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CN104836623A - Light transmission assembly with function of static protection - Google Patents

Light transmission assembly with function of static protection Download PDF

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Publication number
CN104836623A
CN104836623A CN 201510263732 CN201510263732A CN104836623A CN 104836623 A CN104836623 A CN 104836623A CN 201510263732 CN201510263732 CN 201510263732 CN 201510263732 A CN201510263732 A CN 201510263732A CN 104836623 A CN104836623 A CN 104836623A
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light
receiving
signal
transmitting
transmission
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CN 201510263732
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Chinese (zh)
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邝胜海
杨瀚
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重庆朗天通讯股份有限公司
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Abstract

The invention discloses a light transmission assembly with a function of static protection, and the assembly comprises a first light receiving transmitter which is used for transmitting a light signal or receiving the light signal. A second light receiving transmitter is used for receiving a light signal or transmitting the light signal. A first converter is used for converting a signal transmitted by the first light receiving transmitter and then transmitting the light signal to a transmission optical fiber, or receiving the light signal transmitted from the transmission optical fiber. A second converter is used for converting the light signal transmitted by the second light receiving transmitter and then transmitting the light signal to the transmission optical fiber, or receiving the light signal transmitted from the transmission optical fiber. A first static protection unit is disposed between the first light receiving transmitter and the first converter, and a second static protection unit is disposed between the second light receiving transmitter and the second converter. A receiving and transmitting switching controller is used for outputting a receiving and transmitting switching control signal, so as to control the switching of receiving and transmitting states of the first and second light receiving transmitters, and to enable the first and second light receiving transmitters to work at receiving or transmitting state at the same time. The assembly improves the utilization rate of optical fibers and reduces the cost of optical communication.

Description

一种具有静电保护功能的光传输组件 An optical transmission assembly having an electrostatic protective function

技术领域 FIELD

[0001] 本发明属于光通信技术领域,具体涉及一种具有静电保护功能的光传输组件。 [0001] The present invention belongs to the field of optical communication technology, particularly relates to optical transmission assembly having an electrostatic protective function.

背景技术 Background technique

[0002] 随着光通信技术的不断发展,人们越来越重视对光纤网络的优化,充分发挥光纤传输的高速、大容量优势,所以光纤技术在通信中应用越来越广泛。 [0002] With the development of optical communication technology, there is growing emphasis on the optimization of the fiber optic network, give full play to the high-speed, large capacity advantages of optical fiber transmission, so optical fiber communication technology more widely. 现有的光传输系统一般包括光发射机、传输光纤和光接收机,对于长距离传输还需要光中继设备,为了提高系统的性能,还需要增加色散补偿等装置。 Usually the conventional optical transmission system includes an optical transmitter, optical transmission fiber and the receiver, the need for further long-distance transmission optical repeater equipment, in order to improve system performance, but also necessary to increase the dispersion compensation device. 由于目前传输光纤的两端只能提供一个方向的上下,所以大多数的光纤都被用来做单向传输,使得光纤利用率降低,提高了光通信的成本。 As the current at both ends of the transmission fiber provides only a vertical direction, so that most of the fibers are used for one-way transmission, so that the optical efficiency is reduced, increasing the cost of optical communication. 但是,本发明的发明人经过研宄发现,事实上,光在同一光纤中是可以进行双向传输的。 However, the present inventors have found through study based, in fact, in the same optical fiber may be made of two-way transmission.

发明内容 SUMMARY

[0003] 针对现有技术存在的技术问题,本发明提供一种可以双向传输的具有静电保护功能的光传输组件,充分利用现有的光纤资源进行网络优化,提高了光纤的利用率,从而降低了光通信的投入成本。 [0003] For technical problems of the prior art, the present invention provides an optical transmission component may ESD-protected bidirectional transmission, full use of existing fiber optic networks optimized resources, improve the utilization of the optical fiber, thereby reducing optical communication input costs.

