WO2011072582A1 - 一种odu的控制、测试方法、装置和系统 - Google Patents

一种odu的控制、测试方法、装置和系统 Download PDF

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Publication number
WO2011072582A1
WO2011072582A1 PCT/CN2010/079510 CN2010079510W WO2011072582A1 WO 2011072582 A1 WO2011072582 A1 WO 2011072582A1 CN 2010079510 W CN2010079510 W CN 2010079510W WO 2011072582 A1 WO2011072582 A1 WO 2011072582A1
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Prior art keywords
odu
signal
sender
control signal
modulated
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PCT/CN2010/079510
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English (en)
French (fr)
Inventor
吕文龙
吕廷海
王伟
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华为技术有限公司
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Publication of WO2011072582A1 publication Critical patent/WO2011072582A1/zh

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/30Monitoring; Testing of propagation channels
    • H04B17/309Measuring or estimating channel quality parameters

Definitions

  • Microwave technology directly transmits data through space without the need to lay fiber or cable. It has obvious engineering advantages in cities, remote areas or special areas (such as rivers). Microwave technology is convenient for networking, flexible in use, and short in service opening time. With the development of microwave technology, the cost of microwave equipment is gradually reduced. Therefore, the use of microwave technology is becoming more and more widespread.
  • the Indoor Unit (IDU) and the Outdoor Unit (ODU) are two common microwave devices.
  • the IDU is connected to the ODU through an intermediate frequency cable.
  • the IDU controls the ODU through an intermediate frequency cable.
  • the ODU is mounted on the iron tower.
  • the ODU is connected to an antenna, and the radio frequency signal is transmitted through the antenna.
  • the staff tests the ODU on the tower. If the ODU needs to be controlled, it is necessary to instruct the IDU staff to operate by telephone or the like, which is inconvenient. Summary of the invention
  • Embodiments of the present invention provide an apparatus and system for controlling, testing, and controlling an ODU, and implementing direct control of an ODU while testing an ODU.
  • An embodiment of the present invention provides a method for controlling an outdoor unit ODU of a sender, where the sender ODU sends a radio frequency signal to the receiver ODU, including:
  • An embodiment of the present invention provides a method for controlling a transmitting ODU, where the sending ODU sends a radio frequency signal to a receiving ODU, including:
  • the radio frequency signal is controlled according to the demodulated control signal.
  • An embodiment of the present invention provides a method for testing an ODU, including:
  • the power signal is displayed.
  • the embodiment of the present invention provides a control device for a sender ODU, where the sender ODU sends a radio frequency signal to the receiver ODU, including:
  • control unit configured to generate a control signal
  • a modulating unit configured to modulate the control signal to obtain a modulated control signal
  • a sending unit configured to send the modulated control signal to the sender ODU through an RSSI port of a sender ODU, where The transmitting ODU controls the radio frequency signal according to the modulated control signal.
  • the embodiment of the invention provides a sender ODU, and the sender ODU sends a radio frequency signal.
  • the recipient ODU including:
  • a receiving unit configured to receive, by using an RSSI port of the transmitting ODU, a modulated control signal
  • a demodulating unit configured to demodulate the modulated control signal to obtain a demodulated control signal
  • control unit configured to control the radio frequency signal according to the demodulated control signal.
  • An embodiment of the present invention provides an apparatus for testing an ODU, including:
  • a receiving unit configured to receive, by using an RSSI port of the ODU, a modulated voltage signal from the ODU, where the modulated voltage signal indicates an intensity of the received radio frequency signal;
  • a demodulation unit configured to demodulate the modulated voltage signal to obtain a demodulated voltage signal
  • a converting unit configured to convert the demodulated voltage signal into a power signal
  • a display unit configured to display the power signal.
  • An embodiment of the present invention provides an ODU test system, including:
  • a sender ODU control device a sender ODU, a receiver ODU, and a receiver ODU test device, the sender ODU transmitting a radio frequency signal to the receiver ODU;
  • the sender ODU control device is configured to generate a control signal, modulate the control signal, obtain a modulated control signal, and send the modulated control signal to the sender through an RSSI port of a sender ODU.
  • the sender ODU is configured to receive the modulated control signal, demodulate the modulated control signal, obtain a demodulated control signal, and control the radio frequency according to the demodulated control signal Signal
  • the receiving ODU is configured to receive the radio frequency signal, and send the modulated voltage signal to the receiver ODU testing device by using an RSSI port of the receiving ODU, where the modulated voltage signal indicates the strength of the received radio frequency signal.
  • the receiving ODU test device is configured to receive the modulated voltage signal, demodulate the modulated voltage signal, obtain a demodulated voltage signal, and use the demodulated voltage signal The number is converted to a power signal, and the power signal is displayed.
  • the method for controlling the sender ODU provided by the embodiment of the present invention, the sender ODU sends a radio frequency signal to the receiver ODU, the method includes: generating a control signal; modulating the control signal to obtain a modulated control signal; The modulated control signal is sent to the sender ODU through the received signal strength indication RSSI port of the sender ODU, and the sender ODU controls the radio frequency signal according to the modulated control signal.
  • the RSSI port is a port on the ODU.
  • the modulated control signal is sent to the ODU through the RSSI port, and the ODU can be directly controlled.
