the wave of the future
the handbook of optical communication networks
Ngày tải lên :
24/08/2014, 17:52
... number of wavelengths, transceiver cost, and the maximum number of hops Another work on cost-effective design of WDM/SONET rings11 minimizes the number of wavelengths and the total number of ADMs ... consider in the design of a WDM network is the number of wavelengths to use The maximum number of wavelengths is limited by optical device technology and is affected primarily by the total available ... to the service providers; in other words, it serves as the “last mile” (as well as the “first mile”) of the information flow To meet the growing traffic demand, service providers expend most of their...
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Connection to the MV public distribution network
Ngày tải lên :
19/10/2013, 22:15
... the start of the loop to the substation immediately downstream of the fault and open the switch on the substation immediately upstream of the fault on the loop These measures isolate the cable segment ... through the third pin of a 3-pin plug and socket Total or even partial failure of insulation to the metal, can raise the voltage of the envelope to a dangerous level (depending on the ratio of the ... transformer or of the common protective cover over the terminals, as the case may be In either case, exposure of one or more terminals will trap key “S” in the interlock O The result of the foregoing...
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Connection to the LV utility distribution network
Ngày tải lên :
23/10/2013, 20:15
... closes the circuit of the water heater, the consumption of which is then indicated on the register to which the cheaper rate applies The heater can be switched on and off at any time during the ... following correction of the anomaly C13 In view of the inconvenience to both the meter reader and consumer, the location of meters is nowadays generally outside the premises, either: b In a free-standing ... already connected to the distribution network b The location along the distribution network of the proposed new load, i.e close to the substation, or near the remote end of the distribution network,...
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Tài liệu Báo cáo khoa học: Topology, tinkering and evolution of the human transcription factor network doc
Ngày tải lên :
19/02/2014, 07:20
... functionality and phylogeny However, the nature of the connections between these factors needs to be understood at the level of the protein domain The global properties of the HTFN topology are partially ... [47] and other related factors such as rox [48], mxi [47], miz-1 [49] TRRAP, GNC5, bin-1 [50] Group F contains 90% of the members of the nuclear receptor hormone superfamily of the HTFN (they also ... contains the 90% of the members of nuclear receptor superfamily (they are Zn fingers also) of the HTFN G 19 31% MAD domains SMAD family proteins and b-catenin and APC related factors from the acquisition...
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Backup radio placement for optical fault tolerance in hybrid wireless optical broadband access networks
Ngày tải lên :
01/10/2015, 11:39
... Restoration time Firstly, unlike other protection methods, the source node need not be notified of the failure in the optical part of WOBAN in the event of a failure The moment the gateway detects that ... section, we present the graph modeling of the network and the problem definition of the Backup Radio placement for Optical Fault-tolerance problem (BROF) An instance of the BROF problem is represented ... routing and switching traffic • The location of nodes in MANETs keeps on changing because of node mobility Therefore the topology of MANETs is very dynamic On the other hand, mesh routers in WMNs...
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The Role of Postal Networks in Expanding Access to Financial Services docx
Ngày tải lên :
15/03/2014, 10:20
... agreement with the post office All of these entities are state-owned, but only about half of them are regulated by the respective Central Bank In the other 50 percent of the countries, the financial ... agreed between the ministries of finance, the IMF, and World Bank In the recent past in Africa, no distinction was made of the roles of the post as the mail provider, as owner of the post office network, ... Financial System The Role of Asian Post Offices for Payments Services The Role of Post Offices in International Remittances The Role of Post Offices in Savings The Role of Post Offices in Credit...
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the comsoc guide to passive optical networks
Ngày tải lên :
24/04/2014, 16:09
... Uniformity is the maximum difference between the leg of the splitter or coupler with the highest IL and the leg with the lowest IL Polarization-dependent loss (PDL) is the variation of the splitter ... encroaches on the downstream capacity (in the cable part of the plant), which may not be to the liking of the video services provider [AZZAM] These are weaknesses in comparison with PON, but there is ... specification Wavelength range indicates the supporting wavelengths of the splitter and coupler, respectively Insertion loss (IL) is the amount of signal lost in the total transit through the device...
