Throughput lte. 1. The relation between EARFCN and the carrier frequency in MHz for the downlink is given by the following equation, where FDL_low and NOffs-DL are given in Table 5. Example 1 > PHY throughput and RLC Throughput in a drive test Following plot is from the data captured by a drive test tool Azenqos Drive Test tool (AZQ Android). Typical file sizes used in our calculations: 2MB for a webpage, 10KB for a basic e-mail, 2MB for a high-quality photograph, 5MB for a music track and 30MB for a typical application download. wustl. real user bit rate will be a bit lower). Frequency bands for 5G Sep 16, 2019 · A Novel Scheduling Algorithm to Improve Average User Perceived Throughput for LTE Systems Abstract: In recent years, the network operators have paid more attention to user experience. This, in addition to the lack of channel knowledge, prohibits theoretical concepts such as capacity maximization to be applied PyLTEs is a framework that allows to evaluate models of protocols/mechanisms/approach for LTE networks. Jan 11, 2024 · Although similar to DL throughput, UL throughput has special considerations to take when analyzing performance issues on a network. As LTE uses different channel bandwidths both for FDD and TDD. This plot is automatically generated by AZQ Reporting tool and I just did some cosmetic touch on the chart. TCP Optimization Techniques: Use of techniques like TCP Fast Open and Selective Acknowledgments (SACK) can enhance TCP performance in LTE environments. g. Frequency bands for 5G Nov 4, 2018 · In this tutorial we will learn in Telecom How to calculate lte throughput & resource block, how to calculate lte symbol duration, how to calculate lte data r Jun 27, 2011 · So, for example, if we think LTE cell will provide 100 Mbps of throughput while in reality can only do 50 Mbps, the operator will be short by 50% of capacity in the access network resulting in poor user experience (e. In 2008, the International Telecommunications Union (ITU) recommended that data throughput on LTE networks needs to be as high as 1 Gb/s in ideal low-mobility circumstances. LTE has a theoretical net bit rate capacity of up to 100 Mbit/s in the downlink and 50 Mbit/s in the uplink if a 20 MHz channel is used — and more if multiple-input multiple LTE-M or LTE-MTC ("Long-Term Evolution Machine Type Communication") is a type of low-power wide-area network radio communication technology standard developed by 3GPP for machine-to-machine and Internet of Things (IoT) applications. LTE throughput depends on the following parameters: Bandwidth; Channel quality Example 1: SNR (SINR) vs Throughput in a LTE Live Network . Dec 1, 2021 · This study presents novel deep learning approaches utilizing Long Short-Term Memory (LSTM), Bi-directional LSTM (BiLSTM), and Artificial Neural Networks (ANN) to predict the throughput to demonstrate the technical feasibility and benefits of using BiLSTM and LSTM for overall throughput prediction. 08 Mbps, and the average throughput is 42. Throughput Optimization. The quality of DL-Throughput is a critical element for video streaming and gaming. So, in stead of directly jumping into max throughput test, increase the throughput step-by-step and check CPU utilization (e. Just think you are lucky if your customer has this kind of opinion -:). How to Optimize Throughput. 5G is significantly quicker than LTE. By far the most important thing to do when optimizing throughput is to minimize network latency. 8 UE only. 101: 5. Almost whole of this site is about LTE. Calculator is based on 3GPP 36. What is Ideal/Expected throughput ? One of the most common questions that I have been getting for the past 10 years or so (probably from early HSDPA period and all the way up to now) was 'I have a UE with such and such category, what kind of throughput I need to get from this device ?' (Usually they carry the document like 36. So, it is very likely that you would see low CQI when you see throughput drop in livenetwork test. Oct 11, 2023 · It has been realized that with the increase in frequency for both 4G LTE and 5G NR, there will be the decrease in BER, BLER and increase in throughput. As LTE evolves, the length of UE category list gets longer and longer, and the interpretation of the category gets more complicated, you will need to go through many tables listed below to figure out the exact throughput capability of a UE. 11ac 802. Open the LTE throughput analyzer app and run a user-defined measurement channel. network latency. Is one of the three major KPI, along with and latency and packet loss when we measured what it’s called “the integrity” network. Feb 18, 2024 · Low throughput in LTE networks can be attributed to various factors, both within the network and at the user equipment (UE) level. LTE code rate calculator LTE EARFCN vs Frequency converter LTE PCI calculator LTE RB calculator LTE RIV calculator LTE RSRP and RSRQ calculator LTE throughput calculator RF and Wireless tutorials WLAN 802. The analysis shows the relationship between several widely accepted throughput performance indicators, i. It is easier to define, that this framework gives an opportunity to develop your own models. Ericsson defined throughput (UL or DL) is "the speed at which