CN109617609A - A kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit - Google Patents

A kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit Download PDF

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Publication number
CN109617609A
CN109617609A CN201811184329.2A CN201811184329A CN109617609A CN 109617609 A CN109617609 A CN 109617609A CN 201811184329 A CN201811184329 A CN 201811184329A CN 109617609 A CN109617609 A CN 109617609A
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CN
China
Prior art keywords
optical
signal
module
laser
optical transmitter
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811184329.2A
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Chinese (zh)
Inventor
王峻岭
许广俊
陈享郭
宁明
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SHENZHEN OPWAY COMMUNICATION CO Ltd
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SHENZHEN OPWAY COMMUNICATION CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201811184329.2A priority Critical patent/CN109617609A/en
Publication of CN109617609A publication Critical patent/CN109617609A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/40Transceivers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50Transmitters
    • H04B10/564Power control
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60Receivers
    • H04B10/66Non-coherent receivers, e.g. using direct detection
    • H04B10/69Electrical arrangements in the receiver
    • H04B10/693Arrangements for optimizing the preamplifier in the receiver
    • H04B10/6931Automatic gain control of the preamplifier
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60Receivers
    • H04B10/66Non-coherent receivers, e.g. using direct detection
    • H04B10/69Electrical arrangements in the receiver
    • H04B10/693Arrangements for optimizing the preamplifier in the receiver
    • H04B10/6933Offset control of the differential preamplifier

Abstract

The invention discloses a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuits, including 10G optical transmitter module, unicast communication optical fiber and optical receiver module, it is characterized by: the 10G optical transmitter module and optical receiver module are respectively connected with unicast communication optical fiber, the side of the 10G optical transmitter module and optical receiver module is respectively connected with microprocessor, and the signal emission rate of the 10G optical transmitter module is 10Gbit/s;The optical receiver module includes: MAX3991 chip, current detector, converter, PIN array tube core, PIN driver and electric connector, the MAX3991 signal conditioner is internally integrated the 10Gbps clock and data recovery IC of limiting amplifier, the optical signal of the unicast communication optical fiber transmission is transferred to the photoelectric converter of optical receiver module through modular connector, simultaneously, current signal is transmitted to current detector, laser in the present invention uses optical power open loop mode, actively reduces the deterioration that optical power avoids the eye figure of module in 75 DEG C~85 DEG C this sections.

Description

A kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit
Technical field
The invention belongs to optical transceiver module technical fields, and in particular to a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit.
Background technique
Light transceiving chip is the integrated circuit in optical transceiver module, does not include laser chip.It refers to fiber broadband net The main foundation chip of network physical layer, including trans-impedance amplifier, limiting amplifier, three kinds of laser driver.They are used for light The front end of fibre transmission, photoelectricity, the electro-optic conversion of Lai Shixian high-speed signal transmission, these functions are integrated in optical fiber receiver-transmitter module, Emitting portion is that the electric signal of one constant bit rate of input drives semiconductor laser (LD) after internal driving chip processing or sends out Optical diode (LED) launches the modulated optical signal of respective rate, internal to have optical power automatic control circuit, makes output Optical signal power keeps stablizing, receiving portion be a constant bit rate optical signal input module after electricity is converted to by optical detection diode Signal.
When using 10G High Speeding Optical Transmitter-receiver Circuit, slow down the compensation of Bias, so that module dissipation is reduced, stable module eye figure, Meanwhile 10G High Speeding Optical Transmitter-receiver Circuit is difficult to keep basicly stable average light power output, influences 10G High Speeding Optical Transmitter-receiver Circuit Signal stablize transmission and 10G High Speeding Optical Transmitter-receiver Circuit be difficult to match the threshold current of different drivings, influence 10G high The flexibility that fast optical transceiver module uses.
Summary of the invention
The purpose of the present invention is to provide a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuits, to solve to use existing use When 10G High Speeding Optical Transmitter-receiver Circuit, 10G High Speeding Optical Transmitter-receiver Circuit is difficult to stable module eye figure and 10G High Speeding Optical Transmitter-receiver Circuit is difficult To keep basicly stable average light power to export, the problem of stablizing transmission of the signal of 10G High Speeding Optical Transmitter-receiver Circuit is influenced.
