WO2013064091A1 - 一种有源天线系统、基站和通信系统 - Google Patents

一种有源天线系统、基站和通信系统 Download PDF

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Publication number
WO2013064091A1
WO2013064091A1 PCT/CN2012/083959 CN2012083959W WO2013064091A1 WO 2013064091 A1 WO2013064091 A1 WO 2013064091A1 CN 2012083959 W CN2012083959 W CN 2012083959W WO 2013064091 A1 WO2013064091 A1 WO 2013064091A1
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WIPO (PCT)
Prior art keywords
antenna
radio remote
remote unit
unit
internal connection
Prior art date
Application number
PCT/CN2012/083959
Other languages
English (en)
French (fr)
Inventor
龚坚
王彬
王希山
尚志伟
孙伟华
杨波
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN2011204287106U external-priority patent/CN202282872U/zh
Priority claimed from CN201110342354.0A external-priority patent/CN102395226B/zh
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Publication of WO2013064091A1 publication Critical patent/WO2013064091A1/zh

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/12Supports; Mounting means
    • H01Q1/22Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/246Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24Cell structures
    • H04W16/28Cell structures using beam steering

Definitions

  • the present invention relates to the field of antenna technologies, and in particular, to an active antenna system, a base station, and a communication system.
  • Radio Remote Unit With the development of wireless technology, the highly integrated design of the antenna and Radio Remote Unit (RRU) will become a new design trend in the future.
  • the active antenna system in the prior art includes two antenna units and an RRU part, which are separately designed, and the signals are transmitted through the feeder connection, as shown in FIG.
  • the antenna and the RRU are independently arranged, and the two transmit signals through an external feeder.
  • the existing antenna and RRU independent design solutions in the prior art cannot meet the requirements of the new design scheme in which the antenna and the RRU are highly integrated.
  • the authentication test methods and related authentication standards for antennas and RRUs in the prior art are still performed separately for independent antennas and RRUs.
  • aspects of the present invention provide an active antenna system, a base station, and a communication system, which can integrate an antenna and a radio remote unit, and at the same time facilitate quick connection without affecting the antenna and the shot.
  • the frequency pull units are each individually certified.
  • An aspect of the present invention provides an active antenna system, including: an antenna, a radio remote unit RRU, and an internal connection unit, where
  • the antenna is connected to the interior of the radio remote unit through the internal connecting unit, and the internal connecting unit is configured to implement signal transmission between the antenna and the radio remote unit;
  • the antenna and the radio remote unit are detachably connected;
  • the interface between the antenna and the radio remote unit is a sealed connection.
  • the radio remote unit includes: a heat sink, a printed circuit board PCB, a cover cover, and a filter;
  • the antenna includes: a feed network, a reflector, an antenna array, a radome, and a transit enclosure; the filter is coupled to one end of the internal connection unit, and the feed network and the internal connection unit The other end is connected, the radome covers the surface of the feed network, the reflector and the antenna array, and the heat sink and the radome are connected to the transfer enclosure
  • the transfer enclosure is configured to implement a detachable connection between the antenna and the radio remote unit.
  • the radio remote unit includes: a heat sink, a printed circuit board PCB, a shielding cover, and a filter;
  • the antenna includes: a feed network, a reflector, an antenna array, and a radome;
  • the filter is connected to one end of the internal connection unit, the feed network is connected to the other end of the internal connection unit, and the radome covers the feed network, the reflector, and the The surface of the antenna array is detachably connected to the heat sink to achieve a detachable connection between the antenna and the radio remote unit.
  • Another aspect of the present invention provides a base station including the above active antenna system.
  • Another aspect of the present invention provides a communication system including the above base station.
  • the antenna of the active antenna system and the interior of the remote radio unit are transmitted through the internal connection unit, thereby realizing the integration of the antenna and the radio remote unit, and the antenna and the radio remote unit are detachable.
  • the connection is convenient for quick connection and can meet the individual certification of the antenna and the remote radio unit, and meet the relevant certification standards.
