WO2021190063A1 - 远程开机方法、相关电路、相关模块及设备 - Google Patents

远程开机方法、相关电路、相关模块及设备 Download PDF

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Publication number
WO2021190063A1
WO2021190063A1 PCT/CN2020/142149 CN2020142149W WO2021190063A1 WO 2021190063 A1 WO2021190063 A1 WO 2021190063A1 CN 2020142149 W CN2020142149 W CN 2020142149W WO 2021190063 A1 WO2021190063 A1 WO 2021190063A1
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Prior art keywords
signal
circuit
remote power
power
communication
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English (en)
French (fr)
Inventor
陈保林
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Shenzhen Appotronics Corp Ltd
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Appotronics Corp Ltd
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/4401—Bootstrapping
    • G06F9/4416—Network booting; Remote initial program loading [RIPL]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/4401—Bootstrapping
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/54—Interprogram communication
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/54—Interprogram communication
    • G06F9/547—Remote procedure calls [RPC]; Web services
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2209/00—Indexing scheme relating to G06F9/00
    • G06F2209/54—Indexing scheme relating to G06F9/54
    • G06F2209/544—Remote

Definitions

  • the present invention relates to the technical field of remote startup, in particular to a remote startup method, a remote startup circuit, a remote startup circuit module and equipment.
  • Related equipment includes projector equipment, which usually needs to implement some kind of remote power-on function. That is, when the projector is in the standby mode, a signal is sent to the projector through the remote control device, and the projector receives the signal and parses the startup instruction, and then executes the startup action.
  • the remote power-on technology in the equipment of related technologies relies on the specific physical layer and upper-layer protocol to realize remote power-on.
  • the device uses Ethernet, serial port and other interfaces. The device receives instructions from the remote control device from these interfaces, and executes the remote control after parsing. Boot action.
  • remote power-on relies on the protocol of the interface, and the chip corresponding to the interface must be in a working state to receive data signals. This means that the interface chip has a certain power consumption, which is not conducive to low-power standby.
  • such devices may have multiple communication interfaces, such as Ethernet ports and HDBASE-T ports. The physical layer protocols and upper layer protocols of these two interfaces are incompatible. To realize that both interfaces can be powered on remotely, you must use When both interfaces work, power consumption will increase further. .
  • the purpose of the present invention is to overcome the above technical problems and provide a remote power-on method, remote power-on circuit, remote power-on circuit module and equipment that realize direct detection and judgment of communication signals to trigger system power-on, simple circuit structure and reduced system standby power consumption.
  • the present invention provides a remote power-on method, which is applied to a terminal device with a communication interface, and the remote power-on method includes the following steps:
  • the remote power-on circuit including an isolation coupling circuit, an amplifying and integrating circuit, and a detection circuit electrically connected in sequence;
  • the isolation coupling circuit to receive a communication signal and couple the communication signal out, the communication signal being a signal transmitted from external communication to a communication interface;
  • the detection circuit receives the pulse signal and makes a judgment based on the signal characteristic of the pulse signal. If it is judged that the signal characteristic matches the power-on signal characteristic, a power-on signal is generated, and the power-on signal is used to directly start the system boot.
  • the signal characteristics include signal energy and/or signal time.
  • the communication interface includes a plurality of communication interfaces, each of the communication interfaces is correspondingly provided with a remote power-on circuit, and each of the detection circuits generates a power-on signal corresponding to the input communication signal; the remote The boot method also includes the following steps:
  • the present invention also provides a remote power-on circuit, which is applied to a terminal device with a communication interface, the remote power-on circuit is arranged at the physical layer of the communication interface, and the remote power-on circuit includes:
  • the isolation coupling circuit is used to receive a communication signal and to couple out the communication signal, where the communication signal is a signal transmitted from external communication to a communication interface;
  • An amplifying and integrating circuit for receiving the communication signal coupled and output by the isolation coupling circuit, and amplifying and integrating the signal to generate a pulse signal
  • the detection circuit is used to receive the pulse signal and make a judgment based on the signal characteristics of the pulse signal. If it is judged that the signal characteristics match the characteristics of the start-up signal, a start-up signal is generated, and the start-up signal is used to directly start the system booting.
  • Signal characteristics include signal energy and signal time.
  • the signal characteristics include signal energy and/or signal time.
  • the remote start-up circuit includes a transformer, a diode, a capacitor, a reference voltage device, and a comparator;
  • the primary output ends of the transformer are respectively connected to the communication interfaces and serve as communication signal input ends;
  • the secondary output terminal of the transformer is respectively connected to the positive terminal of the diode and the ground;
  • the negative terminal of the diode is respectively connected to the positive terminal of the capacitor and the positive input terminal of the comparator;
  • Both the negative terminal of the capacitor and the negative terminal of the reference voltage device are connected to the ground;
  • the positive terminal of the reference voltage device is connected to the positive input terminal of the comparator
  • the input terminal of the comparator is used as a switch signal output terminal
  • the primary output terminal and the secondary output terminal of the transformer together form the isolation coupling circuit; the transformer, the diode, and the capacitor together form the amplifying and integrating circuit; the reference voltage device and the comparator together
  • the detection circuit is composed.
