CN102665150A - Wavelength assignment method and wavelength assignment device based on network service priorities - Google Patents

Wavelength assignment method and wavelength assignment device based on network service priorities Download PDF

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CN102665150A
CN102665150A CN201210116873XA CN201210116873A CN102665150A CN 102665150 A CN102665150 A CN 102665150A CN 201210116873X A CN201210116873X A CN 201210116873XA CN 201210116873 A CN201210116873 A CN 201210116873A CN 102665150 A CN102665150 A CN 102665150A
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wavelength
set
optical path
available
selected
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CN201210116873XA
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Chinese (zh)
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张宁
段丽
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北京联合大学
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Abstract

The invention provides a wavelength assignment method and a wavelength assignment device based on network service priorities. The corresponding method comprises the steps that available wavelength sets of optical path establishment requests are calculated according to the preset priorities; an optical path is randomly selected from the available wavelength sets, and a wavelength set corresponding to relative influences of the assignment of each wavelength in the available wavelength set of the randomly-selected optical path over all optical paths to be established is calculated; and preset wavelengths are selected from the wavelength set in a concentrated manner to be assigned to the randomly-selected optical path, and the available wavelength sets of all the influenced optical paths to be established are updated. The wavelength assignment method has the advantages that wavelength assignment for service transport in an optical network is conducted through dividing the optical paths by priory, so that services with high priorities are preferentially guaranteed and the operation efficiency of the network is improved.

Description

—种基于网络业务优先级的波长分配方法及装置 - kind of network service priority based allocation method and apparatus for wavelength

技术领域 FIELD

[0001] 本发明涉及一种基于网络业务优先级的波长分配方法及装置,属于光网络数据传输技术领域。 [0001] The present invention relates to a priority-based network service wavelength assignment method and apparatus, technical field belongs the optical network data transmission.

背景技术 Background technique

[0002] 由于实时和多媒体等新兴业务的出现,使整个网络不再是单一的“尽力传送”业务(best-effort service)。 [0002] Since the emergence of real-time multimedia and other new business, the entire network is no longer a single "best effort" service (best-effort service). 网络在实际运营时,不同连接请求可能对应不同的上层业务,而不同的上层业务有不同的阻塞率要求,如实时视频、音频业务,应该有比文件传输等业务低的阻塞率。 In actual network operator, different connection request may correspond to different upper layer service, different services have different upper blocking rate requirement, such as real-time video, audio services, file transfer should be lower than the blocking probability and the like. 当网络节点或链路发生故障时,对于不同的上层业务有不同的保护等级。 When a network node or link failure, for different upper layer service has different protection levels. 而现有的网络数据传输技术中没有可应用的可以区分网络中服务对象的优先级的技术,因此无法将连接请求分成不同的优先级来处理。 And the existing data transmission network technology is not applicable technology can be prioritized network service objects, the connection request can not be divided into different priority handling.

发明内容 SUMMARY

[0003] 本发明为解决现有的光网络数据传输技术存在的没有可应用的可以区分网络中服务对象的优先级的技术,因此无法将连接请求分成不同的优先级来处理的问题,提供了一种基于网络业务优先级的波长分配方法及装置。 [0003] The present invention solves the conventional optical network data transmission technology is not applicable to present art can be prioritized network service object can not issue a connection request is divided into different priority handling, there is provided based on network traffic priority allocation method and apparatus of the wavelength. 本发明提供的技术方案包括: The present invention provides a technical solution comprising:

[0004] 一种基于网络业务优先级的波长分配方法,包括: [0004] A priority-based network service wavelength allocation method, comprising:

[0005] 根据预定的优先级计算各光路建立请求的可用波长集合; [0005] establishment request according to a predetermined priority calculated for each set of wavelengths available optical paths;

[0006] 从所述可用波长集合中随机选取一个光路,并计算所述随机选取的光路的可用波长集合中每个波长的分配对中所有待建光路的相对影响所对应的波长集; [0006] The optical path from a randomly selected set of available wavelengths and calculates the relative impact of all wavelength set to be built in the optical path of the wavelength corresponding to the randomly selected set of available optical path for each wavelength is allocated in;

[0007] 从所述波长集中选择预定的波长分配给所述随机选取的光路,并更新受到影响的所有待建光路的可用波长集。 [0007] The concentration selected wavelength to a predetermined wavelength allocation of the optical path of the randomly selected, and updates all wavelength set to be built in the light path from the available affected.

