WO2017012546A1 - 一种c/ku波段转换控制系统及其通信方法 - Google Patents

一种c/ku波段转换控制系统及其通信方法 Download PDF

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Publication number
WO2017012546A1
WO2017012546A1 PCT/CN2016/090679 CN2016090679W WO2017012546A1 WO 2017012546 A1 WO2017012546 A1 WO 2017012546A1 CN 2016090679 W CN2016090679 W CN 2016090679W WO 2017012546 A1 WO2017012546 A1 WO 2017012546A1
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Prior art keywords
module
control circuit
circuit module
band
main control
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PCT/CN2016/090679
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English (en)
French (fr)
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王秀涛
陈立松
刘涛
许海生
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南京中网卫星通信股份有限公司
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Priority to AU2016295744A priority Critical patent/AU2016295744B2/en
Publication of WO2017012546A1 publication Critical patent/WO2017012546A1/zh

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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
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18515—Transmission equipment in satellites or space-based relays
    • 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
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems

Definitions

  • the invention relates to a C/KU band conversion control system, which is a tool for selecting different feed sources according to different frequency bands, thereby realizing communication of different bands on the same antenna surface, and belongs to the field of satellite communication.
  • the present invention also relates to a method of communicating using the C/KU band conversion system by which satellite communication of different bands is achieved.
  • the C-band and KU-band are relatively mature communication bands, and the KU-band has a small antenna diameter and high frequency.
  • the solution of the existing technical means is to prepare two sets of communication systems for communication, to cope with different weather conditions and different regions, which has very high requirements for the carrier of the communication system, and the antenna surface is an important component of the communication system, and is a communication system.
  • the biggest source of weight is that it is very difficult to load two communication systems with one communication vehicle.
  • Two communication systems are loaded separately through two communication vehicles, which is very costly.
  • the present invention discloses a C/KU band switching control system, which is a satellite communication device that uses the same antenna surface to realize communication in different bands.
  • the device has a simple structure and adopts open source hardware design.
  • the C-band and KU-band can be effectively switched quickly, thereby greatly reducing the weight of the two sets of communication systems, realizing a multi-vehicle system, and being able to selectively select different band signals for communication in different regions and environments. Maximize equipment functionality and economic efficiency.
  • a C/KU band conversion control system mainly comprises: a positioning module, a motor driving module, a control circuit module, a display module, a detecting circuit module, a CPU main control circuit module, a power supply module, and the like: the motor
  • the driving module is connected to the CPU main control circuit module through a PWM interface
  • the positioning module is connected to the CPU main control circuit module through an RS232 interface
  • the display module is connected to the CPU main control circuit module through the LCD interface
  • the power supply module is
  • the CPU main control circuit module is connected, and the motor driving module is connected to the CPU main control circuit module through a driving chip, and the detecting circuit module and the control circuit module are directly connected to the CPU main control circuit module.
  • the positioning module can collect the position information of the control system, and the CPU main control circuit module calculates the optimal band information for the operator to select, and the motor drive module controls the position of the feed by driving the motor to achieve communication by selecting different feeds.
  • the purpose is that the control circuit module is the main module operated by the user.
  • the CPU main control circuit module receives the operation request of the user through the control circuit module, and the CPU main control module notifies the user of the state of the system operation through the display module, and the user adjusts the system function in time.
  • the detection circuit module is used for detecting the polarization angle and the horizontal angle of the system. By detecting different angles, the control of the motor drive module by the CPU main control module is assisted, and the CPU main control module is the main processing of the system.
  • computational The module, the input and output of all data is processed through the module, and the power supply module supplies power to other components in the system.
  • the motor drive module is composed of a polarization motor drive circuit and a horizontal motor drive circuit.
  • the polarization electrode drive circuit calculates the polarization angle value calculated by the circuit module.
  • the CPU main control module controls the motor drive circuit by transmitting a pulse signal to control the rotation of the polarized electrode to the calculated angle.
