CN207691805U - One kind is exempted to connect up intelligent micropower direct amplification machine - Google Patents
One kind is exempted to connect up intelligent micropower direct amplification machine Download PDFInfo
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- CN207691805U CN207691805U CN201820061807.XU CN201820061807U CN207691805U CN 207691805 U CN207691805 U CN 207691805U CN 201820061807 U CN201820061807 U CN 201820061807U CN 207691805 U CN207691805 U CN 207691805U
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- antenna
- software radio
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- direct amplification
- radio modules
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Abstract
The utility model discloses one kind to exempt to connect up intelligent micropower direct amplification machine, including outdoor end and indoor end, and outdoor end includes first antenna, first duplexer, the first low noise, the first power amplifier, the first software radio modules, the first electrical power carrier circuit；Indoor end includes the second electrical power carrier circuit, the second software radio modules, the second duplexer, the second low noise, the second power amplifier, the second antenna.Using the utility model, realize it is simple in structure, be easily installed, and can be from the intelligent micropower direct amplification machine of wiring.
Description
Technical field
The utility model is related to wireless communication technology field, specially one kind is exempted to connect up intelligent micropower direct amplification machine.
Background technology
The 4G epoch are had been enter at present, the development of smart mobile phone makes people be difficult to leave mobile phone, and mobile phone changes people's
Life.But in city, due to the costliness in soil, the density of building and being continuously increased for height, letter of the operator in city
Number covering is limited by multiple condition, the problems such as coordination such as the reconnaissance of base station, property, causes more in many buildings to run
There is different degrees of problem in the mobile telephone signal of quotient, if signal is very weak, is covered with blind spot or high-storey by more base stations
The mobile phone communication that signal overlap covers caused frequent switching and causes often goes offline.The appearance of a large amount of signal problems in these cities,
Partial movement telephone subscriber is seriously affected normally to communicate.
In view of the above-mentioned problems, generally solving the problems, such as this using micro-power repeater at present.Micropower direct amplification machine (is commonly called as
Company of handset), the radio frequency that principle mainly uses directly amplifies technology.Its major technique solution is：Using in outdoor conjunction
The mobile telephone signal of suitable position installation donor antenna transmitting-receiving outdoor base station, then introduce room with the radio frequency feed line of appropriate length
It is interior, and be connected on the micropower direct amplification machine for being placed in covering point, after the amplification of appropriate gain, directly or by suitable length
Feeder line be sent to and be placed in indoor covering antenna, which receives and dispatches the wireless signal for coming from mobile phone, in the process base
The wireless signal in direction and mobile phone direction of standing has obtained effective enhancing, indoor is hindered by wall to more efficiently realize
The mobile telephone signal covering of weak signal area caused by gear.
Existing this antenna can be easily made with the micropower direct amplification machine that host is installed separately covers whole mobile communication rule
The tandem product of lattice standard, but its greatest problem is exactly device structure complexity, needs that professional is sent to on-site install, it could really
Protect its good using effect.
Due to the design limitation by prior art principle limitation and antenna and equipment, whole antennas and equipment cannot be done
Together, key problem in technology is reasonably to utilize the wall (various bricks, concrete etc.) in indoor each room that signal generation is made to decline
Subtract, donor antenna is isolated and covers the signal between antenna, usually ensures that coupling amount therebetween does not exceed direct amplification machine equipment
Maximum gain, in addition will also add 15dB, avoid the formation of feedback self-oscilation.When equipment and mishandling antenna installation, cause
Feedback self-oscilation may result in equipment once being formed and cannot effectively work, while also will produce prodigious irregular radio frequency interference
Radiation, when it falls into base station signal frequency band can also severe jamming base station normal work, or even block the direction base station
Channel；Again because radio frequency feed line will be connected to interior, in renovated building structure item by being placed in outdoor donor antenna
Big inconvenience can be brought under part, and because also many condition elements will be taken into account when installing equipment, when installing, needs to send
The installation personnel of good technique quality and experience are provided to in-site installation, to control the process and effect that installation is implemented.
