CN101321072B - Network awakening method, device and equipment - Google Patents
Network awakening method, device and equipment Download PDFInfo
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- CN101321072B CN101321072B CN2008100295977A CN200810029597A CN101321072B CN 101321072 B CN101321072 B CN 101321072B CN 2008100295977 A CN2008100295977 A CN 2008100295977A CN 200810029597 A CN200810029597 A CN 200810029597A CN 101321072 B CN101321072 B CN 101321072B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
Abstract
The embodiment of the invention discloses a method, a device and an apparatus for waking up a network, wherein the method for waking up the network comprises the steps of: receiving a data message on the network under a standby status of an IP telephone terminal; judging whether the received data message is a unicast data message which takes the IP telephone terminal as target address; if the judgment is true, controlling the IP telephone terminal to switch into the working status from the standby status. By using the embodiment of the invention, under the standby status of the IP telephone terminal apparatus, the courses that the memorizer and the central processing unit store and analyze broadcast packets and multicast packets that both of them do not concern about can be reduced, the longer standby time of the IP telephone terminal apparatus can be realized to further save energy consumption.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of method and device and equipment of WOL.
Background technology.
Three kinds of citation forms of communication are between the existing IP network node: clean culture (Unicast), multicast (Multicast) and broadcasting (Broadcast).
(1), clean culture: the reception of information and transmission are only carried out between two nodes.The data of the overwhelming majority all are to transmit with the form of clean culture on the network.Usually also use " point-to-point communication " (Point to Point) to replace " clean culture ".
(2), broadcasting: the communication mode of " a pair of all " between the main frame, network all unconditionally copies and transmits the signal that each main frame wherein sends, All hosts can receive all information.
(3), multicast: the communication mode of " one to one group " between the main frame, namely added same group main frame and can receive all data in this group, the switch in the network and router are only to having demander to copy and transmitting its desired data.Main frame can or withdraw from certain group to the router solicitation adding, and the router in the network and switch selectively copy and the transmission of data, and transfer of data is to the main frame of those adding groups in namely only will organizing.
It is very general that IP-based speech and video communication have become, the IP phone terminal equipment comprises IP phone (VoIP, Voice over IP), Ethernet Phone (EPhone), video telephone (Videophone) etc., the IP phone terminal equipment adopts Ethernet interface access IP network, comprises by access networks such as home gateway or ADSL Modem equipment.
In order to respond calling at any time, IP phone terminal equipment all the time network is online, except receiving from the unicast packet, also frequently receives broadcast packet and multicast packets on the network.Although being this IP phone terminal equipments, these broadcast packets and the multicast packets overwhelming majority need not be concerned about, but still need to deposit in the memory for the CPU analyzing and processing, CPU and memory need to be worked all the time like this, do not have realization standby truly, so that power consumption is larger.
Summary of the invention
The embodiment of the invention provides a kind of method and device and equipment of WOL, the IP phone terminal equipment is under holding state, whether the described data message that judge to receive is the unicast data message take described IP phone terminal as destination address, if the judgment is Yes, just wake the IP phone terminal equipment up and change operating state over to, realize the longer time standby of IP phone terminal equipment, reached the effect of power saving.
The embodiment of the invention provides a kind of method of WOL, comprising:
Under IP phone terminal standby state, receive the data message on the network;
Whether the described data message that judge to receive is the unicast data message take described IP phone terminal as destination address;
When being judged as when being, control described IP phone terminal and change operating state over to by holding state.
Further, the embodiment of the invention also provides a kind of WOL device, comprising:
Receiving element is used for receiving the data message on the network;
Judging unit is used for when holding state, judge the described data message that receives whether be the IP phone terminal with described WOL device be the unicast data message of destination address;
Judge processing unit, be used for when described judging unit Output rusults when being, control described IP phone terminal and change operating state over to by holding state.
