CN202331858U - Wireless teaching feedback system - Google Patents
Wireless teaching feedback system Download PDFInfo
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- CN202331858U CN202331858U CN2011204094955U CN201120409495U CN202331858U CN 202331858 U CN202331858 U CN 202331858U CN 2011204094955 U CN2011204094955 U CN 2011204094955U CN 201120409495 U CN201120409495 U CN 201120409495U CN 202331858 U CN202331858 U CN 202331858U
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Abstract
The utility model discloses a wireless teaching feedback system. The system comprises a main receiver and a plurality of student controllers, wherein the main receiver comprises a first MCU (Micro-programmed Control Unit); the first MCU is connected with a wireless receiving unit and a power supply; each student controller comprises a second MCU and a power supply; each second MCU is connected with keyboard input equipment and a wireless sending unit; and a plurality of the wireless sending units are connected to a wireless receiving unit through wireless connection, so as to form the wireless teaching feedback system. According to the system disclosed by the utility model, the complexity and the difficulty for wiring in a wired teaching feedback system are avoided, the emission is carried out by a 2.4-G micro-power, the anti-interference capability is strong and the bit error rate is low; and meanwhile, teaching information feedback and effect analysis evaluation can be carried out in time. The whole system is simple in structure and low in cost.
Description
Technical field
The utility model relates to a kind of interactive classroom system device, refers in particular to the wireless teaching feedback system.
Background technology
In order to improve the on class efficient and the teaching in classroom, interactive classroom instruction system has more and more obtained popularizing.Interactive classroom system is divided into wireless teaching feedback system and wired teaching feedback system; In some occasion as in provisional meeting field; Will build and use the wired teaching feedback system comparison difficulty and complicated that just seems again, this moment, the wireless teaching feedback system just embodied good superiority.Chinese patent publication number CN1979587A; Open day on June 13rd, 2007; Name is called in the Chinese invention patent of " a kind of teaching responder and group system thereof that includes single-chip microcomputer, wireless transceiver device " and discloses a kind of teaching group system; Can bring into play the advantage of embedded single-chip microcomputer and radio communication, by expanding in the classroom outside the classroom, make the teacher and the head of a family can understand child's study condition timely and accurately the effectiveness of teaching responder.But this group system has adopted equipment such as storer, LCD, and cost is higher, and the effect that also lacks timely interaction on the classroom of this teaching responder.
The utility model content
The purpose of the utility model is the defective that overcomes the shortcoming that wired teaching network system layout is difficult with complicated in the prior art, and a kind of convenient layout is provided, and applicable situation is the wireless teaching feedback system widely.
The purpose of the utility model is to be achieved through following technical proposals:
A kind of wireless teaching feedback system, system comprises main receiver, and several student's controllers, main receiver comprise a MCU control module, and a MCU control module connects radio receiving unit, power supply; Student's controller comprises the 2nd MCU control module, power supply, and the 2nd MCU control module connects keyboard input devices and wireless transmission unit, and several wireless transmission unit are connected to radio receiving unit through wireless connections, constitute the wireless teaching feedback system.After teacher asks a question on class; The student can be through keyboard input devices input answer; Through after the processing of the 2nd MCU control module signal being sent to the wireless transmission unit; The wireless transmission unit is sent to radio receiving unit with signal, and main receiver receives the signal that is received by radio receiving unit, has accomplished the collection of student's answer.
As a kind of preferred version, main receiver also comprises signal transmission port, and main receiver is connected to the computing machine that the software that matees with the wireless teaching feedback system is installed through the data line that is connected signal transmission port.Main receiver is with after computing machine is connected through data line, and installed software can be collected the data that main receiver receives on the computing machine, analyzes functions such as storage.
As a kind of preferred version, in described student's controller, keyboard input devices adopts the mode that diode triggered is interrupted to connect the 2nd MCU control module.Adopt the mode that diode triggered is interrupted to guarantee that telepilot carries out dormancy under situation about not being used, prolonged the serviceable life of battery greatly.
As a kind of preferred version; Keyboard input devices comprises A, B, C, D, E, F, locatees, races to be the first to answer a question button; The location, race to be the first to answer a question button and connect localization function module respectively, race to be the first to answer a question functional module, localization function module, race to be the first to answer a question functional module and connect the 2nd MCU control module respectively.The button of A to F can let the student select the answer of multiple-choice question, localization function module can guarantee that student's controller can be communicated by letter with main receiver to be connected; Race to be the first to answer a question functional module and realize racing to be the first to answer a question function, when first presses the student of this button, its student's controller is in state of activation, can import answer, and other student's controller is in unactivated state, can not import answer.
As a kind of preferred version, radio receiving unit and wireless transmission unit are through the transmission of 2.4G wireless mode.2.4G wireless mode transmission communication distance is reliable and stable greater than 50 meters.
As a kind of preferred version, each student's controller is the controller with unique geocoding.Unique geocoding guarantees that each student's controller can be in an orderly manner and the communication of communication main website.
The beneficial effect of the utility model is, avoided the complicacy and the degree of difficulty that connect up in the wired teaching feedback system, and through the emission of 2.4G micropower, antijamming capability is strong, and the bit error rate is low, and the education informations feedback of carrying out that simultaneously can be instant is assessed with effect analysis; Total system is simple in structure, and is cheap.