Utility model content
The purpose of this utility model is to provide one kind to exempt to connect up intelligent micropower direct amplification machine, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions：One kind is exempted to connect up intelligent micropower direct amplification machine,
It includes outdoor end and indoor end；
The outdoor end includes first antenna, first duplexer, the first low noise, the first power amplifier, the first software radio
Module and the first electrical power carrier circuit；
The indoor end includes the second electrical power carrier circuit, the second software radio modules, the second low noise, the second work(
It puts, the second duplexer and the second antenna；
The first antenna is attached, the first duplexer for being communicated with base station with first duplexer
It is connected respectively with one end of one end of first low noise, first power amplifier, it is the other end of first low noise, described
The other end of first power amplifier is connected with one end of first software radio modules respectively, first software radio modules
The other end be connected with first electrical power carrier circuit, first electrical power carrier circuit and second electrical power carrier circuit
One end be connected；
The other end of second electrical power carrier circuit is connected with one end of second software radio modules, and described
The other end of two software radio modules is connected with one end of one end of second low noise, second power amplifier respectively, institute
The other end of the other end, second power amplifier of stating the second low noise is connected with second duplexer, second duplex
Device realizes the reception and transmitting of signal by second antenna.
In preferred embodiments of the present invention, the data transmission medium between the outdoor end and the indoor end is
Power line.
In preferred embodiments of the present invention, first software radio modules, second software radio
Module all has the double hair functions of double receipts, two-way can be supported to communicate simultaneously, and selects energy with 70M to the communications band between 6G
Power.
In preferred embodiments of the present invention, the outdoor end can connect multiple indoor ends.
In preferred embodiments of the present invention, the first antenna, the second antenna are built-in aerial.
In preferred embodiments of the present invention, first electrical power carrier circuit and second power carrier electricity
Road, which provides, is not less than 500Mbps transmission rates.
In preferred embodiments of the present invention, first software radio modules, second software radio
Module is the USRP with frequency-selecting, analog-to-digital conversion/digital-to-analogue conversion, self-excitation interference monitoring and processing, ALC control functions.
In preferred embodiments of the present invention, first software radio modules, second software radio
Module presets multiple frequency ranges in advance, user use at home when Frequency Band Selection switch selection can be passed through according to the frequency range of mobile phone operators
Corresponding frequency range.
Compared with prior art, the utility model has the beneficial effects that：By installing outdoor end in the family, in outdoor end
It connects after first antenna receives the signal of base station transmission and by first duplexer is sent to the first low noise, put by the first low noise
Analog-to-digital conversion is carried out by the first software radio modules again after big, and passes through the first electrical power carrier circuit and the second power carrier
Circuit sends the signal to the second software radio modules and carries out digital-to-analogue conversion, is sent after being then amplified by the second power amplifier
To the second duplexer, it is sent to the second antenna by the second duplexer, signal is sent out by covering interior by the second antenna；Anti- mistake
Come, the second antenna of indoor end can receive the signal for needing to send as receiving terminal, and second is sent to by the second duplexer
Low noise is amplified, and then carries out analog-to-digital conversion by the second software radio modules, and pass through the second electrical power carrier circuit and the
One electrical power carrier circuit sends the signal to after the first software radio modules carry out digital-to-analogue conversion and is put by the first power amplifier
It is sent to first duplexer after big, is sent to first antenna by first duplexer, first antenna is as transmitting terminal, realization and base
The signal transmission process stood.The utility model directly installs outdoor end and indoor end, and it is to carry in the prior art to avoid
The isolation of high micropower direct amplification machine needs to carry out installation donor antenna, radio frequency feed line, micropower direct amplification machine and retransmitting antenna etc.
Complicated installation question.The utility model uses within the scope of ammeter, using family as the area of coverage, realizes by mobile phone handsets user
The simple installation of autonomous type is placed, and engineering is gone to install, have exempt to connect up, save time, saves it is worried, quick solve the problems, such as it is excellent
Point.
