CN106253962A - A wireless signal extension device - Google Patents
A wireless signal extension device Download PDFInfo
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- CN106253962A CN106253962A CN201610626248.8A CN201610626248A CN106253962A CN 106253962 A CN106253962 A CN 106253962A CN 201610626248 A CN201610626248 A CN 201610626248A CN 106253962 A CN106253962 A CN 106253962A
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- 238000001514 detection method Methods 0.000 claims abstract description 26
- 230000003321 amplification Effects 0.000 claims abstract description 16
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 16
- 230000008054 signal transmission Effects 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000002955 isolation Methods 0.000 abstract description 2
- 230000010287 polarization Effects 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/15564—Relay station antennae loop interference reduction
- H04B7/15571—Relay station antennae loop interference reduction by signal isolation, e.g. isolation by frequency or by antenna pattern, or by polarization
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
技术领域technical field
本发明涉及无线通信技术领域，尤其涉及一种无线信号延伸装置。The invention relates to the technical field of wireless communication, in particular to a wireless signal extension device.
背景技术Background technique
基站的无线覆盖范围是有限的，当遇到无线信号需要进行远距离或大面积覆盖的应用场合，单纯依靠提高发射机功率或者增加基站数量来实现，则设备的购置成本会大量增加，而且安装难度及维护费用也会相应增加。现有的无线信号中继技术中在功能上存在一定的局限性，主要是相同频率和不同频率的无线信号无法在同一个装置上同时实现半双工和全双工的信号放大，并且对所有通信协议的无线信号进行透明传输。The wireless coverage of the base station is limited. When encountering applications where wireless signals need to be covered over a long distance or in a large area, simply relying on increasing the power of the transmitter or increasing the number of base stations, the purchase cost of the equipment will increase greatly, and the installation Difficulty and maintenance costs will increase accordingly. There are certain functional limitations in the existing wireless signal relay technology, mainly because the wireless signals of the same frequency and different frequencies cannot realize half-duplex and full-duplex signal amplification on the same device at the same time, and all The wireless signal of the communication protocol is transparently transmitted.
发明内容Contents of the invention
根据现有技术存在的问题，本发明公开了一种无线信号延伸装置，包括至少两个对无线信号同时进行发射和接收的双极化天线单元I和双极化天线单元II，所述双极化天线单元I将接收到的无线信号传送至功率检测单元，所述功率检测单元与功率放大单元I和供电单元I相连接，所述功率放大单元I对输入信号进行放大后传送至功率控制单元I，所述功率控制单元I对功率信号进行增益控制后传送至双极化天线单元II进行无线信号发射；According to the problems existing in the prior art, the present invention discloses a wireless signal extension device, which includes at least two dual-polarized antenna units I and dual-polarized antenna units II that simultaneously transmit and receive wireless signals. The antenna unit 1 transmits the received wireless signal to the power detection unit, and the power detection unit is connected with the power amplification unit 1 and the power supply unit 1, and the power amplification unit 1 amplifies the input signal and transmits it to the power control unit I, the power control unit I performs gain control on the power signal and transmits it to the dual-polarized antenna unit II for wireless signal transmission;
所述双极化天线单元II在接收功率控制单元的功率信号的同时还接收无线信号并将其传送至功率检测单元，所述功率检测单元与功率放大单元II和供电单元II相连接，所述功率放大单元II对输入信号进行放大后传送至功率控制单元II，所述功率控制单元II对功率信号进行增益控制后传送至双极化天线单元I进行无线信号发射；The dual-polarized antenna unit II also receives the wireless signal while receiving the power signal of the power control unit and transmits it to the power detection unit, the power detection unit is connected with the power amplification unit II and the power supply unit II, the The power amplifying unit II amplifies the input signal and transmits it to the power control unit II, and the power control unit II performs gain control on the power signal and transmits it to the dual-polarized antenna unit I for wireless signal transmission;
所述功率检测单元实时检测经过双极化天线输入的信号并进行判定：当检测到的功率信号大于预设功率值时，所述功率检测单元控制供电单元对放大单元和功率控制单元进行供电，当功率检测单元检测到的功率信号小于预设功率值时，所述功率检测单元控制供电单元停止对放大单元和功率控制单元进行供电。The power detection unit detects the signal input through the dual-polarized antenna in real time and makes a judgment: when the detected power signal is greater than the preset power value, the power detection unit controls the power supply unit to supply power to the amplification unit and the power control unit, When the power signal detected by the power detection unit is lower than the preset power value, the power detection unit controls the power supply unit to stop supplying power to the amplification unit and the power control unit.
