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Research In Motion Limited engages in the design, manufacture, and marketing of wireless solutions for the mobile communication market worldwide. The company provides platforms and solutions for access to email, phone, short message service, organizer, Internet, and intranet-based corporate data applications. It also licenses its technology to handset and software vendors to enable these companies to offer wireless data services using the BlackBerry Enterprise Server and BlackBerry Internet Service. The company also enables various third party developers and manufacturers to improve their products and services with wireless connectivity. The company offers its products to carrier partners, resellers, and end users. The company was incorporated in 1984 and is headquartered in Waterloo, Canada.


Brasil Telecom S.A. provides fixed-line telecommunications services in Brazil. It offers local and intrastate fixed line telecommunications services. The company's local fixed-line services include calls that originate and terminate within a single local area, as well as installation, monthly subscription, public telephones, and supplemental local services. Intrastate long distance services consist of intrastate and interstate calls, and international long distance services. The company also provides wireless telecommunications services using global system for mobile communications through its subsidiary, Brasil Telecom Celular S.A. In addition, it provides network services that comprise interconnection, leasing of facilities, and fixed-to-mobile services; and data transmission services. Further, the company provides various other supplemental local services, which include voice mail, call waiting, call forwarding, conferencing, speed dialing, caller ID, and advertising on public telephone cards. Brasil Telecom also offers Internet services. As of December 31, 2004, Brasil Telecom had 2,109 points of sale (POS), including 16 flagship stores, 48 kiosks, 800 exclusive authorized dealers and nonexclusive authorized sales agents, and 1,300 prepaid card resellers. These POS offer fixed-line, ADSL, mobile, Internet installation CDs, intelligent services, accessories, modems, and personal computers. The company is based in Brasilia, Brazil. Brasil Telecom S.A. is a subsidiary of Brasil Telecom Participacoes S.A.


APT Satellite Holdings Limited (APT), through its subsidiary, APT Satellite Company Limited, provides satellite services in China and Asia-Pacific region. Its satellite-based telecommunications and broadcasting services include very small aperture terminal, wholesale voice, and Internet POP gateway services. APT also provides satellite transponder capacity for television programming distribution; backhaul operations, which include the transmission of video feeds from one location to another; and ad hoc or spot services, such as the transmission of special events and live news reports from the scene of the event. It offers these services to television stations, local cable operators, and master antenna systems. The company's telecommunications services include the provision of transponder capacity for private communications networks for data and voice communications and the provision of public switched telephone network carrier services, including the wholesale voice to telecom network operators and other communications service providers in Asia. As of December 31, 2004, APT operated four satellites. The company was founded in 1992 and is based in Tai Po, Hong Kong.


Cogent Communications Group, Inc. provides Internet access and Internet Protocol, or communications services to small and medium-sized businesses, communications service providers, and other bandwidth-intensive organizations. It offers on-net services to customers in multi-tenant office buildings, such as law, financial services, advertising and marketing, and other professional services businesses, as well as to bandwidth-intensive users, such as universities, other ISPs, and commercial content providers. In addition, the company provides Internet connectivity to customers that are not located in buildings directly connected to the company's network. Further, it offers managed modem, email, dial-up Internet, shared Web hosting, voice, managed Web hosting, managed security, and legacy point-to-point services. The company also operates data centers that allow customers to co-locate their equipment and access the company's network. It markets its services through direct sales personnel and agents in North America and Europe. The company was founded in 1999 and is headquartered in Washington, D.C.


Telecom Argentina S.A. provides fixed-line public telecommunications services and basic telephone services in Argentina. It primarily offers voice, data, and Internet services, such as basic telephony services, including local and domestic long-distance telephone services and public telephone services; international long-distance services; data transmission and Internet services; and other basic telephony services, such as call waiting, call forwarding, conference calls, voice mail, and itemized billing, as well as provides telecommunications consulting and telecommunications equipment and maintenance services. The company also offers wireless telephone services and directory publication services in Argentina. Telecom Argentina, formerly known as Sociedad Licenciataria Norte S.A., was founded in 1990 and changed its name to Telecom Argentina STET-France Telecom S.A. in 1990. Further, it changed its name to Telecom Argentina S.A. in 2004. The company is based in Buenos Aires, Argentina. Telecom Argentina S.A. is a subsidiary of Nortel Inversora S.A.


