part.Described infrared sensing
Device module, module handler, analog-digital converter, digital to analog converter and associated tracks are all installed or weld on circuit boards.
Described splicing construction body includes pedestal, male boss, installs draw-in groove, female periphery body of wall, female square and female
Cylinder etc..Described male boss is cylindrical shape, generally comprises 1 ~ 4 cylinder, and these cylinders are arranged on pedestal.Female
Head periphery body of wall, female square and female cylinder collectively constitute several grooves, and the quantity of groove has female square and female circle
The quantity of post is determined.Described male boss and above-mentioned groove can accurately plugging in fitting, the quantity of usual groove and male boss
Quantity consistent.When the female groove of a building block module assembles with the male boss of another building block module, both can produce
The magnitude of interference of raw appropriateness, produces certain frictional force.
Described upper cover housing mainly includes shell, connects boss, housing buckle and infrared module installation cavity etc.；Shell of top cover
The installation card slot fit of the housing buckle of body and splicing construction body is installed, upper cover housing and splicing construction body thus be connected as one
Overall.Infrared module installation cavity is used for accommodating infrared sensor module；Multiple connection boss is set on shell, for amassing with other
Wooden model block connects.
Further, described infrared sensor module can arrange sensitivity and trigger value by actuator；User can be led to
Overregulate device and 10 grades of sensitivity, corresponding numeral 0-9 are set, under different sensitivity sets, the position of object under test can be distinguished
Put variable quantity.User can arrange 10 grades of trigger values by actuator, the digital 0-9 of correspondence, under different trigger values sets, and can
With the distance of reaction that correspondence is different.
Further, the joint of input is made up of contact stud, spring and fixing body, and spring is arranged in fixing body, connects
Strike the post and withstand spring, produce contact pressure when contact is pushed.
Relative to prior art, the invention have the advantages that
A kind of infrared sensing module for smart electronics building blocks of the present invention, uses the infrared receiver emitting structural of particular design,
Sensitive can identify the distance detecting thing, and carry out processing generation digital signal by the signal of telecommunication of acquisition by analog-to-digital conversion module；
Module handler can set sensitivity and the trigger value of infrared sensor according to actuator.The infrared sensing module of the present invention, adopts
With the unified splicing construction of particular design, according to demand different types of module can be carried out free splicing, to realize arbitrary shape
Form built by the building blocks of formula.The intelligent building block module of the present invention, bridging arrangement is succinct, easy to use.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of infrared sensing module for smart electronics building blocks in example.
Fig. 2 is the schematic diagram of a side structure of a kind of infrared sensing module for smart electronics building blocks in example；
Fig. 3 is the opposite side structural representation of a kind of infrared sensing module for smart electronics building blocks shown in Fig. 2；
Fig. 4 is the structural representation (removing upper cover housing) of a kind of infrared sensing module for smart electronics building blocks in example；
Fig. 5 is the structural representation of the infrared sensing module in example；
Fig. 6 is the schematic diagram of the structure side of the splicing construction body in example；
Fig. 7 is the structure opposite side schematic diagram of splicing construction body shown in Fig. 6；
Fig. 8 is the top view of Fig. 7.
Fig. 9 is the structural representation of the upper cover housing side in example.
Figure 10 is the structural representation of the opposite side of upper cover housing shown in Fig. 9.
Figure 11 is the structural representation that the outfan fixing body in example is installed with output end connector；
Figure 12 is the structural representation that the input fixing body in example is installed with input joint；
Figure 13 is the structural representation of the infrared sensing module in example and the splicing of other electronic building blocks modules.
Figure 14 is the explosive view of Figure 13.
Figure 15 is the structural representation of input joint.
In figure: 1-high level input；2-data/address bus input；3-signal input part；4-low level input；5-is high
Level output end；6-data/address bus outfan；7-signal output part；8-low level output end；9-infrared sensor module；10-
Module handler；11-analog-digital converter；12-digital to analog converter；13-splicing construction body；14-upper cover housing；15-input is pacified
Dress body；16-outfan fixing body；17-circuit board；91-sphere bowl body；92-infrared emitter；93-infrared receiver body；94-every
Plate；95-installs buckle；131-pedestal；132-male boss；133-installs draw-in groove；134-female periphery body of wall；135-female side
Block；136-female cylinder；141-shell；142-connects boss；143-housing buckle；144-infrared module installation cavity.
