CN206313774U - High-power mobile 4G data links - Google Patents
High-power mobile 4G data links Download PDFInfo
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- CN206313774U CN206313774U CN201720022697.1U CN201720022697U CN206313774U CN 206313774 U CN206313774 U CN 206313774U CN 201720022697 U CN201720022697 U CN 201720022697U CN 206313774 U CN206313774 U CN 206313774U
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Abstract
The utility model discloses the high-power mobile 4G data links of one kind, including signal processing system, power module, power amplifier module and antenna-feedback system, power module is powered for signal processing system, power amplifier module and antenna-feedback system, signal processing system, power amplifier module and antenna-feedback system are electrically connected with, signal processing system includes ECU units, upstream data processing unit and downlink data processing unit, upstream data processing unit and downlink data processing unit include frame synchronization unit, and frame synchronization unit carries out frame synchronization with macro base station.The utility model can effectively help operator net build the initial stage macro base station signal is rapidly extended into network in the weak area of signal, blind area or speed of surfing the Internet is low, poor user experience region, or build the middle and later periods in net and carry out precision indoor and extend over.
Description
Technical field
The utility model is related to mobile communication technology field, particularly relates to a kind of high-power mobile 4G data links.
Background technology
TDD-LTE, also known as TD-LTE, are international 3G standard TD-SCDMA that China possesses core independent intellectual property right
Follow-up evolution technology, is a kind of wireless communication standard designed exclusively for movement broadband application high.With the popularization of 4G, 4G's
User is more and more, and for the operators of TD-LTE, the optimization of network and top quality user service are to lift it
The important step of competitiveness.However, 4G signals occur by after other buildings such as remote, wall, floor and window
Serious decay, it will having more than the signal in 60% region can not meet covering or poor downloading rate；And according to incomplete
Statistics, current 60% speech business and 70% data service occur indoors, and following this data will even have can
90% can be reached, therefore from the point of view of commercial competition angle, depth seamless coverage degree will be to pass for 4G Virtual network operators
It is important.
Utility model content
The utility model proposes the high-power mobile 4G data links of one kind, solve 4G signals in the prior art and occur declining
The problem for subtracting.
What the technical solution of the utility model was realized in：
A kind of high-power mobile 4G data links, including signal processing system, power module, power amplifier module and antenna feeder system
System, the power module is powered for the signal processing system, power amplifier module and the antenna-feedback system, the signal transacting system
System, power amplifier module and antenna-feedback system are electrically connected with, the signal processing system include ECU units, upstream data processing unit and
Downlink data processing unit, the upstream data processing unit and the downlink data processing unit include frame synchronization unit,
The frame synchronization unit carries out frame synchronization with macro base station.
Further, the signal processing system also includes signal input part signal switch unit, signal input part duplex
Device unit, uplink frame synchronization unit, up PA units, upstream data processing unit, up filter unit, signal output part duplex
Device unit, signal output part channel switching unit, downlink frame synchronization unit, downlink data processing unit, descending LNA units and under
Row filter unit；The signal input part signal switch unit and signal input part Duplexer Unit are electrically connected with, the signal
Input Duplexer Unit is electrically connected with the uplink frame synchronization unit and the downstream filtering unit, the up frame synchronization
Unit, up PA units, upstream data processing unit and up filter unit are electrically connected with successively, the downlink frame synchronization list
Unit, downlink data processing unit, descending LNA units and downstream filtering unit are electrically connected with successively, the up filter unit and
The downlink frame synchronization unit is electrically connected with the signal output part Duplexer Unit, the signal output part Duplexer Unit
It is electrically connected with the signal output part channel switching unit.
Further, the input voltage value of the power module is 220V.
Further, the antenna-feedback system includes the first air feedback unit and the second air feedback unit, first air feedback unit
It is electrically connected with the signal processing system, second air feedback unit is electrically connected with the power amplifier module.
The beneficial effects of the utility model are：Using signal processing system, power module, power amplifier module and antenna-feedback system
To relay simultaneously amplification up-downgoing radiofrequency signal as signal repeater in the mobile communication network, can effectively help operator
Net build the initial stage macro base station signal is rapidly extended into network in the weak area of signal, blind area or speed of surfing the Internet is low, Consumer's Experience
Poor region, or build the middle and later periods in net and carry out precision indoor and extend over.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the theory diagram of the high-power mobile 4G data links of the utility model；
Fig. 2 is the theory diagram of signal processing system.