  • the IDU staff is not required to perform operations by means of a telephone, thereby avoiding waste of human resources. The start and maintenance of the microwave.
  • FIG. 1 is a flowchart of a method for controlling a sender ODU according to an embodiment of the present invention
  • FIG. 2 is a flowchart of another method for controlling a sender ODU according to an embodiment of the present invention
  • FIG. 4 is a flowchart of a method for controlling a transmitting ODU according to an embodiment of the present invention
  • FIG. 5 is a flowchart of a method for testing an ODU according to an embodiment of the present invention
  • FIG. 6 is a structural diagram of a control device for a sender ODU according to an embodiment of the present invention
  • FIG. 7 is a structural diagram of a sender ODU according to an embodiment of the present invention
  • FIG. 8 is a structural diagram of an ODU testing apparatus according to an embodiment of the present invention.
  • FIG. 9 is a structural diagram of a test system of an ODU according to an embodiment of the present invention. detailed description
  • a method for controlling a sender ODU includes: S100, generating a control signal;
  • S104 Send the modulated control signal to the sender ODU by using a received signal strength indicator RSSI port of the sender ODU, where the sender ODU controls the radio frequency signal according to the modulated control signal.
  • the modulated control signal is sent to the ODU through the RSSI port, and the ODU can be directly controlled, and the IDU staff is not required to perform operations by using a telephone or the like, thereby avoiding waste of human resources and facilitating microwaves. Start and maintenance.
  • the sender ODU sends a radio frequency signal to a receiver ODU, and the method includes:
  • control of the transmitting ODU is implemented by the handheld terminal device.
  • the user inputs a command to control the transmit power through the keyboard input of the handheld terminal device, and the control unit of the handheld terminal device generates a control transmit power after receiving the control command. signal.
  • the commonly used modulation method can be used, and the modulated control signal can be an Amplitude Shift Keying (ASK) signal or a Frequency Shift Keying (FSK) signal.
  • ASK Amplitude Shift Keying
  • FSK Frequency Shift Keying
  • S204 Send the modulated control signal to the sender ODU through a received signal strength indication RSSI port of the sender ODU, where the sender ODU controls the transmit power of the radio frequency signal according to the modulated control signal. .
  • the handheld terminal device transmits the modulated control signal to the transmitting ODU through a cable connected to the RSSI port of the transmitting ODU, and after receiving the modulated control signal, the transmitting ODU first demodulates and obtains the demodulated control. The signal, and then the transmitting ODU, can control the transmit power according to the control signal.
  • the modulated control signal is sent to the ODU through the RSSI port, and the ODU can be directly controlled, and the IDU staff is not required to perform operations by means of a telephone or the like. It avoids the waste of human resources and facilitates the start and maintenance of microwaves.
  • a method for controlling a sender ODU according to an embodiment of the present invention where the sender ODU sends a radio frequency signal to a receiver ODU, the method includes:
  • control of the transmitting ODU is implemented by the handheld terminal device.
  • the user inputs a command to control the transmitting frequency through the keyboard input of the handheld terminal device, and the control unit of the handheld terminal device generates a control transmitting frequency after receiving the control command. signal.
  • the commonly used modulation method can be used, and the modulated control signal can be an Amplitude Shift Keying (ASK) signal or a Frequency Shift Keying (FSK) signal.
  • ASK Amplitude Shift Keying
  • FSK Frequency Shift Keying
  • the modulated control signal is sent to the sender ODU through a received signal strength indication RSSI port of the sender ODU, and the sender ODU controls the transmit frequency of the radio frequency signal according to the modulated control signal. .
  • the handheld terminal device wirelessly connects the RSSI port of the sender's ODU to transmit the modulated control signal to the sender's ODU. Because of the wireless mode, the antenna module needs to be added to the handheld terminal device. An antenna module is added at the RSSI port.
  • the transmitting ODU After receiving the modulated control signal, the transmitting ODU first demodulates the demodulated control signal, and then the transmitting ODU can control the transmitting frequency according to the control signal.
  • the modulated control signal is sent to the ODU through the RSSI port, and the ODU can be directly controlled, and the IDU staff is not required to perform operations by using a telephone or the like, thereby avoiding waste of human resources and facilitating microwaves. Start and maintenance.
  • a method for controlling a sender ODU according to an embodiment of the present invention where the sender ODU sends a radio frequency signal to a receiver ODU, the method includes:
  • S400 Receive a modulated control signal by using an RSSI port of the sending ODU.
  • It can be received via a cable or it can be received by an antenna connected at the RSSI port.
  • S402. Demodulate the modulated control signal to obtain a demodulated control signal.
  • the RF signal can be controlled by the module that is provided by the sender ODU.
  • the ODU transmit power can be adjusted by the built-in automatic increase control module.
  • the modulated control signal is received through the RSSI port, and the IDU staff is not required to perform operations by means of a telephone or the like, thereby avoiding waste of human resources and facilitating the opening and maintenance of the microwave.
  • a method for testing an ODU includes:
  • the handheld terminal device receives the modulated voltage signal from the ODU through the cable, and may also receive it in other manners.
  • the ODU detects a voltage signal indicating the strength of the received RF signal through its detector, modulates the voltage signal through the modulation module, and transmits it to the handheld terminal device through the RSSI port.
