CN109150208A - A kind of device enhancing mobile communication base station sky day covering power - Google Patents
A kind of device enhancing mobile communication base station sky day covering power Download PDFInfo
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- CN109150208A CN109150208A CN201811286565.5A CN201811286565A CN109150208A CN 109150208 A CN109150208 A CN 109150208A CN 201811286565 A CN201811286565 A CN 201811286565A CN 109150208 A CN109150208 A CN 109150208A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
- H04B1/0028—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at baseband stage
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
The invention discloses a kind of devices for enhancing mobile communication base station sky day covering power, including ALT-CH alternate channel module, interface processing module, digital beam-forming module, transceiver channel module and aerial array, the transceiver channel module includes multichannel transceiver channel, and the aerial array includes and the one-to-one mutiple antennas array element of transceiver channel；The ALT-CH alternate channel module is connected by Remote Radio Unit and the baseband processing unit of mobile communication base station, for realizing the conversion between radiofrequency signal and digital signal；The ALT-CH alternate channel module is connect by interface processing module with digital beam-forming module；Digital beam-forming module passes through respectively to be connected per transceiver channel all the way with corresponding bay.The present invention provides a kind of devices for enhancing mobile communication base station sky day covering power, are capable of the Remote Radio Unit of direct-connected existing base station, have good compatibility between existing base station radio frequency remoter unit.
Description
Technical field
The present invention relates to mobile communication, more particularly to a kind of device for enhancing mobile communication base station sky day covering power.
Background technique
In this day and age, mobile communication base station has very extensive application in message transmitting procedure, and existing movement is logical
Letter base station is mainly made of baseband processing unit (BBU), Remote Radio Unit (RRU) and antenna.BBU complete Base-Band Processing and with
RRU connection, RRU complete frequency-conversion processing and are connected by radio-frequency cable with antenna, and antenna completes the radiation and reception of electromagnetic signal.
But the antenna airspace limited coverage area of existing mobile communication base station, empty day covering power are poor；Full airspace battle array
Array antenna, to the array element in day, is generated using digital beam forming technology configured with radiation direction and covers directional beam to day, can be real
Now to the reception or transmitting in full airspace or most of airspace wireless signal, therefore, it is possible to be replaced using full airspace array antenna existing
There is the antenna of mobile communication base station to realize the enhancing of existing base station sky day covering power.
But Remote Radio Unit (RRU) output signal of existing base station is radiofrequency signal, and full airspace array antenna number
The input signal of word Beam synthesis is digital signal, meanwhile, RRU output interface quantity and full airspace array antenna input interface number
Amount is not identical, thus full airspace array antenna cannot be direct-connected with RRU, i.e., can not be compatible with existing base station RRU device.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of enhancing mobile communication base station sky days to cover energy
The device of power is capable of the Remote Radio Unit of direct-connected existing base station, has between existing base station radio frequency remoter unit good
Compatibility.
The purpose of the present invention is achieved through the following technical solutions: a kind of enhancing mobile communication base station sky day covers energy
The device of power, including ALT-CH alternate channel module, interface processing module, digital beam-forming module, transceiver channel module and antenna array
Column, the transceiver channel module includes multichannel transceiver channel, and the aerial array includes multiple correspondingly with transceiver channel
Bay；The ALT-CH alternate channel module is connect by interface processing module with digital beam-forming module；
The ALT-CH alternate channel module is connected by Remote Radio Unit and the baseband processing unit of mobile communication base station, for real
Conversion between existing radiofrequency signal and digital signal；The interface processing module, for completing ALT-CH alternate channel module and digital wave
Data aggregate transmission between beam shaping module；The digital beam-forming module, the width for adjusting each transceiver channel are added
Weight coefficient, realizes the launching beam forming for covering specific airspace, and digital beam-forming module passes through respectively per transceiver channel all the way
It is connected with corresponding bay.
It further, include radio-frequency receiving-transmitting component, first choice switch, transmitting-receiving switching per the transceiver channel described all the way
Switch and first duplexer；The digital beam-forming module is connect with radio-frequency receiving-transmitting component, radio-frequency receiving-transmitting component and the first choosing
Switch connection is selected, first choice switch is separately connected transceiver toggle switch and first duplexer, the transceiver toggle switch and the
The corresponding bay connection of one road duplexer Jun Yugai transceiver channel.
