A great many people are wondering what is LTE. This expanding technology is formally called 3GPP Long Term Evolution for Universal Mobile Telecommunications System (3GPP UMT LTE). The wireless broadband technology is designed to allow roaming internet access for handheld devices, like mobile phones, tablets and laptops. It has been devised with many enhancements over the previous mobile communication standards. The forum responsible for its development and standardisation is the Third Generation (3G) Partnership Project.
The 3GPP was set up during December of 1998. Its contributors belong to worldwide based telecommunications companies which are known as the Organisational Partners. The first remit of the 3GPP was to develop 3G mobile phone systems which were globally relevant. Since its launch, the scope of its obligations have grown.
At the present time, the 3GPP is accountable for maintaining and developing three main technological areas. Between them are the GSM (Global Systems for Mobile Communications), which contains the evolution of radio access technologies. It is also accountable for the evolved 3G and beyond mobile networks which are based upon the 3GPP core systems. The group also maintains evolved IMS (IP Multimedia Subsystems) which are access-independent.
The LTE technology can be deployed simply and can supply high data rates with low latencies across great distances. Known as 4G (fourth generation), it is better than 3G systems. For example, initial readings show the 4G network can easily attain data download speeds of almost 16 Mbps, as opposed to around 1 Mbps for 3G connections. The average upload speed for the 4G system is about 1.5 Mbps, compared with 0.7 Mbps for the 3G.
LTE networks are much easier to make use of than its predecessors. Its network architecture is much easier because it is merely a network that is packet switched. The system does not possess the capability to handle text messages and voice calls natively. Those kinds of services are usually controlled by networks that are circuit-switched, such as CDMA (Code Division Multiple Access) and GSM.
The Simplified Architecture Evolution (SAE) of the LTE is basically an easier version of the architecture which is currently utilised by the Universal Mobile Telecommunications Systems (UMTS). The UMTS dictates a comprehensive network system which encompasses the Universal Terrestrial Radio Access Network (UTRAN), as well as the core Mobile Application Part (MAP) network. It also certifies users through their Subscriber Identity Module (SIM) cards.
The recent 4G system is dependent upon two kinds of radio links. The downlink moves from the tower to the device, and the uplink travels from the device to the tower. Since two separate kinds of interfaces are used, wireless communications in both directions are optimised.
The downlink technology is much more advanced than both the CDMA and the TDMA (Time Division Multiple Access), which have been in use since 1990. The newly developed radio interface is known as the Orthogonal Frequency Division Multiple Access (OFDMA). It orders that multiple in-multiple out (MIMO) technology is used. This means a device has multiple connections to each cell, which enhances the stability of each connection and lessens its latency greatly.
For the uplinks, a scheme known as DFTS-OFDMA (Discrete Fourier Transform Spread, Orthogonal Frequency Division, Multiple Access) is utilised. It produces a superior Single Carrier Frequency (SC-FDMA) signal. Among other elements, it has a greater power ratio for uplinking.
There are two subcategories within the LTE technology: the FDD (Frequency Division), and the TDD (Time Division). The more usual variation is the FDD. It relies on different frequencies for uplinks and downlinks in the form of band pairs. As a result, each band supported by a phone consists of two separate frequency ranges. The TDD variation depends upon a single frequency range inside a band. This band is divided into pieces in order to assist both the transmission and reception of signals within its single frequency range.
Wimax is an existing technology that relies on underlying wireless (wi-fi) networks. In contrast, in the UK, LTE is based on a similar type of technology which is presently used by the country's 3G network. For this explanation, the UK plans to utilise the 4G LTE technology as opposed to Wimax.
To comprehend what is LTE may aid people make informed buying choices. Selecting new devices that support 4G networks are wise choices. This technology is expected to command worldwide telecommunications for years to come.
The 3GPP was set up during December of 1998. Its contributors belong to worldwide based telecommunications companies which are known as the Organisational Partners. The first remit of the 3GPP was to develop 3G mobile phone systems which were globally relevant. Since its launch, the scope of its obligations have grown.
At the present time, the 3GPP is accountable for maintaining and developing three main technological areas. Between them are the GSM (Global Systems for Mobile Communications), which contains the evolution of radio access technologies. It is also accountable for the evolved 3G and beyond mobile networks which are based upon the 3GPP core systems. The group also maintains evolved IMS (IP Multimedia Subsystems) which are access-independent.
The LTE technology can be deployed simply and can supply high data rates with low latencies across great distances. Known as 4G (fourth generation), it is better than 3G systems. For example, initial readings show the 4G network can easily attain data download speeds of almost 16 Mbps, as opposed to around 1 Mbps for 3G connections. The average upload speed for the 4G system is about 1.5 Mbps, compared with 0.7 Mbps for the 3G.
LTE networks are much easier to make use of than its predecessors. Its network architecture is much easier because it is merely a network that is packet switched. The system does not possess the capability to handle text messages and voice calls natively. Those kinds of services are usually controlled by networks that are circuit-switched, such as CDMA (Code Division Multiple Access) and GSM.
The Simplified Architecture Evolution (SAE) of the LTE is basically an easier version of the architecture which is currently utilised by the Universal Mobile Telecommunications Systems (UMTS). The UMTS dictates a comprehensive network system which encompasses the Universal Terrestrial Radio Access Network (UTRAN), as well as the core Mobile Application Part (MAP) network. It also certifies users through their Subscriber Identity Module (SIM) cards.
The recent 4G system is dependent upon two kinds of radio links. The downlink moves from the tower to the device, and the uplink travels from the device to the tower. Since two separate kinds of interfaces are used, wireless communications in both directions are optimised.
The downlink technology is much more advanced than both the CDMA and the TDMA (Time Division Multiple Access), which have been in use since 1990. The newly developed radio interface is known as the Orthogonal Frequency Division Multiple Access (OFDMA). It orders that multiple in-multiple out (MIMO) technology is used. This means a device has multiple connections to each cell, which enhances the stability of each connection and lessens its latency greatly.
For the uplinks, a scheme known as DFTS-OFDMA (Discrete Fourier Transform Spread, Orthogonal Frequency Division, Multiple Access) is utilised. It produces a superior Single Carrier Frequency (SC-FDMA) signal. Among other elements, it has a greater power ratio for uplinking.
There are two subcategories within the LTE technology: the FDD (Frequency Division), and the TDD (Time Division). The more usual variation is the FDD. It relies on different frequencies for uplinks and downlinks in the form of band pairs. As a result, each band supported by a phone consists of two separate frequency ranges. The TDD variation depends upon a single frequency range inside a band. This band is divided into pieces in order to assist both the transmission and reception of signals within its single frequency range.
Wimax is an existing technology that relies on underlying wireless (wi-fi) networks. In contrast, in the UK, LTE is based on a similar type of technology which is presently used by the country's 3G network. For this explanation, the UK plans to utilise the 4G LTE technology as opposed to Wimax.
To comprehend what is LTE may aid people make informed buying choices. Selecting new devices that support 4G networks are wise choices. This technology is expected to command worldwide telecommunications for years to come.
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