CN210405306U - Mobile phone signal amplifier - Google Patents
Mobile phone signal amplifier Download PDFInfo
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- CN210405306U CN210405306U CN201921708427.1U CN201921708427U CN210405306U CN 210405306 U CN210405306 U CN 210405306U CN 201921708427 U CN201921708427 U CN 201921708427U CN 210405306 U CN210405306 U CN 210405306U
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Abstract
The utility model discloses a mobile phone signal amplifier, which comprises a mobile phone signal amplifying host, an outdoor receiving antenna and an indoor covering antenna; an outdoor receiving antenna is connected to the RF _ IN end of the mobile phone signal amplification host, an indoor covering antenna is connected to the RF _ OUT end of the mobile phone signal amplification host, and an antenna circuit adopts a 50-ohm high-frequency communication cable. The product of the patent is mainly used for common families and hotels; the product belongs to common-frequency amplification equipment, plays a role in signal enhancement in the wireless communication transmission process, and has the basic function of a radio frequency signal power enhancer; therefore, the communication and internet access quality of the user is improved.
Description
Technical Field
The utility model relates to a mobile phone communication field, particularly a mobile phone signal amplifier.
Background
At present, mobile phones, generally called mobile phones, have been known as mobile phones, and have been known as "mobile phones" in the early days, and are portable phone terminals that can be used in a wide range, and have been invented by motorola, inc. So far, the 4G era has been developed. However, when the mobile phone is used for a signal amplifier in the mobile phone, the circuit structure is complex, the power consumption is high, the signal is weak, the improvement is difficult, and the development of the mobile phone is not facilitated.
Found through the retrieval, patent number CN 201320815290.6's utility model discloses a developments intelligent cell-phone signal amplifier, concretely relates to signal amplifier device technical field. The communication base station (BTS) is connected with a first duplexer (U1), the first duplexer (U1) is connected with a first low noise amplifier (LNA1), the first low noise amplifier (LNA1) is connected with a first band pass filter (BPF1), a first numerical control attenuator (ATT1), a first mixer (MIX1), a first intermediate frequency acoustic meter filter (IF-BPF1), a second mixer (MIX2), a second numerical control attenuator (ATT2), a second band pass filter (BPF2) and a first power amplifier (PA1) are sequentially connected in series, and the communication base station (BTS) can realize proportional change of amplifier bottom noise power and equipment gain and self excitation of a mobile phone signal amplifier.
The utility model with patent number CN201520314543.0 discloses a gate circuit type mobile phone signal amplifier, which belongs to the field of electronic technology and comprises a mobile phone, a piezoelectric ceramic plate and a gate circuit type amplifier, wherein the piezoelectric ceramic plate is tightly attached to the mobile phone body, two leads are respectively welded on two poles of the piezoelectric ceramic plate, and the two leads are respectively welded on the signal input access points of the gate circuit type amplifier; after the mobile phone has a ringing signal, the ringing signal is led out by the piezoelectric ceramic piece, and the ringing signal is amplified by a gate circuit type amplifier, and then a post-stage circuit is started, wherein the gate circuit type amplifier utilizes a half unit in an integrated circuit.
The invention of patent No. CN201310540929.9 discloses a simple mobile phone signal amplifier, which includes a dc power supply, a signal input interface, first to eighth resistors, a capacitor, a first zener diode, a second zener diode, a first triode, a second triode, a first potentiometer, a second potentiometer, an amplifier, a signal processing chip and a signal output interface.
However, with the rapid development of mobile communications, network coverage is continuously expanding. For ordinary families and hotels, indoor wireless communication has certain blind areas and weak areas due to surrounding environments, the communication and internet access quality of users is affected, and the requirements of the users cannot be met.
SUMMERY OF THE UTILITY MODEL
Therefore, in view of the above problems, the present patent provides a signal amplifier for a mobile phone; the device is mainly used for common families and hotels; the product belongs to common-frequency amplification equipment, plays a role in signal enhancement in the wireless communication transmission process, and has the basic function of a radio frequency signal power enhancer. Therefore, the communication and internet access quality of the user is improved.