Further, the ALT-CH alternate channel module includes multiple ALT-CH alternate channels, the number and remote radio list of ALT-CH alternate channel
The number of active lanes of member is identical, and connects one to one；
The ALT-CH alternate channel includes the second duplexer, coupler, transmitting-receiving control unit, envelope detected unit, the second selection switch
With signal ALT-CH alternate channel；
One end of the signal ALT-CH alternate channel is connect with interface processing module, and the other end of signal conversion unit is opened with the second selection
Connection connects, and the second selection switch is separately connected transmitting-receiving control unit and the second duplexer, the transmitting-receiving control unit and coupler
Connection, second duplexer are connect with Remote Radio Unit with coupler；
The input terminal of the envelope detected unit is connect with coupler, for detecting the transmitting-receiving time slot of signal, and by inspection result
It is transferred to transceiver controller, transceiver controller completes transmitting-receiving switching control accordingly.
Wherein, the signal ALT-CH alternate channel described in each includes the first filter unit, the first power detecting unit, first
Down-converter unit, the first AD conversion unit, the second filter unit, the first power adjustment unit, the first upconverting unit and
One D/A conversion unit；The input terminal of first filter unit passes through the second selection switch connection transmitting-receiving control unit or duplex
Device, the output end of the first filter unit pass sequentially through the first power detecting unit, the first down-converter unit and the first analog-to-digital conversion
Unit is connected to interface processing module；The input terminal of first D/A conversion unit is connect with interface processing module, the first number
The output end of mould converting unit passes sequentially through the first upconverting unit and the first power adjustment unit is connected to the second filter unit,
The output end of second filter unit passes through the second selection switch connection transmitting-receiving control unit or duplexer；
Radio-frequency receiving-transmitting component described in each includes the second D/A conversion unit, the second upconverting unit, third filtering list
Member, power amplification unit, low noise amplification unit, the 4th filter unit, the second power detecting unit, the second down-converter unit and
Second AD conversion unit；The input terminal of second D/A conversion unit is connect with digital beam-forming module, the second digital-to-analogue
The output end of converting unit passes sequentially through the second upconverting unit, third filter unit and power amplification unit and first choice is opened
Connection connects；The input terminal of the low noise amplification unit and first choice switch connect, the output end of low noise amplification unit according to
Secondary the 4th filter unit, the second power detecting unit, the second down-converter unit and the second AD conversion unit of passing through is connected to number
Word beamforming block；
The interface processing module includes data transmission unit and power control unit, and the data transmission unit turns for completing
Change the data aggregate transmission between channel module and digital beamforming block；The power control unit is for receiving the first function
The power information that rate detection unit detects accordingly controls the amplifying power of transceiver channel module, or receives second
The collected power information of power detecting unit, accordingly controls the power adjustment in ALT-CH alternate channel module.
Preferably, the form of described device includes but is not limited to spherical shape, hemispherical, hemispherical in conjunction with cylindricality, polyhedron
The grid surface that shape, smooth surface and polygon are spliced into.
The beneficial effects of the present invention are: the present invention can be direct-connected with the Remote Radio Unit of existing base station, it is existing enhancing
While the empty day covering power of mobile communication base station, the compatibility between existing base station radio frequency remoter unit ensure that.
Detailed description of the invention
Fig. 1 is the principle of the present invention block diagram；
Fig. 2 is the schematic illustration of transceiver channel；
Fig. 3 is the schematic illustration of ALT-CH alternate channel；
Fig. 4 is the schematic illustration of radio-frequency receiving-transmitting component；
Fig. 5 is under TDD operative scenario, and the present invention is applied in the schematic illustrations in communication base station；
Fig. 6 is under FDD operative scenario, and the present invention is applied in the schematic illustrations in communication base station.
Specific embodiment
Technical solution of the present invention is described in further detail with reference to the accompanying drawing, but protection scope of the present invention is not limited to
It is as described below.
