CN203276436U - Wireless multimedia responder - Google Patents

Abstract

The utility model discloses a wireless multimedia answering machine, which is mainly composed of a computer, a wireless transceiver interactor and a hand-held answering terminal, wherein the wireless transceiver interactor is composed of a main control chip and wireless transceivers electrically connected to the main control chip respectively. module and a power module, the handheld answering terminal is composed of a terminal main control chip and a terminal wireless transceiver module, an LED display module, a key module and a terminal power module that are electrically connected to the terminal main control chip, and the wireless transceiver module and the terminal wireless transceiver The module performs wireless communication, and the main control chip converts the information into USB data information and then transmits it to the computer through the USB interface. Due to the adoption of the above-mentioned structure, the wireless transceiver and the computer (PC) are connected through the USB port without driving; the terminal working range of the hand-held answering terminal can reach 30 meters, and the number of answering channels can reach 126; the cost of the whole set of devices is low, Strong practicability and good practical value.

Description

A wireless multimedia answering machine

technical field

The utility model relates to the field of electronic technology, in particular to a multimedia responder.

Background technique

At present, there are mainly two types of answering machines on the market, namely electronic answering machines and computer answering machines. The former is mostly composed of single-chip microcomputers and peripheral circuits, which has disadvantages such as poor interactivity, limited number of answering channels, and not suitable for use in relatively wide occasions; the latter is subject to shortcomings such as excessive specialization, high cost, and poor popularity.

Contents of the invention

In order to overcome the above-mentioned shortcomings, the purpose of this utility model is to provide a wireless multimedia responder that can enhance interactivity, expand the scope of use and reduce the limitation of the number of responding channels.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:

A wireless multimedia answering machine, which is mainly composed of a computer, a wireless transceiver interactor, and a handheld answering terminal, wherein the wireless transceiver interactor is composed of a main control chip, a wireless transceiver module and a power supply module electrically connected to the main control chip , the handheld answering terminal is composed of a terminal main control chip and a terminal wireless transceiver module electrically connected to the terminal main control chip, an LED display module, a button module and a terminal power supply module, the wireless transceiver module and the terminal wireless transceiver module For wireless communication, the main control chip converts the information transmitted by the wireless transceiver module into USB data information and then transmits it to the computer through the USB interface.

The computer is also connected with a projector or a large LCD screen.

The main control chip adopts a single-chip microcomputer whose model is Atmega8.

The number of said handheld quick-answer terminals is 2-126, and all the handheld quick-answer terminals communicate with the same wireless transceiver.

The terminal main control chip adopts a single-chip microcomputer whose model is Atmega48v.

Both the wireless transceiver module and the terminal wireless transceiver module use chips of the model NRF24L01.

The beneficial effects of the utility model are: due to the adoption of the above-mentioned structure, the wireless transceiver and the computer (PC) are connected through the USB port without driving, which enhances its practicability; the answering software can run directly without installation under the Windows system, and The audio-visual effect can be enhanced by connecting an external projector to the PC; the terminal working range of the hand-held quick-answer terminal can reach 30 meters, and the number of quick-answer channels can reach 126, and the interactive and fun of quick-answer activities can be enhanced through the quick-answer software. Classrooms, company conference rooms and other occasions with projectors or large screens can be used directly without changing the hardware, so it has strong practicability; the cost of the whole set of devices is low, strong practicability, and has good practical value.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail:

Fig. 1 is a structural block diagram of the utility model.

In the figure: 1. Computer; 2. Wireless transceiver; 3. Handheld answering terminal; 4. LCD large screen; 5. Main control chip; 6. Wireless transceiver module; 7. Power module; 8. Terminal main control chip ; 9. Terminal wireless transceiver module; 10. Terminal power module; 11. LED display module; 12. Key module.

Detailed ways

As shown in Figure 1, a kind of wireless multimedia answering machine, it is made of computer 1, wireless transceiver interchanger 2, hand-held quick answering terminal device 3 and LCD large screen 4, wherein, wireless transceiver interchanger 2 is composed of main control chip 5 And the wireless transceiver module 6 and the power supply module 7 that are electrically connected with the main control chip 5 constitute respectively, the main control chip 5 adopts the single-chip microcomputer that the model is Atmega8, the power supply module adopts the 5V power supply that USB port provides, and through AMS1117-3.3 regulator chip Make the system work at 3.3V; the handheld quick-answer terminal 3 is composed of a terminal main control chip 8 and a terminal wireless transceiver module 9 electrically connected to the terminal main control chip 8, an LED display module 11, a button module 12 and a terminal power supply module 10. , the terminal main control chip 8 adopts a single-chip microcomputer model of Atmega48v, which is used to detect buttons and control LED on and off, and its working voltage range is between 1.8V and 5.5V. The transceiver module 6 communicates wirelessly with the terminal wireless transceiver module 9. The main control chip 5 converts the information transmitted by the wireless transceiver module 6 into USB data information and then transmits it to the computer 1 through the USB interface. The computer 1 is connected to the projector 4.