The utility model is realized in such a way that a mobile phone signal amplifier is constructed, which comprises a mobile phone signal amplifying host, an outdoor receiving antenna and an indoor covering antenna; an outdoor receiving antenna is connected to the RF _ IN end of the mobile phone signal amplification host, an indoor covering antenna is connected to the RF _ OUT end of the mobile phone signal amplification host, and an antenna circuit adopts a 50-ohm high-frequency communication cable.
According to the utility model, the mobile phone signal amplifier and the mobile phone signal amplifying host machine are provided with a display screen, a monitoring module, a duplexer A, a downlink low-noise amplifying module, a downlink filtering module, a downlink power amplifying module, a duplexer B, an uplink low-noise amplifying module, an uplink filtering module and an uplink power amplifying module; the duplexer A realizes the communication with the outdoor receiving antenna, the output end of the duplexer A is connected with the downlink low-noise amplification module, and the downlink low-noise amplification module, the downlink filtering module and the downlink power amplification module are sequentially connected; the duplexer B realizes the communication with the indoor coverage antenna, the output end of the duplexer B is connected with the uplink low-noise amplification module, and the uplink low-noise amplification module, the uplink filtering module and the uplink power amplification module are sequentially connected.
According to the utility model, the mobile phone signal amplifier and the mobile phone signal amplifying host are connected with the power supply monitoring device through the power interface, and the power supply monitoring device comprises a power supply processing module, a battery, a boosting module and a switching module; the power supply processing module comprises a power supply management circuit, a power supply control circuit and an electric quantity detection circuit; the electric quantity detection circuit is connected with the battery; the power supply control circuit is connected with the switching module; the power management circuit is connected with the switching module.
According to the mobile phone signal amplifier of the utility model, the outdoor receiving antenna is connected with the mobile phone signal amplifying host machine by a 50 ohm high-frequency communication cable; the outdoor receiving antenna is arranged at a high place of a building and keeps a distance of at least more than 10 meters with the mobile phone signal amplification host.
According to the mobile phone signal amplifier of the utility model, the outdoor receiving antenna is provided with a stand column, a positioning mounting plate, a U-shaped rod and an antenna unit; the antenna units are arranged at the upper ends of the stand columns, the lower ends of the stand columns are inserted into the positioning mounting plates, the two groups of U-shaped rods are respectively inserted into the stand columns and the positioning mounting plates and then fixed through nuts, the two groups of U-shaped rods are arranged, and cavities used for being fixed with external building supports or supports are formed in the middle of the two groups of U-shaped rods.
According to cell-phone signal amplifier, indoor cover antenna use and inhale a top antenna or a pencil antenna.
The utility model has the advantages of as follows: the utility model provides a mobile phone signal amplifier through improvement, which has the following improvements and advantages;
the mobile phone comprises a mobile phone signal amplification host, an outdoor receiving antenna and an indoor covering antenna; an outdoor receiving antenna is connected to the RF _ IN end of the mobile phone signal amplification host, an indoor covering antenna is connected to the RF _ OUT end of the mobile phone signal amplification host, and an antenna circuit adopts a 50-ohm high-frequency communication cable. The product of the patent is mainly used for common families and hotels; the product belongs to common-frequency amplification equipment, plays a role in signal enhancement in the wireless communication transmission process, and has the basic function of a radio frequency signal power enhancer; therefore, the communication and internet access quality of the user is improved.
Secondly, in the mobile phone signal amplifier disclosed in the patent, the mobile phone signal amplifying host is connected with the power supply monitoring device through the power interface, and the structure of the power supply monitoring device is shown in fig. 4; the device comprises a power supply processing module, a battery, a boosting module and a switching module; the power supply processing module comprises a power supply management circuit, a power supply control circuit and an electric quantity detection circuit. The utility model discloses set up power supply monitored control system's purpose here and be in, make the host computer still can promptly use under the not enough condition of battery power.