  • the present invention also provides a remote power-on circuit module.
  • the remote power-on circuit module includes a logic or device and the remote power-on circuit as described in any one of the above.
  • the remote power-on circuit includes a plurality of remote power-on circuits.
  • the generated power-on signal is sent to the logic OR device, and the logic-OR device performs OR logical processing on a plurality of the power-on signals and merges them into a final power-on signal, and the final power-on signal is used to directly start the system to power on.
  • the remote power-on circuit module includes an OR gate and the remote power-on circuit, and the remote power-on circuit includes a first remote power-on circuit and a second remote power-on circuit,
  • the input terminal of the first remote power-on circuit is used as a first communication signal input terminal, and the output terminal of the first remote power-on circuit is connected to the first input terminal of the OR gate;
  • the input terminal of the second remote power-on circuit is used as a second communication signal input terminal, and the output terminal of the second remote power-on circuit is connected to the second input terminal of the OR gate;
  • the output terminal of the OR gate is used as the final power-on signal output terminal.
  • the present invention also provides a device that includes a communication interface, a communication interface module connected to the communication interface, and the remote power-on circuit as described in any one of the above.
  • the present invention also provides a remote power-on circuit module.
  • the remote power-on circuit module includes a logic or device and the remote power-on circuit as described in any one of the above.
  • the remote power-on circuit includes a plurality of remote power-on circuits.
  • the generated power-on signal is sent to the logic OR device, and the logic-OR device performs OR logical processing on a plurality of the power-on signals and merges them into a final power-on signal, and the final power-on signal is used to directly start the system to power on.
  • the remote power-on circuit module includes an OR gate and the remote power-on circuit, and the remote power-on circuit includes a first remote power-on circuit and a second remote power-on circuit,
  • the input terminal of the first remote power-on circuit is used as a first communication signal input terminal, and the output terminal of the first remote power-on circuit is connected to the first input terminal of the OR gate;
  • the input terminal of the second remote power-on circuit is used as a second communication signal input terminal, and the output terminal of the second remote power-on circuit is connected to the second input terminal of the OR gate;
  • the output terminal of the OR gate is used as the final power-on signal output terminal.
  • the present invention also provides a device including a communication interface, a communication interface module connected with the communication interface, and the remote power-on circuit module.
  • the remote power-on method of the present invention adopts the following steps: Step S1, the isolation coupling circuit is used to receive a communication signal, and the communication signal is coupled out, and the communication signal is externally communicated. Signal transmitted to the communication interface; step S2, use the amplifying and integrating circuit to receive the communication signal coupled and output by the isolation coupling circuit, and amplify and integrate the signal to generate a pulse signal; step S3, use all The detection circuit receives the pulse signal, makes a judgment according to the signal characteristic of the pulse signal, and generates a start signal if it is judged that the signal characteristic matches the characteristic of the start-up signal.
  • the remote power-on method, remote power-on circuit, remote power-on circuit module and device of the present invention add a signal coupling circuit on the physical layer of the communication interface to couple the communication signal to the amplifying and integrating circuit, and judge by detecting the signal characteristics of the circuit pulse signal , To trigger the startup action of the system, so as to directly detect and judge the communication signal to trigger the startup of the system, the circuit structure is simple, and the standby power consumption of the system is reduced.
  • the remote power-on circuit includes multiple power-on signals, and the power-on signal generated by each remote power-on circuit is sent to the logic or device, and the logic or device transmits multiple power-on signals
  • the OR logic processing is combined into a final power-on signal, and the final power-on signal is used to directly start the system to power on, thereby realizing remote power on of multiple interfaces.
  • Figure 1 is a flow chart of the remote boot method of the present invention
  • Figure 3 is a structural block diagram of the remote power-on circuit of the present invention.
  • FIG. 4 is a circuit diagram of an embodiment of the remote power-on circuit of the present invention.
  • Fig. 5 is a voltage time response diagram of the input signal and the output signal in Fig. 4;
  • Fig. 6 is a structural block diagram of an embodiment of a remote power-on circuit module of the present invention.
  • the present invention provides a remote boot method.
  • the remote boot method is applied to terminal equipment with a communication interface.
  • a remote power-on circuit is added to the physical layer of the communication interface, and the remote power-on circuit includes an isolation coupling circuit, an amplifying and integrating circuit, and a detection circuit electrically connected in sequence.
  • the remote boot method includes the following steps:
  • Step S1 Use the isolation coupling circuit to receive a communication signal, and couple the communication signal to output.
  • the communication signal is a signal transmitted from an external communication to a communication interface.
  • Step S2 Use the amplifying and integrating circuit to receive the communication signal coupled and output by the isolation coupling circuit, and amplify and integrate the signal to generate a pulse signal.
  • Step S3 Use the detection circuit to receive the pulse signal, make a judgment based on the signal characteristic of the pulse signal, and if it is judged that the signal characteristic matches the power-on signal characteristic, then a power-on signal is generated.
