CN205726450U - mobile phone radio frequency module - Google Patents
mobile phone radio frequency module Download PDFInfo
- Publication number
- CN205726450U CN205726450U CN201620646571.7U CN201620646571U CN205726450U CN 205726450 U CN205726450 U CN 205726450U CN 201620646571 U CN201620646571 U CN 201620646571U CN 205726450 U CN205726450 U CN 205726450U
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- China
- Prior art keywords
- frequency
- switch
- radio
- main collection
- power amplifier
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Abstract
The utility model discloses mobile phone radio frequency module, including main collection antenna, directional coupler, main collection radio-frequency (RF) switch, the first power amplifier, the first wave filter, duplexer, the second power amplifier, diversity antenna, diversity radio-frequency (RF) switch, the second wave filter, transceiving chip and interface circuit；Main collection antenna, directional coupler, main collection radio-frequency (RF) switch, the first power amplifier, the first wave filter, duplexer, the second power amplifier, diversity antenna, diversity radio-frequency (RF) switch, the second wave filter, transceiving chip and interface circuit is integrated is fixed on same circuit board.Interface circuit is for realizing the communication between transceiving chip and external baseband chip, the control signal that baseband chip sends is respectively transmitted to main collection and diversity radio-frequency (RF) switch, the first and second power amplifiers, the power supply signal that external power source sends is sent respectively to transceiving chip, main collection and diversity radio-frequency (RF) switch, the first and second power amplifiers.This utility model decreases mobile phone radio frequency debugging burden, and can process 2G, 3G and 4G signal, highly versatile.
Description
Technical field
This utility model relates to the radio-frequency module of mobile phone.
Background technology
Along with the fast development of mobile communication technology, the frequency range that mobile phone is supported gets more and more, and the supply of radio-frequency devices
Business also gets more and more.All must re-start matching and debugging whenever changing a radio-frequency devices, add to radio frequency debugging a lot of negative
Load.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of integrated height, is easy to debugging, highly versatile
Mobile phone radio frequency module.
For solving above-mentioned technical problem, technical solution adopted in the utility model is:
Mobile phone radio frequency module, including main collection antenna, directional coupler, main collection radio-frequency (RF) switch, the first power amplifier, the first filtering
Device, duplexer, the second power amplifier, diversity antenna, diversity radio-frequency (RF) switch, the second wave filter, transceiving chip and interface circuit；Main collection sky
Line, directional coupler, main collection radio-frequency (RF) switch, the first power amplifier, the first wave filter, duplexer, the second power amplifier, diversity antenna, diversity
Radio-frequency (RF) switch, the second wave filter, transceiving chip and interface circuit are integrated to be fixed on same circuit board；Main collection radio-frequency (RF) switch is led to
Crossing directional coupler to be connected with main collection antenna electric, directional coupler is for the radiofrequency signal orientation coupling main collection radio-frequency (RF) switch sent
Transceiving chip it is sent to after conjunction；The input of the first power amplifier electrically connects with transceiving chip, and the outfan of the first power amplifier is penetrated with main collection
Frequency switchs electrical connection, and main collection radio frequency is arrived in the output after the 2G signal that transceiving chip sends is carried out power amplification of this first power amplifier
Switch；The input of the first wave filter electrically connects with main collection radio-frequency (RF) switch, and the outfan of the first wave filter is electrically connected with transceiving chip
Connecing, the first wave filter is sent to transceiving chip after the 2G signal filtering main collection radio-frequency (RF) switch transmitted；Second power amplifier defeated
Entering end to electrically connect with transceiving chip, the outfan of the second power amplifier electrically connects with duplexer, and this second power amplifier is for by transceiving chip
After 3G or the 4G signal sent carries out power amplification, duplexer is arrived in output；Duplexer respectively with main collection radio-frequency (RF) switch and transceiving chip
Electrical connection, duplexer is used for 3G or the 4G signal of the second power amplifier output is sent to main collection radio-frequency (RF) switch, and by main collection radio frequency
3G or the 4G signal that switch transmits is sent to transceiving chip；Diversity radio-frequency (RF) switch electrically connects with diversity antenna；Diversity radio-frequency (RF) switch
For receiving the 4G signal that diversity antenna sends；The input of the second wave filter electrically connects with diversity radio-frequency (RF) switch, the second filtering
The outfan of device electrically connects with transceiving chip, and the second wave filter sends after 4G signal filtering diversity radio-frequency (RF) switch transmitted
To transceiving chip；Interface circuit leaves with transceiving chip, the first power amplifier, the second power amplifier, main collection radio-frequency (RF) switch and diversity radio frequency respectively
Closing electrical connection, this interface circuit is used for the communication realizing between transceiving chip and the baseband chip of outside, and by baseband chip
The control signal sent is respectively transmitted to main collection radio-frequency (RF) switch, diversity radio-frequency (RF) switch, the first power amplifier and the second power amplifier, by external electrical
The power supply signal that source sends is sent respectively to transceiving chip, main collection radio-frequency (RF) switch, diversity radio-frequency (RF) switch, the first power amplifier and the second merit
Put.