Thirdly, in the mobile phone signal amplifier, an outdoor receiving antenna is connected with a mobile phone signal amplification host machine through a 50-ohm high-frequency communication cable; the outdoor receiving antenna is arranged at a high place of a building and keeps a distance of at least more than 10 meters with the mobile phone signal amplification host. In the mobile phone signal amplifier disclosed in this patent, the outdoor receiving antenna can be implemented by adopting the structure shown in fig. 5-7, and has a column, a positioning mounting plate, a U-shaped rod, and an antenna unit; the antenna units are arranged at the upper ends of the stand columns, the lower ends of the stand columns are inserted into the positioning mounting plates, the two groups of U-shaped rods are respectively inserted into the stand columns and the positioning mounting plates and then fixed through nuts, the two groups of U-shaped rods are arranged, and cavities used for being fixed with external building supports or supports are formed in the middle of the two groups of U-shaped rods. The cavity can be sleeved in the bracket to be fixed on the external roof fixing bracket. Therefore, the outdoor receiving antenna has the advantages of small volume, convenient installation, flexible installation according to specific application occasions and the like.
In conclusion, the product has the following characteristics:
1. by using the high-gain high-linearity power amplifier tube, the product linearity is improved, and the interference to a base station is reduced.
2. And an automatic level control technology is adopted, so that the normal work of the host is well protected.
3. The ultra-low noise receiving amplifier tube is used to ensure the clear and reliable conversation quality.
4. Full duplex communication mode, ultra-high uplink/downlink isolation.
5. The device has a self-excitation gain reduction function, and the gain of the system can be automatically adjusted after the device is self-excited, so that the device can restore normal work.
6. The heat dissipation is effective reasonable, and the structure is pleasing to the eye, and the volume is suitable.
7. The coverage area of the base station is enlarged, and the harm of the mobile phone to human bodies is reduced.
8. The volume is small and exquisite, simple to operate, can install according to the concrete application is nimble.
Drawings
FIG. 1 is a schematic diagram of the wiring of the present invention;
FIG. 2 is a schematic diagram of the operation of the present invention;
FIG. 3 is the internal structure of the main frame of the present invention;
FIG. 4 is a structural diagram of the power supply monitoring device of the present invention;
fig. 5 is a schematic diagram of an embodiment of an outdoor receiving antenna of the present invention;
fig. 6 is a bottom schematic view of fig. 5 in the present invention;
fig. 7 is a schematic diagram of the interface of the host device of the present invention;
fig. 8 is a schematic diagram of the display of the host computer screen according to the present invention.
Wherein: the mobile phone signal amplification system comprises a mobile phone signal amplification host 1, an outdoor receiving antenna 2, an indoor covering antenna 3, an RF _ IN terminal 4, an RF _ OUT terminal 5, a display screen 6, a monitoring module 7, a duplexer A8, a downlink low-noise amplification module 9, a downlink filtering module 10, a downlink power amplification module 11, a duplexer B12, an uplink low-noise amplification module 13, an uplink filtering module 14, an uplink power amplification module 15, a power supply monitoring device 16, a power supply processing module 17, a battery 18, a boosting module 19, a switching module 20, a power management circuit 21, a power supply control circuit 22, a power detection circuit 23, a stand column 24, a positioning mounting plate 25, a U-shaped rod 26, an antenna unit 27, a nut 28, a cavity 29, a 50 high-frequency ohmic communication cable 30, a power interface 31, a USB (universal serial bus) online port 32.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 8, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a mobile phone signal amplifier through the improvement, which can be implemented as follows; the system comprises a mobile phone signal amplification host 1, an outdoor receiving antenna 2 and an indoor covering antenna 3; the outdoor receiving antenna 2 is connected to the RF _ IN end 4 of the mobile phone signal amplification host 1, the indoor covering antenna 3 is connected to the RF _ OUT end 5 of the mobile phone signal amplification host 1, and the antenna circuit adopts a 50-ohm high-frequency communication cable. The product of the patent is mainly used for common families and hotels; the product belongs to common-frequency amplification equipment, plays a role in signal enhancement in the wireless communication transmission process, and has the basic function of a radio frequency signal power enhancer; therefore, the communication and internet access quality of the user is improved.
