 | The factual accuracy of this article is disputed.
Please see the relevant discussion on the talk page. | The term 3.5G is sometimes used to describe the upgrade of 3G mobile telecommunications networks to higher data transmissions speeds, typically on the order of 3 Mbit/s (on a best effort basis). 0G refers to pre-cellular mobile telephony technology. ...
Push to talk, commonly abbreviated as PTT, is a method of conversing on half-duplex communication lines, including two-way radio, by pushing a button in order to send, allowing voice communication to be transmitted from you, and releasing to let voice communication be received. ...
Manual Tone Shift (MTS) was one of the earliest mobile telephone protocols. ...
The Improved Mobile Telephone Service (IMTS) is a pre-cellular VHF/UHF radio system that links to the PSTN. IMTS had originally only sixteen channels and were prone to network congestion and interference by others keying up their radios while a converstaion was already occurring on a channel. ...
The abbreviated mental test score (AMTS) was introduced by Hodkinson in 1972 to rapidly assess elderly patients for the possibility of dementia. ...
Autotel (also called PALM, or Public Automated Land Mobile) is a radiotelephone service which was the missing link between earlier MTS/IMTS and later cellular telephone services. ...
ARP (Autoradiopuhelin, Car Radio Phone in English) was the first commercially operated public mobile phone network in Finland. ...
1G (or 1-G) is short for first-generation wireless telephone technology, cellphones. ...
For other meanings of the abbreviation, see: NMT. NMT (Nordisk MobilTelefon or Nordisk MobilTelefon-gruppen, Nordic Mobile Telephony in English) is a mobile phone system that was created in 1981 as a response to the increasing congestion and heavy requirements of the ARP mobile phone network. ...
This article is about AMPS, the North American mobile phone system standard; AMPS is also an initialism for the All Media and Products Survey published by the South African Advertising Research Foundation. ...
2G (or 2-G) is short for second-generation wireless telephone technology. ...
The Global System for Mobile TeleCommunications (GSM) is the most popular standard for mobile phones in the world. ...
The title of this article is incorrect due to technical limitations. ...
IS-54 and IS-136 are second-generation (2G) mobile phone systems, known as Digital AMPS (D-AMPS). ...
Interim Standard 95 (IS-95), is the first CDMA-based digital cellular standard pioneered by Qualcomm. ...
Personal Digital Cellular (PDC) is a 2G mobile phone standard developed and used exclusively in Japan. ...
2. ...
General Packet Radio Service (GPRS) is a mobile data service available to users of GSM mobile phones. ...
A 2G mobile phone is a circuit switched digital mobile phone. ...
CDMA2000 is a 3G mobile telecommunications standard that uses CDMA, a multiple access scheme for digital radio, to send voice, data and signaling data (such as a dialed telephone number) between mobile telephones and cell sites. ...
Enhanced Data rates for GSM Evolution (EDGE) is a digital mobile phone technology which acts as a bolt-on enhancement to 2G and 2. ...
3G (or 3-G) is short for third-generation mobile telephone technology. ...
W-CDMA (Wideband Code Division Multiple Access) is a type of 3G cellular network. ...
Universal Mobile Telecommunications System (UMTS) is one of the third-generation (3G) mobile phone technologies. ...
FOMA, officially short for Freedom of Mobile Multimedia Access, is the brand name for the 3G services being offered by Japanese mobile phone operator NTT DoCoMo. ...
CDMA2000 is a 3G mobile telecommunications standard that uses CDMA, a multiple access scheme for digital radio, to send voice, data and signaling data (such as a dialed telephone number) between mobile telephones and cell sites. ...
TD-SCDMA (Time Division Synchronous Code Division Multiple Access) is a 3G mobile telecommunications standard, being pursued in the Peoples Republic of China by the Chinese Academy of Telecommunications Technology (CATT), Datang and Siemens AG, in an attempt to develop home-grown technology and not be dependent on Western...
High-Speed Downlink Packet Access or HSDPA is a mobile telephony protocol. ...
