CN103607244A - Method, device and system for serial communication - Google Patents

Method, device and system for serial communication Download PDF

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Publication number
CN103607244A
CN103607244A CN201310526903.9A CN201310526903A CN103607244A CN 103607244 A CN103607244 A CN 103607244A CN 201310526903 A CN201310526903 A CN 201310526903A CN 103607244 A CN103607244 A CN 103607244A
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time
signal
non
critical
signals
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CN201310526903.9A
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Chinese (zh)
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秦志
夏泉波
吕一航
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深圳市禾望电气有限公司
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Priority to CN201310526903.9A priority Critical patent/CN103607244A/en
Publication of CN103607244A publication Critical patent/CN103607244A/en

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Abstract

The invention is applicable to the field of communication and provides a method, system and device for serial communication. The method includes the following steps: a sending end carrying out code-pattern modulation on non-time key signals to be transmitted and pulse-width modulation on time key signals to be transmitted; and sending the modulated non-time key signals and time key signals to a receiving end. The method, system and device for the serial communication reduce cost and at the same time shorten communication delay.

Description

串行通讯方法、装置及系统技术领域[0001] 本发明属于通信领域,尤其涉及一种串行通讯方法、装置及系统。 Serial communication method and apparatus TECHNICAL FIELD [0001] The present invention belongs to the field of communications, particularly to a serial communication method, apparatus and system. 背景技术[0002] 随着电力电子技术的发展,变流器、SVG等设备功率不断增大,控制系统也日趋复杂。 [0002] With the development of power electronics technology, converter, SVG increasing power equipment, control systems are becoming increasingly complex. 传统单控制板方案已无法满足需求,多控制板方案被越来越多的采用。 Traditional single-board program has been unable to meet demand, multi-panel scheme is more and more used. 多控制板方案一般由一个主控制板和多个从控制板组成,为提高控制性能,各控制板间需要快速、可靠的进行通讯。 Multi-panel embodiment generally consists of a plurality of main control board and the control board, to improve the control performance, among the panel requires fast and reliable communication. 通讯内容包括周期性的时间关键信号如同步信号、故障信号等,还包括周期性的非时间关键信号如控制命令、状态信息等。 It includes a periodic communication time critical signals such as synchronization signals, fault signals, further comprising a periodic non-time critical signals, such as control commands and status information. 时间关键信号传输内容少、但要求绝对通讯延时和各控制板间相对通讯延时均要小;非时间关键信号传输内容多,但可以容忍一定的通讯延时。 Time-critical signal transmission less content, but it requires absolute communication delays and communication delays between each board have to be relatively small; non-time-critical signal transmission contents, but can tolerate a certain degree of communication delay. 目前的常用通讯方法有如下两种:一种是采用两组普通光纤收发器(波特率IOM及以下),一组传输时间关键信号,另一组传输非时间关键信号,其缺点是成本高;另一种是采用一组高速光纤收发器(波特率50M及以上),通过通讯帧的方式传输两种信号,但通讯协议和硬件设计复杂,带宽利用率低,且高速率光纤收发器成本也较高。 Current conventional communication method has the following two ways: one is to use two common fiber transceiver (IOM baud and below), a set of transmission time critical signals, another set of non-time critical transmission signal, which drawback is the cost ; the other is the use of a set of high-speed fiber optic transceiver (50M baud and above), the communication frames transmitted by way of two signals, but the complexity of communication protocols and hardware design, the bandwidth utilization is low, and high speed fiber optic transceivers higher cost. 发明内容[0003] 本发明实施例的目的在于提供一种串行通讯方法、装置及系统,旨在解决现有的一组普通光纤收发器无法同时传输时间关键信号和非时间关键信号的问题。 [0003] object of embodiments of the present invention to provide a serial communication method, apparatus and system to solve a set of common conventional fiber optic transceivers can not issue the signal transmitting time-critical and non-time critical signals simultaneously. [0004] 本发明实施例是这样实现的,本发明提出一种串行通讯方法,所述方法包括如下步骤:[0005] 发送端对待传输的非时间关键信号进行码型调制,以及对待传输的时间关键信号进行脉宽调制;[0006] 将调制后的非时间关键信号和时间关键信号发送至接收端。 [0004] Example embodiments of the present invention is implemented, the present invention provides a serial communication, the method comprising the steps of: [0005] non-time critical signal transmission for the transmitting side to treat type modulation code, to be transmitted and the time critical pulse width modulation signal; [0006] the non-time critical signals and the modulated signal is transmitted time-critical to the receiving end. [0007] 进一步地,所述发送端为波特率IOM以下的光纤收发器。 [0007] Further, the sending end is less baud IOM optical transceivers. [0008] 进一步地,所述时间关键信号为同步信号或故障信号,所述非时间关键信号为控制信号或状态信号。 [0008] Further, the key signal is a time synchronization signal or fault signal, the signal is a non-time critical control signal or status signal. [0009] 进一步地,所述发送端通过光纤或电缆将调制后的非时间关键信号和时间关键信号发送至接收端。 [0009] Further, the sending end time after the non-modulated signal and the critical time critical signals to the receiving end by an optical fiber or cable. [0010] 本发明还提出一种串行通讯的发送端,所述发送端包括:[0011] 调制模块,用于对待传输的非时间关键信号进行码型调制,以及对待传输的时间关键信号进行脉宽调制;[0012] 发送模块,用于将调制后的非时间关键信号和时间关键信号发送至接收端。 [0010] The present invention also provides a kind of serial communication transmitting side, said transmitting side comprising: [0011] modulating module, for non-time critical signals to be transmitted is modulated pattern, to be transmitted and the time critical signal pulse width modulation; [0012] transmitting module, for non-time critical signals and the modulated signal is transmitted time-critical to the receiving end. [0013] 本发明还提出一种串行通讯方法,所述方法包括如下步骤:[0014] 接收端接收已调制的非时间关键信号和时间关键信号;[0015] 对所述已调制的非时间关键信号进行码型解调得到调制前的非时间关键信号,以及对所述已调制的时间关键信号进行脉宽解调得到调制前的时间关键信号。 [0013] The present invention also provides a serial communication, the method comprising the steps of: [0014] receiving terminal for receiving the modulated signal and the non-time critical time critical signals; non-time [0015] the modulated the key signal is demodulated code pattern non-time critical signals before modulation, and the time the key signal to the pulse-width-modulated signal is demodulated to obtain the time before the modulation key. [0016] 进一步地,所述接收端为波特率IOM以下的光纤收发器。 [0016] Further, the receiving end is less baud IOM optical transceivers.