In figure, 1- signal processing systems；2- power amplifier modules；3- power modules；4- antenna-feedback systems；The air feedback units of 5- first；
The air feedback units of 6- second；7- signal input part signal switch units；8- signal input part Duplexer Unit；The up frame synchronization lists of 9-
Unit；The up PA units of 10-；11- upstream data processing units；The up filter units of 12-；13- signal output part Duplexer Unit；
14- signal output part channel switching units；15- downlink frame synchronization units；16- downlink data processing units；The descending LNA of 17- are mono-
Unit；18- downstream filtering units；19-ECU units.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
As depicted in figs. 1 and 2, the utility model proposes the high-power mobile 4G data links of one kind, including at signal
Reason system 1, power module 3, power amplifier module 2 and antenna-feedback system 4, power module 3 are signal processing system 1, power amplifier module 2 and day
Feedback system 4 is powered, and signal processing system 1, power amplifier module 2 and antenna-feedback system 4 are electrically connected with, and signal processing system 1 includes that ECU is mono-
Unit 19, upstream data processing unit 11 and downlink data processing unit 16, upstream data processing unit 11 and downlink data are processed
Unit 16 includes frame synchronization unit, and frame synchronization unit carries out frame synchronization with macro base station.ECU units 19 are central processing unit, main
It act as arithmetic core of the present utility model and control core.Its function is mainly in interpretative order and treatment software
Data.
Power amplifier module 2 is to be amplified the signal for transmitting out from signal processing system 1, strengthens signal, then by signal
It is forwarded to antenna-feedback system 4.
The function of antenna-feedback system 4 is the guided wave that will transmit above-the-line promotion, is transformed into (typically freely empty in unbounded medium
Between) the middle electromagnetic wave propagated, or carry out opposite conversion.
The utility model is using signal processing system 1, power module 3, power amplifier module 2 and antenna-feedback system 4 in mobile communication
To relay simultaneously amplification up-downgoing radiofrequency signal as signal repeater in network, can effectively help operator to build the initial stage in net
Macro base station signal is rapidly extended to the weak area of signal in network, blind area or speed of surfing the Internet is low, poor user experience region, or
Building the middle and later periods in net carries out precision indoor and extends over.
Signal processing system 1 also includes signal input part signal switch unit 7, signal input part Duplexer Unit 8, up
Frame synchronization unit 9, up PA units 10, upstream data processing unit 11, up filter unit 12, signal output part duplexer list
Unit 13, signal output part channel switching unit 14, downlink frame synchronization unit 15, downlink data processing unit 16, descending LNA units
17 and downstream filtering unit 18；Signal input part signal switch unit 7 and signal input part Duplexer Unit 8 are electrically connected with, letter
Number input Duplexer Unit 8 is electrically connected with uplink frame synchronization unit 9 and downstream filtering unit 18, uplink frame synchronization unit 9,
Up PA units 10, upstream data processing unit 11 and up filter unit 12 are electrically connected with successively, downlink frame synchronization unit 15,
Downlink data processing unit 16, descending LNA units 17 and downstream filtering unit 18 are electrically connected with successively, the He of up filter unit 12
Downlink frame synchronization unit 15 is electrically connected with signal output part Duplexer Unit 13, signal output part Duplexer Unit 13 and signal
Output end channel switching unit 14 is electrically connected with.
Up filter unit 12 and downstream filtering unit 18 are act as to the frequency beyond the frequency of CF or the frequency
Rate is effectively filtered out, and obtains a signal for CF, or eliminate the signal after a CF.
Up-downgoing data processing unit 16 is to carry out classification treatment mark to the signal that up-downgoing is read respectively.
Up PA units 10, as Power Allocation are distributed.Power distribution mean up channel or
The watt level of signal can be adjusted by dynamic mode.
Descending LNA units 17, are low-noise amplifier, are the very low amplifiers of noise coefficient, are amplifying small-signal
Occasion, the interference of the noise of amplifier itself to signal may be very serious, it is desirable to reduce this noise, to improve output
Signal to noise ratio.
Input/output terminal channel switching unit act as, and is switched over for up-downgoing channel.
Input/output terminal Duplexer Unit, its effect is will to launch and receive signal to be isolated, it is ensured that receives and launches all
Can be while normal work.It is made up of the bandstop filter of two groups of different frequencies, it is to avoid the machine transmission signal is transferred to reception
Machine.
The input voltage value of power module 3 is 220V.Power module 3 is that civil power 220V is converted into internal module to use electricity
Pressure, is powered.
Antenna-feedback system 4 includes the first air feedback unit 5 and the second air feedback unit 6, the first air feedback unit 5 and signal processing system
1 is electrically connected with, and the second air feedback unit 6 is electrically connected with power amplifier module 2.Wherein, upward signal is received for the first air feedback unit 5
The signal of terminal transmission, then transmit to signal processing system 1, entered after being amplified by power amplifier module 2 again after processing, by second day
Feedback unit 6 is transmitted to base station；Downstream signal passes output signal from signal processing system 1, after being amplified by power amplifier module 2 again
Transmit to the first air feedback unit 5 and outwards traveled to terminal.
