CN219322394U - 4G changes Wi-Fi module - Google Patents
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- CN219322394U CN219322394U CN202320642788.0U CN202320642788U CN219322394U CN 219322394 U CN219322394 U CN 219322394U CN 202320642788 U CN202320642788 U CN 202320642788U CN 219322394 U CN219322394 U CN 219322394U
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
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Abstract
The utility model provides a 4G-to-Wi-Fi module, which comprises: the antenna module is used for receiving the mobile network signal and transmitting the wifi signal; the processing module is used for providing a digital signal according to the baseband signal; and the communication module is electrically connected with the antenna module and the processing module, so as to provide the baseband signal according to the mobile network signal and provide the wifi signal according to the digital signal. According to the utility model, the mobile network signal is received through the antenna module, then the mobile network signal is converted into the baseband signal through the communication module, then the baseband signal is encoded into the digital signal through the processing module, then the digital signal is converted into the wifi signal through the communication module, and finally the wifi signal is sent out by the antenna module, so that the function of converting the received mobile network signal into the wifi signal is completed through only three modules, the implementation is simple, and the research and development difficulty, the research and development period and the debugging difficulty are reduced.
Description
Technical Field
The utility model relates to the technical field of wireless communication, in particular to a 4G-to-Wi-Fi module.
Background
With the rapid rise of short video applications, the demand of end users for traffic is increasing, however, the current 4G tariffs of operators still remain high, or the monthly packet traffic in packages often cannot meet the demand. A personal wifi (mobile hot spot) product is generated, 4G signals can be converted into wifi signals, and an Internet of things card is used, so that extremely low network expense is realized.
However, the portable wifi products in the related art have the technical problems of large research and development difficulty, long research and development period and high debugging difficulty.
Disclosure of Invention
The embodiment of the utility model provides a 4G-to-Wi-Fi module to solve the technical problems of high research and development difficulty, long research and development period and high debugging difficulty of portable wifi products in related technologies.
In order to solve the above problems, the technical solution provided by the embodiment of the present utility model is as follows:
a 4G-to-Wi-Fi module, comprising:
the antenna module is used for receiving the mobile network signal and transmitting the wifi signal;
the processing module is used for providing a digital signal according to the baseband signal; and
and the communication module is electrically connected with the antenna module and the processing module, so as to provide the baseband signal according to the mobile network signal and provide the wifi signal according to the digital signal.
In an embodiment, the communication module comprises a radio frequency chip for converting the mobile network signal into the baseband signal.
In one embodiment, a radio frequency chip includes a receive circuit comprising:
the antenna switch is electrically connected with the antenna module and used for controlling the switching of a receiving mode and a transmitting mode of the antenna module;
the filter is electrically connected with the antenna module and is used for filtering the mobile network signals received by the antenna module;
and the low-noise amplifier is electrically connected with the filter and amplifies the mobile network signal processed by the filter.
In one embodiment, an antenna module includes:
and the receiving antenna is electrically connected with the antenna and is used for receiving the mobile network signal and transmitting the mobile network signal to the filter.
In an embodiment, the communication module includes a wifi chip, and the wifi chip is configured to convert the digital signal into the wifi signal.
In an embodiment, a balun filter is arranged in the wifi chip.
In one embodiment, an antenna module includes:
and the transmitting antenna is electrically connected with the wifi chip and is used for transmitting the wifi signal generated by the wifi chip.
In an embodiment, the 4G-to-Wi-Fi module further comprises:
the power amplification module is respectively and electrically connected with the antenna module and the communication module and is used for amplifying the mobile network signal received by the antenna module and outputting the mobile network signal to the communication module;
the storage module is electrically connected with the processing module and is used for storing instructions and an operating system;
the power management module is electrically connected with the processing module and used for providing power supply voltage for the processing module.
In an embodiment, the 4G-to-Wi-Fi module further includes a housing and a cover plate covering the housing;
the antenna module, the processing module and the communication module are all arranged in the shell, a plurality of stamp holes are formed in the edge of the shell, and the stamp holes are electrically connected with the processing module.
In one embodiment, a bonding pad is provided at the bottom of the housing, the bonding pad being used to electrically connect the stamp hole and the processing module.