Detailed description of the invention
Below with reference to specific embodiment, the invention will be further described, but the enforcement of the present invention and protection are not limited to
This, if there being the process of not detailed description especially below, be all that those skilled in the art can refer to prior art realization.
As shown in Fig. 1～Figure 10, a kind of infrared sensing module for smart electronics building blocks that this example provides, including bag
Include high level input 1, data/address bus input 2, signal input part 3, low level input 4, high level output end 5, data
Output end of main 6, signal output part 7, low level output end 8, infrared sensor module 9, module handler 10, analog-digital converter
11, digital to analog converter 12, splicing construction body 13, upper cover housing 14, input fixing body 15, outfan fixing body 16 and circuit board
17；
Such as Fig. 5, described infrared sensor module 9 includes sphere bowl body 91, infrared emitter 92, infrared receiver body 93, dividing plate 94
With installation buckle 95；Sphere bowl body 91 is dark or opaque bowl-shape spherical structure, infrared emitter 92 and infrared receiver body 93
Separated by dividing plate 94, and be arranged in sphere bowl body 91；The height of dividing plate 94 is higher than the setting height(from bottom) of infrared emitter 92, with really
The transmitting light velocity protecting infrared emitter 92 will not directly be received by infrared receiver body 93；Buckle 95 and sphere bowl body 91 are installed
Outer wall one connects, and is connected with the draw-in groove installation on circuit board 17 for infrared sensor module 9；
The infrared emitter 92 of infrared sensor module 9 launches infrared beam, detected thing after reflecting, by infrared receiver body
93 receive reflection light beam；Infrared sensor module 9 according to launch light beam and reflection light beam calculate current infrared sensor module with
Distance between detection thing, expresses with the voltage signal of analog quantity；The voltage signal of infrared sensor module is delivered to modulus and turns
Parallel operation 11, is digital signal according to the intensity-conversion of voltage signal, and digital signal passes to module handler 10；Described mould
The reference-calibrating magnitude of voltage of number converter 11 is arranged by actuator by data/address bus；Described infrared sensor 9 and data/address bus
Connection, and sensitivity and the trigger value of sensor are set by actuator；
High level input 1, data/address bus input 2, signal input part 3 and low level input 4 are arranged on input and install
In body 15；High level output end 5, data/address bus outfan 6, signal output part 7 and low level output end 8 are arranged on outfan peace
In dress body 16；High level input 1 is directly connected with high level output end 5 by high level wire；Low level input 4 passes through
Low level wire is directly connected with low level output end 8；Data/address bus input 2 is directly exported with data/address bus by wire
End 6；Described infrared sensor module 9, module handler 10, analog-digital converter 11 and digital to analog converter 12 all with high level wire
Connect with low level wire, and obtain power supply；Signal input part 3 is connected with analog-digital converter 11 by wire, analog-digital converter
The 11 voltage signal translation bit digital signals that will obtain, and pass to module handler 10 by wire；Processor 10 will process
The result obtained with computing passes to digital to analog converter 12 with digital signal, and digital to analog converter 12 converts digital signals into simulation
Signal, and export from signal output part 7；Described infrared sensor module 9, module handler 10, analog-digital converter 11, digital-to-analogue turn
Parallel operation 12 is all arranged on circuit board 17；
Such as Fig. 7, Fig. 8, described splicing construction body 13 includes pedestal 131, male boss 132, installs draw-in groove 133, female periphery wall
Body 134, female square 135 and female cylinder 136；Female periphery body of wall 134, female square 135 and the common group of female cylinder 136
Becoming several female grooves, the quantity of female groove has the quantity of female square 135 and female cylinder 136 to be determined；Described public affairs
Head boss 132 and described female groove energy accurately plugging in fitting, when female groove and another building blocks mould of a building block module
When the male boss of block assembles, both can produce the magnitude of interference of appropriateness, produces frictional force.
Such as Fig. 9, Figure 10, described upper cover housing 14 mainly includes shell 141, connects boss 142, housing buckle 143 and red
Outer mold piece installation cavity 144；The housing buckle 143 of upper cover housing 14 coordinates installation with the installation draw-in groove 133 of splicing construction body 13, makes
Upper cover housing 14 and splicing construction body 13 are connected as an entirety；Infrared module installation cavity 144 is used for accommodating infrared sensor mould
Block 9；Multiple connection boss 142 is set on shell 141, for being connected with other building block modules.