Further, the embodiment of the invention also provides a kind of IP phone terminal equipment, comprising:
The WOL device, be used for the transceiving data message, when the standby of IP phone terminal equipment, whether the data message that also be used for to judge receives is the unicast data message take described IP phone terminal equipment as destination address, if judge to be, then generate wakeup interrupt signal and trigger described IP phone terminal equipment and change operating state over to;
CPU is used for each modular unit of control and finishes the communication data processing, and controls the state conversion of described IP phone terminal equipment;
Clock and system control unit are used for control command or described wakeup interrupt signal control clock switch and phase-locked loop PLL according to described CPU.
The embodiment of the invention has following beneficial effect:
Can be when the standby of IP phone terminal equipment, whether the described data message that receives by the Ethernet interface unit judges is the unicast data message take described IP phone terminal as destination address, if the judgment is Yes, just wake the IP phone terminal equipment up and change operating state over to, the memory of described IP phone terminal equipment and CPU have been reduced like this to the broadcast packet that need not be concerned about and the inventory analysis process of multicast packets, realize the longer time standby of IP phone terminal equipment, further saved energy consumption.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention, the accompanying drawing of required use was done to introduce simply during the below will describe embodiment, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the method flow diagram of a kind of WOL of providing of the embodiment of the invention one;
Fig. 2 is the method flow diagram of a kind of WOL of providing of the embodiment of the invention two;
Fig. 3 is the block diagram of a kind of WOL device of providing of the embodiment of the invention three;
Fig. 4 is the block diagram of the Ethernet interface unit that provides of the embodiment of the invention four;
Fig. 5 is the block diagram of a kind of IP phone terminal equipment of providing of the embodiment of the invention five;
Fig. 6 is the block diagram of a kind of IP phone terminal equipment of providing of the embodiment of the invention six.
Embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be pointed out that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1, the embodiment of the invention one provides a kind of method of WOL, comprises the following steps:
101, the IP phone terminal receives the data message on the network under holding state;
Whether the described data message that 102, judge to receive is the unicast data message take described IP phone terminal as destination address;
103, when being judged as when being, control described IP phone terminal and change operating state over to by holding state.That is to say when the IP phone terminal receives incoherent broadcasting packet and multicast message under holding state, do not respond processing, still keep holding state.
As shown in Figure 2, the embodiment of the invention two provides a kind of method of WOL, comprises the following steps:
201, the IP phone terminal is at holding state data message inferior to be received;
202, receive the data message of sending on the IP network;
203, judge whether described data message is the unicast data message, concrete, the Ethernet message format is generally in the existing IP network:
| DMAC(6byte) | SMAC(6byte) | Type(2byte) | payload(46byte～1500byte) | FCS(4byte) |
DMAC is target MAC (Media Access Control) address, and SMAC is source MAC.MAC Address is the address of 48 bit-binary, adopts the small end form, and namely the left side is lowest byte.
The lowest order of the highest byte of dmac address is that 0 address is unicast address, and multicast address refers to that the lowest order of highest byte is 1 address, and it all is 1 address that broadcast address then is whole 48.
Here whether the lowest order of the highest byte by detecting described data message target MAC (Media Access Control) address field is zero, if testing result is zero, determines that then described data message is the unicast data message; If testing result is non-vanishing, then execution in step 201;
204, judge again whether described unicast data message target MAC (Media Access Control) address is the same with the MAC Address of described IP phone terminal, if the same, determine that then described unicast data message is the unicast data message take this IP phone terminal as destination address, if different, then execution in step 201;
205, according to the unicast data message of issuing described IP phone terminal, generate wakeup interrupt signal;
206, transmit described wakeup interrupt signal to each modular unit of described IP phone terminal, trigger described IP phone terminal and change operating state over to by holding state.Concrete, when clock and system control unit detect wakeup interrupt signal, start phase-locked loop PLL work, wait the PLL working stability after, reopen the work clock of each modular unit such as confession CPU, namely frequency becomes 133MHz.The detecting unit of CPU detects working clock frequency, and then CPU changes operating state over to, processes the described wakeup interrupt signal of being transmitted by interrupt control unit.Then cpu command comprises that other modular unit of memory, audio treatment unit changes operating state over to, the data message of all receptions of reception ﹠ disposal.
