CN107425901A - A kind of mobile communication passive signal covering system and method - Google Patents
A kind of mobile communication passive signal covering system and method Download PDFInfo
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- CN107425901A CN107425901A CN201710265037.0A CN201710265037A CN107425901A CN 107425901 A CN107425901 A CN 107425901A CN 201710265037 A CN201710265037 A CN 201710265037A CN 107425901 A CN107425901 A CN 107425901A
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- 238000010295 mobile communication Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 238000004891 communication Methods 0.000 claims description 96
- 230000009977 dual effect Effects 0.000 claims description 16
- 230000010287 polarization Effects 0.000 claims description 16
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- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 238000003786 synthesis reaction Methods 0.000 claims description 8
- 238000010189 synthetic method Methods 0.000 claims description 6
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- 230000010363 phase shift Effects 0.000 claims 1
- 238000003491 array Methods 0.000 description 3
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- 238000012423 maintenance Methods 0.000 description 2
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/145—Passive relay systems
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a kind of mobile communication passive signal covering system and method, system includes signal reception/transmitting terminal and signal transmitting/receiving terminal, is connected between the signal reception/transmitting terminal and signal transmitting/receiving terminal by transmitting main feeder；Signal reception/the transmitting terminal includes：Signal reception/transmitting terminal array antenna, signal reception/transmitting terminal array antenna support, signal reception/transmitting terminal transmission feeder line and signal reception/transmitting terminal power combing/distributor；Signal transmitting/the receiving terminal includes：Signal transmitting/receiving terminal power divider/synthesizer, signal transmitting/receiving terminal transmission feeder line, signal transmitting/receiving terminal array antenna support and signal transmitting/receiving terminal array antenna.The present invention can effectively solve the shortcomings that existing repeater needs power consumption, and base station signal and mobile phone signal is obtained Bi-directional amplifier, realize the purpose of signal covering.
Description
Technical field
The present invention relates to the research field of mobile communication, more particularly to a kind of mobile communication passive signal covering system and side
Method.
Background technology
The signal of mobile communication is sent by base station, after the signal intensity that user mobile phone receives reaches certain value, ability
The call stablized；When there are some local signal intensities, typically signal is amplified using amplifier, this amplification
Device is referred to as repeater.The operation principle of repeater is to obtain signal (donor antenna in figure) from information source, is then put by active
After big device is amplified to signal, specific region is transmitted into by antenna (retransmitting antenna in figure) and covered.As shown in Figure 1
For repeater operation principle block diagram.But there is following shortcomings for the technical scheme：Need power consumption, repeater have 2W,
10W, 20W, 30W etc. different power consumptions are, it is necessary to which 24 hours one day power；It is vulnerable to thunderbolt for repeater installed outdoors
Threaten, cause repeater internal circuit damage；Need periodically to be safeguarded and tested, maintenance cost is high.
The content of the invention
The shortcomings that it is a primary object of the present invention to overcome prior art and deficiency, there is provided a kind of mobile communication passive signal
Covering system and method, solve existing repeater need power consumption, outdoor repeater be vulnerable to the threat of thunderbolt, safeguard into
The shortcomings that this is high, and base station signal and mobile phone signal is obtained bi-directional gain amplification, realize the purpose of signal oriented cover.
