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multiple access techniques ppt by rappaport

MOB Subject 5 –Access methods Static and dynamic access techniques

MOB Subject 5 –Access methods Static and dynamic access techniques

Kỹ thuật lập trình

... given by: Master of Computer Science 1 - MOB Mobile Internet and Surrounding1/12 Baey, Fladenmuller – Subject 5MOB Subject 5 Access methodsStatic and dynamic access techniques 1. Static access ... peaks of the streetlights. The reduction of cell size accompanied by areduction of the power radiated by both points of access by mobile devices. The microcellsmay be used in congested areas, ... methodsStatic and dynamic access techniques 1. Static access techniques 1.1 Space-division multiple- access (SDMA)When one seeks to cover a broad territory by a whole of cells of the same dimension, oneconsiders...
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Multiple Access Protocols for Mobile Communications - GPRS, UMTS and Beyond

Multiple Access Protocols for Mobile Communications - GPRS, UMTS and Beyond

Điện - Điện tử - Viễn thông

... Standards 462.6 Summary 483 Multiple Access in Cellular Communication Systems 493.1 Multiple Access and the OSI Layers 493.2 Basic Multiple Access Schemes 533.3 Medium Access Control in 2G Cellular ... with multiple access protocols,whichgovern access to these resources. The basic multiple access schemes are briefly describedfurther below in this section, and the importance of the multiple access ... individual portions ofits resources to support multiple communications, basic multiple access techniques (suchas frequency-, time-, or code-division multiple access, with FDMA, TDMA, and CDMAas their...
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Tài liệu Data Management and Access Products ppt

Tài liệu Data Management and Access Products ppt

Cơ sở dữ liệu

... system.1412/02 • 517Data Management and Access Productswww.adc.com • +1-952-938-8080 • 1-800-366-3891EIA-530 PatchMate™ModulesFRONT ACCESS PANEL DTEFRONT ACCESS PANEL DCETESTEQUIPBREAKOUTMODULEINDICATORSMONITORCIRCUITSTESTCIRCUITSBreakout ... Module without LEDsFRONTACCESSPANEL DTEFRONT ACCESS PANEL DCETESTEQUIPBREAKOUTMODULEPMBP-530-1 (R)• Available for connecting, disconnecting, cross-connecting, accessing,patching, monitoring ... Management and Access Productswww.adc.com • +1-952-938-8080 • 1-800-366-3891EIA-232/V.24 PatchMate™ModulesFRONTPANEL ACCESS- 1TESTEQUIP-2MONITORCIRCUITSFRONTPANEL ACCESS- 2TESTEQUIP-1INTERFACEMODULEInterface...
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Tài liệu Chapter-25-Basic network access-servers ppt

Tài liệu Chapter-25-Basic network access-servers ppt

Hệ điều hành

... virtual host, the server will access the main web pages(defined by the main DocumentRoot in entry /usr/local/etc/apache /access. conf ).Log file formathttpd logs accesses and errors to the files ... restrict access to specific directories,and it’seasier to do that in the file .htaccess in the same directory.For apache to evenlook at .htaccess,you need to change the configuration file, however: by ... an adequate security level,• Ensure that the software is readable by all and writeable only by root. smbd shouldbe executable by all. Don’tmakeitsetuid.Ifanindividual user runs it, it runs withtheir...
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Tài liệu AAA Access Control ppt

Tài liệu AAA Access Control ppt

Quản trị mạng

... from multiple vendors usually chooseRADIUSfor its interoperability. Finally, organizations with existing Kerberos access servers can configure their routers to use those servers to control access ... additional security by requiring anattacker to both guess the user’s password and steal the smart card or token that isused to access the system.Cisco routers don’t support token-based access control ... Associates, Inc. All rights reserved.50|Chapter 5: AAA Access ControlKerberos AuthenticationKerberos is a network authentication protocol developed by MIT. Kerberos can pro-vide authentication only....
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Tài liệu CUSTOMER SATISFACTION USING DATA MINING TECHNIQUES ppt