[0008] 一种基于网络业务优先级的波长分配装置,包括: [0008] A priority-based network service wavelength dispensing apparatus, comprising:

[0009] 可用波长集合建立单元,用于根据预定的优先级计算各光路建立请求的可用波长集合; [0009] The set of available wavelengths establishing means for establishing request available wavelengths according to a predetermined priority calculated for each set of optical paths;

[0010] 光路选取计算单元,用于从所述可用波长集合中随机选取一个光路,并计算所述随机选取的光路的可用波长集合中每个波长的分配对中所有待建光路的相对影响所对应的波长集; [0010] The optical path selecting calculation unit for the relative influence of the set of wavelengths available randomly select a light path from the wavelength of the set of available and calculates the optical path of the randomly selected in the allocation of each wavelength of all the construction of the optical path to be corresponding to the wavelength set;

[0011] 波长分配更新单元,用于从所述波长集中选择预定的波长分配给所述随机选取的光路,并更新受到影响的所有待建光路的可用波长集。 [0011] Wavelength allocation update unit for allocation to the optical path of the randomly selected from a predetermined wavelength selected wavelength concentrated, and update all the set of available wavelengths to be built in the optical path affected.

[0012] 由上述本发明提供的技术方案可以看出,本发明通过对光路划分优先级,进行光网络中业务传送的波长分配,高优先级的业务优先得到保证,提高网络运行效率。 [0012] provided by the present invention of the above it can be seen, the present invention is the optical path by prioritizing, allocating service transmission wavelength optical networks, the high-priority traffic is guaranteed priority, improve network efficiency.

附图说明 BRIEF DESCRIPTION

[0013] 为了更清楚地说明本发明实施例的技术方案,下面将对实施例描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域的普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其它附图。 [0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, briefly describes the accompanying drawings required for describing the embodiments used in the following embodiments will be apparent in the following description of the accompanying drawings are merely some embodiments of the present invention. embodiment, those of ordinary skill in the art is concerned, without creative efforts, can obtain other drawings based on these drawings.

[0014] 图I是本发明的具体实施方式提供的光网络结构示意图; [0014] FIG. I is a schematic diagram of an optical network structure of the embodiment of the present invention is provided;

[0015] 图2是本发明的具体实施方式提供的节点间的光路优先级示意图; [0015] FIG. 2 is an optical path between nodes embodiment of the present invention provides a schematic view of a priority;

[0016] 图3是本发明的具体实施方式提供的基于网络业务优先级的波长分配方法的流程不意图; [0016] FIG. 3 is an embodiment of the present invention provides a priority-based network service wavelength allocation method is not intended to flow;

[0017] 图4是本发明的具体实施方式提供的槟榔夹籽器中的底座的结构示意图。 [0017] FIG. 4 is a schematic betel embodiment of the present invention to provide a clamp base of the seed vessel.

具体实施方式 Detailed ways

[0018] 下面结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。 [0018] Next, in conjunction with the present invention in the accompanying drawings, technical solutions of embodiments of the present invention are clearly and completely described, obviously, the described embodiments are merely part of embodiments of the present invention rather than all embodiments . 基于本发明的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明的保护范围。 Based on the embodiments of the present invention, all other embodiments of ordinary skill in the art without any creative effort shall fall within the scope of the present invention.