[0017] 本发明还提出一种串行通讯的接收端,所述接收端包括: [0017] The present invention also provides a serial communication receiving end, the receiving end comprises:

[0018] 接收模块,用于接收已调制的非时间关键信号和时间关键信号; [0018] a receiving module, configured to receive a modulated signal and a non-time critical time critical signals;

[0019] 解调模块,用于对所述已调制的非时间关键信号进行码型解调得到调制前的非时间关键信号,以及对所述已调制的时间关键信号进行脉宽解调得到调制前的时间关键信号。 [0019] demodulating means for the non-time critical modulated signal demodulated code pattern non-time critical signals before modulation, and the time the key signal to the pulse-width-modulated obtained by demodulating the modulated time critical signals ago.

[0020] 本发明还提出一种串行通讯系统,包括至少一发送端和至少一接收端,其中,所述发送端包括: [0020] The present invention also provides a serial communication system comprising at least a transmitting end and at least one receiving terminal, wherein said transmitting side comprises:

[0021] 调制模块,用于对待传输的非时间关键信号进行码型调制,以及对待传输的时间关键信号进行脉宽调制; [0021] modulation module, for non-time critical signals to be transmitted to code-type modulation, treatment and time-critical transmission of the pulse width modulation signal;

[0022] 发送模块,用于将调制后的非时间关键信号和时间关键信号发送至接收端。 [0022] The transmission module, for non-time critical signals and the modulated signal is transmitted time-critical to the receiving end.

