CN101317333A - Passive optical network user terminal and electric power control and state reporting method thereof - Google Patents
Passive optical network user terminal and electric power control and state reporting method thereof Download PDFInfo
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- CN101317333A CN101317333A CNA2007800003900A CN200780000390A CN101317333A CN 101317333 A CN101317333 A CN 101317333A CN A2007800003900 A CNA2007800003900 A CN A2007800003900A CN 200780000390 A CN200780000390 A CN 200780000390A CN 101317333 A CN101317333 A CN 101317333A
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- 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
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- 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
- H04B10/272—Star-type networks or tree-type networks
-
- 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
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
-
- 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
- H04Q11/0005—Switch and router aspects
- H04Q2011/0037—Operation
- H04Q2011/0049—Crosstalk reduction; Noise; Power budget
-
- 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
- H04Q11/0062—Network aspects
- H04Q2011/0079—Operation or maintenance aspects
Abstract
A passive optical network (PON) user terminal comprising a passive optical network interface unit (21) accessing to a PON system, a service data distribution unit (22) connected to the passive optical network interface unit (21) for distributing service data, a service processing unit (23) for receiving and accordingly processing the service data distributed by the service data distribution unit (22), a power source (24) for supplying power to each of the above units, and a power supply control unit (25) for controlling the activating or deactivating of the energy-saving power supply to the service processing unit (23), the service data distribution unit (22), and the passive optical network interface unit (21). A method for controlling the PON power supply and for reporting the power supply state is further provided by another embodiment of the present disclosure.; Embodiments of the present disclosure allows control of the energy usage of the PON user terminal to save power when a service in the PON user terminal is not used or when the user terminal uses a backup power source to supply power.
Description
Specification passive optic network user terminal and its power supply, state reporting method
[1] technical field
[2] the present invention relates to EPON（P0N, Passive Optical
Network) technology, more particularly, it relates to a kind of passive optic network user terminal and its power supply, state reporting method.
[3] background of invention
[4] P0N
Technology is the soft exchange technology in order to support point-to-multipoint application development to get up, with reference to Fig. 1, general, P0 N systems generally include the optical line terminal positioned at central office（0LT, Optical Line
Termination), a series of ustomer premises access equipments positioned at user resident, the ustomer premises access equipment is usually network unit/optical network terminal（0NU/0NT, Optical Network Unit/Optical Network Termination), and the Optical Distribution Network being made up of in the middle of described OLT and ustomer premises access equipment optical fiber, passive optical splitters or coupler（0DN, Optical Distribution
Network) .ODN is all made up of passive device, and passive optical splitter and coupler only serves transmission and the effect of limitation light, it is not necessary to power supply and information processing, and with the unrestricted MTBF.Above-mentioned P0N passive characteristic causes network to lay more flexibly, without computer room and power supply etc.；The characteristic of above-mentioned P0N sharing fiber can save substantial amounts of fiber resource so that access network line cost is lower；The structure of above-mentioned P ON pure optical medium, transparent fiber broadband network so that future services are extended with the security for the technology that maintains.
[5] due to being carried out data transmission in EPON using fiber medium, the technologies such as the more traditional copper cash of bandwidth capacity, WLAN improve a lot, multiple business can be supported to develop, digital video service, CATV such as the business that may rely on EPON transmission in the future includes data business of networking, speech business, IPTV and video request program be wired and various meter reading links of conventional video business, security protection data, residential customer such as DTV etc..Because multiple business processing unit is integrated in passive optic network user terminal equipment, it is likely to result in energy resource consumption larger, passive optic network user terminal equipment need to be saved, in addition, because partial service needs high reliability, passive optic network user terminal equipment may be equipped with backup battery, once electric main is powered off
, passive optic network user terminal equipment can only rely on backup battery and power, and at this moment the energy-conservation of passive optic network user terminal equipment is even more important.
[6] content of the invention
[7] technical problem that the embodiment of the present invention is solved is to provide one kind
Passive optic network user terminal and its power supply, state reporting method, can be when a certain business be not used in passive optic network user terminal or in the passive optic network user terminal when being powered using back-up source, control is saved to the passive optic network user terminal equipment.
