1. Broadcast Technology RTV 151 Telephony Internet & WWW Broadband & Wireless Digital Mobile Communication Telephony Internet & WWW Broadband & Wireless Digital Mobile Communication

2. Developing Technologies G 3G / 4G / 5G cell phones -- packet and circuit switching G Wi-Fi G 802.11 and 802.11x refers to a family of specifications developed by the IEEE for wireless LAN technology. G Institute of Electrical and Electronics Engineers, pronounced I-triple-E G WiMax G Also known as IEEE 802.16--intended for wireless "metropolitan area networks". Provides broadband wireless access (BWA) up to 30 miles (50 km) for fixed stations, and 3 - 10 miles (5 - 15 km) for mobile stations. G WiFi/802.11 wireless local area network standard is limited in most cases to only 100 - 300 feet (30 - 100m). G Clearwire bought by Sprint (phased out as separate) G 3G / 4G / 5G cell phones -- packet and circuit switching G Wi-Fi G 802.11 and 802.11x refers to a family of specifications developed by the IEEE for wireless LAN technology. G Institute of Electrical and Electronics Engineers, pronounced I-triple-E G WiMax G Also known as IEEE 802.16--intended for wireless "metropolitan area networks". Provides broadband wireless access (BWA) up to 30 miles (50 km) for fixed stations, and 3 - 10 miles (5 - 15 km) for mobile stations. G WiFi/802.11 wireless local area network standard is limited in most cases to only 100 - 300 feet (30 - 100m). G Clearwire bought by Sprint (phased out as separate)

3. Why 802? G The 802 group is the section of the IEEE involved in network operations and technologies, including mid-sized networks and local networks. Group 15 deals specifically with wireless networking technologies, and includes the now ubiquitous 802.15.1 working group, which is also known as Bluetooth.

5. Developing Technologies G WPAN G Wireless personal area network G Bluetooth and Zigbee G Personal hotspots G RFID G “IBM Uses RFID to Track Conference Attendees” G “New chip promises to track kids from miles away” G Tracks things and people G DTV? / HD Radio G Multicasting channels -- data transmission? G Two way interactivity G FCC approval G WPAN G Wireless personal area network G Bluetooth and Zigbee G Personal hotspots G RFID G “IBM Uses RFID to Track Conference Attendees” G “New chip promises to track kids from miles away” G Tracks things and people G DTV? / HD Radio G Multicasting channels -- data transmission? G Two way interactivity G FCC approval

6. More wireless data transfer… G Like AppleWatch, ApplePay G Near field communication (NFC) is the set of protocols that enable electronic devices to establish radio communication with each other by touching the devices together, or bringing them into proximity to a distance of typically 10cm or less.radio G An NFC device requires something that is plugged in with constant power as the receiver. G Like AppleWatch, ApplePay G Near field communication (NFC) is the set of protocols that enable electronic devices to establish radio communication with each other by touching the devices together, or bringing them into proximity to a distance of typically 10cm or less.radio G An NFC device requires something that is plugged in with constant power as the receiver.

7. Developing Technologies G Bluetooth -- 802.15.1 G Name comes from Harald Bluetooth, king of Denmark in the late 900s G There are lots of different ways that electronic devices can connect to one another--Component cables, Electrical wires, Ethernet cables, WiFi, Infrared signals… G Bluetooth: a networking standard that works at two levels: G Agreement at the physical level – it’s a radio-frequency standard; G AND, agreement at the protocol level: products have to agree on when bits are sent, how many will be sent at a time, and how the parties in a conversation can be sure that the message received is the same as the message sent. (headphones, cell phone, GPS, PDA) G Bluetooth -- 802.15.1 G Name comes from Harald Bluetooth, king of Denmark in the late 900s G There are lots of different ways that electronic devices can connect to one another--Component cables, Electrical wires, Ethernet cables, WiFi, Infrared signals… G Bluetooth: a networking standard that works at two levels: G Agreement at the physical level – it’s a radio-frequency standard; G AND, agreement at the protocol level: products have to agree on when bits are sent, how many will be sent at a time, and how the parties in a conversation can be sure that the message received is the same as the message sent. (headphones, cell phone, GPS, PDA)

8. Developing Technologies G ZigBee G The set of specs built around the IEEE 802.15.4 wireless protocol. G Name "ZigBee" derived from the erratic zigging patterns many bees make between flowers when collecting pollen. The standard is regulated by a group known as the ZigBee Alliance, with over 150 members worldwide. G Bluetooth focuses on connectivity between large packet user devices--laptops, phones, major peripherals…. G ZigBee is designed to provide highly efficient connectivity between small packet devices. G ZigBee G The set of specs built around the IEEE 802.15.4 wireless protocol. G Name "ZigBee" derived from the erratic zigging patterns many bees make between flowers when collecting pollen. The standard is regulated by a group known as the ZigBee Alliance, with over 150 members worldwide. G Bluetooth focuses on connectivity between large packet user devices--laptops, phones, major peripherals…. G ZigBee is designed to provide highly efficient connectivity between small packet devices.