  • FIG. 1 is a schematic diagram of connection between a prior art antenna and a radio remote unit
  • FIG. 2 is a cross-sectional view of an antenna and a radio remote unit in an active antenna system according to an embodiment of the present invention
  • FIG. 3 is a schematic cross-sectional view of an antenna and a radio remote unit in another active antenna system according to an embodiment of the present invention.
  • the embodiments of the present invention provide an active antenna system, a base station, and a communication system, which can integrate the antenna and the RRU, and at the same time facilitate quick connection without affecting the separate authentication of the antenna and the RRU.
  • An active antenna system provided by an embodiment of the present invention may include: an antenna, a radio remote unit, and an internal connection unit, where
  • the antenna is connected to the interior of the radio remote unit through an internal connection unit, and the internal connection unit is used for signal transmission between the antenna and the radio remote unit;
  • the interface between the antenna and the remote radio unit is a sealed connection.
  • an interface between the antenna and the radio remote unit in the active antenna system provided by the embodiment of the present invention can be sealed by at least one of a strip and a glue.
  • the internal connecting unit may specifically be a connector or a cable or a jumper.
  • the internal connection unit can realize the internal of the active antenna system. Disassembly, for example, when the antenna and the radio remote unit need to be disassembled, the internal connection unit can be detached from the antenna to remain connected with the radio remote unit, and the internal connection unit can also be detached from the radio remote unit. The connection to the antenna is reserved. The internal connection unit can also be removed from the antenna and removed from the radio remote unit.
  • the specific implementation is determined by a specific scenario, which is not limited herein.
  • the active antenna system is a rectangular parallelepiped, and the active antenna system is sectioned from the top to the bottom along the joint interface of the antenna and the remote radio unit.
  • the front is an antenna
  • the rear is a radio remote unit.
  • the RF remote unit is flipped down by 180 degrees to obtain a cross-sectional view of the antenna and the radio remote unit as shown in FIG. 2 .
  • the radio remote unit 201 may specifically include a heat sink 203, a printed circuit board 204 (PCB), a shield cover 205, and a filter 206.
  • the antenna 202 may specifically include: a feed network 209, a reflector 210, an antenna array 211, a radome 212, and a transit enclosure 207. among them,
  • the filter 206 is connected to one end of the internal connection unit 208, the feed network 209 is connected to the other end of the internal connection unit 208, and the radome 212 covers the surface of the feed network 209, the reflector 210, and the antenna array 211.
  • the heat sink 203 and the radome 212 are both connected to the transfer enclosure 207, and the transfer enclosure 207 is used to implement a detachable connection between the antenna 202 and the radio remote unit 201.
  • the shielding cover 205 and the filter 206 may be fixed connections, the filter 206 may be fixed on the shielding cover 205, the antenna array 211 may be connected to the feeding network 209 and the reflecting plate 210, and the shielding cover 205 may be covered on the printed circuit.
  • the heat sink 203, the radome 212 and the transfer enclosure 207 can together form the peripheral surface of the active antenna system provided by the present embodiment, such that the active antenna system is an integrated antenna and RRU integrated structure.
  • FIG. 2 two internal connection units are given, which are only examples. The number of internal connection units is determined by a specific application scenario, and details are not described herein.
  • the transit enclosure 207 in the embodiment of the present invention belongs to a part of the antenna 202, and the transit enclosure 207 is connected to the radome 212 in the antenna 202, and the relay enclosure 207 and the heat sink 203 in the radio remote unit 201
  • the detachable connection between the antenna 202 and the radio remote unit 201 in the embodiment of the present invention is implemented by the transit enclosure 207, and is required between the antenna 202 and the radio remote unit 201.
  • the heat sink 203 is detached from the transfer enclosure 207, and the antenna 202 is separated from the radio remote unit 201.
  • the heat sink is used.
  • the antenna 202 and the radio remote unit 201 can be combined to realize integrated integration.