[0019] 现有的光网络结构如图I所示。 [0019] Existing optical network structure as shown in I below. 为满足不同的业务需求,本发明的具体实施方式提出了对到达节点的光路建立请求分优先级的技术方案。 To meet the different business needs, embodiments of the present invention proposes the optical path setup request reaches the node prioritized technical solution. 其中,N为网络节点数,p既表示光路建立请求又表示其对应的固定光路;L(p)代表光路p所经过的所有链路集合疋和1分别表示链路上的光纤数量和波长数量;P*代表新到达的光路建立请求及其对应的固定路由;A(p*)代表可用波长集合。 Wherein, N is the number of nodes, p represents both light path establishment request and indicate their corresponding fixed optical path; all link set Cloth L (p) representative of the optical path p through which and 1 each represents the number of optical fiber links and the number of wavelengths ; P * on behalf of the newly arrived light path establishment request and the corresponding fixed route; a (p *) that represents a collection of available wavelengths. 假设光路建立请求分K个级别,优先级从P1,到Pk依次递减。 Suppose the light path establishment request points K levels, descending priority order from P1, to Pk. Pj为第j级光路建立请求组成的集合(j = 1,2,. . .,K)。 Pj is composed of a request to establish a set of j-th optical path (j = 1,2 ,..., K). 节点间的光路优先级如图2所示。 The optical path between the node priority as shown in FIG. 下面结合说明书附图对本具体实施方式提供的基于网络业务优先级的波长分配方法作进一步说明,如图3所示,该方法具体可以包括: Below with reference to the accompanying drawings network service priority allocation based on a wavelength for further explanation of the specific embodiments provided, as shown in FIG. 3, the method may specifically include:

[0020] 步骤31,根据预定的优先级计算各光路建立请求的可用波长集合。 [0020] Step 31, calculating the respective optical paths according to a predetermined priority request to establish a set of available wavelengths.

[0021] 首先对网络中光路建立请求的初始优先级进行更新。 [0021] First, the optical path of the network setup request to update the initial priority. 假设更新优先级从Pl到Pk依次降低。 Assume update priority is reduced from Pl to Pk followed. 计算各光路建立请求的可用波长集合。 Calculated for each request to establish an optical path of the set of available wavelengths.

[0022] 步骤32,从可用波长集合中随机选取一个光路,并计算随机选取的光路的可用波长集合中每个波长的分配对中所有待建光路的相对影响所对应的波长集。 [0022] Step 32, the wavelength from a randomly selected set of available light path, and calculate the relative influence of all wavelength set to be built in the optical path corresponding randomly selected set of available wavelength optical path for each wavelength assigned in.

[0023] 从可用波长集合A (p*)中随机选取一个光路p*,若随机选取的光路P*不为空,则对光路P*可用波长集合A (p*)中的每个波长,计算每个波长的分配对中所有待建光路的相对影响所对应的波长集A' (p*);若随机选取的光路p*为空,则将为空的光路p*从可用波长集合A(p*)中删除,并重新选取光路,直到选取的光路的可用波长集合不为空。 [0023] Collection A from the available wavelength (p *) randomly selecting a light path p *, if the randomly selected optical path P * is not empty, then the optical path P * available set of wavelengths for each wavelength (p *) of A, calculating each allocation wavelength of all the relative impact to be built in the optical path corresponding to the wavelength set a '(p *); if randomly selected optical path p * is empty, the empty light path p * from the available set of wavelengths a (p *) is deleted, and re-select the light path until the selected wavelength of the light path is available is not empty. 其中,重新选取光路的方法可以将随机选取的光路的标号加一或减一后得到的光路作为重新选取的光路。 Wherein the process to re-select the optical path may be randomly selected numerals plus an optical path or an optical path obtained after a reduction optical path re-selected.