  • the power value can be obtained by querying the voltage power comparison table built in the handheld terminal device to obtain the power signal.
  • the voltage signal from the ODU is received through the RSSI port, the voltage signal indicating the strength of the received radio frequency signal, converting the voltage signal into a power signal, and displaying the power signal.
  • the receiving performance of the ODU can be intuitively understood, which facilitates the start and maintenance of the microwave.
  • a control device for a sender ODU As shown in FIG. 6, a control device for a sender ODU according to an embodiment of the present invention, where the sender ODU sends a radio frequency signal to a receiver ODU, the device includes:
  • control unit 600 configured to generate a control signal
  • a modulating unit 602 configured to modulate the control signal to obtain a modulated control signal;
  • the commonly used modulation method can be used, and the modulated control signal can be an Amplitude Shift Keying (ASK) signal or a Frequency Shift Keying (FSK) signal.
  • ASK Amplitude Shift Keying
  • FSK Frequency Shift Keying
  • the sending unit 604 is configured to send the modulated control signal to the sender ODU through an RSSI port of the sender ODU, where the sender ODU controls the radio frequency signal according to the modulated control signal.
  • the handheld terminal device wirelessly connects the RSSI port of the sender's ODU to transmit the modulated control signal to the sender's ODU. Because of the wireless mode, the antenna module needs to be added to the handheld terminal device. An antenna module is added to the RSSI port of the ODU.
  • the control unit is specifically configured to generate a control signal for adjusting a transmit power of the sender ODU;
  • the control unit is specifically configured to generate a control signal for adjusting a transmission frequency of the transmitting ODU.
  • the control device may be a handheld terminal, and the sending ODU staff manually inputs the handheld terminal to generate a control signal, and sends a control command to the transmitting ODU through the handheld terminal.
  • the modulation is performed through the RSSI port.
  • the present invention provides a sender ODU, where the sender ODU sends a radio frequency signal to the receiver ODU, including:
  • the receiving unit 700 is configured to receive, by using an RSSI port of the sender ODU, the modulated control signal;
  • Demodulation unit 702 configured to demodulate the modulated control signal to obtain a demodulated control signal
  • the control unit 704 is configured to control the radio frequency signal according to the demodulated control signal.
  • the RF signal can be controlled by the module that is provided by the sender ODU, for example, it can be self-contained.
  • the control module is added to adjust the transmit power of the ODU.
  • the modulated control signal is received through the RSSI port, and the IDU staff is not required to perform operations by means of a telephone or the like, thereby avoiding waste of human resources and facilitating the opening and maintenance of the microwave.
  • an apparatus for testing an ODU includes: a receiving unit 800, configured to receive, by using an RSSI port of the ODU, a modulated voltage signal from the ODU.
  • the modulated voltage signal indicates the strength of the received radio frequency signal;
  • the handheld terminal device receives the modulated voltage signal from the ODU wirelessly, and may also receive it in other manners.
  • the ODU detects, by its detector, a voltage signal indicative of the strength of the received RF signal, modulates the voltage signal by a modulation module, and transmits it to the handheld terminal device via an antenna at the RSSI port.
  • Demodulation unit 802 configured to demodulate the modulated voltage signal to obtain a demodulated voltage signal
  • the converting unit 804 is configured to convert the demodulated voltage signal into a power signal
  • the power value can be obtained by querying the voltage power comparison table built in the handheld terminal device to obtain the power signal.
  • the display unit 806 is configured to display the power signal.
  • the receiving unit receives a voltage signal from the ODU through the RSSI port, the voltage signal indicates the strength of the received radio frequency signal, the converting unit converts the voltage signal into a power signal, and the display unit displays the power signal.
  • the receiving performance of the ODU can be intuitively understood, which facilitates the start and maintenance of the microwave.
  • an ODU test system includes: a sender ODU control device 900, a sender ODU 902, a receiver ODU 904, and a receiver ODU test device 906, where the sender The ODU 902 sends a radio frequency signal to the receiver ODU 904.
  • the sender ODU control device 900 is configured to generate a control signal, modulate the control signal, obtain a modulated control signal, and pass the modulated control signal.
  • sender The RSSI port of the ODU 902 is sent to the sender ODU 902;
  • the transmitting ODU 902 is configured to receive the modulated control signal, demodulate the modulated control signal, obtain a demodulated control signal, and control the radio frequency according to the demodulated control signal.
  • the receiving ODU 904 is configured to receive the radio frequency signal, and send the modulated voltage signal to the receiver ODU testing device 906 through the RSSI port of the receiving ODU 904, where the modulated voltage signal indicates the received radio frequency signal.
  • the receiving ODU testing device 906 is configured to receive the modulated voltage signal, demodulate the modulated voltage signal, obtain a demodulated voltage signal, and convert the demodulated voltage signal For the power signal, the power signal is displayed.
  • the names of the sender and the receiver are merely for convenience of description.
  • the ODU has the functions of transmitting and receiving at the same time. Therefore, the sender ODU control device 900 can also have the function of the receiver ODU test device 906. That is, the receiving performance of the transmitting ODU 902 can be tested.
  • the sender ODU control device 900 may be a handheld terminal, and the sender ODU staff can send a control command to the sender ODU 902 through the handheld terminal.
