CN102709710A - Active coverage unit and active coverage array formed by same - Google Patents
Active coverage unit and active coverage array formed by same Download PDFInfo
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- CN102709710A CN102709710A CN2012101575276A CN201210157527A CN102709710A CN 102709710 A CN102709710 A CN 102709710A CN 2012101575276 A CN2012101575276 A CN 2012101575276A CN 201210157527 A CN201210157527 A CN 201210157527A CN 102709710 A CN102709710 A CN 102709710A
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Abstract
The invention discloses an active coverage unit which comprises a single radiation oscillator, a radio frequency processing unit and a heat dissipation part, wherein the single radiation oscillator is used for receiving or transmitting a communication signal; the radio frequency processing unit is used for carrying out amplification processing on the communication signal; the radiation oscillator is arranged on the top surface of a first panel; the radio frequency processing unit is integrated on a plurality of second panels; the electric connection of the radio frequency processing unit is implemented among the second panels by blind-plug connectors; the radiation oscillator is connected with the radio frequency processing unit on the second panels; a cylindrical space which defines the reverse side of the first panel and extends downward is an installing space; in the range of the installing space, each second panel is vertically arranged at the reverse side of the first panel; the second panels are parallel and side by side to reserve at least one ventilating channel; and the heat dissipation part is arranged on at least one lateral surface of the installing space. The active coverage unit disclosed by the invention has the advantages of small volume, expandable functions, flexibility for arraying, excellent heat dissipation effect, stable performance and the like.
Description
[technical field]
The present invention relates to the mobile communication wireless soverlay technique, relate in particular to a kind of active capping unit, and by its active covering array of forming.
[background technology]
Along with popularizing with the commercialization of 4G LTE of 3G disposed comprehensively; The high speed development that mobile communication technology is professional from speech business to the data multimedia etc.; When having driven mobile communication flourish; Also bring challenges to mobile operator: for dilatation, the macro base station equipment of ever-increasing highly energy-consuming has brought increasing cost pressure to Virtual network operator, and the hot zones site in city is more and more rare and expensive.And present base station design is difficult to tackle the data traffic of sharp increase.How solving capacity and cost and the problem of the difficulty of arranging net, upgrade, will be the important bottleneck of future mobile communications business development.
Well-known; Traditional radio frequency stretch system is huge to mobile communication distribution covering role; It is included in base band level signal is carried out the baseband processing unit of various processing and the RF processing unit (also being Remote Radio Unit) that signal is carried out processing such as down-conversion, power amplifier processing, up-conversion in radio-frequency stage, and the former with the latter carries out long-range connection through cable and promptly constitutes radio frequency stretch system.The medium that connects both can be that optical fiber also can be twisted-pair feeder, and for this reason, baseband processing unit, RF processing unit generally all dispose light mouth or network interface separately, so that cable is pegged graft.
Traditional macro base station is that RRU (Radio Remote Unit, Remote Radio Unit) equipment is connected through external feeder line cable with antenna, has shortcomings such as project installation inconvenience, base station selection requirement height, reliability decrease, feeder loss be serious.The development of active antenna technology has in recent years remedied above defective to a certain extent.Existing active antenna technology has mainly solved the integration of RRU equipment and aerial array, has shortened feeder loss, has alleviated weight of equipment to a certain extent, but still has problems such as the cost height of arranging net, dilatation inconvenience, upgrading difficulty, the wasting of resources.
Therefore traditional RRU (radio frequency zooms out) unit is to be connected through external feeder line cable as separate unit with antenna element, has shortcomings such as project installation inconvenience, base station selection requirement height, reliability decrease, feeder loss are serious.In recent years, to the problems referred to above, engineers has proposed method that RRU and antenna are carried out integrated design.
Integrated the following aspects that mainly concentrates on of Remote Radio Unit and antenna: (1) is provided with backboard on original antenna, is connected with original RRU with electrical apparatus interface through retention mechanism; (2) on original RRU, Antenna baseplate is set, several oscillators unit is installed on the Antenna baseplate through radio-frequency joint or cable; (3) RRU internal module layout is become thin-and-long, integrate in a housing with array antenna then.Preceding two kinds of structures are simply to combine having RRU and the antenna method through machinery now, can't alleviate the total weight of equipment, therefore are unfavorable for addressing and project installation.The third structure can reduce weight of equipment to a certain extent, but group formation formula fixes, can't flexible Application, possibly cause the wasting of resources.
