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LTE goal & speed

Created: Dec 12, 2020 06:41:56Latest reply: Dec 19, 2020 05:07:19 618 18 0 0 0
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Dear All,

I want to know what is goal of LTE network and speed offer if compare to LTE advance what are their difference?

thanks you!

Featured Answers
Unicef
MVE Created Dec 12, 2020 08:03:01

Dear User, 

The goals for LTE include improving spectral efficiency, lowering costs, improving services, making use of new spectrum and reformed spectrum opportunities, and better integration with other open standards. LTE standards are in matured state now with release 8 frozen. While LTE Advanced is still under works. Often the LTE standard is seen as 4G standard which is not true. 3.9G is more acceptable for LTE. So why it is not 4G? Answer is quite simple - LTE does not fulfill all requirements of ITU 4G definition. Brief History of LTE Advanced: The ITU has introduced the term IMT Advanced to identify mobile systems whose capabilities go beyond those of IMT 2000. The IMT Advanced systems shall provide best-in-class performance attributes such as peak and sustained data rates and corresponding spectral efficiencies, capacity, latency, overall network complexity and quality-of-service management. The new capabilities of these IMT-Advanced systems are envisaged to handle a wide range of supported data rates with target peak data rates of up to approximately 100 Mbit/s for high mobility and up to approximately 1 Gbit/s for low mobility. 

LTE

LTE

Thanks!

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kunthea
kunthea Created Dec 13, 2020 05:38:39 (0) (0)
very details  
albertsilva
albertsilva Reply kunthea  Created Dec 19, 2020 00:18:40 (0) (0)
 
kunthea
kunthea Reply albertsilva  Created Dec 19, 2020 05:06:57 (0) (0)
 

Recommended answer

BetterMing
Created Dec 12, 2020 07:40:06

Posted by BetterMing at 2020-12-12 07:39LTE advanced is the evolution of LTE (long term evolution). It started in March 2008 and determine ...

Bandwidth: 100MHz.

Peak rate: downlink 1Gbps, uplink 500mbps.

Peak spectrum efficiency: 30bps / Hz for downlink and 15bps / Hz for uplink.

Optimize the indoor environment.

Effectively support new frequency band and large bandwidth applications.

The peak rate is greatly increased and the spectral efficiency is limited.

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kunthea
kunthea Created Dec 13, 2020 05:38:25 (0) (0)
good admin  
All Answers
Hello, dear! It's nice to meet you in the community. We're working on your problem. Please be patient.
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Hi dear. LTE (long term evolution) is a long-term evolution of UMTS (universal mobile communications system) technical standard formulated by 3GPP (the third generation partnership project). It was officially approved and launched at 3GPP Toronto conference in December 2004. OFDM (orthogonal frequency division multiplexing) and MIMO (multi input) are introduced into LTE system& Multi output (MIMO) and other key technologies have significantly increased the spectrum efficiency and data transmission rate (the theoretical maximum downlink transmission rate of 2x2mimo in the case of 64QAM with 20m bandwidth is 201mbps, after excluding the signaling overhead, it is about 150Mbps. However, according to the actual networking and terminal capacity limitations, it is generally considered that the downlink peak rate is 100Mbps, and the uplink behavior is 50Mbps), and supports multiple channels Bandwidth allocation: 1.4mhz, 3MHz, 5MHz, 10MHz, 15MHz and 20MHz. It supports the world's mainstream 2G / 3G frequency band and some new frequency bands. Therefore, the spectrum allocation is more flexible, and the system capacity and coverage are significantly improved.
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kunthea
kunthea Created Dec 13, 2020 05:39:02 (0) (0)
well note  
Posted by BetterMing at 2020-12-12 07:19 Hi dear. LTE (long term evolution) is a long-term evolution of UMTS (universal mobile communication ...
LTE advanced is the evolution of LTE (long term evolution). It started in March 2008 and determined the requirements in May 2008. LTE-A is not only an important source for 3GPP to form the European IMT advanced technology proposal, but also a backward compatible technology. It is fully compatible with LTE and is an evolution rather than a revolution.
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Posted by BetterMing at 2020-12-12 07:39LTE advanced is the evolution of LTE (long term evolution). It started in March 2008 and determine ...

Bandwidth: 100MHz.

Peak rate: downlink 1Gbps, uplink 500mbps.

Peak spectrum efficiency: 30bps / Hz for downlink and 15bps / Hz for uplink.

Optimize the indoor environment.

Effectively support new frequency band and large bandwidth applications.

The peak rate is greatly increased and the spectral efficiency is limited.

View more
  • x
  • convention:

kunthea
kunthea Created Dec 13, 2020 05:38:25 (0) (0)
good admin  

Dear User, 

The goals for LTE include improving spectral efficiency, lowering costs, improving services, making use of new spectrum and reformed spectrum opportunities, and better integration with other open standards. LTE standards are in matured state now with release 8 frozen. While LTE Advanced is still under works. Often the LTE standard is seen as 4G standard which is not true. 3.9G is more acceptable for LTE. So why it is not 4G? Answer is quite simple - LTE does not fulfill all requirements of ITU 4G definition. Brief History of LTE Advanced: The ITU has introduced the term IMT Advanced to identify mobile systems whose capabilities go beyond those of IMT 2000. The IMT Advanced systems shall provide best-in-class performance attributes such as peak and sustained data rates and corresponding spectral efficiencies, capacity, latency, overall network complexity and quality-of-service management. The new capabilities of these IMT-Advanced systems are envisaged to handle a wide range of supported data rates with target peak data rates of up to approximately 100 Mbit/s for high mobility and up to approximately 1 Gbit/s for low mobility. 

LTE

LTE

Thanks!

View more
  • x
  • convention:

kunthea
kunthea Created Dec 13, 2020 05:38:39 (0) (0)
very details  
albertsilva
albertsilva Reply kunthea  Created Dec 19, 2020 00:18:40 (0) (0)
 
kunthea
kunthea Reply albertsilva  Created Dec 19, 2020 05:06:57 (0) (0)
 
Interesting knowledge
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kunthea
kunthea Created Dec 15, 2020 04:57:42 (0) (0)
 
karladu
karladu Reply kunthea  Created Dec 16, 2020 22:23:19 (0) (0)
 
kunthea
kunthea Reply karladu  Created Dec 17, 2020 03:32:31 (0) (0)
 
Good all
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karladu
karladu Created Dec 16, 2020 22:23:26 (0) (0)
 
kunthea
kunthea Reply karladu  Created Dec 19, 2020 05:07:10 (0) (0)
 
thank everyone
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