Communication Systems for the Mobile Information Society phần 1 ppt
Communication Systems for the Mobile Information Society phần 1 ppt
... GPRS 11 12 .12 Web Browsing via GPRS 11 62 .12 .1 Impact of Delay on the Web Browsing Experience 11 62 .12 .2 Web Browser Optimization for Mobile Web Browsing 11 92 .13 Questions 11 9References 12 03 ... GSM Subsystems 9 1. 6 The Network Subsystem 9 1. 6 .1 The Mobile Switching Center (MSC) 9 1. 6.2 The Visitor Location Register (VLR) 12 1. 6.3 The Home Location Register (HLR) 13 1. 6.4 The Authentication ... (GSM) 1 1 .1 Circuit-Switched Data Transmission 1 1.2 Standards 3 1. 3 Transmission Speeds 4 1. 4 The Signaling System Number 7 5 1. 4 .1 The SS-7 Protocol Stack 5 1. 4.2 SS-7 Protocols for GSM 8 1. 5 The...
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Communication Systems for the Mobile Information Society phần 6 ppt
... 25.9 31 [3]. 17 8 Communication Systems for the Mobile Information Society The advantage of this procedure, of course, is simple implementation in the network andin the terminals. However, there ... terminal. Therefore, the SGSN simply forwards all incoming data packetsfrom the GGSN to the RNC regardless of the current state of the mobile. If the mobile iscurrently in either the Cell-PCH or the ... between the Node-B and the RNC as described in Section 3 .10 .3.Thus it is ensured that the data buffer of the Node-B is not flooded as the RNC has no 19 4 Communication Systems for the Mobile Information...
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Communication Systems for the Mobile Information Society phần 7 ppt
... device 218 Communication Systems for the Mobile Information Society 802.3(Ethernet)802 .11 b802 .11 g802 .11 a802.2 Logical Link Control (LLC)IPTCP/UDP32 1 4Application dependent5–7Figure 4 .1 The ... then transmitted over the air. Instead of sending a bit with the value of 1 the chip sequence ‘0 ,1, 0,0 ,1, 0,0,0 ,1, 1 ,1 is transmitted. For a bit with the value of ‘0’, the sequence is 1, 0 ,1, 1,0 ,1, 1 ,1, 0,0,0’. ... defined in the IEEE 802 .11 b, g and a standards.4.6 .1 IEEE 802 .11 b – 11 Mbit/s The breakthrough of WLAN in the consumer market was triggered by the introduction ofdevices compliant to the 802 .11 b standard...
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Communication Systems for the Mobile Information Society phần 2 potx
... standards. Therefore, it is necessary for example to convert a voice signal for a connection between France and the United States.20 Communication Systems for the Mobile Information Society Figure 1. 16 ... a timeslot it used for the SACCH. Furthermore, the 25thFigure 1. 25 Establishment of a signaling connection48 Communication Systems for the Mobile Information Society As the MSRN is internationally ... go through the authentication phase and the activation of the ciphering for the channel. Only afterwards can the network forward further information to the mobile station as to why the channel...
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Communication Systems for the Mobile Information Society phần 3 pps
... call. Communication Systems for the Mobile Information Society Martin Sauter© 2006 John Wiley & Sons, Ltd62 Communication Systems for the Mobile Information Society again limited to a certain duration. Other ... call via the Gs interface82 Communication Systems for the Mobile Information Society Figure 2 .14 The GPRS state model the GSM circuit-switched ‘idle mode’ the mobile is attached to the circuit-switched ... used for the voice data are transmitted58 Communication Systems for the Mobile Information Society Figure 1. 49 Structure of a command APDUTable 1. 8 shows some commands and their IDs. The fields...
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Communication Systems for the Mobile Information Society phần 4 ppsx
... content for which they would also have to pay on the fixed-lineInternet. 11 6 Communication Systems for the Mobile Information Society the MSISDN. PLMN stands for public land mobile network, the ... device. The web browser for example is one of the most 10 0 Communication Systems for the Mobile Information Society Once the attach procedure is complete the mobile is authenticated and known to the network. ... for example with the ping command. The following example shows how delay impacts the 11 0 Communication Systems for the Mobile Information Society by the operator or from external servers in the...