[0023] 所述接收端包括: [0023] The receiving terminal comprises:

[0024] 接收模块,用于接收已调制的非时间关键信号和时间关键信号; [0024] a receiving module, configured to receive a modulated signal and a non-time critical time critical signals;

[0025] 解调模块,用于对所述已调制的非时间关键信号进行码型解调得到调制前的非时间关键信号,以及对所述已调制的时间关键信号进行脉宽解调得到调制前的时间关键信号。 [0025] demodulating means for the non-time critical modulated signal demodulated code pattern non-time critical signals before modulation, and the time the key signal to the pulse-width-modulated obtained by demodulating the modulated time critical signals ago.

[0026] 进一步地,所述发送端和接收端为波特率IOM以下的光纤收发器。 [0026] Further, the sending end and the receiving end of the baud rate or less IOM optical transceivers.

[0027] 在本发明实施例中,只采用一组普通光纤收发器传输两种信号,大幅降低了成本;同时,可进一步采用脉宽调制方式,绝对延时和通讯延时均非常小,对于时间关键信号,最小通讯延时小于1.5UI。 [0027] In an embodiment of the present invention, using only a common set of optical transceivers transmit both signals, greatly reducing the cost; meanwhile, can further employ pulse width modulation, the absolute delay and the communication delay are very small, for time critical signals, the minimum communication delay is less than 1.5UI.

附图说明 BRIEF DESCRIPTION

[0028] 图1是本发明实施例一提供的串行通讯方法的流程图; [0028] FIG. 1 is a flowchart illustrating a serial communication method according to an embodiment of the present invention;

[0029] 图2是本发明实施例二提供的串行通讯的发送端的结构图; [0029] FIG. 2 is a configuration diagram of the transmitting side of the serial communication according to a second embodiment of the present invention;

[0030] 图3是本发明实施例三提供的串行通讯方法的流程图; [0030] FIG. 3 is a flowchart of the serial communication method according to a third embodiment of the present invention;

[0031] 图4是本发明实施例四提供的串行通讯的接收端的结构图; [0031] FIG. 4 is a block diagram of the receiving end according to a fourth embodiment of the present invention, serial communication;

[0032] 图5是本发明实施例五提供的串行通讯系统的结构图。 [0032] FIG 5 is a configuration diagram of a serial communication system according to a fifth embodiment of the present invention.

具体实施方式 Detailed ways

[0033] 为了使本发明的目的、技术方案及优点更加清楚明白,以下结合附图及实施例,对本发明进行进一步详细说明。 [0033] To make the objectives, technical solutions and advantages of the present invention will become more apparent hereinafter in conjunction with the accompanying drawings and embodiments of the present invention will be further described in detail. 应当理解,此处所描述的具体实施例仅仅用以解释本发明,并不用于限定本发明。 It should be understood that the specific embodiments described herein are only intended to illustrate the present invention and are not intended to limit the present invention.

[0034] 实施例一 [0034] Example a

[0035] 本发明实施例一提出一种串行通讯方法。 Example [0035] The present invention provides a a method of serial communication. 如图1所示,本发明实施例一的串行通讯方法包括如下步骤: As shown, a serial communication method of an embodiment of the present invention comprises the steps of 1:

[0036] S11、发送端对待传输的非时间关键信号进行码型调制,以及对待传输的时间关键信号进行脉宽调制。 [0036] S11, the transmitting side to treat non-time critical code-signal transmission type modulator, and treatment time critical pulse width modulation signal is transmitted.

[0037] S12、将调制后的非时间关键信号和时间关键信号发送至接收端。 [0037] S12, the non-time critical signals and the modulated signal is transmitted time-critical to the receiving end.