9. Smart Home video G ZigBee and … Z-Wave G Mesh type connection G Open standards vs. proprietary… G ZigBee and … Z-Wave G Mesh type connection G Open standards vs. proprietary…

10. Proprietary or agreed-upon? G VHS vs. Beta (home video) G DVD-R / DVD-RW vs. DVD+R / RW vs. RAM G SD cards or compact flash cards G HD-DVD vs. BluRay G WMA vs. QuickTime etc. codecs G HDTV (8-VSB / COFDM) G VHS vs. Beta (home video) G DVD-R / DVD-RW vs. DVD+R / RW vs. RAM G SD cards or compact flash cards G HD-DVD vs. BluRay G WMA vs. QuickTime etc. codecs G HDTV (8-VSB / COFDM)

11. Technical changes G Copper wires to fiber optic cable G Circuit Switching to packet switching G Landline to wireless G Convergence of technologies and companies G Copper wires to fiber optic cable G Circuit Switching to packet switching G Landline to wireless G Convergence of technologies and companies

12. Cell Phones G Early -- 2-way radio type service G Phone / ‘cells’ / towers G Ugly towers? Ugly towers G Connects to Mobile Telephone Switching Office (MTSO) G Going to another cell phone in same area on same service, routed to another tower G To another service or a landline, routed to the Public Switched Telephone Network (PSTN) G But…phase out of PSTN G Early -- 2-way radio type service G Phone / ‘cells’ / towers G Ugly towers? Ugly towers G Connects to Mobile Telephone Switching Office (MTSO) G Going to another cell phone in same area on same service, routed to another tower G To another service or a landline, routed to the Public Switched Telephone Network (PSTN) G But…phase out of PSTN

13. Generations G ‘two-way radio’ style G ‘cellular’ process developed by (‘old’) AT&T G IG -- analog -- 1983 -- AMPS -- ‘advanced mobile phone service G 2G -- digital introduction -- early 1990s G CDMA, TDMA initially in the U.S. (CDMA: Sprint, Verizon) G GSM type adopted first in Europe (AT&T / T- Mobile) G ‘two-way radio’ style G ‘cellular’ process developed by (‘old’) AT&T G IG -- analog -- 1983 -- AMPS -- ‘advanced mobile phone service G 2G -- digital introduction -- early 1990s G CDMA, TDMA initially in the U.S. (CDMA: Sprint, Verizon) G GSM type adopted first in Europe (AT&T / T- Mobile)

14. Generations G 3G -- higher data transmission speeds -- switch to packet switching (Interim -- ‘2.5G’ ‘Edge’) G Verizon, AT&T, Sprint & T-Mobile all offer high speed 3G wireless networks. All moving to 4G...but, interim technologies G 3G -- about 3 mbps throughput; 4G about 10 mbps (about 10x faster) G Based on phone AND network infrastructure G 3G -- higher data transmission speeds -- switch to packet switching (Interim -- ‘2.5G’ ‘Edge’) G Verizon, AT&T, Sprint & T-Mobile all offer high speed 3G wireless networks. All moving to 4G...but, interim technologies G 3G -- about 3 mbps throughput; 4G about 10 mbps (about 10x faster) G Based on phone AND network infrastructure

15. Today… G Although GSM and CDMA are often the foundation…also LTE, HSPDA, UMTS G High-Speed Downlink Packet Access (HSDPA) is an enhanced 3G system G UMTS (Universal Mobile Telecommunications Service) is a 3G broadband, packet-based transmission of text, VOIP, video, and multimedia at data rates up to 2 Mbps. UMTS is based on the Global System for Mobile (GSM) communication. G Although GSM and CDMA are often the foundation…also LTE, HSPDA, UMTS G High-Speed Downlink Packet Access (HSDPA) is an enhanced 3G system G UMTS (Universal Mobile Telecommunications Service) is a 3G broadband, packet-based transmission of text, VOIP, video, and multimedia at data rates up to 2 Mbps. UMTS is based on the Global System for Mobile (GSM) communication.