The beneficial effects of the utility model are as follows: the mobile network signal is received through the antenna module, then the mobile network signal is converted into a baseband signal through the communication module, then the baseband signal is encoded into a digital signal through the processing module, then the digital signal is converted into a wifi signal through the communication module, and finally the wifi signal is sent out by the antenna module, so that the function of converting the received mobile network signal into the wifi signal to be sent out is completed through the three modules, the implementation is simple, the research and development difficulty and the research and development period are reduced, and the debugging difficulty is greatly reduced due to fewer adopted devices.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a 4G-to-Wi-Fi module according to an embodiment of the present application;
fig. 2 is a schematic diagram of a housing structure of a 4G-to-Wi-Fi module according to an embodiment of the present application;
fig. 3 is a schematic diagram of a housing structure of a 4G-to-Wi-Fi module according to an embodiment of the present application;
fig. 4 is a schematic view of a pad structure in a housing according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
The terms "first" and "second" and the like in the description and in the claims are used for distinguishing between different objects and not for describing a particular sequential order of objects. For example, the first response message and the second response message, etc. are used to distinguish between different response messages, and are not used to describe a particular order of response messages.
In the embodiments of the present application, words such as "exemplary" or "such as" are used to mean serving as examples, illustrations, or descriptions. Any embodiment or design described herein as "exemplary" or "for example" should not be construed as preferred or advantageous over other embodiments or designs. Rather, the use of words such as "exemplary" or "such as" is intended to present related concepts in a concrete fashion.
In order to solve the technical problems of large research and development difficulty, long research and development period and high debugging difficulty of a portable wifi product in the related technology, the embodiment of the application provides a 4G-to-Wi-Fi module.
As shown in the figure, the embodiment provides a 4G-to-Wi-Fi module, which is used for converting a mobile network signal provided by a base station into a wireless network signal, wherein the 4G-to-Wi-Fi module can use an nth generation mobile network, and the mobile network signal provided by the base station is an mth generation mobile network signal, and m is more than or equal to n. For example, the 4G-to-Wi-Fi module may be a station that uses a 4G network, and the base station may be a station that provides a 5G signal, such as a 4G signal or a 5G signal. The 4G-to-Wi-Fi module comprises an antenna module, a processing module and a communication module.
The antenna module receives mobile network signals transmitted by the base station, as described above for the 4G, 5G signals. The communication module is electrically connected with the antenna module and the processing module, and after the antenna module receives the mobile network signal, the communication module converts the mobile network signal into a baseband signal and provides the baseband signal for the processing module. The processing module encodes the received baseband signal to generate a digital signal and transmits the digital signal to the communication module. The communication module converts the received digital signals into wifi signals and sends the wifi signals through the antenna module. Therefore, the antenna module in this embodiment has the functions of receiving the mobile network signal and transmitting the wifi signal, the processing module has the function of providing the digital signal according to the baseband signal, and the communication module has the functions of providing the baseband signal according to the mobile network signal and providing the wifi signal according to the digital signal.
In this embodiment, the mobile network signal is received by the antenna module, then the mobile network signal is converted into the baseband signal by the communication module, then the baseband signal is encoded into the digital signal by the processing module, then the digital signal is converted into the wifi signal by the communication module, and finally the wifi signal is sent out by the antenna module, so that the function of converting the received mobile network signal into the wifi signal is completed by only three modules, the implementation is simple, the research and development difficulty and the research and development period are reduced, and the debugging difficulty is greatly reduced because fewer adopted devices are adopted.
In order to better disclose the inventive concepts of the present application, specific embodiments are provided below and to illustrate the present application in a number of aspects, it being understood that this is not a limitation of the present application, any combination of embodiments and simple alternatives of the embodiments of the present application are within the scope of protection of the present application under the concepts of the present application.
In an embodiment, a communication device is provided, where the 4G-to-Wi-Fi module is configured to convert a mobile network signal provided by a base station into a wireless network signal, the 4G-to-Wi-Fi module can use an nth generation mobile network, and the mobile network signal provided by the base station is an mth generation mobile network signal, where m is greater than or equal to n. For example, the 4G-to-Wi-Fi module may be a station that uses a 4G network, and the base station may be a station that provides a 5G signal, such as a 4G signal or a 5G signal. The 4G-to-Wi-Fi module comprises an antenna module, a processing module and a communication module.
The communication module comprises a radio frequency chip 3 and a wifi chip 5, wherein the radio frequency chip 3 is used for realizing the function of converting the mobile network signal into the baseband signal in the communication module. The wifi chip 5 is used for converting the digital signal into the wifi signal.
The radio frequency chip 3 comprises a receiving circuit and a demodulator, the receiving circuit comprises an antenna switch, a filter and a low noise amplifier. The antenna switch is electrically connected with the antenna module and used for controlling the switching of a receiving mode and a transmitting mode of the antenna module. The filter is electrically connected with the antenna module and is used for filtering the mobile network signals received by the antenna module. The low-noise amplifier is electrically connected with the filter and is used for amplifying the mobile network signal processed by the filter.