  • the receiving ODU test device 906 can also be a handheld terminal. If the two devices are integrated into one handheld terminal and the frequency division system is used, the duplexer can be set and has the functions of sending and receiving, that is, can be sent.
  • the control signal can also receive the modulated voltage signal. At this time, a duplexer needs to be added at the RSSI port of the ODU to better control the ODU.
  • the sender ODU control device 900 can be connected to the sender ODU 902 via a cable; or, the sender ODU control device 900 and the sender ODU 902 can be connected wirelessly, or of course, by other means.
  • the sender ODU control device 900 is set to have higher priority for the control of the sender ODU.
  • the transmitting ODU is connected to the antenna, and the receiving ODU is also connected with an antenna. By adjusting the two antennas, the power signal measured by the receiving ODU test device 906 can meet the requirements, for example, the angle of the antenna can be adjusted.
  • the sending ODU receives the modulated control signal through the RSSI port, and does not need to instruct the IDU staff to perform operations by means of a telephone, etc., thereby avoiding waste of human resources, facilitating the start and maintenance of the microwave, and receiving the ODU test.
  • the device receives a voltage signal from the receiving ODU through the RSSI port, the voltage signal indicating the strength of the received radio frequency signal, the converting unit converting the voltage signal into a power signal, and the display unit displays the power signal.
  • the receiving performance of the ODU can be intuitively understood, which facilitates the start and maintenance of the microwave.
  • the present invention can be implemented by means of software plus a necessary general hardware platform, and of course, by hardware, but in many cases, the former is better.
  • Implementation Based on such understanding, the technical solution of the present invention, which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a readable storage medium, such as a floppy disk of a computer.
  • a hard disk or optical disk, etc. includes instructions for causing a device to perform the methods of various embodiments of the present invention.

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Description

一种 ODU的控制、 测试方法、 装置和系统 本申请要求了 2009年 12月 17日提交的, 申请号为 200910189211.3 , 发 明名称为 "一种 ODU的控制、测试方法、装置和系统"的中国申请的优先权, 其全部内容通过引用结合在本申请中。 技术领域 本发明涉及通信技术领域, 尤其涉及一种 ODU的控制、 测试方法装置和 系统。 背景技术