HSUPA, High-Speed Uplink Packet Access, is a data access protocol for mobile phone networks with extremely high upload speeds up to 5. ...
HSUPA, High-Speed Uplink Packet Access, is a data access protocol for mobile phone networks with extremely high upload speeds up to 5. ...
This article describes the wireless access technology 4G. For the 4G IATA code see Shenzhen Airlines 4G (or 4-G) is short for fourth-generation the successor of 3G and is a wireless access technology. ...
Wikipedia does not have an article with this exact name. ...
3G (or 3-G) is short for third-generation mobile telephone technology. ...
The first country to introduce 3.5G networks on a large national scale is Japan, and the first mobile operator is Japan's KDDI. KDDI has introduced CDMA 2000 1x-EVDO network starting in December 2003. One of the most popular services on KDDI's 3.5G network are EZchakuuta and Chaku Uta Full music downloads. KDDI Corporation is a Japanese telecommunication operator formed in October 2000 through the merger of DDI, KDD, and IDO Corp. ...
KDDI Corporation is a Japanese telecommunication operator formed in October 2000 through the merger of DDI, KDD, and IDO Corp. ...
KDDI Corporation is a Japanese telecommunication operator formed in October 2000 through the merger of DDI, KDD, and IDO Corp. ...
The service of au,the arm of mobile phone in KDDI, allows users to use usually 30 seconds or less songs as ring tones. ...
CDMA 2000 1x-EVDO CDMA2000 is managed by 3GPP2, which is separate and independent from UMTS's 3GPP. This article needs cleanup. ...
CDMA2000-1xEV-DO has a data rates of 144 kbit/s to over 3 Mbit/s. Adopted by the International Telecommunicatin Union ITU.
Arguably the most successful introduction of CDMA2000-1xEV-DO 3G networks is Japan's KDDI, which under the AU brand has more than 20 million 3G subscribers. Since December 2003, KDDI has been upgraded the CDMA2000-1x network to CDMA2000-1xEV-DO which achieves data rates up to 2.4 Mbit/s. During 2006 KDDI's AU plans to upgrade the network to above 3 Mbit/s. KDDI Corporation is a Japanese telecommunication operator formed in October 2000 through the merger of DDI, KDD, and IDO Corp. ...
KDDI Corporation is a Japanese telecommunication operator formed in October 2000 through the merger of DDI, KDD, and IDO Corp. ...
KDDI Corporation is a Japanese telecommunication operator formed in October 2000 through the merger of DDI, KDD, and IDO Corp. ...
W-CDMA - HSDPA See: High-Speed Downlink Packet Access High-Speed Downlink Packet Access or HSDPA is a mobile telephony protocol. ...
List of countries that have deployed 3.5G
Countries that have commercial 3.5G networks include:
References - CDMA Development Group - CDMA2000 Operator list
- UMTS Forum - deployment list (as at January 2004)
- 3G in Japan - FAQ
- 3GToday.com - CDMA2000 and WCDMA operator list with map, printable list
Related topics 2G (or 2-G) is short for second-generation wireless telephone technology. ...
2. ...
3G (or 3-G) is short for third-generation mobile telephone technology. ...
HSUPA, High-Speed Uplink Packet Access, is a data access protocol for mobile phone networks with extremely high upload speeds up to 5. ...
This article describes the wireless access technology 4G. For the 4G IATA code see Shenzhen Airlines 4G (or 4-G) is short for fourth-generation the successor of 3G and is a wireless access technology. ...
The Evolution to 3G describes the updating of mobile telecommunications networks around the world to use new 3G technology. ...
The 3rd Generation Partnership Project (3GPP) is a collaboration agreement that was established in December 1998. ...
The IP Multimedia Subsystem (IMS) is an open, standardised, operator friendly, NGN multi-media architecture for mobile and fixed IP services. ...
External links - 3G-FAQ
- 4G-FAQ
- Mobile Music FAQ
- 3G-report
- KDDI's success story KDDI is the first carrier world wide which introduced a commercial 3.5G network nationwide starting in December 2004.
- Mobile music in Japan report
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