[8] a kind of passive optic network user terminal, includes：
[9] the EPON interface unit of passive optical network is accessed；
[10] it is connected with the EPON interface unit and carries out the business datum Dispatching Unit of business datum distribution；[11] receive the business datum of the business datum Dispatching Unit distribution and carry out the Service Processing Unit of respective handling；With
[12] power supply powered to above-mentioned unit；
[13] also include：
[14] supply control unit, powers for controlling to be turned on and off to the energy-conservation of at least one in the Service Processing Unit, business datum Dispatching Unit and EPON interface unit.
[15] a kind of passive optic network user terminal power control method, the passive optic network user terminal includes EPON interface unit, business datum Dispatching Unit and Service Processing Unit, including：
[16] use state of each Service Processing Unit is detected；
[17] according to each Service Processing Unit state-detection result, if the processing state for having Service Processing Unit is unused state, opens and power and it is closed when detecting again and need to use the Service Processing Unit energy-conservation power supply to the energy-conservation of the untapped Service Processing Unit.
[18] the power supply status report method of a kind of passive optic network user terminal, including：
[19] passive optic network user terminal sends passive optic network user terminal unit power supply state changing notice message to optical line terminal.
[20] embodiment of the present invention has the advantages that：
[21] first, the embodiment of the present invention, in certain business during passive optical network user is without using the subscriber terminal equipment, can pass through the supply control unit by setting supply control unit in passive optic network user terminal
Control is opened powers to the energy-conservation of Service Processing Unit, business datum Dispatching Unit or EPON interface unit in passive optic network user terminal, when the business of detecting is reused, it then can control to close by the supply control unit and the energy-conservation of Service Processing Unit, business datum Dispatching Unit or EPON interface unit in the passive optic network user terminal powered, so as to significantly reduce equipment energy consumption.
[22] Brief Description Of Drawings
[23] Fig. 1 is prior art passive optical network composition schematic diagram；
[24] Fig. 2 is passive optic network user terminal structural representation of the present invention；
[25] Fig. 3 is a kind of preferred embodiment schematic diagram of supply control unit shown in Fig. 2；
[26] Fig. 4 is the schematic flow sheet that passive optic network user terminal power supply status of the present invention is reported；
[27] Fig. 5 is power supply state changing notice message structural representation of the present invention；
[28] Fig. 6 is the frame structure of prior art 0AM manufacturers extension.
[29] mode of the present invention is implemented
[30] Fig. 2 is referred to, the figure is the main composition schematic diagram of passive optic network user terminal provided in an embodiment of the present invention
[31] as shown in Fig. 2 passive optic network user terminal provided in an embodiment of the present invention is mainly included：
[32] EPON interface unit 21, is mainly used in accessing passive optical network；
[33] the business datum Dispatching Unit 22 being connected with the EPON interface unit 21, the business datum for being mainly used in transmitting passive optical network is distributed；
[34] each Service Processing Unit 23 being connected with the business datum Dispatching Unit 22, it is mainly used in receiving the business datum of the distribution of business datum Dispatching Unit 22 and carries out respective handling, when implementing, the business processing can be video traffic processing unit, speech business processing unit and data business of networking processing unit, and each described Service Processing Unit 23 passes through different types of interface（For example CATV coaxial cable interfaces, phone R J45 interfaces, Ethernet interface etc.）A variety of business are externally provided；
[35] necessary, passive optic network user terminal provided in an embodiment of the present invention also includes the power supply 24 powered to above-mentioned unit;
[36] in addition, based on the need for Energy Saving Control, passive optic network user terminal described in the embodiment of the present invention also includes supply control unit 25, it is mainly used in control and is turned on and off to the Service Processing Unit, business datum point
Bill member and the energy-conservation of EPON interface unit are powered, and the energy-conservation power supply can be turned off or reduce power supply electric energy of the power supply to unit.
[38] in actual use it can be found that user's most of the time is all without whole business using passive optic network user terminal equipment.In addition, being equipped with back-up source in passive optic network user terminal（Such as battery）Situation, user can be by abandoning the use of partial service, extend the time that back-up source supports key business, especially by power supply of the supply control unit 25 to each Service Processing Unit, business datum Dispatching Unit and EPON interface unit in passive optic network user terminal in the present invention, energy-conservation power supply is carried out, the energy consumption of subscriber terminal equipment is reduced.
[39] need what is illustrated, for the electric power starting of each described Service Processing Unit, business datum Dispatching Unit and EPON interface unit, closure or reduction energy consumption in the embodiment of the present invention, power control switch can be equipped with by corresponding in each unit, by being turned on and off power supply of the corresponding switch realization to correlation unit, when implementing, other modes can be also used, for example, is uniformly controlled, repeats no more here in power unit
[40] supply control unit 25 provided in an embodiment of the present invention is specifically described below.