In order to achieve the above object, the present invention uses following technical scheme：
The invention discloses a kind of mobile communication passive signal covering system, including signal reception/transmitting terminal and signal hair
Penetrate/receiving terminal, the signal reception/transmitting terminal be used for by directional reception to faint base station signal carry out enough gains and put
Greatly, the signal intensity of output is made to disclosure satisfy that the requirement of user mobile phone antenna input signal, while also by the hand in overlay area
Directional transmissions are used to connect to transmit/receive to base station, the signal transmitting/receiving terminal after the input signal of machine antenna carries out gain amplification
The direction that the base station signal sent at end is forwarded to overlay area is penetrated, the base station signal for making to launch has certain gain and directional diagram
Meet that overlay area requires, while after the input signal for also receiving the antenna for mobile phone in overlay area carries out certain gain amplification
It is sent to reception/transmitting terminal；Connected between the signal reception/transmitting terminal and signal transmitting/receiving terminal by transmitting main feeder；
Signal reception/the transmitting terminal includes：Signal reception/transmitting terminal array antenna, signal reception/transmitting terminal array day
Line bracket, signal reception/transmitting terminal transmission feeder line and signal reception/transmitting terminal power combing/distributor, the signal connect
Transmitting/receiving to penetrate holds array antenna to be connected to by pole on signal reception/transmitting terminal array antenna support, and the signal, which connects, to be transmitted/received
Penetrate end array antenna received by signal/transmitting terminal transmits feeder line and is connected with signal reception/transmitting terminal power combing/distributor；
Signal transmitting/the receiving terminal includes：Signal transmitting/receiving terminal power divider/synthesizer, signal transmitting/reception
End transmission feeder line, signal transmitting/receiving terminal array antenna support and signal transmitting/receiving terminal array antenna；The signal hair
Penetrate/receiving terminal array antenna is connected to signal transmitting/receiving terminal array antenna support, the signal transmitting/reception by pole
End array antenna also launched by signal/and receiving terminal transmits feeder line and is connected to signal transmitting/receiving terminal power divider/synthesizer.
As preferable technical scheme, the signal reception/transmitting terminal array antenna:By more than one communication antenna battle array
Column unit forms, and the communication antenna array element is the multiple antenna battle array with phase shifter, communication antenna array element
Spacing between the column and the column is λ/2, and the spacing between row and row is λ/2, the gain of the signal reception/transmitting terminal array antenna
It is directly proportional to the quantity of communication antenna array element；Signal transmitting/receiving terminal the array antenna and signal reception/transmitting terminal battle array
Array antenna is identical, and the gain of signal transmitting/receiving terminal array antenna is directly proportional to the quantity of communication antenna array element.
As preferable technical scheme, the communication antenna array element in the signal reception/transmitting terminal array antenna is by m
Row n row are formed, and ± 45 ° of dual polarization vibrator numbers in communication antenna array element are k, in communication antenna array element ±
The maximum gain of 45 ° of dual polarization vibrators is GUnit, the metallic reflection plate behind communication antenna array element shakes with ± 45 ° of dual polarizations
Spacing between son is hd=λ/4；The line space of array antenna is dy=λ/2, the column pitch of array antenna is dx=λ/2, array
Height of the center of antenna away from ground is hg, and respectively ± 45 ° of dual polarization vibrators are equal amplitude feed, then are managed according to array antenna
By can obtain：
The horizontal plane half-power main lobe width of signal reception/transmitting terminal array antenna is：
That is the horizontal plane main lobe width of signal reception/transmitting terminal array antenna and communication antenna array list in array antenna
The columns n of member is inversely proportional；
The vertical plane half-power main lobe width of signal reception/transmitting terminal array antenna is：
That is the vertical plane main lobe width of signal reception/transmitting terminal array antenna and communication antenna array list in array antenna
The columns mk of member is inversely proportional；
The gain of signal reception/transmitting terminal array antenna is：
Wherein, A is array antenna front area, A=ndy·mkdx=nmk λ2/ 4, (3) formula of substitution obtains：
Then：GArray(dB)≈4+GUnit(dB)+10logmkn。 (5)
As preferable technical scheme, signal reception/transmitting terminal array antenna support：For existing high-gain to be communicated
Existing communication antenna array element is combined into battle array of different sizes by linear Array column unit according to the difference of antenna gain
Array antenna；Wherein, the pole on array antenna support can move left and right, for adjusting communication antenna array element row and row
Between spacing be λ/2, the communication antenna array element on pole can move up and down, for adjusting communication antenna array
Spacing between cell row and row is λ/2, and the angle of pitch of array antenna manually adjusts each communication antenna array element
Phase shifter is adjusted, and azimuth is adjusted by unitary rotation array antenna support, to be directed at the radiation direction of antenna for base station.
As preferable technical scheme, the signal reception/transmitting terminal transmission feeder line：Equal length feedback is carried out using coaxial line
Electricity, each order wire antenna array unit in array antenna are connected to coaxial line identical length of power combiner etc., to protect
Same phase constant amplitude feed is held, realizes broadband operation.