The number of said handheld quick-answer terminals 3 is 2-126, and all the handheld quick-answer terminals 3 communicate with the same wireless transceiver 2 described above. The wireless transceiver module 6 in the wireless transceiver 2 and the terminal wireless transceiver module 9 in each hand-held answering terminal all adopt the chip model NRF24L01, the working voltage range is between 1.9V and 3.6V, and it works in GFSK modulation mode, the measured working range is up to 30 meters.

Working principle: The multimedia answering machine of this line executes the answering operation through buttons and the LED displays the answering start and the answering result; the wireless transceiver interactor is used to complete the conversion of wireless data and USB data format, so that the handheld answering terminal and the answering software can communicate with each other , and is recognized as a USB-HID device on a personal computer (PC) without driving; the quick-answer software, written based on the MFC and DDK underlying driver package, can run directly under the Windows operating system, and has quick-answer violations, score statistics, Countdown, sound prompts and other functions. The advantage of the wireless multimedia answering device of the utility model is that the hand-held answering terminal can be used wirelessly; the wireless transceiver interactor improves the practicability through the USB drive-free connection with the PC; the answering software increases the interaction and fun of the answering activity, and can be connected to the PC Projector, LCD large screen, etc. to improve its audio-visual effect.

The use of the present utility model is described in detail below:

1. Open the answering software on the PC side. When the wireless transceiver is connected to the USB port of the computer (PC), the answering software will prompt that the device has been detected, and the buttons on the answering software interface are available.

2. For each hand-held answering terminal that is powered on, the moment the host clicks the "Start answering" button in the answering software, the "Start answering" LED light of each hand-held answering terminal is lit, and 6 contestants can press the button For rush answering operation, the rush answering software can choose whether to have the countdown function or not. For the first player to grab the answer, the "Successful Answer" LED on the handheld terminal will be lit, and at the same time, the countdown on the answering software will stop, and the number of the player who won the answer will be displayed.

3. When the answering contestant answers the question successfully, the host clicks the "correct answer" or "wrong answer" button in the answering software according to the answer result, and the software will output the corresponding sound through the PC speaker, and display it on the software answering status window Answer right or wrong with the corresponding icon. At the same time, corresponding records will be made in the technical statistics of the corresponding players' answers.

4. Before the host clicks the "Start to answer" button, the "Start to answer" LED of the corresponding contestant's hand-held answering device terminal goes out. The terminal will give a voice prompt and the corresponding player number, and make a corresponding record in the technical statistics of the corresponding player's answer.

5. In the rush-answer software, you can also set the score values corresponding to the three statuses of correct answer, point deduction for wrong answer, and rush-answer violation, and you can click the "Score Statistics" button to complete the score statistics of each player.

The implementation described above is only a description of the embodiment of the utility model, and is not intended to limit the concept and scope of the utility model. The equivalent structure made by the scheme and its direct or indirect application in related technical fields shall all fall into the protection scope of the present utility model.

Claims (6)

1. radio multimedium question-and-answer game apparatus, it is characterized in that: it is mainly by computing machine, the mutual device of wireless receiving and dispatching, the hand-held terminal organ of racing to be the first to answer a question consists of, wherein, the mutual device of wireless receiving and dispatching is to be made of main control chip and the radio receiving transmitting module that is electrically connected to main control chip respectively and power module, the described hand-held terminal organ of racing to be the first to answer a question is by terminal main control chip and the terminal wireless transceiver module that is electrically connected to the terminal main control chip respectively, the LED display module, key-press module and terminal power module consist of, described radio receiving transmitting module and terminal wireless transceiver module carry out radio communication, the information that described main control chip sends radio receiving transmitting module sends computing machine to by USB interface after converting usb data information to.

2. radio multimedium question-and-answer game apparatus according to claim 1, it is characterized in that: described computing machine also is connected with projector or LCD giant-screen.

3. radio multimedium question-and-answer game apparatus according to claim 1 and 2, it is characterized in that: the described hand-held quantity of racing to be the first to answer a question terminal organ is 2-126, all hand-held terminal organs of racing to be the first to answer a question are all communicated by letter with described same the mutual device of wireless receiving and dispatching.

4. radio multimedium question-and-answer game apparatus according to claim 3 is characterized in that: it is the single-chip microcomputer of Atmega8 that described main control chip adopts model.

5. radio multimedium question-and-answer game apparatus according to claim 4 is characterized in that: it is the single-chip microcomputer of Atmega48v that described terminal main control chip adopts model.

6. radio multimedium question-and-answer game apparatus according to claim 1 and 2, it is characterized in that: it is the chip of NRF24L01 that described radio receiving transmitting module and terminal wireless transceiver module all adopt model.

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