[0004] 为了实现上述目的,本发明采用如下技术方案: [0004] To achieve the above object, the present invention adopts the following technical solution:

[0005] 一种具有静电保护功能的光传输组件,包括第一光接收发射机、第二光接收发射机、第一转换器、第二转换器、第一静电保护单元、第二静电保护单元、传输光纤和收发切换控制器;其中, [0005] An optical transmission assembly having electrostatic protection function, comprising a first light receiving transmitter, receiving a second light transmitter, a first converter, a second converter, a first electrostatic protection unit, a second electrostatic protection unit , fiber optic transmission and reception switching controller; wherein,

[0006] 所述第一光接收发射机适于发射光信号或接收光信号,对应地,所述第二光接收发射机适于接收光信号或发射光信号; [0006] The first light receiving optical signal transmitter is adapted to transmit or receive optical signals, corresponding to the second light receiving optical signal transmitter is adapted to receive or transmit an optical signal;

[0007] 所述第一转换器适于将所述第一光接收发射机发出的光信号转换后,传输到所述传输光纤,或接收从所述传输光纤传输过来的光信号,并输入到所述第一光接收发射机接收; After [0007] the first converter adapted for receiving the first optical transmitter converts the optical signal emitted, transmitted to the transmission fiber, or receiving an optical signal coming from the transmission optical fiber transmission, and input to receiving the first light receiving transmitter;

[0008] 所述第二转换器适于将所述第二光接收发射机发出的光信号转换后,传输到所述传输光纤,或接收从所述传输光纤传输过来的光信号,并输入到所述第二光接收发射机接收; [0008] The second converter is adapted to the optical signal emitted from the second light receiving conversion transmitter, a transmission fiber to the transmission, or receiving an optical signal transmitted from said transmission fiber over, and input to receiving the second light receiving transmitter;

[0009] 所述第一静电保护单元设于所述第一光接收发射机和第一转换器之间,所述第二静电保护单元设于所述第二光接收发射机和第二转换器之间; [0009] The first electrostatic protection unit disposed on the first light receiving transducer between a first transmitter and a second electrostatic protection unit is provided to the second transmitter and a second light receiving converter between;

[0010] 所述收发切换控制器适于输出收发切换控制信号,以控制所述第一光接收发射机和第二光接收发射机进行收发状态切换,以便同时工作于收状态或发状态。 [0010] The transceiver controller is adapted to switch the transceiver outputs a switching control signal to control said first and second light receiving optical transmitter for receiving and transmitting state switching transmitter to simultaneously send to the receiving state or the state.

[0011] 本发明提供的具有静电保护功能的光传输组件中,由于在传输链路两端各采用一个光接收发射机,并通过收发切换控制器控制两端的光接收发射机进行收发状态切换,使其同时工作于收状态或发状态,从而实现光在同一传输光纤的双向传输,减少了收发两端使用发射机或接收机的数量,提高了光纤的利用率,降低了光通信的投资成本,同时具有静电保护功能。 [0011] The optical transmission component having an electrostatic protective function provided by the present invention, since at both ends of each transmission link using a light receiving transmitter, a transceiver and a control state of the light receiving ends of the transmitter by switching the transceiver switching controller, so as to simultaneously send state or reception state, thereby realizing the same light transmission in the bidirectional transmission fiber, reduce the number of transceivers at both ends using transmitter or receiver, improve the utilization of the fiber, reducing the investment cost optical communication while with electrostatic protection.

[0012] 进一步,所述第一光接收发射机和第一转换器集成为一个光装置,所述第二光接收发射机和第二转换器集成为另一个光装置。 [0012] Further, the first transmitter and a first light receiving converter is integrated as an optical device, the second transmitter and a second light receiving converter integrated as another optical device.