[0038] 本发明实施例一的发送端可采用普通光纤收发器,即波特率为IOM以下(含10M)的光纤收发器。 Example of a sending end can be ordinary optical transceiver embodiment [0038] of the present invention, i.e., the baud rate is less IOM (containing 10M) optical transceivers. 本发明实施例一所述非时间关键信号指控制信号、状态信号等,所述时间关键信号包括周期性时间关键信号如同步信号,以及非周期性时间关键信号如故障信号等。 Example refers to a non-time critical signals control signals, status signals and other embodiments of the present invention, the key time signal comprises a periodic time critical signals such as a synchronization signal, and the non-periodic time critical signals such as fault signals. [0039] 在步骤Sll中,当需要传输时间关键信号和非时间关键信号时,将待传输的时间关键信号和非时间关键信号同时输入作为发送端的普通光纤收发器,发送端将待传输的非时间关键信号进行码型调制,分别用高低电平代表数据'I'和'0',每一位数据宽度为Π。 Time critical signals [0039] In step Sll, when the required transmission time critical signals and non-time critical signals to be transmitted and non-time critical signals are simultaneously input as a transmitting side common optical transceiver, the transmitting side to be transmitted non- time critical signals code-type modulation, the data are 'I' and '0' with high and low level representative of each bit data width of Π. 再将待传输的时间关键信号进行脉宽调制,分别用指定宽度脉冲和无脉冲代表数据'I'和'0',脉冲宽度可根据需要指定,如0.5U1、1.5UI等。 Time critical signals are then pulse width modulated to be transmitted, respectively, by the specified pulse and no pulse width data representing 'I' and '0', a pulse width may be required to specify, as 0.5U1,1.5UI like. 上述码型调制和脉宽调制可先后可同时进行,并无时间顺序要求。 Above modulation and pulse width modulation pattern can be successively carried out simultaneously, there is no required temporal order. [0040] 在步骤S12中,发送端将码型调制后的非时间关键信号和脉宽调制后的时间关键信号发送至接收端,发送的方式可以是采用光纤传输光信号。 [0040] In step S12, the transmission end time of the key non-time critical signals and pulse width modulation signal after the modulation pattern is transmitted to the receiving side, the transmission mode may be a transmitting optical signals using optical fiber. [0041] 本发明实施例一的方法可利用一个普通光纤收发器就完成非时间关键信号和时间关键信号的同时发送,降低成本的同时缩小了通讯延时。 Example of a method of transmitting [0041] The present invention can utilize a common optical transceiver to complete non-time critical signals and time-critical signals simultaneously, while reducing the cost of communication delays. [0042] 实施例二[0043] 本发明实施例二提出一种串行通讯的发送端,该发送端为波特率为IOM以下的光纤收发器。 [0042] Second Embodiment [0043] transmitting side is proposed according to a second kind of serial communication of the embodiment of the present invention, the baud rate of the transmitting end of the fiber optic transceiver IOM less. 如图2所示,该发送端包括:[0044] 调制模块11,用于对待传输的非时间关键信号进行码型调制,以及对待传输的时间关键信号进行脉宽调制;[0045] 发送模块12,用于将调制后的非时间关键信号和时间关键信号发送至接收端。 2, the transmission side comprising: [0044] modulating module 11, for non-time critical signals to be transmitted to code-type modulation, treatment and time-critical transmission of the pulse width modulation signal; [0045] The sending module 12 for non-time critical signals and the modulated signal is transmitted time-critical to the receiving end. [0046] 本发明实施例二所述非时间关键信号指控制信号、状态信号等,所述时间关键信号包括周期性时间关键信号如同步信号,以及非周期性时间关键信号如故障信号等。 Example two non-time critical signal refers to the control signals, status signals and the like, the critical time signal comprises a periodic time critical signals such as synchronization signals and non-periodic signals, such as time-critical fault signals embodiment [0046] of the present invention. [0047] 当需要传输时间关键信号和非时间关键信号时,将待传输的时间关键信号和非时间关键信号同时输入调制模块11,调制模块11将待传输的非时间关键信号进行码型调制, 分别用高低电平代表数据'I'和'0',每一位数据宽度为Π。 