As shown in Figure 1, a kind of device for enhancing mobile communication base station sky day covering power, including ALT-CH alternate channel module, connect
Mouth processing module, digital beam-forming module, transceiver channel module and aerial array, the transceiver channel module include that multichannel is received
Channel is sent out, the aerial array includes and the one-to-one mutiple antennas array element of transceiver channel；The ALT-CH alternate channel module passes through
Interface processing module is connect with digital beam-forming module；
The ALT-CH alternate channel module is connected by Remote Radio Unit and the baseband processing unit of mobile communication base station, for real
Conversion between existing radiofrequency signal and digital signal；The interface processing module, for completing ALT-CH alternate channel module and digital wave
Data aggregate transmission between beam shaping module；The digital beam-forming module, the width for adjusting each transceiver channel are added
Weight coefficient, realizes the launching beam forming for covering specific airspace, and digital beam-forming module passes through respectively per transceiver channel all the way
It is connected with corresponding bay.
In embodiments herein, it is preferable that the form of described device includes but is not limited to spherical shape, hemispherical, hemisphere
Shape is in conjunction with cylindricality, the grid surface that polyhedron shape, smooth surface and polygon are spliced into.
As shown in Fig. 2, including radio-frequency receiving-transmitting component per the transceiver channel described all the way, first choice switch, receiving and dispatching and cut
Change switch and first duplexer；The digital beam-forming module is connect with radio-frequency receiving-transmitting component, radio-frequency receiving-transmitting component and first
Selection switch connection, first choice switch are separately connected transceiver toggle switch and first duplexer, the transceiver toggle switch and
The corresponding bay connection of the road first duplexer Jun Yugai transceiver channel.
The ALT-CH alternate channel module includes multiple ALT-CH alternate channels, the number of ALT-CH alternate channel and the port number of Remote Radio Unit
Mesh is identical, and connects one to one；
As shown in figure 3, the ALT-CH alternate channel includes the second duplexer, coupler, transmitting-receiving control unit, envelope detected unit, the
Two selection switches and signal ALT-CH alternate channel；
One end of the signal ALT-CH alternate channel is connect with interface processing module, and the other end of signal conversion unit is opened with the second selection
Connection connects, and the second selection switch is separately connected transmitting-receiving control unit and the second duplexer, the transmitting-receiving control unit and coupler
Connection, second duplexer are connect with Remote Radio Unit with coupler；
The input terminal of the envelope detected unit is connect with coupler, for detecting the transmitting-receiving time slot of signal, and by inspection result
It is transferred to transceiver controller, transceiver controller completes transmitting-receiving switching control accordingly.
Wherein, the signal ALT-CH alternate channel described in each includes the first filter unit, the first power detecting unit, first
Down-converter unit, the first AD conversion unit, the second filter unit, the first power adjustment unit, the first upconverting unit and
One D/A conversion unit；The input terminal of first filter unit passes through the second selection switch connection transmitting-receiving control unit or duplex
Device, the output end of the first filter unit pass sequentially through the first power detecting unit, the first down-converter unit and the first analog-to-digital conversion
Unit is connected to interface processing module；The input terminal of first D/A conversion unit is connect with interface processing module, the first number
The output end of mould converting unit passes sequentially through the first upconverting unit and the first power adjustment unit is connected to the second filter unit,
The output end of second filter unit passes through the second selection switch connection transmitting-receiving control unit or duplexer；
As shown in figure 4, the radio-frequency receiving-transmitting component described in each include the second D/A conversion unit, the second upconverting unit,
Under third filter unit, power amplification unit, low noise amplification unit, the 4th filter unit, the second power detecting unit, second
Converter unit and the second AD conversion unit；The input terminal and digital beam-forming module of second D/A conversion unit connect
It connects, the output end of the second D/A conversion unit passes sequentially through the second upconverting unit, third filter unit and power amplification unit
It switchs and connects with first choice；Input terminal and the first choice switch of the low noise amplification unit connect, low noise amplification list
The output end of member passes sequentially through the 4th filter unit, the second power detecting unit, the second down-converter unit and the second analog-to-digital conversion
Unit is connected to digital beam-forming module；
The interface processing module includes data transmission unit and power control unit, and the data transmission unit turns for completing
Change the data aggregate transmission between channel module and digital beamforming block；The power control unit is for receiving the first function
The power information that rate detection unit detects accordingly controls the amplifying power of transceiver channel module, or receives second
The collected power information of power detecting unit, accordingly controls the power adjustment in ALT-CH alternate channel module.