[0024] 具体的,计算每个波长的分配对中所有待建光路的相对影响所对应的波长集A' (p*)包括:对于波长集A' (p*),若A' (p*)中的波长个数等于1,选择该波长;若八' (p*)中的波长个数大于1,则计算maxP(p*,X)的值,并将计算获得的最大值对应的波长构成集合八七*)。 [0024] Specifically, all relative impact to be built in the light path is calculated for each allocation of wavelengths corresponding to the wavelength set A '(p *) comprises: for wavelength set A' (p *), if A '(p * the number of wavelength) is equal to 1, the selected wavelength; if eight '(the number of wavelength p *) is greater than 1, the value maxP (p *, X) is calculated, corresponding to the maximum wavelength is obtained and the calculated The configuration set eighty-seven *). 若A1(M)中的波长个数等于1,则选择该波长“;若仏(?*)中的波长个数大于I,则在AJp*)中随机选取一个波长入。 If the number of wavelengths A1 (M) is equal to 1, selecting the wavelength "; (? *) When the number of wavelengths greater than Fo I, then randomly selected into a wavelength in AJP *) in.

[0025] 步骤33,从波长集中选择预定的波长分配给随机选取的光路,并更新受到影响的所有待建光路的可用波长集。 [0025] Step 33, selecting from a predetermined wavelength focused on the optical path to the wavelength assigned randomly selected, and updates all wavelength set to be built in the optical path affected available. [0026] 将从波长集A' (p*)中选则的波长\分配给光路P*,并更新受到影响的所有待建光路的可用波长集。 [0026] from the wavelength set A '(p *) of the selected wavelength \ assigned to the optical path P *, and update wavelength set to be built all the available optical paths affected.

[0027] 采用本具体实施方式提供的技术方案,通过对光路划分优先级,进行光网络中业务传送的波长分配,高优先级的业务优先得到保证,提高网络运行效率。 [0027] The technical solution provided in this specific embodiment, the optical path by prioritizing, allocating service transmission wavelength optical networks, the high-priority traffic is guaranteed priority, improve network efficiency.

[0028] 需要说明的是,本领域普通技术人员可以理解实现上述各方法实施例中的全部或部分步骤是可以通过程序来指令相关的硬件完成,相应的程序可以存储于一种计算机可读存储介质中,上述提到的存储介质可以是只读存储器,磁盘或光盘等。 [0028] Incidentally, those of ordinary skill in the art may understand that the above-described method embodiments, all or part of the steps may be by a program instructing relevant hardware, the corresponding program may be stored in a computer-readable storage medium, the storage medium may be a read-only memory, magnetic or optical disk.

[0029] 本发明的具体实施方式还提供了一种基于网络业务优先级的波长分配装置,如图4所示,该装置具体可以包括: [0030] 可用波长集合建立单元41,用于根据预定的优先级计算各光路建立请求的可用波长集合; [0029] DETAILED DESCRIPTION The present invention further provides a network-based service wavelength distribution device priority, shown in Figure 4, the apparatus may specifically include: [0030] The set of available wavelengths establishing unit 41, according to a predetermined priority calculation request to establish optical paths available set of wavelengths;

[0031] 光路选取计算单元42,用于从可用波长集合中随机选取一个光路,并计算随机选取的光路的可用波长集合中每个波长的分配对中所有待建光路的相对影响所对应的波长集; [0031] The optical path selecting calculating unit 42, for randomly selecting an optical path from the set of wavelengths available and calculates the wavelength set of available randomly selected optical path is assigned for each wavelength of all the relative impact to be built in the optical path corresponding to the set;

[0032] 波长分配更新单元43,用于从波长集中选择预定的波长分配给随机选取的光路,并更新受到影响的所有待建光路的可用波长集。 [0032] Wavelength allocation update unit 43, for selecting a predetermined concentration from the wavelength assigned to the wavelength of the light path of the randomly selected, and updates all wavelength set to be built in the optical path affected available.

[0033] 在本具体实施方式中,可以通过对单片机、FPGA等器件进行相应的编程,制得能够完成相应的功能的单元模块,以实现相应的功能。 [0033] In the present embodiment, by appropriately programming the microcontroller, FPGA and other devices, it can be prepared by completion unit corresponding function module to implement the corresponding function.