As preferable technical scheme, signal reception/transmitting terminal power combing/distributor：When reception base station signal is to hand
It is power combiner during machine antenna, is continuously synthesized from output port with binary system synthetic method more from synthesizer input port
The power output of level communication antenna array element；When transmitting mobile phone signal is to antenna for base station, it is power divider, master will be passed through
The mobile phone signal power that feeder line is sent is evenly distributed to signal reception/transmitting terminal with the distribution method of binary system one-to-two
On each communication antenna array element.
As preferable technical scheme, the signal transmitting/receiving terminal power divider/synthesizer：When transmitting base station signal
During to user mobile phone antenna, it is power divider, the base station signal power sent by main feeder is divided with binary system one
Two distribution method is evenly distributed to each communication antenna array element of signal transmitting/receiving terminal；Believe when receiving user mobile phone
Number when, be power combiner, continuously synthesized from output port with binary system synthetic method multistage logical from synthesizer input port
Believe the power output of antenna array unit.
As preferable technical scheme ,/receiving end array antenna support is penetrated in the signal sending and receiving：Array antenna support is used for will
Existing communication antenna array element is combined into greatly by existing order wire antenna array unit according to the difference of antenna gain
Small different array antenna, wherein, the pole on array antenna support can move left and right, for adjusting communication antenna array list
The spacing of member between the column and the column is λ/2, and the communication antenna array element on pole can move up and down, logical for adjusting
Believe that the spacing between antenna array unit row and row is λ/2, the angle of pitch of array antenna manually adjusts each communication antenna
The phase shifter adjustment of array element, azimuth are adjusted by unitary rotation array antenna support, need to cover mobile phone use with alignment
The region at family.
Present invention also offers a kind of method of mobile communication passive signal covering system, comprise the steps：
Signal reception/transmitting terminal the array antenna is made up of more than one communication antenna array element, when signal connects
Transmit/receive and penetrate end array antenna received to after base station signal, by transmit feeder line be sent to signal reception/transmitting terminal power combing/point
Orchestration, carry out signal synthesis and signal transmitting/receiving terminal power divider/synthesizer is sent to by transmission main feeder, signal is entered
After row distribution, the base station signal after signal transmitting/receiving terminal array antenna amplifies gain is sent to by transmission feeder line and is launched；
Signal transmitting/receiving terminal array antenna is made up of more than one communication antenna array element, when signal transmitting/receiving terminal array
After antenna receives mobile phone signal, signal transmitting/receiving terminal power combing/distributor is sent to by transmitting feeder line, carries out signal
Synthesize and signal reception/transmitting terminal power divider/synthesizer is sent to by main feeder, after being allocated to signal, presented by transmission
Line is sent to signal reception/transmitting terminal array antenna and launches the mobile phone signal after amplification.
10th, the method for mobile communication passive signal covering system according to claim 9, it is characterised in that described
Transmission main feeder method for transmitting signals be：It is transferred through what gain after signal reception/transmitting terminal power combing/distributor was amplified
Base station signal is to signal transmitting/receiving terminal power divider/synthesizer；It is transferred through signal transmitting/receiving terminal power distribution/synthesis
The mobile phone signal that gain is amplified after device is to signal reception/transmitting terminal power combing/distributor.
The present invention compared with prior art, has the following advantages that and beneficial effect：
1st, zero-power, the present invention can effectively solve the shortcomings that existing repeater needs power consumption, and make base station signal and
Mobile phone signal obtains bi-directional gain amplification, realizes the purpose of signal oriented cover.
2nd, anti-lightning, the present invention realize that base station signal and mobile phone are believed using passive multiaspect high-gain communication antenna battle array
Number bi-directional gain amplification, all devices are passive device, inside do not need power supply power supply, also without amplifying circuit and monitoring
And control circuit, it is strong to the anti-shot ability of direct lightning strike and induced lightening, be not in that current outdoor repeater standing-meeting produces due to being struck by lightning
The phenomenon of circuit damage.
3rd, inexpensive, the present invention is arranged on day battle array support using by the existing antenna array unit with phase shifter
Upper realization, low manufacture cost；Adjustment is simple, it is only necessary to when mounted to the physical size of each antenna array unit of aerial array
It is adjusted；Daily needs to clean antenna and feeder line inspection, it is not necessary to carries out special test and maintaining, safeguards
Cost is low.