The method of a kind of WOL that the employing embodiment of the invention provides, can be when the standby of IP phone terminal equipment, whether the same with the MAC Address of self by judging the unicast data message target MAC (Media Access Control) address that receives, if the address is the same, just generating wakeup interrupt signal triggers described IP phone terminal equipment and changes operating state over to, the memory of described IP phone terminal equipment and CPU have been reduced so frequently to the broadcast packet that need not be concerned about and the storage of multicast packets, analytic process, prolong the stand-by time of described IP phone terminal equipment, further saved energy consumption.
As shown in Figure 3, the embodiment of the invention three provides a kind of WOL device, is used for realizing the function of WOL, specifically comprises:
Receiving element 301 is used for receiving all types of data messages on the network.
Data message buffer unit 302 is for the described data message of storing received.
Operating state judging unit 303, be connected with judging unit 302 and be connected connection with judging unit, be used for judging according to clock frequency whether the WOL device is in holding state, when receiving slow clock, then determine self to be in holding state, the described data message that receives is judged by judging unit 304; When receiving the normal operation clock, determine that then self is in running order, the described various types of data messages that receive are not judged by judging unit 304, directly send the central processing unit for processing of IP phone terminal to.
The first judgment sub-unit 3041 is used for judging whether described data message is the unicast data message;
The second judgment sub-unit 3042 is used for judging whether described unicast data message target MAC (Media Access Control) address is the same with the MAC Address of described IP phone terminal.
Wakeup interrupt signal generation unit 3051 is used for generating wakeup interrupt signal according to the unicast data message of issuing described IP phone terminal;
The Ethernet interface unit that an embodiment of the above WOL device can be the IP phone terminal as shown in Figure 4, comprising:
Ethernet physical layer transceiver module 401 (PHY) is used for receiving the data message on the network;
Media access control layer processing module 402 (MAC) is used for the control receiving data packets, and produces MAC Address, the common working medium of the data-interface between PHY and the MAC interface (MII) that has nothing to do;
Data message buffer unit 403 is used for the described data message that storing received arrives, and described packet buffer unit is connected with described media access control layer processing module 402;
Interrupt generator 406, be connected with dmac address filter 405, be used for generating wakeup interrupt signal according to the unicast data message of issuing described IP phone terminal, go to trigger described IP phone terminal and change operating state over to by holding state.
The Ethernet interface unit of the IP phone terminal that present embodiment is introduced when the IP phone terminal equipment works, can receive unicast packet, broadcast packet and multicast packets; And when the IP phone terminal equipment is in holding state, only to the MAC Address the same unicast packet of target MAC (Media Access Control) address with self, just response generates wakeup interrupt signal, trigger the IP phone terminal equipment and change operating state over to, need not respond processing to useless broadcast packet and multicast packets like this, thereby make IP phone terminal equipment stand-by time longer, more power saving.
As shown in Figure 5, the embodiment of the invention five provides a kind of IP phone terminal equipment, comprising:
Clock and system control unit 503 are used for control command and described wakeup interrupt signal control clock switch and phase-locked loop PLL according to described CPU.
Wherein said WOL device 501 comprises:
Receiving element 301 is used for receiving all types of data messages on the network.
Data message buffer unit 302 is for the described data message of storing received.
Operating state judging unit 303, be connected with judging unit 302 and be connected connection with judging unit, be used for judging according to clock frequency whether the WOL device is in holding state, when receiving slow clock, then determine self to be in holding state, the described data message that receives is judged by judging unit 304; When receiving the normal operation clock, determine that then self is in running order, the described various types of data messages that receive are not judged by judging unit 304, directly send the central processing unit for processing of IP phone terminal to.