[41] control of the supply control unit 25 described in the embodiment of the present invention to passive optic network user terminal unit power supply includes various ways, the judgement that such as each passive optic network user terminal unit enters power save mode is detected, the operation of passive optic network user terminal equipment under power save mode, passive optic network user terminal equipment exits the judgement detection of power save mode, exit the operation of passive optic network user terminal equipment after power save mode, and passive optic network user terminal equipment and local side 0LT equipment interaction etc..
[42] according to a kind of embodiment of Energy Saving Control of the invention, the use state of each Service Processing Unit can be detected first；Then according to each Service Processing Unit state-detection result, if the processing state for having Service Processing Unit is unused state, opens and power and it is closed when detecting again and need to use the Service Processing Unit energy-conservation power supply to the energy-conservation of the untapped Service Processing Unit.
[43] with specific reference to Fig. 3, the figure is a kind of alternative embodiment composition schematic diagram of supply control unit 25 provided in an embodiment of the present invention.
[44] as shown, supply control unit 25 includes in the present embodiment：
[45] service condition detection unit 251, for detecting each Service Processing Unit use state, when implementing, the service condition detection unit can be by monitoring each business interface state-detection each Service Processing Unit
Use state.
[46] first control units 252, according to Service Processing Unit state-detection result, if the processing state for having Service Processing Unit is unused state, opens and power and it is closed when detecting again and need to use the Service Processing Unit energy-conservation power supply to the energy-conservation of the untapped Service Processing Unit.
[47] specifically, for example monitoring the Ethernet interface of user's online does not have Link (i.e. netting twine interruptions）, or network interface flow is when being 0, can close the power supply of business of networking processing module, or set the hardware chip of the module and enters energy saver mode, can thus save part energy resource consumption.
[48] and for example monitor that subscriber phone does not have off-hook, at this moment can close voice service processing module to save.Conventional video business（CATV cable televisions）Can equally it handle.
[49] in addition, the embodiment of the present invention can also greatly realize energy conservation object, i.e., the use state of each Service Processing Unit is detected first；Then according to Service Processing Unit state-detection result, if whole Service Processing Units are unused state, then control is opened is powered to the energy-conservation of all Service Processing Units, EPON interface unit and business datum Dispatching Unit, and the energy-conservation of Service Processing Unit, EPON interface unit and the business datum Dispatching Unit that need to use is powered detecting to close when Service Processing Unit is needed to use again.
[50] it is specific referring also to Fig. 3, it may also include according to supply control unit 25 described in one embodiment of the present of invention
[51] second control units 253, according to Service Processing Unit state-detection result, if whole Service Processing Units are unused state, it then can control to open in the present invention and the energy-conservation of all Service Processing Units, EPON interface unit and business datum Dispatching Unit powered, and the energy-conservation of Service Processing Unit, EPON interface unit and the business datum Dispatching Unit that need to use is powered detecting to close when Service Processing Unit is needed to use again.
When [52] implementing, it is unused when detecting all business, whole Service Processing Units are not used（User does not have off-hook, data service Ethernet interface is 0 without Link or flow simultaneously, CATV interfaces are not used simultaneously) when, P0N subscriber terminal equipments can enter the power save mode of deeper degree, all Service Processing Units are closed, and close the up EPON interface unit of passive optic network user terminal equipment（Such as photoelectric conversion module, EP0N
MAC, GP0N protocol process module etc.）, only it is retained under power save mode and detects whether each Service Processing Unit is extensive
Use again, now passive optic network user terminal equipment and local side apparatus are also no longer contacted, in off-line state.When detecting each Service Processing Unit recovery in use, immediately recovering each unit from power save mode, up EPON interface unit is reopened, and local side apparatus sets up connection（Specifically, can be according to passive optical network protocol again logging in online under EPON networking）, and open each Service Processing Unit and provide a user business.
[53] when subscriber terminal equipment configures back-up source（Such as battery）During power supply, the detection to power supply, back-up source can be increased, when detect AC interruptions, start backup battery power when, certain Energy Saving Strategy of selectively actuatable, for example only ensure high-priority service function（Such as telephone voice traffic）, the business such as other online, CATV, the business to not providing no longer are provided, power supply electric energy is also closed or reduced to its corresponding service processing unit, to save energy resource consumption, backup battery is can support the use of longer time.