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Tài liệu The Ideal Headend Evolution to Carrier Class ppt
Ngày tải lên :
10/12/2013, 18:15
... by building the headend of the future One path is to use modular components that enable operators to easily expand their systems to offer the best performance The high density of these system ... customers, they still must look to the future Their core infrastructure must be flexible and scalable enough to allow them to compete with the massive amounts of fiber being driven deeper into the access ... in the vicinity of the work area WHITE PAPER Another key is bend-radius protection As fiber is bent, the radius can become too small and allows light to escape the core and enter the cladding The...
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Tài liệu LoopStar® 711 Leveraging a Full Suite of Ethernet and TDM Services to Cost-Effectively Utilize Fiber Networks doc
Ngày tải lên :
10/12/2013, 19:15
... Ethernet or Virtual Private LAN Service (VPLS) over a packet-based infrastructure to begin the migration of their revenue streams With its two built-in 100Base-FX ports, the LoopStar 711 is the ... 711 Ethernet T-1 IP/MPLS Core Wireless Backhaul Edge Switch 100FX 100FX LS 750 102160AE LoopStar® 711 Fiber Extension LS 711 T-1 Ethernet T-1 Ethernet 100FX LS 711 T-1 Ethernet PBX 01/06 • The ... Specifications published here are current as of the date of publication of this document Because we are continuously improving our products, ADC reserves the right to change specifications without...
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Tài liệu Provide for Migration to Broadband Services ppt
Ngày tải lên :
24/01/2014, 10:20
... Specifications published here are current as of the date of publication of this document Because we are continuously improving our products, ADC reserves the right to change specifications without ... Benefits Realized by the Customer: BGX/ACE systems support rapid change, maintenance and turn-up of new services, creating faster generation of revenues and decreased costs of technical labor and ... America, Call Toll Free: 1-800-366-3891 • Outside of North America: +1-952-938-8080 Fax: +1-952-946-3292 For a complete listing of ADC's global sales office locations, please refer to our web site...
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Tài liệu Deteriorating Access to Women’s Health Services in Texas: Potential Effects of the Women’s Health Program Affiliate Rule doc
Ngày tải lên :
13/02/2014, 06:20
... result of these decisions The state of Texas has sued CMS to prevent the loss of federal funds and a group of Planned Parenthood clinics has sued the state to prevent implementation of the affiliate ... are the dominant providers of care in the WHP in their markets, serving between half and four-fifths of the WHP patients in the five areas we examined If their patients must be served by other ... Dallas County, but some of its sites are in other adjacent counties and some of the patients served may be residents of other counties The list does not indicate how many of the 10,176 patients were...
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Tài liệu The Contribution of Sexual and Reproductive Health Services to the Fight against HIV/AIDS: A Review pptx
Ngày tải lên :
13/02/2014, 15:20
... care to the mother and reduce the likelihood of MTCT of HIV ‘ The core goal of all medical therapy is to bring the patient’s viral load to an undetectable level When that goal is reached, the chance ... However, in the past decade, they have gained higher visibility both through the ICPD Programme of Action and because they are cofactors of sexual transmission of HIV Because of the tendency ... providers use their time, rather than the amount of time they have available, is what matters The contribution of MCH and delivery services In most developing countries, the great majority of pregnant...
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Tài liệu U.S. Foreign Aid to the Palestinians: Jim Zanotti Specialist in Middle Eastern Affairs pptx
Ngày tải lên :
16/02/2014, 10:20
... Aid to the Palestinians (b) the extent to which the provision of such services to such persons furthers the security interests of the United States and of other United States allies in the Middle ... checks the organization and its principal officers, directors and other key personnel against lists maintained by the Office of Foreign Assets Control (OFAC) within the U.S Department of Treasury The ... (NGOs) The ban on direct assistance continued during the brief tenure of a Hamas-led power-sharing government (February to June 2007) During that time, the United States and the other members of the...