微波技术直接通过空间传送数据, 不需要铺设光纤或是电缆等, 在城市、 偏远地区或者特殊地区 (例如河流等)具有明显的工程优势; 微波技术组网 方便, 使用方式灵活, 业务开通时间短; 随着微波技术的发展, 微波设备的 成本逐渐降低, 因此, 微波技术的使用越来越广泛。
室内单元(Indoor Unit, IDU )和室外单元( Outdoor Unit, ODU )是两 种常见的微波设备, IDU通过中频电缆与 ODU相连, IDU通过中频电缆对 ODU 进行控制, ODU—般安装在铁塔上, ODU连接有天线, 通过天线将射频信号 发送出去。
在微波开局和维护过程中, 工作人员在铁塔上对 ODU进行测试, 如果需 要对 ODU进行控制, 则需要通过电话等方式指示 IDU工作人员进行操作, 造 成不便。 发明内容
本发明实施例提供了一种 ODU的控制、 测试方法装置和系统, 对 ODU 进行测试的同时, 实现对 ODU的直接控制。 本发明实施例提供了一种发送方室外单元 ODU的控制方法,所述发送方 ODU发送射频信号到接收方 ODU, 包括:
生成控制信号;
对所述控制信号进行调制, 得到调制后的控制信号;
将所述调制后的控制信号通过发送方 ODU的接收信号强度指示 RSSI端 口发送给所述发送方 ODU, 所述发送方 ODU根据所述调制后的控制信号控 制所述射频信号。
本发明实施例提供了一种发送方 ODU的控制方法, 所述发送方 ODU发 送射频信号到接收方 ODU, 包括:
通过发送方 ODU的 RSSI端口接收调制后的控制信号;
对所述调制后的控制信号进行解调, 得到解调后的控制信号;
才艮据所述解调后的控制信号控制所述射频信号。
本发明实施例提供了一种 ODU的测试方法, 包括:
通过所述 ODU的 RSSI端口接收来自所述 ODU的调制后的电压信号, 所述调制后的电压信号指示接收的射频信号的强度;
对所述调制后的电压信号进行解调, 得到解调后的电压信号;
将所述解调后的电压信号转换为功率信号;
显示所述功率信号。
本发明实施例提供了一种发送方 ODU的控制装置, 所述发送方 ODU发 送射频信号到接收方 ODU, 包括:
控制单元, 用于生成控制信号;
调制单元, 用于对所述控制信号进行调制, 得到调制后的控制信号; 发送单元, 用于将所述调制后的控制信号通过发送方 ODU的 RSSI端口 发送给所述发送方 ODU, 所述发送方 ODU根据所述调制后的控制信号控制 所述射频信号。
本发明实施例提供了一种发送方 ODU, 所述发送方 ODU发送射频信号 到接收方 ODU, 包括:
接收单元, 用于通过发送方 ODU的 RSSI端口接收调制后的控制信号; 解调单元, 用于对所述调制后的控制信号进行解调, 得到解调后的控制 信号;
控制单元, 用于才艮据所述解调后的控制信号控制所述射频信号。
本发明实施例提供了一种 ODU的测试装置, 包括:
接收单元, 用于通过所述 ODU的 RSSI端口接收来自所述 ODU的调制 后的电压信号, 所述调制后的电压信号指示接收的射频信号的强度;
解调单元, 用于对所述调制后的电压信号进行解调, 得到解调后的电压 信号;
转换单元, 用于将所述解调后的电压信号转换为功率信号;
显示单元, 用于显示所述功率信号。
本发明实施例提供了一种 ODU测试系统, 包括:
发送方 ODU控制装置、 发送方 ODU、 接收方 ODU和接收方 ODU测试 装置, 所述发送方 ODU发送射频信号到所述接收方 ODU;
所述发送方 ODU控制装置, 用于生成控制信号, 对所述控制信号进行调 制, 得到调制后的控制信号, 将所述调制后的控制信号通过发送方 ODU 的 RSSI端口发送给所述发送方 ODU;
所述发送方 ODU, 用于接收所述调制后的控制信号, 对所述调制后的控 制信号进行解调, 得到解调后的控制信号, 根据所述解调后的控制信号控制 所述射频信号;
所述接收方 ODU, 用于接收所述射频信号, 通过接收方 ODU的 RSSI端 口发送调制后的电压信号到所述接收方 ODU测试装置,所述调制后的电压信 号指示接收的射频信号的强度;
所述接收方 ODU测试装置, 用于接收所述调制后的电压信号, 对所述调 制后的电压信号进行解调, 得到解调后的电压信号, 将所述解调后的电压信 号转换为功率信号, 显示所述功率信号。
本发明实施例提供的发送方 ODU的控制方法, 发送方 ODU发送射频信 号到接收方 ODU, 该方法包括: 生成控制信号; 对所述控制信号进行调制, 得到调制后的控制信号;将所述调制后的控制信号通过发送方 ODU的接收信 号强度指示 RSSI端口发送给所述发送方 ODU,所述发送方 ODU根据所述调 制后的控制信号控制所述射频信号。 RSSI端口为 ODU上的端口, 通过 RSSI 端口将调制后的控制信号发送给 ODU, 可以直接对 ODU进行控制, 而不需 要通过电话等方式指示 IDU工作人员进行操作, 避免了人力资源的浪费, 方 便了微波的开局和维护。 附图说明
图 1是本发明实施例提供的一种发送方 ODU的控制方法流程图; 图 2是本发明实施例提供的另一种发送方 ODU的控制方法流程图 图 3是本发明实施例提供的再一种发送方 ODU的控制方法流程图 图 4是本发明实施例提供的再一种发送方 ODU的控制方法流程图 图 5是本发明实施例提供的一种 ODU的测试方法流程图;
图 6是本发明实施例提供的一种发送方 ODU的控制装置结构图; 图 7是本发明实施例提供的一种发送方 ODU结构图;
图 8是本发明实施例提供的一种 ODU的测试装置结构图;