[54] with reference also to Fig. 3, one kind is in the specific implementation, supply control unit 25 described in provided in an embodiment of the present invention also includes：
[55] power state detection unit 254, for detecting power supply status；
[56] the 3rd control units 255, according to power state detection result, if AC interruptions, startup back-up source are powered, selection is opened powers to the energy-conservation of part or all of Service Processing Unit, when implementing, 3rd control unit 255 controls equally use service conditions according to user, if the processing state for having Service Processing Unit is unused state, opens and power and it is closed when detecting again and need to use the Service Processing Unit energy-conservation power supply to the energy-conservation of the untapped Service Processing Unit.
[57] in addition, actual Energy Saving Strategy can also be more flexible, just enter power save mode when for example detecting backup battery electricity less than some early warning value.Or enter before power save mode, power conditions are prompted the user with by panel, are decided whether to enter power save mode by user, referring also to Fig. 3, one kind is in the specific implementation, the supply control unit provided in an embodiment of the present invention may also include：
[58] the 4th control units 256, according to power state detection result, if back-up source electricity is reduced to predetermined value, selection is opened powers to the energy-conservation of part or all of Service Processing Unit.
[59] used once detecting each business interface（Such as phone off-hook, network interface Link have flow, the connection activation of CATV ports）There is Service Processing Unit to need to use, P0N user terminals exit power save mode at once, recover the normal power supply of corresponding service processing unit, if business datum Dispatching Unit and up P0N interface units are also at power save mode, recover the normal work(of business datum Dispatching Unit and up P0N interface units simultaneously
[60] for ease of monitoring the working conditions of each PON subscriber terminal equipments from local side, fault detection and diagnosis is carried out.P0N user terminals can also report power supply status to local side 0LT in the present invention.
[61] Fig. 4 is referred to, the figure is the schematic flow sheet of P0N user terminals power supply status report method provided in an embodiment of the present invention.
[62] P0N
Subscriber terminal equipment enter and exit power save mode, detect terminal device Alternating Current Power Supply interrupt when a kind of message packet of specific format can be reported to local side apparatus（It can be described as power supply state changing notice message）, local side apparatus 0LT can record these events with log mode, while can be alerted to attendant, remind prevention and processing user malfunction, specifically, as shown, implementing to change the action of correlation unit power supply status in passive optic network user terminal equipment itself（Each Service Processing Unit is for example set to enter power save mode etc.）Before, sent to 0LT after power supply state changing notice message, the notified messages of 0LT, it is optional to respond corresponding push-notification-answer message, change of any message to passive optic network user terminal, simply simple record passive optic network user terminal power save mode can not also be responded.
[63] it is specific, with reference to Fig. 5, passive optic network user terminal power supply state changing notice message includes two parameter fields, first character section is the action identification of power supply state changing, action including entering or exiting power save mode, second field is the passive optic network user terminal mark being related to, such as data online, voice, CATV
[64] 0LT
Receive after passive optic network user terminal power supply state changing notice message, response to one response message of passive optic network user terminal, the response message includes receiving or refusing the instruction of passive optic network user terminal unit power supply state changing and receives or refuse the passive optic network user terminal unit marks of power supply state changing.
[65] passive optic network user terminal is received after 0LT response message, the instruction result carried according to response message, decides whether corresponding power supply state changing action.
[66] optional scheme, passive optic network user terminal is sent after power supply state changing notice message, it is not necessary to is waited the instruction of 0LT response messages, is immediately entered the power supply status of correlation.0LT is received after passive optic network user terminal power supply state changing notice message, and any message is not responded to passive optic network user terminal, simply simple
Record passive optic network user terminal power save mode change.
[67] notice message that above-mentioned passive optic network user terminal is sent to 0LT can be in heterogeneous networks level（Such as MPCP, M AC or RS protocol layers）It is upper to realize, to adapt to the requirement of different P0N standard agreements.
[68] for example, in Ethernet passive optical network（EP0N, Ethernet
PON) in consensus standard, using operation management maintainance（0AM, Operation Administration Maintenance) protocol extension realizes. IEEE
In 802. 3ah protocol specifications, Organization Specific Information TLV are extended (with reference to IEEE Draft P using 0AM manufacturer
802. 3ah/D3. 3 the 57.th 5. 2. 3 are saved）, self-defined Organizationally Unique
After Identifier (i.e. OUI field), in Organization Specific
The form of the self-defined control message of Value fields, thus can be in EP0N
0AM protocol layers realize the carrying of the control message of above-mentioned notice or response.
