Table of Contents
What are LTE technologies?
LTE (Long-Term Evolution) is a fourth-generation (4G) wireless standard that provides increased network capacity and speed for cellphones and other cellular devices compared with third-generation (3G) technology.
What is LTE and how it works?
LTE operates on a separate spectrum from 3G networks and requires new hardware. LTE provides fast data download speeds of several 100th megabits per second (Mbps), compared to several 10th Mbps for 3G, meaning that LTE is 5-10 times faster than 3G.
What is LTE network PDF?
Long Term Evolution (LTE) is a 4G Network launched by the 3GPP (Third Generation Partnership project) that provides higher data rate for subscribers at the same time reducing the cost per bit for service providers and much higher overall capacity to deliver more throughputs and reduced latency.
Why 4G LTE is known as all IP network?
4G is All-IP Like 3G, 4G networks are IP-based (Internet protocol), meaning that it uses a standard communications protocol to send and receive data in packets. Unlike 3G, however, 4G uses IP even for voice data. It is an all-IP standard.
What is LTE network architecture?
The high-level network architecture of LTE is comprised of following three main components: The User Equipment (UE). The Evolved UMTS Terrestrial Radio Access Network (E-UTRAN). The Evolved Packet Core (EPC).
How is data transmitted in LTE?
The base station transmits the data on a downlink shared channel (DL-SCH) and a physical downlink shared channel (PDSCH). The mobile composes a hybrid ARQ acknowledgement to indicate whether the data arrived correctly.
What is difference between LTE and WiFi?
Since LTE is accessed through a mobile device, its range is virtually limitless. Whether you’re at home or in transit, you can surf the web at your convenience, as long as your provider covers the area you’re in. Meanwhile, WiFi only works within a fixed location, so its range is limited to the router’s capability.
What is LTE interface?
Within an LTE network, LTE Interfaces connect the various components to or within the core. Interfaces allow the MME, SGW and PGW to cooperate with other network elements (e.g. HSS or PCRF). Each one of them is built in a standard way described by 3GPP.org.
What are the main components of the LTE network?
The high-level network architecture of LTE is comprised of following three main components:
- The User Equipment (UE).
- The Evolved UMTS Terrestrial Radio Access Network (E-UTRAN).
- The Evolved Packet Core (EPC).
What is LTE router?
An LTE router, otherwise known as a 4G router or a MiFi router, is a device that uses a satellite connection to plug into the Internet, and not cable. These routers may lack the speed of a wired connection, more in line with a mobile hotspot, but speeds have been increasing since 5G has been gaining in popularity.
What are the components of LTE?
What are LTE protocols?
LTE Protocols
- Air Interface Physical Layer.
- GPRS Tunnelling Protocol User Plane (GTP-U)
- GTP-U Transport.
- Medium Access Control (MAC)
- Non-Access-Stratum (NAS) Protocol.
- Packet Data Convergence Protocol (PDCP)
- Radio Link Control (RLC)
- Radio Resource Control (RRC)
What is LTE frame structure?
In LTE, DL and UL transmissions are organized into radio frames of 10 ms each. Each frame is divided into ten equally sized subframes. The duration of each subframe is 1 ms. Moreover, each subframe is further divided into two equally sized time slots, that is, each slot is 0.5 ms.