图 9是本发明实施例提供的一种 ODU的测试系统结构图。 具体实施方式
为了更清楚地描述本发明, 下面结合附图和实施例, 对本发明的具体实 施方式作进一步详细描述。
如图 1所示, 为本发明实施例提供的一种发送方 ODU的控制方法, 所述发 送方 ODU发送射频信号到接收方 ODU, 该方法包括: S100, 生成控制信号;
S102, 对所述控制信号进行调制, 得到调制后的控制信号;
S104, 将所述调制后的控制信号通过发送方 ODU 的接收信号强度指示 RSSI端口发送给所述发送方 ODU, 所述发送方 ODU根据所述调制后的控制 信号控制所述射频信号。
本实施例中, 通过 RSSI端口将调制后的控制信号发送给 ODU, 可以直 接对 ODU进行控制, 而不需要通过电话等方式指示 IDU工作人员进行操作, 避免了人力资源的浪费, 方便了微波的开局和维护。
如图 2所示, 为本发明实施例提供的另一种发送方 ODU的控制方法, 所述 发送方 ODU发送射频信号到接收方 ODU, 该方法包括:
S200, 生成调整发送方 ODU的发射功率的控制信号;
本实施例中, 由手持终端设备实现对发送方 ODU的控制, 首先, 用户通 过手持终端设备的键盘输入控制发射功率的命令, 手持终端设备的控制单元 收到控制命令后, 生成控制发射功率的信号。
S202, 对所述控制信号进行调制, 得到调制后的控制信号;
可以釆用常用的调制方法,调制后的控制信号可以为幅移键控( Amplitude Shift Keying, ASK )信号、 频移键控( Frequency Shift Keying, FSK )信号等。
S204, 将所述调制后的控制信号通过发送方 ODU 的接收信号强度指示 RSSI端口发送给所述发送方 ODU, 所述发送方 ODU根据所述调制后的控制 信号控制所述射频信号的发射功率。
本实施例中, 手持终端设备通过电缆连接发送方 ODU的 RSSI端口将调 制后的控制信号发送给发送方 ODU, 发送方 ODU收到调制后的控制信号后, 首先解调得到解调后的控制信号,然后发送方 ODU即可按照控制信号对发射 功率进行控制。
本实施例中, 通过 RSSI端口将调制后的控制信号发送给 ODU, 可以直 接对 ODU进行控制, 而不需要通过电话等方式指示 IDU工作人员进行操作, 避免了人力资源的浪费, 方便了微波的开局和维护。
如图 3所示, 为本发明实施例提供的再一种发送方 ODU的控制方法, 所述 发送方 ODU发送射频信号到接收方 ODU, 该方法包括:
S300, 生成调整发送方 ODU的发射频率的控制信号;
本实施例中, 由手持终端设备实现对发送方 ODU的控制, 首先, 用户通 过手持终端设备的键盘输入控制发射频率的命令, 手持终端设备的控制单元 收到控制命令后, 生成控制发射频率的信号。
S302, 对所述控制信号进行调制, 得到调制后的控制信号;
可以釆用常用的调制方法,调制后的控制信号可以为幅移键控( Amplitude Shift Keying, ASK )信号、 频移键控( Frequency Shift Keying, FSK )信号等。
S304, 将所述调制后的控制信号通过发送方 ODU 的接收信号强度指示 RSSI端口发送给所述发送方 ODU, 所述发送方 ODU根据所述调制后的控制 信号控制所述射频信号的发射频率。
本实施例中, 手持终端设备通过无线方式连接发送方 ODU的 RSSI端口 将调制后的控制信号发送给发送方 ODU, 由于通过无线的方式, 所以需要在 手持终端设备上增加天线模块, 同时需要在 RSSI端口处增加天线模块。
发送方 ODU 收到调制后的控制信号后, 首先解调得到解调后的控制信 号, 然后发送方 ODU即可按照控制信号对发射频率进行控制。
本实施例中, 通过 RSSI端口将调制后的控制信号发送给 ODU, 可以直 接对 ODU进行控制, 而不需要通过电话等方式指示 IDU工作人员进行操作, 避免了人力资源的浪费, 方便了微波的开局和维护。
如图 4所示, 为本发明实施例提供的再一种发送方 ODU的控制方法, 所述 发送方 ODU发送射频信号到接收方 ODU, 该方法包括:
S400, 通过发送方 ODU的 RSSI端口接收调制后的控制信号;
可以通过电缆接收, 也可以使通过连接在 RSSI端口处的天线接收。
S402, 对所述调制后的控制信号进行解调, 得到解调后的控制信号; S404, 4艮据所述解调后的控制信号控制所述射频信号。
可以使用发送方 ODU自带的模块控制射频信号,例如可以通过自带的自 动增加控制模块调整 ODU的发射功率。
本实施例中, 通过 RSSI端口接收调制后的控制信号, 不需要通过电话等 方式指示 IDU工作人员进行操作, 避免了人力资源的浪费, 方便了微波的开 局和维护。
如图 5所示, 为本发明实施例提供的一种 ODU的测试方法, 该方法包括:
S500, 通过 ODU的 RSSI端口接收来自 ODU的调制后的电压信号, 所 述调制后的电压信号指示接收的射频信号的强度;
本实施例中, 手持终端设备通过电缆接收来自 ODU 的调制后的电压信 号, 也可以釆用其它的方式接收。 ODU通过其检波器检测获得指示接收的射 频信号的强度的电压信号, 通过调制模块对该电压信号进行调制, 然后通过 RSSI端口发送至手持终端设备。
S502, 对所述调制后的电压信号进行解调, 得到解调后的电压信号;
S504, 将所述解调后的电压信号转换为功率信号;
可以通过手持终端设备内置的电压功率对照表查询得到功率值, 从而得 到功率信号。
S506, 显示所述功率信号。
可以釆用数字显示, 也可以釆用仪表显示等手段。