In this embodiment, the antenna module receives the mobile network signals sent by the base station, as described above, the 4G and 5G signals. The communication module is electrically connected with the antenna module and the processing module, after the antenna module receives the mobile network signal, the filter filters the mobile network signal, and the low-noise amplifier amplifies the filtered signal and transmits the signal to the demodulator for demodulation so as to obtain the baseband signal. The processing module encodes the received baseband signal to generate a digital signal and sends the digital signal to the wifi chip 5. The wifi chip 5 converts the received digital signal into a wifi signal and sends the wifi signal through the antenna module.
In this embodiment, the mobile network signal is received through the antenna module, then the mobile network signal is converted into the baseband signal through the radio frequency chip 3, then the baseband signal is encoded into the digital signal through the processing module, then the wifi chip 5 converts the digital signal into the wifi signal, and finally the wifi signal is sent out by the antenna module, so that the function of converting the received mobile network signal into the wifi signal is completed only by a small number of components, the implementation is simple, the research and development difficulty and the research and development period are reduced, and the debugging difficulty is greatly reduced because fewer devices are adopted.
In an embodiment, a communication device is provided, where the 4G-to-Wi-Fi module is configured to convert a mobile network signal provided by a base station into a wireless network signal, the 4G-to-Wi-Fi module can use an nth generation mobile network, and the mobile network signal provided by the base station is an mth generation mobile network signal, where m is greater than or equal to n. For example, the 4G-to-Wi-Fi module may be a station that uses a 4G network, and the base station may be a station that provides a 5G signal, such as a 4G signal or a 5G signal. The 4G-to-Wi-Fi module comprises an antenna module, a processing module and a communication module.
The communication module comprises a radio frequency chip 3 and a wifi chip 5, wherein the radio frequency chip 3 is used for realizing the function of converting the mobile network signal into the baseband signal in the communication module. The wifi chip 5 is used for converting the digital signal into the wifi signal. The radio frequency chip 3 comprises a receiving circuit and a demodulator, the receiving circuit comprises an antenna switch, a filter and a low noise amplifier. The antenna switch is electrically connected with the antenna module and used for controlling the switching of a receiving mode and a transmitting mode of the antenna module. The filter is electrically connected with the antenna module and is used for filtering the mobile network signals received by the antenna module. The low-noise amplifier is electrically connected with the filter and is used for amplifying the mobile network signal processed by the filter.
The antenna module comprises a receiving antenna 1 and a transmitting antenna 6. The receiving antenna 1 is electrically connected with the antenna switch and the filter, and is configured to receive the mobile network signal and transmit the mobile network signal to the filter. The transmitting antenna 6 is electrically connected with the wifi chip 5 and is used for transmitting the wifi signal generated by the wifi chip 5. It can be understood that the wifi chip 5 is also internally provided with an antenna switch.
In this embodiment, the receiving antenna 1 receives the mobile network signals sent by the base station, as described above, the 4G and 5G signals. After the receiving antenna 1 receives the mobile network signal, the filter filters the mobile network signal, and the low noise amplifier amplifies the filtered signal and transmits the amplified signal to the demodulator for demodulation to obtain the baseband signal. The processing module encodes the received baseband signal to generate a digital signal and sends the digital signal to the wifi chip 5. The wifi chip 5 converts the received digital signal into a wifi signal and sends the wifi signal through the transmitting antenna 6.
In this embodiment, the mobile network signal is received through the receiving antenna 1, then the mobile network signal is converted into the baseband signal through the radio frequency chip 3, then the baseband signal is encoded into the digital signal through the processing module, then the wifi chip 5 converts the digital signal into the wifi signal, and finally the wifi signal is sent out by the transmitting antenna 6, so that the function of converting the received mobile network signal into the wifi signal is completed only by a small number of components, the implementation is simple, the research and development difficulty and the research and development period are reduced, and the debugging difficulty is greatly reduced because fewer adopted devices are adopted.
In some embodiments, the processing module includes a baseband chip 4, the wifi chip 5 communicates with the baseband chip 4 through an SDIO interface, and the wifi chip 5 is responsible for processing signals of the baseband chip 4 into wifi signals.
