CN107196708A - A kind of optical network unit of built-in ethernet circuit - Google Patents
A kind of optical network unit of built-in ethernet circuit Download PDFInfo
- Publication number
- CN107196708A CN107196708A CN201710236062.6A CN201710236062A CN107196708A CN 107196708 A CN107196708 A CN 107196708A CN 201710236062 A CN201710236062 A CN 201710236062A CN 107196708 A CN107196708 A CN 107196708A
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- China
- Prior art keywords
- control unit
- unit
- ethernet
- built
- optical
- Prior art date
- 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.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/27—Arrangements for networking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2854—Wide area networks, e.g. public data networks
- H04L12/2856—Access arrangements, e.g. Internet access
- H04L12/2869—Operational details of access network equipments
- H04L12/2878—Access multiplexer, e.g. DSLAM
- H04L12/2879—Access multiplexer, e.g. DSLAM characterised by the network type on the uplink side, i.e. towards the service provider network
- H04L12/2885—Arrangements interfacing with optical systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
Abstract
The invention discloses a kind of optical network unit of built-in ethernet circuit, it is connected with OLT, including optical network unit, intelligent control unit, ethernet communication unit, I/O unit and the power circuit powered for said units.Intelligent control unit and RS485 interface circuit bidirectional data communications, the signal input part of intelligent control unit are electrically connected with the signal output part that digital quantity inputs DI interface circuits.The present invention has advantages below compared with prior art：A kind of optical network unit of built-in ethernet circuit of the present invention, intellectualized technology, ethernet technology are combined with PON technologies, intelligent gateway is embedded in optical network unit, pass through intelligent control unit and ethernet communication unit two-way communication, and intelligent control unit built-in ethernet PHY chip is electrically connected with RJ45 interface circuits, simple in construction, cost is low, low-power consumption, high-environmental, maintain easily, and transmission efficiency is high, strong interference immunity.
Description
The application is a kind of entitled ASON unit, (applying date of Application No. 201510346115.0
On 06 19th, 2015) divisional application.
Technical field
The present invention relates to a kind of optical network apparatus, more particularly to a kind of optical network unit of built-in ethernet circuit.
Background technology
Each functions of modules of traditional intelligence system is single, ineffective systems, and each front end mould is realized by protocol converter
The digitlization of block, IPization, front-end information are not processed, then pass through the Ethernet transmission equipment such as fiber optical transceiver, interchanger, ONU
Pass to backstage.The existing typical intellectualizing system of tradition include front end various kinds of sensors, analog-to-digital conversion module, Ethernet association turn,
Interchanger, fiber optical transceiver, core switch, router and server.
Existing traditional intelligence system realizes DI/DO, and the access of the port such as serial ports is, it is necessary to pass through all kinds of protocol converters
Ethernet interface is converted into, then backstage is passed to by the Ethernet transmission equipment such as fiber optical transceiver, interchanger, ONU.
Existing system equipment networking has difficult complicated, route arrangement, easy interference, equipment cost is high, construct
Cost is high, power consumption is big, easy care, low environmental protection, electromagnetic pollution be not big, the low shortcoming of efficiency of transmission.After failure, fiber crops are safeguarded
It is tired, such as：When not collecting data in digital quantity equipment, it is that intermediate equipment there is a problem to be confused about, or headend equipment
Problem.Need progressively to investigate and can find problem points, so waste time and energy, also using above bringing inconvenience.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of optical-fiber network list of built-in ethernet circuit
Member, intellectualized technology, ethernet technology are combined with PON technologies, intelligent gateway is embedded in into optical network unit, a variety of front ends are realized
Equipment integration access.
The present invention is achieved by the following technical solutions：A kind of optical network unit of built-in ethernet circuit, with OLT phases
Connection, including optical network unit, intelligent control unit, ethernet communication unit, I/O unit and powered for said units
Power circuit, the optical network unit passes through the data communication that the intelligent control unit controls the I/O unit；
The intelligent control unit includes LM3S6911 microprocessors and its peripheral circuit.
The I/O unit includes RS485 interface circuits, digital quantity input DI interface circuits and digital output DO
Interface circuit, the intelligent control unit and the RS485 interface circuits bidirectional data communication, the letter of the intelligent control unit
The signal output part that number input inputs DI interface circuits with digital quantity is electrically connected, the signal output part of the intelligent control unit
Electrically connected with the signal input part of digital output DO interface circuits；
The intelligent control unit and the ethernet communication unit two-way communication, and the intelligent control unit it is built-in with
Too net PHY chip is electrically connected with RJ45 interface circuits.