Owing to this utility model have employed above technical scheme, its produce technique effect it is apparent that
1, in radio-frequency module of the present utility model, main collection antenna, directional coupler, main collection radio-frequency (RF) switch, the first power amplifier,
One wave filter, duplexer, the second power amplifier, diversity antenna, diversity radio-frequency (RF) switch, the second wave filter, transceiving chip and interface circuit
Integrated it is fixed on same circuit board, it is to avoid because of change that components and parts cause, signal link is re-started impedance control
Situation, decreases mobile phone radio frequency debugging burden, adds the stability of mobile phone radio frequency, and reduce mobile phones design cost；
2, radio-frequency module of the present utility model can process 2G signal, 3G signal and 4G signal, applied range, versatility
By force, and be available for user flexibility and select.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the mobile phone radio frequency module according to this utility model one embodiment.
Detailed description of the invention
With specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
Fig. 1 shows the theory diagram of the mobile phone radio frequency module according to this utility model one embodiment.Mobile phone radio frequency module
Including main collection antenna 1, directional coupler 2, main collection radio-frequency (RF) switch the 3, first power amplifier the 41, first wave filter 51, duplexer 6, second
Power amplifier 42, diversity antenna 7, diversity radio-frequency (RF) switch the 8, second wave filter 52, transceiving chip 9 and interface circuit 10.
Main collection antenna 1, directional coupler 2, main collection radio-frequency (RF) switch the 3, first power amplifier the 41, first wave filter 51, duplexer 6,
Second power amplifier 42, diversity antenna 7, diversity radio-frequency (RF) switch the 8, second wave filter 52, transceiving chip 9 and interface circuit 10 are integrated fixing
On same circuit board.
Main collection radio-frequency (RF) switch 3 is electrically connected with main collection antenna 1 by directional coupler 2.Directional coupler 2 is for penetrating main collection
It is sent to transceiving chip 9 after the radiofrequency signal directional couple that frequency switch sends.If the radiofrequency signal after above-mentioned directional couple
Be 3G or 4G signal, then transceiving chip 9 can carry out corresponding signal power control according to the power of signal power.
The input of the first power amplifier 41 electrically connects with transceiving chip 9, the outfan of the first power amplifier 41 and main collection radio-frequency (RF) switch 3
Electrical connection, main collection radio-frequency (RF) switch is arrived in the output after the 2G signal that transceiving chip sends is carried out power amplification of this first power amplifier 41
3。
The input of the first wave filter 51 electrically connects with main collection radio-frequency (RF) switch 3, the outfan of the first wave filter 51 and transmitting-receiving
Chip 9 electrically connects, and the first wave filter 51 is sent to transceiving chip 9 after the 2G signal filtering main collection radio-frequency (RF) switch transmitted.
The input of the second power amplifier 42 electrically connects with transceiving chip 9, and the outfan of the second power amplifier 42 is electrically connected with duplexer 6
Connecing, duplexer 6 is arrived in the output after 3G or the 4G signal sent by transceiving chip 9 carries out power amplification of the second power amplifier 42.
Duplexer 6 electrically connects with main collection radio-frequency (RF) switch 3 and transceiving chip 9 respectively, and duplexer 6 is for by the second power amplifier output
3G or 4G signal be sent to main collection radio-frequency (RF) switch 3, and 3G or the 4G signal that main collection radio-frequency (RF) switch 3 transmits is sent to transmitting-receiving
Chip 9.