Tài liệu CUSTOMER SATISFACTION USING DATA MINING TECHNIQUES ppt

Quản trị kinh doanh

... criteria.Prediction level is quite satisfactory resulting that data mining techniques can be successfully combinedwith multiple criteria methods.Using other customer characteristics, such as ... on the criteria (relative importance),• average satisfaction indexes. RULE BASED DATA MINING TECHNIQUES The objective of data mining is to extract valuable information from one’s data, to discover ... patterns of information in data’ (Parsaye, 1997).Figure 2: Rule Induction processData mining techniques are based on data retention and data distillation. Rule induction models (Figure2) belong...
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Tài liệu CIRED 2003 - Round Table on Magnetic Field Mitigation Techniques ppt

Tài liệu CIRED 2003 - Round Table on Magnetic Field Mitigation Techniques ppt

Điện - Điện tử

... current•SummaryMAGNETIC FIELD GENERATED BY OH LINESMAGNETIC FIELD GENERATED BY OH LINESMAGNETIC FIELD GENERATED BY OH LINESMAGNETIC FIELD GENERATED BY OH LINES3-WIRE, 3-PHASE MV LINES4-WIRE, ... implementationJean HoeffelmanELIAGeneral field mitigation techniques General field mitigation techniques Metallic shieldingShielding by ferromagnetic materialsMainly effective neer the shieldExpensive ... magneticfield levels generated by electrical installations and atstudying possible techniques to reduce their emissions.The paper illustrates the direct experience acquired by CESI and ENEL in studying...
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Tài liệu Part 38 - ISA Server - Access Rule ppt

Tài liệu Part 38 - ISA Server - Access Rule ppt

Quản trị mạng

... lên Rule Web Group KD và chọnTab Schedule14 of 29Trong Access Rule Sources chọn duy nhất 1 thuộc tính là InternalTương tự trong Access Rule Destinations chọn duy nhất 1 thuộc tính là ExternalTrong ... truy cập được mọi trang Web20 of 29Tiếp tục chọn NextTrong Access Rule Sources chọn duy nhất 1 thuộc tính là InternalTuy nhiên trong Access Rule Destinations ta không chọn thuộc tính là External ... 21 để truy cập các dịch vụ HTTP, HTTPS, FTP màthôi.Trong Access Rule Sources chọn duy nhất 1 thuộc tính là InternalTiếp đến trong Access Rule Destinations ta không chọn thuộc tính là External...
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Tài liệu ACCESS RULE ppt

Tài liệu ACCESS RULE ppt

Tin học văn phòng

... DNS Query để phân giải tên miềnB1: ISA Management è Firewall Policy è New è Access RuleB2: Gõ “DNS Query” vào ô Access Rule Name è NextB2: Dòng name đặt tên “vnexpress”Chọn New, khai 2 ... chọn properties của rule vừa tạo è Schedule è Giai LaoB4: Chọn Allow Limmitted Web Access B5: Mở rule Web Access Only. Khảo sát các thông số Bài viết này thuộc quyền sở hữu Trung Tâm Đào Tạo ... Protocols” èAdd è Common Protocol è DNSè OK è NextB5: Trong Access Rule Source” è Add èNetworks è Internal èadd è Close è NextB6: Trong Access Rule Destination” è add è Networks è External...
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Tài liệu Guide Book - Digital Building Access Guideline ppt

Tài liệu Guide Book - Digital Building Access Guideline ppt

Quản trị mạng

... carriage service providers and tenants in the area of building access. Key issues include: • Building access is being sought by multiple carriers and service providers to service tenants • ... Telecommunications Access Guideline 2002. August 2002 39 2. PROPOSED BUILDING ACCESS TERMS Relationship of building access agreement with existing regulation In many instances, a building access ... avoid disturbance to tenants. Access is best provided by a hinged-door of standard height to give reasonable access to the cables. In the current environment of multiple carriers and changing...
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Tài liệu Activity 9.4: Identifying Data Access Requirements ppt

Tài liệu Activity 9.4: Identifying Data Access Requirements ppt

Tin học văn phòng

... Data Access Requirements Exercise 1: Identifying a Data Access Method for a Scenario (10 minutes) ! Identify data access requirements 1. Participate in small groups as assigned by the ... Microsoft® SQL Server™ and accessed by Microsoft Excel for querying and by the Web system for additional lookups. All data is entered through the Web. New orders are also sent by sending e-mail to ... easy access in the future. Solution A B Activity 9.4: Identifying Data Access Requirements In this activity, you will first identify the optimal data access...
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