Description of drawings
Fig. 1 is the theory diagram that the utility model is connected with computing machine;
Fig. 2 is the theory diagram of the utility model master receiver;
Fig. 3 is the theory diagram of the utility model student controller.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
A kind of wireless teaching feedback system of the utility model, comprising: 1,3 student's controller 2 of main receiver to shown in Figure 3 like Fig. 1.Main receiver 1 comprises a MCU control module 3, by two joint AA batteries power supply 7 is provided.The signal that the one MCU control module 3 receives by radio receiving unit 5 transmission, signal transfers to signal transmission port 9 through after the calculation process, and signal transmission port 9 is connected with computing machine 13 through the usb data line; The software 10 of coupling wireless teaching feedback system is installed on the computing machine 13.Student's controller 2 comprises the 2nd MCU controller, by two joint AA batteries power supply 7 is provided.The 2nd MCU control module 4 connects keyboard input devices 8; Keyboard input devices 8 comprises A, B, C, D, E, F, locatees, races to be the first to answer a question button; The location, race to be the first to answer a question button and connect localization function module 11 respectively, race to be the first to answer a question functional module 12, localization function module 11, race to be the first to answer a question functional module 12 and connect the 2nd MCU control module 4 respectively; Keyboard input devices 8 adopts the mode that diode triggered is interrupted to connect the 2nd MCU control module 4, under obsolete situation, gets into dormant state, has prolonged the life-span of battery.Wireless transmission unit 6 on student's controller 2 sends signal and transfers to the wireless receiving signal on the main receiver 1, and transmission method of signal is the wireless mode transmission through 2.4G.In this embodiment, 3 student's controllers 2 have constituted the wireless teaching feedback system with main receiver 1.Each student's controller 2 has unique geocoding.On the classroom; After teacher asks a question; The student can use the selection answer of keyboard input devices 8 input A-F; Wireless transmission unit 6 sends the radio receiving unit 5 on the selected answer of students to the main receiver 1 then, and radio receiving unit 5 is collected 3 selected answers of student and transferred on the computing machine 13 through the usb data line, and the software 10 that is complementary on the computing machine 13 can intuitively show 3 students' selection; And these data of stored record automatically, can detail knowledge Students'learning situation for teacher.This wireless teaching feedback system also has the function of racing to be the first to answer a question, student with the fastest speed press race to be the first to answer a question button after, this moment, student's controller 2 of this student was in state of activation, can send answer to the main receiver 1 of selection; Other 2 student's controllers 2 are in unactivated state, can not send answer to the main receiver 1 of selection.
Claims (6)
1. wireless teaching feedback system; It is characterized in that described system comprises main receiver (1), several student's controllers (2); Main receiver (1) comprises a MCU control module (3), and a MCU control module (3) is connected with radio receiving unit (5), power supply (7); Student's controller (2) comprises the 2nd MCU control module (4), power supply (7); The 2nd MCU control module (4) connects keyboard input devices (8) and wireless transmission unit (6); Wireless transmission unit (6) constitutes the wireless teaching feedback system through being wirelessly connected to radio receiving unit (5).
2. a kind of wireless teaching feedback system according to claim 1; It is characterized in that; Described main receiver (1) also comprises signal transmission port (9), and main receiver (1) is connected to computing machine (13) through the data line that is connected signal transmission port (9).
3. a kind of wireless teaching feedback system according to claim 1 is characterized in that, in described student's controller (2), keyboard input devices (8) adopts the mode that diode triggered is interrupted to connect the 2nd MCU control module (4).
4. a kind of wireless teaching feedback system according to claim 3; It is characterized in that; Described keyboard input devices (8) comprises A, B, C, D, E, F, locatees, races to be the first to answer a question button; The location, race to be the first to answer a question button and connect localization function module (11) respectively, race to be the first to answer a question functional module (12), localization function module (11), race to be the first to answer a question functional module (12) and connect the 2nd MCU control module (4) respectively.
5. according to claim 1 or 4 described a kind of wireless teaching feedback systems, it is characterized in that described radio receiving unit (5) transmits through the 2.4G wireless mode with wireless transmission unit (6).
6. a kind of wireless teaching feedback system according to claim 5 is characterized in that, each student's controller (2) is the controller with unique geocoding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204094955U CN202331858U (en) | 2011-10-25 | 2011-10-25 | Wireless teaching feedback system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204094955U CN202331858U (en) | 2011-10-25 | 2011-10-25 | Wireless teaching feedback system |
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| Publication Number | Publication Date |
|---|---|
| CN202331858U true CN202331858U (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204094955U Expired - Fee Related CN202331858U (en) | 2011-10-25 | 2011-10-25 | Wireless teaching feedback system |
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| Country | Link |
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| CN (1) | CN202331858U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104464388A (en) * | 2014-12-06 | 2015-03-25 | 柳州铁道职业技术学院 | Method for collecting wireless data for practical training |
-
2011
- 2011-10-25 CN CN2011204094955U patent/CN202331858U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104464388A (en) * | 2014-12-06 | 2015-03-25 | 柳州铁道职业技术学院 | Method for collecting wireless data for practical training |
| CN104464388B (en) * | 2014-12-06 | 2017-08-25 | 柳州铁道职业技术学院 | Wireless data acquisition method for real training |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20141025 |
|
| EXPY | Termination of patent right or utility model |