Time critical signals and non-time critical signals [0047] When the required transmission time critical signals and non-time critical signals, to be transmitted simultaneously input modulation module 11, modulation module 11 will be non-time critical signals to be transmitted code-type modulation, respectively, 'I' and '0', each with a data width of Π data representative of high and low. 再将待传输的时间关键信号进行脉宽调制,分别用指定宽度脉冲和无脉冲代表数据'I'和'0',脉冲宽度可根据需要指定,如0.5U1、1.5UI等。 Time critical signals are then pulse width modulated to be transmitted, respectively, by the specified pulse and no pulse width data representing 'I' and '0', a pulse width may be required to specify, as 0.5U1,1.5UI like. 上述码型调制和脉宽调制可先后可同时进行,并无时间顺序要求。 Above modulation and pulse width modulation pattern can be successively carried out simultaneously, there is no required temporal order. [0048] 发送模块12将码型调制后的非时间关键信号和脉宽调制后的时间关键信号发送至接收端,发送的方式可以是采用光纤传输光信号。 [0048] The sending module 12 is time-critical non-time critical signals and pulse width modulation signal after the modulation pattern is transmitted to the receiving side, the transmission mode may be a transmitting optical signals using optical fiber. [0049] 本发明实施例二的发送端可利用一个普通光纤收发器就完成非时间关键信号和时间关键信号的同时发送,降低成本的同时缩小了通讯延时。 Simultaneous transmission [0049] embodiment of the present invention according to a second end of the transmission may utilize a common optical transceiver to complete non-time critical signals and time critical signals, while reducing the cost of communication delays. [0050] 实施例三[0051] 本发明实施例三还提出一种串行通讯方法。 According to a third embodiment [0050] Third Embodiment [0051] The present invention also provides a serial communication method. 如图3所示,本发明实施例三的方法包括如下步骤:[0052] S21、接收端接收已调制的非时间关键信号和时间关键信号;[0053] S22、对已调制的非时间关键信号进行码型解调得到调制前的非时间关键信号,以及对已调制的时间关键信号进行脉宽解调得到调制前的时间关键信号。 As shown in FIG method, according to a third embodiment 3 of the present invention comprises the steps of: [0052] S21, the receiving end receives the modulated signal and the non-time critical time critical signals; [0053] S22, the non-time critical signals modulated the demodulated code-type non-time critical signals before modulation, as well as the modulated signal to a pulse width time critical time critical demodulated signal before modulation. [0054] 本发明实施例三的接收端可采用波特率为IOM以下(含10M)的普通光纤收发器。 Receiving end according to a third embodiment of the [0054] present invention may baud rate of IOM (inclusive 10M) of ordinary fiber optic transceivers. 本发明实施例三所述非时间关键信号指控制信号、状态信号等,所述时间关键信号包括周期性时间关键信号如同步信号,以及非周期性时间关键信号如故障信号等。 The three non-time critical signals embodiment refers to the control signals, status signals and other embodiments of the present invention, the key time signal comprises a periodic time critical signals such as a synchronization signal, and the non-periodic time critical signals such as fault signals. [0055] 本发明实施例三的方法利用一个普通光纤收发器就同时接收非时间关键信号和时间关键信号,降低成本的同时缩小了通讯延时。 Example III [0055] The present invention utilizes a common optical transceiver can simultaneously receive non-time critical signals and time critical signals, while reducing the cost of communication delays.