GeoEye, Inc., through its subsidiaries, provides space-based imagery of the earth. It operates satellites that collects, processes, and distributes digital imagery of the earth's surface, atmosphere, and weather conditions. The company's satellites include IKONOS, OrbView-2, and OrbView-3. IKONOS and OrbView-3 support a range of applications, including defense, military planning, and intelligence; general mapping and charting; and civil and commercial applications, such as agriculture, forestry, and environmental monitoring. OrbView-2 supports an array of projects, focusing on global change, global warming, and nonscientific applications for commercial fishing and environmental monitoring, as well as naval operations. The company also operates image production and exploitation facilities, as well as a satellite image processing facility that provides advanced image processing products, software, engineering analysis, and related services to the U.S. Government and other commercial customers; and offers asset-mapping and corridor management solutions to utilities, engineering companies, developers, and federal, state and local government agencies. In addition, it is constructing, GeoEye-1, a commercial remote-sensing satellite. The company was founded in 1991 and is headquartered in Dulles, Virginia.


Internet Gold-Golden Lines, Ltd. operates in the fields of Internet access, e-content/e-advertising, e-commerce, search, and VoIP-based telephony in Israel. The company and its subsidiaries provide Internet access and related value-added services, content and e-commerce activities through portals, and e-advertising services to meet the needs of residential, small office and home office, and business subscribers in Israel. It also offers international telephony services, including call termination and international direct call services. The company's Internet access packages include basic access accounts, asymmetrical digital subscriber lines, cable services, virtual private networks, ISDN dial-up accounts, leased and frame relay lines, and dial-up networking. Its subsidiary, MSN Israel, Ltd., offers Microsoft-branded search, instant messaging, Hotmail, and various portal services. The company's other subsidiary, Gold Mind, Ltd., engages in the marketing and sale of Internet contents, technologies, virtual magazines, and value added services, such as antivirus and antispam services, as well as develops selected Internet content ventures. It also owns an Internet interactive games Web site and a Russian-language portal in Israel. The company's other value-added services include commercial Web hosting, server co-location, global roaming, high-speed Internet access, integrated expert services, security services and products, unified messaging, encyclopedia, gold mail, Web sites, online backup, professional, and system support services. Internet Gold-Golden Lines was founded by Eli Holtzman. It was incorporated in 1992 under the name Euronet Golden Lines (1992), Ltd. and changed its name to Internet Gold-Golden Lines, Ltd. in 1999. The company is headquartered in Petach Tikva, Israel.


RRSat Global Communications Network, Ltd. provides end-to-end, content distribution and management services to television and radio broadcasting industries. The company, through its proprietary RRSat Global Network', composed of satellite and terrestrial fiber optic transmission capacity and the public Internet, offers distribution services for content providers. The company's content distribution services include uplink, downlink, turnaround, encryption, encoding, storage, localization and time delay services, and integrated content management, such as production and playout services, and satellite newsgathering services. Its content management services involve the digital archiving and compilation of a customer's programming and advertising content into one or more broadcast channels. The company provides these services to approximately 295 television channels and 80 radio channels in approximately 150 countries. Its RRSat Global Network delivers content to four different end markets, including cable operators, satellite operators, Direct to Home market, and public Internet. In addition, the company offers various production services on a contractual basis and satellite newsgathering services through its fleet of 10 vans for outside broadcasting and electronic news gathering crews and packages. RRSat Global was founded in 1981. The company was formerly known as R.R. Satellite Communications, Ltd. and changed its name to RRSat Global Communications Network, Ltd. in August 2006. RRSat Global is headquartered in Omer, Israel.