[0013] 进一步,所述第一静电保护单元与所述第二静电保护单元均为包括有TVS桥式保护电路的静电保护器件,并且所述第一静电保护单元的一端连接所述第一转换器,所述第一静电保护单元的另一端接地,所述第二静电保护单元的一端连接所述第二转换器,所述第二静电保护单元的另一端接地。 [0013] Further, the first electrostatic protection unit and the second electrostatic protection unit comprises both an electrostatic protection device TVS protection bridge circuit, and one end of said first electrostatic protection unit is connected to the first converter , a first end of the other end of the electrostatic protection unit, the second electrostatic protection unit is connected to the second converter, the other end of the second electrostatic protection unit.

[0014] 进一步,所述收发切换控制器输出的收发切换控制信号为一位数字电平信号。 [0014] Further, the reception switching transceiver controller outputs a switching control signal to a digital level signal.

[0015] 进一步,所述收发切换控制器采用ALTERA公司生产的型号为EPM570T100I5的芯片。 [0015] Further, the handover controller uses transceiver ALTERA CORPORATION model produced EPM570T100I5 chip.

附图说明 BRIEF DESCRIPTION

[0016]图1是本发明提供的具有静电保护功能的光传输组件的原理结构示意图。 [0016] FIG. 1 is a schematic view of the principle of an optical transmission module having an electrostatic protective function provided by the present invention.

[0017]图中,1、第一光接收发射机;2、第二光接收发射机;3、第一转换器;4、第二转换器;5、第一静电保护单元;6、第二静电保护单元;7、传输光纤;8、收发切换控制器。 [0017] FIG, 1, a first light receiving transmitter; 2, the second light receiving transmitter; 3, a first converter; 4, a second converter; 5, a first electrostatic protection unit; 6, a second electrostatic protection unit; 7, transmission fiber; 8, the transceiver switching controller.

具体实施方式 detailed description

[0018] 为了使本发明实现的技术手段、创作特征、达成目的与功效易于明白了解,下面结合具体图示,进一步阐述本发明。 [0018] In order to achieve the technical means of the present invention, the creation of features, to achieve the purpose and effect readily apparent appreciated that specifically illustrated below with reference to further illustrate the invention.

[0019] 请参考图1所示,一种具有静电保护功能的光传输组件,包括第一光接收发射机 [0019] With reference to FIG, an optical transmission component having an electrostatic protection function, comprising a first light receiving transmitter

1、第二光接收发射机2、第一转换器3、第二转换器4、第一静电保护单元5、第二静电保护单元6、传输光纤7和收发切换控制器8 ;其中, 1, a second light receiving transmitter 2, a first converter 3, the second converter 4, a first electrostatic protection unit 5, a second electrostatic protection unit 6, 7 and the optical fiber transmission reception switching controller 8; wherein,

[0020] 所述第一光接收发射机I适于发射光信号或接收光信号,对应地,所述第二光接收发射机2适于接收光信号或发射光信号; [0020] The first light receiving optical transmitter is adapted to transmit I signal or receiving an optical signal, corresponding to the second light receiving optical signal transmitter 2 adapted to receive or transmit an optical signal;

[0021] 所述第一转换器3适于将所述第一光接收发射机I发出的光信号转换后,传输到所述传输光纤7,或接收从所述传输光纤7传输过来的光信号,并输入到所述第一光接收发射机I接收; After [0021] the first converter 3 is adapted to receiving the first light I emitted transmitter converts the optical signal, the optical signal transmitted to the transmission fiber 7, or receives from the transmission over the transmission fiber 7 and input to the first light receiving transmitter I received;

[0022] 所述第二转换器4适于将所述第二光接收发射机2发出的光信号转换后,传输到所述传输光纤7,或接收从所述传输光纤7传输过来的光信号,并输入到所述第二光接收发射机2接收; After [0022] the second converter 4 is adapted to receiving said second light transmitter 2 converts the optical signal emitted, transmitted to the transmission fiber 7, or receiving an optical signal coming from the transmission optical fiber 7 and input to the transmitter 2 receives the second light receiving;