In some embodiments, a balun filter, an antenna switch and a power amplifier are disposed in the wifi chip 5, and the balun filter is used for filtering unwanted signals, allowing the target frequency to pass with low loss, and effectively attenuating and suppressing spurious signals. Besides the filtering function, the balun filter also has an impedance conversion function, so that the conversion between single end and differential can be realized. The antenna switch is used for realizing the switching of an antenna receiving mode and an antenna transmitting mode. The power amplifier is for amplifying a received signal. The wifi chip 5 can receive electromagnetic waves through an antenna, frequency modulate and filter electromagnetic wave signals, and send the processed signals to the baseband chip 4. The wifi chip 5 can also receive the signal to be sent from the baseband chip 4, frequency modulate and amplify the signal, and convert the signal into a wifi signal to radiate through an antenna. In some embodiments, after the wifi chip 5 obtains a wifi signal related to a wireless network through an antenna, the signal may be subjected to frequency conversion processing, so that the wifi signal is changed into a baseband signal, and the baseband signal is transmitted to the baseband chip 4.
In some embodiments, the radio frequency chip 3 is a highly integrated single-mode wireless transceiver chip, supports 4G LTE, has a single-ended transmission port, a main port, and a hierarchical single-ended reception port, and is capable of providing connection of multiple frequency bands. The radio frequency chip 3 and the baseband chip 4 are in charge of transferring LTE signals to the baseband chip 4 for processing through LVDS signal communication. The radio frequency chip 3 may receive electromagnetic waves from an antenna, perform processes such as filtering, amplifying, and the like on the received electromagnetic waves, and transmit the electromagnetic waves to a modem processor for demodulation. The radio frequency chip 3 can amplify the signal modulated by the modulation and demodulation processor and convert the signal into electromagnetic waves to radiate through an antenna. In some embodiments, at least part of the functional modules of the radio frequency chip 3 may be provided in the same device as at least part of the processing modules. In some embodiments, after the radio frequency chip 3 acquires the network signal through the antenna, the signal may be subjected to frequency conversion processing to change the electromagnetic wave signal into a baseband signal, and the baseband signal is transmitted to the baseband chip 4.
In an embodiment, the 4G-to-Wi-Fi module further includes a power amplification module, a storage module 7, and a power management module 11. The power amplification module comprises an external power amplifier 2 which is respectively and electrically connected with the antenna module and the communication module and is used for amplifying the mobile network signal received by the antenna module and outputting the amplified mobile network signal to the communication module. The external power amplifier 2 supports a CDMA, WCDMA, TD-SCDMA and TDD/FDD LTE multimode multiband power amplifying chip, and comprises amplifier paths for low, medium and high frequency bands and switch outputs for multiband coverage.
The storage module 7 is electrically connected with the processing module, for example, through a high-speed SPI signal connection, the storage module 7 includes a FLASH chip for storing instructions and an operating system, for example, a boot program and running code of an RTOS (Real-time operating system, RTOS, real-time operating system) system, and the software part processes various interrupt events based on the RTOS Real-time operating system. The power management module is electrically connected with the processing module and is used for providing power supply voltage for the processing module, and the power management module comprises a power management chip PMU. If the first power voltage is required for supplying the baseband chip 4, the second power voltage is supplied for supplying the wifi chip 5, and the third power voltage is supplied for supplying the radio frequency chip 3.
In some embodiments, the processing module is connected to the ADC interface 8, the GPIO interface 9, and the SPI interface 10 to provide a diversified interface for peripheral development, for example, the ADC interface 8 may be used to detect battery voltage, the GPIO interface 9 may control on/off of an indicator light, the SPI interface 10 may be used to develop an LCD display of the SPI interface, etc.
The embodiment provides a 4G-to-Wi-Fi module, which is used for converting a mobile network signal provided by a base station into a wireless network signal, wherein the 4G-to-Wi-Fi module can use an nth generation mobile network, and the mobile network signal provided by the base station is an mth generation mobile network signal, and m is more than or equal to n. For example, the 4G-to-Wi-Fi module may be a station that uses a 4G network, and the base station may be a station that provides a 5G signal, such as a 4G signal or a 5G signal.
The 4G-to-Wi-Fi module comprises a shell and a cover plate 12 which is covered on the shell. An antenna module, a processing module and a communication module are arranged in the shell. It can be appreciated that the antenna module, the processing module and the communication module may have various arrangements in the housing, which is not limited in this application, and may be freely set by those skilled in the art on the basis of meeting the requirements.
The edge of the shell is provided with a plurality of stamp holes 13, and the stamp holes 13 are electrically connected with the processing module. When the processing module is the baseband chip 4, the stamp hole 13 is electrically connected with a pin of the baseband chip 4, so that the 4G-to-Wi-Fi module has a peripheral development function.