Premiere Global Services, Inc. (PGS) provides business communications services and business process solutions in North America, Europe, and Asia Pacific. The company operates in two segments, Data Communications, and Conferencing and Collaboration. The Data Communications segment offers data communications services and business process solutions that deliver business critical and time-sensitive information, such as mortgage rate updates, equity research reports, and regulatory updates. The Conferencing and Collaborations business segment offers traditional and voice-over-Internet-protocol (VoIP)-based audio conferencing and Web based data collaboration services for group communications activities, such as investor relations calls, training sessions, sales planning calls, and project team meetings. PGS, formerly known as PTEK Holdings, Inc., was incorporated in 1991. The company is headquartered in Atlanta, Georgia.


Hughes Communications, Inc., through its subsidiary, provides satellite-based communications services and equipment to small and medium sized businesses, and enterprise customers. The VSAT segment provides satellite-based private networks to provide broadband connectivity to fixed locations on the ground. This segment offers network equipment and services that enable private networking, intranet and Internet access, credit card verification, voice services, inventory tracking and control, and content delivery and video distribution applications. It also provides broadband Internet services, as well as Internet service provider services, such as email and Web hosting; maintains hub facilities at Germany, India, and Brazil to provide ground support; and offers installation, program management, training, and support services. The Telecom Systems segment provides satellite ground segment systems, including design and development engineering, user device equipment, RF terminals, ground-based beam forming equipment, and base station solutions to mobile system operators. This segment develops broadband products for point-to-multipoint microwave radio network systems. The Parent and Other segment offers engineering services, as well as owns intellectual property, including stereo encoding and decoding technology that is used to support the end-to-end delivery of stereo audio over legacy analog television transmission systems, and various versions of FLEX paging reference designs that are used to provide one-way machine-to-machine wireless telemetry control for commercial and industrial applications. Hughes Communications serves automotive, energy, hospitality, retail, and services industries in the United States, Europe, South America, the Caribbean, Africa, Asia, and the Middle East. The company was founded in 2005 and is headquartered in Germantown, Maryland. Hughes Communications, Inc. is a subsidiary of Apollo Investment Fund IV, L. P


Telkom SA Limited offers fixed-line voice and data services, and mobile communications in South Africa. Its Fixed-Line segment provides fixed-line voice, data, directory services, and wireless data services. Its fixed-line voice services include subscription and connection services, long distance, fixed-to-mobile and international voice services, interconnection and transit communications services, international voice over Internet protocol services, subscription based value-added voice services, customer premises equipment sales, and directory services. Its fixed-line data services include domestic and international data transmission services, such as leased lines and packet-based services, managed data networking services, and Internet access and related information technology services. It also provides various directory and wireless data services. The company's Mobile segment provides various communications services, including voice and data services, value-added services, and handset sales. It offers fixed-line telephony services, including domestic, prepaid, international, public payphone, and carrier services. The company offers its services to business, residential, and payphone customers. Telkom SA was incorporated in 1991 and is based in Pretoria, South Africa.


Asia Satellite Telecommunications Holdings Limited (AST), through its wholly owned subsidiary, Asia Satellite Telecommunications Company Limited, provides satellite transponder capacity in Asia. The company provides transponder capacity primarily to the television broadcasting, telecommunications (including private communication networks), and Internet and multimedia markets in various countries and regions, including the United Kingdom, the United States, Australia, British West Indies, China, Germany, Hong Kong, Korea, Kuwait, Pakistan, Singapore, Taiwan, the United Arab Emirates, and Vietnam. As of May 31, 2005, AST operated three satellites: AsiaSat 2, AsiaSat 3S, and AsiaSat 4. The company also provides a digital broadcast platform on AsiaSat 2 that offers one stop shop services, including satellite capacity, signal turnaround facilities, and analog/digital conversion to broadcast customers from Europe and the Middle East for their services to Asia and Australia. Its services are used in various industries, including banking and finance, paging, petroleum exploration, print media, and transportation, as well as in public services, such as water supply, railway, meteorology, environmental protection for basic voice, fax, and data communications or for video conferencing delivery. AST was formed in 1988 and is based in Hong Kong.