In addition, in the mobile phone signal amplifier described in this patent, as shown in fig. 1 to 3, the mobile phone signal amplifying host 1 includes a display screen 6, a monitoring module 7, a duplexer A8, a downlink low noise amplifying module 9, a downlink filtering module 10, a downlink power amplifying module 11, a duplexer B12, an uplink low noise amplifying module 13, an uplink filtering module 14, and an uplink power amplifying module 15; the duplexer A8 realizes communication with the outdoor receiving antenna 2, the output end of the duplexer A8 is connected with the downlink low-noise amplification module 9, and the downlink low-noise amplification module 9, the downlink filtering module 10 and the downlink power amplification module 11 are sequentially connected; the duplexer B12 realizes communication with the indoor coverage antenna 3, the output end of the duplexer B12 is connected with the uplink low-noise amplification module 13, and the uplink low-noise amplification module 13, the uplink filtering module 14 and the uplink power amplification module 15 are sequentially connected. Noise characteristics are improved to some extent than traditional signal amplifier in this equipment, compares with prior art moreover, and this patent has circuit structure simply, low power dissipation, signal forwarding's advantage strong.
In addition, in the mobile phone signal amplifier described in this patent, the mobile phone signal amplifying host 1 is connected to the power supply monitoring device 16 through a power interface, and the structure of the power supply monitoring device 16 is shown in fig. 4; the device comprises a power supply processing module 17, a battery 18, a boosting module 19 and a switching module 20; the power supply processing module 17 comprises a power supply management circuit 21, a power supply control circuit 22 and an electric quantity detection circuit 23; the electric quantity detection circuit 23 is connected with the battery 18; the power supply control circuit 22 is connected with the switching module 20; the power management circuit 21 is connected to the switching module 20. For the power supply monitoring device 16, the power supply control circuit 22 is connected to the switching module 20, and when the power amount detection circuit 23 detects that the output voltage of the battery 17 is lower than a certain value, the power supply control circuit 22 switches the switching module 20 to the overdischarge power supply mode, and the boosting module 19 boosts the output voltage of the battery 18. The power management circuit 21 is connected to the switching module 20, and the boosting module 19 outputs the boosted voltage to the power management circuit through the switching module for over-discharge power supply, and the power management circuit distributes the power to the host 1. The utility model discloses set up power supply monitored control system's purpose here and be in, make host computer 1 still can promptly use under the not enough condition of battery power.
In addition, in the mobile phone signal amplifier disclosed by the patent, the outdoor receiving antenna 2 is connected with the mobile phone signal amplification host 1 by adopting a 50-ohm high-frequency communication cable 30; the outdoor receiving antenna 2 is arranged at a high place of a building and keeps a distance of at least more than 10 meters with the mobile phone signal amplification host 1.
In addition, in the mobile phone signal amplifier described in this patent, the outdoor receiving antenna 2 can be implemented by adopting the structure shown in fig. 5-7, and has a column 24, a positioning mounting plate 25, a U-shaped rod 26, and an antenna unit 27; the antenna units 27 are arranged at the upper ends of the upright posts 24, the lower ends of the upright posts 24 are inserted into the positioning mounting plates 25, the two groups of U-shaped rods 26 are respectively inserted into the upright posts 24 and the positioning mounting plates 25 and then fixed through nuts 28, the two groups of U-shaped rods 26 are formed, and cavities 29 used for being fixed with external building supports or supports are formed in the middle of the two groups of U-shaped rods 26. The bracket can be fixed on the external roof, and the cavity 29 is sleeved in the bracket for fixing. Therefore, the outdoor receiving antenna 2 has the advantages of small volume, convenient installation, flexible installation according to specific application occasions and the like.
In addition, the indoor cover antenna 3 may use a ceiling antenna or a pen antenna.