  • the active antenna system is a rectangular parallelepiped, and the active antenna system is The interface between the antenna and the remote radio unit is a cross-sectional view from the top to the bottom. Assume that the front is an antenna, and the rear is a radio remote unit. The radio remote unit is flipped down by 180 degrees to obtain the antenna shown in FIG. And the radio remote unit 301 specifically includes: a heat sink 303, a printed circuit board 304, a shield cover 305, and a filter 306.
  • the antenna 302 may specifically include: a feed network 309, a reflector 310, an antenna array 311, and a radome 312. among them,
  • the filter 306 is connected to one end of the internal connection unit 308, the feed network 309 is connected to the other end of the internal connection unit 308, and the radome 312 covers the surface of the feed network 309, the reflection plate 310 and the antenna array 311.
  • the radome 312 and the heat sink 303 are detachably connected to realize a detachable connection between the antenna 302 and the radio remote unit 301.
  • the shielding cover 305 and the filter 306 may be fixed connections, the filter 306 is fixed on the shielding cover 305, the antenna array 311 may be connected to the feeding network 309 and the reflecting plate 310, and the shielding cover 305 may be covered on the printed circuit board. On 304, it functions as a shield signal and protects the printed circuit board 304.
  • the radome 312 is connected to the heat sink 303 and can be detached. When the antenna 302 and the radio remote unit 301 need to be disassembled, the heat sink 303 and the radome 312 are detached. The antenna 302 is separated from the radio remote unit 301.
  • the heat sink 303 and the radome 312 are connected together, so that the antenna 302 and the radio remote unit 301 can be connected. Put together to achieve integrated integration. That is to say, the heat sink 303 and the radome 312 can together constitute the peripheral surface of the active antenna system provided by the embodiment, and the active antenna system is an integrated structure of the antenna and the RRU.
  • FIG. 3 two internal connection units are given, which are only examples. The number of internal connection units is determined by a specific application scenario, and details are not described herein.
  • the antenna of the active antenna system and the interior of the remote radio unit are transmitted through the internal connection unit, thereby realizing the integration of the antenna and the RRU, and the antenna and the radio remote unit are detachably connected, which is convenient. Quickly connected to meet the individual certification of the antenna and RRU. Meet the relevant certification standards.
  • the embodiment of the present invention further provides a base station, including any one of the above-mentioned active antenna systems.
  • the active antenna system included in the base station may include: an antenna and an internal unit of the radio remote unit are connected through an internal connection unit, and the internal The connecting unit is configured to implement signal transmission between the antenna and the radio remote unit; the antenna and the radio remote unit are detachably connected; and the interface between the antenna and the radio remote unit is a sealed connection.
  • the active antenna system included in the base station may be specifically as shown in the figure.
  • the embodiment of the present invention further provides a communication system, including the foregoing base station, the base station includes any one of the above-mentioned active antenna systems, and the active antenna system included in the base station may specifically include: passing between the antenna and the interior of the radio remote unit The internal connection unit is connected, the internal connection unit is used for signal transmission between the antenna and the radio remote unit; the antenna and the radio remote unit are detachably connected; the interface between the antenna and the radio remote unit is sealed.
  • the active antenna system included in the base station may be specifically shown in FIG. 2 and FIG. 3, and details are not described herein again.
  • the embodiment of the present invention further provides a method for installing or manufacturing an active antenna system.
  • the installation or manufacturing method may be combined by hardware, software or software and hardware. Way to achieve.