Syniverse Holdings, Inc. provides technology services to wireless carriers worldwide. The company's services include: technology interoperability services, network services, number portability services, call processing services, and enterprise solutions. Its technology interoperability services enable the invoicing and settlement of domestic and international wireless roaming telephone calls, wireless data events, and Wi-Fi sessions. It also provides short messaging service routing and translation services between carriers. The network services, through its SS7 network, connect disparate wireless carrier networks and enable access to intelligent network database services like caller identification, and provide translation and routing services to support the delivery and establishment of telephone calls. The number portability services are used by wireless carriers to enable wireless subscribers to switch service providers while keeping the same telephone number. The call processing services provide wireless carriers global call handling and fraud management solutions that enable wireless subscribers from one carrier to make and accept telephone calls while roaming on another carrier's network. The enterprise solutions, through enterprise wireless data management platform, enable carriers to offer corporate customers reporting and analysis tools to manage telecom-related expenses. Syniverse Holdings also provides its network customers with access to various third-party intelligent network databases. The company offers its services to telecommunications service providers primarily in North America, Latin America, Asia Pacific, and Europe. Syniverse Holdings was founded in 1987 and was formerly known as GTE Telecommunication Services, Inc. The company is headquartered in Tampa, Florida.


Telestone Technologies Corporation provides wireless communications coverage solutions in Vietnam, Indonesia, Malaysia, Thailand, and India. Its wireless coverage solutions include research and development, and application of wireless communications technology. The company provides solutions to the telecommunications industry, which cover indoor and outdoor environments comprising hotels, residential estates, office buildings, airports, exhibition centers, underground stations, highways, and tunnels. Telestone Technologies also offers various wireless communications equipment, including repeaters, antennas, and radio frequency peripherals. In addition, the company provides project design, project management, installation, maintenance, and other after-sales services. The company also offers the 3D solution, which utilizes fiber technology in the radio frequency signal distribution to transmit high speed data signals, and the PHS system optimization solution to address issues related to wireless network, including network coverage, network planning, network capacity and network disturbance. In addition, the company provides 3G applicable equipments, such as WCDMA, CDMA2000, and TD-SCDMA. Its TD-SCDMA repeater application solution could be applied to signal coverage of blind spots, such as signal blocked areas, tunnels, and temporary meeting rooms. Telestone Technologies was founded in 1997 and is headquartered in Beijing, China.


NeuStar, Inc. provides clearinghouse services to the North American communications industry and Internet service providers worldwide. The company operates the authoritative directories that manage various telephone area codes and numbers, and enables the dynamic routing of calls among communications service providers (CSPs) in the United States and Canada. NeuStar also provides clearinghouse services to CSPs, including Internet service providers, cable television operators, and voice over internet protocol service providers. In addition, the company manages the authoritative directories for the .us and .biz Internet domains, as well as for common short codes, part of the short messaging service. NeuStar was founded in 1996 and is headquartered in Sterling, Virginia.


Hungarian Telephone and Cable Corp., together with its subsidiaries, provides various telecommunication services in the Republic of Hungary. The company provides local wireline telephone services and long distance services. It also offers broadband and dial-up Internet services. As of December 31, 2004, the company served 279,600 residences and 38,500 businesses in Bekes, Nograd, and Papa/Sarvar in Hungary. In addition, it offers fixed line voice, data, and Internet services to businesses. The company served approximately 1,200 customers principally in Hungary, as well as in central and eastern Europe, as of the above date. The company was formed in 1992 and is based in Seattle, Washington.