To achieve the above object, the invention provides the following technical scheme: a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit, packet Include 10G optical transmitter module, unicast communication optical fiber and optical receiver module, it is characterised in that: the 10G optical transmitter module and light-receiving Module is respectively connected with unicast communication optical fiber, and the side of the 10G optical transmitter module and optical receiver module is respectively connected with microprocessor, The signal emission rate of the 10G optical transmitter module is 10Gbit/s;
The optical receiver module includes: MAX3991 chip, current detector, converter, PIN array tube core, PIN driving Device and electric connector, the MAX3991 signal conditioner are internally integrated the 10Gbps clock and data recovery IC of limiting amplifier, The optical signal of the unicast communication optical fiber transmission is transferred to the photoelectric converter of optical receiver module through modular connector, meanwhile, it will Current signal is transmitted to current detector, and current detector is coupled to converter, current detector detection circuit by 10K resistance Optical power, the converter transmits a signal to MAX3991 chip, will be electric after the MAX3991 chip locking lossing signal Pressure signal is input to the PIN array tube core, and the electric signal of input is changed into tiny differential electric signal by the PIN array tube core Afterwards, it is transmitted to the PIN driver, signal amplification is shaped as high-speed digital signal and passes through the electricity by the PIN driver Connector output.
Preferably, the 10G optical transmitter module includes: electric connector, laser, optical fiber mode group, module driver and function Rate controller;High-speed digital signal is introduced 10G optical transmitter module by the electric connector, and the module driver is by electric connector After the signal of introducing is converted into modulated signal, it is transmitted to the laser, the laser issues light beam, and the laser issues Light beam modular connector is coupled to by the optical fiber mode group, the modular connector exports optical signal to unicast communication light Fibre, the laser use optical power open loop mode, and microprocessor actively passes through power control in this section at 75 DEG C~85 DEG C Device reduces optical power.
Preferably, the module driver includes: dual-stage amplifier, current switch and source follower, and the two-stage is put After big device amplifies signal, it is transmitted to the current switch, the source follower will be transmitted to the electric current after signal integration Switch, the current switch connect with power supply.
Preferably, the power controller includes PD detector, operational amplifier and comparator, the light function of laser output Rate is transmitted to operational amplifier amplification after PD detector, and the signal of amplification is transferred to the anti-of comparator by operational amplifier Phase input terminal, while the reference voltage of input signal and DC reference voltage are sent to comparator after the amplification of the second amplifier Non-inverting input terminal, comparator output signal are coupled to triode to adjust the bias current of laser.
Preferably, the output end of the power controller connects trsanscondutance amplifier, and trsanscondutance amplifier passes the signal along to sharp Light device, power controller are adjusted the resistance value of laser, and the PD detector inside power controller is according to the resistance of laser Value and photoelectric current output voltage control trsanscondutance amplifier output voltage UoutOutput.
Preferably, it is 1295nm-1325nm, side mode suppression ratio 30dB that the laser, which issues the optical wavelength of light beam,.
Preferably, the converter includes: optical detector, preamplifier and limiting amplifier, and the optical detector will After optical signal is converted into faint current signal, it is transmitted to the limiting amplifier, the limiting amplifier converts electric signal For voltage signal.
Preferably, the inside of the 10G optical transmitter module and optical receiver module is provided with+3.3V single supply.
Compared with the prior art, the present invention has the following beneficial effects:
(1) laser in the present invention uses optical power open loop mode, and at 75 DEG C~85 DEG C, this section actively reduces light Power, it is known that the luminous efficiency of laser can reduce at high temperature, and the luminous efficiency of the higher laser of temperature is lower, Therefore Bias electric current is compensated in the design of module, under our high temperature and carrys out stabilized illumination power, but laser again cannot be unlimited The increase Bias of system, because the driving current of laser reaches a certain level, the eye figure of module is exactly to deteriorate clearly, mould Block at high temperature eye figure deteriorate the reason of, partly because environment temperature rise, another part is due to laser Bias electric current is excessive, the resistance value and photoelectric current output voltage of laser, resistance value of the optical power value to variable feedback resistance circuit It is adjusted, and then adjusts feedback oscillator, control trsanscondutance amplifier output voltage UoutOutput area in suitable range, Disappearance ratio is effectively reduced, so at 75 DEG C~85 DEG C, we actively slow down the compensation of Bias, to reduce module dissipation, surely Cover half block eye figure.