Description of the drawings
Fig. 1 is the functional block diagram provided by the utility model for exempting to connect up intelligent micropower direct amplification machine；
Fig. 2 is the Application Example provided by the utility model for exempting to connect up intelligent micropower direct amplification machine.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Exempt to connect up intelligent micropower direct amplification machine referring to Fig. 1, the utility model provides one kind：The connection packet of the utility model
Two kinds of forms of transmitting uplink data and downlink data transmission are included, can be defined as：First antenna will be believed from base station received signal
It is downlink data transmission number to be sent to the second antenna, and the second antenna receives signal from mobile phone, and sends the signal to first antenna
For transmitting uplink data, the utility model specifically describes the process of data transmission by two ways, is not specific upper and lower
Row data transmission is defined, and is not specifically limited.
In the utility model, by the module built in software radio modules have it is automatic carry out frequency-selecting and analog-to-digital conversion/
The function of digital-to-analogue conversion, therefore it is referred to as intelligent micropower direct amplification machine, software radio modules are although with two word of software, still
Not by the method class scheme of software realization, but it is the existing product being commercially available in the market, therefore, this practicality is new
Type constitutes overall plan using it and meets requirement of the Patent Law to object.
Downlink data transmission：First antenna is communicated with base station, after receiving signal, sends the signal to the first duplex
Device, first duplexer sends the signal to the first low noise and is amplified processing, then is carried out by the first software radio modules
Analog-to-digital conversion obtains digital signal, and digital signal is sent to the first electrical power carrier circuit.
Further, digital signal is sent to the second electrical power carrier circuit by the first electrical power carrier circuit by power line, and
Digital signal is sent to the second software radio modules by the second electrical power carrier circuit, the second software radio modules carry out
Analog signal is obtained after digital-to-analogue conversion, amplified analog signal is obtained by the second power amplifier, which passes through the second duplexer
It is sent to the second antenna, is sent by the second antenna, signal is provided to terminal, specifically, terminal can be mobile phone.
Transmitting uplink data：Terminal will need the signal sent to be sent to the second antenna, and the second antenna sends out signal
It send to the second duplexer, the second duplexer sends it to the second low noise and carries out signal amplification and send amplified signal
Analog-to-digital conversion is carried out to the second software radio modules, obtains digital signal, and digital signal is sent to the second power carrier
Circuit.
Further, digital signal is sent to the first electrical power carrier circuit by the second electrical power carrier circuit by power line, and
Digital signal is sent to the first software radio modules by the first electrical power carrier circuit, by the first software radio modules
Analog signal is obtained after carrying out digital-to-analogue conversion, amplified analog signal is obtained by the first power amplifier, which passes through first pair
Work device is sent to first antenna, and base station is sent to by first antenna.
First software radio modules, the second software radio modules preset multiple frequency ranges in advance, user use at home when
It can be switched by the Frequency Band Selection of indoor end and/or outdoor end according to the frequency range of mobile phone operators and select corresponding frequency range.
Therefore, by the embodiment of Fig. 1, base station and the two-way data transmission procedure of terminal have been obtained.
When electrical power carrier circuit is Homeplug, by installing outdoor end in the family, received in the first antenna of outdoor end
After the signal sent to base station after the first low noise is amplified again by the first software radio modules carry out frequency-selecting and
Analog-to-digital conversion, and digital signal is sent to by the second software radio modules by the first Homeplug and the second Homeplug and is selected
It is sent to duplexer after being amplified by the second power amplifier after frequency and digital-to-analogue conversion, the second antenna is sent to by duplexer, is led to
It crosses the second antenna and sends out covering interior；In turn, the second antenna can be received as receiving terminal needs the signal that sends, by the
Two duplexers carry out frequency-selecting and analog-to-digital conversion by the second software radio modules again after being sent to the amplification of the second low noise, and lead to
It crosses the second Homeplug and the first Homeplug and digital signal is sent to the progress frequency-selecting of the first software radio modules and digital-to-analogue conversion
It is sent to first duplexer after being amplified afterwards by the first power amplifier, first antenna is sent to by first duplexer.This practicality
Novel outdoor end and indoor end can be installed directly, and it is the isolation for improving micropower direct amplification machine in the prior art to avoid
Degree, needs the installation question for carrying out the complexity such as installation donor antenna, radio frequency feed line, micropower direct amplification machine and retransmitting antenna.This reality
It is used within the scope of ammeter with novel, using family as the area of coverage, realizes and put by the simple installation of mobile phone handsets user's autonomous type
It sets, engineering is gone to install, have the advantages that exempt to connect up, save time, save worry, quickly solve the problems, such as.