As the further optimization of such scheme, the optical network unit includes optical transceiver, light output control unit and letter
Number exchange input control unit, optical signal transceiver is carried out between the optical transceiver and the OLT, the light output control unit passes through
Luminous detection determines to close the light of the optical transceiver, and the signal exchange input control unit is by by the intelligent control
The signal of unit collection is converted into optical signal.
As the further optimization of such scheme, the optical network unit is SD5103RB1 optical processors, described
SD5103RB1 optical processors convert optical signals into electric signal, with the intelligent control unit two-way communication link.
As the further optimization of such scheme, the RS485 interface circuits by communication interface chip 65lbc184 with
LM3S6911 microprocessors serial ports is linked.
As the further optimization of such scheme, the digital quantity input DI interface circuits pass through OPTO-ISOLATORS cores
Piece is electrically connected with the I/O pin of LM3S6911 microprocessors.
As the further optimization of such scheme, the digital output DO interface circuits by RELAY chips with
The I/O pin electrical connection of LM3S6911 microprocessors.
As the further optimization of such scheme, the digital output DO interface circuits include resistance R38, NPN type three
Pole pipe Q1, diode D1, the first RELAY chips and piezo-resistance RV1.
The present invention compared with prior art, a kind of beneficial effect for the optical network unit of built-in ethernet circuit that the present invention is provided
Fruit is embodied in：
1st, traditional device by router, core switch, fiber optical transceiver, access switch, Ethernet protocol and
The integrated networking of D/A converter module, and the present invention a kind of built-in ethernet circuit optical network unit, by intellectualized technology, with
Too network technology is combined with PON technologies, and intelligent gateway is embedded in into optical network unit, need to only be communicated with OLT, replaces conventional apparatus, knot
Structure is simple, equipment cost is low, small power consumption, maintain easily.
2nd, a variety of input/output interface units built in a kind of optical network unit of built-in ethernet circuit of the invention, with
Front end sensors are communicated to connect, and transmit efficient and strong antijamming capability.
3rd, the optical network unit of a kind of built-in ethernet circuit of the invention, by intellectualized technology, ethernet technology and PON
Technology is combined, and intelligent gateway is embedded in into optical network unit, by intelligent control unit and ethernet communication unit two-way communication, and
Intelligent control unit built-in ethernet PHY chip is electrically connected with RJ45 interface circuits.
4th, traditional digital quantity DI input interfaces/DO output interfaces, are connected by various protocol converters and ethernet communication
Connect, intelligent gateway is embedded in optical network unit, passes through intelligent control by a kind of optical network unit of built-in ethernet circuit of the invention
Unit processed is connected with digital quantity DI input interfaces/DO output interface direct communications.
Brief description of the drawings
Fig. 1 is a kind of circuit structure block diagram of the optical network unit of built-in ethernet circuit of the present invention.
Fig. 2 is a kind of circuit theory of the intelligent control unit of the optical network unit of built-in ethernet circuit of the present invention
Figure.
Fig. 3 is a kind of input DI interface circuits of digital quantity all the way of the optical network unit of built-in ethernet circuit of the present invention
Circuit theory diagrams.
Fig. 4 is a kind of DO interface circuits of digital output all the way of the optical network unit of built-in ethernet circuit of the present invention
Circuit theory diagrams.
Embodiment
Embodiments of the invention are elaborated below, the present embodiment is carried out lower premised on technical solution of the present invention
Implement, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to following implementations
Example.
A kind of optical network unit of built-in ethernet circuit, is connected with OLT.It is the of the invention of the present invention referring to Fig. 1
A kind of circuit structure block diagram of the optical network unit of built-in ethernet circuit.A kind of optical network unit bag of built-in ethernet circuit
Include optical network unit, intelligent control unit, ethernet communication unit, I/O unit and the power supply powered for said units
Circuit, wherein, optical network unit is led to by the data of intelligent control unit control input/output unit and ethernet communication unit
Letter.
Optical network unit includes fiber optical transceiver, light output control unit and signal exchange input control unit, fiber optical transceiver
Optical signal transceiver is carried out between OLT, light output control unit determines to close the light of fiber optical transceiver by luminous detection, institute
State signal input control unit and optical signal is converted into by the signal for gathering the intelligent control unit.The preferential implementation of the present invention
In example, optical network unit is SD5103RB1 optical processors, and SD5103RB1 optical processors convert optical signals into electric signal, with
Intelligent control unit two-way communication link.