  • the clockwise rotation of the antenna is positive and the counterclockwise rotation is negative.
  • the narrow side of the feed is zero parallel to the ground (ie, the horizontal polarization angle is zero), and if the satellite transmit signal is vertically polarized, it is adjusted by 90 degrees based on the previous calculated angle.
  • the horizontal motor drive circuit generates the pulse signal CP and the azimuth signal DIR through the CPU main control module.
  • the DIR controls the horizontal direction of the motor, and the CP pulse controls the motor to rotate to move on the horizontal axis.
  • the detection circuit module is composed of a limit detection circuit and a polarization angle detection circuit
  • the polarization angle detection circuit is composed of a polarization potentiometer.
  • the angle detecting circuit collects the minimum voltage value and the maximum voltage value through the polarization potentiometer, and converts the voltage value into a corresponding angle value, and defines the angle value range from -90° to +90°, and then passes through different positions.
  • the voltage value determines the angle value at which the polarized electrode rotates.
  • the limit detection circuit is mainly used to detect the current working state of different feeds. It mainly detects the left and right limit state of the polarized electrode, the C-band working limit state, and the KU band working limit state.
  • the control circuit module is composed of a button circuit, and the button circuit includes: an up and down button, a cancel button, a confirm button, a reset button, a C band button, and a KU band button.
  • the display module is composed of an LED display control circuit and a LCD screen display driving circuit
  • the LED display control circuit is composed of a GPS working indicator, a C-band antenna working indicator, and a KU-band antenna working indication.
  • the lamp and the antenna reset work indicator are composed.
  • the LCD screen display drive circuit converts the 3.3V voltage signal output by the CPU main control module into a 5V voltage signal to realize conversion between different levels, the LED
  • the display control circuit can provide the user with the working state of the system intuitively, and is convenient for the user to operate the system, and uses LED lights for display, which plays an energy-saving role.
  • the positioning module adopts a GPS/Beidou dual-mode positioning module.
  • the GPS positioning is relatively accurate and fast, but the foreign technology used therein has information security risks, and the Beidou technology constantly Development and maturity, Beidou's short message function can realize the transmission of short messages.
  • it has certain advantages. Combined with GPS and Beidou positioning technology, when Beidou positioning can work normally, it uses Beidou to locate and pass. The Beidou short message function sends positioning data.
  • GPS is used for auxiliary positioning, which can ensure the speed, accuracy and security of the positioning.
  • the device is a satellite communication device that uses the same antenna surface to realize communication in different bands.
  • the device has a simple structure and adopts open source hardware design, and can effectively realize fast switching between C-band and KU-band, thereby greatly reducing the communication of two sets of communication systems.
  • Weight, realize a multi-vehicle system can select different bands of signals to communicate in different regions and different environments, and realize the maximization of equipment functions and economic benefits.
  • Figure 1 is a schematic block diagram of the present invention
  • Figure 2 is a process flow diagram of the present invention.
  • a C/KU band switching control system mainly includes: a positioning module, a motor driving module, a control circuit module, a display module, a detecting circuit module, a CPU main control circuit module, and a power supply module, wherein
  • the motor drive module is connected to the CPU main control circuit module through a PWM interface
  • the positioning module is connected to the CPU main control circuit module through an RS232 interface
  • the display module is connected to the CPU main control circuit module through the LCD interface
  • the power supply module is connected to the CPU main control circuit module
  • the motor drive module is connected to the CPU main control circuit module through a driving chip
  • the detection circuit module and the control circuit module are directly connected to the CPU main control circuit module.
  • the positioning module can collect the position information of the control system, and the CPU main control circuit module calculates the optimal band information for the operator to select, and the motor drive module controls the position of the feed by driving the motor to achieve communication by selecting different feeds.
  • the purpose is that the control circuit module is the main module operated by the user.