  • the start signal is used to directly start the system to start.
  • the signal characteristics include signal energy and/or signal time.
  • the signal energy is the signal level
  • the signal time is the signal duration.
  • the remote boot method can realize remote boot at the circuit level at a lower cost, reduce standby power consumption by 75% to 90%, and enhance product competitiveness.
  • the circuit implemented by the remote boot method is simple, the implementation does not need to rely on the protocol of the interface, and the chip corresponding to the interface does not have to be in the working state to receive the data signal, which means that the interface chip can be saved when the interface chip is in standby.
  • the power consumption is conducive to achieving low power consumption standby.
  • the communication signal is coupled to the amplifying and integrating circuit, and the signal characteristics of the pulse signal of the detection circuit are judged to trigger the startup of the system, thereby realizing direct detection and judgment
  • the communication signal is used to trigger the system startup, the circuit structure is simple, and the standby power consumption of the system is reduced.
  • the communication interfaces include multiple, each of the communication interfaces is provided with a corresponding remote power-on circuit, and each of the detection circuits generates and inputs the communication The power-on signal corresponding to the signal.
  • the remote boot method further includes the steps:
  • Step S4 When any one of the remote power-on circuits generates the power-on signal, the system is directly started.
  • step S4 a plurality of the power-on signals are combined into a final power-on signal through or logical processing, and the final power-on signal is used to directly start the system to power on.
  • step S4 it is possible to directly start the system booting on multiple communication interfaces, thereby realizing remote booting of multiple interfaces.
  • the present invention provides a remote power-on circuit 100, which is applied to a terminal device with a communication interface.
  • the remote power-on circuit 100 is arranged at the physical layer of the communication interface.
  • the remote power-on circuit 100 includes an isolation coupling circuit 1, an amplifying and integrating circuit 2 and a detection circuit 3 electrically connected in sequence.
  • the isolation coupling circuit 1 is used for receiving a communication signal TS and coupling out the communication signal TS.
  • the communication signal is a signal transmitted from external communication to the communication interface.
  • the isolation coupling circuit 1 is connected to the communication interface and inputs the communication signal TS from the communication interface.
  • the communication interface module may not be powered on, thereby saving power consumption of the device.
  • the amplifying and integrating circuit 2 is used to receive the communication signal TS coupled and output by the isolation coupling circuit 1, and amplify and integrate the signal to generate a pulse signal.
  • the detection circuit 3 is used to receive the pulse signal, make a judgment according to the signal characteristics of the pulse signal, and if it is judged that the signal characteristic matches the power-on signal characteristic, then the power-on signal EN is generated.
  • the boot signal EN is used to directly boot the system.
  • the signal characteristics include signal energy and/or signal time. Specifically, the signal energy is a signal level, and the signal time is a signal duration.
  • the remote start-up circuit 100 includes a transformer T, a diode D, a capacitor C, a reference voltage device VREF, and a comparator COMP.
  • the specific circuit connection relationship is:
  • the primary output terminals of the transformer T are respectively connected to the communication interfaces and serve as the communication signal input terminals TS.
  • the secondary output terminal of the transformer T is respectively connected to the positive terminal of the diode D and the ground.
  • the negative terminal of the diode D is respectively connected to the positive terminal of the capacitor C and the positive input terminal of the comparator COMP.
  • the negative terminal of the capacitor C and the negative terminal of the reference voltage device VERF are both connected to the ground.
  • the positive terminal of the reference voltage device VREF is connected to the positive input terminal of the comparator COMP.
  • the input terminal of the comparator COMP serves as the switch signal output terminal EN.
  • the primary output terminal and the secondary output terminal of the transformer T together form the isolation coupling circuit 1.
  • the transformer T, the diode D and the capacitor C together form the amplifying and integrating circuit 2.
  • adjusting the primary-secondary turns ratio of the transformer T and taking an appropriate capacitance value of the capacitor C can realize that the voltage on the communication interface will be integrated on the capacitor to generate a DC voltage.
  • the reference voltage device VREF and the comparator COMP together form the detection circuit 3.
  • the comparator COMP outputs a high level.
  • the overall effect of the remote power-on circuit 100 When a power-on command for a fixed time (defined as T1) is transmitted on the communication interface, the output duration of the comparator COMP is approximately T1.
  • the power-on control circuit in the device can detect that the output of the comparator COMP has a high-level pulse signal that reaches the time T1, that is, perform the power-on action.
  • the power-on control circuit in the device can adopt a microcontroller (English: Micro-Controller, MCU for short), and the power consumption of the microcontroller is very low, only 0.1-0.5 watts.
  • the processing chips of communication interfaces such as Ethernet and HDBASE-T in the device can be in standby or powered off. These chips have relatively large power consumption when working, and generally consume 1-3 watts. Therefore, the circuit of this embodiment can achieve the effect of reducing the standby power consumption of the system.
  • transformer T the diode D, the capacitor C, the reference voltage device VREF, and the comparator COMP are all commonly used electronic components or devices in chip circuits in this field. A detailed description.