Wherein, I/O unit includes RS485 interface circuits, digital quantity input DI interface circuits and digital output
DO interface circuits, intelligent control unit and RS485 interface circuit bidirectional data communications, the signal input part of intelligent control unit with
The signal output part electrical connection of digital quantity input DI interface circuits, signal output part and the digital output DO of intelligent control unit
The signal input part electrical connection of interface circuit.In the preferred embodiments of the present invention, intelligent control unit includes the micro- places of LM3S6911
Manage device and its peripheral circuit.RS485 interface circuits pass through communication interface chip 65lbc184 and LM3S6911 microprocessor serial ports
Link.Digital quantity input DI interface circuits are electrically connected by the I/O pin of OPTO-ISOLATORS chips and LM3S6911 microprocessors
Connect.Digital output DO interface circuits are electrically connected by RELAY chips with the I/O pin of LM3S6911 microprocessors.
Wherein, intelligent control unit and ethernet communication unit two-way communication, and intelligent control unit built-in ethernet PHY
Chip is electrically connected with RJ45 interface circuits.In the preferred embodiments of the present invention, LM3S6911 microprocessor built-in ethernet PHY cores
Piece is electrically connected with RJ45 interface circuits, referring to Fig. 2, and a kind of the intelligent of optical network unit of built-in ethernet circuit of the invention is controlled
The circuit theory diagrams of unit processed.Wherein, RJ45 interface circuits use HR911105A chips, the 43pin of LM3S6911 microprocessors
Pin and 46pin pins are signal output part, and the 40pin pins and 47pin pins of LM3S6911 microprocessors input for signal
End.The 43pin pins and 46pin pins of LM3S6911 microprocessors, pass through resistance R12 and resistance 13, electric capacity C35 and electric capacity
C36 is electrically connected with the signal input part of HR911105A chips.The 40pin pins and 37pin pins of LM3S6911 microprocessors,
Electrically connected by resistance R14 and R15, electric capacity C37 and electric capacity C38 with the signal output part of HR911105A chips.Originally it is preferable to carry out
A kind of optical network unit of built-in ethernet circuit of example also includes Network Physical Separator, and is connected to by Network Physical Separator interface
In the Network Physical Separator of SD5103RB1 optical processors, so as to complete the connection of network loop.
Intelligent control unit is with ethernet communication unit two-way communication principle：LM3S6911 43pin pin are by resistance R12
Pull up as logic high, LM3S6911 46pin pin are logic high by resistance R13 pull-up, when there is signal output pair
Pin is answered to drag down (being low level) so as to complete the conversion of a logic level, while being loaded into Network Physical Separator signal passes through net
Network isolator coupling one logic level signal of output.LM3S6911 40pin pin are logic high by resistance R14 pull-up,
It is logic high that LM3S6911, which is internally integrated PHY chip 37pin pin by resistance R15 pull-up, when Network Physical Separator has signal defeated
Corresponding pin drags down (being low level) so as to complete the conversion of a logic level when going out, and is patrolled even if the input of signal receives one
Collect level signal.Wherein, electric capacity C35, C36, C37 and C38 be bypass filter capacitor, for this point logical transition when power supply make
Into High-frequency Interference filter out effect.It is the bypass filter capacitor of Network Physical Separator for electric capacity C53, C55, for the logic of this point
The interference filtering effect that power supply is caused during conversion.Wherein, resistance R12, R13, R14 and R15 is 49.9 Ω.Electric capacity C12, C13,
C14 and C15 are 10pf electric capacity.Electric capacity C53 and C55 are 0.01uf electric capacity.
3 road RS485 interface circuits, 20 railway digital amounts built in a kind of optical network unit of built-in ethernet circuit of the present invention
Input DI interface circuits, 8 railway digital amounts output DO interface circuits.Referring to Fig. 4, Fig. 4 is a kind of built-in ethernet electricity of the present invention
The circuit theory diagrams of the DO interface circuits of digital output all the way of the optical network unit on road.Digital output DO interface circuits include
Resistance R38, NPN type triode Q1, diode D1, the first RELAY chips and piezo-resistance RV1.NPN type triode Q1 base stage
Input DO1, input DO1 are provided between the parallel resistance R38 between emitter, and resistance R38 and NPN type triode Q1 base stage
Electrically connected with the output end of intelligent control unit.NPN type triode Q1 current collection level passes through diode D1, the first RELAY chips
Electrically connected with piezo-resistance RV1 with output end DO11, DO12.Pass through the electrical connection of output end DO11, DO12 and output peripheral equipment
Output connection.