(2) present invention is provided with laser and uses optical power open loop mode, and the variation of temperature may be that external environment causes , it is also possible to caused by heat caused by the DC power of internal component and circuit, the aging of laser can also make threshold Value electric current becomes larger, and reduces luminous efficiency, is required according to fibre-optic data communication equipment standard, in order to obtain signal effectively, reliably And stable transmission, the Output optical power as one of optical module emitting performance index must be stablized in a very narrow range It is interior, since the above unfavorable factor individually to be difficult to meet this requirement by the effect of biasing circuit, laser needs One automated power control loop, to bias current IbiasControl is compensated, so that bias current is relative to threshold current Difference Ibias-IthIt is relatively stable, so as to keep basicly stable average light power to export, avoid using 10G high-speed light When transceiver module, 10G High Speeding Optical Transmitter-receiver Circuit is difficult to keep basicly stable average light power output, influences 10G high-speed light receipts Send out the problem of stablizing transmission of the signal of module.
(3) present invention is provided with dual-stage amplifier, current switch and source follower, and dual-stage amplifier provides enough increasings Benefit, so that last difference current switch obtains the input signal of constant amplitude, even if driver input voltage signal amplitude is only There is 100mV, it is also ensured that it is exported constant, is connected between amplifier and current switch with a pair of of source follower, Effect is level shift and impedance transformation, and one end of current switch difference output connects with power supply, and the same cathode of the other end connects, Supply voltage is 3.3V, and the amplitude of oscillation of output signal electric current can be by changing VmodThe voltage at end is same to control, direct current biasing Electric current can also pass through VbiasEnd is to adjust the threshold current to be suitble to different, when avoiding using 10G High Speeding Optical Transmitter-receiver Circuit, 10G High Speeding Optical Transmitter-receiver Circuit is difficult to match the threshold current of different drivings, influence 10G High Speeding Optical Transmitter-receiver Circuit use it is flexible The problem of property.
Detailed description of the invention
Fig. 1 is outside drawing of the invention;
Fig. 2 is module driver circuit diagram of the invention;
Fig. 3 is 10G optical transmitter module circuit diagram of the invention;
Fig. 4 is the multistage amplifier circuits schematic diagram of the invention using low-load resistance;
Fig. 5 is optical receiver module circuit diagram of the invention;
Fig. 6 is optical receiver module functional block diagram of the invention.
In figure: 1-10G optical transmitter module, 2- unicast communication optical fiber, 3- optical receiver module, 4- modular connector.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
It please refers to shown in Fig. 1-6, the invention provides the following technical scheme: a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit, packet Include 10G optical transmitter module, unicast communication optical fiber and optical receiver module, it is characterised in that: the 10G optical transmitter module and light-receiving Module is respectively connected with unicast communication optical fiber, and the side of the 10G optical transmitter module and optical receiver module is respectively connected with microprocessor, The signal emission rate of the 10G optical transmitter module is 10Gbit/s;
The optical receiver module includes: MAX3991 chip, current detector, converter, PIN array tube core, PIN driving Device and electric connector, the MAX3991 signal conditioner are internally integrated the 10Gbps clock and data recovery IC of limiting amplifier, The optical signal of the unicast communication optical fiber transmission is transferred to the photoelectric converter of optical receiver module through modular connector, meanwhile, it will Current signal is transmitted to current detector, and current detector is coupled to converter, current detector detection circuit by 10K resistance Optical power, the converter transmits a signal to MAX3991 chip, will be electric after the MAX3991 chip locking lossing signal Pressure signal is input to the PIN array tube core, and the electric signal of input is changed into tiny differential electric signal by the PIN array tube core Afterwards, it is transmitted to the PIN driver, signal amplification is shaped as high-speed digital signal and passes through the electricity by the PIN driver Connector output.
