Thuyết trình chủ đề mobile network technology evolution

Mobile Network Technology Evolution Nhóm 2: Cao Hữu Vũ Lam 13070241 Huỳnh Tấn Lộc 13070245 Lê Ngọc Dương Thanh 13070261 Nguyễn Anh Tuấn 13070274 Content 5G 4G 3G 2G 1G 0G Early Wireless ∗ Wireless communication is the transfer of information over a distance without the use of enhanced electrical conductors or "wires” ∗ Smoke signals Radio Transmitter ∗ Flag signals ∗ Radio 0G ∗ Mobile Radio Telephone System ∗ Pre-cellular system ∗ Half-Duplex communication ∗ Use in cars or trucks ∗ 20Km range 1G ∗ Introduced in the late 1970s and early 1980s ∗ Operates in the 900MHz frequency range ∗ Analog signal ∗ Frequency Division Multiple Access (FDMA) 1G - FDMA ∗ Breaks up the available frequency into 30 KHz channels ∗ Allocates a single channel to each phone call ∗ The device can then transmit on this channel Frequency ∗ No other device can share this channel even if the person is not talking at the time ∗ A different channel is required to receive ∗ The voice/sound is transmitted as analogue data 1G - FDMA ∗ The available bandwidth of the common channel is divided into bands that are separated by guard bands ∗ No sharing of the frequency bands, idle if not used ∗ High quality analog filters or large guard band required 1G - Cellular ∗ Cellular Architecture ∗ Allows the area to be broken into smaller cells ∗ The mobile device then connects to the closest cell Cell Cell Cell Cell Cell Cell Cell Cell Cell Cell Cell Cell Cell Cell Cell Cell 1G - Cellular ∗ Cellular architecture requires the available frequency to be distributed between the cells ∗ If cells next to each other used the same frequency each would interfere with each other Cell Cell Cell Cell 1G - Cellular ∗ Cells with the same number have the same set of frequencies ∗ Adjacent channel interference can be controlled with transmit and receive filters 10 3G - GPS ∗ Stand for Global Positioning System ∗ The GPS satellites transmit signals to a GPS receiver These receivers passively receive satellite signals ∗ GPS operations depend on a very accurate time reference, which is provided by atomic clocks on board the satellites ∗ When the receiver estimates the distance to at least four GPS satellites, it can calculate its position in three dimensions 34 3G - GPS ∗ GPS is only dependent on 3G for an initial fix to make it faster to acquire the satellites ∗ Using a plain GPS receiver can leave you awaiting signal for an accurate location for a very long time ∗ 3G & Wifi to make sure the map is loaded, and know its rough location due to being registered with local towers 35 4G - Definition ∗ Defined by the ITU (International Telecommunication Union) ∗ 100 Mbps for high mobility service ∗ Gbps for low mobility/fixed service ∗ Frequency band to GHz 36 4G - Definition ∗ Support both TDD and FDD duplexing technologies with UL/DL configurable ratios for both ∗ Network architecture will be all IP based ∗ Must utilize MIMO technology ∗ Latency: ∗ Data – 10 ms In both UL & DL ∗ Idle state to active state – 100 ms 37 4G - Structure 38 4G - Versions ∗ LTE ∗ 100 Mbps in downlink and 50 Mbps in uplink ∗ WiMAX ∗ 128 Mbps in downlink and 56 Mbps in uplink ∗ HSPA+ ∗ 84 Mbps in downlink and 22 Mbps in uplink 39 4G - Versions ∗ LTE-Advanced standardized by the 3GPP ∗ WiMAX Release standardized by IEEE 40 4G - Technologies ∗ OFDM (Orthogonal Frequency Division Multiplexing) ∗ MIMO (Multiple Input Multiple Output) ∗ IPv6.0 ∗ SDR (Software Defined Radio) 41 4G - Advantage ∗ High speed, high capacity and low cost per bit ∗ Affordable communication services ∗ Support for interactive multimedia, voice, streaming video, internet and other services ∗ Better spectral efficiency 42 4G - Disadvantage ∗ Battery uses is more ∗ Hard to implement ∗ Need complicated hardware 43 5G ∗ Around the year 2020 ∗ In 2008, the Korean IT R&D program of "5G mobile communication systems” ∗ In October 2012, the UK's University of Surrey secured £35M for new 5G research center 44 5G ∗ It is a packet based network ∗ Around 1Gbps data rate ∗ Frequency band is 2.8GHz ∗ Lower battery consumption ∗ Not harmful to human health 45 IPv6 