16. Today… G GSM -- Global System for Mobile communication (AT&T, T-Mobile) G CDMA -- CDMA stands for Code Division Multiple Access (Sprint, Verizon) G 4G – LTE example G Evolution… 3G, 3G HSPA, 3G HSPA Evolution,WiMax, 4G LTE, 4G LTE Advanced G 4G LTE Advanced (LTE-A) is ‘the true 4G’ G Other: WiMax2 (802.16m) G What we have really had is ‘pre-4G’ G GSM -- Global System for Mobile communication (AT&T, T-Mobile) G CDMA -- CDMA stands for Code Division Multiple Access (Sprint, Verizon) G 4G – LTE example G Evolution… 3G, 3G HSPA, 3G HSPA Evolution,WiMax, 4G LTE, 4G LTE Advanced G 4G LTE Advanced (LTE-A) is ‘the true 4G’ G Other: WiMax2 (802.16m) G What we have really had is ‘pre-4G’

17. Cell phone as hybrid medium G Delivery of video to cellular phones became widespread… voice / data … and G Verizon’s V-Cast service (3G EV-DO) failed G MobiTV service (needs unlimited data plan)MobiTV service G Both use the cellular network to deliver the content. G MediaFlo, developed by Qualcomm, used part of the television broadcasting spectrum (channel 55) to send multi-media content to mobile phones (as noted before). (spectrum sold) G Allows wireless carriers to offer video content without taking up much needed bandwidth in their cellular network. ….now trying  G Delivery of video to cellular phones became widespread… voice / data … and G Verizon’s V-Cast service (3G EV-DO) failed G MobiTV service (needs unlimited data plan)MobiTV service G Both use the cellular network to deliver the content. G MediaFlo, developed by Qualcomm, used part of the television broadcasting spectrum (channel 55) to send multi-media content to mobile phones (as noted before). (spectrum sold) G Allows wireless carriers to offer video content without taking up much needed bandwidth in their cellular network. ….now trying 

18. Now trying… G Multimedia Broadcast Multicast Service (eMBMS), which is also known as LTE Broadcast.

19. Broadband delivery -- wired G DSL G DSLAM / extenders (digital subscriber line access multiplexer) G IPTV (AT&T: U-verse, Verizon: FiOS) G Dedicated line (no slowdown) G Cable modem (DOCSIS -- 1.0 / 2.0 / 3.0) G Data Over Cable Service Interface Specification G Shared down trunk line (slowdown) G Information service / no open access G Fiber to the home/premises (FTTH/P) G FTTN -- fiber to the node (last mile is coaxial cable for cable & twisted-pair copper for DSL) … vs. AT&T now with U-verse build G Broadband over power line (BPL) G Interference G State approval G DSL G DSLAM / extenders (digital subscriber line access multiplexer) G IPTV (AT&T: U-verse, Verizon: FiOS) G Dedicated line (no slowdown) G Cable modem (DOCSIS -- 1.0 / 2.0 / 3.0) G Data Over Cable Service Interface Specification G Shared down trunk line (slowdown) G Information service / no open access G Fiber to the home/premises (FTTH/P) G FTTN -- fiber to the node (last mile is coaxial cable for cable & twisted-pair copper for DSL) … vs. AT&T now with U-verse build G Broadband over power line (BPL) G Interference G State approval

20. Broadband delivery -- wireless G Fixed wireless broadband (FWB) (from MMDS) G 3G mobile wireless (4G / pre-4G) G Wi-Fi (IEEE 802.11) (‘WLAN’) G Wi-Max (802.16) (www.clear.com) G Satellite G HughesNet & WildBlue (several now)several now G Latency problem (VoIP, games) “a time delay between the moment something is initiated, and the moment one of its effects begins or becomes detectable” G Fixed wireless broadband (FWB) (from MMDS) G 3G mobile wireless (4G / pre-4G) G Wi-Fi (IEEE 802.11) (‘WLAN’) G Wi-Max (802.16) (www.clear.com) G Satellite G HughesNet & WildBlue (several now)several now G Latency problem (VoIP, games) “a time delay between the moment something is initiated, and the moment one of its effects begins or becomes detectable”

21. Go back and forward a bit G Games G HMD, virtual reality, immersive action G Automotive telematics G Smart car G Now, smart home G E-Health G Wearables G Body monitor and communication G Games G HMD, virtual reality, immersive action G Automotive telematics G Smart car G Now, smart home G E-Health G Wearables G Body monitor and communication

22. Home Networks G Residential gateway (aka - cable/DSL router) G ‘the key device in most home networks’ G Wired (server / hub / router) LAN G Wireless (wi-fi / WLAN / 802.11) G Interconnects all computers and other IP devices G Connects the home network to the broadband connection G Residential gateway (aka - cable/DSL router) G ‘the key device in most home networks’ G Wired (server / hub / router) LAN G Wireless (wi-fi / WLAN / 802.11) G Interconnects all computers and other IP devices G Connects the home network to the broadband connection