In embodiments herein, radiofrequency signal and digital signal are turned since channel conversion module completes
It changes, therefore can be direct-connected with the Remote Radio Unit of existing base station, it ensure that compatible between existing base station radio frequency remoter unit
Property, cooperate the baseband processing unit and Remote Radio Unit of existing base station, can effectively enhance the sky of existing mobile communication base station
Its covering power, specifically working principle is as follows:
Under TDD operative scenario, radio-frequency receiving-transmitting component is connected to by control first choice switch with transceiver toggle switch, and the second selection is opened
Signal ALT-CH alternate channel is connected to by pass with transmitting-receiving control unit；As shown in figure 5, the coupling of Remote Radio Unit output signal is sent all the way
Envelope detected unit is given, the size of detected envelope signal is then transmission time slot if more than threshold value, is when receiving if being less than threshold value
Gap；
If being detected as transmission time slot, Remote Radio Unit output signal is filtered by ALT-CH alternate channel, power detection, under
Frequency conversion, analog to digital conversion obtain original base band transmission signal and give interface processing module；Interface processing module completes data convergence simultaneously
It is distributed to digital beam-forming module；Digital beam-forming module adjusts each channel width phase weighting coefficient and realizes the specific airspace of covering
Launching beam forming；By width each channel baseband signal mutually adjusted so that by transceiver channel complete digital to analog conversion, on
Frequency conversion, filtering and based on power detection value carry out signal amplification, and under the control of transceiver toggle switch by array element radiation；
If being detected as reception time slot passes through transmitting-receiving for each bay received signal under the control of transceiver toggle switch
Channel amplifies, filters, power detection, down coversion, inputs digital beam-forming module after analog to digital conversion；Digital beam-forming
Module adjusts each channel width phase weighting coefficient and realizes the reception beam forming for covering specific airspace；Interface processing module is to received wave
Signal after beam shaping is converged and is distributed to ALT-CH alternate channel module；ALT-CH alternate channel module carries out digital to analog conversion, up-conversion, filter
Wave and based on power detection value RF signal power adjustment, obtain radio frequency receiving signal and be transferred to Remote Radio Unit；
Under FDD operative scenario,
As shown in fig. 6, radio-frequency receiving-transmitting component is connected to by control first choice switch with first duplexer, the second selection switch will letter
Number ALT-CH alternate channel is connected to the second duplexer；
Duplexer in ALT-CH alternate channel completes receiving and transmitting signal separation, for emitting signal, the output signal warp of Remote Radio Unit
Duplexer is crossed to export to ALT-CH alternate channel；ALT-CH alternate channel is filtered it, power detection, down coversion, analog to digital conversion obtain it is original
Base band sends signal, and gives interface processing module；Interface processing module completes data and converges and be distributed to digital beam-forming
Module, digital beam-forming module adjust each channel width phase weighting coefficient and realize the launching beam forming for covering specific airspace；Through
It crosses width each channel baseband signal mutually adjusted and then digital to analog conversion, up-conversion, filtering is completed by transceiver channel and are based on function
Rate detected value carries out signal amplification, and is being radiated after duplexer by array element；
For receiving signal, each bay received signal is amplified into each transceiver channel through duplexer, is filtered, power
Digital beam-forming module is inputted after detection, down coversion, analog to digital conversion；Digital beam-forming module adjusts each channel width and mutually weights
Coefficient realizes the reception beam forming for covering specific airspace；Interface processing module converges the signal after receiving beam forming
And it is distributed to ALT-CH alternate channel module；ALT-CH alternate channel module carries out digital to analog conversion, up-conversion, filtering and penetrating based on power detection value
The adjustment of frequency signal power, obtains radio frequency receiving signal and gives Remote Radio Unit by duplexer.