[0023] 所述第一静电保护单元5设于所述第一光接收发射机I和第一转换器3之间,所述第二静电保护单元6设于所述第二光接收发射机2和第二转换器4之间; [0023] The first electrostatic protection unit 5 disposed on the first light receiving transmitter I and 3 between the first converter, the second electrostatic protection unit 6 is provided in the second light receiving transmitter 2 4 and between the second converter;

[0024] 所述收发切换控制器8适于输出收发切换控制信号,以控制所述第一光接收发射机I和第二光接收发射机2进行收发状态切换,以便同时工作于收状态或发状态。 [0024] The transceiver switch 8 is adapted to control the transceiver output switching control signal to control said first transmitter I and the second light receiving transmitter 2 for transmitting and receiving light receiving state switching, in order to simultaneously receive or send status status.

[0025] 本发明提供的具有静电保护功能的光传输组件中,由于在传输链路两端各采用一个光接收发射机,并通过收发切换控制器控制两端的光接收发射机进行收发状态切换,使其同时工作于收状态或发状态,从而实现光在同一传输光纤的双向传输,减少了收发两端使用发射机或接收机的数量,提高了光纤的利用率,降低了光通信的投资成本,同时具有静电保护功能。 [0025] The optical transmission component having an electrostatic protective function provided by the present invention, since at both ends of each transmission link using a light receiving transmitter, a transceiver and a control state of the light receiving ends of the transmitter by switching the transceiver switching controller, so as to simultaneously send state or reception state, thereby realizing the same light transmission in the bidirectional transmission fiber, reduce the number of transceivers at both ends using transmitter or receiver, improve the utilization of the fiber, reducing the investment cost optical communication while with electrostatic protection.

[0026] 具体地,如图1所示,所述具有静电保护功能的光传输组件的一端包括第一光发射接收机1,第一光发射接收机I通过第一转换器3与传输光纤5连接;另一端也同样包括第二光发射接收机2,第二光发射接收机2通过第二转换器4与传输光纤5连接。 One end of the optical transmission module [0026] Specifically, as shown in FIG. 1, the electrostatic protection having a light emitting function includes a first receiver 1, a first optical transmitter-receiver I converter 3 through the first transmission fiber 5 connection; and the other end also comprises a second optical transmitter-receiver 2, the second optical transmitter-receiver 2 is connected to the transmission fiber through the second converter 5 4. 所述第一转换器3的作用在于将第一光发射接收机I发出的光信号经过第一转换器3后,传输到传输光纤5,并将传输光纤5传输过来的光信号,输入到第一光接收发射机I接收。 The first converter 3 is that the role of the first optical signal transmitter-receiver I light emitted through the first converter 3, to the transmission optical fiber 5, optical fiber transmission and signal transmission over 5, to the second input I received a light receiving transmitter. 同样,所述第二转换器4的作用在于将第二光发射接收机2发出的光信号经过第二转换器4后,传输到传输光纤5,并将传输光纤5传输过来的光信号,输入到第二光接收发射机2接收。 Likewise, the role of the second converter 4 that the optical signal transmitter-receiver 2 of the second light emitted through the second converter 4, 5 to the transmission fiber, and an optical signal transmission fiber 5 is transmitted by the input 2 to the second optical transmitter receiving reception. 同时,在第一光接收发射机I和第一转换器3之间设有第一静电保护单元5,在第二光接收发射机2和第二转换器4之间设有第二静电保护单元6。 Meanwhile, between the first transmitter I and the first light receiving converter 3 is provided with a first electrostatic protection unit 5, a second electrostatic protection unit is provided between the second transmitter 2 and the second light receiving converter 4 6. 这样,通过在传输链路两端各采用一个光接收发射机,实现本发明具有静电保护功能的光传输组件所包含的两个传输通道,并通过收发切换控制器控制两端的光接收发射机进行收发状态切换,使其同时工作于收状态或发状态,从而实现光在同一传输光纤的双向传输,减少了收发两端使用发射机或接收机的数量,提高了光纤的利用率,降低了光通信的投资成本,同时具有静电保护功能。 Thus, through the use of a light receiving both ends of the transmission link transmitters, two transmission channels to achieve an optical transmission assembly of the present invention having an electrostatic protection function included, and controls the light receiving ends of the transmitter via the transceiver switch controller switching receiving and transmitting state, so as to simultaneously send state or reception state, thereby realizing the same light transmission in the bidirectional transmission fiber, reduce the number of transceivers at both ends using transmitter or receiver, improve the utilization of the optical fiber, the light is reduced investment costs of communication, but also has electrostatic protection.