It is thus clear that there are many inadequate natural endowments in the traditional integrated mode of Remote Radio Unit and its antenna.
[summary of the invention]
Primary and foremost purpose of the present invention is to change the traditional logic of assembled relation between Remote Radio Unit and antenna, provides a kind of advantages of small volume, function admirable, function can expand, be convenient to the active capping unit of group battle array flexibly.
Another object of the present invention is to provide a kind of active covering array, it has organizes the formation formula flexibly, can realize the configuration of macro base station or multiple-input and multiple-output (MIMO) platform.
For realizing the object of the invention, the present invention adopts following technical scheme:
Active capping unit of the present invention comprises the single radiating doublet that is used to receive or launch signal of communication, the RF processing unit that is used for signal of communication is carried out processing and amplifying, and heat sink, wherein:
Said radiating doublet is installed on the end face of first panel; Said RF processing unit is integrated on some second panels; Electric connection through blind socket, connector realization RF processing unit self between said each second panel, said radiating doublet is connected with RF processing unit on said second panel;
The back side that defines said first panel is installing space to the cylindrical space that extends below; In this installing space scope; Said each second panel is erect the back side that is installed in first panel; Parallel between each second panel side by side to reserve at least one ventilation conduit, at least one side of said installing space is provided with said heat sink.
This active capping unit also comprises and is used for the baseband processing unit said signal of communication handled in base band level; This baseband processing unit is integrated on parallel the 3rd panel that is arranged side by side with said second panel; The 3rd panel places in the said installing space scope; Said first back side of panel is fixed in setting, realizes being connected between baseband processing unit and the RF processing unit through blind socket, connector between second panel and the 3rd panel.
Preferable, a pair of opposite flank of said installing space is equiped with said heat sink respectively, two heat sinks with said each second panel is parallel is arranged side by side.Said heat sink has the front that a tabular back side and one is provided with a plurality of needle-like teeth, erects the back side that is installed in said first panel with its back side mutually abreast with said each second panel.Said heat sink is with the installation that fits of its back side and adjacent with it panel.
One of at least be provided with the ventilation hole that connects self in said each panel, more to optimize radiating effect.
Concrete; One of said second panel is integrated with the power amplifier module that is used for said signal of communication is carried out processing and amplifying that belongs to RF processing unit; Two of said second panel is integrated with the digital-to-analogue exchange module that is used for signal of communication is carried out the digital-to-analogue exchange that belongs to RF processing unit; Three of said second panel is integrated with the digital processing and the interface module that are used for signal of communication is carried out digital processing, PERCOM peripheral communication connection that belongs to RF processing unit; After said signal of communication inserts through the signaling interface in digital processing and the interface module; Carry out digital processing, change, after said power amplifier module amplifies, export in the said radiating doublet again and launch after said digital-to-analogue is exchanged module.
For ease of control; Also be provided with monitor-interface in said digital processing and the interface module; It is connected with a preset control unit, and this control unit is used to obtain the concurrent load instruction of electric property parameter of active capping unit and exports to the phase place of the signal of communication of said radiating doublet for change active capping unit.Preferable, said control unit places the outside of this active capping unit.
For ease of installing mutually with other parts, this active capping unit bottom is provided with a mounting bracket.
Active covering array of the present invention, it comprises a plurality of foregoing active capping units, forms array, and the shared same described control unit of all active capping units.
Compared with prior art, the present invention has following advantage:
1, through an independent radiating doublet and RF processing unit are integrated in respectively on a plurality of panels, they are integrated to simplify with compact structure, the volume of the whole active capping unit that can reduce greatly to form by them; For taking into account radiating effect; Also the heat radiation through hole is being set on the said panel, between panel and panel, thermal dissipating path is being set, and further installing special heating panel additional, on the basis that volume reduces; Also has reasonably heat dissipation design, so can guarantee that its electric property is just effectively ensured.
2, through an independent radiating doublet is integrated on first panel; Utilize the back side of first panel that sufficient installing space is provided; Allow that other panel setting that is integrated with the interlock circuit functional module is installed on first panel, thereby realize the function increase and decrease of whole active capping unit.Particularly; Active capping unit both can only install second panel of RF processing unit in its first panel bottom surface that is used to install radiating doublet integrated, also can further install in the bottom surface of first panel the 3rd panel of baseband processing unit again additional integrated.The former forms a miniature Remote Radio Unit, and the latter forms a miniature base station.This shows that the function expansion of active capping unit is very flexible.