  • the present invention also provides a device (not shown), which includes a communication interface (not shown), a communication interface module (not shown) connected to the communication interface, and the remote power-on circuit 100.
  • the present invention also provides a remote power-on circuit module 200.
  • the remote power-on circuit module 200 includes a logic or device and the remote power-on circuit 100.
  • the remote power-on circuit 100 includes a plurality of devices. Each remote power-on circuit 100 generates The power-on signal of is sent to the logic or device, and the logic or device performs OR logical processing on a plurality of the power-on signals and merges them into a final power-on signal, and the final power-on signal is used to directly start the system booting.
  • the remote power-on circuit module 200 can detect multiple communication interfaces at the same time. There are multiple communication interfaces for product equipment, such as Ethernet port and HDBASE-T port. The physical layer protocol and upper layer protocol of these two interfaces are not compatible.
  • the remote power-on circuit module 200 realizes that both interfaces can be powered on remotely, which further reduces the power consumption of the interface.
  • the remote power-on circuit module 200 includes an OR gate 201 and the remote power-on circuit 100.
  • the remote power-on circuit 100 includes a first remote power-on circuit 101 and a second remote power-on circuit 102.
  • the input terminal of the first remote power-on circuit 101 serves as the first communication signal input terminal TS1.
  • the output terminal of the first remote power-on circuit 101 is connected to the first input terminal of the OR gate 201.
  • the input terminal of the second remote power-on circuit 102 serves as the second communication signal input terminal TS2.
  • the output terminal of the second remote power-on circuit 102 is connected to the second input terminal of the OR gate 201.
  • the output terminal of the OR gate 201 serves as the final power-on signal output terminal ENT.
  • OR gate 201 is an electronic component or a device in a chip circuit commonly used in the art, and will not be described in detail here.
  • the present invention also provides a device (not shown), which includes a communication interface (not shown), a communication interface module (not shown) connected to the communication interface, and the remote boot circuit module 200.