The following describes the parameters of the host computer of this patent with reference to fig. 7-8:
port description (one):
RF _ IN/OUTDOR: an outdoor receiving antenna connection port;
RF _ OUT/INDOOR: covering an antenna connection port indoors;
DC _ IN is a power adapter connection port;
USB is the port for connecting the equipment and the computer.
(II) displaying a description on a liquid crystal screen:
1. after the power is on, the power supply is normal, and the liquid crystal display displays;
2. the host has SIGNAL output, SIGNAL, to select. When the maximum power is output, the ALC is selected;
3. the liquid crystal screen flickers in 4G, 3G or 2G, the equipment is seriously self-excited, the isolation degree is insufficient, the distance between a receiving antenna and a transmitting antenna needs to be increased or a partition wall needs to be placed, and the optimal amplification effect can be played after the power is turned on again;
when the 4.2G signal output is more than 3dBm, normally displaying 2G on the liquid crystal screen;
when the 5.3G signal output is more than 3dBm, displaying 3G on the liquid crystal screen normally;
when the output of the 6.4G signal is more than 3dBm, displaying 4G on the liquid crystal screen normally;
7. on the screen, a base station antenna icon represents the signal strength of a receiving end, an indoor antenna icon represents the signal strength output by a host, and an outdoor antenna icon represents the signal strength returned to the base station;
8. the greater the number of lit cells in the signal icon, the stronger the signal.
(III) application range: the device is suitable for signal amplification in places such as ordinary families, hotels, office buildings, bottom buildings, coffee houses, markets and the like.
The product has the following characteristics:
9. by using the high-gain high-linearity power amplifier tube, the product linearity is improved, and the interference to a base station is reduced.
10. And an automatic level control technology is adopted, so that the normal work of the host is well protected.
11. The ultra-low noise receiving amplifier tube is used to ensure the clear and reliable conversation quality.
12. Full duplex communication mode, ultra-high uplink/downlink isolation.
13. The device has a self-excitation gain reduction function, and the gain of the system can be automatically adjusted after the device is self-excited, so that the device can restore normal work.
14. The heat dissipation is effective reasonable, and the structure is pleasing to the eye, and the volume is suitable.
15. The coverage area of the base station is enlarged, and the harm of the mobile phone to human bodies is reduced.
16. The volume is small and exquisite, simple to operate, can install according to the concrete application is nimble.
And (V) the installation is implemented as follows:
1. the outdoor antenna is connected to the RF _ IN (OUTDOOR) end of the host, and the antenna circuit adopts a 50-ohm high-frequency communication cable. The outdoor antenna is arranged at the high position of the building and keeps a distance of at least more than 10 meters with the main machine.
2. The indoor antenna is connected to the RF _ OUT (INDOOR) end of the host, and the antenna circuit adopts a 50-ohm high-frequency communication cable. The antenna may be a ceiling antenna or a pen antenna.
3. The indoor antenna and the outdoor antenna should be separated as far as possible to avoid self-excitation, and generally a wall is used for isolation.
4. Guarantee that the antenna contacts with the host computer and compacts to influence the result of use.
5. The device is powered up after being connected with the cable, the screen is lightened, the device is strictly forbidden to be idle at any end, namely, the device is powered up when the RF _ IN (OUTDOR) or RF _ OUT (INDOR) port of the device is not connected with an antenna or a load.
6. And at the moment, the outdoor antenna guarantee signal is adjusted according to the indication of the base station signal grid on the screen, and the larger the base station antenna signal grid is, the higher the signal intensity is.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A mobile phone signal amplifier, comprising: the system comprises a mobile phone signal amplification host (1), an outdoor receiving antenna (2) and an indoor covering antenna (3); an outdoor receiving antenna (2) is connected to an RF _ IN end (4) of a mobile phone signal amplification host (1), an indoor covering antenna (3) is connected to an RF _ OUT end (5) of the mobile phone signal amplification host (1), and an antenna circuit adopts a 50-ohm high-frequency communication cable.