PAETEC Holding Corp. provides integrated communication services worldwide. It offers a suite of voice, data, and Internet protocol (IP) services, as well as enterprise communications management software, network security solutions, CPE, and managed services. The company provides a range of voice and high-speed data network services on a retail basis to its end-user business and institutional customers, as well as network services comprising voice services, such as local dial tone services, domestic and international long distance services, calling card services, Internet access services, virtual private network services, and Internet security services. Its carrier services include long distance termination, long distance network services, origination for competitive local providers and other carriers, network security services for local resale service providers and other competitive carriers, local access to Internet service providers, high-speed Internet connectivity for Internet service providers and Web services applications, network optimization management software for local providers and long distance carriers, and colocation services. In addition, the company offers applications services; network design and implementation; equipment sales, installation, and leasing; network management; network and security consulting; and managed services. As of December 31, 2006, PAETEC had in service 52,371 digital T1 transmission lines for approximately 19,100 core network services and carrier services customers in its 29-market service area. The company offers its services to the financial services, government, healthcare, higher education, hospitality, manufacturing and distribution, professional services, and retail industries. The company was founded in 1998 and is headquartered in Fairport, New York.


Crown Castle International Corp. (CCI) engages in the ownership, operation, and lease of towers for wireless communications. The company leases antenna space on its towers that accommodates multiple tenants, as well as provides certain network services, such as antenna installations, network design and site selection, site acquisition, site development, and other services to its customers. As of December 31, 2004, CCI owned, leased, or managed 12,000 towers, including 10,612 towers in the United States and Puerto Rico, and 1,388 towers in Australia. It offers its services primarily to various wireless communications companies that provide cellular, personal communications services, specialized mobile radio, 3G, broadband data services, and paging services in the United States and Australia. CCI was founded in 1994 and is headquartered in Houston, Texas.


American Tower Corporation and its subsidiaries engage in the ownership, operation, and development of wireless and broadcast communications sites in the United States, Mexico, and Brazil. The company operates in two segments: Rental and Management, and Network Development Services. The Rental and Management segment leases antenna space on multi tenant communications towers to wireless service providers, and radio and television broadcast companies. It primarily serves personal communications services, cellular, enhanced specialized mobile radio, paging, and fixed microwave industries. The Network Development Services segment provides nonconstruction services, including site acquisition, zoning, permitting, and structural analysis. American Tower was founded in 1995 and is headquartered in Boston, Massachusetts.


ORBCOMM, Inc., a satellite-based data communication company, operates a two-way wireless data messaging system optimized for narrowband data communication worldwide. Its system consists of a network of 30 low-Earth orbit, satellites, and accompanying ground infrastructure. The company offers satellite communications services and subscriber communicators. Its communications services are used by businesses and government agencies that are engaged in tracking, monitoring, controlling, and communicating with fixed or mobile assets. The assets that are connected through the company's data communications system include trucks, trailers, railcars, containers, heavy equipment, fluid tanks, utility meters, pipeline monitoring equipment, marine vessels, and oil wells. ORBCOMM markets and sells its products and services directly to original equipment manufacturers and government customers; and indirectly through value-added resellers (VARS), international VARs and licensees, and country representatives in the commercial transportation, heavy equipment, fixed asset monitoring, marine vessels, and government and homeland security markets. As of December 31, 2006, it had approximately 225,000 billable subscriber communicators activated on its system. The company was founded in 2001 and is headquartered in Fort Lee, New Jersey.


Xfone, Inc. provides long distance voice and data telecommunications services internationally. It primarily offers local, long distance, and international telephone services; prepaid and postpaid calling cards; cellular services; mobile phone services; messaging services, including facsimile, nodal, and email related services; VOIP services; reselling opportunities; and email and fax broadcasting services. The company serves residential, commercial, governmental agencies, and resellers in Europe, Australia, North America, South America, Asia, and Africa. Xfone was founded in 1990 and is based in London, the United Kingdom.