As an example, described actuator is an independent signal control module of intelligence modular system, and self includes place
Reason device, LCD display, key-press input, communication interface and power supply interface；The processor of actuator is embedded processing routine, user
The coding of information can be carried out by actuator by the button set by actuator as information input terminal, and connect by communication
Mouth exports and is set intelligence building block module.
Described infrared sensor module can arrange sensitivity and trigger value by actuator；User can pass through actuator
() arranges 10 grades of sensitivity, corresponding numeral 0-9 in figure slightly, under different sensitivity sets, can distinguish the position of object under test
Put variable quantity.User can arrange 10 grades of trigger values by actuator, the digital 0-9 of correspondence, under different trigger values sets, and can
With the distance of reaction that correspondence is different.
Such as Figure 12, Figure 13, Figure 15, high level input 1, data/address bus input 2, signal input part 3 and low level are defeated
The joint entering end 4 is formed by contact stud 151, spring and fixing body 152, and spring is arranged in fixing body, and contact stud is positioned at peace
Spring is withstood in one end of dress body, produces contact pressure when contact stud is pushed.
Such as Figure 13, Figure 14, the structural representation spliced with other electronic building blocks modules for the infrared sensing module in example.
The announcement of book and teaching according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula changes and revises.Therefore, the invention is not limited in detailed description of the invention disclosed and described above, to the present invention's
Some modifications and changes should also be as falling in the scope of the claims of the present invention.
Claims (5)
1. the infrared sensing module for smart electronics building blocks, it is characterised in that include that high level input (1), data are total
Line input (2), signal input part (3), low level input (4), high level output end (5), data/address bus outfan (6),
Signal output part (7), low level output end (8), infrared sensor module (9), module handler (10), analog-digital converter
(11), digital to analog converter (12), splicing construction body (13), upper cover housing (14), input fixing body (15), outfan fixing body
And circuit board (17) (16)；
Described infrared sensor module (9) includes sphere bowl body (91), infrared emitter (92), infrared receiver body (93), dividing plate
(94) and install buckle (95)；Sphere bowl body (91) is dark or opaque bowl-shape spherical structure, infrared emitter (92) and red
Outer receiving body (93) is separated by dividing plate (94), and is arranged in sphere bowl body (91)；The height of dividing plate (94) is higher than infrared emission
The setting height(from bottom) of body (92), to guarantee that the transmitting light velocity of infrared emitter (92) will not directly be connect by infrared receiver body (93)
Receive；Buckle (95) is installed be connected with the outer wall one of sphere bowl body (91), for infrared sensor module (9) and circuit board (17)
On draw-in groove install connect；
The infrared emitter (92) of infrared sensor module (9) launches infrared beam, detected thing after reflecting, infrared connect
Acceptor (93) receives reflection light beam；Infrared sensor module (9) is according to launching light beam and the reflection light beam current infrared sensing of calculating
Distance between device module and detection thing, expresses with the voltage signal of analog quantity；The voltage signal transmission of infrared sensor module
To analog-digital converter (11), it is digital signal according to the intensity-conversion of voltage signal, and digital signal is passed to resume module
Device (10)；The reference-calibrating magnitude of voltage of described analog-digital converter (11) is arranged by actuator by data/address bus；Described infrared biography
Sensor (9) connects with data/address bus, and is arranged sensitivity and the trigger value of sensor by actuator；
High level input (1), data/address bus input (2), signal input part (3) and low level input (4) are arranged on defeated
Enter to hold in fixing body (15)；High level output end (5), data/address bus outfan (6), signal output part (7) and low level output
End (8) is arranged in outfan fixing body (16)；High level input (1) is direct and high level output end by high level wire
(5) it is connected；Low level input (4) is directly connected with low level output end (8) by low level wire；Data/address bus input
(2) by wire directly and data/address bus outfan (6)；Described infrared sensor module (9), module handler (10), modulus
Transducer (11) and digital to analog converter (12) are all connected with high level wire and low level wire, and obtain power supply；Signal inputs
End (3) is connected with analog-digital converter (11) by wire, the voltage signal translation bit numeral letter that analog-digital converter (11) will obtain
Number, and pass to module handler (10) by wire；Processor (10) will process the result obtained with computing with digital signal
Passing to digital to analog converter (12), digital to analog converter (12) converts digital signals into analogue signal, and from signal output part (7)
Output；Described infrared sensor module (9), module handler (10), analog-digital converter (11), digital to analog converter (12) are all installed
On circuit board (17)；
Described splicing construction body (13) includes pedestal (131), male boss (132), installs draw-in groove (133), female periphery body of wall
(134), female square (135) and female cylinder (136)；Female periphery body of wall (134), female square (135) and female cylinder
(136) collectively constituting several female grooves, the quantity of female groove has female square (135) and the number of female cylinder (136)
Amount is determined；Described male boss (132) and described female groove energy accurately plugging in fitting, when the female of a building block module is recessed
When the male boss of groove and another building block module assembles, both can produce the magnitude of interference of appropriateness, produces frictional force；
Described upper cover housing (14) mainly includes shell (141), connects boss (142), housing buckle (143) and infrared module
Installation cavity (144)；The housing buckle (143) of upper cover housing (14) coordinates peace with the installation draw-in groove (133) of splicing construction body (13)
Dress, makes upper cover housing (14) and splicing construction body (13) be connected as an entirety；Infrared module installation cavity (144) is used for accommodating red
Outer sensor module (9)；Multiple connection boss (142) is set on shell (141), for being connected with other building block modules.