[0034] 可选的,在光路选取计算单元42中可以包括:光路选取子单元,用于若随机选取的光路的可用波长集合为空,则重新选取光路,直到选取的光路的可用波长集合不为空。 [0034] Optionally, selecting the calculation unit in the optical path 42 may include: an optical path selecting sub-unit, configured to, if randomly selected available wavelength of the optical path set is empty, then re-select the light path until the selected available wavelength of the light path set is not Is empty.

[0035] 可选的,在光路选取计算单元42中,重新选取光路包括将随机选取的光路的标号加一或减一。 [0035] Optionally, selecting the optical path calculating unit 42, the optical path comprises reselecting the light path of the randomly selected numerals plus one or minus one.

[0036] 可选的,在波长分配更新单元43中可以包括:波长选取子单元,用于若预定波长的分配对中所有待建光路的相对影响所对应的波长集中的波长个数为1,则选取该波长。 [0036] Alternatively, in the wavelength allocation update unit 43 may include: a wavelength selecting sub-unit, the number of wavelengths for all the relative effect of concentration to be built if the optical path in a predetermined wavelength allocation corresponding to 1, then select the wavelength.

[0037] 可选的,波长选取子单元还可以用于若预定波长的分配对中所有待建光路的相对影响所对应的波长集中的波长个数大于1,则计算随机选取的光路与每个波长的分配对中所有待建光路的相对影响所对应的波长集中的每个波长分别取最大值,并建立集合,若集合中的波长个数为1,则选取该波长,若集合中的波长个数大于1,则从集合中随机选取一个波长。 [0037] Alternatively, the wavelength selection subunit may also be used wavelength number set to be built all the relative influence of the optical path when the allocation of a predetermined wavelength, corresponding to a greater than 1, the light path is calculated with each of the randomly selected wavelength distribution of the relative influence of each wavelength of all the light paths to be constructed of a wavelength corresponding to the maximum concentration were taken, and the establishment of a collection, if the number of wavelengths set to 1, then the selected wavelength when the wavelength set number is greater than 1, randomly selected from a set wavelength.

[0038] 上述基于网络业务优先级的波长分配装置中包含的各单元的处理功能的具体实施方式在之前的方法实施方式中已经描述,在此不再重复描述。 [0038] Based on the above-described specific embodiments of the processing functions of each unit of the network service priority included in the wavelength dispensing apparatus has been described in the preceding method embodiments, the description is not repeated here.

[0039] 采用本具体实施方式提供的技术方案,通过对光路划分优先级,进行光网络中业务传送的波长分配,高优先级的业务优先得到保证,提高网络运行效率。 [0039] The technical solution provided in this specific embodiment, the optical path by prioritizing, allocating service transmission wavelength optical networks, the high-priority traffic is guaranteed priority, improve network efficiency.

[0040] 需要注意的是,在上述装置实施例中,所包括的各个单元只是按照功能逻辑进行划分的,但并不局限于上述的划分,只要能够实现相应的功能即可;另外,各功能单元的具体名称也只是为了便于相互区分,并不用于限制本发明的保护范围。 [0040] It is noted that, in the above-described apparatus embodiment, the included units divided only in accordance with the logic function, but are not limited to the division, as long as the corresponding functions can be achieved; In addition, functional cell specific names for convenience only distinguished from each other, are not intended to limit the scope of the present invention.

[0041] 以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,可轻易想到的变化或替换,都应涵盖在本发明的保护范围之内。 [0041] The above are only the preferred specific embodiments of the invention, but the scope of the present invention is not limited thereto, any skilled in the art in the art within the scope of the invention disclosed can be easily thought variations or replacements shall fall within the protection scope of the present invention.