Workflow of the present utility model is in the downlink, by picking up letter in the existing overlay area of donor antenna
Number.By bandpass filter to band logical outside signal carry out fabulous isolation, by the signal of filtering through power amplifier amplify after send out again
It is mapped to region to be covered.In uplink path, the signal of the mobile station mobile phone in overlay area is with same working method
By being transmitted into corresponding base station after up amplification link processing, so as to reach the signal transmission of base station and mobile phone.Simultaneously using super
Low-noise factor radio-frequency front-end, digital filter and frame synchronization unit, this repeater can precisely, it is quick and stably with
TD-LTE macro base stations synchronously and harmoniously with macro network coexist.The grand bases of TD-LTE that built-in frame synchronization algorithm will be received first
The signal digitlization stood, the frame structure according to TD-LTE identifies that the dominant pilot in descending pilot frequency time slot is same from baseband signal
Guidance vertical synchronizing signal in step signal and time slot 0, then by according to local just synchronous with the demodulation for being based on synchronous code correlation
The cross correlation of signal, can obtain the switching point of up-downgoing pilot time slot, there is correct time point, further according to current upper and lower
Row time slot with special time slot than configuring the switching point that can exactly calculate each up-downgoing.
With reference to prior art, those skilled in the art can realize above-mentioned technical proposal.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (4)
1. a kind of high-power mobile 4G data links, it is characterised in that：Including signal processing system, power module, power amplifier mould
Block and antenna-feedback system, the power module are powered for the signal processing system, power amplifier module and the antenna-feedback system, the letter
Number processing system, power amplifier module and antenna-feedback system are electrically connected with, and the signal processing system is included at ECU units, upstream data
Reason unit and downlink data processing unit, the upstream data processing unit and the downlink data processing unit include that frame is same
Step unit, the frame synchronization unit carries out frame synchronization with macro base station.
2. high-power mobile 4G data links according to claim 1, it is characterised in that：The signal processing system is also
Including signal input part signal switch unit, signal input part Duplexer Unit, uplink frame synchronization unit, up PA units, on
It is row data processing unit, up filter unit, signal output part Duplexer Unit, signal output part channel switching unit, descending
Frame synchronization unit, downlink data processing unit, descending LNA units and downstream filtering unit；The signal input end signal switching
Unit and the electric connection of signal input part Duplexer Unit, the signal input part Duplexer Unit and the up frame synchronization list
First and described downstream filtering unit is electrically connected with, the uplink frame synchronization unit, up PA units, upstream data processing unit and
Up filter unit is electrically connected with successively, the downlink frame synchronization unit, downlink data processing unit, descending LNA units and under
Row filter unit is electrically connected with successively, and the up filter unit and the downlink frame synchronization unit are double with the signal output part
Work device unit is electrically connected with, and the signal output part Duplexer Unit and the signal output part channel switching unit electrically connect
Connect.
3. high-power mobile 4G data links according to claim 1, it is characterised in that：The input of the power module
Magnitude of voltage is 220V.
4. high-power mobile 4G data links according to claim 1, it is characterised in that：The antenna-feedback system includes the
One air feedback unit and the second air feedback unit, first air feedback unit are electrically connected with the signal processing system, and described second
Air feedback unit is electrically connected with the power amplifier module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720022697.1U CN206313774U (en) | 2017-01-10 | 2017-01-10 | High-power mobile 4G data links |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720022697.1U CN206313774U (en) | 2017-01-10 | 2017-01-10 | High-power mobile 4G data links |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206313774U true CN206313774U (en) | 2017-07-07 |
Family
ID=59248937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720022697.1U Active CN206313774U (en) | 2017-01-10 | 2017-01-10 | High-power mobile 4G data links |
Country Status (1)
| Country | Link |
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| CN (1) | CN206313774U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111866899A (en) * | 2020-06-28 | 2020-10-30 | 四川省大见通信技术有限公司 | Indoor microdistribution system and method for 5G mobile communication |
-
2017
- 2017-01-10 CN CN201720022697.1U patent/CN206313774U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111866899A (en) * | 2020-06-28 | 2020-10-30 | 四川省大见通信技术有限公司 | Indoor microdistribution system and method for 5G mobile communication |
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Address after: 350015 room 603-B32 of Fuzhou export processing area comprehensive office building, No. 177, Fuzhou export processing zone, Fuzhou City, Mawei District, Fujian Patentee after: Fujian Jinshi Electronics Co., Ltd. Address before: 350015 room D435 of Fuzhou Trade Square, Fuzhou Trade Square, Fujian Province Patentee before: ZHOU YUNFEI |