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Communication Systems for the Mobile Information Society phần 5 pps
... possible ofC 1, 1 = (1) C2 ,1 = (1, 1)C2 ,1 = (1, 1) C4 ,1 = (1, 1 ,1, 1) C4,2 = (1, 1, 1, 1) C4,3 = (1, 1, 1, 1) C4,4 = (1, 1, 1, 1)SF = 2SF = 4SF = 8SF = 16 SF = 512 Sub-tree ... evolve the two parts of the network 13 8 Communication Systems for the Mobile Information Society which two are orthogonal to each other (C2 ,1 and C2,2). On the third level with four chips,there ... usually connected to the BSC via a single 2 Mbit/s E -1 connection. Depending on the number of carrier frequencies 14 4 Communication Systems for the Mobile Information Society The UMTS network is...
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Communication Systems for the Mobile Information Society phần 8 ppsx
... replies to the message with a dynamic service addition response (DSA-RSP) message.262 Communication Systems for the Mobile Information Society Here, information about the burst that contains the MAC ... overview of the 802 .16 standard and compares the capabilities and design of the system to other technologies like HSDPA and wireless Communication Systems for the Mobile Information Society Martin ... P802 .11 e/D13,January 2005.278 Communication Systems for the Mobile Information Society to store all blocks that have been successfully received after a faulty block in a buffer.To prevent the...
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Communication Systems for the Mobile Information Society phần 9 doc
... 17 28 17 28DM3 0 12 1 3872544DH3 0 18 3 5856864DM5 0–224 4778363DH5 0–339 72325762-DH1 0–54 3456 34562-DH3 0–367 11 744 17 282-DH5 0–679 14 485 11 523-DH1 0–83 5 31 2 5 31 23-DH3 ... connection, the L2CAP layer can then use this information to reassemble the L2CAP packet from several ACL packets, which is then forwarded to the application layer.296 Communication Systems for the Mobile ... of these systems can be taken as an example, networksbased on 802 .16 should have an interesting and exciting future. 310 Communication Systems for the Mobile Information Society Figure 6.4 The...
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Communication Systems for the Mobile Information Society phần 10 pdf
... indication of the loudness of the signal in the sub-band.340 Communication Systems for the Mobile Information Society send the business card stored in the retrieving device during a request for a business ... headset sends the followingcommand to the audio gateway to open the speech path: ‘at+ckpd=200’. The mobile phone328 Communication Systems for the Mobile Information Society Figure 6 .15 Pairing ... 15 4Paging 28, 77, 14 6, 293, 316 Pairing 327PBCCH 82PCCCH 81 PCCH 14 6P-CCPCH 14 8PCH 28PCM 11 PCU 84PDCP 15 3PDP 81, 18 5PDP context activation 10 2, 15 2, 18 5PDSCH 19 4PDTCH 69Personal area...
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Từ khóa: longman preparation series for the new toeic test part 1 docarchitecture for the development of contextsensitive mobile applicationsmake your own mobile apps for the android marketheating and cooling systems for mobile homesmobile adhoc routing protocols survey for the design of vanet applicationsfast fluency communication in english for the international ageBáo cáo quy trình mua hàng CT CP Công Nghệ NPVchuyên đề điện xoay chiều theo dạngMột số giải pháp nâng cao chất lượng streaming thích ứng video trên nền giao thức HTTPđề thi thử THPTQG 2019 toán THPT chuyên thái bình lần 2 có lời giảiBiện pháp quản lý hoạt động dạy hát xoan trong trường trung học cơ sở huyện lâm thao, phú thọGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANTrả hồ sơ điều tra bổ sung đối với các tội xâm phạm sở hữu có tính chất chiếm đoạt theo pháp luật Tố tụng hình sự Việt Nam từ thực tiễn thành phố Hồ Chí Minh (Luận văn thạc sĩ)Phát triển du lịch bền vững trên cơ sở bảo vệ môi trường tự nhiên vịnh hạ longPhát hiện xâm nhập dựa trên thuật toán k meansThơ nôm tứ tuyệt trào phúng hồ xuân hươngThiết kế và chế tạo mô hình biến tần (inverter) cho máy điều hòa không khíSở hữu ruộng đất và kinh tế nông nghiệp châu ôn (lạng sơn) nửa đầu thế kỷ XIXNguyên tắc phân hóa trách nhiệm hình sự đối với người dưới 18 tuổi phạm tội trong pháp luật hình sự Việt Nam (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtTrách nhiệm của người sử dụng lao động đối với lao động nữ theo pháp luật lao động Việt Nam từ thực tiễn các khu công nghiệp tại thành phố Hồ Chí Minh (Luận văn thạc sĩ)TÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