SUPPORT ∗ IPv6 increases the IP addresses size from 32bit to 128 bits ∗ IPv6 support large number of wireless enabled devices ∗ IPv6 extend the IP address space enough to offer a unique IP address to any device 46 5G - BENEFITS ∗ High speed, high capacity, low cost ∗ Support interactive multimedia, voice, streaming video, internet, … ∗ Global access, service portability, and scalable mobile services ∗ 5G technology is providing large broadcasting of data in Gigabit which supporting almost 65,000 connections ∗ Through remote management offered by 5G technology, users can get better and fast solution 47 Thank you for your listening! Q&A [...]... preferred networks to provide service ∗ User will only have access to GSM services with mobile device if he/she has already subscribed to these services ∗ User may have to enter a Personal Identification Number (PIN) 22 2.5G ∗ GPRS stands for General Packet Radio Service ∗ Also known as 2.5G ∗ Standard developed by ETSI and 3GPP ∗ Provides packet-switched capability to GSM networks ∗ Connects GSM networks... Data transfers to around 237 kbps 25 3G ∗ Short form of Third Generation (not the IEEE 802.11 wireless network) ∗ Comply with the International Mobile Telecommunications (IMT-2000) ∗ Application: ∗ Wireless voice telephony ∗ Mobile Internet access ∗ Fixed wireless Internet access ∗ Video calls and mobile TV 26 3G - Ability ∗ Transmission allows both voice data and non-voice data (download, emails, instant... conventional cellular voice, text and MMS services, but can also carry data at high speeds W-CDMA Allowing mobile operators to deliver higher bandwidth applications including streaming and broadband Internet access Uses the same core network as the 2G GSM networks deployed worldwide, allowing dual mode mobile operation along with GSM/EDGE CDMA 2000 Also known as C2K or IMT Multi‑Carrier (IMT‑MC) TD-CDMA... digital network ∗ Features ∗ Phone calls ∗ Voice mail ∗ Receive simple email messages ∗ Time Division Multiple Access (TDMA) ∗ Code Division Multiple Access (CDMA) 13 2G - TDMA ∗ Time Division Multiple Access (TDMA) ∗ Global System for Mobile Communications (GSM) was defined by ETSI in 1989 ∗ Based on the idea to break individual frequencies into 8 timeslots of 0.577ms length (total 4.615ms) ∗ Each mobile. .. packet-switched capability to GSM networks ∗ Connects GSM networks to IP networks ∗ Theoretical maximum data rate of 171.2 Kbps 23 2.5G ∗ Features includes: - Phone calls/fax - Voice mail - Send/receive large email messages - Web browsing - Navigation/maps 24 2.75G ∗ Enhanced Data GSM Evolution (EDGE) ∗ Also known as Enhanced GPRS (EGPRS) or 2.75G ∗ The network architecture used is the same as that of GPRS ∗ Enhanced... switching 27 3G - History ∗ Carried out by the International Telecommunication Union (ITU) in the early 1980s (Develop in 15 years) ∗ The first pre-commercial 3G network was launched by NTT DoCoMo in Japan in 1998 ∗ 2001: commercial version of the W-CDMA network ∗ 2003: being used in Europe ∗ 2007: being used in Maroc, Africa ∗ 2009: Viet Nam started implemented 3G 28 3G - Standard W-CDMA CDMA 2000 Wideband... 3G - Standard W-CDMA Wideband Code Division Multiple Access Also known as C2K or IMT Multi‑Carrier (IMT‑MC) Use CDMA channel access, to send voice, data, and signaling data between mobile phones and cell sites CDMA 2000 Evolution stage: CDMA2000 1X > CDMA2000 EV-DO Revision 0, A, B, C > CDMA2000 EVDV Relatively long technical history and is backward-compatible with its previous 2G iteration IS-95 TD-CDMA ... Standard developed by ETSI and 3GPP ∗ Provides packet-switched capability to GSM networks ∗ Connects GSM networks to IP networks ∗ Theoretical maximum data rate of 171.2 Kbps 23 2.5G ∗ Features includes:... Generation (not the IEEE 802.11 wireless network) ∗ Comply with the International Mobile Telecommunications (IMT-2000) ∗ Application: ∗ Wireless voice telephony ∗ Mobile Internet access ∗ Fixed wireless... speeds W-CDMA Allowing mobile operators to deliver higher bandwidth applications including streaming and broadband Internet access Uses the same core network as the 2G GSM networks deployed worldwide,