2. The handset signal amplifier of claim 1, wherein: the mobile phone signal amplification host (1) is provided with a display screen (6), a monitoring module (7), a duplexer A (8), a downlink low-noise amplification module (9), a downlink filtering module (10), a downlink power amplification module (11), a duplexer B (12), an uplink low-noise amplification module (13), an uplink filtering module (14) and an uplink power amplification module (15); the duplexer A (8) realizes communication with the outdoor receiving antenna (2), the output end of the duplexer A (8) is connected with the downlink low-noise amplification module (9), and the downlink low-noise amplification module (9), the downlink filtering module (10) and the downlink power amplification module (11) are sequentially connected; the duplexer B (12) realizes communication with the indoor coverage antenna (3), the output end of the duplexer B (12) is connected with the uplink low-noise amplification module (13), and the uplink low-noise amplification module (13), the uplink filtering module (14) and the uplink power amplification module (15) are sequentially connected.
3. The handset signal amplifier of claim 1 or 2, wherein: the mobile phone signal amplification host (1) is connected with a power supply monitoring device (16) through a power interface, and the power supply monitoring device (16) comprises a power supply processing module (17), a battery (18), a boosting module (19) and a switching module (20); the power supply processing module (17) comprises a power supply management circuit (21), a power supply control circuit (22) and an electric quantity detection circuit (23); the electric quantity detection circuit (23) is connected with the battery (18); the power supply control circuit (22) is connected with the switching module (20); the power management circuit (21) is connected with the switching module (20).
4. The handset signal amplifier of claim 1, wherein: the outdoor receiving antenna (2) is connected with the mobile phone signal amplification host (1) by a 50-ohm high-frequency communication cable (30); the outdoor receiving antenna (2) is arranged at a high place of a building and keeps a distance of at least more than 10 meters with the mobile phone signal amplification host (1).
5. The handset signal amplifier of claim 1 or 4, wherein: the outdoor receiving antenna (2) is provided with a vertical column (24), a positioning mounting plate (25), a U-shaped rod (26) and an antenna unit (27); the antenna units (27) are arranged at the upper ends of the upright posts (24), the lower ends of the upright posts (24) are inserted into the positioning mounting plates (25), two groups of U-shaped rods (26) are respectively inserted into the upright posts (24) and the positioning mounting plates (25) and then fixed through nuts (28), two groups of U-shaped rods (26) are formed, and cavities (29) for fixing with external building supports or supports are formed in the middle of the U-shaped rods.
6. The handset signal amplifier of claim 1, wherein: the indoor covering antenna (3) uses a ceiling antenna or a pen-shaped antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921708427.1U CN210405306U (en) | 2019-10-13 | 2019-10-13 | Mobile phone signal amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921708427.1U CN210405306U (en) | 2019-10-13 | 2019-10-13 | Mobile phone signal amplifier |
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| Publication Number | Publication Date |
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| CN210405306U true CN210405306U (en) | 2020-04-24 |
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| CN201921708427.1U Active CN210405306U (en) | 2019-10-13 | 2019-10-13 | Mobile phone signal amplifier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022236815A1 (en) * | 2021-05-14 | 2022-11-17 | 摩比天线技术（深圳）有限公司 | Mobile phone signal enhancer having wifi routing function |
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2019
- 2019-10-13 CN CN201921708427.1U patent/CN210405306U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022236815A1 (en) * | 2021-05-14 | 2022-11-17 | 摩比天线技术（深圳）有限公司 | Mobile phone signal enhancer having wifi routing function |
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Address after: B308, No. 36-4 Xiyong Avenue, Xiyong Street, Gaoxin District, Shapingba District, Chongqing, 400000 Patentee after: CHONGQING HUAXIU TECHNOLOGY CO.,LTD. Address before: No. 20-24, No. 4 Yuzhou Road, Jiulongpo District, Chongqing, 400000 Patentee before: CHONGQING HUAXIU TECHNOLOGY CO.,LTD. |
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