由于采用了上述技术方案，本发明提供的一种无线信号延伸装置，利用同频极化双工的方式，通过高隔离度的双极化天线将小功率无线信号进行整理，放大和同时收发，实现了无线信号的延伸，从而实现了基站或天线无线覆盖范围的扩大，覆盖成本和安装维护难度也会比增加基站数量减少很多。由于其结构简单，不仅便于生产，而且成本非常低廉适于广泛推广。Due to the adoption of the above technical solution, the wireless signal extension device provided by the present invention uses the same-frequency polarization duplex method to organize, amplify, and transmit and receive low-power wireless signals through a dual-polarized antenna with high isolation. The extension of the wireless signal is realized, thereby realizing the expansion of the wireless coverage of the base station or antenna, and the coverage cost and the difficulty of installation and maintenance will be much lower than that of increasing the number of base stations. Because of its simple structure, it is not only convenient for production, but also very low in cost and suitable for wide popularization.
附图说明Description of drawings
为了更清楚地说明本申请实施例或现有技术中的技术方案，下面将对实施例或现有技术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申请中记载的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments described in this application. Those skilled in the art can also obtain other drawings based on these drawings without creative work.
图1为本发明的结构示意图；Fig. 1 is a structural representation of the present invention;
图2为本装置的工作状态示意图。Figure 2 is a schematic diagram of the working state of the device.
具体实施方式detailed description
为使本发明的技术方案和优点更加清楚，下面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的描述：In order to make the technical solutions and advantages of the present invention more clear, the technical solutions in the embodiments of the present invention are clearly and completely described below in conjunction with the drawings in the embodiments of the present invention:
如图1和图2所示的一种无线信号延伸装置，包括至少两个双极化天线单元I 1和双极化天线单元II 10，这两个器件在对无线信号进行接收时同时负责向外部设备发送无线信号，即双极化天线单元I 1将接收到的无线信号传送至功率检测单元4，功率检测单元4与功率放大单元I 2和供电单元I5相连接，功率放大单元I 2对输入信号进行放大后传送至功率控制单元I 3，功率控制单元I3对功率信号进行增益控制后传送至双极化天线单元II10进行无线信号发射。与此同时双极化天线单元II 10在接收功率控制单元3的功率信号的同时还接收无线信号并将其传送至功率检测单元4，功率检测单元4与功率放大单元II 21和供电单元II 51相连接，功率放大单元II 21对输入信号进行放大后传送至功率控制单元II 31，功率控制单元II 31对功率信号进行增益控制后传送至双极化天线单元I 1进行无线信号发射。A kind of wireless signal extending device as shown in Fig. 1 and Fig. 2, comprises at least two dual-polarized antenna unit I 1 and dual-polarized antenna unit II 10, these two devices are responsible for transmitting An external device sends a wireless signal, that is, the dual-polarized antenna unit I 1 transmits the received wireless signal to the power detection unit 4, and the power detection unit 4 is connected with the power amplification unit I 2 and the power supply unit I5, and the power amplification unit I 2 pairs The input signal is amplified and sent to the power control unit I3, and the power control unit I3 controls the gain of the power signal and sends it to the dual-polarized antenna unit II10 for wireless signal transmission. At the same time, the dual-polarized antenna unit II 10 also receives the wireless signal and transmits it to the power detection unit 4 while receiving the power signal of the power control unit 3, and the power detection unit 4 communicates with the power amplification unit II 21 and the power supply unit II 51 connected, the power amplifying unit II 21 amplifies the input signal and transmits it to the power control unit II 31, and the power control unit II 31 performs gain control on the power signal and transmits it to the dual-polarized antenna unit I 1 for wireless signal transmission.