3, because monitor-interface is provided; Be connected with monitor-interface by the external control unit; Just can detect and be provided with the electric property parameter of functional units such as radiating doublet and RF processing unit, baseband processing unit, for external control provides effective solution.On this basis; A plurality of active capping units just can be set through the mode with arranged form active covering array; Be provided with according to the electric property parameter of practical application needs each active capping unit; These active capping units are cooperated each other, thereby play effects such as macro base station, MIMO.
[description of drawings]
Fig. 1 is the building block principle sketch map of active capping unit of the present invention, and it has disposed the 3rd panel of baseband processing unit integrated;
Fig. 2 is the package assembly sketch map with the corresponding active capping unit of the present invention of Fig. 1, and it has disposed the 3rd panel of baseband processing unit integrated;
Fig. 3 is for installing the stereogram of the active capping unit of the present invention of mounting bracket additional on the basis of Fig. 2;
Fig. 4 is the signal coverage mode example of active covering array of the present invention;
Fig. 5 is the principle schematic of a kind of networking model of active covering array of the present invention;
Fig. 6 is the principle schematic of another networking model of active covering array of the present invention.
[embodiment]
Below in conjunction with accompanying drawing and embodiment the present invention is further described:
See also Fig. 1, Fig. 2 and Fig. 3; Active capping unit of the present invention; Comprise the single radiating doublet 10 that is used to receive or launch signal of communication, RF processing unit (21,22,23 the combination that is used for signal of communication is carried out processing and amplifying; Down with), the available baseband processing unit 31 said signal of communication handled in base band level of being used for, and a pair of heat sink 4.
Described radiating doublet 10; It is connected with RF processing unit; The signal radiation of RF processing unit be about to down to aerial; On be about to spacing wave and be transferred to RF processing unit, it is fixedly mounted on the end face of one first panel 1, the bottom surface of first panel 1 offers other parts as installation base surface and fixes.On the bottom surface of first panel 1; Also be provided with one and pass the radio-frequency joint 11 that first panel 1 is connected with radiating doublet 10; This radio-frequency joint 11 is used for being connected with RF processing unit; So that the descending communication signal after radiating doublet 10 amplifies through radio-frequency joints 11 received RF processing units is with to aerial radiation, and so that radiating doublet 10 through radio-frequency joints 11 to the RF processing unit transmission from aerial uplink communication signal.
Said RF processing unit, i.e. Remote Radio Unit, by those skilled in the art are known, its principle is to separate the uplink and downlink signal through two duplexers (not shown) or like, thereby forms descending and up totally two links.In down link; Through down-conversion device (not shown) will downlink radio-frequency signal frequency reducing from baseband processing unit 31 (or base station) after; Through power amplifier (not shown) signal is amplified; By means of upconversion (not shown) signal is reverted to radio-frequency stage again, export to radiating doublet 10 through duplexer then; In up link; Through down-conversion device with up radiofrequency signal frequency reducing after; After low noise amplifier (not shown) filter out noise, by means of upconversion signal is reduced into radio-frequency stage again, be transferred to higher level's baseband processing unit 31 (or base station) through duplexer then.The circuit structure of RF processing unit; All being based on above-mentioned principle improves; For example, for the RF processing unit that carries out digital processing, can set up that to be used for signal from analog system conversion be the analog-to-digital conversion module of digital standard; And the D/A converter module that plays the reverse conversion effect, analog-to-digital conversion module and D/A converter module can be referred to as digital-to-analogue and be exchanged module 22.In like manner, said power amplifier and low noise amplifier can be referred to as power amplifier module 21.And for example; Be connected with baseband processing unit 31 for the ease of RF processing unit; Further set up the digital processing and the interface module 23 that are used for signal of communication is carried out digital processing, PERCOM peripheral communication connection, optical fiber access port 231 is provided by digital processing and interface module 23.For another example, for the ease of the electric property parameter of monitoring RF processing unit and radiating doublet 10 monitor-interface 230 or the like is set, monitor-interface 230 is integrated in digital processing and the interface module 23 equally.Like that, all be well known to those skilled in the art, do not give unnecessary details for this reason.Among the present invention; Each functional module with RF processing unit; Be duplexer, down-conversion device, means of upconversion, power amplifier, low noise amplifier, digital processing and interface module 23 etc., all discrete set is formed on several second panels 2 neatly.