Embarq Corporation, through its subsidiaries, offers local and long distance voice and data services, high-speed Internet access, and wireless and satellite video services to consumers and business customers in the United States. The company operates in two segments, Telecommunications and Logistics. Telecommunications segment offers voice, data, high-speed Internet, and wireless services. Voice services include local calling services, including various calling features and other services, such as call forwarding, caller identification, voicemail, call waiting and inside wire installation and maintenance services; long distance voice and data services; switched access services; and wholesale communication service. It offers a range of data services to businesses, long distance carriers, wireless carriers, and CLECs. The company provided high-speed Internet access services to approximately 1 million subscribers. It also offers video services, engineering and customer support services, remote management and monitoring of CPE, remote security services to protect customer information and networks, maintenance of equipment under contract; and other service offerings, including caller identification database services, billing and collection services, and operator services. Logistics segment engages in procuring, configuring, and distributing equipment, materials, and supplies to the communications industry. This segment offers outside plant business communication systems, telephones and accessories, and network access equipment from manufacturers. The company markets and sells its products and services through consumer markets, business markets, wholesale markets, and logistics. As of December 31, 2006, Embarq Corporation offered regulated local communications services as an incumbent local exchange carrier to approximately 6.9 million access lines. The company was incorporated in 2005 and is headquartered in Overland Park, Kansas.


EarthLink, Inc. provides Internet access and related services to individual and business customers in the United States. It offers narrowband Internet access, including dial-up access over traditional telephone lines and wireless access through various handheld and laptop devices; broadband access via digital subscriber line, cable modem, satellite, and dedicated circuits; Web hosting; and advertising and related services. The company also sells equipment and devices used by subscribers to access its services. In addition, EarthLink provides technical support via telephone for technical matters. The company has strategic alliances with Sprint Corporation, which provides that EarthLink would be the preferred high-speed Internet service provider for Sprint's local residential and small business customers. It also has marketing relationship with Dell, Inc. In addition, EarthLink has an agreement with Time Warner Cable and Bright House Networks to offer its broadband Internet services over their systems. The company also offers Internet access software and tools to prevent advertising windows from appearing above or under a customer's main browser window; block spams; protect against spyware and phisher site scams; and block virus. EarthLink was founded by Sky Dayton in 1994. The company is based in Atlanta, Georgia.


WPCS International Incorporated provides engineering services focusing on wireless technology and specialty communication systems to corporations, government entities, and educational institutions in the United States. It operates in two segments, Specialty Communication Systems and Wireless Infrastructure Services. The Specialty Communication Systems segment designs and implements specialty communication systems for public safety, healthcare, homeland security, hospitality services, and gaming applications. This segment also offers wireless distribution systems, registered communications distribution design, network integration, video security, fiber optic cabling, telecommunication systems, audio/visual systems, and construction and trenching services. The Wireless Infrastructure Services segment's services include internal and external design and installation of a wireless solution to support data, voice, or video transmission between two or more points without the utilization of landline infrastructure. Its other services include radio frequency engineering, site survey, site design, and spectrum analysis. In addition, this segment mounts and aligns equipment; integrates the products into one system; tests, documents, and supports the installation; and provides network security, training, and technical support. WPCS International is based in Exton, Pennsylvania.


No description available.


Global Crossing Limited provides telecommunications services in North America, Latin America, Europe, and Asia/Pacific. It offers voice services, data services, and conferencing services. The company's voice services include switched and outbound and inbound voice services for long-distance traffic, toll-free routing services, calling cards, and commercial managed voice services. Its data services comprise network interconnectivity, capacity services, and access services. The company's conferencing services consist of videoconferencing, audio conferencing, and Web conferencing. The company serves financial services, healthcare, high tech, transportation and distribution, government, and research and education sectors, as well as systems integrators, telecommunications carriers, cable service providers, and wireless service providers. The company offers these services using a global IP-based network that directly connects approximately 300 cities in approximately 30 countries. Global Crossing was founded in 1997 and is based in Hamilton, Bermuda.