Specifically, the first antenna of outdoor end receives the signal from base station, the first low noise is sent to through first duplexer
After putting amplified signal, the first software radio modules carry out frequency-selecting and analog-to-digital conversion, are converted to digital signal, detect whether simultaneously
There is self-excitation, such as finds that self-excitation can adjust digital gain, until not generating self-excitation, digital signal passes through through the first electrical power carrier circuit
Procotol is transmitted to indoor end through power line, and it is soft that digital signal is sent to second by the second electrical power carrier circuit in indoor end
Part radio module carries out frequency-selecting and digital-to-analogue conversion and converts digital signals into analog signal (while having detected whether self-excitation, such as
It was found that self-excitation can adjust digital gain), after the second power amplifier amplified signal covering is sent out from the second duplexer by the second antenna
It is indoor；Equally, indoor mobile phone signal can be also sent to the second low noise of indoor end by the second antenna by the second duplexer
It is amplified, and is sent to the second software radio modules, the second software radio modules carry out frequency-selecting to signal and modulus turns
Processing is changed, digital signal is converted to, outdoor end, the second electricity of outdoor end are transmitted to by power line through the second electrical power carrier circuit
Digital signal is sent to the first software radio modules by power carrier circuit, and the first software radio modules carry out frequency-selecting and digital-to-analogue
Conversion converts digital signals into analog signal, is sent from first duplexer by first antenna after the first power amplifier amplified signal
To base station direction.
Specifically, the first electrical power carrier circuit and the second electrical power carrier circuit can be provided more than 500Mbps transmission rates, the
One antenna and the second antenna use built-in manner, and the first software radio modules and the second software radio modules all have frequency range
Selection function preferably can arrive 60M, and receive double hair work(with double to communications band selection is carried out between 6G in 70M using frequency range
Energy；First software radio modules and the second software radio modules all have self-excitation interference monitoring, processing, ALC control functions；
Outdoor end can connect multiple indoor ends, and the first software radio modules and the second software radio modules may be frequency-selecting electricity
The aggregate on road and analog-to-digital conversion/D/A converting circuit.
The first software radio modules and the second software radio modules in this specific embodiment are USRP B210
Plate, the first electrical power carrier circuit and the second electrical power carrier circuit are gigabit Homeplug wired module of rising.
Preferably, as shown in Fig. 2, outdoor end is placed on the window side (or outside window) in the preferable room of signal, power cord connects
Enter power outlet, indoor end is placed on signal of communication and covers another weak room (indoor and outdoor end should not be placed on same room
Between) power supply is accessed, indoor end is received the signal of outdoor end transmission by power line, is amplified after analog to digital-digital to analog converter,
Cover interior.By the combination at both ends, so that the distance between donor antenna and retransmitting antenna is increased, wall is also added between both ends
Isolation, greatly increase the isolation between donor antenna and retransmitting antenna, guarantee is exempted to connect up intelligent micropower direct amplification machine overall
Gain improves, and can generally reach 65dB or so, can cover 100 square metres or so substantially.It can solve the signal of one family
Covering problem, the room such as family is more, can also be dragged mostly by one to increase area coverage.
Exempt to connect up intelligent micropower direct amplification machine to be a kind of new paragon solving signal problem, maximum benefit is to eliminate peace
Fill the wiring problem during signal amplifier, it is only necessary to terminal device be placed in position, power supply is accessed, with regard to energy band
Carry out the improvement of signal.
To improve the isolation for exempting to connect up intelligent micropower direct amplification machine, it is divided into interior exempting to connect up intelligent micropower direct amplification machine
End and outdoor end, transmission medium uses power line between both ends, is used as between outdoor end and indoor end by power carrier
Transmission channel pulls open donor antenna (built-in aerial of outdoor end) and retransmitting antenna (built-in aerial of indoor end) distance in this way,
Isolation between donor antenna and retransmitting antenna is improved, the signal amplification factor of outdoor end and indoor end is made to be improved.