所述功率检测单元4实时检测经过双极化天线输入的信号并进行判定：当检测到的功率信号大于预设功率值时，所述功率检测单元4控制供电单元对放大单元和功率控制单元进行供电，当功率检测单元4检测到的功率信号小于预设功率值时，所述功率检测单元4控制供电单元停止对放大单元和功率控制单元进行供电。从而根据不同的应用场合，对装置的输入功率进行配置，从而实现装置的节能化管理。The power detection unit 4 detects the signal input through the dual-polarized antenna in real time and makes a judgment: when the detected power signal is greater than the preset power value, the power detection unit 4 controls the power supply unit to perform a power-supply operation on the amplification unit and the power control unit. Power supply, when the power signal detected by the power detection unit 4 is less than a preset power value, the power detection unit 4 controls the power supply unit to stop supplying power to the amplification unit and the power control unit. Therefore, according to different application occasions, the input power of the device is configured, so as to realize the energy-saving management of the device.
由于无线基站和无线终端的发射功率和接收灵敏度有限，因此通信距离也是一定的，如果需要增加通信距离，扩大通信范围，可以使用无线延伸装置，如图2所示方式进行布置，将无线基站的无线信号进行延伸与扩展。Since the transmission power and receiving sensitivity of the wireless base station and wireless terminal are limited, the communication distance is also certain. If you need to increase the communication distance and expand the communication range, you can use the wireless extension device and arrange it as shown in Figure 2. The wireless signal is extended and expanded.
以上所述，仅为本发明较佳的具体实施方式，但本发明的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本发明揭露的技术范围内，根据本发明的技术方案及其发明构思加以等同替换或改变，都应涵盖在本发明的保护范围之内。The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.
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| CN201610626248.8A CN106253962A (en) | 2016-08-02 | 2016-08-02 | A wireless signal extension device |
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| CN201610626248.8A CN106253962A (en) | 2016-08-02 | 2016-08-02 | A wireless signal extension device |
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| CN202455351U (en) * | 2011-09-02 | 2012-09-26 | 安徽信安通讯技术有限公司 | Frequency shift repeater for solving indoor covering |
| US20130149957A1 (en) * | 2011-06-14 | 2013-06-13 | Ethertronics, Inc | Adaptive repeater for improved communication system performance |
| CN203968120U (en) * | 2014-07-14 | 2014-11-26 | 广州杰赛科技股份有限公司 | A kind of WAP (wireless access point) power amplifier |
-
2016
- 2016-08-02 CN CN201610626248.8A patent/CN106253962A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1150872A (en) * | 1994-05-11 | 1997-05-28 | 奥根公司 | Forwarder |
| KR20000015358A (en) * | 1998-08-28 | 2000-03-15 | 김영환 | Detector for transmission power in a testing device of a base station in a wireless local loop(will) system |
| CN2819659Y (en) * | 2005-06-27 | 2006-09-20 | 沈阳奥维通信技术有限公司 | Direct WCDMA broadcast station of mobile telecommunication |
| CN201639582U (en) * | 2009-11-23 | 2010-11-17 | 福建京奥通信技术有限公司 | Repeater solving mobile object coverage |
| CN201639583U (en) * | 2009-12-31 | 2010-11-17 | 重庆汇桥通信技术有限公司 | Frequency-selecting repeater |
| CN102142620A (en) * | 2010-12-06 | 2011-08-03 | 华为技术有限公司 | Dual-polarization omnidirectional antenna and wireless transceiving equipment |
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