Judging unit 304 is used for when holding state, judge the described data message that receives whether be the IP phone terminal with described WOL device be the unicast data message of destination address.Concrete, described judging unit comprises:
The first judgment sub-unit 3041 is used for judging whether described data message is the unicast data message;
The second judgment sub-unit 3042 is used for judging whether described unicast data message target MAC (Media Access Control) address is the same with the MAC Address of described IP phone terminal.
Wakeup interrupt signal generation unit 3051 is used for generating wakeup interrupt signal according to the unicast data message of issuing described IP phone terminal;
Described CPU 502 comprises:
Detecting unit 5021 when being used in working order, detects within predetermined a period of time, and whether button business operation or conversation event are arranged; When holding state, detect the work clock whether described clock and system control unit output are arranged;
The clock of described clock and system control unit shutoff except offering described Ethernet interface unit when being used in working order, when not detecting button business operation or conversation event within predetermined a period of time, then ordered in Check processing unit 5022; When holding state, then trigger and self change operating state over to when detecting work clock.
Described clock and system control unit 503 comprise:
Start converting unit 5032, when being used for receiving wakeup interrupt signal and changing operating state over to, open PLL, the output services clock is given each modular unit of described IP phone terminal.
For illustrating further, the above IP phone terminal equipment an execution mode as shown in Figure 6, specifically comprise:
Clock and system control unit 503 are used for control command and described wakeup interrupt signal control clock switch and phase-locked loop PLL according to described CPU.
Storage control 601: for generation of static, dynamic memory read-write sequence;
Memory 602: be connected with storage control 601, the instruction and the communication data that are used for storage of processor, described memory refers generally to jumbo chip external memory, such as SDRAM, DDR SDRAM, DDR2 SDRAM, certainly also comprises NOR Flash, NAND Flash, SRAM, PSRAM;
Interrupt control unit 603 for the treatment of interrupt signal, is controlled each modular unit;
Audio treatment unit 604: be used for compress speech, encoding and decoding etc.;
Audio frequency input-output unit 605: be connected with audio treatment unit 604, can comprise ADC, DAC, audio frequency input/output interface, microphone, loud speaker;
Display unit 606: be used for showing corresponding telephone number and actions menu;
Universal input/output interface unit 607: be used for the keyboard operation and connect external equipment.
Above-mentioned WOL device 501, clock are connected with CPU 502 with control bus by data with system control unit 503, storage control 601, interrupt control unit 603, audio treatment unit 604, display unit 606, universal input/output interface unit 607.
After the central processing unit CPU of IP phone terminal equipment determines that the IP phone terminal equipment is finished talk business, and detect within predetermined a period of time, in 5 seconds, detect whether new button business operation or conversation event are arranged, just order clock and system control unit to turn-off other clocks except offering the WOL device if detect to have, and send change holding state over to signal to each modular unit.
Under holding state, only have clock and system control unit, the work of WOL device, comprise that other modular unit of CPU and memory is not worked, its clock is turned off.The SDRAM memory can enter self-refresh mode, and assurance storage information is not lost.For as far as possible power saving, the standby converting unit of clock and system control unit can be closed the PLL of self, the slow clock of output low frequency rate is given described WOL device, this slow clock is outside input clock, frequency is 12MHz, and the operating state judging unit of WOL device determines that according to the clock frequency of slow clock self is operated in holding state like this;
When on the IP network have data message to be sent to the WOL device time, described WOL device temporarily stores described data message, and judge simultaneously whether described data message issues the unicast data message of described IP phone terminal, if judge be, then generate wakeup interrupt signal, send clock and system control unit and interrupt control unit to.Concrete, when the startup converting unit of clock and system control unit detects wakeup interrupt signal, start PLL work, wait the PLL working stability after, reopen the work clock of each modular unit such as confession CPU, namely frequency becomes 133MHz.The detecting unit of CPU detects working clock frequency, and then CPU changes operating state over to, processes the described wakeup interrupt signal of being transmitted by interrupt control unit.Then cpu command comprises that other modular unit of memory, audio treatment unit changes operating state over to, the data message of all receptions of reception ﹠ disposal.The time that the IP phone terminal equipment changes operating state over to by holding state the situation that data message is processed time-delay can not occur generally in a few tens of milliseconds.