  • the steps may be stored in a storable medium in a program, and the storable medium may be a read only memory (ROM), a random access memory (RAM), or the like.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Details Of Aerials (AREA)

Abstract

本发明实施例公开了一种有源天线系统、基站和通信系统,能够使天线和射频拉远单元集成为一体,同时又便于快速装连,也不影响天线和射频拉远单元各自单独的认证。本发明实施例提供的有源天线系统包括:天线、射频拉远单元RRU和内部连接单元,其中,所述天线与所述射频拉远单元的内部之间通过所述内部连接单元相连接,所述内部连接单元用于实现所述天线和所述射频拉远单元之间的信号传输;所述天线与所述射频拉远单元之间为可拆卸连接;所述天线与所述射频拉远单元的接合界面为密封连接。

Description

一种有源天线系统、 基站和通信系统
本申请要求了 2011年 11月 2 日提交的, 申请号为 201110342354.0, 发 明名称为"一种有源天线系统、基站和通信系统"的中国专利申请以及 2011年 11月 2日提交的,申请号为 201120428710.6,发明名称为"一种有源天线系统、 基站和通信系统"的中国专利申请的优先权,其全部内容通过引用结合在本申 请中。
技术领域 本发明涉及天线技术领域, 尤其涉及一种有源天线系统、 基站和通信 系统。
背景技术
随着无线技术的发展,天线与射频拉远单元(RRU, Radio Remote Unit ) 高度集成设计将成为日后发展的一种新型设计方案的趋势。
现有技术中的有源天线系统( AAS , Active Antenna System ) 包括分别为 独立设计的天线部分与 RRU部分两个单元,两者之间通过馈线连接进行信号 传输, 如图 1所示, 传统的天线和 RRU分别是独立布局, 两者通过外部的一 根馈线进行信号传输。显然现有技术中存在的天线和 RRU独立设计的方案无 法满足天线与 RRU高度集成的新型设计方案需求。 另外, 现有技术中对天线 和 RRU 的认证测试方法和相关的认证标准仍然是分别针对独立的天线和 RRU进行的, 因此亟待提出一种既能够使天线和 RRU高度集成的设计方案 以适应有源天线系统朝大功率、 小型化、 高热耗、 低成本的方向发展, 同时 仍能够满足分别针对天线和 RRU各自单独的认证测试方法和相关的认证标 准。
发明内容
本发明的多个方面提供了一种有源天线系统、 基站和通信系统, 能够使 天线和射频拉远单元集成为一体, 同时又便于快速装连, 也不影响天线和射 频拉远单元各自单独的认证。
本发明一方面提供一种有源天线系统, 包括: 天线、 射频拉远单元 RRU 和内部连接单元, 其中,
所述天线与所述射频拉远单元的内部之间通过所述内部连接单元相连 接, 所述内部连接单元用于实现所述天线和所述射频拉远单元之间的信号传 输;
所述天线与所述射频拉远单元之间为可拆卸连接;
所述天线与所述射频拉远单元的接合界面为密封连接。
一种可选的实现方式,所述射频拉远单元包括:散热器、印制电路板 PCB、 展蔽盖和滤波器;
所述天线包括: 馈电网络、 反射板、 天线阵子、 天线罩和转接围框; 所述滤波器与所述内部连接单元的一端相连接, 所述馈电网络与所述内 部连接单元的另一端相连接, 所述天线罩覆盖在所述馈电网络、 所述反射板 和所述天线阵子三者的表面, 所述散热器和所述天线罩都连接在所述转接围 框上, 所述转接围框用于实现所述天线与所述射频拉远单元之间的可拆卸连 接。
另一种可选的实现方式, 所述射频拉远单元包括: 散热器、 印制电路板 PCB、 屏蔽盖和滤波器;
