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High Speed Downlink Packet Access (HSDPA) is an enhanced 3G (third-generation) mobile communications protocol in the High-Speed Packet Access (HSPA) family. HSDPA is also known as 3.5G and 3G+ . It allows networks based on the Universal Mobile Telecommunications System (UMTS) to have higher data speeds and capacity.
An especially notable development during this time is the smartphone (for example, the iPhone, and the Android family), combining the abilities of a PDA with a mobile phone, leading to widespread demand for mobile internet connectivity. 3G has also introduced the term "mobile broadband" because its speed and capability made it a viable ...
Good coverage due to low frequencies Very low density Hard No 2G: TDMA and FDMA: GSM: Digital: 1991 Worldwide, all countries except Japan and South Korea SIM card: Some electronics, e.g. amplifiers Good coverage indoors on 850/900 MHz. Repeaters possible. 35 km hard limit. Very low density Hard Yes GPRS Class A 2G: CDMA: IS-95 (CDMA one ...
Many GSM phones support three bands (900/1,800/1,900 MHz or 850/1,800/1,900 MHz) or four bands (850/900/1,800/1,900 MHz), and are usually referred to as tri-band and quad-band phones, or world phones; with such a phone one can travel internationally and use the same handset. This portability is not as extensive with IS-95 phones, however, as IS ...
Green hopes the program will help boost tourism to the islands, Hawaii News Now reported Tuesday. Hawaii leaders want to make it easier for tourists from Japan to visit the U.S. state by creating ...
The latest on traveling to Maui, how hotels and vacation rentals have been affected by the fires, and more travel guidance. What to know about Hawaii travel right now Skip to main content
Travelers hoping to visit Hawaii in coming weeks are being asked to avoid West Maui, which has been ravaged by wildfires.
NTT DoCoMo originally planned to launch the world's first 3G services, initially branded Frontier of Mobile Multimedia Access (FOMA), in May 2001. [2] However, by May 2001, NTT DoCoMo had postponed the full-scale launch until October 2001, claiming they had not completed testing of their entire infrastructure, and would only launch an ...