Brief description of the drawings
Fig. 1 is repeater fundamental diagram in the prior art；
Fig. 2 is the frame principle figure of the passive signal covering system of the present invention；
Fig. 3 is the passive signal covering system element composition schematic diagram of the present invention；
Fig. 4 (a) is binary power synthesis schematic diagram of the present invention, and Fig. 4 (b) is binary system one-to-two power distribution of the present invention
Schematic diagram；
Fig. 5 is the structural representation that embodiment binary signal transmit/receive antenna is single communication antenna array element；
Fig. 6 is the signal reception of embodiment three/transmitting terminal and signal transmitting/receiving terminal is single communication antenna array element
Schematic diagram.
Embodiment
With reference to embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are unlimited
In this.
Embodiment 1
As shown in Fig. 2 mobile communication passive signal covering system of the present invention, including signal reception/transmitting terminal and signal hair
Penetrate/receiving terminal；Connected between the signal reception/transmitting terminal and signal transmitting/receiving terminal by transmitting main feeder；
Signal reception/the transmitting terminal includes：Signal reception/transmitting terminal array antenna, signal reception/transmitting terminal array day
Line bracket, signal reception/transmitting terminal transmission feeder line and signal reception/transmitting terminal power combing/distributor, the signal connect
Transmitting/receiving to penetrate holds array antenna to be connected to by pole on signal reception/transmitting terminal array antenna support, and the signal, which connects, to be transmitted/received
Penetrate end array antenna received by signal/transmitting terminal transmits feeder line and is connected with signal reception/transmitting terminal power combing/distributor；
Signal transmitting/the receiving terminal includes：Signal transmitting/receiving terminal power divider/synthesizer, signal transmitting/reception
End transmission feeder line, signal transmitting/receiving terminal array antenna support and signal transmitting/receiving terminal array antenna；The signal hair
Penetrate/receiving terminal array antenna is connected to signal transmitting/receiving terminal array antenna support, the signal transmitting/reception by pole
End array antenna also launched by signal/and receiving terminal transmits feeder line and is connected to signal transmitting/receiving terminal power divider/synthesizer.
System signal reception/transmitting terminal array antenna is formed using multiaspect high-gain communication antenna array element, and these are high
The communication antenna array element of gain is attached by power combing/distributor, and the signal for turning into a high-gain connects and transmitted/received
Antenna is penetrated, faint base station signal is carried out to enough amplifications, the signal intensity of output is disclosure satisfy that user mobile phone antenna is defeated
Enter the requirement of signal.
System signal transmitting/receiving terminal array antenna is also formed using multiaspect high-gain communication antenna array element, these
The communication antenna array element of high-gain is attached by power divider/synthesizer, forms the signal transmitting day of certain gain
Line, can also optionally use single communication antenna array element, and the directional diagram of its antenna meets the requirement of overlay area.
The present invention operation principle be：
Signal reception/transmitting terminal array antenna is made up of more than one communication antenna array element, is transmitted/received when signal connects
End array antenna received is penetrated to after base station signal, signal reception/transmitting terminal power combing/distributor is sent to by transmitting feeder line,
Carry out signal synthesis and signal transmitting/receiving terminal power divider/synthesizer is sent to by main feeder, after being allocated to signal,
Signal transmitting/receiving terminal array antenna is sent to by transmission feeder line to launch the base station signal after amplification；Signal transmitting/reception
End array antenna is made up of more than one communication antenna array element, when signal transmitting/receiving terminal array antenna received is in one's hands
After machine signal, signal transmitting/receiving terminal power combing/distributor is sent to by transmitting feeder line, carries out signal synthesis and by main feed
Line is sent to signal reception/transmitting terminal power divider/synthesizer, after being allocated to signal, is sent to signal by transmission feeder line and connects
Transmitting/receiving to penetrate holds array antenna to launch the mobile phone signal after amplification.