The 10G optical transmitter module includes: electric connector, laser, optical fiber mode group, module driver and power control Device;High-speed digital signal is introduced 10G optical transmitter module by the electric connector, and the module driver introduces electric connector After signal is converted into modulated signal, it is transmitted to the laser, the laser issues light beam, the light beam that the laser issues It is coupled to modular connector by the optical fiber mode group, the modular connector exports optical signal to unicast communication optical fiber, institute Laser is stated using optical power open loop mode, microprocessor is actively reduced by power controller in 75 DEG C~85 DEG C this sections Optical power.
The module driver includes: dual-stage amplifier, current switch and source follower, and the dual-stage amplifier will be believed Number amplification after, be transmitted to the current switch, the source follower will be transmitted to the current switch after signal integration, described Current switch connects with power supply.
The power controller includes PD detector, operational amplifier and comparator, and the optical power of laser output is passed through After PD detector, it is transmitted to operational amplifier amplification, the signal of amplification is transferred to the anti-phase input of comparator by operational amplifier End, while the reference voltage of input signal is sent to the same mutually defeated of comparator after the amplification of the second amplifier with DC reference voltage Enter end, comparator output signal is coupled to triode to adjust the bias current of laser.
The output end of the power controller connects trsanscondutance amplifier, and trsanscondutance amplifier passes the signal along to laser, function Rate controller is adjusted the resistance value of laser, and the PD detector inside power controller is according to the resistance value and light of laser Current output voltage controls trsanscondutance amplifier output voltage UoutOutput.
The optical wavelength that the laser issues light beam is 1295nm-1325nm, side mode suppression ratio 30dB.
The converter includes: optical detector, preamplifier and limiting amplifier, and the optical detector turns optical signal After changing faint current signal into, it is transmitted to the limiting amplifier, the limiting amplifier converts electrical signals to voltage letter Number.
The inside of the 10G optical transmitter module and optical receiver module is provided with+3.3V single supply.
The working principle of the invention and process for using: in the use of the present invention, electric connector introduces high-speed digital signal 10G optical transmitter module 1, after the signal that electric connector introduces is converted into modulated signal by module driver, driving laser shines, The light beam that laser issues is coupled to the output of modular connector 4 to unicast communication optical fiber 2, unicast communication optical fiber by optical fiber mode group The optical signal transmission of 2 transmission is gone out, and realizes the function that electric signal is changed into optical signal and transmits, meanwhile, external fiber transmission Optical signal is coupled to the optical fiber mode group of optical receiver module 3 through modular connector 4, and optical fiber mode group is by optical signal transmission to photoelectric conversion Device after converter converts optical signals to voltage signal, is input to PIN array tube core, and PIN array tube core is by the electric signal of input After being changed into tiny differential electric signal, it is transmitted to PIN driver, signal amplification is shaped as high-speed digital signal by PIN driver And host is output to by electric connector, realize the reception of optical signal.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that There is also other identical elements in the process, method, article or apparatus that includes the element ".
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit, including 10G optical transmitter module (1), unicast communication optical fiber (2) and light connect It receives module (3), it is characterised in that: the 10G optical transmitter module (1) and optical receiver module (3) are respectively connected with unicast communication optical fiber (2), the side of the 10G optical transmitter module (1) and optical receiver module (3) is respectively connected with microprocessor, the 10G light emitting mould The signal emission rate of block (1) is 10Gbit/s;
The optical receiver module (3) includes: MAX3991 chip, current detector, converter, PIN array tube core, PIN driver And electric connector, the MAX3991 signal conditioner are internally integrated the 10Gbps clock and data recovery IC of limiting amplifier, institute The optical signal for stating unicast communication optical fiber (2) transmission is transferred to the photoelectric converter of optical receiver module (3) through modular connector (4), Meanwhile current signal is transmitted to current detector, current detector is coupled to converter, current detector by 10K resistance The optical power of detection circuit, the converter transmit a signal to MAX3991 chip, and letter is lost in the MAX3991 chip locking After number, voltage signal is input to the PIN array tube core, the electric signal of input is changed into small by the PIN array tube core After differential electric signal, it is transmitted to the PIN driver, signal amplification is shaped as high-speed digital signal simultaneously by the PIN driver It is exported by the electric connector.