  • the CPU main control circuit module receives the operation request of the user through the control circuit module, and the CPU main control module notifies the user of the state of the system operation through the display module, and the user adjusts the system function in time.
  • the detection circuit module is used for detecting the polarization angle and the horizontal angle of the system. By detecting different angles, the control of the motor drive module by the CPU main control module is assisted, and the CPU main control module is the main processing of the system.
  • the calculated module, the input and output of all data is processed through the module, and the power supply module supplies power to other components in the system.
  • the motor drive module is composed of a polarization motor drive circuit and a horizontal motor drive circuit.
  • the polarization electrode drive circuit calculates the polarization angle value calculated by the circuit module.
  • the CPU main control module controls the motor drive circuit by transmitting a pulse signal to control the rotation of the polarized electrode to the calculated angle.
  • the clockwise rotation of the antenna is positive and the counterclockwise rotation is negative.
  • the narrow side of the feed is zero parallel to the ground (ie, the horizontal polarization angle is zero), and if the satellite transmit signal is vertically polarized, it is adjusted by 90 degrees based on the previous calculated angle.
  • the horizontal motor drive circuit generates the pulse signal CP and the azimuth signal DIR through the CPU main control module.
  • the DIR controls the horizontal direction of the motor
  • the CP pulse controls the motor to rotate to move on the horizontal axis.
  • the detection circuit module is composed of a limit detection circuit and a polarization angle detection circuit
  • the polarization angle detection circuit is composed of a polarization potentiometer.
  • the angle detecting circuit collects the minimum voltage value and the maximum voltage value through the polarization potentiometer, and converts the voltage value into a corresponding angle value, and defines the angle value range from -90° to +90°, and then passes through different positions.
  • the voltage value determines the angle value at which the polarized electrode rotates.
  • the limit detection circuit is mainly used to detect the current working state of different feeds. It mainly detects the left and right limit state of the polarized electrode, the C-band working limit state, and the KU band working limit state. The remaining structure and advantages are identical to those of Embodiment 1.
  • the control circuit module is composed of a button circuit, and the button circuit includes: an up and down button, a cancel button, a confirm button, a reset button, a C band button, and a KU band button.
  • the button circuit includes: an up and down button, a cancel button, a confirm button, a reset button, a C band button, and a KU band button.
  • the display module is driven by an LED display control circuit and an LCD screen display.
  • the LED display control circuit is composed of a GPS work indicator, a C-band antenna work indicator, a KU-band antenna work indicator, and an antenna reset work indicator.
  • the LCD screen display drive circuit will be the CPU master.
  • the 3.3V voltage signal outputted by the control module is converted into a 5V voltage signal to realize conversion between different levels.
  • the LED display control circuit can provide the user with an intuitive working state of the system, and is convenient for the user to operate the system.
  • the display of the light plays a role in energy saving. The remaining structure and advantages are identical to those of Embodiment 1.
  • the positioning module adopts a GPS/Beidou dual-mode positioning module.
  • the GPS positioning is relatively accurate and fast, but the foreign technology used therein has information security risks, and the Beidou technology constantly Development and maturity, Beidou's short message function can realize the transmission of short messages.
  • it has certain advantages. Combined with GPS and Beidou positioning technology, when Beidou positioning can work normally, it uses Beidou to locate and pass. The Beidou short message function sends positioning data.
  • GPS is used for auxiliary positioning, which can ensure the speed, accuracy and security of the positioning.
  • the remaining structure and advantages are identical to those of Embodiment 1.
  • the present invention can also combine at least one of the technical features described in Embodiments 2, 3, 4, 5, 6, and 7 with Embodiment 1 into a new embodiment.