If：Communication antenna array element in signal reception/transmitting terminal array antenna is made up of m rows n row, communication antenna battle array
± 45 ° of dual polarization vibrator numbers in column unit are k, and ± 45 ° of dual polarization vibrators in communication antenna array element most increase
Benefit is GUnit, the spacing between metallic reflection plate and ± 45 ° of dual polarization vibrators behind communication antenna array element is hd=λ/4；
The line space of array antenna is dy=λ/2, the column pitch of array antenna is dx=λ/2, the height on array antenna centre-to-centre spacing ground are
hg, and respectively ± 45 ° of dual polarization vibrators are equal amplitude feed, then according to the theory of array antenna, can obtain：
The horizontal plane half-power main lobe width of signal reception/transmitting terminal array antenna is：
That is the horizontal plane main lobe width of signal reception/transmitting terminal array antenna and communication antenna array list in array antenna
The columns n of member is inversely proportional.
The vertical plane half-power main lobe width of signal reception/transmitting terminal array antenna is：
That is the vertical plane main lobe width of signal reception/transmitting terminal array antenna and communication antenna array list in array antenna
The columns mk of member is inversely proportional.
The gain of signal reception/transmitting terminal array antenna is：
Wherein, A is array antenna front area, A=ndy·mkdx=nmk λ2/ 4, (3) formula of substitution obtains：
Then：GArray(dB)≈4+GUnit(dB)+10logmkn (5)
If：The loss for transmitting feeder line and main feeder is GLine loss(dB)；Signal reception/transmitting terminal power combing/distributor decay
Measure as GClose damage(dB)；Signal transmitting/receiving terminal power divider/synthesizer attenuation is GDivide damage(dB)；Signal transmitting/receiving terminal array
Communication antenna array element in antenna is made up of m' rows n' row, ± 45 in communication antenna array element ° dual polarization vibrator number
For k', the maximum gain of ± 45 ° of dual polarization vibrators in communication antenna array element is GUnit, after communication antenna array element
Spacing between the metallic reflection plate in face and ± 45 ° of dual polarization vibrators is hd=λ/4；The line space of array antenna is dy=λ/2,
The column pitch of array antenna is dx=λ/2, the height on array antenna centre-to-centre spacing ground is hg, and respectively ± 45 ° of dual polarization vibrators for etc.
Width, then according to the theory of array antenna, overlay area array antenna is transmitted into after can obtaining system amplification base station signal with mutually feeding
Total gain is：
GArray(dB)≈4+GUnit(dB)+10logmkn-GLine loss(dB)-GClose damage(dB)-GDivide damage(dB)
+4+GUnit(dB)+10logm'k'n' (6)
=8+2GUnit(dB)-GClose damage(dB)-GDivide damage(dB)+10logmknm'k'n'
(1) signal reception/transmitting terminal array antenna:It is made up of more than one communication antenna array element.Communication antenna
Array element is the multiple antenna battle array (4 element antenna battle arrays, unit 8 antenna array etc.) with phase shifter, communication antenna array list
Member spacing between the column and the column be λ/2, and the spacing between row and row is λ/2, the gain of signal reception/transmitting terminal array antenna with
The quantity of communication antenna array element is directly proportional.
(2) signal reception/transmitting terminal array antenna support：Array antenna support is used for existing high-gain order wire day
Linear array column unit (4 element antenna battle arrays, unit 8 antenna array etc.) is according to the different by existing communication antenna array list of antenna gain
Member is combined into array antenna of different sizes.Wherein, the pole on array antenna support can move left and right, logical for adjusting
Believe that antenna array unit spacing between the column and the column is λ/2, the communication antenna array element on pole can on move down
It is dynamic, it is λ/2 for adjusting the spacing between communication antenna array element row and row, the angle of pitch of array antenna is manually adjusted
The phase shifter adjustment of each communication antenna array element, azimuth is adjusted by unitary rotation array antenna support, to be directed at base
The radiation direction of station antenna.
(3) signal reception/transmitting terminal transmission feeder line：Equal length feed is carried out using coaxial line.It is each in array antenna
Order wire antenna array unit is connected to coaxial line identical length of power combiner etc., to keep feeding with phase constant amplitude, realizes
Broadband operation.