所述天线包括: 馈电网络、 反射板、 天线阵子和天线罩;
所述滤波器与所述内部连接单元的一端相连接, 所述馈电网络与所述内 部连接单元的另一端相连接, 所述天线罩覆盖在所述馈电网络、 所述反射板、 所述天线阵子三者的表面, 所述天线罩与所述散热器为可拆卸连接, 以实现 所述天线与所述射频拉远单元之间的可拆卸连接。
本发明另一方面提供一种基站, 包括上述有源天线系统。
本发明再一方面提供一种通信系统, 包括上述基站。
在本发明实施例中, 有源天线系统的天线和射频拉远单元的内部通过内 部连接单元进行信号传输, 实现了天线和射频拉远单元的集成, 天线与射频 拉远单元之间为可拆卸连接, 便于快速装连, 能够满足对天线和射频拉远单 元各自单独的认证, 符合各自相关的认证标准。 附图说明
为了更清楚地说明本发明实施例中的技术方案, 下面将对实施例描述中 所需要使用的附图作简单地介绍, 显而易见地, 下面描述中的附图仅仅是本 发明的一些实施例, 对于本领域的技术人员来讲, 还可以根据这些附图获得 其他的附图。
图 1为现有技术天线和射频拉远单元的连接示意图;
图 2为本发明实施例提供的一种有源天线系统中的天线和射频拉远单元 的剖面示意图;
图 3为本发明实施例提供的另一种有源天线系统中的天线和射频拉远单 元的剖面示意图。
具体实施方式
本发明实施例提供了一种有源天线系统、 基站和通信系统, 能够使天线 和 RRU集成为一体, 同时又便于快速装连, 也不影响天线和 RRU各自单独 的认证。
为使得本发明的发明目的、 特征、 优点能够更加的明显和易懂, 下面将 结合本发明实施例中的附图, 对本发明实施例中的技术方案进行清楚、 完整 地描述, 显然, 下面所描述的实施例仅仅是本发明一部分实施例, 而非全部 实施例。 基于本发明中的实施例, 本领域的技术人员所获得的所有其他实施 例, 都属于本发明保护的范围。
本发明实施例提供的一种有源天线系统, 可以包括: 天线、 射频拉远单 元和内部连接单元, 其中,
天线与射频拉远单元的内部之间通过内部连接单元相连接, 内部连接单 元用于实现天线和射频拉远单元之间的信号传输;
天线与射频拉远单元之间为可拆卸连接;
天线与射频拉远单元的接合界面为密封连接。
在实际应用中, 一种可实现的方式为, 本发明实施例提供的有源天线系 统中的天线与射频拉远单元的接合界面可以通过胶条、 涂胶中的至少一种实 现密封连接。
在实际应用中, 内部连接单元具体可以为连接器或线缆或跳线等其中的 至少一个, 当然在具体应用中还存在其它可以作为内部连接单元的设备, 只 要能够实现天线和射频拉远单元之间的信号传输即可, 其中, 内部连接单元 可以实现有源天线系统内部的可拆卸, 例如, 当天线与射频拉远单元之间需 要拆卸时, 内部连接单元可以从天线上拆卸下来而保留与射频拉远单元的连 接, 内部连接单元也可以从射频拉远单元上拆卸下来而保留与天线的连接, 内部连接单元还可以从天线上拆卸下来, 同时从射频拉远单元上拆下来, 具 体的实施方式由具体的场景决定, 此处不做限定。
在实际应用中, 一种可实现的方式是, 如图 2所示, 有源天线系统为一 长方体, 将该有源天线系统沿着天线与射频拉远单元的接合界面从上向下作 剖面图, 假设前面为天线, 后面为射频拉远单元, 将射频拉远单元向下翻转 180度即可得到如图 2所示的天线和射频拉远单元的剖视图。 射频拉远单元 201具体可以包括:散热器 203、印制电路板 204 ( PCB, Printed Circuit Board )、 屏蔽盖 205和滤波器 206。 天线 202具体可以包括: 馈电网络 209、 反射板 210、 天线阵子 211、 天线罩 212和转接围框 207。 其中,