  • the power supply module supplies power to the system
  • the detection circuit module detects the current limit state, and the display module displays the current limit information
  • the positioning module reads the current state position information, and the display module displays the current location information or the positioning unsuccessful information;
  • the CPU main control circuit module performs calculation processing according to the position information provided by the positioning module and the satellite used, and the display module displays the optimal band information;
  • the CPU main control circuit module reads the information input by the control circuit module, and converts the information into a driving signal and supplies it to the motor driving module;
  • the motor drive module drives different feeds to correspond to different bands
  • the technical means disclosed in the solution of the present invention is not limited to the technical means disclosed by the above technical means, and includes a technical solution composed of any combination of the above technical features.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

本发明涉及一种C/KU波段转换控制系统，其主要包括：定位模块，电机驱动模块，控制电路模块，显示模块，检测电路模块，CPU主控电路模块，电源供电模块，该设备是一种采用同一天线面，实现不同波段通信的卫星通信设备，该设备结构简单，多采用开源硬件设计，能够有效实现C波段和KU波段的迅速切换，从而大大降低两套通信系统的重量，实现一车多系统，能够在不同的地域，不同的环境下，针对性的选择不同波段信号进行通信，实现了设备功能和经济效益的最大化。

Description

一种C/KU波段转换控制系统及其通信方法 技术领域
本发明涉及一种C/KU波段转换控制系统，它是一种根据不同波段，选择不同馈源，从而实现同一天线面实现不同波段通信的工具，属于卫星通信领域。本发明还涉及一种使用该C/KU波段转换系统进行通信的方法，通过该方法，实现不同波段的卫星通信。
背景技术
随着卫星通信技术的不断发展，人们对月卫星通信质量的要求越来越高，现阶段当中，C波段和KU波段是比较成熟的两个通信波段，KU波段具有天线口径小，频率高，效率高，成本低，地面干扰小等优势，但是其雨衰量非常大，一般能超过20dB，因此KU波段比较适合天气状况良好的情况下通信，不适合灾害天气的应急救援，应用范围具有很大的局限性，C波段技术更加成熟，雨衰量较小，往往小于1dB，应用范围局限性小，但是其成本高，受地面的同频干扰大，不适合城市信号源干扰较多的地方。
