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Wireless Media Resources
Industry Organizations, Standards,
Formats
by Douglas Dixon
- Mobile
Wireless Industry Organizations
- Mobile Wireless Data Services -
EDGE, CDMA, EV-DO, etc.
- Mobile Wireless TV Services
- Open Mobile Video, MediaFLO, DVB-H
- Wireless Broadband Networking Technology
- Wi-Fi, WiMAX, etc.
- Local
Device Networking Technology
- Wireless USB, Bluetooth, Near Field Communication, etc.
- Bluetooth Technology
- Profiles for phone, audio/video, communications, etc.
See also: Streaming
Media Resources (Streaming formats)
Open Mobile Alliance
(Logo image removed as per Cease Trademark Violation notice from OMA)
- Mobile service specifications
- Mobile Broadcast (BCAST) specification
Open global standard for interactive mobile TV and
on-demand video services
Adaptable to any IP-based mobile content delivery
technology
- www.openmobilealliance.org
- was Wap Forum - www.wapforum.org
Third Generation Partnership Project (3GPP)
Top
AT&T (Cingular) EDGE Mobile
Data Service
- Third-generation (2.5 G), high-speed, mobile data and Internet access
technology
- Average data speeds between 75 - 135 kbps
- Supports advanced data services: video and music clips, full picture &
video messaging,
high-speed color Internet access, email on the move
- late 07 - Available in more than 13,000 cities and towns and in areas
along 40,000 miles of highways
- www.wireless.att.com/learn/why/technology/edge.jsp
T-Mobile
3G Wireless Broadband Service
- UMTS / HSDPA high-speed data network / 3G wireless broadband service
- 9/08 - Available across 13 major metropolitan markets
- In 22 markets at G1 launch (end Oct.)
- Expand to 27 major markets in U.S. by end of 2008
More than two-thirds of T-Mobile's current data
customers
- Meaningful expansion to additional customers and markets through 2009.
Verizon Wireless Mobile Broadband Data
Service
- Now at 3G (third-generation) mobile broadband service
- "DSL-like"
data rates: no need for a Wi-Fi hotspot
- Best with "Unlimited" data service plan
But: forbids usage for services including streaming video,
extra charge for VZAccess connection for your computer through your phone to
the Internet
- www.verizonwireless.com
- Find related Verizon
Wireless articles in the Manifest Tech Blog
Verizon NationalAccess (CDMA 1xRTT)
- Previous generation
- Typical download 60 to 80 kbps, burst to 144 kbps
Verizon BroadbandAccess EV-DO
- 06 - Verizon BroadbandAccess service (up to $45 a
month)
- CDMA 1x Evolution-Data Optimized (EV-DO)
- Asymmetric data rates, much faster download than upload
- Typical download 400 to 700 kbps, burst to 2.4 mbps
- Typical upload of 40 to 60 kbps
Verizon EV-DO Rev A
- 1/07 - Revision A (Rev.
A) technology, greater Chicago area
Uploads 5 - 6X faster
- Typical download 450 to 800 kbps (600 kbps to 1.4
mbps), burst to 3.1 mbps
- Typical upload 300 to 400 kbps (500 to 800 kbps),
burst to 1.8 mbps
- 3/07 - Many cities, Philadelphia tri-state, Northeast corridor
- 3/07 - Sierra Wireless AirCard 595 $99.99 (two-year
contract), service $79.99 per month
Top
QUALCOMM MediaFLO -- Live TV Broadcast to
Handhelds ( CES 07)
- Designed for multicasting rich multimedia content
- Allows up to 20 live streaming video channels
split among national, regional, and local content
- Up to 50 nationwide "non-real-time" channels
(pre-recorded content)
and 15 local "non-real-time" channels, each up to 20 minutes of
content a day
- Up to QVGA at 30 fps plus stereo audio within single 6
MHz bandwidth
- Supports H.264 (312 kbps) and AAC+ (48 kbps) at 360
kbps average
vs. single voice circuit peak 13 kbps, average 4 kbps
- Power efficient, fast channel change (< 2 secs)
- Can deploy across wide area regions, transmitters
typically 60 km apart
Cover entire major metropolitan area with 2 to 3 towers
- Forward link only (FLO) technology
Orthogonal frequency division multiplexing (OFDM)
Simultaneously optimizes power consumption, frequency
diversity, time diversity
- Base layer transmission + enhancement for better
quality reception
- www.qualcomm.com/mediaflo
DVB-H - Global Mobile TV (Digital Video Broadcast-Handheld)
- Based on DVB-T specification for digital terrestrial
television
- Add features for battery life and environments of small
handheld devices
Time-slicing bursts of data allows the receiver to power
off when inactive
Forward error correction
- www.dvb-h.org
Open Mobile Video Coalition (OMVC)
- Alliance of U.S. commercial and public broadcasters
- Mission to accelerate the development of mobile digital video in the
United States
- Testing mobile digital television technologies
- Builds on current ATSC transmission standard to receive to display
television broadcasts while in motion
- www.openmobilevideo.com
Advanced Television Systems Committee
A-VSB -- Advanced-VSB Mobile DTV system - Samsung / Rohde & Schwarz