The TDD operative scenario and FDD operative scenario include following two operating mode:
The first, single-stream mode:
Configuration baseband processing unit and Remote Radio Unit work in single antenna mode, the single number of baseband processing unit processing at this time
According to stream, only one channels operation of Remote Radio Unit, when transmitting, device receives the single radio frequency letter of Remote Radio Unit output
Number, single base-band data stream is parsed, digital beam is formed by digital beam-forming, realizes empty day covering.When reception, device
Digital beam is formed by digital beam-forming, empty day covering is realized, receives subscriber signal, parse single base-band data stream,
And it reverts to radiofrequency signal and exports to Remote Radio Unit；
The second, multi-stream mode:
Configuration baseband processing unit and Remote Radio Unit work in multi-antenna mode, by codebook design, realize multi-antenna space
Divide multiplexing, baseband processing unit handles L data flow, the data of each data flow carrying different user, the same use simultaneously at this time
The data at family exist only in a data flow, and Remote Radio Unit carries out the frequency transformation in L channel simultaneously；When transmitting, dress
Set L radiofrequency signal for receiving Remote Radio Unit output, and parse L base-band data stream, then pass through digital beam at
Shape forms L digital beam, to realize the user data transmission in L airspace；When reception, device passes through digital beam-forming shape
At L digital beam, the user in L airspace is covered, subscriber signal is received, parses L base-band data stream, and reverts to L
Radiofrequency signal is exported to Remote Radio Unit.Here Multi-Antennas of Difference multiplexed band come power system capacity promotion be not embodied in single use
The raising of user data transmission rate, and be to improve the increase that empty day user accesses quantity.
It can be seen that since the present invention utilizes digital multiple beam forming technique to be formed simultaneously multiple digital beams, Neng Gouti
High airspace coverage area improves the empty day covering power of mobile communication base station；In some embodiments of the present application, it can also lead to
Overpower detection judges with the presence or absence of user uplink signal in some wave beam, if no user uplink signal in the wave beam, the wave
Beam signal is not involved in beam superposition, to avoid additional noise is introduced.To sum up, on the basis of existing mobile communication base station, only
Need to replace existing antenna using the device of the invention, and carry out it is appropriately configured, can be realized empty day user terminal covering and
Access, effectively increases the empty day covering power of communication system；Under single-stream mode, high-gain narrow beam and number can be used
Multi beamforming technology, improves system ovelay range, under multi-stream mode, can use Multi-Antennas of Difference multiplexing, improves sky
The access quantity of its user.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not limited to this hair
It is bright, although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still
It is possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equally replaced
It changes.Such as the division of the module, it is a kind of logical function partition, there may be another division manner in actual implementation, can be with
In conjunction with or can separate, or some features can be ignored or not executed；It can take the form of hardware realization, can also adopt
It is realized with the form of SFU software functional unit.All within the spirits and principles of the present invention, made any modification, equivalent replacement,
Improve etc., it should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of device for enhancing mobile communication base station sky day covering power, it is characterised in that: including ALT-CH alternate channel module, interface
Processing module, digital beam-forming module, transceiver channel module and aerial array, the transceiver channel module include multichannel transmitting-receiving
Channel, the aerial array include and the one-to-one mutiple antennas array element of transceiver channel；The ALT-CH alternate channel module is by connecing
Mouth processing module is connect with digital beam-forming module；
The ALT-CH alternate channel module is connected by Remote Radio Unit and the baseband processing unit of mobile communication base station, for real
Conversion between existing radiofrequency signal and digital signal；The interface processing module, for completing ALT-CH alternate channel module and digital wave
Data aggregate transmission between beam shaping module；The digital beam-forming module, the width for adjusting each transceiver channel are added
Weight coefficient, realizes the launching beam forming for covering specific airspace, and digital beam-forming module passes through respectively per transceiver channel all the way
It is connected with corresponding bay.
2. a kind of device for enhancing mobile communication base station sky day covering power according to claim 1, it is characterised in that: every
The transceiver channel includes radio-frequency receiving-transmitting component, first choice switch, transceiver toggle switch and first duplexer all the way；Institute
It states digital beam-forming module to connect with radio-frequency receiving-transmitting component, radio-frequency receiving-transmitting component and first choice switch connect, first choice
Switch is separately connected transceiver toggle switch and first duplexer, the transceiver toggle switch and the transmitting-receiving of the road first duplexer Jun Yugai
The corresponding bay connection in channel.
3. a kind of device for enhancing mobile communication base station sky day covering power according to claim 1, it is characterised in that: institute
Stating ALT-CH alternate channel module includes multiple ALT-CH alternate channels, and the number of ALT-CH alternate channel and the number of active lanes of Remote Radio Unit are identical, and
It connects one to one；
The ALT-CH alternate channel includes the second duplexer, coupler, transmitting-receiving control unit, envelope detected unit, the second selection switch
With signal ALT-CH alternate channel；
One end of the signal ALT-CH alternate channel is connect with interface processing module, and the other end of signal conversion unit is opened with the second selection
Connection connects, and the second selection switch is separately connected transmitting-receiving control unit and the second duplexer, the transmitting-receiving control unit and coupler
Connection, second duplexer are connect with Remote Radio Unit with coupler；
The input terminal of the envelope detected unit is connect with coupler, for detecting the transmitting-receiving time slot of signal, and by inspection result
It is transferred to transceiver controller, transceiver controller completes transmitting-receiving switching control accordingly.