现有的技术手段的解决方法是准备两套通信系统进行通信，应对不同的天气情况和不同的地域，这对于通信系统的载体要求非常高，天线面作为通信系统的重要组成部分，是通信系统的最大的重量来源，用一辆通信车装载两套通信系统非常的困难，通过两辆通信车分别装载两套通信系统，成本非常大，国内暂时还没有能够同时接收两种型号频段的装置，因此需要一种利用同一天线面进行多种频段卫星通信的装置。
发明内容
为了解决上述存在的问题，本发明公开了一种C/KU波段转换控制系统，该设备是一种采用同一天线面，实现不同波段通信的卫星通信设备，该设备结构简单，多采用开源硬件设计，能够有效实现C波段和KU波段的迅速切换，从而大大降低两套通信系统的重量，实现一车多系统，能够在不同的地域，不同的环境下，针对性的选择不同波段信号进行通信，实现了设备功能和经济效益的最大化。
一种C/KU波段转换控制系统，其主要包括：定位模块，电机驱动模块，控制电路模块，显示模块，检测电路模块，CPU主控电路模块，电源供电模块，其特征在于：所述的电机驱动模块通过PWM接口与CPU主控电路模块相连，所述定位模块通过RS232接口与CPU主控电路模块相连，所述显示模块通过LCD接口与CPU主控电路模块相连，所述的电源供电模块与CPU主控电路模块相连，所述的电机驱动模块通过驱动芯片与CPU主控电路模块相连，所述检测电路模块与控制电路模块直接与CPU主控电路模块相连。定位模块可以采集该控制系统所在位置信息，CPU主控电路模块计算最佳波段信息，以供操作人员选择，电机驱动模块通过驱动电机来控制馈源的位置，以达到选择不同馈源进行通信的目的，控制电路模块是用户进行操作的主要模块，CPU主控电路模块通过控制电路模块接收用户的操作请求，CPU主控模块通过显示模块通知用户一些系统运行的状态，一遍用户及时调整系统功能，检测电路模块是用于检测系统的极化角度和水平角度的，通过对不同的角度进行检测，以辅助完成CPU主控模块对电机驱动模块的控制，CPU主控模块是该系统的主要处理和计算的 模块，一切数据的输入和输出的处理都经过该模块，电源供电模块是给该系统中其他部件提供电能。
作为本发明的一种改进，所述的电机驱动模块由极化电机驱动电路和水平电机驱动电路组成，采用这种设计以后，极化电极驱动电路通过检测电路模块计算得到的极化角度值，CPU主控模块通过发送脉冲信号来控制电机驱动电路来控制极化电极旋转到计算得到的角度。以面对天线顺时针旋转为正值、逆时针旋转为负值。馈源窄边平行于地面为零点(即水平极化角度为零)，如果卫星发射信号为垂直极化则在前面计算角度基础上调整90度。水平电机驱动电路通过CPU主控模块产生脉冲信号CP和方位信号DIR，DIR控制电机水平左右方向，CP脉冲控制电机转动使其在水平轴上移动。
作为本发明的一种改进，所述的检测电路模块由限位检测电路和极化角度检测电路组成，所述的极化角度检测电路由极化电位器组成，采用这种设计以后，极化角度检测电路通过极化电位器采集最小电压值、最大电压值，并将其电压值转化为相应的角度值，并且规定其角度值的范围为-90°～+90°，后面通过不同位置的电压值来确定极化电极旋转的角度值。限位检测电路主要用来检测不同馈源当前的工作状态。主要检测极化电极的左右限位状态、C波段工作限位状态、KU波段工作限位状态。
作为本发明的一种改进，所述的控制电路模块由按键电路组成，所述的按键电路包括：上下按键、取消按键、确认按键、复位按键、C波段按键和KU波段按键。采用这种设计以后，用户可以直观的对系统进行操作和控制。
作为本发明的一种改进，所述的显示模块由LED显示控制电路和LCD屏幕显示驱动电路组成，所述LED显示控制电路由GPS工作指示灯、C波段天线工作指示灯、KU波段天线工作指示灯以及天线复位工作指示灯组成，采用这种设计以后，LCD屏幕显示驱动电路将CPU主控模块输出的3.3V电压信号转化成为5V电压信号，实现不同电平之间的转化，所述的LED显示控制电路可以为用户直观的提供系统的工作状态，方便用户对系统进行操作，采用LED灯进行显示，起到了节能的作用。