In the present embodiment, RF processing unit has the digitized processing function, thereby function, connection convenience according to each functional module realized mainly use 2 pairs of RF processing units of three second panels to carry out integrated.Particularly; One of said second panel 2 mainly is integrated with the power amplifier module 21 that is used for said signal of communication is carried out processing and amplifying that belongs to RF processing unit; Two of said second panel 2 is integrated with the digital-to-analogue exchange module 22 that is used for signal of communication is carried out the digital-to-analogue exchange that belongs to RF processing unit; Three of said second panel 2 be integrated with belong to RF processing unit be used for signal of communication is carried out digital processing and the interface module 23 that digital processing, PERCOM peripheral communication connect, said signal of communication, no matter upstream or downstream; After all inserting through the signaling interface in digital processing and the interface module 23; Carry out digital processing, change, after said power amplifier module 21 amplifies, export emission in the said radiating doublet 10 to again after said digital-to-analogue is exchanged module 22.As for NM aforementioned each concrete parts here; For example duplexer, down-conversion device and means of upconversion; But then can according to the installing space of each second panel 2, according to its with each module between be connected facility degree etc., be integrated into neatly on their central one or more second panels 2.
As previously mentioned, each functional module of RF processing unit be dispersed to carry out on a plurality of second panels 2 integrated, thereby, must each second panel 2 at RF processing unit place be coupled together, to guarantee the operate as normal of RF processing unit.For the convenience of subsequent descriptions, the back side that defines said first panel 1 is installing space to the cylindrical space that extends below.RF processing unit of the present invention and baseband processing unit 31 are installed in this installing space scope.Said each second panel 2 is erect the back side that is installed in first panel 1; Each 2 of second panel parallels side by side to reserve at least one ventilation conduit (not label), realizes that through blind socket, connector 5 RF processing units self are the electric connection between its each functional module between said each second panel 2.Connect through blind socket, connector 5, can make the structure of whole active capping unit more compact and firm.Therefore, help the volume of active capping unit to reduce and Highgrade integration.
Can find out that by above assembled relation the cooperation between RF processing unit and the radiating doublet 10 has realized the effect of known Remote Radio Unit, can use as a Remote Radio Unit separately.But; Among the present invention, the floor space of first panel 1 can be vacateed the part installing space through the spacing of adjusting between second panel 2, thereby; Active capping unit of the present invention, further one or more the 3rd panels 3 of integrated baseband processing unit 31 on first panel, 1 bottom surface.
Baseband processing unit 31 of the present invention; The functional module of promptly signal of communication being handled in base band level; The communication interface standard of various standards is handled and realized to the physical layer signal of accomplishing various standards; Belong to the Core Feature that base station, radio frequency baseband unit (BBU) are realized, the cooperating that is connected with Remote Radio Unit (RRU) usually, its realization and operation principle are conventionally known to one of skill in the art.
In like manner; Said the 3rd panel 3 that is used for integrated this baseband processing unit 31, with the same form of said second panel 2, place in the said installing space scope; Said first panel 1 back side is fixed in setting, with the parallel relation side by side of formation between each second panel 2.Thereby, also formed ventilation conduit (not label) between the 3rd panel 3 and second panel 2.And, further realizing being connected between baseband processing units 31 and the RF processing unit between second panel 2 and the 3rd panel 3 through blind socket, connector 5 in order to realize RF processing unit and the electric connection of the baseband processing unit 31 on the 3rd panel 3 on second panel 2.In addition, for being connected between reinforced panel and the panel, double-screw bolt 6 further being set between panel and panel locking.
This shows,, can make active capping unit of the present invention change femto cell into, or serve as multiple-input and multiple-output platform (MIMO) and use from Remote Radio Unit (RRU) through further setting up baseband processing unit 31.Foot shows the present invention and is with good expansibility.
As previously mentioned, between each second panel 2, reserve the space and form the ventilation conduit, between second panel 2 and the 3rd panel 3, also formed the ventilation conduit, this measure can be played certain radiating effect.In order to force radiating effect; The present invention also further is provided with the ventilation hole (not shown) that connects himself for any one or more second panels 2; The ventilation hole that connects himself can also be set on the 3rd panel 3; Purpose is that make between plate and the plate can ventilating convection, further enhance heat effect.