packets are being transferred by the time the first packet has been scheduled in the air interface". Network latency is an expression of how much time it takes for a data packet to get from one designated point to another. In LTE, end user quality of service is impacted by the cumulative effect of various nodes and interfaces. The measurements were performed in a semi-anechoic chamber and only in the horizontal plane. HERE, HERE, HERE and HERE. TDD throughput calculation is very similar to FDD case as you see below. Some TM is designed mainly to increase throughput, some are to increase communication reliability and some are to handle multiple users simultaneously etc. 22 present the BER and throughput performances of the LTE physical layer respectively, while AWGN channel was simulated to associate a fixed user, and PedB and Flat Rayleigh channels associate users with 10 km/h and 100 km/h of velocity respectively. Although LTE is commonly referred to as 4G LTE, LTE is technically slower than 4G but still faster than normal 3G. It was formally submitted as a candidate 4G to ITU-T in late 2009 as meeting the requirements of the IMT-Advanced standard, and was standardized by the 3rd Generation Transmission Mode and BLER . In order to determine physical layer performance, we need to calculate the total physical resources available for different bandwidths of downlink transmission. LTE - RLC Factors . It became the first When mobile chip manufacturer releases a new product, it should to indicate its Ue LTE Categories It is help us to get information about Ue Peak LTE Throughput DL (UL), number of MIMO DL layers, support for 64QAM in UL etc… Jul 26, 2020 · This video is about factors affecting Throughput in LTE. It determines the maximum data throughput across the air interface between the LTE base station (eNB, evolved node B) and the mobile HI all,Please go through video of Throughput Calculation in LTE (FDD & TDD) # How to Calculate LTE Data Rate. 00 Rohde & Schwarz LTE UE receiver performance measurements 3 1 Introduction LTE user equipment (UE) receiver performance has significant impact to cellular radio network coverage and capacity. Latency slows down throughput, which, in turn, lowers throughput and delivers poor network performance to users. FDD and TDD in LTE. Actually the calculation is too simple, […] LTE level throughput (e. 1. 36. In some environments, latency is measured by sending a packet that is returned to the sender -- the round-trip time is considered the latency. Downlink and uplink are focused within the scope of this paper. Mobile wireless technologies have undergone four distinct generations; from uncomplicated voice calls in the first generation to high-speed, low latency and video streaming in the fourth generation. Define a custom measurement channel. Throughput vs. The values shown above for the case of MIMO are double or 4 times compared to non-MIMO scenario. 01. In other words, throughput measures the rate at which messages arrive at their destination successfully. There is not one factor, but a number. * MIMO 8x8 is available to Cat. Also Refer LTE throughput basics>> and LTE code rate calculator>> to understand the concept to derive TBS from May 23, 2024 · Minimizing all these factors is critical to increasing throughput speed and data performance. While "out-of-sequence delivery" makes LTE link layer design simpler, but its throughput gain is considerable to the extent of 30% in average and 58% in maximum from our test results. Thus, the growing research on cellular network Aug 6, 2021 · Voice coverage areas represent where customers should expect to make and receive mobile voice calls and send and receive texts over the 4G LTE network, without regard to throughput speed. Long Term Evolution (LTE) imposes the constraint of using the same code rate, modulation order and transmit power for all resources a User Equipment (UE) is scheduled onto. This parameter is taken with some inaccuracy, i. e. 22 Mbps LTE throughput calculation formula or equation. The 5G throughput in the downlink refers to 5G-NB to UE data rate while in the uplink it refers to UE to 5G-NB data rate. 4G LTE data service meeting a 5/1 Mbps minimum speed may not be available in areas where only voice coverage is shown on the map. You can select any RMC and change any settings, though care must be taken not to define an invalid configuration. But still there would be some possibility of RLC layer issues especially related to fragmentation and timing issues due to following reasons : LTE Throughput Calculator . 211 communication standards and allows you to calculate Max LTE Users depend on Bandwidth, CFI format, Aggregation CCE levels, DCI, etc. 11ad wimax Zigbee z-wave GSM LTE UMTS Bluetooth UWB IoT satellite Antenna RADAR Feb 12, 2024 · What is LTE and What Does LTE Stand For? LTE stands for "Long Term Evolution". CA Using LTE Advanced carrier aggregation, it is possible to utilise more than one carrier and in this way increase the overall transmission bandwidth. 