In some embodiments, the bottom of the housing is provided with a plurality of first bonding pads 14, and the number of the first bonding pads 14 corresponds to the number of pins of the baseband chip 4 and the number of stamp holes 13, such as 84. The pins of the baseband chip 4 are soldered to the first pads 14, so as to be electrically connected to the stamp holes 13 through the first pads 14.
In some embodiments, the bottom of the housing is further provided with a plurality of second bonding pads 15, and the second bonding pads 15 are used for heat dissipation of devices in the housing.
In some embodiments, the antenna module receives a mobile network signal transmitted by a base station, and the communication module converts the mobile network signal to a baseband signal and provides the baseband signal to the processing module. The processing module encodes the received baseband signal to generate a digital signal and transmits the digital signal to the communication module. The communication module converts the received digital signals into wifi signals and sends the wifi signals through the antenna module. Therefore, the antenna module in this embodiment has the functions of receiving the mobile network signal and transmitting the wifi signal, the processing module has the function of providing the digital signal according to the baseband signal, and the communication module has the functions of providing the baseband signal according to the mobile network signal and providing the wifi signal according to the digital signal.
In this embodiment, the mobile network signal is received by the antenna module, then the mobile network signal is converted into the baseband signal by the communication module, then the baseband signal is encoded into the digital signal by the processing module, then the digital signal is converted into the wifi signal by the communication module, and finally the wifi signal is sent out by the antenna module, so that the function of converting the received mobile network signal into the wifi signal is completed by only three modules, the implementation is simple, the research and development difficulty and the research and development period are reduced, and the debugging difficulty is greatly reduced because fewer adopted devices are adopted.
In summary, although the present utility model has been described in terms of the preferred embodiments, the preferred embodiments are not limited to the above embodiments, and various modifications and changes can be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model is defined by the appended claims.
Claims (10)
1. A 4G-to-Wi-Fi module, comprising:
the antenna module is used for receiving the mobile network signal and transmitting the wifi signal;
the processing module is used for providing a digital signal according to the baseband signal; and
and the communication module is electrically connected with the antenna module and the processing module, so as to provide the baseband signal according to the mobile network signal and provide the wifi signal according to the digital signal.
2. The 4G-to-Wi-Fi module of claim 1, wherein the communication module comprises a radio frequency chip to convert the mobile network signal to the baseband signal.
3. The 4G-to-Wi-Fi module of claim 2, wherein the radio frequency chip comprises a receive circuit comprising:
the antenna switch is electrically connected with the antenna module and used for controlling the switching of a receiving mode and a transmitting mode of the antenna module;
the filter is electrically connected with the antenna module and is used for filtering the mobile network signals received by the antenna module;
and the low-noise amplifier is electrically connected with the filter and amplifies the mobile network signal processed by the filter.
4. The 4G-to-Wi-Fi module of claim 3, wherein the antenna module comprises:
and the receiving antenna is electrically connected with the antenna switch and the filter and is used for receiving the mobile network signal and transmitting the mobile network signal to the filter.
5. The 4G-to-Wi-Fi module of claim 1, wherein the communication module comprises a wifi chip to convert the digital signal to the wifi signal.
6. The 4G-to-Wi-Fi module of claim 5, wherein a balun filter is disposed in the wifi chip.
7. The 4G-to-Wi-Fi module of claim 5, wherein the antenna module comprises:
and the transmitting antenna is electrically connected with the wifi chip and is used for transmitting the wifi signal generated by the wifi chip.
8. The 4G-to-Wi-Fi module of any of claims 1-7, wherein the 4G-to-Wi-Fi module further comprises:
the power amplification module is respectively and electrically connected with the antenna module and the communication module and is used for amplifying the mobile network signal received by the antenna module and outputting the mobile network signal to the communication module;
the storage module is electrically connected with the processing module and is used for storing instructions and an operating system;
the power management module is electrically connected with the processing module and used for providing power supply voltage for the processing module.
9. The 4G-to-Wi-Fi module of claim 8, further comprising a housing and a cover plate covering the housing;
the antenna module, the processing module and the communication module are all arranged in the shell, a plurality of stamp holes are formed in the edge of the shell, and the stamp holes are electrically connected with the processing module.
10. The 4G-to-Wi-Fi module of claim 9, wherein the bottom of the housing is provided with a bonding pad for electrically connecting the postage stamp aperture and the processing module.
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| CN202320642788.0U CN219322394U (en) | 2023-03-29 | 2023-03-29 | 4G changes Wi-Fi module |
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| CN202320642788.0U CN219322394U (en) | 2023-03-29 | 2023-03-29 | 4G changes Wi-Fi module |
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