  • the remote power-on method of the present invention adopts the following steps: Step S1, the isolation coupling circuit is used to receive a communication signal, and the communication signal is coupled out, and the communication signal is externally communicated. Signal transmitted to the communication interface; step S2, use the amplifying and integrating circuit to receive the communication signal coupled and output by the isolation coupling circuit, and amplify and integrate the signal to generate a pulse signal; step S3, use all The detection circuit receives the pulse signal, makes a judgment according to the signal characteristic of the pulse signal, and generates a start signal if it is judged that the signal characteristic matches the characteristic of the start-up signal.
  • the remote power-on method, remote power-on circuit, remote power-on circuit module and device of the present invention add a signal coupling circuit on the physical layer of the communication interface to couple the communication signal to the amplifying and integrating circuit, and judge by detecting the signal characteristics of the circuit pulse signal , To trigger the startup action of the system, so as to directly detect and judge the communication signal to trigger the startup of the system, the circuit structure is simple, and the standby power consumption of the system is reduced.
  • the remote power-on circuit includes multiple power-on signals, and the power-on signal generated by each remote power-on circuit is sent to the logic or device, and the logic or device transmits multiple power-on signals
  • the OR logic processing is combined into a final power-on signal, and the final power-on signal is used to directly start the system to power on, thereby realizing remote power on of multiple interfaces.

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Abstract

一种远程开机方法，该方法包括如下步骤：隔离耦合电路接收通信信号，并将通信信号耦合输出，通信信号为由外部通信传输至通信接口的信号；放大积分电路接收由隔离耦合电路耦合输出的通信信号，并将该信号放大和积分处理后产生脉冲信号；检测电路接收脉冲信号，根据脉冲信号的信号特征进行判断，若判断该信号特征符合开机信号特征，则产生开机信号，开机信号用于直接启动系统开机。以及一种远程开机电路、远程开机电路模块及设备。与相关技术相比，采用上述技术方案实现直接检测和判断通信信号以触发系统开机、电路结构简单且降低系统待机功耗。

Description

远程开机方法、相关电路、相关模块及设备 【技术领域】
本发明涉及远程开机技术领域，尤其涉及一种远程开机方法、远程开机电路、远程开机电路模块及设备。
【背景技术】
随着无线技术应用越来越广泛，具有具备通信端口的设备也越来越多，其中设备实现远程开机为其中重要的功能。相关设备包括投影机设备，此类设备通常需要实现某种远程开机功能。即投影机处于待机模式时，通过远端的控制设备发信号给投影机，投影机接收到信号并解析出开机指令后，执行开启动作。
相关技术的设备中的远程开机技术依赖于具体的物理层以及上层协议，实现远程开机，设备通过以太网、串口等接口，设备从这些接口接收远端控制设备发来的指令，解析后执行远程开机动作。
然而，目前的远程开机实现方式依赖接口的协议，且接口对应的芯片必须处于工作状态，才能接收数据信号，这意味着接口芯片存在一定的功耗，不利于实现低功耗待机。另外，此类设备可能存在多种通信接口，比如以太网口，HDBASE-T口，这两种接口的物理层协议和上层协议是不能兼容的，要实现两种接口都能远程开机，必须使两种接口都工作起来，功耗会进一步增大。。
因此，实有必要提供一种新的方法、电路和设备置来解决上述技术问题。
【发明内容】
本发明的目的是克服上述技术问题，提供一种实现直接检测和判断通信信号以触发系统开机、电路结构简单且降低系统待机功耗的远 程开机方法、远程开机电路、远程开机电路模块及设备。
为了实现上述目的，本发明提供一种远程开机方法，应用于带通信接口的终端设备，所述远程开机方法包括如下步骤：