3 Carrier frequency and EARFCN. There are various purpose (reasons) for each different Transmission Mode. 7. UE Category for PHY layer throughput . Dec 1, 2023 · UL Throughput comparison: From Fig. The design of scheduling algorithm is a great challenge in long term evolution (LTE) system to improve the overall system Quality of Experience (QoE). Currently there are few use-cases, for which PyLTEs was used. Jan 1, 2019 · Fig. Feb 1, 2017 · Physical layer data throughput can be calculated accurately for different scenarios. For example, if you are testing a Category 3 Max throughput case (System BW 20 Mhz, Number of RB = 100), the idea max throughput is around 100 Mbps. 10 we see that here too NR clearly delivers significant UL throughput improvements over LTE, for all operators. , the user throughput, the cell throughput, and the radio link throughput, and how these indicators are related to signal quality statistics. a typical value of 10-2 in LTE. We present initial Over-The-Air (OTA) throughput measurements of an LTE device in a Volvo XC90 car with roof-mounted antennas. In telecommunications, long-term evolution (LTE) is a standard for wireless broadband communication for mobile devices and data terminals, based on the GSM / EDGE and UMTS / HSPA standards. Throughput LTE sangat erat kaitannya dengan MCS yang bisa didapatkan (QPSK, 16QAM, 64QAM) , semakin tinggi MCS maka semakin naik juga nilai downlink Jan 12, 2021 · Specifically, the UE Category defines a combined uplink and downlink capability: the higher the UE Category, the higher device’s data throughput capability. The critical nature of the traffic requirements ranges from ultra-reliable communications, massive connectivity, and enhanced mobile broadband. 306 with the tables showing UMTS - CQI vs Throughput . LTE Throughput Calculator . RSRP and RSRQ are key measures of signal level and quality for modern LTE networks. Oct 9, 2019 · Bagaimana cara menaikkan throughput LTE? Pada intinya untuk menaikkan atau meningkatkan throughput LTE adalah dengan meningkatkan RSRP level dan SINR. Calculate the maxium theoretical throughput of a specified LTE Configuration. Essential to decide how many LTE Base Station Sectors to provide “day 1” and anticipated future coverage; Ideal for providing estimation of budget and business case for LTE: Throughput/subscriber & cost model; LTE Network Dimensioning Calculator CableFree LTE Dimensioning Calculator Feb 3, 2022 · In this paper, a 4G LTE network driven by SDR hardware and software-radio-system-LTE (srsLTE) that is an open-source LTE software platform is evaluated in terms of the throughput and latency. The key difference is 'number of subframes /sec' parts as marked in red. The physical uplink shared Channel (PUSCH) is used to transfer application data. While LTE speeds reach 100 Mbps, true 4G offers speeds up to 1,000 Mbps. LTE throughput References This throughput often get configured with the throughput calculated at the last step of this process. Speed. Mar 14, 2023 · This Page provides LTE Max (Maximum) users capacity calculator based on CCE. The ultimate goal is to support or make it suitable for the network planning and optimization of LTE. 64 Mbps, the minimum throughput is 1. To achieve high throughput performance, in addition to an 4G LTE Throughput calculator; 4G LTE EARFCN calculator; 4G LTE Link budget calculator; 4G LTE Timing Advance Distance calculator; 4G LTE RS RE Power boosting calculator; 4G LTE Cell ID (ECI) 3G UMTS UARFCN calculator; QoS 5G NR; QoS 4G LTE; Free Space Path Loss (FSPL) Calculator; Watt to dBm converter; Other caculators. Since it is important to keep backward compatibility with R8 and R9 UEs the aggregation is based on R8/R9 carriers. 95G. It is recommended to read OFDMA/SC-FDMA sections to clearly understand throughput calculation in LTE. Today is the start of uplink throughput computation. It covers the same for 5G downlink throughput and 5G uplink throughput. 306 standard: NR User Equipment (UE) radio access capabilities and uses formula to obtain a 5G NR Throughput data rate in the DL (downlink) and the UL (uplink). Feb 12, 2015 · This tutorial explains how LTE downlink maximum throughput is determined. Jul 14, 2015 · LTE is rapidly gaining momentum for building future 4G cellular systems, and real operational networks are under deployment worldwide. On the other hand, we need to determine how many ph Apr 1, 2023 · The throughput prediction results of each model are shown in Figs. While LTE is commonly used with 4G, it is not the same as 4G. 4, 5, and 6. Nov 23, 2018 · For this comparison table, we have used the average download speeds of 30Mbit/s (4G LTE Cat6), 4Mbit/s (3G HSPA+) and 0. In this paper we address the challenge of multiuser scheduling in the downlink of 3GPP UMTS/LTE. In normal DL or UL subframe, TBS/subframe can be calculated in the same way as in FDD. Throughput is the rate at which packets reach their destination successfully within a specific time period. However, one thing to be noticed is that the throughput would drop by 50% with only 2 dB SNR change at slighly lower than 30 dB SNR. Poor Signal Strength: Weak signal strength) can significantly impact throughput. Besides, three different scenarios are implemented in order to evaluate the 4G LTE network by traffic injection through Iperf3 application and calculating This LTE throughput Calculator is used for calculation of throughput as per 4G LTE standard. Jan 