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T-Mobile is the brand name used by the mobile communications subsidiaries of the German telecommunications company Deutsche Telekom AG. The brand is also active in the Czech Republic, the Netherlands, Poland, and the United States.
Qualcomm is an American multinational corporation headquartered in San Diego, California, and incorporated in Delaware. It creates semiconductors, software, and services related to wireless technology. It owns patents critical to the 5G, 4G, CDMA2000, TD-SCDMA and WCDMA mobile communications standards.
Verizon is an American wireless network operator that previously operated as a separate division of Verizon Communications under the name of Verizon Wireless. In a 2019 reorganization, Verizon moved the wireless products and services into the divisions Verizon Consumer and Verizon Business, and stopped using the Verizon Wireless name. Verizon is the largest wireless carrier in the United States, with 121.3 million subscribers as of the end of Q2 2021.
A mobile network operator (MNO), also known as a wireless service provider, wireless carrier, cellular company, or mobile network carrier, is a provider of wireless communications services that owns or controls all the elements necessary to sell and deliver services to an end user, including radio spectrum allocation, wireless network infrastructure, back haul infrastructure, billing, customer care, provisioning computer systems, and marketing and repair organizations.
KDDI Corporation is a Japanese telecommunications operator formed on October 1, 2000 through the merger of DDI Corp., KDD Corp., and IDO Corp. It has its headquarters in the Garden Air Tower in Iidabashi, Chiyoda, Tokyo.
Rogers Wireless Inc. is a Canadian wireless telephone company headquartered in Toronto, providing service nationally throughout Canada. It is a wholly owned subsidiary of Rogers Communications. The company had revenues of just under $15.1 billion in 2018. Rogers Wireless is the largest wireless carrier in Canada, with 10.8 million subscribers as of Q3 2020.
TracFone Wireless, Inc. (TFWI) is an American prepaid, no-contract mobile phone provider. TFWI is a subsidiary of Verizon Communications, and offers products and services under several brands. It operates as a mobile virtual network operator (MVNO), holding agreements with the United States' largest wireless network operators to provide service, including AT&T Mobility, T-Mobile US, Verizon and UScellular.
A mobile phone operator, wireless provider, or carrier is a mobile telecommunications company that provides wireless Internet GSM services for mobile device users. The operator gives a SIM card to the customer who inserts it into the mobile device to gain access to the service.
Telcel is a Mexican wireless telecommunications company, owned by América Móvil. Founded in 1984 and based in Mexico City, Telcel is the leading provider of wireless communications services in Mexico. As of December 31, 2006, Telcel's cellular network covered more than 63% of the geographical area of Mexico, including all major cities, and 90% of Mexico's population. Telcel holds concessions to operate a wireless network in all nine geographic regions in Mexico using both the 850 megahertz and 1900 megahertz radio spectrum. According to Cofetel, as of July 2008, Telcel's subscribers represented an estimated 77.2% share of the Mexican wireless market. In August 2011, Telcel reported it has 66.9 million cellular subscribers.
Martin "Marty" Cooper is an American engineer. He is a pioneer in the wireless communications industry, especially in radio spectrum management, with eleven patents in the field.
Chunghwa Telecom Company, Ltd. is the largest telecommunications company in Taiwan and the incumbent local exchange carrier of PSTN, Mobile, and broadband services in the country.
Mobile VoIP or simply mVoIP is an extension of mobility to a Voice over IP network. Two types of communication are generally supported: cordless/DECT/PCS protocols for short range or campus communications where all base stations are linked into the same LAN, and wider area communications using 3G/4G protocols.
MediaTek Inc. is a Taiwanese fabless semiconductor company that provides chips for wireless communications, high-definition television, handheld mobile devices like smartphones and tablet computers, navigation systems, consumer multimedia products and digital subscriber line services as well as optical disc drives.
T-Mobile US, Inc. is an American wireless network operator partly owned by German telecommunications company Deutsche Telekom (DT), which has a 43.2% share. Its headquarters are located in Bellevue, Washington, in the Seattle metropolitan area, and Overland Park, Kansas, in the Kansas City metropolitan area. T-Mobile is the second-largest wireless carrier in the United States, with 108.7 million subscribers as of the end of Q4 2021.
The history of the prepaid mobile phone began in the 1990s when mobile phone operators sought to expand their market reach. Up until this point, mobile phone services were exclusively offered on a postpaid basis (contract-based), which excluded individuals with poor credit ratings and minors under the age of 18.
Glentel is a Canadian retail firm. Based in Burnaby, the company deals primarily as a retailer of mobile phone services; in Canada, the company operates over 350 wireless outlets under the Tbooth Wireless and WIRELESSWAVE brands, particularly in mall kiosks. Glentel outlets sell services from Bell Mobility and Rogers Wireless—who jointly own the company, along with their respective value brands, and SaskTel in Saskatchewan. The company also operates store-within-a-store kiosks at Canadian Costco locations under the WIRELESS etc. brand, and operated as Target Mobile at Target locations in Canada until the chain's closure.
Senao can refer to:
Senao Networks, Inc. is a Taiwanese manufacturer of data networking and telephony products marketed under the EnGenius and Senao brands. The company was spun off in 2006 from Senao International, Co., Ltd., a distributor of cell phones and related electronics and accessories and a subsidiary of Chunghwa Telecom, the incumbent PSTN, mobile, and broadband carrier of Taiwan. All three are public companies listed on the Taiwan Stock Exchange.
References
- ↑ "Businessweek" . Retrieved 21 May 2014.
- ↑ China (Taiwan), Ministry of Foreign Affairs, Republic of (2007-04-09). "Mobile phone retailers ring up value by offering more services". Taiwan Today. Retrieved 2020-06-22.
- ↑ "Senao" . Retrieved 21 May 2014.
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