emergency services and response

Ngày tải lên: 25/10/2012, 10:02

Ngày tải lên: 22/03/2014, 18:20

... System.Web .Services; using System.Web .Services. Protocols; CHAPTER 6 ■ REPORTING WITH WEB SERVICES AND MOBILE DEVICES230 8547ch06final.qxd 8/30/07 3:50 PM Page 230 //declare connection, command and ... WITH WEB SERVICES AND MOBILE DEVICES234 8547ch06final.qxd 8/30/07 3:50 PM Page 234 Reporting with Web Services and Mobile Devices C hapters 4 and 5 discussed using the Windows Forms and the Web ... are web services and mobile devices. In later chapters, you’ll see console applica- tions, Windows services, and web parts in action as delivery vehicles for reports. Both the web services and the...

Ngày tải lên: 05/10/2013, 08:48

... can calculate a set of (RAND, SRES) 2- tuples in advance, store them in the HLR, and send them on demand to the requesting VLR. The VLR stores this set (RAND[n], SRES[n]) and uses a new 2-tuple ... has to generate a set of security data for a speci®c IMSI on demand from the HLR (Figure 6.22): the random number RAND is generated and the pertinent signature SRES is calculated with the A3 algorithm, ... (e.g. a handover command), the current data block n is replaced by the convolutional coded FACCH message, and it is interleaved in a block-diagonal way with the data blocks (n 2 1) and (n 1 1)...

Ngày tải lên: 17/10/2013, 21:15

... 00101001 Assignment failure DCCH MS ! N 00101111 Handover access DCCH MS ! N± Handover command DCCH N ! MS 00101011 Handover complete DCCH MS ! N 00101100 Handover failure DCCH MS ! N 00101000 Physical ... Call Control (CC), Supplementary Services (SS), and Short Message Service (SMS). Call control handles all tasks related to setting up, maintaining and taking down calls. The services of call control ... Unacknowledged and acknowledged Unacknowledged and acknowledged SACCH assoc. with SDCCH Unacknowledged ± SACCH assoc. with TCH Unacknowledged Unacknowledged and acknowledged FACCH Unacknowledged and acknowledged ± Figure...

Ngày tải lên: 20/10/2013, 15:15

... of the handover and through transferring the handover decision to the BSS. The GSM handover is thus a network-originated handover as opposed to a mobile-originated handover, where the handover ... its participation in the handover decision. The MSC causes the new BSS to prepare a channel for the handover, and frees the handover to the mobile station (handover command), as soon as the reservation ... and paging. In addition, the MAP contains functions and procedures for the control of supplementary services and handover, for subscriber management, for IMEI management, for authentication and...

Ngày tải lên: 20/10/2013, 15:15

... transparent and nontransparent services. These bearer services carry data between the MT of the mobile station and the Interworking Function (IWF) of the MSC. For the realization of bearer services, ... networktransition switching unit and carried as a voiceband signal in the PSTN to the analog terminal. After these introductory remarks, the GSM data and teleservices and their realization are discussed ... GSM PLMN; and for nontransparent data services, data is additionally protected by the ARQ procedure of RLP on the whole networkpath between MT and MSC. Thus RLP is terminated in the MT and MSC....

Ngày tải lên: 24/10/2013, 13:15

... failure rates, response times, etc.), and utilization of network components (hardware and software).The objective is on one hand to ensure a good utilization of resources and on the other hand to recognize ... probability, and availability, and it can also be characterized with nontech- nical criteria like ease of operation and comfort of subscriber access or even hot-line and support services. Considering ... causes of failures or alarms and keeping of failure logs.Con®guration management administers network con®gurations and handles changes, activates/deactivates equipment, and provides tools for the...

Ngày tải lên: 24/10/2013, 13:15

... Switched and Circuit Switched Services In a GSM/GPRS network, conventional circuit switched services (GSM speech, data, and SMS) and GPRS services can be used in parallel. The GPRS standard de®nes ... non-standar- dized services. Examples are access to information databases, messaging services (via store -and- forward mailboxes), and transaction services (e.g. credit card validations and electronic ... be sent and received over GPRS. It is planned to addi- tionally implement some supplementary services, such as Closed User Group (CUG) and Barring services. Based on these standardized services, ...