本实施例中, 通过 RSSI端口接收来自 ODU的电压信号,, 所述电压信号 指示接收的射频信号的强度, 将所述电压信号转换为功率信号, 显示所述功 率信号。 可以直观的了解 ODU的接收性能, 方便了微波的开局和维护。
如图 6所示, 为本发明实施例提供的一种发送方 ODU的控制装置, 所述发 送方 ODU发送射频信号到接收方 ODU, 该装置包括:
控制单元 600, 用于生成控制信号;
调制单元 602, 用于对所述控制信号进行调制, 得到调制后的控制信号; 可以釆用常用的调制方法,调制后的控制信号可以为幅移键控( Amplitude Shift Keying, ASK )信号、 频移键控( Frequency Shift Keying, FSK )信号等。
发送单元 604, 用于将所述调制后的控制信号通过发送方 ODU的 RSSI 端口发送给所述发送方 ODU, 所述发送方 ODU根据所述调制后的控制信号 控制所述射频信号。
本实施例中, 手持终端设备通过无线方式连接发送方 ODU的 RSSI端口 将调制后的控制信号发送给发送方 ODU, 由于通过无线的方式, 所以需要在 手持终端设备上增加天线模块, 同时需要在 ODU的 RSSI端口处增加天线模 块。
其中,所述控制单元具体用于生成调整发送方 ODU的发射功率的控制信 号; 或者,
所述控制单元具体用于生成调整发送方 ODU的发射频率的控制信号。 本实施例中, 该控制装置可以是一种手持终端, 发送方 ODU工作人员手 工输入该手持终端产生控制信号,通过该手持终端向发送方 ODU发送控制命 本实施例中, 通过 RSSI端口将调制后的控制信号发送给 ODU, 可以直 接对 ODU进行控制, 而不需要通过电话等方式指示 IDU工作人员进行操作, 避免了人力资源的浪费, 方便了微波的开局和维护。
如图 7所示, 为本发明实施例提供的一种发送方 ODU, 所述发送方 ODU 发送射频信号到接收方 ODU, 包括:
接收单元 700, 用于通过发送方 ODU的 RSSI端口接收调制后的控制信 号;
解调单元 702, 用于对所述调制后的控制信号进行解调,得到解调后的控 制信号;
控制单元 704, 用于才艮据所述解调后的控制信号控制所述射频信号。
可以使用发送方 ODU自带的模块控制射频信号,例如可以通过自带的自 动增加控制模块调整 ODU的发射功率。
本实施例中, 通过 RSSI端口接收调制后的控制信号, 不需要通过电话等 方式指示 IDU工作人员进行操作, 避免了人力资源的浪费, 方便了微波的开 局和维护。
如图 8所示, 为本发明实施例提供的一种 ODU的测试装置, 该装置包括: 接收单元 800,用于通过所述 ODU的 RSSI端口接收来自所述 ODU的调 制后的电压信号, 所述调制后的电压信号指示接收的射频信号的强度;
本实施例中, 手持终端设备通过无线接收来自 ODU 的调制后的电压信 号, 也可以釆用其它的方式接收。 ODU通过其检波器检测获得指示接收的射 频信号的强度的电压信号, 通过调制模块对该电压信号进行调制, 然后通过 RSSI端口处的天线发送至手持终端设备。
解调单元 802, 用于对所述调制后的电压信号进行解调,得到解调后的电 压信号;
转换单元 804, 用于将所述解调后的电压信号转换为功率信号;
可以通过手持终端设备内置的电压功率对照表查询得到功率值, 从而得 到功率信号。
显示单元 806, 用于显示所述功率信号。
本实施例中, 接收单元通过 RSSI端口接收来自 ODU的电压信号, 所述 电压信号指示接收的射频信号的强度, 转换单元将所述电压信号转换为功率 信号, 显示单元显示所述功率信号。 可以直观的了解 ODU的接收性能, 方便 了微波的开局和维护。
如图 9所示,为本发明实施例提供的一种 ODU的测试系统,该系统包括: 发送方 ODU控制装置 900、发送方 ODU902、接收方 ODU904和接收方 ODU 测试装置 906, 所述发送方 ODU902发送射频信号到所述接收方 ODU904; 所述发送方 ODU控制装置 900, 用于生成控制信号, 对所述控制信号进 行调制, 得到调制后的控制信号, 将所述调制后的控制信号通过发送方 ODU902的 RSSI端口发送给所述发送方 ODU902;
所述发送方 ODU902, 用于接收所述调制后的控制信号, 对所述调制后 的控制信号进行解调, 得到解调后的控制信号, 根据所述解调后的控制信号 控制所述射频信号;
所述接收方 ODU904, 用于接收所述射频信号, 通过接收方 ODU904的 RSSI端口发送调制后的电压信号到所述接收方 ODU测试装置 906,所述调制 后的电压信号指示接收的射频信号的强度;
所述接收方 ODU测试装置 906, 用于接收所述调制后的电压信号, 对所 述调制后的电压信号进行解调, 得到解调后的电压信号, 将所述解调后的电 压信号转换为功率信号, 显示所述功率信号。
本实施例中,发送方和接收方的名称仅仅是为了方便说明, 实际上, ODU 同时具有发送和接收的功能, 因此, 发送方 ODU控制装置 900同时可以具有 接收方 ODU测试装置 906的功能,即可以对发送方 ODU902的接收性能进行 测试。
本实施例中, 所述发送方 ODU控制装置 900 可以是手持终端, 发送方 ODU工作人员通过该手持终端即可向发送方 ODU902发送控制命令。 所述接 收方 ODU测试装置 906也可以是手持终端,如果这两个装置集成到一个手持 终端, 且釆用频分系统, 则可以设置双工器, 同时具有发送和接收的功能, 即可以发送控制信号, 又可以接收调制后得电压信号, 此时需要在 ODU 的 RSSI端口处增加双工器以更好的对 ODU进行控制。
发送方 ODU控制装置 900可以通过电缆连接发送方 ODU902; 或者, 发 送方 ODU控制装置 900与发送方 ODU902之间可通过无线的方式连接,当然, 也可以通过其它方式连接。