在所述通信接口的物理层增加远程开机电路，该远程开机电路包括依次电连接的隔离耦合电路、放大积分电路以及检测电路；
利用所述隔离耦合电路接收通信信号，并将所述通信信号耦合输出，所述通信信号为由外部通信传输至通信接口的信号；
利用所述放大积分电路接收由所述隔离耦合电路耦合输出的所述通信信号，并将该信号进行放大和积分处理后产生脉冲信号；
利用所述检测电路接收所述脉冲信号，根据所述脉冲信号的信号特征进行判断，若判断该信号特征符合开机信号特征，则产生开机信号，所述开机信号用于直接启动系统开机。
更优的，所述信号特征包括信号能量和/或信号时间。
更优的，所述通信接口包括多个，每一所述通信接口均对应设置一所述远程开机电路，每一所述检测电路产生与输入的所述通信信号对应的开机信号；所述远程开机方法还包括如下步骤：
任意一所述远程开机电路产生所述开机信号，则直接启动系统开机。
本发明还提供一种远程开机电路，应用于带通信接口的终端设备，所述远程开机电路设置于所述通信接口的物理层，所述远程开机电路包括：
隔离耦合电路，用于接收通信信号，并将所述通信信号耦合输出，所述通信信号为由外部通信传输至通信接口的信号；
放大积分电路，用于接收由所述隔离耦合电路耦合输出的所述通信信号，并将该信号进行放大和积分处理后产生脉冲信号；
检测电路，用于接收所述脉冲信号，根据所述脉冲信号的信号特征进行判断，若判断该信号特征符合开机信号特征，则产生开机信号，所述开机信号用于直接启动系统开机，所述信号特征包括信号能量和 信号时间。
更优的，所述信号特征包括信号能量和/或信号时间。
更优的，所述远程开机电路包括变压器、二极管、电容、参考电压器件及比较器；
所述变压器的初级输出端分别连接至所述通信接口，并作为通信信号输入端；
所述变压器的次级输出端分别连接至所述二极管的正极端和接地；
所述二极管的负极端分别连接至所述电容的正极端和所述比较器的正输入端；
所述电容的负极端和所述参考电压器件的负极端均连接至接地；
所述参考电压器件的正极端连接至所述比较器的正输入端；
所述比较器的输入端作为开关信号输出端；
所述变压器的初级输出端和次级输出端共同组成所述隔离耦合电路；所述变压器、所述二极管及所述电容共同组成所述放大积分电路；所述参考电压器件和所述比较器共同组成所述检测电路。
本发明还提供一种远程开机电路模块，所述远程开机电路模块包括逻辑或器件和如上中任意一项所述的远程开机电路，所述远程开机电路包括多个，每一所述远程开机电路产生的开机信号发送至所述逻辑或器件，所述逻辑或器件将多个所述开机信号进行或逻辑处理合并为一个最终开机信号，所述最终开机信号用于直接启动系统开机。
更优的，所述远程开机电路模块包括或门和所述远程开机电路，所述远程开机电路包括第一远程开机电路和第二远程开机电路，
所述第一远程开机电路的输入端作为第一通信信号输入端，所述第一远程开机电路的输出端连接至所述或门的第一输入端；
所述第二远程开机电路的输入端作为第二通信信号输入端，所述第二远程开机电路的输出端连接至所述或门的第二输入端；
所述或门的输出端作为最终开机信号输出端。
本发明还提供一种设备，所述设备包括通信接口、与所述通信接口连接的通信接口模块以及如上中任意一项所述的远程开机电路。
本发明还提供一种远程开机电路模块，所述远程开机电路模块包括逻辑或器件和如上中任意一项所述的远程开机电路，所述远程开机电路包括多个，每一所述远程开机电路产生的开机信号发送至所述逻辑或器件，所述逻辑或器件将多个所述开机信号进行或逻辑处理合并为一个最终开机信号，所述最终开机信号用于直接启动系统开机。
更优的，所述远程开机电路模块包括或门和所述远程开机电路，所述远程开机电路包括第一远程开机电路和第二远程开机电路，
所述第一远程开机电路的输入端作为第一通信信号输入端，所述第一远程开机电路的输出端连接至所述或门的第一输入端；
所述第二远程开机电路的输入端作为第二通信信号输入端，所述第二远程开机电路的输出端连接至所述或门的第二输入端；
所述或门的输出端作为最终开机信号输出端。
本发明还提供一种设备，所述设备包括通信接口、与所述通信接口连接的通信接口模块以及所述远程开机电路模块。
与现有技术相比，本发明的一种远程开机方法，采用如下步骤：步骤S1、利用所述隔离耦合电路接收通信信号，并将所述通信信号耦合输出，所述通信信号为由外部通信传输至通信接口的信号；步骤S2、利用所述放大积分电路接收由所述隔离耦合电路耦合输出的所述通信信号，并将该信号进行放大和积分处理后产生脉冲信号；步骤S3、利用所述检测电路接收所述脉冲信号，根据所述脉冲信号的信号特征进行判断，若判断该信号特征符合开机信号特征，则产生开机信号。本发明的远程开机方法、远程开机电路、远程开机电路模块及设备通过在通信接口的物理层上增加信号耦合电路，将通信信号耦合到放大积分电路中，通过检测电路脉冲信号的信号特征进行判断，来触发系统的开机动作，从而实现直接检测和判断通信信号以触发系统开机、电路结构简单且降低系统待机功耗。另外，在多个通信接口情况下，所 述远程开机电路包括多个，每一所述远程开机电路产生的开机信号发送至所述逻辑或器件，所述逻辑或器件将多个所述开机信号进行或逻辑处理合并为一个最终开机信号，所述最终开机信号用于直接启动系统开机，从而实现多个接口的远程开机。
【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它的附图，其中：
图1为本发明远程开机方法的流程框图；
图2为本发明远程开机方法的步骤S4的流程框图；
图3为本发明远程开机电路的结构框图；
图4为本发明远程开机电路的一种实施例的电路图；
图5为图4中输入信号和输出信号的电压时间响应图；
图6为本发明远程开机电路模块的一种实施例的结构框图。
【具体实施方式】
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，所描述的实施例仅是本发明的一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其它实施例，都属于本发明保护的范围。