[69] with specific reference to Fig. 6, IEEE
The frame structure of 0AM manufacturers extension, populated three bytes of 0UI fields are described in 802. 3ah agreements（Identification of the manufacturer）, data content below just can for example be defined with self-defining by Fig. 5 forms.
[70] in gigabit passive optical network（GP0N, Gigabit
P0N) in consensus standard, using Physical Layer OAM（PL0AM, Physical Layer Operation Administration Maintenance) or 0MCI extensions realize, according to the protocol extensions of ITU- T G. 984. 3, increase Message
Identifier types, for transmitting the self-defined message shown in Fig. 5.
[71] in summary, first, the embodiment of the present invention in passive optic network user terminal by setting supply control unit, in certain business during passive optical network user is without using the subscriber terminal equipment, it can be opened by supply control unit control to Service Processing Unit in passive optic network user terminal, the energy-conservation of business datum Dispatching Unit or EPON interface unit is powered, when the business of detecting is reused, it then can control and closed to Service Processing Unit in the passive optic network user terminal by the supply control unit, the energy-conservation of business datum Dispatching Unit or EPON interface unit is powered, so as to significantly reduce equipment energy consumption.
[72] secondly, the embodiment of the present invention is in the case where passive optic network user terminal equipment is equipped with back-up source, and user can be by abandoning the use of partial service, i.e., by supply control unit control to partial service processing
Unit, business datum Dispatching Unit or EPON interface unit carry out energy-conservation power supply, so as to realize that extension backup battery supports the time of key business.
[73] again, passive optic network user terminal can also send passive optic network user terminal unit power supply state changing notice message to optical line terminal in the embodiment of the present invention, notify its power supply status of optical line terminal, optical line terminal is according to the notice message, can be to passive optic network user terminal loopback passive optic network user terminal unit power supply state changing response message, i.e. local side operator can also find subscriber terminal equipment potential faults in advance by the message packet enhancing of specific format to the maintenance management ability of subscriber terminal equipment（For example equipment AC interruptions etc.）, improve maintenance efficiency and service quality.
[74] it is described above; preferably embodiment only of the invention; but protection scope of the present invention is not limited thereto; any one skilled in the art the invention discloses technical scope in; the change or replacement that can be readily occurred in, should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (1)
- Claims[1] 1, a kind of passive optic network user terminal, includes：Access the EPON interface unit of passive optical network；It is connected with the EPON interface unit and carries out the business datum Dispatching Unit of business datum distribution；Receive the business datum of the business datum Dispatching Unit distribution and carry out the Service Processing Unit of respective handling；WithThe power supply powered to above-mentioned unit；Characterized in that, also including：Supply control unit, powers for controlling to be turned on and off to the energy-conservation of at least one in the Service Processing Unit, business datum Dispatching Unit and EPON interface unit.[2] 2, passive optic network user terminal according to claim 1, it is characterised in that the supply control unit includes：Service condition detection unit, the use state for detecting each Service Processing Unit；First control unit, according to the testing result of service condition detection unit, if the processing state for having Service Processing Unit is unused state, then open and the energy-conservation of the Service Processing Unit for being in unused state is powered, and energy-conservation is closed to it when detecting again and need to use the Service Processing Unit and power.[3] 3, passive optic network user terminal according to claim 2, it is characterised in that the supply control unit also includes：Second control unit, according to the testing result of service condition detection unit, if the processing state of whole Service Processing Units is unused state, control is opened powers to the energy-conservation of all Service Processing Units, EPON interface unit and business datum Dispatching Unit；And when having detected Service Processing Unit, EPON interface unit and business datum distribution again and singly needing to use, close and the energy-conservation of Service Processing Unit, EPON interface unit and the business datum Dispatching Unit that need to use is powered.[4] 4, the passive optic network user terminal according to claim 1 or 2 or 3, it is characterised in that the power supply includes AC power and back-up source, the supply control unit includes：Power state detection unit, for detecting power supply status；3rd control unit, according to the testing result of power state detection unit, if AC interruptions, opening When dynamic back-up source is powered, selection is opened powers to the energy-conservation of part or all of Service Processing Unit.