Diversity radio-frequency (RF) switch 8 electrically connects with diversity antenna 7；Diversity radio-frequency (RF) switch 8 is used for receiving described diversity antenna and sends
4G signal.The input of the second wave filter 52 electrically connects with diversity radio-frequency (RF) switch 8, the outfan of the second wave filter 52 and transmitting-receiving
Chip 9 electrically connects, and the second wave filter 52 is sent to transceiving chip 9 after 4G signal filtering diversity radio-frequency (RF) switch 8 transmitted.
Interface circuit 10 is penetrated with transceiving chip the 9, first power amplifier the 41, second power amplifier 42, main collection radio-frequency (RF) switch 3 and diversity respectively
Frequency switch 8 electrical connection, interface circuit 10 leading between the baseband chip (not shown) realizing transceiving chip 9 and outside
Letter, and the control signal that baseband chip sends is respectively transmitted to main collection radio-frequency (RF) switch 1, diversity radio-frequency (RF) switch the 8, first power amplifier
41 and second power amplifier 42, in order to the path of main collection radio-frequency (RF) switch 1 and diversity radio-frequency (RF) switch 8 is selected and controls the first merit
Put 41 and second power amplification coefficient power amplification ratio of power amplifier 42, the power supply signal that external power source (not shown) sends is sent respectively to
Transceiving chip 9, main collection radio-frequency (RF) switch 1, diversity radio-frequency (RF) switch the 8, first power amplifier 41 and the second power amplifier 42, in order to transceiving chip 9,
Main collection radio-frequency (RF) switch 1, diversity radio-frequency (RF) switch the 8, first power amplifier 41 and the second power amplifier 42 are powered.Wherein, diversity radio-frequency (RF) switch 8
The only mobile phone radio frequency resume module 4G signal at the present embodiment is just controlled as in the conduction state, at the mobile phone of the present embodiment
When radio-frequency module processes 2G or 3G signal, diversity radio-frequency (RF) switch 8 is off.
In the present embodiment, the first wave filter 51 and the second wave filter 52 are SAW filter.First power amplifier 41 He
Main collection radio-frequency (RF) switch 3 is integrated on same chip.
In radio-frequency module of the present utility model, main collection antenna 1, directional coupler 2, main collection radio-frequency (RF) switch the 3, first power amplifier
41, the first wave filter 51, duplexer the 6, second power amplifier 42, diversity antenna 7, diversity radio-frequency (RF) switch the 8, second wave filter 52, transmitting-receiving
Chip 9 and interface circuit 10 is integrated is fixed on same circuit board, it is to avoid because of change that components and parts cause to signal link
Re-start the situation of impedance control, decrease mobile phone radio frequency debugging burden.Additionally, radio-frequency module of the present utility model can process
2G signal, 3G signal and 4G signal, highly versatile, applied range.
Above description is further illustrating of combining that this utility model done by detailed description of the invention and accompanying drawing.But, this
Utility model obviously can with multiple be different from this describe other method implement, those skilled in the art can without prejudice to
Carry out promoting, deducing according to actually used situation in the case of this utility model content, therefore, the content of above-mentioned specific embodiment
Should not limit the protection domain that this utility model determines.
Claims (3)
1. mobile phone radio frequency module, it is characterised in that include main collection antenna, directional coupler, main collection radio-frequency (RF) switch, the first power amplifier,
First wave filter, duplexer, the second power amplifier, diversity antenna, diversity radio-frequency (RF) switch, the second wave filter, transceiving chip and interface electricity
Road；Described main collection antenna, directional coupler, main collection radio-frequency (RF) switch, the first power amplifier, the first wave filter, duplexer, the second merit
Put, diversity antenna, diversity radio-frequency (RF) switch, the second wave filter, transceiving chip and interface circuit is integrated is fixed on same circuit board
On；
Described main collection radio-frequency (RF) switch is connected with described main collection antenna electric by directional coupler, and described directional coupler is for by institute
It is sent to described transceiving chip after stating the radiofrequency signal directional couple that main collection radio-frequency (RF) switch sends；
The input of described first power amplifier electrically connects with described transceiving chip, and the outfan of described first power amplifier is penetrated with described main collection
Frequency switchs electrical connection, and main collection radio frequency is arrived in the output after the 2G signal that transceiving chip sends is carried out power amplification of this first power amplifier