滤波器 206与内部连接单元 208的一端相连接, 馈电网络 209与内部连 接单元 208的另一端相连接, 天线罩 212覆盖在馈电网络 209、 反射板 210、 天线阵子 211三者的表面, 散热器 203和天线罩 212都连接在转接围框 207 上,转接围框 207用于实现天线 202与射频拉远单元 201之间的可拆卸连接。 其中, 屏蔽盖 205和滤波器 206可以是固定连接, 滤波器 206可以固定在屏 蔽盖 205上, 天线阵子 211可以与馈电网络 209、 反射板 210相连接, 屏蔽 盖 205可以覆盖在印制电路板 204上, 起到屏蔽信号和保护印制电路板 204 的作用。 散热器 203、 天线罩 212和转接围框 207可以共同构成本实施例提 供的有源天线系统的外围面,使该有源天线系统为天线和 RRU集成一体化结 构。
需要说明的是, 在图 2中给出了 2个内部连接单元, 此处只是举例而已, 当然内部连接单元的个数由具体的应用场景决定, 此处不再赘述。
本发明实施例中的转接围框 207属于天线 202的一部分, 转接围框 207 与天线 202中的天线罩 212相连接, 并且转接围框 207与射频拉远单元 201 中的散热器 203相连接, 本发明实施例中的天线 202和射频拉远单元 201的 可拆卸连接通过转接围框 207实现, 当天线 202与射频拉远单元 201之间需 要拆卸时, 将散热器 203从转接围框 207上拆卸下来, 即可将天线 202与射 频拉远单元 201相分开, 当天线 202与射频拉远单元 201之间需要组合时, 将散热器 203连接在转接围框 207上,就能够将天线 202与射频拉远单元 201 之间组合在一起, 实现一体化集成。
在实际应用中, 另一种可实现的方式是, 相比于前一实现方式, 不需要 转接围框, 如图 3所示, 有源天线系统为一长方体, 将该有源天线系统沿着 天线与射频拉远单元的接合界面从上向下作剖面图, 假设前面为天线, 后面 为射频拉远单元, 将射频拉远单元向下翻转 180度即可得到如图 3所示的天 线和射频拉远单元的剖视图, 射频拉远单元 301具体可以包括: 散热器 303、 印制电路板 304、 屏蔽盖 305和滤波器 306。 天线 302具体可以包括: 馈电网 络 309、 反射板 310、 天线阵子 311和天线罩 312。 其中,
滤波器 306与内部连接单元 308的一端相连接, 馈电网络 309与内部连 接单元 308的另一端相连接, 天线罩 312覆盖在馈电网络 309、 反射板 310 和天线阵子 311三者的表面, 天线罩 312与散热器 303为可拆卸连接, 以实 现天线 302与射频拉远单元 301之间的可拆卸连接。
其中, 屏蔽盖 305和滤波器 306可以是固定连接, 滤波器 306固定在屏 蔽盖 305上, 天线阵子 311可以与馈电网络 309、 反射板 310相连接, 屏蔽 盖 305可以覆盖在印制电路板 304上, 起到屏蔽信号和保护印制电路板 304 的作用。 需要说明的是, 本发明实施例中天线罩 312与散热器 303相连接并 且能够拆卸, 天线 302与射频拉远单元 301之间需要拆卸时, 将散热器 303 与天线罩 312拆卸开, 即可将天线 302与射频拉远单元 301相分开, 当天线 302与射频拉远单元 301之间需要组合时, 将散热器 303与天线罩 312连接 在一起, 就能够将天线 302与射频拉远单元 301之间组合在一起, 实现一体 化集成。 也就是说, 散热器 303和天线罩 312可以共同构成本实施例提供的 有源天线系统的外围面, 使该有源天线系统为天线和 RRU集成一体化结构。
需要说明的是, 在图 3中给出了 2个内部连接单元, 此处只是举例而已, 当然内部连接单元的个数由具体的应用场景决定, 此处不再赘述。
在本发明实施例中, 有源天线系统的天线和射频拉远单元的内部通过内 部连接单元进行信号传输, 实现了天线和 RRU的集成, 天线与射频拉远单元 之间为可拆卸连接,便于快速装连,能够满足对天线和 RRU各自单独的认证, 符合相关的认证标准。