(4) signal reception/transmitting terminal power combing/distributor：When receiving base station signal to antenna for mobile phone, closed for power
Grow up to be a useful person, continuously synthesized from synthesizer input port multistage communication antenna array unit from output port with binary system synthetic method
Power output；It is power divider when transmitting mobile phone signal is to antenna for base station, the mobile phone that will be sent by main feeder
Signal power is evenly distributed to each communication antenna array list of signal reception/transmitting terminal with the distribution method of binary system one-to-two
In member.Shown in power combing/distributor course of work schematic diagram such as Fig. 4 (a), Fig. 4 (b).
(5) main feeder is transmitted：It is transferred through the base station signal amplified after signal reception/transmitting terminal power combing/distributor
To signal transmitting/receiving terminal power divider/synthesizer；Amplify after being transferred through signal transmitting/receiving terminal power divider/synthesizer
Mobile phone signal to signal reception/transmitting terminal power combing/distributor.
(6) signal transmitting/receiving end transmission feeder line：It is identical with signal reception/transmitting terminal transmission feeder line.
(7) signal transmitting/receiving terminal power divider/synthesizer：It is work(when transmitting base station signal is to user mobile phone antenna
Rate distributor, the base station signal power sent by main feeder is evenly distributed to the distribution method of binary system one-to-two
Each communication antenna array element of signal transmitting/receiving terminal；It is power combiner, with two when receiving user mobile phone signal
System synthetic method continuously synthesizes the output work from synthesizer input port multistage communication antenna array unit from output port
Rate.
(8)/receiving end array antenna support is penetrated in signal sending and receiving：Array antenna support is used for existing communication dipole array antenna
Unit (4 element antenna battle arrays, unit 8 antenna array etc.) combines existing communication antenna array element according to the different of antenna gain
As array antenna of different sizes.Wherein, the pole on array antenna support can move left and right, for adjusting communication antenna
The spacing of array element between the column and the column is λ/2, and the communication antenna array element on pole can be moved up and down, is used for
Spacing between regulation communication antenna array element row and row is λ/2, and the angle of pitch of array antenna manually adjusts each lead to
Believe the phase shifter adjustment of antenna array unit, azimuth is adjusted by unitary rotation array antenna support, needs to cover with alignment
The region of cellphone subscriber.
(9) signal transmitting/receiving terminal array antenna:Identical with signal reception/transmitting terminal array antenna, signal is launched/connect
The gain of receiving end array antenna is directly proportional to the quantity of communication antenna array element.
Embodiment 1 is typical system service condition, and embodiment 2 is that signal transmit/receive antenna is single communication antenna
The situation of array element, it is not both power divider/synthesizer and the transmission feedback for reducing signal transmitting/receiving terminal with embodiment 1
Line；Embodiment 3 is signal reception/transmitting terminal and signal transmitting/receiving terminal is the situation of single communication antenna array element, with
Two communication antenna array elements unlike embodiment 1 only need a main feeder connection.
Embodiment 2
For embodiments of the invention 2 in addition to following technical characteristics, other technical characteristics are same as Example 1：Such as Fig. 5 institutes
Showing, in the present embodiment, signal transmit/receive antenna is the situation of single communication antenna array element, is not both with embodiment 1,
Reduce the power divider/synthesizer and transmission feeder line of signal transmitting/receiving terminal.
Embodiment 3
For embodiments of the invention 3 in addition to following technical characteristics, other technical characteristics are same as Example 1：Such as Fig. 6 institutes
Showing, in the present embodiment, signal reception/transmitting terminal and signal transmitting/receiving terminal are the situation of single communication antenna array element,
Two communication antenna array elements only need a main feeder connection as different from Example 1.