作为本发明的一种改进，所述的定位模块采用GPS/北斗双模定位模块，采用这种设计以后，GPS定位比较准确和快速，但是其运用的国外技术，存在信息安全隐患，北斗技术不断发展和成熟，北斗的短报文功能能够实现短报文的传输，相比GPS具有一定的优势，结合GPS和北斗两种定位技术，在北斗定位能够正常工作时，运用北斗进行定位，并通过北斗短报文功能发送定位数据，在北斗不能进行定位时，采用GPS进行辅助定位，这样能保证定位的速度，准确度以及信息的安全性。
该设备是一种采用同一天线面，实现不同波段通信的卫星通信设备，该设备结构简单，多采用开源硬件设计，能够有效实现C波段和KU波段的迅速切换，从而大大降低两套通信系统的重量，实现一车多系统，能够在不同的地域，不同的环境下，针对性的选择不同波段信号进行通信，实现了设备功能和经济效益的最大化。
附图说明
图1是本发明的原理框图，
图2是本发明的处理流程图。
具体实施方式
下面结合附图和具体实施方式，进一步阐明本发明。
实施例1：
结合附图可见，一种C/KU波段转换控制系统，其主要包括：定位模块，电机驱动模块，控制电路模块，显示模块，检测电路模块，CPU主控电路模块，电源供电模块，其特征在于：所述的电机驱动模块通过PWM接口与CPU主控电路模块相连，所述定位模块通过RS232接口与CPU主控电路模块相连，所述显示模块通过LCD接口与CPU主控电路模块相连，所述的电源供电模块与CPU主控电路模块相连，所述的电机驱动模块通过驱动芯片与CPU主控电路模块相连，所述检测电路模块与控制电路模块直接与CPU主控电路模块相连。定位模块可以采集该控制系统所在位置信息，CPU主控电路模块计算最佳波段信息，以供操作人员选择，电机驱动模块通过驱动电机来控制馈源的位置，以达到选择不同馈源进行通信的目的，控制电路模块是用户进行操作的主要模块，CPU主控电路模块通过控制电路模块接收用户的操作请求，CPU主控模块通过显示模块通知用户一些系统运行的状态，一遍用户及时调整系统功能，检测电路模块是用于检测系统的极化角度和水平角度的，通过对不同的角度进行检测，以辅助完成CPU主控模块对电机驱动模块的控制，CPU主控模块是该系统的主要处理和计算的模块，一切数据的输入和输出的处理都经过该模块，电源供电模块是给该系统中其他部件提供电能。
实施例2：
作为本发明的一种改进，所述的电机驱动模块由极化电机驱动电路和水平电机驱动电路组成，采用这种设计以后，极化电极驱动电路通过检测电路模块计算得到的极化角度值，CPU主控模块通过发送脉冲信号来控制电机驱动电路来控制极化电极旋转到计算得到的角度。以面对天线顺时针旋转为正值、逆时针旋转为负值。馈源窄边平行于地面为零点(即水平极化角度为零)，如果卫星发射信号为垂直极化则在前面计算角度基础上调整90度。水平电机驱动电路通过CPU主控模块产生脉冲信号CP和方位信号DIR，DIR控制电机水平左右方向，CP脉冲控制电机转动使其在水平轴上移动。其余结构和优点和实施例1完全相同。
实施例3：
作为本发明的一种改进，所述的检测电路模块由限位检测电路和极化角度检测电路组成，所述的极化角度检测电路由极化电位器组成，采用这种设计以后，极化角度检测电路通过极化电位器采集最小电压值、最大电压值，并将其电压值转化为相应的角度值，并且规定其角度值的范围为-90°～+90°，后面通过不同位置的电压值来确定极化电极旋转的角度值。限位检测电路主要用来检测不同馈源当前的工作状态。主要检测极化电极的左右限位状态、C波段工作限位状态、KU波段工作限位状态。其余结构和优点和实施例1完全相同。
实施例4：
作为本发明的一种改进，所述的控制电路模块由按键电路组成，所述的按键电路包括：上下按键、取消按键、确认按键、复位按键、C波段按键和KU波段按键。采用这种设计以后，用户可以直观的对系统进行操作和控制。其余结构和优点和实施例1完全相同。
实施例5：
作为本发明的一种改进，所述的显示模块由LED显示控制电路和LCD屏幕显示驱动电 路组成，所述LED显示控制电路由GPS工作指示灯、C波段天线工作指示灯、KU波段天线工作指示灯以及天线复位工作指示灯组成，采用这种设计以后，LCD屏幕显示驱动电路将CPU主控模块输出的3.3V电压信号转化成为5V电压信号，实现不同电平之间的转化，所述的LED显示控制电路可以为用户直观的提供系统的工作状态，方便用户对系统进行操作，采用LED灯进行显示，起到了节能的作用。其余结构和优点和实施例1完全相同。
实施例6：