Ngày tải lên: 28/10/2013, 20:15

... server and an SMS service center. However, both concepts have signi®cant disadvantages: supple- mentary services are subject to international standardization, and on the other hand these services ... of WML and HTML documents 12.3.3 New Data Services and Higher Data Rates: HSCSD, GPRS, and EDGE Development also continues with data services. The maximal data rate of 9600 bit/s for data services ... in the Phase 21 standardization, attempts to overcome this dilemma. Instead of specifying services and supplementary services directly or completely, only mechanisms are standardized which enable...

Ngày tải lên: 28/10/2013, 20:15

... members of the public and representatives of official bodies, and on how discourses and local practitioners influence and recreate participation in and design of services and new technology. ... areas of expertise, perspectives and needs. The many discussions, misunderstandings and mutual understanding, concrete negotiations over resources and time, and, on occasions, creative activities, ... initiative aimed at bringing about a rationalisation and modernisation of public administration and development of services and democracy. 37 The plans and actions to bring about these changes are...

Ngày tải lên: 04/11/2013, 20:15

... application and use a TcpChannel and BinaryFormatter. B. Create your own host application and use an HttpChannel and a SoapFormatter. C. Install TKPatientinfo in an Internet Information Services ... testing and certification tools, www.testking.com - 15 - Dim myCommand as new SqlCommand (“SELECT * FROM TestKingOrders ” , MyConnection) Reference: .NET Framework Class Library, SqlCommand ... source. Furthermore, the SqlCommand object should contain both a text query and a SqlConnection. The critical command: 070 - 310 Leading the way in IT testing and certification tools, www.testking.com ...

Ngày tải lên: 10/12/2013, 14:16

Ngày tải lên: 11/12/2013, 23:59

Ngày tải lên: 14/12/2013, 00:41

... Broadcast (DAB) and Digital Video Broadcast (DVB), are very interesting for wireless transmission of radio and television stations as well as for audio- and video-on-demand and broadband transmission of ... satellites, which also offers global, and in the long term even broadband, communication services. Trunked radio systems ± in digital form with the European standard Trans European Trunked Radio (TETRA) ... attractive. Also text-based news services, locating, ¯eet management, telemetry applications, and automatic emergency call systems are of great interest. The techniques and procedures presented in...

Ngày tải lên: 23/12/2013, 17:15

... multiple of its original bandwidth. Typically, spreading factors are between 10 and 1000; they generate a broadband signal for transmission from the narrowband signal, and this is less sensitive ... communication between mobile and base station, the available frequency band is split into two partial bands, to enable simultaneous sending and receiving. One partial band is assigned as uplink ... station) and the other partial band is assigned as downlink (from base to mobile station): ² Uplink: transmission band of mobile station  receiving band of base station ² Downlink: receiving band...

Ngày tải lên: 23/12/2013, 17:15

... authentication and user data encryp- tion based on the subscriber identity IMSI and secret keys. Beyond that,the SIM can store short messages and charging information ,and it has a telephone book function and ... address,identify ,and localize a subscriber or a mobile station. Whereas IMSI and MSISDN are permanent 3 System Architecture and Addressing 40 Figure 3.7: Overview of addresses and pertinent databases 3.2.2 ... Germany; and MNC 01,02,03, and 07 for the networks known as D1-Telekom,D2-Privat,E-Plus ,and E2-Interkom, respectively). Subscriber identi®cation therefore uses a maximum of 15 decimal digits, and...

Ngày tải lên: 23/12/2013, 17:15

... non- speech services (e.g. BS26) and an extended range of supplementary services E3 1996 Enhanced service range with even more telecommunication and supplementary services Services The services ... implementation and introduction Class Introduction Services E1 1991 Basic operation consisting of telephone services and some appropriate supplementary services E2 1994 Extended operation with telephone services, ... services and characteristics of the other networks, such as PSTN and ISDN. Teleservices are end-to-end services, for which there is usually no translation in the IWF. But they do use bearer services, ...

Ngày tải lên: 23/12/2013, 17:15

Ngày tải lên: 20/01/2014, 23:20