Claims (10)

1. 一种基于网络业务优先级的波长分配方法,其特征在于,包括: 根据预定的优先级计算各光路建立请求的可用波长集合; 从所述可用波长集合中随机选取一个光路,并计算所述随机选取的光路的可用波长集合中每个波长的分配对中所有待建光路的相对影响所对应的波长集; 从所述波长集中选择预定的波长分配给所述随机选取的光路,并更新受到影响的所有待建光路的可用波长集。 A network service priority allocation method based on wavelength, characterized in that, comprising: a set of available wavelengths establishment request according to a predetermined priority calculated for each optical path; an optical path from a randomly selected set of available wavelengths and calculates the said wavelength set all the relative impact to be built in the optical path of the wavelength corresponding to a set of available random selected optical path is assigned for each wavelength; selecting an optical path a predetermined wavelength allocated to the randomly selected from the wavelength set, and updates All the available wavelength set to be built in the optical path of the affected.
2.根据权利要求I所述的方法,其特征在于,若所述随机选取的光路的可用波长集合为空,则重新选取光路,直到选取的光路的可用波长集合不为空。 2. The method as claimed in claim I, wherein, when the optical path of the randomly selected available wavelength set is empty, then re-select the light path until the selected wavelength of the light path is available is not empty.
3.根据权利要求2所述的方法,其特征在于,所述重新选取光路包括将所述随机选取的光路的标号加一或减一。 3. The method according to claim 2, wherein said optical path comprises reselecting the optical path randomly selected numerals plus one or minus one.
4.根据权利要求I所述的方法,其特征在于,从所述波长集中选择预定的波长分配给所述随机选取的光路包括: 若预定波长的分配对中所有待建光路的相对影响所对应的波长集中的波长个数为1,则选取该波长。 4. The method as claimed in claim I, wherein the optical path selecting a predetermined wavelength assigned to the wavelength randomly selected from the centralized comprising: if allocation of a predetermined wavelength to be built in all the relative influence of the optical path corresponding to the number of wavelengths is a wavelength set 1, then select the wavelength.
5.根据权利要求4所述的方法,其特征在于,从所述波长集中选择预定的波长分配给所述随机选取的光路还包括: 若预定波长的分配对中所有待建光路的相对影响所对应的波长集中的波长个数大于.1,则计算所述随机选取的光路与所述每个波长的分配对中所有待建光路的相对影响所对应的波长集中的每个波长分别取最大值,并建立集合,若所述集合中的波长个数为1,则选取该波长,若所述集合中的波长个数大于1,则从所述集合中随机选取一个波长。 The method according to claim 4, wherein the predetermined path selecting optical wavelength assigned to the wavelength chosen randomly from the concentrated further comprising: if the distribution of the relative effects in all of the predetermined wavelength to be built in the light path a wavelength corresponding to the wavelength number set to greater than .1, the optical path of each wavelength assigned to each of the randomly selected wavelength of light to be built all affect the relative path corresponding to the wavelength set maximum value, respectively, is calculated and establish a set of randomly selected if the number of the wavelength of a wavelength set to 1, then the selected wavelength, the wavelength number if the set is greater than 1, from the set.
6. 一种基于网络业务优先级的波长分配装置,其特征在于,包括: 可用波长集合建立单元,用于根据预定的优先级计算各光路建立请求的可用波长集合; 光路选取计算单元,用于从所述可用波长集合中随机选取一个光路,并计算所述随机选取的光路的可用波长集合中每个波长的分配对中所有待建光路的相对影响所对应的波长集; 波长分配更新单元,用于从所述波长集中选择预定的波长分配给所述随机选取的光路,并更新受到影响的所有待建光路的可用波长集。 A priority-based network service wavelength assignment apparatus characterized by comprising: establishing a set of wavelengths available means can be used for wavelength up request according to a predetermined priority calculated for each set of optical paths; selecting an optical path calculation means for randomly selected from the set of wavelengths the usable in a light path, and calculate the wavelength set wavelength set of available light path of the randomly selected in the allocation of each wavelength of all the relative impact to be built in the optical path corresponding to; wavelength allocation update unit, concentration selected for said predetermined wavelength assigned to the wavelength of the light path of the randomly selected, and updates all wavelength set to be built in the light path from the available affected.