Referring to Fig. 3, Fig. 3 is a kind of input of the digital quantity all the way DI of the optical network unit of built-in ethernet circuit of the present invention
The circuit theory diagrams of interface circuit.20 railway digital amounts input built in a kind of optical network unit of built-in ethernet circuit of the present invention
DI interface circuits.The controllable LMDS Light Coupled Device connection chip of wherein 4 railway digital amounts public one of DI interface circuits of input, this hair
In bright preferred embodiments, using controllable LMDS Light Coupled Device TLP521-4, four built in wherein LMDS Light Coupled Device TLP521-4
Road optically coupled circuit, the first input DI interfaces output end passes through resistance R50, electric capacity C86, resistance R51 and LMDS Light Coupled Device
The TLP521-4 input of optically coupled circuit all the way connection；The LMDS Light Coupled Device TLP521-4 output end of optically coupled circuit all the way with
The input DI1 electrical connections of first input DI interfaces, and be grounded by resistance R54.External equipment passes through the first input DI interfaces
Input DI1 access, and pass through first input DI interfaces output end DIN1 output, first input DI interfaces output end
DIN1 is electrically connected with intelligent control unit.
Connect in addition, a kind of optical network unit of built-in ethernet circuit of the present invention also includes PON upstream Interfaces, VOIP
Mouth, management interface and debugging interface.Voip interface circuit is the interactive voice interface circuit interacted by Ethernet.Upstream data
PON is connected to PON processors SD5103RB1 PON upstream Interfaces, and processing optical signal is converted into electric signal.Management interface is used for
The port of this equipment of network management.Debugging interface is that serial ports is used for ONU debugging interface all the way.
The optical network unit of a kind of built-in ethernet circuit of the present invention, by intellectualized technology, ethernet technology and PON skills
Art is combined, and intelligent gateway is embedded in into optical network unit (ONU, ONT etc.), realizes a variety of headend equipment integration accesses.Use this
A kind of integrated group network system of optical network unit of built-in ethernet circuit of invention includes front end sensors, OLT, ASON
Unit and server.Wherein front end sensors gathered data sends ASON unit, intelligent Optical Networks to by data-interface
Network unit with OLT by communicating, finally with service bureau's interactive communication.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (7)
1. a kind of optical network unit of built-in ethernet circuit, is connected with OLT, it is characterised in that：Including optical network unit, intelligence
Can control unit, ethernet communication unit, I/O unit and the power circuit powered for said units, the optical-fiber network
Unit controls the data communication of the I/O unit by the intelligent control unit；The intelligent control unit includes
LM3S6911 microprocessors and its peripheral circuit.
The I/O unit includes RS485 interface circuits, digital quantity input DI interface circuits and digital output DO interfaces
Circuit, the intelligent control unit and the RS485 interface circuits bidirectional data communication, the signal of the intelligent control unit are defeated
Enter end and electrically connected with the signal output part that digital quantity inputs DI interface circuits, the signal output part and number of the intelligent control unit
The signal input part electrical connection of word amount output DO interface circuits；
The intelligent control unit and the ethernet communication unit two-way communication, and the intelligent control unit built-in ethernet
PHY chip is electrically connected with RJ45 interface circuits.
2. a kind of optical network unit of built-in ethernet circuit according to claim 1, it is characterised in that：The optical-fiber network
Unit includes optical transceiver, light output control unit and signal exchange input control unit, enters between the optical transceiver and the OLT
Traveling optical signal is received and dispatched, and the light output control unit determines to close the light of the optical transceiver by luminous detection, the letter
Number exchange input control unit optical signal is converted into by the signal for gathering the intelligent control unit.
3. a kind of optical network unit of built-in ethernet circuit according to claim 1, it is characterised in that：The optical-fiber network
Unit is SD5103RB1 optical processors, and the SD5103RB1 optical processors convert optical signals into electric signal, with the intelligence
Control unit two-way communication link.
4. a kind of optical network unit of built-in ethernet circuit according to claim 1, it is characterised in that：The RS485
Interface circuit is linked by communication interface chip 65lbc184 and LM3S6911 microprocessor serial ports.
5. a kind of optical network unit of built-in ethernet circuit according to claim 1, it is characterised in that：The digital quantity
Input DI interface circuits are electrically connected by OPTO-ISOLATORS chips with the I/O pin of LM3S6911 microprocessors.
6. a kind of optical network unit of built-in ethernet circuit according to claim 1, it is characterised in that：The digital quantity
Output DO interface circuits are electrically connected by RELAY chips with the I/O pin of LM3S6911 microprocessors.