Yet active capping unit is as a system, and its heat dissipation design should comprehensively be carried out, and only fails to guarantee the integral heat sink effect through the mode that above the ventilation conduit is set, ventilation hole is set.Thereby the present invention is provided with said heat sink 4 (also can only be provided with) on a pair of opposite flank of said installing space, improves radiating effect with globality ground, guarantees the operate as normal of active capping unit.
In like manner, described heat sink 4 also is fixed on said first panel 1 bottom surface, two heat sinks 4 also with said each parallel being arranged side by side of second panel 2 (also comprising the 3rd panel 3).Said heat sink 4 has the front that a tabular back side and one is provided with a plurality of needle-like teeth 41, erects the back side that is installed in said first panel 1 with its back side mutually abreast with said each second panel 2.For the radiating effect of maximize thermal part 4, said heat sink 4 is with the installation that fits of its back side and adjacent with it panel.That is to say; According to the side by side order of each second panel 2 (with the 3rd panel 3) on first panel, 1 bottom surface, two heat sinks 4 fit tightly installation with its back side and the panel of the both sides of direction (possibly be that second panel 2 also possibly be the 3rd panel 3) side by side respectively.
Through above a series of comprehensive heat dissipation, can guarantee that whole active capping unit dispels the heat efficiently, thereby guarantee its long-time steady operation.
For the ease of active capping unit by external control; Also be provided with monitor-interface 230 in said digital processing and the interface module 23; It is connected to RF processing unit on the one hand so that the electric property parameter that comprises RF processing unit, radiating doublet 10 is provided, and is connected with a preset control unit (not shown) on the other hand.This control unit is used for obtaining through monitor-interface 230 the electric property parameter of active capping unit; Concurrent load instruction exports to the phase place of the signal of communication of said radiating doublet 10 for active capping unit with change; Thereby; When a plurality of active capping units were organized gust with the regularly arranged mode of matrix, the phase place of signal that can be through coordinating a plurality of active capping units of control removed to change the wave beam of the common formation of whole active capping unit institute.Obviously, the suitable outside that is placed in this active capping unit of this control unit.And for the ease of installing, this active capping unit bottom is provided with a mounting bracket 7, by this mounting bracket 7, can active capping unit be installed on multiple occasion, for example flat board, wall, smallpox etc.
It is thus clear that active capping unit of the present invention has that volume is little, function can be expanded, can organize battle array flexibly, excellent in heat dissipation effect and steady performance.
Further please combine Fig. 4; Active covering array of the present invention is made up of a plurality of aforesaid active capping unit that is installed on the backboard 8; Said backboard 8 provides a plurality of installation sites 81 for said each active capping unit with the mode of arranged; The corresponding mode with matrix of a plurality of described active capping units is installed on said a plurality of installation site 81 regularly; Also be said active capping units of each installation site 81 installings, said backboard 8 is provided with and is used to realize being connected to insert the communication interface circuit of said signal of communication between each active capping unit and the external communication network.
When a plurality of distributed active capping units are formed active covering array, only a backboard 8 that has the installation site 81 of a plurality of blind plugs need be provided, then with each active capping unit through screw locking on corresponding installation site 81 on the backboard 8.Backboard 8 also has optical fiber interface and circuit such as simple monitoring, coupling, power supply, connects and being connected of the blind socket, connector 5 of each unit bottom through the blind socket, connector on the backboard 85, thereby realizes signal communication and power supply, functions such as the calibration that is coupled.Backboard 8 low cost of manufactures can be prepared not the backboard 8 of formation formula on the same group according to the needs of array, and the backboard 8 of 2 * 8 installation sites 81 is for example arranged, and also can prepare the backboard 8 that 1 * 6 installation site 81 is arranged.Can obtain the active covering array of various ways through the multi-form backboard 8 and the combination of a plurality of active capping units.Array way is flexible, can adapt to different application requirements.
As previously mentioned, each active capping unit can be connected with an external control unit, thereby; In active covering array of the present invention; One control unit being set on backboard 8, being used for a plurality of active capping units of centralized control, both can be that this control unit is connected with the monitor-interface 230 of each active capping unit respectively; Also can be monitor-interface 230 external control units of each active capping unit, and then be connected respectively to a centralized control unit by these control units.After the control unit stated, with refer in particular to can a plurality of active capping units of centralized control control unit.