[0027] 作为具体实施例,所述第一光接收发射机I和第一转换器3集成为一个光装置,所述第二光接收发射机2和第二转换器4集成为另一个光装置,即所述第一转换器既可以与同端的第一光接收发射机做在一起;当然,所述第二转换器既可以与同端的第二光接收发射机做在一起,也可以各自独立于第一光接收发射机、第二光接收发射机之外。 [0027] As the converter 2 and the second optical device 4 integrated as another embodiment, the first transmitter I and the first light receiving converter 3 integrated into one light receiving device, the second light receiving transmitter , i.e., the first converter may be done with the first light receiving end together with the transmitter; of course, the second converter may be done with the same transmitter and a second light receiving end, may be each independently in addition to the first light receiving transmitter, a second light receiving transmitter. 相对于现有的单向传输系统,则只需要将现有光发射机或光接收机替换成一个光接收发射机,然后再分别和对应的转换器进行集成即可实现本发明。 With respect to the conventional one-way transmission system, it only needs to conventional optical transmitter or the optical receiver replaced with a light receiving transmitter, respectively, and then the corresponding transducer of the present invention can achieve integration. 采用这种集成方式进行组合,能够提高投资者的组合效率。 With this integrated approach combining, the combination can improve the efficiency of investors.

[0028] 作为具体实施例,所述第一静电保护单元5与所述第二静电保护单元6均为包括有TVS桥式保护电路的静电保护器件,并且所述第一静电保护单元5的一端连接所述第一转换器3,所述第一静电保护单元5的另一端接地,所述第二静电保护单元6的一端连接所述第二转换器4,所述第二静电保护单元6的另一端接地。 [0028] As a specific embodiment, the first electrostatic protection unit 5 and the second electrostatic protection unit 6 are electrostatic protection device comprises a bridge TVS protection circuit, and one end of a first electrostatic protection unit 5 connecting the first converter 3, a first end of the other end of the electrostatic protection unit 5, the second electrostatic protection unit 6 is connected to the second converter 4, the second electrostatic protection unit 6 other end. 具体地,当静电从转换器处干扰时,能量通过静电保护单元后将其导入系统地,从而保证转换器以及光接收发射机不被损坏,同时增强了本发明具有静电保护功能的光传输组件的抗干扰能力,保证了本发明通信的稳定性。 Specifically, when the static converter, the energy through the electrostatic protection unit which will systematically introduced to ensure light receiving transducer and transmitter is not damaged, while enhancing the optical transmission component having an electrostatic protective function of the present invention anti-jamming capability, ensure the stability of the communication of the present invention.

[0029] 作为具体实施例,所述收发切换控制器6输出的收发切换控制信号为一位数字电平信号。 [0029] As a specific embodiment of the transceiver, switching the transceiver controller 6 outputs a switching control signal to a digital level signal. 具体地,所述收发切换控制器6输出"I "和"O "两种数字高低电平信号,用于对所述第一光发射接收机I和第二光发射接收机2进行控制,使其同时工作于收状态或发状态,以便让光信号进入所述传输光纤5中进行有效传输。 Specifically, the controller 6 outputs a reception switch "I" and "O" high and low two kinds of digital signals, a transmitter-receiver of the first light I and the second optical transmitter-receiver 2 controls the which is simultaneously sent to a receiving state or a state, so that the incoming optical signal transmission fiber 5 for efficient transmission.