23. Home Networks G Convergence G ‘The Cloud’ – someone else’s server vs. all data on your own home system G ‘Base’ connects with all your devices G OTT (Google, Apple, Roku) G Home security G Tracking, control from anywhere, always available G TV Everywhere G Convergence G ‘The Cloud’ – someone else’s server vs. all data on your own home system G ‘Base’ connects with all your devices G OTT (Google, Apple, Roku) G Home security G Tracking, control from anywhere, always available G TV Everywhere

24. ‘Specs’ Technical specifications or standards G Like all issues – establish technical standards G HPNA -- Home Phoneline Networking Alliance -- technology, built on Ethernet, allows all the components of a home network to interact over the home's existing telephone wiring without disturbing the existing voice or fax services G IEEE -- Institute of Electrical and Electronics Engineers G Like all issues – establish technical standards G HPNA -- Home Phoneline Networking Alliance -- technology, built on Ethernet, allows all the components of a home network to interact over the home's existing telephone wiring without disturbing the existing voice or fax services G IEEE -- Institute of Electrical and Electronics Engineers

25. Home ‘hot spot’ Applications? G Multiple networked computers G Computers share one printer G Integration of phone / cable or satellite systems / DVR, Slingbox, Netflix, digital linear channels, etc. with IP G Security system connections G Automotive telematics G Multiple networked computers G Computers share one printer G Integration of phone / cable or satellite systems / DVR, Slingbox, Netflix, digital linear channels, etc. with IP G Security system connections G Automotive telematics

26. Home ‘hot spot’ Applications? G Control any IP device -- Microsoft has been working with Whirlpool to allow users to monitor their laundry with their home network, computer, TV, and cell phone. G Continuing growth in American homes operating a wireless network, making the US the leader in adoption of wireless home networks. G Control any IP device -- Microsoft has been working with Whirlpool to allow users to monitor their laundry with their home network, computer, TV, and cell phone. G Continuing growth in American homes operating a wireless network, making the US the leader in adoption of wireless home networks.

27. Wireless security G Wireless ‘cloud’ -- public places G Encryption types G WEP -- Wired Equivalency Privacy G easily hacked -- do a ‘Cracking wi-fi’ or cracking WEP search on YouTube Wireless Hacking / WEP hacking / Free wi-fi anywhere Wireless Hacking WEP hacking Free wi-fi anywhere G WPA -- Wi-Fi Protected Access G 128 bit encryption G WPA Personal -- password protected G WPA-Enterprise -- server verified G Evil Twins G Phony hotspots to steal information G Wireless ‘cloud’ -- public places G Encryption types G WEP -- Wired Equivalency Privacy G easily hacked -- do a ‘Cracking wi-fi’ or cracking WEP search on YouTube Wireless Hacking / WEP hacking / Free wi-fi anywhere Wireless Hacking WEP hacking Free wi-fi anywhere G WPA -- Wi-Fi Protected Access G 128 bit encryption G WPA Personal -- password protected G WPA-Enterprise -- server verified G Evil Twins G Phony hotspots to steal information

28. What else? G Smart Home (video) / robotics G Speech recognition G Types: Discrete, continuous & complete G Speech recognition gone awry Speech recognition gone awry G Better success demo (click screen when page loads) Better success demo G Ultra HD video (cinema--replace film projection) G Electronic paper (Kindle, iPad) (e-paper demo)e-paper demo G E-ink / e-Books chapter G Wikis G GIGO conundrum? G Google docs as collaborative authoring? G Smart Home (video) / robotics G Speech recognition G Types: Discrete, continuous & complete G Speech recognition gone awry Speech recognition gone awry G Better success demo (click screen when page loads) Better success demo G Ultra HD video (cinema--replace film projection) G Electronic paper (Kindle, iPad) (e-paper demo)e-paper demo G E-ink / e-Books chapter G Wikis G GIGO conundrum? G Google docs as collaborative authoring?

29. Virtual / Augmented Reality (RWWW) G Second Life (promo/commercial)promo/commercial G Google Earth and other competitors G Education, Entertainment, etc. in a ‘virtual world’? G Google Glass (failed) G Samsung VR HMD ‘Gear VR’ G Second Life (promo/commercial)promo/commercial G Google Earth and other competitors G Education, Entertainment, etc. in a ‘virtual world’? G Google Glass (failed) G Samsung VR HMD ‘Gear VR’

30. Semantic web G Computer speed, power and storage G How to simulate touch, smell, taste G HMD, haptics, immersive environment G Human-computer interface G Thinking machines ### G Computer speed, power and storage G How to simulate touch, smell, taste G HMD, haptics, immersive environment G Human-computer interface G Thinking machines ###