The utility model is using software and radio technique, digital high-frequency amplification station technology, PLC technology etc., the ripe letter of scheme
It is single, and can multiband, multichannel directly amplify, frequency band covering is wide, can be both applicable in current 700- from 70M-6G
2G, 3G, 4G standard between 2690M is readily applicable to communicate come the 5G to arrive；The utility model is within the scope of ammeter
It uses, using family as the area of coverage, realizes and placed by the simple installation of mobile phone handsets user's autonomous type and (engineering is gone to install), tool
Have and exempts to connect up, save time, saving worried, quick the advantages of solving the problems, such as.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (8)
1. one kind is exempted to connect up intelligent micropower direct amplification machine, which is characterized in that it includes outdoor end and indoor end, the outdoor end packet
Include first antenna, first duplexer, the first low noise, the first power amplifier, the first software radio modules and the first power carrier electricity
Road；
The indoor end includes the second electrical power carrier circuit, the second software radio modules, the second low noise, the second power amplifier, the
Two duplexers and the second antenna；
The first antenna is attached for being communicated with base station with first duplexer, the first duplexer difference
It is connected with one end of one end of first low noise, first power amplifier, the other end of first low noise, described first
The other end of power amplifier is connected with one end of first software radio modules respectively, first software radio modules it is another
One end is connected with first electrical power carrier circuit, and first electrical power carrier circuit is carried by power line and second electric power
One end of wave circuit is connected；
The other end of second electrical power carrier circuit is connected with one end of second software radio modules, and described second is soft
The other end of part radio module is connected with one end of one end of second low noise, second power amplifier respectively, and described
The other end of two low noise, second power amplifier the other end be connected with second duplexer, second duplexer is logical
Cross reception and transmitting that second antenna realizes signal.
2. according to claim 1 exempt to connect up intelligent micropower direct amplification machine, which is characterized in that the outdoor end and the room
Data transmission medium between inner end is power line.
3. according to claim 1 exempt to connect up intelligent micropower direct amplification machine, which is characterized in that first software radio
Module, second software radio modules all have the double hair functions of double receipts, two-way can be supported to communicate simultaneously, and extremely with 70M
Communications band selective power between 6G.
4. according to claim 1 exempt to connect up intelligent micropower direct amplification machine, which is characterized in that the outdoor end can connect
Multiple indoor ends.
5. according to claim 1 exempt to connect up intelligent micropower direct amplification machine, which is characterized in that the first antenna, second
Antenna is built-in aerial.
6. according to claim 1 exempt to connect up intelligent micropower direct amplification machine, it is characterised in that：The first power carrier electricity
Road and second electrical power carrier circuit, which provide, is not less than 500Mbps transmission rates.
7. according to claim 1 exempt to connect up intelligent micropower direct amplification machine, it is characterised in that：First software radio
Module, second software radio modules be with frequency-selecting, analog-to-digital conversion/digital-to-analogue conversion, self-excitation interference monitoring, processing,
The general software radio wiring board USRP of ALC control functions.
8. according to claim 1 exempt to connect up intelligent micropower direct amplification machine, it is characterised in that：The signal is by adopting
After sample, modulus/digital-to-analogue conversion, then carry out signal amplification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820061807.XU CN207691805U (en) | 2018-01-15 | 2018-01-15 | One kind is exempted to connect up intelligent micropower direct amplification machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820061807.XU CN207691805U (en) | 2018-01-15 | 2018-01-15 | One kind is exempted to connect up intelligent micropower direct amplification machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207691805U true CN207691805U (en) | 2018-08-03 |
Family
ID=62990750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820061807.XU Active CN207691805U (en) | 2018-01-15 | 2018-01-15 | One kind is exempted to connect up intelligent micropower direct amplification machine |
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| CN (1) | CN207691805U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034811A (en) * | 2019-05-31 | 2019-07-19 | 福建瑞波信息技术有限公司 | Mobile communication indoor signal enhancing device and its Enhancement Method |
-
2018
- 2018-01-15 CN CN201820061807.XU patent/CN207691805U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034811A (en) * | 2019-05-31 | 2019-07-19 | 福建瑞波信息技术有限公司 | Mobile communication indoor signal enhancing device and its Enhancement Method |
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