Usually, except business packet, in order to keep network connection, network access equipment for example BAS Broadband Access Server can regularly be sent unicast packet to the IP phone terminal equipment, and the transmission cycle of this unicast packet is 30s approximately; In addition, the pass is kept equipment and also can regularly be sent unicast packet to the IP phone terminal equipment, and the transmission cycle of this unicast packet is a few minutes.The IP phone terminal equipment is waken up in the rear 100ms by above-mentioned two class unicast packet and responds respond packet, can not cause network connection or service connection to break.Because above-mentioned response processing time 100ms is at above-mentioned cycle 30s or only account for very little ratio in a few minutes, so also can significantly save the standby power consumption amount of IP phone terminal equipment.
A kind of IP phone terminal equipment that the embodiment of the invention provides, device structure is simple, can realize fast and effectively the operating state conversion, when holding state, most of modular unit is closed clock, quit work, only have the unicast data message target MAC (Media Access Control) address that by the time receives the same with the MAC Address of self, just response generates wakeup interrupt signal, trigger the IP phone terminal equipment and change operating state over to, need not respond processing to irrelevant broadcast packet and multicast packets like this, thereby prolong the stand-by time of IP phone terminal equipment, save electric energy.
The above is some execution modes of the present invention, certainly can not limit with this interest field of the present invention, should be understood that, for those skilled in the art, the IP phone terminal equipment of a kind of WOL of the embodiment of the invention is under holding state, to most of modular unit except turn-offing clock, can also further under the control of power management (PMU), turn-off the power supply of these modular units, realize further power saving, utilize in addition the inventive concept also can be to IP STB remote software auto-update.These improvement and application also are considered as protection scope of the present invention.
Claims (5)
1. the method for a WOL is characterized in that, comprising:
Under IP phone terminal standby state, receive the data message on the network;
Whether the described data message that judge to receive is the unicast data message take described IP phone terminal as destination address;
When being judged as when being, according to the unicast data message of issuing described IP phone terminal, generate wakeup interrupt signal;
Transmit described wakeup interrupt signal to each modular unit of described IP phone terminal, trigger described IP phone terminal and change operating state over to by holding state;
Wherein, whether the described data message that described judgement receives is the unicast data message take this IP phone terminal as destination address, specifically comprises:
Judge whether described data message is the unicast data message;
When being judged as when being, judge again then whether described unicast data message target MAC (Media Access Control) address is the same with the MAC Address of described IP phone terminal, if the same, determine that then described unicast data message is the unicast data message take this IP phone terminal as destination address.
2. the method for WOL according to claim 1 is characterized in that, describedly judges whether described data message is that the unicast data message comprises:
Whether the lowest order that detects the highest byte of described data message target MAC (Media Access Control) address field is zero; If be zero, determine that then described data message is the unicast data message.
3. a WOL device is characterized in that, comprising:
Receiving element is used for receiving the data message on the network;
Judging unit is used for when IP phone terminal standby state, judge the described data message that receives whether be the IP phone terminal with described WOL device be the unicast data message of destination address;
Judge processing unit, be used for when described judging unit Output rusults when being, control described IP phone terminal and change operating state over to by holding state;
Wherein said judgement processing unit comprises: the wakeup interrupt signal generation unit is used for generating wakeup interrupt signal according to the unicast data message of issuing described IP phone terminal; Wakeup unit is used for transmitting described wakeup interrupt signal to each modular unit of described IP phone terminal, triggers described IP phone terminal and changes operating state over to by holding state;
Further, described judging unit comprises:
The first judgment sub-unit is used for judging whether described data message is the unicast data message;
The second judgment sub-unit is used for judging whether described unicast data message target MAC (Media Access Control) address is the same with the MAC Address of described IP phone terminal, if the same, determines that then described unicast data message is the unicast data message take this IP phone terminal as destination address.