According to aforementioned announcement about active capping unit, active capping unit both can be only with the RF processing unit formation Remote Radio Unit that combines with radiating doublet 10, can form little base station through setting up baseband processing unit 31 again.As shown in Figure 5, for after each active capping unit loads onto baseband processing unit 31, this Distributed Active Antennas unit is equivalent to a base station, can be directly communicates through network interface or light mouth and gateway; As shown in Figure 6, pull down the baseband processing unit 31 of each active capping unit, this unit is equivalent to a RRU, directly communicates with BBU through network interface or light mouth 231.It is thus clear that active capping unit of the present invention is flexible networking as required, realize the distributed covering system of indoor and outdoors.
No matter be which kind of situation, all do not influence the realization of active covering array of the present invention.Active covering array of the present invention can be used as MIMO or as a macro base station use, also can carry out wave beam forming or realization smart antenna by zone branch standard, and its networking mode is flexible.
In order to realize Comprehensive Control to active covering array by said control unit; The present invention is by the adjacent position relation of each active capping unit in the said matrix; This matrix is divided into a plurality of submatrixs; Make each submatrix comprise one group of active capping unit, and the phase place of the said signal of communication of the radiating doublet 10 through each said active capping unit of this control unit adjustment feed-in is so that said each submatrix form the wave beam that points to different spaces respectively.For example, can make the formed beam position of submatrix A zone A, the beam position area B of submatrix B, the beam position zone C of submatrix C, the number of the active capping unit of three sub-matrices A, B, C can be identical, as be 2*3.
The user can also for the control unit input instruction as pre-conditioned; The number that makes said control unit regulate the active capping unit that each submatrix comprised according to this preset condition for example, can make the number of the active capping unit of submatrix A be adjusted into 2*2; The number of the active capping unit of submatrix B is adjusted into 2*4; The active capping unit of submatrix C still is 2*3, through such adjustment, the coverage of submatrix A is diminished; The coverage of submatrix B increases, and the coverage of submatrix is constant.
Situation for multicarrier; The user can also for the control unit input instruction as pre-conditioned; All active capping unit pack processing that make said control unit be used for controlling each said submatrix are contained in specific in a plurality of carrier waves of said signal of communication, for example, make the overlay network of first carrier wave as certain A district; Second carrier wave be as the overlay network in certain B district, and the 3rd carrier wave is as the overlay network in certain C district.
Situation about handling for the multiband of multiple standard mixed transport; The user equally can for the control unit input instruction as pre-conditioned, all active capping unit pack processing that make said control unit be used for controlling each said submatrix are contained in specific a kind of in the multiple standard of said signal of communication.Particularly, the covering signal in A district, B district, C district can be a certain standard among GSM, CDMA, WCDMA, CDMA2000, TD-SCMDA, FDD-LTE, the TDD-LTE respectively, also can be multiple standard.For example the A district is made as the GSM standard, the B district is made as the WCDMA standard, and the C district is made as the TD-SCDMA standard.An active covering array can be realized the covering of multiple standard, has reduced the cost of building a station of different operators.
It is thus clear that, active covering array of the present invention, the group battle array that not only can realize base station mode can also realize the group battle array of Remote Radio Unit pattern.The frame mode of two kinds of group battle arrays roughly the same only needs the baseband processing unit 31 of each active capping unit of dismounting to realize.Also can find out thus, active covering array of the present invention, networking mode is very flexible, and the function that can realize is also very abundant.And; More than be several kinds of situation in the application mode; The present invention can satisfy other any combining and configuring, comprises GSM, CDMA, WCDMA, TD-SCDMA, CDMA2000, FDD-LTE, TDD-LTE etc., and the active capping unit number of group battle array also can be selected flexibly.
Among the present invention; A plurality of active capping units are installed in the mode on the same backboard 8; Be similar to " plug and play "; Be convenient to dilatation, the number that only need increase active capping unit can improve the power of whole active covering array, need not to increase in addition the data traffic that macro base station satisfies sharply to be increased again.The active capping unit of on the array each is actually and works alone, and the damage of some unit was lost efficacy and can not influenced other unit and work on, and the unit that only need change inefficacy when safeguarding gets final product.Easy to maintenance, flexible, can not cause the device waste, reduce maintenance cost.