请参图1所示，本发明提供一种远程开机方法。所述远程开机方法应用于带通信接口的终端设备。具体的，在所述通信接口的物理层增加远程开机电路，该远程开机电路包括依次电连接的隔离耦合电 路、放大积分电路以及检测电路。
所述远程开机方法包括如下步骤：
步骤S1、利用所述隔离耦合电路接收通信信号，并将所述通信信号耦合输出，所述通信信号为由外部通信传输至通信接口的信号。
步骤S2、利用所述放大积分电路接收由所述隔离耦合电路耦合输出的所述通信信号，并将该信号进行放大和积分处理后产生脉冲信号。
步骤S3、利用所述检测电路接收所述脉冲信号，根据所述脉冲信号的信号特征进行判断，若判断该信号特征符合开机信号特征，则产生开机信号。其中，所述开机信号用于直接启动系统开机。
所述信号特征包括信号能量和/或信号时间。。在本实施方式中，所述信号能量为信号电平，所述信号时间为信号持续时间。
综合上述步骤，所述远程开机方法可以用较低的成本在电路层面实现远程开机，降低待机功耗75％～90％，提升产品竞争力。另外，所述远程开机方法实现的电路简单，实现方式不需要依赖接口的协议，且接口对应的芯片不必须处于工作状态，就能接收到数据信号，这意味着可以节省掉接口芯片处于待机时的功耗，从而有利于实现低功耗待机。具体的，通过在通信接口的物理层上增加信号耦合电路，将通信信号耦合到放大积分电路中，通过检测电路脉冲信号的信号特征进行判断，来触发系统的开机动作，从而实现直接检测和判断通信信号以触发系统开机、电路结构简单且降低系统待机功耗。
请参图2所示，针对产品设备存在多种通信接口，比如以太网口，HDBASE-T口，这两种接口的物理层协议和上层协议是不能兼容的，要实现两种接口都能远程开机，以便进一步减少接口功耗。本实施方式中，在多个通信接口情况下，所述通信接口包括多个，每一所述通信接口均对应设置一所述远程开机电路，每一所述检测电路产生与输入的所述通信信号对应的开机信号。所述远程开机方法还包括步骤：
步骤S4、任意一所述远程开机电路产生所述开机信号，则直接启动系统开机。
在本步骤中，多个所述开机信号通过或逻辑处理合并为一个最终开机信号，所述最终开机信号用于直接启动系统开机。通过所述步骤S4可以在多个通信接口上实现直接启动系统开机，从而实现多个接口的远程开机。
请参图3所示，本发明提供一种远程开机电路100，应用于带通信接口的终端设备。所述远程开机电路100设置于所述通信接口的物理层。所述远程开机电路100包括依次电连接的隔离耦合电路1、放大积分电路2以及检测电路3。
所述隔离耦合电路1用于接收通信信号TS，并将所述通信信号TS耦合输出。所述通信信号为由外部通信传输至通信接口的信号。具体的，设备具备的正常功能的通信接口和与所述通信接口连接的通信接口模块。所述隔离耦合电路1连接于所述通信接口并从所述通信接口输入所述通信信号TS。其中，所述通信接口模块可以不通电，从而节省设备的功耗。
所述放大积分电路2用于接收由所述隔离耦合电路1耦合输出的所述通信信号TS，并将该信号进行放大和积分处理后产生脉冲信号。
所述检测电路3用于接收所述脉冲信号，根据所述脉冲信号的信号特征进行判断，若判断该信号特征符合开机信号特征，则产生开机信号EN。所述开机信号EN用于直接启动系统开机。所述信号特征包括信号能量和/或信号时间。具体的，所述信号能量为信号电平，所述信号时间为信号持续时间。
请参图4所示，以下为所述远程开机电路100的一种实施例。所述远程开机电路100包括变压器T、二极管D、电容C、参考电压器件VREF及比较器COMP。具体的电路连接关系为：
所述变压器T的初级输出端分别连接至所述通信接口，并作为通信信号输入端TS。
所述变压器T的次级输出端分别连接至所述二极管D的正极端和接地。
所述二极管D的负极端分别连接至所述电容C的正极端和所述比较器COMP的正输入端。
所述电容C的负极端和所述参考电压器件VERF的负极端均连接至接地。
所述参考电压器件VREF的正极端连接至所述比较器COMP的正输入端。
所述比较器COMP的输入端作为开关信号输出端EN。
其中，所述变压器T的初级输出端和次级输出端共同组成所述隔离耦合电路1。
所述变压器T、所述二极管D及所述电容C共同组成所述放大积分电路2。其中，调整所述变压器T的初次级匝数比，并取适当的所述电容C的电容值，可以实现所述通信接口上的电压将在电容上积分产生一个直流电压。
所述参考电压器件VREF和所述比较器COMP共同组成所述检测电路3。当所述电容C上的直流电压超过预设参考电压时，所述比较器COMP输出高电平。
请参图5所示，所述远程开机电路100的整体效果：当所述通信接口上传输固定时间(定义为T1)的开机指令时，将在所述比较器COMP输出持续时间约为T1的高电平脉冲信号，设备中的开机控制电路可检测所述比较器COMP的输出有达到时间T1的高电平脉冲信号，即执行开机动作。其中，设备中的开机控制电路可以采用微控制器(英文：Micro-Controller，简称MCU)，微控制器的功耗很低，只有0.1-0.5瓦。应用本实施例的电路，可以使设备中的以太网、HDBASE-T等通信接口的处理芯片处于待机状态或者断电，这些芯片工作起来的功耗比较大，一般功耗为1-3瓦，从而本实施例的电路可以达到降低系统待机功耗的效果。
需要指出的是所述变压器T、所述二极管D、所述电容C、所述参考电压器件VREF及所述比较器COMP都是本领域常用的电子元器 件或者芯片电路中的器件，在此不详细描述。
本发明还提供一种设备(图未示)，其包括通信接口(图未示)和与所述通信接口连接的通信接口模块(图未示)以及所述远程开机电路100。
本发明还提供一种远程开机电路模块200，所述远程开机电路模块200包括逻辑或器件和所述远程开机电路100，所述远程开机电路100包括多个，每一所述远程开机电路100产生的开机信号发送至所述逻辑或器件，所述逻辑或器件将多个所述开机信号进行或逻辑处理合并为一个最终开机信号，所述最终开机信号用于直接启动系统开机。所述远程开机电路模块200可以同时检测多个通信接口。针对产品设备存在多种通信接口，比如以太网口，HDBASE-T口，这两种接口的物理层协议和上层协议是不能兼容的。所述远程开机电路模块200实现两种接口都能远程开机，进一步减少接口功耗。
请参图6所示，以下为所述远程开机电路模块200的一种实施例。所述远程开机电路模块200包括或门201和所述远程开机电路100，所述远程开机电路100包括第一远程开机电路101和第二远程开机电路102。