由于发送方 ODU控制装置 900和发送方 IDU均可以对发送方 ODU进行 控制, 为了方便调试, 本实施例中, 设置发送方 ODU控制装置 900对发送方 ODU的控制的优先级较高。 发送方 ODU连接有天线, 接收方 ODU也连接有天线, 通过调整这两个 天线可以使得接收方 ODU测试装置 906测得的功率信号符合要求,例如可以 调整天线的角度。
本实施例中, 发送方 ODU通过 RSSI端口接收调制后的控制信号, 不需 要通过电话等方式指示 IDU工作人员进行操作, 避免了人力资源的浪费, 方 便了微波的开局和维护, 接收方 ODU测试装置通过 RSSI端口接收来自接收 方 ODU的电压信号, 所述电压信号指示接收的射频信号的强度, 转换单元将 所述电压信号转换为功率信号, 显示单元显示所述功率信号。 可以直观的了 解 ODU的接收性能, 方便了微波的开局和维护。
通过以上的实施方式的描述, 所属领域的技术人员可以清楚地了解到本 发明可借助软件加必需的通用硬件平台的方式来实现, 当然也可以通过硬件 方式, 但很多情况下前者是更佳的实施方式。 基于这样的理解, 本发明的技 术方案本质上或者说对现有技术做出贡献的部分可以以软件产品的形式体现 出来, 该计算机软件产品存储在可读取的存储介质中, 如计算机的软盘, 硬 盘或光盘等, 包括若干指令用以使得一台设备执行本发明各个实施例的方法。 以上, 仅为本发明的具体实施方式, 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, 可轻易想到变化 或替换, 都应涵盖在本发明的保护范围之内。 因此, 本发明的保护范围应以 权利要求的保护范围为准。

Claims

权 利 要求 书
1、一种发送方室外单元 ODU的控制方法, 所述发送方 ODU发送射频信 号到接收方 ODU, 其特征在于, 包括:
生成控制信号;
对所述控制信号进行调制, 得到调制后的控制信号;
将所述调制后的控制信号通过发送方 ODU的接收信号强度指示 RSSI端 口发送给所述发送方 ODU, 所述发送方 ODU根据所述调制后的控制信号控 制所述射频信号。
2、 根据权利要求 1所述的方法, 其特征在于, 所述生成控制信号包括: 生成调整发送方 ODU的发射功率的控制信号; 或者,
生成调整发送方 ODU的发射频率的控制信号。
3、一种发送方 ODU的控制方法, 所述发送方 ODU发送射频信号到接收 方 ODU, 其特征在于, 包括:
通过发送方 ODU的 RSSI端口接收调制后的控制信号;
对所述调制后的控制信号进行解调, 得到解调后的控制信号;
才艮据所述解调后的控制信号控制所述射频信号。
4、 一种 ODU的测试方法, 其特征在于, 包括:
通过所述 ODU的 RSSI端口接收来自所述 ODU的调制后的电压信号, 所述调制后的电压信号指示接收的射频信号的强度;
对所述调制后的电压信号进行解调, 得到解调后的电压信号;
将所述解调后的电压信号转换为功率信号;
显示所述功率信号。
5、一种发送方 ODU的控制装置, 所述发送方 ODU发送射频信号到接收 方 ODU, 其特征在于, 包括:
控制单元, 用于生成控制信号;
调制单元, 用于对所述控制信号进行调制, 得到调制后的控制信号; 发送单元, 用于将所述调制后的控制信号通过发送方 ODU的 RSSI端口 发送给所述发送方 ODU, 所述发送方 ODU根据所述调制后的控制信号控制 所述射频信号。
6、 根据权利要求 5所述的装置, 其特征在于,
所述控制单元具体用于生成调整发送方 ODU的发射功率的控制信号;或 者,
所述控制单元具体用于生成调整发送方 ODU的发射频率的控制信号。
7、根据权利要求 5或 6所述的装置, 其特征在于, 所述装置是手持终端。
8、 一种发送方 ODU, 所述发送方 ODU发送射频信号到接收方 ODU, 其特征在于, 包括:
接收单元, 用于通过发送方 ODU的 RSSI端口接收调制后的控制信号; 解调单元, 用于对所述调制后的控制信号进行解调, 得到解调后的控制 信号;
控制单元, 用于才艮据所述解调后的控制信号控制所述射频信号。
9、 一种 ODU的测试装置, 其特征在于, 包括:
接收单元, 用于通过所述 ODU的 RSSI端口接收来自所述 ODU的调制 后的电压信号, 所述调制后的电压信号指示接收的射频信号的强度;
解调单元, 用于对所述调制后的电压信号进行解调, 得到解调后的电压 信号;
转换单元, 用于将所述解调后的电压信号转换为功率信号;
显示单元, 用于显示所述功率信号。
10、 一种 ODU测试系统, 其特征在于, 包括:
发送方 ODU控制装置、 发送方 ODU、 接收方 ODU和接收方 ODU测试 装置, 所述发送方 ODU发送射频信号到所述接收方 ODU;
所述发送方 ODU控制装置, 用于生成控制信号, 对所述控制信号进行调 制, 得到调制后的控制信号, 将所述调制后的控制信号通过发送方 ODU 的 RSSI端口发送给所述发送方 ODU;
所述发送方 ODU, 用于接收所述调制后的控制信号, 对所述调制后的控 制信号进行解调, 得到解调后的控制信号, 根据所述解调后的控制信号控制 所述射频信号;
所述接收方 ODU, 用于接收所述射频信号, 通过接收方 ODU的 RSSI端 口发送调制后的电压信号到所述接收方 ODU测试装置,所述调制后的电压信 号指示接收的射频信号的强度;
所述接收方 ODU测试装置, 用于接收所述调制后的电压信号, 对所述调 制后的电压信号进行解调, 得到解调后的电压信号, 将所述解调后的电压信 号转换为功率信号, 显示所述功率信号。
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