[0056] 实施例四 [0056] Fourth Embodiment

[0057] 本发明实施例四提出一种串行通讯的接收端,所述接收端为波特率为IOM以下的光纤收发器。 Embodiment [0057] The present invention proposes a receiving end according to a fourth kind of serial communication, the baud rate of the receiving end is less IOM optical transceivers. 如图4所示,该接收端包括: 4, the receiving terminal comprising:

[0058] 接收模块21,用于接收已调制的非时间关键信号和时间关键信号; [0058] The receiving module 21 for receiving the modulated signal and the non-time critical time critical signals;

[0059] 解调模块22,用于对已调制的非时间关键信号进行码型解调得到调制前的非时间关键信号,以及对已调制的时间关键信号进行脉宽解调得到调制前的时间关键信号。 [0059] The demodulation module 22, for non-time critical code-modulated signal is demodulated type non-time critical signals before modulation, as well as time-critical signals modulated pulse-width modulation demodulated time before The key signal.

[0060] 本发明实施例四所述非时间关键信号指控制信号、状态信号等,所述时间关键信号包括周期性时间关键信号如同步信号,以及非周期性时间关键信号如故障信号等。 Embodiment [0060] The present invention refers to four non-time critical signals control signals, status signals and the like, the critical time signal comprises a periodic time critical signals such as a synchronization signal, and the non-periodic time critical signals such as fault signals.

[0061] 本发明实施例四的接收端利用一个普通光纤收发器就同时接收非时间关键信号和时间关键信号,降低成本的同时缩小了通讯延时。 Simultaneously [0061] The present invention is a receiving end according to a fourth transceiver using a common optical signal on simultaneous time-critical and non-time critical reception signal, reducing the cost of communication delays.

[0062] 实施例五 [0062] Embodiment V

[0063] 本发明实施例五提出一种串行通讯系统。 Example [0063] The present invention provides a serial communication system is five. 如图5所示,本发明实施例五的系统包括少一发送端100和至少一接收端200,其中,发送端100的结构及工作原理与图2所示之发送端类似,接收端200的结构及工作原理与图4所示之接收端类似,此处不再赘述。 5, the system according to the fifth embodiment of the present invention includes at least a transmitting terminal 100 and at least one receiving terminal 200, wherein the transmitting end structure and working principle similar to that shown in Figure 2, the transmitting side 100, 200 of the receiving end structure and working principle similar to that of the receiving side shown in FIG. 4, will not be repeated here.

[0064] 需要注意的是,发送端100和接收端200可设置在同一装置内,即该装置即可同时发送非时间关键信号和时间关键信号,也可同时接收非时间关键信号和时间关键信号。 [0064] Note that, the sender 100 and receiver 200 may be disposed in the same apparatus, i.e. the apparatus can be transmitted non-time critical signals and time-critical signals at the same time, can also receive non-time critical signals and time critical signals .

[0065] 发送端100和接收端200的调制与解调可采用FPGA (现场可编程逻辑阵列器件)或ASIC (专用定制芯片)实现。 [0065] The modulation and demodulation 100 and the receiver 200 may employ the transmitting end FPGA (field programmable gate array device) or an ASIC (dedicated custom chip) implementation.

[0066] 本发明实施例五的系统可采用星型结构,缩短通讯延时。 Embodiment [0066] embodiment of the present invention, the system may employ five star structure, to shorten the communication delay.

[0067] 以上所述仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本发明的保护范围之内。 [0067] The foregoing is only preferred embodiments of the present invention but are not intended to limit the present invention, any modifications within the spirit and principle of the present invention, equivalent substitutions and improvements should be included in the present within the scope of the invention.

Claims (10)