MPH -- Mobile-Pedestrian-Handheld Mobile DTV system - LG / Harris
Top
WiMedia Ultra-Wideband (UWB)
- High-speed (480Mbps and beyond), low power consumption multimedia data
transfers
- Wireless personal area network (WPAN)
- Up to 10 meters and beyond
- Selected by Bluetooth SIG and USB Implementers Forum as foundation of
high-speed wireless
for next generation consumer electronics, mobile and
computer applications
- Supports industry protocols including Certified Wireless USB, Wireless
1394, TCP/IP
Bluetooth, Ethernet, DVI, HDMI
- Ecma International standards - ECMA-368 and ECMA-369
- WiMedia Alliance - www.wimedia.org
- Intel - www.intel.com/technology/comms/uwb
Wireless USB
- Certified Wireless
USB will support robust high-speed wireless connectivity
by utilizing the common WiMedia MB-OFDM Ultra-wideband (UWB)
radio platform
as developed by the WiMedia Alliance
- Targeted at 480 Mbps at 3 meters, 110 Mbps at 10 meters
- Will integrate with high rate Bluetooth
- USB Implementers Forum (USB-IF) - www.usb.org/developers/wusb
Bluetooth
- See Bluetooth Technology details below
- Low-power, short-range radio technology
- Operates in unlicensed, 2.4 GHz ISM band
- Data Rate - Up to 3 Mbps with Version 2.0 + EDR; 1 Mbps for
earlier versions
- Range - Class 2 Bluetooth device max range about
10 meters / 33 feet
or 100 meters depending on the Bluetooth device class
- Bluetooth Specification Version 2.0 + EDR (Enhanced Data Rate)
- 3/06 - WiMedia multiband orthogonal frequency division multiplexing (MB-OFDM)
ultra-wideband (UWB) for integration with Bluetooth
- Bluetooth Special Interest Group - www.bluetooth.com
Near Field Communication (NFC) / NFC Forum
- Short-range wireless connectivity: ticketing, payment, gaming
- Intuitive, simple, and safe communication between electronic devices
- Devices within four centimeters of one another
- Operates at 13.56 MHz, 212 kbps to 20 centimeters, up to 424
Kbps
- Inherently secure, short transmission range
- NFC Forum - www.nfc-forum.org
ZigBee (IEEE 802.15.4)
- wireless standard for industrial remote control
- range 10 - 100 M, 250 Kbits at 2.4 GHz, 40 Kpbs at 915 Mhz, 20 Kpbs at 868
Mhz
- three levels of security
- ZigBee Alliance - www.zigbee.org
Infrared
- point-to-point, narrow angle (30° cone), ad-hoc data transmission
- operate over a distance of 0 to 1 meter, speeds of 9600 bps to 16 Mbps
- mainly used in payment systems, remote control, synchronizing PDAs
- Infrared Data Association (IrDA) - www.irda.org
Radio Frequency Identification (RFID)
- over 140 ISO standards for RFID for a broad range of applications
- passive tag can be powered at a distance by a reader device.
- receiver within a few feet,
- self-powered, active tags can be read from a greater distance
- can operate in low frequency (less than 100 MHz), high frequency (more
than 100 MHz),
and UHF (868 to 954 MHz)
Top
Wi-Fi Alliance (IEEE 802.11)
- wireless Local Area Network, based on IEEE 802.11 family of specifications
- actual 180 Mbps or higher
- Wi-Fi Protected Setup (previously Wi-Fi Simple Config) optional
certification program
simple configuration
- 802.11a - OFDM, 5 GHz spectrum, 54 Mbps max data rate
- 802.11b - DSSS, 2.4 GHz spectrum, 11 Mbps data rate
(original Wi-Fi)
- 802.11g - OFDM, 2.4 GHz spectrum, 54 Mbps max data rate
- 802.11n - 5 GHz, at least 100 Mbps, up to 540 Mbps
- 802.11e - improve quality of service
- 802.11h - supplement to 802.11a in Europe
- 802.11i - enhanced security, AES - WPA2
- 802.11k - Under development, increased radio resource management
- 802.11p - Under development, automotive communications, 5.9 GHz
spectrum
Dedicated short range communications (DSRC) in North
America
- 802.11r - Under development, improved roaming
- 802.11s - Mesh networking
- Multiple-Input-Multiple-Output (MIMO) technology for improved performance
multiple receivers and multiple transmitters in both
client and access point
- Wi-Fi Zone Finder - wi-fi.jiwire.com
- Wi-Fi Alliance - tests and certifies
www.wi-fi.org
/ www.wirelessethernet.org
WiMAX Forum
- Wireless metropolitan area network
- IEEE 802.16e-2005 Wireless Broadband Access (BWA)
- Range 50 km, data rates of 70 Mbps
- High power RF, high-speed wireless broadband Internet access
speed of multiple Mbps within a range of several miles
- Guaranteed QoS (Quality of Service) for VoIP, IPTV
- Original 10 - 66 GHz frequency bands, line of sight environments
- 802.16a - 2 - 11 GHz, does not need line of sight
- ZyXEL models operate at 2.5, 3.5, and 2.3 GHz bands for different regions'
regulations
- Last-mile solution for service providers to extend DSL coverage
- WiMAX Forum - www.wimaxforum.org
WiBro (Wireless Broadband)
- Portable Internet Service (WiBro)
- high data rate wireless internet access with PSS (Personal Subscriber
Station) stationary or mobile
- Primarily based in South Korea based on TTA specifications. 2300-2400 MHz,
TDD, OFDMA, channel bandwidth 10 MHz, etc.