2. a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit according to claim 1, it is characterised in that: the 10G light emitting Module (1) includes: electric connector, laser, optical fiber mode group, module driver and power controller;The electric connector will be high Speed digital signal introduces 10G optical transmitter module (1), and the signal that electric connector introduces is converted into modulation letter by the module driver After number, it is transmitted to the laser, the laser issues light beam, and the light beam that the laser issues passes through the optical fiber mode group It is coupled to modular connector (4), the modular connector (4) exports optical signal to unicast communication optical fiber (2), the laser Using optical power open loop mode, microprocessor, which actively passes through power controller in 75 DEG C~85 DEG C this sections, reduces optical power.
3. a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit according to claim 1, it is characterised in that: the module drive Device includes: dual-stage amplifier, current switch and source follower, after the dual-stage amplifier amplifies signal, is transmitted to described Current switch, the source follower will be transmitted to the current switch after signal integration, the current switch connects with power supply.
4. a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit according to claim 1, it is characterised in that: the power control Device includes PD detector, operational amplifier and comparator, and the optical power of laser output is transmitted to operation after PD detector The signal of amplification is transferred to the inverting input terminal of comparator, while the reference of input signal by amplifier amplification, operational amplifier Voltage and DC reference voltage are sent to the non-inverting input terminal of comparator, comparator output signal coupling after the amplification of the second amplifier Triode is bonded to adjust the bias current of laser.
5. a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit according to claim 3, it is characterised in that: the power control The output end of device connects trsanscondutance amplifier, and trsanscondutance amplifier passes the signal along to laser, resistance of the power controller to laser Value is adjusted, the PD detector inside power controller according to the resistance value and photoelectric current output voltage of laser, control across Lead amplifier output voltage UoutOutput.
6. a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit according to claim 1, it is characterised in that: the laser hair The optical wavelength of light beam is 1295nm-1325nm, side mode suppression ratio 30dB out.
7. a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit according to claim 1, it is characterised in that: the converter packet Include: optical detector, preamplifier and limiting amplifier, the optical detector convert optical signals into faint current signal Afterwards, it is transmitted to the limiting amplifier, the limiting amplifier converts electrical signals to voltage signal.
8. a kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit according to claim 3, it is characterised in that: the 10G light emitting The inside of module (1) and optical receiver module (3) is provided with+3.3V single supply.
CN201811184329.2A 2018-10-11 2018-10-11 A kind of technical grade 10G High Speeding Optical Transmitter-receiver Circuit Pending CN109617609A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101296041A (en) * 2007-04-25 2008-10-29 京信通信系统(中国)有限公司 Optical fiber transmission repeater and largely dynamic optical receiving-transmitting module
CN101895350A (en) * 2010-08-17 2010-11-24 索尔思光电(成都)有限公司 10G Ethernet passive network single-fiber bidirectional optical module
CN102449519A (en) * 2009-06-01 2012-05-09 三菱电机株式会社 Optical transmission/reception module and method for manufacturing optical transmission/reception module
US8931966B2 (en) * 2011-10-28 2015-01-13 Source Photonics, Inc. Triplexer and/or optical line terminal compatible with a 10G ethernet passive optical network and a housing therefor
US20170289656A1 (en) * 2016-03-29 2017-10-05 Alex Luo Fiber-to-coax conversion unit and method of using same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101296041A (en) * 2007-04-25 2008-10-29 京信通信系统(中国)有限公司 Optical fiber transmission repeater and largely dynamic optical receiving-transmitting module
CN102449519A (en) * 2009-06-01 2012-05-09 三菱电机株式会社 Optical transmission/reception module and method for manufacturing optical transmission/reception module
CN101895350A (en) * 2010-08-17 2010-11-24 索尔思光电(成都)有限公司 10G Ethernet passive network single-fiber bidirectional optical module
US8931966B2 (en) * 2011-10-28 2015-01-13 Source Photonics, Inc. Triplexer and/or optical line terminal compatible with a 10G ethernet passive optical network and a housing therefor
US20170289656A1 (en) * 2016-03-29 2017-10-05 Alex Luo Fiber-to-coax conversion unit and method of using same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
林韬: "100 Gbit/s CFP光收发模块的研究", 《光通信研究》 *

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