CN214377677U - Novel recording microphone system based on RFID - Google Patents
Novel recording microphone system based on RFID Download PDFInfo
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- CN214377677U CN214377677U CN202120231819.4U CN202120231819U CN214377677U CN 214377677 U CN214377677 U CN 214377677U CN 202120231819 U CN202120231819 U CN 202120231819U CN 214377677 U CN214377677 U CN 214377677U
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Abstract
The utility model discloses a novel recording microphone system based on RFID, including adapter, megaphone, loudspeaker, RFID read write line, LCD display screen, server, memory, power, wherein, the power respectively with the adapter the loudspeaker is connected, the adapter with the loudspeaker the RFID read write line the memory is connected, the adapter embeds there is first RFID chip, the RFID read write line with the server is connected, the server still with the LCD display screen is connected, the loudspeaker with loudspeaker are connected. The utility model provides a novel recording microphone system based on RFID can gather recording data in real time through the RFID read write line, gathers recording data in-process and has avoided manual operation to bring recording data transmission's mistake nature through the RFID technique.
Description
Technical Field
The utility model belongs to the technical field of electronic equipment, concretely relates to novel recording microphone system based on RFID.
Background
At present, along with the development of science and technology, more and more electronic product has the function of recording, and people can record sound through the recording function at the in-process of using, and after people recorded sound, often need send the sound of recording to other receiving equipment, and a lot of problems will appear in this time. The data transmission mode of the existing recording equipment is limited, mostly takes the wired transmission mode as the standard, and the wireless transmission is mostly realized by the mode of label paper, for example, the label paper is printed or handwritten with the same number and character symbols, or the label paper with the same color is pasted and attached or embedded to carry out marking, and then the data transmission is realized by the association and pairing. However, when the recording microphones are managed daily, the corresponding relationship between the recording microphones and the recording microphones needs to be changed frequently, so that the old label paper of the recording microphones needs to be torn off and the new label paper needs to be pasted again, the operation is inconvenient, and even the data transmission accuracy is caused by the identification error caused by manual error.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned problem that exists among the prior art, the utility model provides a novel recording microphone system based on RFID.
One embodiment of the utility model provides a novel recording microphone system based on RFID, which comprises a sound pick-up, a loudspeaker, an RFID reader-writer, an LCD display screen, a server, a memory and a power supply, wherein,
the power respectively with the adapter the megaphone is connected, the adapter with the megaphone the RFID read write line the memory is connected, the adapter embeds there is the RFID chip, the RFID read write line with the server is connected, the server still with the LCD display screen is connected, the megaphone with loudspeaker are connected.
The utility model discloses an embodiment, the RFID read write line includes transceiver module, processing module, the communication module who connects gradually, wherein, transceiver module passes through RFID chip wireless connection the adapter, communication module wireless connection the server.
In one embodiment of the present invention, the sound pickup includes a first audio signal input circuit, a first audio signal amplifying circuit, an audio signal adjusting circuit, a first audio signal output circuit, and an analog-to-digital conversion circuit, a reverberation circuit, a digital-to-analog conversion circuit, and a reverberation signal adjusting circuit connected in sequence, wherein,
the first audio signal input circuit is connected with the first audio signal amplifying circuit, the first audio signal amplifying circuit is respectively connected with the audio signal adjusting circuit and the analog-to-digital conversion circuit, and the audio signal adjusting circuit and the reverberation signal adjusting circuit are respectively connected with the first audio signal output circuit.
In an embodiment of the present invention, the loudspeaker includes a second audio signal input circuit, a second audio signal amplifying circuit, a DSP processing circuit, a third audio signal amplifying circuit, and a second audio signal output circuit, which are connected in sequence, wherein the second audio signal input circuit is connected to the first audio signal output circuit, and the second audio signal output circuit is connected to the speaker.
In an embodiment of the present invention, the mobile terminal further comprises a touch screen, and the touch screen is connected to the server.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a novel recording microphone system based on RFID can gather recording data in real time through the RFID read write line, gathers recording data in-process and has avoided manual operation to bring recording data transmission's mistake nature through the RFID technique.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of a novel recording microphone system based on RFID according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an RFID reader in a novel recording microphone system based on RFID according to an embodiment of the present invention;
fig. 3 is a schematic circuit structure diagram of a sound pickup in a novel recording microphone system based on RFID according to an embodiment of the present invention;
fig. 4 is a schematic circuit structure diagram of a microphone in a novel recording microphone system based on RFID according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of another novel RFID-based recording microphone system according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the present invention is not limited thereto.
Example one
Referring to fig. 1, fig. 1 is a schematic structural diagram of a novel recording microphone system based on RFID according to an embodiment of the present invention. This embodiment has proposed a novel recording microphone system based on RFID, and this novel recording microphone system based on RFID includes:
adapter, megaphone, loudspeaker, RFID read write line, LCD display screen, server, memory, power, wherein, the power is connected with adapter, loudspeaker respectively, and the adapter is connected with megaphone, RFID read write line, memory, and the RFID read write line is connected with the server, and the server still is connected with the LCD display screen, and the adapter embeds has the RFID chip, and the loudspeaker is connected with loudspeaker.