Switch；
The input of described first wave filter electrically connects with described main collection radio-frequency (RF) switch, the outfan of described first wave filter and institute
Stating transceiving chip electrical connection, the first wave filter is sent to receive and dispatch core after the 2G signal filtering main collection radio-frequency (RF) switch transmitted
Sheet；
The input of described second power amplifier electrically connects with described transceiving chip, the outfan of described second power amplifier and described duplexer
Electrical connection, duplexer is arrived in the output after 3G or the 4G signal that transceiving chip sends is carried out power amplification of this second power amplifier；
Described duplexer electrically connects with described main collection radio-frequency (RF) switch and described transceiving chip respectively, and described duplexer is for by second
3G or the 4G signal of power amplifier output is sent to main collection radio-frequency (RF) switch, and 3G or the 4G signal main collection radio-frequency (RF) switch transmitted sends
To transceiving chip；
Described diversity radio-frequency (RF) switch electrically connects with described diversity antenna；Described diversity radio-frequency (RF) switch is used for receiving described diversity antenna
The 4G signal sent；
The input of described second wave filter electrically connects with described diversity radio-frequency (RF) switch, the outfan of described second wave filter and institute
Stating transceiving chip electrical connection, the second wave filter is sent to receive and dispatch core after 4G signal filtering diversity radio-frequency (RF) switch transmitted
Sheet；
Described interface circuit is electric with transceiving chip, the first power amplifier, the second power amplifier, main collection radio-frequency (RF) switch and diversity radio-frequency (RF) switch respectively
Connecting, this interface circuit is used for the communication realizing between transceiving chip and the baseband chip of outside, and by described baseband chip
The control signal sent is respectively transmitted to main collection radio-frequency (RF) switch, diversity radio-frequency (RF) switch, the first power amplifier and the second power amplifier, by external electrical
The power supply signal that source sends is sent respectively to transceiving chip, main collection radio-frequency (RF) switch, diversity radio-frequency (RF) switch, the first power amplifier and the second merit
Put.
Mobile phone radio frequency module the most according to claim 1, it is characterised in that described first wave filter and the second wave filter are equal
For SAW filter.
Mobile phone radio frequency module the most according to claim 1, it is characterised in that described first power amplifier and described main collection radio frequency are opened
Pass is integrated on same chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620646571.7U CN205726450U (en) | 2016-06-27 | 2016-06-27 | mobile phone radio frequency module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620646571.7U CN205726450U (en) | 2016-06-27 | 2016-06-27 | mobile phone radio frequency module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205726450U true CN205726450U (en) | 2016-11-23 |
Family
ID=57317599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620646571.7U Expired - Fee Related CN205726450U (en) | 2016-06-27 | 2016-06-27 | mobile phone radio frequency module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205726450U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106876874A (en) * | 2017-02-27 | 2017-06-20 | 广东欧珀移动通信有限公司 | Board structure of circuit and terminal |
| CN112994729A (en) * | 2021-02-03 | 2021-06-18 | 昆山睿翔讯通通信技术有限公司 | Mobile terminal radio frequency architecture and mobile terminal |
| CN113746490A (en) * | 2021-09-10 | 2021-12-03 | 维沃移动通信有限公司 | Radio frequency structure and electronic equipment |
| CN114006629A (en) * | 2021-09-29 | 2022-02-01 | 安徽蓝麦通信股份有限公司 | Sub-6G-LTCC Internet of things radio frequency front end micro system |
-
2016
- 2016-06-27 CN CN201620646571.7U patent/CN205726450U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106876874A (en) * | 2017-02-27 | 2017-06-20 | 广东欧珀移动通信有限公司 | Board structure of circuit and terminal |
| CN106876874B (en) * | 2017-02-27 | 2024-02-23 | Oppo广东移动通信有限公司 | Circuit board structure and terminal |
| CN112994729A (en) * | 2021-02-03 | 2021-06-18 | 昆山睿翔讯通通信技术有限公司 | Mobile terminal radio frequency architecture and mobile terminal |
| CN112994729B (en) * | 2021-02-03 | 2023-02-03 | 昆山睿翔讯通通信技术有限公司 | Mobile terminal radio frequency module and mobile terminal |
| CN113746490A (en) * | 2021-09-10 | 2021-12-03 | 维沃移动通信有限公司 | Radio frequency structure and electronic equipment |
| CN114006629A (en) * | 2021-09-29 | 2022-02-01 | 安徽蓝麦通信股份有限公司 | Sub-6G-LTCC Internet of things radio frequency front end micro system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20180627 |