[5] 5, passive optic network user terminal according to claim 4, it is characterised in that the supply control unit also includes：4th control unit, according to the testing result of power state detection unit, if back-up source electricity is reduced to predetermined value, selection is opened powers to the energy-conservation of part or all of Service Processing Unit.[6] 6, passive optic network user terminal according to claim 1, it is characterised in that the Service Processing Unit includes：Video traffic processing unit, speech business processing unit and data business of networking processing unit.[7] 7, passive optic network user terminal according to claim 1, it is characterised in that the energy-conservation powers to cut off or reduce power supply electric energy.[8] 8, a kind of power control method of passive optic network user terminal, the passive optic network user terminal includes EPON interface unit, business datum Dispatching Unit and Service Processing Unit, it is characterised in that including：Detect the use state of each Service Processing Unit；According to each Service Processing Unit state-detection result, if the processing state for having Service Processing Unit is unused state, opens and power and it is closed when detecting again and need to use the Service Processing Unit energy-conservation power supply to the energy-conservation of the untapped Service Processing Unit.[9] 9, passive optic network user terminal power control method according to claim 8, it is characterised in that, in addition to：According to Service Processing Unit state-detection result, if whole Service Processing Units are unused state, then control is opened is powered to the energy-conservation of all Service Processing Units, EPON interface unit and business datum Dispatching Unit, and the energy-conservation of Service Processing Unit, EPON interface unit and the business datum Dispatching Unit that need to use is powered detecting to close when Service Processing Unit is needed to use again.[10] 10, the power supply status report method of a kind of passive optic network user terminal, it is characterised in that including：Passive optic network user terminal sends passive optic network user terminal unit power supply state changing notice message to optical line terminal.[11] 11, the power supply status report method of passive optic network user terminal according to claim 10, its It is characterised by, the passive optic network user terminal unit power supply state changing notice message includes：Into or exit energy-conservation power supply state operation information and entrance or exit energy-conservation power supply state operation passive optic network user terminal unit marks.12nd, the power supply status report method of the passive optic network user terminal according to claim 10 or 11, it is characterised in that methods described also includes：Optical line terminal is received after the passive optic network user terminal unit power supply state changing notice message, to passive optic network user terminal loopback passive optic network user terminal unit power supply state changing response message, the passive optic network user terminal unit power supply state changing response message includes receiving or refusal passive optic network user terminal unit power supply state changing and the passive optic network user terminal unit marks for receiving or refusing power supply state changing；Or,Optical line terminal is received after the passive optic network user terminal unit power supply state changing notice message, is not receiveed the response to passive optic network user terminal, is recorded the change of passive optic network user terminal power save mode.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100822745A CN100438505C (en) | 2005-12-20 | 2006-05-17 | Passive optic network user terminal and its power control and state reporting method |
| PCT/CN2007/070024 WO2007131457A1 (en) | 2006-05-17 | 2007-05-17 | Passive optical network user terminal and method of power supply control and power supply state reporting for the same |
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| CN101317333B CN101317333B (en) | 2013-02-27 |
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| CN102651664B (en) * | 2011-02-28 | 2016-05-11 | 上海宽岱电讯科技发展有限公司 | A kind of reverse method of supplying power to and device for passive optical network equipment |
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| CN100438505C (en) * | 2005-12-20 | 2008-11-26 | 华为技术有限公司 | Passive optic network user terminal and its power control and state reporting method |
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| US5539564A (en) * | 1993-09-22 | 1996-07-23 | Nippon Telegraph And Telephone Corporation | Point-to-multipoint optical transmission system |
| DE19831942A1 (en) * | 1998-07-16 | 2000-01-20 | Alcatel Sa | Receiver of a telecommunication network |
| JP3745279B2 (en) * | 2002-01-16 | 2006-02-15 | 日本航空電子工業株式会社 | DVI optical extension cable connection and external power input confirmation system |
| US7454012B2 (en) * | 2002-04-29 | 2008-11-18 | Adc Dsl Systems, Inc. | Managing power in a line powered network element |
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| CN100438505C (en) * | 2005-12-20 | 2008-11-26 | 华为技术有限公司 | Passive optic network user terminal and its power control and state reporting method |
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|---|---|
| WO2007131457A1 (en) | 2007-11-22 |
| CN101317333B (en) | 2013-02-27 |
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