In particular, the RFID technology is a non-contact automatic identification technology, which automatically identifies a target object and acquires related data by using a radio frequency signal, and has the advantages of wireless read/write identification, strong signal penetration capability, long distance, long service life, good environmental adaptability, simultaneous identification of multiple tags, easy and large information storage, rewritable data, and the like, and is widely used in recent years. The pickup of the embodiment is internally provided with an RFID chip, the RFID chip records hardware related information of the pickup, the RFID reader-writer also records the hardware related information of the pickup, the RFID reader-writer can accurately acquire the recording data which is recorded by the RFID chip and is corresponding to the pickup and collected by the pickup in a preset network area range, the collected recording data is simultaneously stored in a memory, when the recording data exceeds the preset network area range, the RFID reader-writer sends abnormal recording data information to a server, and the server performs corresponding processing according to the prompt; the server acquires the acquired recording data from the RFID reader-writer, performs related analysis processing on the recording data, and presents the processed recording data on the LCD display screen. Meanwhile, the sound amplifier acquires the recording data processed by the sound pickup, amplifies the sound and finally outputs the sound through the loudspeaker. The power supply of the embodiment is an external power supply, and the loudspeaker and the sound pick-up can be connected with the external power supply through a group of battery packs and charging sockets.
Further, please refer to fig. 2, fig. 2 is a schematic structural diagram of an RFID reader in the novel recording microphone system based on RFID according to an embodiment of the present invention, the RFID reader of the present embodiment includes a transceiver module, a processing module and a communication module, which are connected in sequence, wherein the transceiver module is connected to the server through a first RFID chip and a wireless adapter. The receiving and transmitting module of the embodiment receives the recording data read by the RFID reader from the sound pick-up, then the processing module carries out processing of preset rules on the received recording data, the preset rules comprise encryption and decryption rule processing, and finally the communication module sends the processed recording data to the server for processing by the server. The transceiver module can be a transceiver device, and specifically comprises an antenna, a receiver and a transmitter; the Processing module may be a Central Processing Unit (CPU), a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), and a Field Programmable Gate Array (FPGA); the communication module may be a 3G module, a 4G module, or a 5G module, etc. In application, the RFID reader of this embodiment not only simply receives and transmits the recording data, but also performs the processing of the preset rule on the recording data read by the processing module. At this time, the memory stores the recording data processed by the preset rule at the same time, the data received by the server is the recording data processed by the preset rule, and the preset rule is reversely processed, specifically, the reverse processing process of the server and the reverse processing process of the preset rule in the RFID reader-writer are mutually reverse processes, for example, when the preset rule is encryption and decryption, the encryption in the RFID reader-writer adopts an RSA encryption mode, and the decryption on the server adopts an RSA decryption mode.
Further, please refer to fig. 3, fig. 3 is a schematic diagram of a circuit structure of a pickup in a novel recording microphone system based on RFID, the pickup of this embodiment includes a first audio signal input circuit, a first audio signal amplifying circuit, an audio signal adjusting circuit, a first audio signal output circuit, and an analog-to-digital conversion circuit, a reverberation circuit, a digital-to-analog conversion circuit, a reverberation signal adjusting circuit that connect gradually, wherein, the first audio signal input circuit is connected with the first audio signal amplifying circuit, the first audio signal amplifying circuit is respectively connected with the audio signal adjusting circuit, the analog-to-digital conversion circuit is connected, the audio signal adjusting circuit, the reverberation signal adjusting circuit are respectively connected with the first audio signal output circuit. The first audio signal input circuit of this embodiment employs an impedance conversion and signal processing circuit to pre-process the audio input signal, and then outputting the preprocessed recording data to a first audio signal amplifying circuit, wherein the first audio signal amplifying circuit adopts an integrated operational amplifier chip JP5A, an analog-to-digital conversion circuit adopts an integrated chip U3, the audio amplified by the input first audio signal amplifying circuit is subjected to analog-to-digital conversion, a reverberation circuit adopts an integrated chip U4 and has a model of vd3201, the analog-to-digital converted digital audio signal is converted into an analog-to-digital signal, the digital-to-analog conversion circuit adopts an integrated chip U5, and a reverberation signal adjusting circuit adopts an integrated chip JP3A, so that the signal converted by the digital-to-analog conversion circuit is adjusted by a user conveniently according to the pickup distance and the recording effect, and the recording effect is output to a first audio signal output circuit after reaching the optimal state. Meanwhile, the audio signal adjusting circuit adopts an integrated operational amplifier chip JP1B to adjust the audio frequency amplified by an audio signal amplifying circuit, so that the audio frequency is output to a first audio signal output circuit after the recording effect reaches the optimal state, and the audio frequency is output after signal combination in the first audio signal output circuit.