[0030] 作为一种实施方式,为了让所述收发切换控制器6能够提供稳定可靠的一位数字电平信号,所述收发切换控制器6可以采用ALTERA公司生产的型号为EPM570T100I5的芯片。 [0030] As an embodiment, in order to allow the transceiver switching controller 6 to provide a reliable level of the digital signal, the controller 6 can be used to switch the transceiver ALTERA CORPORATION model produced EPM570T100I5 chip. 当然,所述收发切换控制信号的形式并不局限于此,本领域技术人员在前述介绍的基础上,还可以用其他的切换控制信号进行控制,只要保证所述第一光发射接收机I和第二光发射接收机2能够有效切换即可。 Of course, the transceiver forms a switching control signal is not limited thereto, those skilled in the art on the basis of the description, can also be controlled by another switching control signal, as long as the first light emitter and receiver I a second optical transmitter-receiver 2 can be effectively switched.

[0031] 本发明中的第一光发射接收机和第二光发射接收机可以和SDH(同步数字传输序列)或TOH(准同步数字序列)设备连接,也可以和交换机或路由器等设备连接,因此本发明可以应用到SDH(同步数字传输序列)或TOH(准同步数字序列)通信领域,也可以应用到交换或路由器等数据通信领域。 [0031] In the present invention, a first receiver and a second light emitter emitting light receiver may (plesiochronous digital sequence) device and SDH (Synchronous Digital transmission sequence) or TOH, and the like may be connected to switch or router device, Therefore, the present invention is applicable to SDH (synchronous digital transmission sequence) or TOH communications (plesiochronous digital sequence), may be applied to the field of communications data exchange or a router.

[0032] 以上仅为本发明的实施方式,并非因此限制本发明的专利范围,凡是利用本发明说明书及附图内容所作的等效结构,直接或间接运用在其他相关的技术领域,均同理在本发明的专利保护范围之内。 [0032] The above are only embodiments of the present invention, not intended to limit the scope of the present invention, all of the specification and drawings of the present invention is made equivalent structures, directly or indirectly, to other related technical fields shall fall in the patent scope of the present invention.

Claims (5)