所述第一远程开机电路101的输入端作为第一通信信号输入端TS1。所述第一远程开机电路101的输出端连接至所述或门201的第一输入端。
所述第二远程开机电路102的输入端作为第二通信信号输入端TS2。所述第二远程开机电路102的输出端连接至所述或门201的第二输入端。
所述或门201的输出端作为最终开机信号输出端ENT。
需要指出的是所述或门201是本领域常用的电子元器件或者芯片电路中的器件，在此不详细描述。
本发明还提供一种设备(图未示)，其包括通信接口(图未示)和与所述通信接口连接的通信接口模块(图未示)以及所述远程开机 电路模块200。
与现有技术相比，本发明的一种远程开机方法，采用如下步骤：步骤S1、利用所述隔离耦合电路接收通信信号，并将所述通信信号耦合输出，所述通信信号为由外部通信传输至通信接口的信号；步骤S2、利用所述放大积分电路接收由所述隔离耦合电路耦合输出的所述通信信号，并将该信号进行放大和积分处理后产生脉冲信号；步骤S3、利用所述检测电路接收所述脉冲信号，根据所述脉冲信号的信号特征进行判断，若判断该信号特征符合开机信号特征，则产生开机信号。本发明的远程开机方法、远程开机电路、远程开机电路模块及设备通过在通信接口的物理层上增加信号耦合电路，将通信信号耦合到放大积分电路中，通过检测电路脉冲信号的信号特征进行判断，来触发系统的开机动作，从而实现直接检测和判断通信信号以触发系统开机、电路结构简单且降低系统待机功耗。另外，在多个通信接口情况下，所述远程开机电路包括多个，每一所述远程开机电路产生的开机信号发送至所述逻辑或器件，所述逻辑或器件将多个所述开机信号进行或逻辑处理合并为一个最终开机信号，所述最终开机信号用于直接启动系统开机，从而实现多个接口的远程开机。
以上所述的仅是本发明的实施方式，在此应当指出，对于本领域的普通技术人员来说，在不脱离本发明创造构思的前提下，还可以做出改进，但这些均属于本发明的保护范围。

Claims (10)

  1. 一种远程开机方法，应用于带通信接口的终端设备，其特征在于，所述远程开机方法包括如下步骤：
    在所述通信接口的物理层增加远程开机电路，该远程开机电路包括依次电连接的隔离耦合电路、放大积分电路以及检测电路；
    利用所述隔离耦合电路接收通信信号，并将所述通信信号耦合输出，所述通信信号为由外部通信传输至通信接口的信号；
    利用所述放大积分电路接收由所述隔离耦合电路耦合输出的所述通信信号，并将该信号进行放大和积分处理后产生脉冲信号；
    利用所述检测电路接收所述脉冲信号，根据所述脉冲信号的信号特征进行判断，若判断该信号特征符合开机信号特征，则产生开机信号，所述开机信号用于直接启动系统开机。
  2. 根据权利要求1所述的远程开机方法，其特征在于，所述信号特征包括信号能量和/或信号时间。
  3. 根据权利要求1所述的远程开机方法，其特征在于，所述通信接口包括多个，每一所述通信接口均对应设置一所述远程开机电路，每一所述检测电路产生与输入的所述通信信号对应的开机信号；所述远程开机方法还包括如下步骤：
    任意一所述远程开机电路产生所述开机信号，则直接启动系统开机。
  4. 一种远程开机电路，应用于带通信接口的终端设备，其特征在于，所述远程开机电路设置于所述通信接口的物理层，所述远程开机电路包括：
    隔离耦合电路，用于接收通信信号，并将所述通信信号耦合输出，所述通信信号为由外部通信传输至通信接口的信号；
    放大积分电路，用于接收由所述隔离耦合电路耦合输出的所述通信信号，并将该信号进行放大和积分处理后产生脉冲信号；
    检测电路，用于接收所述脉冲信号，根据所述脉冲信号的信号特征进行判断，若判断该信号特征符合开机信号特征，则产生开机信号，所述开机信号用于直接启动系统开机，所述信号特征包括信号能量和信号时间。
  5. 根据权利要求4所述的远程开机电路，其特征在于，所述信号特征包括信号能量和/或信号时间。
  6. 根据权利要求4所述的远程开机电路，其特征在于，所述远程开机电路包括变压器、二极管、电容、参考电压器件及比较器；
    所述变压器的初级输出端分别连接至所述通信接口，并作为通信信号输入端；
    所述变压器的次级输出端分别连接至所述二极管的正极端和接地；
    所述二极管的负极端分别连接至所述电容的正极端和所述比较器的正输入端；
    所述电容的负极端和所述参考电压器件的负极端均连接至接地；
    所述参考电压器件的正极端连接至所述比较器的正输入端；
    所述比较器的输入端作为开关信号输出端；
    所述变压器的初级输出端和次级输出端共同组成所述隔离耦合电路；所述变压器、所述二极管及所述电容共同组成所述放大积分电路；所述参考电压器件和所述比较器共同组成所述检测电路。
  7. 一种远程开机电路模块，其特征在于，所述远程开机电路模块包括逻辑或器件和权利要求4-6中任意一项所述的远程开机电路，所述远程开机电路包括多个，每一所述远程开机电路产生的开机信号发送至所述逻辑或器件，所述逻辑或器件将多个所述开机信号进行或逻辑处理合并为一个最终开机信号，所述最终开机信号用于直接启动系统开机。
  8. 根据权利要求7所述的远程开机电路模块，其特征在于，所述远程开机电路模块包括或门和所述远程开机电路，所述远程开机电路 包括第一远程开机电路和第二远程开机电路，
    所述第一远程开机电路的输入端作为第一通信信号输入端，所述第一远程开机电路的输出端连接至所述或门的第一输入端；
    所述第二远程开机电路的输入端作为第二通信信号输入端，所述第二远程开机电路的输出端连接至所述或门的第二输入端；
    所述或门的输出端作为最终开机信号输出端。
  9. 一种设备，其包括通信接口和与所述通信接口连接的通信接口模块，其特征在于，所述设备还包括如权利要求4-6中任意一项所述的远程开机电路。
  10. 一种设备，其包括通信接口和与所述通信接口连接的通信接口模块，其特征在于，所述设备还包括如权利要求7或8所述的远程开机电路模块。
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