- 512 / 128 Kbps DL / UL to 3 / 1 Mbps
Top
Bluetooth Special Interest Group (SIG)
- Low-power, short-range radio technology
- Operates in unlicensed, 2.4 GHz ISM band. (Cordless
phones, microwaves, Wi-Fi
- Adaptive Frequency Hopping (AFH) reduces
interference in sharing spectrum
- Class 2 radios - most commonly found in mobile
devices - range 10 meters, 30 feet
- Class 1 radios - used primarily in industrial use
cases - range 100 meters, 300 feet
- Bluetooth Specification Version 2.0 + EDR (Enhanced
Data Rate) Nov 2004
- Up to 3Mbps with Version 2.0 + EDR; 1 Mbps for
earlier versions
- 3/06 - WiMedia multiband orthogonal frequency
division multiplexing (MB-OFDM)
ultra-wideband (UWB) for integration with Bluetooth
- www.bluetooth.com
Bluetooth Features
- Paring
- Remote control
Phone answer, hang up, mute
Player: Play/pause, forward/reverse
- Multipoint - Pair multiple devices
Switch between music listening and incoming phone calls
- Interoperate
Receiver - play from phone to speakers, hi-fi, PC
Transmitter - from media player, PC to speakers, phone,
headset
Bluetooth Specs
- Radio operates in unlicensed ISM band at 2.4 GHz
(Cordless phones, microwaves, Wi-Fi)
- Operates in unlicensed, 2.4 GHz ISM band. (Cordless phones,
microwaves, Wi-Fi
- Data rate 1 Mbps, or 2 or 3 Mbps with EDR (Enhanced
Data Rate)
- Adaptive Frequency Hopping (AFH) reduces interference in sharing spectrum
- Class 2 radios - most commonly found in mobile devices - range 10
meters, 33 feet
- Class 1 radios - used primarily in industrial use - range 100
meters, 300 feet
Bluetooth Core Specification
- Bluetooth v1.1, v1.2, v 2.0, v 2.1
- Bluetooth 2.0 + EDR (Enhanced Data Rate)
- Peak 3.0 Mbps, Nov 2004
- v2.1 - Automatic pairing, lower power consumption,
improved security
Bluetooth Portable Device Profiles
Bluetooth Profiles - Headset / Telephony
- HFP - Hands-Free Profile - Mobile connectivity, place and receive
calls
- HSP - Head Set Profile
- CTP - Cordless Telephony Profile - Cordless phone
- ICP - Intercom Profile - Mobile phones communicate directly
Bluetooth Portable Device Profiles - Music / Audio
- A2DP - Advanced Audio Distribution Profile -
streaming stereo
CD quality stereo over wireless
stereo wireless speakers, music phones, headphones,
headsets, hands free car kits ...
- AVRCP - Audio & Video Remote Control Profile - Play remote
control
music & phone - Volume, mute, call answer /end, track forward/back,
pause/play, etc.
- AVRCP Headset (HSP v1.1) and Hands-free (HFP
v1.5)
Bluetooth Portable Device Profiles - Video
- GAVDP - General Audio/Video Distribution Profile - Basis for A2DP and VDP,
video and audio streams
- VDP - Video Distribution Profile - Stream video over
Bluetooth wireless technology
Bluetooth Profiles - Transfer / Communications
- DUN - Dial-up Networking Profile - Internet and dial-up
services
- FAX - Fax Profile - Dial-up fax
- FTP - File Transfer - File system browsing and transfer
- OPP - Object Push Profile - Push server and push client, file exchange
- PAN - Personal Area Networking Profile - Ad-hoc network, access
remote network through access point
- SDAP - Service Discovery Application Profile - Discover services on remote
device.
- SPP - Service Port Profile - Set up virtual serial ports to connect two
Bluetooth enabled devices.
- SYNC - Synchronization Profile - Personal Information Manager (PIM) synch,
with GOEP
Bluetooth Profiles - Input
- HID - Human Interface Device Profile - Keyboards,
pointing devices, gaming, and remote monitoring
Bluetooth Profiles - Print / Imaging
- BIP - Basic Imaging Profile - Transfer, print images
- BPP - Basic Printing Profile - Send text, e-mails,
vCards, images to printers
- HCRP - Hardcopy Cable Replacement Profile -
Driver-based printing
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