In summary, a kind of mobile communication passive signal covering system of the present invention and method, the system is with passive communication
Based on antenna array unit, based on the theory of array antenna, realize and the bi-directional gain of base station signal and mobile phone signal is amplified, nothing
Need to power, anti-lightning effect is good, and can reduce regular maintenance expense.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (10)
- A kind of 1. mobile communication passive signal covering system, it is characterised in that including signal reception/transmitting terminal and signal transmitting/ Receiving terminal, the faint base station signal that the signal reception/transmitting terminal is used to arrive directional reception carry out enough gains and amplified, make The signal intensity of output disclosure satisfy that the requirement of user mobile phone antenna input signal, while also by the antenna for mobile phone in overlay area Input signal carry out gain amplification after directional transmissions arrive base station, the signal transmitting/receiving terminal is for reception/transmitting terminal to be sent The base station signal come is forwarded to the direction of overlay area, and the base station signal for making to launch has certain gain and directional diagram meets to cover Cover area requirement, while the input signal for also receiving the antenna for mobile phone in overlay area be sent to after certain gain is amplified Reception/transmitting terminal；Connected between the signal reception/transmitting terminal and signal transmitting/receiving terminal by transmitting main feeder；Signal reception/the transmitting terminal includes：Signal reception/transmitting terminal array antenna, signal reception/transmitting terminal array antenna branch Frame, signal reception/transmitting terminal transmission feeder line and signal reception/transmitting terminal power combing/distributor, the signal, which connects, to be transmitted/received Penetrate end array antenna to be connected on signal reception/transmitting terminal array antenna support by pole, the signal reception/transmitting terminal battle array Array antenna received by signal/and transmitting terminal transmits feeder line and is connected with signal reception/transmitting terminal power combing/distributor；Signal transmitting/the receiving terminal includes：Signal transmitting/receiving terminal power divider/synthesizer, signal transmitting/receiving terminal pass Send feeder line, signal transmitting/receiving terminal array antenna support and signal transmitting/receiving terminal array antenna；The signal transmitting/ Receiving terminal array antenna is connected to signal transmitting/receiving terminal array antenna support, the signal transmitting/receiving terminal battle array by pole Array antenna also launched by signal/and receiving terminal transmits feeder line and is connected to signal transmitting/receiving terminal power divider/synthesizer.
- 2. mobile communication passive signal covering system according to claim 1, it is characterised in that the signal, which connects, to be transmitted/received Penetrate end array antenna:It is made up of more than one communication antenna array element, the communication antenna array element is with phase shift The multiple antenna battle array of device, the spacing between the column and the column of communication antenna array element is λ/2, row row between spacing for λ/ 2, the gain of the signal reception/transmitting terminal array antenna is directly proportional to the quantity of communication antenna array element；The signal hair Penetrate/receiving terminal array antenna is identical with signal reception/transmitting terminal array antenna, the gain of signal transmitting/receiving terminal array antenna It is directly proportional to the quantity of communication antenna array element.
- 3. mobile communication passive signal covering system according to claim 2, it is characterised in that the signal, which connects, to be transmitted/received The communication antenna array element penetrated in the array antenna of end is made up of m rows n row, ± 45 in communication antenna array element ° dual polarization Element number is k, and the maximum gain of ± 45 ° of dual polarization vibrators in communication antenna array element is GUnit, communication antenna array list The spacing between metallic reflection plate and ± 45 ° of dual polarization vibrators behind member is hd=λ/4；The line space of array antenna is dy= λ/2, the column pitch of array antenna is dx=λ/2, the height on array antenna centre-to-centre spacing ground is hg, and respectively ± 45 ° of dual polarization vibrators For equal amplitude feed, then according to the theory of array antenna, can obtain：The horizontal plane half-power main lobe width of signal reception/transmitting terminal array antenna is：That is the horizontal plane main lobe width of signal reception/transmitting terminal array antenna and communication antenna array element in array antenna Columns n is inversely proportional；The vertical plane half-power main lobe width of signal reception/transmitting terminal array antenna is：That is the vertical plane main lobe width of signal reception/transmitting terminal array antenna and communication antenna array element in array antenna Columns mk is inversely proportional；The gain of signal reception/transmitting terminal array antenna is：Wherein, A is array antenna front area, A=ndy·mkdx=nmk λ2/ 4, (3) formula of substitution obtains：Then：GArray(dB)≈4+GUnit(dB)+10logmkn (5) 。
- 4. mobile communication passive signal covering system according to claim 1, it is characterised in that signal reception/transmitting terminal Array antenna support：For existing high-gain order wire antenna array unit existing will to be led to according to the difference of antenna gain Letter antenna array unit is combined into array antenna of different sizes；Wherein, the pole on array antenna support can left and right shifting It is dynamic, it is λ/2 for adjusting the spacing of communication antenna array element between the column and the column, the communication antenna array list on pole Member can move up and down, and be λ/2 for adjusting the spacing between communication antenna array element row and row, the angle of pitch of array antenna The phase shifter adjustment of each communication antenna array element is manually adjusted, azimuth is adjusted by unitary rotation array antenna support It is whole, to be directed at the radiation direction of antenna for base station.