1.一种串行通讯方法,其特征在于,所述方法包括如下步骤: 发送端对待传输的非时间关键信号进行码型调制,以及对待传输的时间关键信号进行脉览调制; 将调制后的非时间关键信号和时间关键信号发送至接收端。 A serial communication method, wherein the method comprises the steps of: transmitting non-time critical signal transmitting end code-type modulation treatment, treatment time and critical signals transmitted are laid modulated pulse; the modulated time critical and non-time critical signals transmitted signals to the receiving end.
2.如权利要求1所述的方法,其特征在于,所述发送端为波特率IOM以下的光纤收发器。 2. The method according to claim 1, characterized in that the sending end is less baud IOM optical transceivers.
3.如权利要求1或2所述的方法,其特征在于,所述时间关键信号为同步信号或故障信号,所述非时间关键信号为控制信号或状态信号。 The method according to claim 12, wherein said signal is a time-critical fault signal or a synchronization signal, the signal is a non-time critical control signal or status signal.
4.如权利要求1所述的方法,其特征在于,所述发送端通过光纤或电缆将调制后的非时间关键信号和时间关键信号发送至接收端。 4. The method according to claim 1, wherein the sending end time after the non-modulated fiber optic cable or the key signal and the key signal is transmitted to the time of the receiving end.
5.一种串行通讯的发送端,其特征在于,所述发送端包括: 调制模块,用于对待传输的非时间关键信号进行码型调制,以及对待传输的时间关键信号进行脉宽调制; 发送模块,用于将调制后的非时间关键信号和时间关键信号发送至接收端。 A serial communication transmitting end, wherein said transmitting side comprising: a modulation module, for non-time critical signals to be transmitted to code-type modulation, treatment and time-critical transmission of the pulse width modulation signal; transmitting means for transmitting non-time critical signals and the modulated signals to the receiver time-critical.
6.一种串行通讯方法,其特征在于,所述方法包括如下步骤: 接收端接收已调制的非时间关键信号和时间关键信号; 对所述已调制的非时间关键信号进行码型解调得到调制前的非时间关键信号,以及对所述已调制的时间关键信号进行脉宽解调得到调制前的时间关键信号。 A serial communication method, wherein the method comprises the steps of: receiving terminal for receiving non-time critical and time-critical signals modulated signals; said modulated non-time critical code pattern demodulated signal non-time critical signal before being modulated, and the modulated pulse width time critical signals obtained by demodulating the modulated signal prior to time-critical.
7.如权利要求5所述的方法,其特征在于,所述接收端为波特率IOM以下的光纤收发器。 7. The method according to claim 5, wherein the receiving end is less baud IOM optical transceivers.
8.—种串行通讯的接收端,其特征在于,所述接收端包括: 接收模块,用于接收已调制的非时间关键信号和时间关键信号; 解调模块,用于对所述已调制的非时间关键信号进行码型解调得到调制前的非时间关键信号,以及对所述已调制的时间关键信号进行脉宽解调得到调制前的时间关键信号。 8.- seed receiving side of the serial communication, wherein said receiving terminal comprises: a receiving module, configured to receive a modulated signal and a non-time critical time critical signal; demodulating means for the modulated non-time critical code pattern signal demodulated non-time critical signals before modulation, and the modulated pulse width time critical signals obtained by demodulating the modulated signal prior to time-critical.
9.一种串行通讯系统,其特征在于,包括至少一发送端和至少一接收端,其中,所述发送端为权利要求5所述的发送端,所述接收端为权利要求8所述的接收端。 A serial communication system comprising at least a transmitting end and a receiving end of at least, wherein said transmitting end is claimed in claim 5, wherein the transmitting end, the receiving end is claimed in claim 8 receiving end.
10.如权利要求9所述的系统,其特征在于,所述发送端和接收端为波特率IOM以下的光纤收发器。 10. The system according to claim 9, wherein the sending end and the receiving end of the baud rate or less IOM optical transceivers.
CN201310526903.9A 2013-10-30 2013-10-30 Method, device and system for serial communication CN103607244A (en)

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US20050286643A1 (en) * 2004-04-16 2005-12-29 Thine Electronics, Inc. Transmitter circuit, receiver circuit, clock data recovery phase locked loop circuit, data transfer method and data transfer system
CN101282174A (en) * 2008-05-22 2008-10-08 北京合康亿盛科技有限公司 Encoding-decoding device based on optical fiber communication and high pressure frequency transformer control module

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050286643A1 (en) * 2004-04-16 2005-12-29 Thine Electronics, Inc. Transmitter circuit, receiver circuit, clock data recovery phase locked loop circuit, data transfer method and data transfer system
CN101282174A (en) * 2008-05-22 2008-10-08 北京合康亿盛科技有限公司 Encoding-decoding device based on optical fiber communication and high pressure frequency transformer control module

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