Medialink Worldwide Incorporated provides news and marketing media strategies and solutions that enable corporations and organizations to inform and educate their target audience on television, radio, print, and the Internet. The company offers creative services and multimedia distribution programs, including video and audio news and short-form programming, press release newswire distribution, and photography production and digital distribution. It operates in two divisions, Media Communications Services and Video Watermarking Services. The Media Communications Services division includes Broadcast Services Group (BSG) that provides content creation, production, distribution, and electronic broadcast monitoring services. BSG's principal products and services consist of video news releases and short-form promotional videos; live event broadcasts, including satellite media tours, videoconferences, and Webcasting; audio news releases; and radio media tours. This division also comprises U.S. Newswire, a press release wire service for governmental, public affairs, and nonprofit organization news sources. The Media Communications Services division distributes news releases through a direct wire service feed, as well as through email, satellite, the Internet, and broadcast fax. The Video Watermarking Services division offers Teletrax, an electronic video watermarking and tracking solution for the broadcast, advertising, and entertainment industries. The system provides proof of performance reports and alerts copyright owners to violations. The company was founded in 1986 and is headquartered in New York City.


Level 3 Communications, Inc. provides communications and information services worldwide. It offers softswitch services, including managed modem for the dial-up access business, wholesale voice-over-IP (VoIP) component services, and consumer oriented VoIP services; Internet protocol and data services, such as Internet protocol transit and network interconnection solutions; and transport and infrastructure services that include high-speed Internet access services, wavelengths, and dark fiber services. The company provides its services primarily to local exchange carriers, international carriers, broadband cable television operators, interexchange carriers, systems integrators, governments, VoIP service providers, calling card providers, conferencing providers, call centers, and media and entertainment content providers. As of December 31, 2004, it operated metropolitan networks totaling approximately 14,560 conduit miles and 792,000 fiber miles in the United States, and approximately 3,580 conduit miles and 155,000 fiber miles in Europe. The company was founded in 1884 and is headquartered in Broomfield, Colorado.


Metro One Telecommunications, Inc. engages in the development and provision of Enhanced Directory Assistance (EDA) and information services for the telecommunications industry. It contracts primarily with wireless carriers to provide its services to their subscribers. The company also provides other nondirectory assistance services and content for telephone carriers, such as MetroDex, a service that handles personal contacts and calendars. In addition, its EDA also includes connectivity features, such as StarBack and AutoBack, return-to-operator features; and NumberBack and QuickSend features, which allow a requested number or other information to be sent to a caller's telephone. Further, it operates in the landline telecommunications market and provides services to regional local exchange carriers, as well as offers Infone, a service that provides directory assistance and personal assistant services. Infone also provides nondirectory assistance personal service features, including movie, local event, and venue information; TeleConcierge, including hotel and restaurant information and reservations; turn-by-turn driving instructions; weather conditions and roadside assistance; personal contacts and calendar; and voice-email, that allows voice-generated email processing from any phone without access to a computer. As of April 29, 2005, the company had approximately 178,000 registered Infone users. Metro One markets its products and services to telecommunications carriers, businesses, governmental units, and other enterprises. The company is headquartered in Beaverton, Oregon.


China Techfaith Wireless Communication Technology Limited, a holding company, provides mobile handset design services in the People's Republic of China and internationally. It offers design services, which include industrial design, mechanical design, software design, hardware design, component selection and sourcing, prototype testing, pilot production, and production support. The company designs global system for mobile communications-based mobile handsets; code division multiple access (CDMA) mobile handsets; and wideband CDMA mobile handsets. It offers mobile handset design services to mobile handset brand owners. In addition, the company provides other products, which include wireless modules, printed circuit boards, and other electronic components. China Techfaith is headquartered in Beijing, the People's Republic of China.


Clearwire Corporation, also known as Clearwire Holdings, Inc., and its subsidiaries provide wireless broadband services and equipment worldwide. It delivers high-speed wireless broadband services to individuals, small businesses, public safety organizations, and others in various markets through its network. The company also designs, develops, and sells modems, base stations, and other equipment that enable deployment of non-line-of-sight, wireless broadband connectivity. In addition, the company offers voice over Internet protocol telephony services, as well as sells wireless broadband access systems and related technology to other third party domestic and international Internet service providers. As of March 31, 2006, the company offered its services in 27 markets in the United States covering approximately 200 municipalities. Clearwire Corporation was founded by Craig O. McCaw in 2003 and is headquartered in Kirkland, Washington.