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Tài liệu The King''''s Post Being a volume of historical facts relating to the Posts, Mail Coaches, Coach Roads, and Railway Mail Services of and connected with the Ancient City of Bristol from 1580 to the present time pdf
Ngày tải lên :
17/02/2014, 02:20
... farmer of the Post Office, furnished to the Secretary of State "a perfect list" of all officers in the Post Office According to this list there were eight Clerks of the Roads, viz.:—Two of the Northern ... cost of conveyance was only a small item in the expenses of the Post Office The Mayor of Bath proposed the toast of "the Visitors," and said that they had amongst them two representatives of the ... the street; on the east side being another building answerable thereto." These premises served as the Post Office for the long period of 118 years The first half of the present Bristol Post Office...
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Tài liệu The 2011 Report to the Secretary:Rural Health and Human Services Issues docx
Ngày tải lên :
18/02/2014, 15:20
... Vermie of the Iowa State Office of Rural Health The Committee benefited from presentations at the September meeting from Julie McMahon of the Iowa Department of Public Health; Deborah Waldron of ... strive to spread the use of evidence-based practices for the prevention and treatment of overweight, with the goal of a reduction in the prevalence of overweight and obesity The Bureau of Primary Care ... the outcome is uncertain Understanding the theory behind these concepts will help in the design of appropriate demonstrations that will shape the future of health care delivery In order for the...
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Báo cáo "Evolution of holocene depositional environments in the coastal area from the Tien river to the Hau river mouths " pot
Ngày tải lên :
05/03/2014, 16:20
... distributed in coastal zone of Mekong delta consist of 18 facies which are expressed on the map of the Holocene deposital environments (fig.7) However, in this paper ones important of them were only described ... mollusc, therefore its colour is brownish yellow-typical colour of oxidized environment [11,12] The elevation of these sand ridges is about 2-7m, their width varies from 100 to 3000m They distributed ... richen in volcanic fragments of rocks (Ro >0,6) (m/SQ21-2) – N+ x30 parallel to the shore in the form of bows with a distance from each other about 3-10km They are evidences of paleocoast existence...
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SANS Institute InfoSec Reading Room: Applying the OSI Seven Layer Network Model To Information Security pptx
Ngày tải lên :
05/03/2014, 21:20
... ts Occupying the top-end of the stack, the Application Layer is the most openended of all of the layers, and can be considered the catchall for any issues not addressed within the other six layers ... in the process of transmission This occurs due to either the direct or indirect use of the user input in the format portion of routines used to process the data Many routines allow this type of ... simply depend upon the best efforts of the lower layers to deliver the data, and the protocols of the upper layers to ensure success to the levels they require, such as with the UDP protocol Transport...
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National Public Health Performance Standards Program - Orientation to the Essential Public Health Services docx
Ngày tải lên :
05/03/2014, 22:21
... technically competent, fair and effective?”) The EPHS “in English” Make sure people receive the medical care they need (Or “Are people receiving the medical care they need?”) Maintain a competent public ... assessment of the community’s health status, including: Identification of health risks Attention to vital statistics and disparities Identifications of assets and resources Utilization of methods ... Advocating of regulations needed to protect and promote health Support of compliance efforts and enforcement as needed Link People to Needed Personal Health Services and Assure the Provision of Health...
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A Guide to the U.S. Small Business Administration pdf
Ngày tải lên :
07/03/2014, 02:20
... sba.gov/about-offices-content/1/700 District Offices In addition to its resource partners, the SBA operates full service district offices in every state of the country To locate the district office ... discussed, the SBA website offers many other articles and tools that may cover the specific category you, your client or organization may be seeking Visit sba.gov Development Centers The Office of Small ... need to understand the city, state and federal requirements of licensing their business and obtain the necessary permits or licenses The SBA website is a centralized repository of information on...
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A Beginner’s Guide to Network Security: An Introduction to the Key Security Issues for the E-Business Economy doc
Ngày tải lên :
14/03/2014, 22:20
... enforce and manage the policies? The individual or group of people who police and maintain the network and its security must have access to every area of the network Therefore, the security policy ... is detected, the IDS can send alarms to a management console with details of the activity and can often order other systems, such as routers, to cut off the unauthorized sessions In the physical ... forgotten their passwords or to determine the passwords of employees who have left the company without telling anyone what their passwords were Placed in the wrong hands, however, this software...
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