  1. 1.一种具有静电保护功能的光传输组件,其特征在于,包括第一光接收发射机、第二光接收发射机、第一转换器、第二转换器、第一静电保护单元、第二静电保护单元、传输光纤和收发切换控制器;其中, 所述第一光接收发射机适于发射光信号或接收光信号,对应地,所述第二光接收发射机适于接收光信号或发射光信号; 所述第一转换器适于将所述第一光接收发射机发出的光信号转换后,传输到所述传输光纤,或接收从所述传输光纤传输过来的光信号,并输入到所述第一光接收发射机接收; 所述第二转换器适于将所述第二光接收发射机发出的光信号转换后,传输到所述传输光纤,或接收从所述传输光纤传输过来的光信号,并输入到所述第二光接收发射机接收; 所述第一静电保护单元设于所述第一光接收发射机和第一转换器之间,所述第二静电保 An ESD-protected light transmission assembly comprising a first light receiving transmitter, receiving a second light transmitter, a first converter, a second converter, a first electrostatic protection unit, a second electrostatic protection unit, a switching controller and a transceiver transmission fiber; wherein the first light receiving signal transmitter adapted to emit light or receive light signals corresponding to the second light receiving signal transmitter is adapted to receive the light emitted or optical signal; after the first converter adapted for receiving the first optical transmitter converts the optical signal emitted, transmitted to the transmission optical fiber, or received from the optical signal transmission over the transmission fiber, and input to receiving the first light receiving transmitter; after the second converter adapted to convert the second optical signal transmitter receiving light emitted, transmitted to the transmission optical fiber, or received from the transmission over the transmission fiber optical signals, and input to the transmitter receives a second light receiving; the first electrostatic protection unit is provided between the first transmitter and a first light receiving converter, said second electrostatic protection 单元设于所述第二光接收发射机和第二转换器之间; 所述收发切换控制器适于输出收发切换控制信号,以控制所述第一光接收发射机和第二光接收发射机进行收发状态切换,以便同时工作于收状态或发状态。 Means disposed between said second transmitter and a second light receiving converter; said transceiver controller is adapted to switch the transceiver outputs a switching control signal to control said first and second light receiving optical transmitter receiver transmitter state switching transmission and reception, in order to simultaneously receive or send status state.
  2. 2.根据权利要求1所述的具有静电保护功能的光传输组件,其特征在于,所述第一光接收发射机和第一转换器集成为一个光装置,所述第二光接收发射机和第二转换器集成为另一个光装置。 The optical transmission component having electrostatic protection function according to claim 1, wherein said first transmitter and a first light receiving converter is integrated as an optical device, the second light transmitter and receiver The second converter is integrated as another optical device.
  3. 3.根据权利要求1所述的具有静电保护功能的光传输组件,其特征在于,所述第一静电保护单元与所述第二静电保护单元均为包括有TVS桥式保护电路的静电保护器件,并且所述第一静电保护单元的一端连接所述第一转换器,所述第一静电保护单元的另一端接地,所述第二静电保护单元的一端连接所述第二转换器,所述第二静电保护单元的另一端接地。 The optical transmission component having electrostatic protection function according to claim 1, wherein said first electrostatic protection unit and the second electrostatic protection unit comprises both an electrostatic protection device has a protection circuit bridge TVS and a first end of the electrostatic protection unit is connected to the first converter, the other end of the first end of the electrostatic protection unit, the second electrostatic protection unit is connected to the second converter, the other end of the second electrostatic protection unit.
  4. 4.根据权利要求1所述的具有静电保护功能的光传输组件,其特征在于,所述收发切换控制器输出的收发切换控制信号为一位数字电平信号。 4. The optical transmission component having electrostatic protection function according to claim 1, wherein the transceiver is a digital signal level of the reception switch control signal output by the switch controller.
  5. 5.根据权利要求1所述的具有静电保护功能的光传输组件,其特征在于,所述收发切换控制器采用ALTERA公司生产的型号为EPM570T100I5的芯片。 The optical transmission component having the electrostatic protection function according to claim 1, wherein said switching controller transceiver using ALTERA CORPORATION model produced EPM570T100I5 chip.
CN 201510263732 2015-05-22 2015-05-22 Light transmission assembly with function of static protection CN104836623A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1973228A (en) * 2004-06-24 2007-05-30 福希纳光学公司 Bidirectional optical transceiver module using a single optical fiber cable
CN101558588A (en) * 2006-11-30 2009-10-14 皇家飞利浦电子股份有限公司 Intrinsic flux sensing
CN101588205A (en) * 2008-05-21 2009-11-25 光环科技股份有限公司 Three-wavelength two-way optical fiber communication system, transmitter optical subassembly and receiver optical subassembly
CN202076785U (en) * 2011-02-25 2011-12-14 合肥宝龙达信息技术有限公司 Surge electrostatic protecting device
CN203104451U (en) * 2013-02-01 2013-07-31 浙江工业大学 Industrial ONU (optical network unit) equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1973228A (en) * 2004-06-24 2007-05-30 福希纳光学公司 Bidirectional optical transceiver module using a single optical fiber cable
CN101558588A (en) * 2006-11-30 2009-10-14 皇家飞利浦电子股份有限公司 Intrinsic flux sensing
CN101588205A (en) * 2008-05-21 2009-11-25 光环科技股份有限公司 Three-wavelength two-way optical fiber communication system, transmitter optical subassembly and receiver optical subassembly
CN202076785U (en) * 2011-02-25 2011-12-14 合肥宝龙达信息技术有限公司 Surge electrostatic protecting device
CN203104451U (en) * 2013-02-01 2013-07-31 浙江工业大学 Industrial ONU (optical network unit) equipment

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