In sum, the improvement of active capping unit of the present invention is in conjunction with its control mode flexibly, for the realization of macro base station and MIMO provides solution more flexibly.
In brief, above embodiment only in order to the explanation the present invention and and unrestricted technical scheme described in the invention; Therefore, although this specification has carried out detailed explanation to the present invention with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the present invention; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of the present invention, and it all should be encompassed in the middle of the claim scope of the present invention.
Claims (11)
1. an active capping unit comprises the single radiating doublet that is used to receive or launch signal of communication, the RF processing unit that is used for signal of communication is carried out processing and amplifying, and heat sink, it is characterized in that:
Said radiating doublet is installed on the end face of first panel; Said RF processing unit is integrated on some second panels; Electric connection through blind socket, connector realization RF processing unit self between said each second panel, said radiating doublet is connected with RF processing unit on said second panel;
The back side that defines said first panel is installing space to the cylindrical space that extends below; In this installing space scope; Said each second panel is erect the back side that is installed in first panel; Parallel between each second panel side by side to reserve at least one ventilation conduit, at least one side of said installing space is provided with said heat sink.
2. active capping unit according to claim 1; It is characterized in that; Also comprise being used for the baseband processing unit said signal of communication handled in base band level, this baseband processing unit is integrated on parallel the 3rd panel that is arranged side by side with said second panel, and the 3rd panel places in the said installing space scope; Said first back side of panel is fixed in setting, realizes being connected between baseband processing unit and the RF processing unit through blind socket, connector between second panel and the 3rd panel.
3. active capping unit according to claim 1 and 2 is characterized in that, a pair of opposite flank of said installing space is equiped with said heat sink respectively, two heat sinks with said each second panel is parallel is arranged side by side.
4. active capping unit according to claim 3 is characterized in that, said heat sink has the front that a tabular back side and one is provided with a plurality of needle-like teeth, erects the back side that is installed in said first panel with its back side mutually abreast with said each second panel.
5. active capping unit according to claim 4 is characterized in that, said heat sink is with the installation that fits of its back side and adjacent with it panel.
6. active capping unit according to claim 1 and 2 is characterized in that, is provided with one of at least the ventilation hole that connects self in said each panel.
7. active capping unit according to claim 1 and 2; It is characterized in that; One of said second panel is integrated with the power amplifier module that is used for said signal of communication is carried out processing and amplifying that belongs to RF processing unit; Two of said second panel is integrated with the digital-to-analogue exchange module that is used for signal of communication is carried out the digital-to-analogue exchange that belongs to RF processing unit; Three of said second panel is integrated with the digital processing and the interface module that are used for signal of communication is carried out digital processing, PERCOM peripheral communication connection that belongs to RF processing unit, and said signal of communication carries out digital processing after inserting through the signaling interface in digital processing and the interface module; Change after said digital-to-analogue is exchanged module, after said power amplifier module amplifies, export in the said radiating doublet again and launch.
8. active capping unit according to claim 7; It is characterized in that; Also be provided with monitor-interface in said digital processing and the interface module; It is connected with a preset control unit, and this control unit is used to obtain the concurrent load instruction of electric property parameter of active capping unit and exports to the phase place of the signal of communication of said radiating doublet for change active capping unit.
9. active capping unit according to claim 8 is characterized in that said control unit places the outside of this active capping unit.
10. active capping unit according to claim 1 and 2 is characterized in that, this active capping unit bottom is provided with a mounting bracket.
11. an active covering array is characterized in that, it comprises a plurality of like any described active capping unit in the claim 1 to 10, forms array, and the shared same described control unit of all active capping units.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210157527.6A CN102709710B (en) | 2012-05-18 | 2012-05-18 | Active coverage unit and active coverage array formed by same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210157527.6A CN102709710B (en) | 2012-05-18 | 2012-05-18 | Active coverage unit and active coverage array formed by same |
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| CN102709710A true CN102709710A (en) | 2012-10-03 |
| CN102709710B CN102709710B (en) | 2014-11-19 |
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| CN201210157527.6A Active CN102709710B (en) | 2012-05-18 | 2012-05-18 | Active coverage unit and active coverage array formed by same |
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| CN102709710B (en) | 2014-11-19 |
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