- 5. mobile communication passive signal covering system according to claim 1, it is characterised in that the signal, which connects, to be transmitted/received Penetrate end transmission feeder line：Using coaxial line progress equal length feed, each order wire antenna array unit in array antenna connects Coaxial line identical length to power combiner etc., to keep feeding with phase constant amplitude, realize broadband operation.
- 6. mobile communication passive signal covering system according to claim 1, it is characterised in that signal reception/transmitting terminal Power combing/distributor：It is power combiner when receiving base station signal to antenna for mobile phone, with binary system synthetic method from defeated Exit port continuously synthesizes the power output from synthesizer input port multistage communication antenna array unit；When transmitting mobile phone signal It is power divider, by the mobile phone signal power sent by main feeder with binary system one-to-two during to antenna for base station Distribution method is evenly distributed on each communication antenna array element of signal reception/transmitting terminal.
- 7. mobile communication passive signal covering system according to claim 1, it is characterised in that the signal is launched/connect Receiving end power divider/synthesizer：When transmitting base station signal is to user mobile phone antenna, it is power divider, main feeder will be passed through The base station signal power sent is evenly distributed to each of signal transmitting/receiving terminal with the distribution method of binary system one-to-two Communication antenna array element；It is power combiner when receiving user mobile phone signal, with binary system synthetic method from output port Continuous power output of the synthesis from synthesizer input port multistage communication antenna array unit.
- 8. mobile communication passive signal covering system according to claim 1, it is characterised in that the signal sending and receiving penetrate/ Receiving end array antenna support：Array antenna support is used for the difference by existing order wire antenna array unit according to antenna gain Existing communication antenna array element is combined into array antenna of different sizes, wherein, the pole on array antenna support It can move left and right, be λ/2 for adjusting the spacing of communication antenna array element between the column and the column, the communication on pole Antenna array unit can move up and down, and be λ/2 for adjusting the spacing between communication antenna array element row and row, array day The angle of pitch of line manually adjusts the phase shifter adjustment of each communication antenna array element, and azimuth passes through unitary rotation array Antenna holder adjusts, and needs to cover the region of cellphone subscriber with alignment.
- 9. the method for the mobile communication passive signal covering system according to any one of claim 1-8, it is characterised in that Comprise the steps：Signal reception/transmitting terminal the array antenna is made up of more than one communication antenna array element, is transmitted/received when signal connects End array antenna received is penetrated to after base station signal, signal reception/transmitting terminal power combing/distributor is sent to by transmitting feeder line, Carry out signal synthesis and signal transmitting/receiving terminal power divider/synthesizer is sent to by transmission main feeder, signal is allocated Afterwards, the base station signal after signal transmitting/receiving terminal array antenna amplifies gain is sent to by transmission feeder line to launch；Signal is sent out Penetrate/receiving terminal array antenna is made up of more than one communication antenna array element, when signal transmitting/receiving terminal array antenna connects After receiving mobile phone signal, signal transmitting/receiving terminal power combing/distributor is sent to by transmitting feeder line, carries out signal synthesis simultaneously Signal reception/transmitting terminal power divider/synthesizer is sent to by main feeder, after being allocated to signal, is sent to by transmission feeder line Signal reception/transmitting terminal array antenna launches the mobile phone signal after amplification.
- 10. the method for mobile communication passive signal covering system according to claim 9, it is characterised in that the transmission The method for transmitting signals of main feeder is：It is transferred through the base station that gain is amplified after signal reception/transmitting terminal power combing/distributor Signal is to signal transmitting/receiving terminal power divider/synthesizer；After being transferred through signal transmitting/receiving terminal power divider/synthesizer The mobile phone signal of gain amplification is to signal reception/transmitting terminal power combing/distributor.
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