作为本发明的一种改进，所述的定位模块采用GPS/北斗双模定位模块，采用这种设计以后，GPS定位比较准确和快速，但是其运用的国外技术，存在信息安全隐患，北斗技术不断发展和成熟，北斗的短报文功能能够实现短报文的传输，相比GPS具有一定的优势，结合GPS和北斗两种定位技术，在北斗定位能够正常工作时，运用北斗进行定位，并通过北斗短报文功能发送定位数据，在北斗不能进行定位时，采用GPS进行辅助定位，这样能保证定位的速度，准确度以及信息的安全性。其余结构和优点和实施例1完全相同。
本发明还可以将实施例2、3、4、5、6、7所述的技术特征至少一个与实施例1组合成新的实施方式。
本发明，具体使用过程如下：
(1)电源供电模块对系统进行供电；
(2)CPU主控电路模块进行初始化；
(3)硬件设备进行初始化；
(4)检测电路模块对当前限位状态进行检测，显示模块显示当前限位信息；
(5)定位模块读取当前状态位置信息，显示模块显示当前位置信息或者定位不成功信息；
(6)CPU主控电路模块根据定位模块和所用卫星提供的位置信息进行计算处理，显示模块显示最佳的波段信息；
(7)用户通过控制电路模块进行波段选择；
(8)CPU主控电路模块读取控制电路模块输入的信息，将信息转化为驱动信号输送给电机驱动模块；
(9)电机驱动模块驱动不同馈源，以对应不同的波段；
(10)用户通过控制电路模块进行卫星选择；
(11)用户进行卫星通信；
(12)结束使用，系统进行复位操作。
本发明方案所公开的技术手段不仅限于上述技术手段所公开的技术手段，还包括由以上技术特征任意组合所组成的技术方案。

Claims (7)

  1. 一种C/KU波段转换控制系统，其主要包括：定位模块，电机驱动模块，控制电路模块，显示模块，检测电路模块，CPU主控电路模块，电源供电模块，其特征在于：所述的电机驱动模块通过PWM接口与CPU主控电路模块相连，所述定位模块通过RS232接口与CPU主控电路模块相连，所述显示模块通过LCD接口与CPU主控电路模块相连，所述的电源供电模块与CPU主控电路模块相连，所述的电机驱动模块通过驱动芯片与CPU主控电路模块相连，所述检测电路模块与控制电路模块直接与CPU主控电路模块相连。
  2. 根据权利要求1所述的C/KU波段转换控制系统，其特征在于：所述的电机驱动模块由极化电机驱动电路和水平电机驱动电路组成。
  3. 根据权利要求1所述的C/KU波段转换控制系统，其特征在于：所述的检测电路模块由限位检测电路和极化角度检测电路组成，所述的极化角度检测电路由极化电位器组成。
  4. 根据权利要求1所述的C/KU波段转换控制系统，其特征在于：所述的控制电路模块由按键电路组成，所述的按键电路包括：上下按键、取消按键、确认按键、复位按键、C波段按键和KU波段按键。
  5. 根据权利要求1所述的C/KU波段转换控制系统，其特征在于：所述的显示模块由LED显示控制电路和LCD屏幕显示驱动电路组成，所述LED显示控制电路由GPS工作指示灯、C波段天线工作指示灯、KU波段天线工作指示灯以及天线复位工作指示灯组成。
  6. 根据权利要求1所述的C/KU波段转换控制系统，其特征在于：所述的定位模块采用GPS/北斗双模定位模块。
  7. 一种运用权力要求1所述的C/KU波段转换系统进行卫星通信的方法，其特征在于包括以下几个步骤：
    电源供电模块对系统进行供电；
    CPU主控电路模块进行初始化；
    硬件设备进行初始化；
    检测电路模块对当前限位状态进行检测，显示模块显示当前限位信息；
    定位模块读取当前状态位置信息，显示模块显示当前位置信息或者定位不成功信息；
    CPU主控电路模块根据定位模块和所用卫星提供的位置信息进行计算处理，显示模块显示最佳的波段信息；
    用户通过控制电路模块进行波段选择；
    CPU主控电路模块读取控制电路模块输入的信息，将信息转化为驱动信号输送给电机驱动模块；
    电机驱动模块驱动不同馈源，以对应不同的波段；
    用户通过控制电路模块进行卫星选择；
    用户进行卫星通信；
    结束使用，系统进行复位操作。
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