A kind of infrared sensing module for smart electronics building blocks the most according to claim 1, it is characterised in that: described tune
Joint device be intelligence modular system an independent signal control module, self include processor, LCD display, key-press input,
Communication interface and power supply interface, user can be carried out by the button set by actuator as information input terminal by actuator
The coding of information, and exported by communication interface and intelligence building block module is set.
A kind of infrared sensing module for smart electronics building blocks the most according to claim 1, it is characterised in that: described public affairs
Head boss (132) is cylindrical shape, and cylinder is 1 ~ 4, and cylinder is arranged on pedestal (131)；The quantity of female groove
Consistent with the quantity of male boss (132).
A kind of infrared sensing module for smart electronics building blocks the most according to claim 1, it is characterised in that: described red
Outer sensor module can arrange sensitivity and trigger value by actuator；User can arrange 10 grades of sensitivity by actuator,
Corresponding numeral 0-9, under different sensitivity sets, can distinguish the location variation of object under test；User can be by regulation
Device arranges 10 grades of trigger values, the digital 0-9 of correspondence, under different trigger values sets, and can corresponding different distance of reaction.
A kind of infrared sensing module for smart electronics building blocks the most according to claim 1, it is characterised in that: high level
The joint of input (1), data/address bus input (2), signal input part (3) and low level input (4) is by contact stud
(151), spring and fixing body (152) composition, spring is arranged in fixing body, and contact stud is positioned at one end of fixing body and withstands bullet
Spring, produces contact pressure when contact stud is pushed.
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| CN201610719433.1A CN106139615A (en) | 2016-08-24 | 2016-08-24 | A kind of infrared sensing module for smart electronics building blocks |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111381238A (en) * | 2018-12-28 | 2020-07-07 | 北京小米移动软件有限公司 | Distance sensor, mobile terminal, and method and device for detecting distance |
| CN112386921A (en) * | 2020-11-27 | 2021-02-23 | 湖南根轨迹智能科技有限公司 | Suspension control building block system |
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| EP2740521A1 (en) * | 2012-12-07 | 2014-06-11 | Actuator Solutions GmbH | Valve, in particular for a toy construction kit system |
| CN203108212U (en) * | 2013-01-29 | 2013-08-07 | 杭州速泽电子科技有限公司 | Magnetic adsorption type electronic building block system |
| US20140273711A1 (en) * | 2013-03-16 | 2014-09-18 | Jonathan P. Capriola | Mobile power supply for powered toy blocks and related apparatus |
| CN203710703U (en) * | 2014-01-16 | 2014-07-16 | 东莞乐博士文教用品科技有限公司 | Multifunctional electronic building block overlapping structure |
| CN105126357A (en) * | 2015-10-14 | 2015-12-09 | 常州思泰姆教育科技有限公司 | Electronic building block system |
| CN206434867U (en) * | 2016-08-24 | 2017-08-25 | 汕头市万格文教科技实业有限公司 | A kind of infrared sensing module for smart electronicses building blocks |
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| CN111381238A (en) * | 2018-12-28 | 2020-07-07 | 北京小米移动软件有限公司 | Distance sensor, mobile terminal, and method and device for detecting distance |
| CN112386921A (en) * | 2020-11-27 | 2021-02-23 | 湖南根轨迹智能科技有限公司 | Suspension control building block system |
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Application publication date: 20161123 |