4. WOL device according to claim 3 is characterized in that, also comprises:
The operating state judging unit is used for judging according to clock frequency whether the WOL device is in holding state; The data message buffer unit is for the described data message of storing received.
5. an IP phone terminal equipment is characterized in that, comprising:
The WOL device, be used for the transceiving data message, when the standby of IP phone terminal equipment, whether the data message that also be used for to judge receives is the unicast data message take described IP phone terminal as destination address, if judge to be, then generate wakeup interrupt signal and trigger described IP phone terminal equipment and change operating state over to;
CPU is used for controlling described IP phone terminal equipment and finishes the communication data processing, and controls the state conversion of described IP phone terminal equipment;
Clock and system control unit are used for control command or described wakeup interrupt signal control clock switch and phase-locked loop PLL according to described CPU;
Wherein, described WOL device comprises:
Receiving element is used for receiving the data message on the network;
Judging unit is used for when IP phone terminal equipment holding state, judge the described data message that receives whether be the IP phone terminal with described WOL device be the unicast data message of destination address;
Judge processing unit, be used for when described judging unit Output rusults when being, trigger described IP phone terminal and change operating state over to by holding state;
Further, described judging unit comprises:
The first judgment sub-unit is used for judging whether described data message is the unicast data message;
The second judgment sub-unit is used for judging whether described unicast data message target MAC (Media Access Control) address is the same with the MAC Address of described IP phone terminal, if the same, determines that then described unicast data message is the unicast data message take this IP phone terminal as destination address.
6
.IP phone terminal equipment according to claim 5 is characterized in that, described CPU comprises:
Detecting unit is used for the IP phone terminal equipment in working order the time, detects within predetermined a period of time, and whether button business operation or conversation event are arranged; The IP phone terminal equipment detects the work clock whether described clock and system control unit output are arranged when holding state;
The Check processing unit, be used for the IP phone terminal equipment in working order the time, when within predetermined a period of time, not detecting button business operation or conversation event, then order the clock of described clock and system control unit shutoff except offering the Ethernet interface unit; The IP phone terminal equipment then triggers the IP phone terminal equipment and changes operating state over to when detecting work clock when holding state;
Described clock and system control unit comprise:
The standby converting unit is used for closing PLL when receiving the shutoff clock order of described CPU, and the slow clock of output low frequency rate is given described Ethernet interface unit;
Start converting unit, when being used for receiving wakeup interrupt signal and changing operating state over to, open PLL, the output services clock is given each modular unit of described IP phone terminal.
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| CN101895972A (en) * | 2010-04-20 | 2010-11-24 | 深圳市权智掌上电脑有限公司 | WiFi (Wireless Fidelity) power supply dynamic management system and method |
| CN103369643B (en) * | 2012-04-10 | 2018-01-23 | 中兴通讯股份有限公司 | The method and apparatus that mobile terminal reduces system power dissipation |
| CN103491099A (en) * | 2013-09-29 | 2014-01-01 | 北京奇虎科技有限公司 | Data processing method and client sides |
| CN104135689A (en) * | 2014-08-18 | 2014-11-05 | 珠海迈科智能科技股份有限公司 | Wakening method for intelligent device, intelligent device and intelligent mobile terminal |
| CN104301123A (en) * | 2014-10-05 | 2015-01-21 | 陈为人 | Electricity saving method and device for household cloud computing host computer |
| CN108632959B (en) * | 2017-03-24 | 2020-10-16 | 华为技术有限公司 | Site awakening method and target site |
| CN110999417B (en) * | 2017-10-16 | 2023-04-25 | 微芯片技术股份有限公司 | Low power supporting programmable hardware sleep cycle controller for 802.11 wireless devices |
| CN107708194A (en) * | 2017-11-10 | 2018-02-16 | 珠海市魅族科技有限公司 | A kind of message filtering method and device, terminal and readable storage medium storing program for executing |
| KR101986099B1 (en) | 2018-01-05 | 2019-06-05 | (주)에프씨아이 | Method and Apparatus for Filtering for Reducing Wake-UP Frequency |
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