Further, please refer to fig. 4, fig. 4 is a schematic diagram of a circuit structure of a microphone in a novel recording microphone system based on RFID according to an embodiment of the present invention, the microphone of this embodiment includes a second audio signal input circuit, a second audio signal amplifying circuit, a DSP processing circuit, a third audio signal amplifying circuit, and a second audio signal output circuit that are connected in sequence, wherein the second audio signal input circuit is connected to the first audio signal output circuit, and the second audio signal output circuit is connected to a speaker. This embodiment second audio signal input circuit receives the recording signal that comes from the adapter input, and with received recording signal input to second audio signal amplifier circuit, carry out the amplification to the recording signal, audio input to DSP processing circuit with enlarging, carry out the secondary amplification through third audio signal amplifier circuit after DSP processing circuit carries out the digital processing, export the final recording signal of megaphone through second audio signal output circuit at last, the power of signal transmission has been strengthened to the recording signal through enlargeing, thereby guarantee to output clear and surging recording signal, and export by loudspeaker. The second audio signal amplifying circuit and the third audio signal amplifying circuit can be implemented by 4809IC chips.
Further, please refer to fig. 5, fig. 5 is a schematic structural diagram of another novel recording microphone system based on RFID according to an embodiment of the present invention, in which the novel recording microphone system further includes a touch screen, and the touch screen is connected to the server. The embodiment also supports the touch screen to input control information to the server, the server controls the LCD display screen to display corresponding content according to the input information, and the touch screen can input an encryption and decryption mode for controlling the RFID reader to acquire data, for example, an encryption and decryption key used in the encryption and decryption process may be a preset fixed encryption and decryption key, or an encryption and decryption key input through the touch screen may be used to update the encryption and decryption key at regular time, so as to improve the security of acquiring the recording data.
In summary, the novel recording microphone system based on the RFID provided in this embodiment can acquire recording data in real time through the RFID reader, and avoids the error of recording data transmission caused by manual operation of attaching a paper label through the RFID technology in the recording data acquisition process; meanwhile, the RFID reader-writer can realize encryption and decryption processing on the recording data, so that effective transmission of the recording data and safety in the transmission process are improved; in addition, the sound pickup provided by the embodiment is additionally provided with the recording signal amplification circuit and the reverberation circuit, so that the problems of small recorded sound and short sound pickup distance during personal recording are effectively solved, the reverberation effect is conveniently increased in the recording process, and the stereoscopic effect is realized; the loudspeaker that this embodiment provided has strengthened the transmission of recording signal in the transmission course through audio signal amplifier circuit, DSP processing circuit's processing to guarantee that the loudspeaker outputs clear and surging recording signal.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (5)
1. A novel recording microphone system based on RFID is characterized by comprising a sound pick-up, a loudspeaker, an RFID reader-writer, an LCD display screen, a server, a memory and a power supply, wherein,
the power respectively with the adapter the megaphone is connected, the adapter with the megaphone the RFID read write line the memory is connected, the adapter embeds there is the RFID chip, the RFID read write line with the server is connected, the server still with the LCD display screen is connected, the megaphone with loudspeaker are connected.
2. The novel RFID-based recording microphone system according to claim 1, wherein the RFID reader comprises a transceiver module, a processing module and a communication module which are connected in sequence, wherein the transceiver module is wirelessly connected with the pickup through the RFID chip, and the communication module is wirelessly connected with the server.
3. The novel RFID-based recording microphone system according to claim 1, wherein the microphone comprises a first audio signal input circuit, a first audio signal amplifying circuit, an audio signal adjusting circuit, a first audio signal output circuit, and an analog-to-digital converting circuit, a reverberation circuit, a digital-to-analog converting circuit, a reverberation signal adjusting circuit connected in sequence, wherein,
the first audio signal input circuit is connected with the first audio signal amplifying circuit, the first audio signal amplifying circuit is respectively connected with the audio signal adjusting circuit and the analog-to-digital conversion circuit, and the audio signal adjusting circuit and the reverberation signal adjusting circuit are respectively connected with the first audio signal output circuit.
4. The novel RFID-based recording microphone system according to claim 3, wherein the loudspeaker comprises a second audio signal input circuit, a second audio signal amplifying circuit, a DSP processing circuit, a third audio signal amplifying circuit and a second audio signal output circuit which are connected in sequence, wherein the second audio signal input circuit is connected with the first audio signal output circuit, and the second audio signal output circuit is connected with the loudspeaker.
5. The novel RFID-based recording microphone system according to claim 1, further comprising a touch screen, wherein the touch screen is connected to the server.
Priority Applications (1)
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CN202120231819.4U CN214377677U (en) | 2021-01-27 | 2021-01-27 | Novel recording microphone system based on RFID |
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CN202120231819.4U CN214377677U (en) | 2021-01-27 | 2021-01-27 | Novel recording microphone system based on RFID |
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CN214377677U true CN214377677U (en) | 2021-10-08 |
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CN202120231819.4U Expired - Fee Related CN214377677U (en) | 2021-01-27 | 2021-01-27 | Novel recording microphone system based on RFID |
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- 2021-01-27 CN CN202120231819.4U patent/CN214377677U/en not_active Expired - Fee Related
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