4. a kind of device for enhancing mobile communication base station sky day covering power according to claim 3, it is characterised in that: every
Signal ALT-CH alternate channel described in one includes the first filter unit, the first power detecting unit, the first down-converter unit, first
AD conversion unit, the second filter unit, the first power adjustment unit, the first upconverting unit and the first D/A conversion unit；
The input terminal of first filter unit passes through the second selection switch connection transmitting-receiving control unit or duplexer, the first filter unit
Output end pass sequentially through the first power detecting unit, the first down-converter unit and the first AD conversion unit and be connected to interface
Manage module；The input terminal of first D/A conversion unit is connect with interface processing module, the output of the first D/A conversion unit
End passes sequentially through the first upconverting unit and the first power adjustment unit is connected to the second filter unit, second filter unit
Output end pass through the second selection switch connection transmitting-receiving control unit or duplexer.
5. a kind of device for enhancing mobile communication base station sky day covering power according to claim 2, it is characterised in that: every
Radio-frequency receiving-transmitting component described in one includes the second D/A conversion unit, the second upconverting unit, third filter unit, power
Amplifying unit, low noise amplification unit, the 4th filter unit, the second power detecting unit, the second down-converter unit and the second mould
Number converting unit；The input terminal of second D/A conversion unit is connect with digital beam-forming module, the second digital-to-analogue conversion list
The output end of member passes sequentially through the second upconverting unit, third filter unit and power amplification unit and first choice switch connects
It connects；Input terminal and the first choice switch of the low noise amplification unit connect, and the output end of low noise amplification unit successively leads to
It crosses the 4th filter unit, the second power detecting unit, the second down-converter unit and the second AD conversion unit and is connected to digital wave
Beam shaping module.
6. a kind of device for enhancing mobile communication base station sky day covering power according to claim 1, it is characterised in that: institute
Stating interface processing module includes data transmission unit and power control unit, and the data transmission unit is for completing ALT-CH alternate channel
Data aggregate transmission between module and digital beamforming block；The power control unit is for receiving the first power detection
The power information that unit detects accordingly controls the amplifying power of transceiver channel module, or receives the inspection of the second power
The collected power information of unit is surveyed, the power adjustment in ALT-CH alternate channel module is controlled accordingly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811286565.5A CN109150208B (en) | 2018-10-31 | 2018-10-31 | Device for enhancing space-to-air coverage capability of mobile communication base station |
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| CN201811286565.5A CN109150208B (en) | 2018-10-31 | 2018-10-31 | Device for enhancing space-to-air coverage capability of mobile communication base station |
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| CN109150208B CN109150208B (en) | 2020-10-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109982414A (en) * | 2019-03-19 | 2019-07-05 | 鹰视云(深圳)科技有限公司 | A kind of destinations traffic method of multiple antenna communication |
| CN113055040A (en) * | 2019-12-26 | 2021-06-29 | 中国电信股份有限公司 | Radio remote unit and communication system |
| WO2022067820A1 (en) * | 2020-09-30 | 2022-04-07 | 华为技术有限公司 | Antenna control apparatus, radio remote unit and communication system |
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| CN109982414A (en) * | 2019-03-19 | 2019-07-05 | 鹰视云(深圳)科技有限公司 | A kind of destinations traffic method of multiple antenna communication |
| CN109982414B (en) * | 2019-03-19 | 2021-05-18 | 鹰视云(深圳)科技有限公司 | Target communication method of multi-antenna communication system |
| CN113055040A (en) * | 2019-12-26 | 2021-06-29 | 中国电信股份有限公司 | Radio remote unit and communication system |
| WO2022067820A1 (en) * | 2020-09-30 | 2022-04-07 | 华为技术有限公司 | Antenna control apparatus, radio remote unit and communication system |
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| CN109150208B (en) | 2020-10-09 |
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