7. a kind of optical network unit of built-in ethernet circuit according to claim 6, it is characterised in that：The digital quantity
Exporting DO interface circuits includes resistance R38, NPN type triode Q1, diode D1, the first RELAY chips and piezo-resistance RV1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710236062.6A CN107196708A (en) | 2015-06-19 | 2015-06-19 | A kind of optical network unit of built-in ethernet circuit |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710236062.6A CN107196708A (en) | 2015-06-19 | 2015-06-19 | A kind of optical network unit of built-in ethernet circuit |
| CN201510346115.0A CN105099559B (en) | 2015-06-19 | 2015-06-19 | A kind of ASON unit |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510346115.0A Division CN105099559B (en) | 2015-06-19 | 2015-06-19 | A kind of ASON unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107196708A true CN107196708A (en) | 2017-09-22 |
Family
ID=54579235
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510346115.0A Active CN105099559B (en) | 2015-06-19 | 2015-06-19 | A kind of ASON unit |
| CN201710236063.0A Pending CN107196709A (en) | 2015-06-19 | 2015-06-19 | A kind of optical network apparatus for possessing multiplex roles transmission |
| CN201710236571.9A Pending CN107196710A (en) | 2015-06-19 | 2015-06-19 | A kind of optical network unit for possessing intelligent gateway |
| CN201710236062.6A Pending CN107196708A (en) | 2015-06-19 | 2015-06-19 | A kind of optical network unit of built-in ethernet circuit |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510346115.0A Active CN105099559B (en) | 2015-06-19 | 2015-06-19 | A kind of ASON unit |
| CN201710236063.0A Pending CN107196709A (en) | 2015-06-19 | 2015-06-19 | A kind of optical network apparatus for possessing multiplex roles transmission |
| CN201710236571.9A Pending CN107196710A (en) | 2015-06-19 | 2015-06-19 | A kind of optical network unit for possessing intelligent gateway |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN105099559B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111856999A (en) * | 2020-07-20 | 2020-10-30 | 安徽华速达电子科技有限公司 | Multi-terminal equipment management method and system based on intelligent optical network equipment |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106656436B (en) * | 2016-09-29 | 2020-05-22 | 安徽华速达电子科技有限公司 | Communication management method and system based on intelligent optical network unit |
| CN107592159A (en) * | 2017-09-29 | 2018-01-16 | 深圳达实智能股份有限公司 | A kind of intelligent building optical network system and optical network apparatus |
| CN116506378B (en) * | 2023-06-27 | 2023-09-15 | 苏州浪潮智能科技有限公司 | Switch equipment, serial communication interface switching method and device thereof |
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| US20070153823A1 (en) * | 2005-12-30 | 2007-07-05 | Jaroslaw Wojtowicz | Small form factor, pluggable ONU |
| CN101651836A (en) * | 2009-09-18 | 2010-02-17 | 武汉长光科技有限公司 | Modularized monitoring terminal equipment based on EPON |
| CN203104451U (en) * | 2013-02-01 | 2013-07-31 | 浙江工业大学 | Industrial ONU (optical network unit) equipment |
| CN203445883U (en) * | 2013-09-17 | 2014-02-19 | 讯达康通讯设备(惠州)有限公司 | Optical network unit (ONU) terminal apparatus of Ethernet passive optical network (EPON) system |
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| JP2009027518A (en) * | 2007-07-20 | 2009-02-05 | Mitsubishi Electric Corp | Communication failure detection system and its method |
| CN201127103Y (en) * | 2007-12-19 | 2008-10-01 | 深圳市三旺通信技术有限公司 | Double-light-mouth switch module |
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2015
- 2015-06-19 CN CN201510346115.0A patent/CN105099559B/en active Active
- 2015-06-19 CN CN201710236063.0A patent/CN107196709A/en active Pending
- 2015-06-19 CN CN201710236571.9A patent/CN107196710A/en active Pending
- 2015-06-19 CN CN201710236062.6A patent/CN107196708A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070153823A1 (en) * | 2005-12-30 | 2007-07-05 | Jaroslaw Wojtowicz | Small form factor, pluggable ONU |
| CN101651836A (en) * | 2009-09-18 | 2010-02-17 | 武汉长光科技有限公司 | Modularized monitoring terminal equipment based on EPON |
| CN203104451U (en) * | 2013-02-01 | 2013-07-31 | 浙江工业大学 | Industrial ONU (optical network unit) equipment |
| CN203445883U (en) * | 2013-09-17 | 2014-02-19 | 讯达康通讯设备(惠州)有限公司 | Optical network unit (ONU) terminal apparatus of Ethernet passive optical network (EPON) system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111856999A (en) * | 2020-07-20 | 2020-10-30 | 安徽华速达电子科技有限公司 | Multi-terminal equipment management method and system based on intelligent optical network equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105099559B (en) | 2017-12-29 |
| CN107196709A (en) | 2017-09-22 |
| CN107196710A (en) | 2017-09-22 |
| CN105099559A (en) | 2015-11-25 |
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