本发明实施例还提供一种基站, 包括上述任意一种有源天线系统, 基站 所包括的有源天线系统具体可以包括: 天线与射频拉远单元的内部之间通过 内部连接单元相连接, 内部连接单元用于实现天线和射频拉远单元之间的信 号传输; 天线与射频拉远单元之间为可拆卸连接; 天线与射频拉远单元的接 合界面为密封连接。 在实际应用中基站所包括的有源天线系统具体可以如图
2和图 3所示, 此处不再赘述。
本发明实施例还提供一种通信系统, 包括上述基站, 该基站包括上述任 一种有源天线系统, 基站所包括的有源天线系统具体可以包括: 天线与射频 拉远单元的内部之间通过内部连接单元相连接, 内部连接单元用于实现天线 和射频拉远单元之间的信号传输; 天线与射频拉远单元之间为可拆卸连接; 天线与射频拉远单元的接合界面为密封连接。 在实际应用中基站所包括的有 源天线系统具体可以如图 2和图 3所示, 此处不再赘述。
本发明实施例还提供一种有源天线系统的安装或制造方法, 具体可参考 以上实施例对于该有源天线系统的结构的描述, 该安装或制造方法可以由硬 件, 软件或软硬件结合的方式实现。 使用软件实现时, 其步骤可以以程序的 方式存储于可存储介质中,该可存储介质可以为只读存储器( ROM, Read Only Memory ), 随机存取介质 ( RAM, Random Access Memory )等。
以上对本发明所提供的一种有源天线系统、 基站和通信系统进行了详细 介绍, 对于本领域的一般技术人员, 依据本发明实施例的记载, 在具体实施 方式及应用范围上均可有改变之处, 综上所述, 本说明书内容不应理解为对 本发明的限制。

Claims

权利 要求
1、 一种有源天线系统, 其特征在于, 包括: 天线、 射频拉远单元 RRU 和内部连接单元, 其中,
所述天线与所述射频拉远单元的内部之间通过所述内部连接单元相连 接, 所述内部连接单元用于实现所述天线和所述射频拉远单元之间的信号传 输;
所述天线与所述射频拉远单元之间为可拆卸连接;
所述天线与所述射频拉远单元的接合界面为密封连接。
2、 根据权利要求 1所述的有源天线系统, 其特征在于,
所述射频拉远单元包括: 散热器、 印制电路板 PCB、 屏蔽盖和滤波器; 所述天线包括: 馈电网络、 反射板、 天线阵子、 天线罩和转接围框; 所述滤波器与所述内部连接单元的一端相连接, 所述馈电网络与所述内 部连接单元的另一端相连接, 所述天线罩覆盖在所述馈电网络、 所述反射板 和所述天线阵子三者的表面, 所述散热器和所述天线罩都连接在所述转接围 框上, 所述转接围框用于实现所述天线与所述射频拉远单元之间的可拆卸连 接。
3、 根据权利要求 1所述的有源天线系统, 其特征在于,
所述射频拉远单元包括: 散热器、 印制电路板 PCB、 屏蔽盖和滤波器; 所述天线包括: 馈电网络、 反射板、 天线阵子和天线罩;
所述滤波器与所述内部连接单元的一端相连接, 所述馈电网络与所述内 部连接单元的另一端相连接, 所述天线罩与所述散热器为可拆卸连接, 以实 现所述天线与所述射频拉远单元之间的可拆卸连接。
4、 根据权利要求 1至 3中任一项所述的有源天线系统, 其特征在于, 所 述天线与所述射频拉远单元的接合界面通过胶条、 涂胶中的至少一个实现密 封连接。
5、 根据权利要求 1至 3中任一项所述的有源天线系统, 其特征在于, 所 述内部连接单元包括: 连接器、 线缆、 跳线中的至少一个。
6、 一种基站, 其特征在于, 包括根据如权利要求 1至 5中任意一项所述 的有源天线系统。
7、 一种通信系统, 其特征在于, 包括如根据权利要求 6所述的基站。
PCT/CN2012/083959 2011-11-02 2012-11-02 一种有源天线系统、基站和通信系统 WO2013064091A1 (zh)

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