IDT Corporation, through its subsidiaries, provides telecommunications and entertainment services worldwide. It provides retail and wholesale telecommunications services and products, including prepaid and rechargeable calling cards; consumer local, long distance, and wireless phone services; and wholesale carrier services. The company offers wholesale telecommunications services to other telecommunications companies, carrying their traffic over the company's communications network. It develops and produces 2D and 3D animated content for distribution theatrically, on television, and direct-to-video/DVD, as well as live-action content for television and direct-to-video/DVD distribution. In addition, the company engages in the media businesses, including brochure distribution and radio operations, as well as energy, customer contact services, and real estate businesses; and in the development of a fixed wireless network platform that would integrate the wireless spectrum with operational management capabilities and architecture to serve the specialized backhaul and telecommunications connectivity needs of customers. Further, the company provides a range of voice over Internet protocol (VoIP) communications services, including alternatives to traditional phone service, enterprise solutions to small and medium size businesses, calling cards, a VoIP solution for public call centers and Internet cafes, VoIP access directly to consumers, an outsourced offering for other carriers, and a solution for cable operators seeking to offer a telephony solution. The company was founded in 1990 and is headquartered in Newark, New Jersey.


Telkonet, Inc. engages in the development, production, and marketing of proprietary equipment that enables the transmission of voice and data over electric utility lines. It offers PlugPlus product suite that use existing electrical wiring in commercial buildings and residences to carry data communications signals, including the Internet. The company's products are primarily applied in voice over Internet protocol telephones, Internet connectivity, local area networking, video conferencing, closed circuit security surveillance, and various information services. Telkonet is headquartered in Germantown, Maryland.


Handheld Entertainment, Inc., a digital media company, provides commercial and user generated video entertainment content to audience on personal computers, handheld devices, and mobile devices. It offers content through,,,,, and Web sites, which offer media files, including music videos, news clips, television shows, short films, and feature-length films, as well as rights to additional media files in various genres, including teens, children, and independent films. As of January 2007, the company offered video content to approximately 13.7 million visitors per month through its network of Web sites. It also designs, produces, and sells portable media players in mass markets under ZVUE brand. The company's media players play video files in MP4, AVI, and Windows Media Video with DRM formats, as well as play audio files in MP3 and Windows Media Audio with DRM formats, and display JPEG photo images. Handheld Entertainment sells its media players through retail stores in the United States, as well as through retail store Web sites. The company is headquartered in San Francisco, California.


Vonage Holdings Corporation, through its subsidiaries, provides broadband voice over Internet protocol services to residential, and small and home office customers primarily in the United States, Canada, and the United Kingdom. It provides broadband telephone services through various service plans, including call waiting, caller ID, and call forwarding. The company also offers other features, such as area code selection; service and number portability; online account management; and personalized Web-enabled voicemail that allows customers to add or change its features online. In addition, it provides virtual phone numbers, toll free numbers, residential fax services, and business fax services, as well as Vonage SoftPhone, a software application that is downloaded and installed on computers, laptops, and WiFi-enabled personal digital assistant devices, which enables user to use a computer as a telephone. Further, the company offers Vonage-enabled devices, such as analog telephone adapters, which convert analog audio signals into digital data packets for transmission over the Internet; integrated adapters and routers; integrated cordless phones; WiFi phone, a pocket-sized wireless Internet phone; and V-phone, a USB compatible device. As of December 31, 2006, it had approximately 2.2 million subscriber lines. The company, formerly known as MIN-X.COM, was founded in 2000. It changed its name to Vonage Holdings Corporation in 2001. The company is headquartered in Holmdel, New Jersey.