7.根据权利要求6所述的装置,其特征在于,在光路选取计算单元中包括: 光路选取子单元,用于若所述随机选取的光路的可用波长集合为空,则重新选取光路,直到选取的光路的可用波长集合不为空。 7. The apparatus according to claim 6, wherein the selected calculation unit optical path comprising: an optical path selecting sub-unit, the available wavelength if the optical path of a randomly selected set is empty, then re-select the light path, until available wavelengths selected optical path is not empty.
8.根据权利要求7所述的装置,其特征在于,在光路选取计算单元中,所述重新选取光路包括将所述随机选取的光路的标号加一或减一。 8. The apparatus according to claim 7, wherein, in selecting the optical path calculation means, said light path comprising reselecting an optical path of the randomly selected numerals plus one or minus one.
9.根据权利要求6所述的装置,其特征在于,在波长分配更新单元中包括: 波长选取子单元,用于若预定波长的分配对中所有待建光路的相对影响所对应的波长集中的波长个数为I,则选取该波长。 9. The apparatus according to claim 6, wherein, in the wavelength allocation update unit comprises: a wavelength selecting sub-unit, configured to, if the predetermined wavelength allocation of the wavelength of light to be built all affect the relative path corresponding to the set the number of wavelengths is I, then the selected wavelength.
10.根据权利要求9所述的装置,其特征在于,所述波长选取子单元还用于若预定波长的分配对中所有待建光路的相对影响所对应的波长集中的波长个数大于1,则计算所述随机选取的光路与所述每个波长的分配对中所有待建光路的相对影响所对应的波长集中的每个波长分别取最大值,并建立集合,若所述集合中的波长个数为I,则选取该波长,若所述集合中的波长个数大于1,则从所述集合中随机选取一个波长。 10. The apparatus according to claim 9, wherein said wavelength selection subunit is further configured to set the number of wavelengths to be built all the relative influence of the optical path when the allocation of a predetermined wavelength, corresponding to a greater than 1, then calculating a randomly selected optical path to the wavelength of each wavelength assigned to each of all the relative influence of the optical path to be constructed of a wavelength corresponding to the maximum concentration were taken, and the establishment of a set when the wavelength in the set the number is I, then the selected wavelength, the wavelength number if the set is greater than 1, randomly selected from the set of one wavelength.
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101304294A (en) * 2008-06-24 2008-11-12 中兴通讯股份有限公司 Non-obstruction optical network apparatus as well as optical network node end-to-end service non-obstruction decussation method
CN101399629A (en) * 2007-09-30 2009-04-01 华为技术有限公司 Wavelength assignment form generation method and system thereof
CN101715151A (en) * 2009-11-02 2010-05-26 北京科技大学 Priority-based inter-domain resource reservation method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101399629A (en) * 2007-09-30 2009-04-01 华为技术有限公司 Wavelength assignment form generation method and system thereof
CN101304294A (en) * 2008-06-24 2008-11-12 中兴通讯股份有限公司 Non-obstruction optical network apparatus as well as optical network node end-to-end service non-obstruction decussation method
CN101715151A (en) * 2009-11-02 2010-05-26 北京科技大学 Priority-based inter-domain resource reservation method

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
封国剑 范俊锋 高随祥: "WDM 网络中备用路由下支持优先级的一种新的波长分配算法", 《计算机工程与应用》, 31 August 2005 (2005-08-31) *
张品 张士俊: "WDM网络中一种支持优先级的波长分配算法", 《电子器件》, vol. 32, no. 5, 31 October 2009 (2009-10-31), pages 977 - 980 *
张治中 张云麟 李乐民: "WDM网络中支持优先级的波长分配算法", 《通信学报》, vol. 22, no. 7, 31 July 2001 (2001-07-31), pages 54 - 60 *
曲桦 梁思远 赵季红: "基于容量的相对最小影响资源分配算法", 《北京邮电大学学报》, 30 April 2009 (2009-04-30), pages 20 - 23 *
王烨,李乐民,徐世中,王晟: "抗毁 WDM网络中支持多优先级的波长分配算法", 《电子学报》, 31 January 2001 (2001-01-31) *

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