2, 2024 · Throughput is the measure of how much data can be transmitted successfully over the LTE network in a specific time frame. For TDD Case: You can find them. Supports TDD, FDD and SDL, Carrier aggregation and MIMO Jul 30, 2019 · Together, these improvements lower latencies and increase throughput throughout the network. The equation or formula mentioned above is used for LTE throughput calculation. In the test set of BBR traced log data, the maximum throughput is 86. The data rate at this step is determined only by number of REs allocated for the data and the modulation method (QPSK, QAM, 16 QAM etc). Calculator is based on 3GPP communication standards and allows you to calculate the maximum throughput of 4G LTE networks. slow download, blocking, etc. According to this plot, you may say you would get almost 100% peak throughput (i. Jun 12, 2018 · The 4G trace dataset contains 135 traces, with an average duration of fifteen minutes per trace, with viewable throughput ranging from 0 to 173 Mbit/s at a granularity of one sample per second. LTE throughput calculator Introduction The post presents the simplest way how to calculate LTE throughput. Jul 26, 2021 · The emergence of novel cellular network technologies, within 5G, are envisioned as key enablers of a new set of use-cases, including industrial automation, intelligent transportation, and tactile internet. ii) Low throughput does not necessarily mean low CQI. 3 TDD HARQ-ACK feedback procedures (I revised the statement a little bit to make it simple and hopefully clearer) In this paper, we study the throughput performance of LTE-licensed-assisted access (LAA) networks coexisting with wireless local area networks (WLAN) in the presence of imperfect spectrum sensing. Let’s assume, the UE is in good radio condition and its capability is available for 150 Mbps for downlink and 50 Mbps for uplink. How to Use the Map In reality throughput will be a bit lower due to increased number of pilot signals. Use this page calculate things such as eNB ID/RNC-ID/BSIC or hex values of IDs. LTE throughput calculator EXAMPLE: Input : MCS = 10, PRBs = 20, Number of MIMO Antennas = 2 Outputs : LTE throughput = 6. LTE requires new hardware and operates on a separate spectrum from the 3G network. initial throughput is multiplied by 2 or 4 either MIMO 2x2 or MIMO 4x4 selected, respectively. Even with PC to PC direct connect, it is not easy to achieve this level of throughput. Jul 12, 2023 · The calculation is based on the 3GPP TS 38. 213 10. 1Mbit/s (2G EDGE). The analysis is performed on a This site is for everything on 4G/LTE. There has been a series of posts for LTE Throughput computation in both FDD and TDD. g, 100 Mbps and over) is pretty tough task not only for IP stack, but also the IP application software and CPU utilization. 22 Mbps LTE throughput calculator formula. In cellular networks, when a mobile moves from cell to cell and performs cell selection/reselection and handover, it has to measure the signal strength/quality of the neighbor cells. Dec 29, 2022 · Throughput is a basic KPI on any LTE network. Additional assumption about the UL MIMO throughput is that each Component Carrier has the same configuration so the throughput increase is in direct proportion to the number of RF carriers. . ) and will be 50% over the required capacity for backhaul in which case it’s investment in RSRP and RSRQ Measurement in LTE. This page describes 5G Throughput Test case, Test procedure and minimum conformance requirements. Jul 11, 2022 · Differences Between LTE and 5G. 48 Mbps. There is a clear advantage of Verizon UL, most likely due to the aggregation with the 20 MHz band 66 LTE carrier and the proximity of the location to the BS enabling higher modulation LTE Advanced (LTE+, LTE-A; [1] on Samsung Galaxy and Xiaomi phones — 4G+) is a mobile communication standard and a major enhancement of the Long Term Evolution (LTE) standard. Suite of LTE Capacity Planning Tools and Network Dimensioning. Followings are some of the items that is worth noticing from 3GPP 36. In live network for HSDPA, Network sends data with different transport block size depending on CQI value reported by UE. In this theory, LTE would have less problems since LTE can have very large data pipe that can carry a whole C-Plane/U-Plane packet with single transmission. 4G/LTE - Access Control Quick Reference Access Confrol (ac-Barring, SSAC, EAB, Cell Barring) This example demonstrates how to measure the Physical Uplink Shared Channel (PUSCH) throughput performance using the LTE Toolbox™ under conformance test conditions as defined in TS36. The throughput for a device working in a live network would vary at every moment as you can see this drive test. Jan 9, 2024 · Throughput is the name given to the amount of data that can be sent and received within a specific timeframe. It's a standard for wireless broadband communication, succeeding 3G. Original code from Github. I think there is problem with both opinion, but I would not say much on Opinion 1. The throughput results are presented as a probability of detection (PoD) in 2D Random Line-Of-Sight (Random-LOS) with fixed polarization of the antenna at the base station side THROUGHPUT (SPEED in MBPS) CALCULATION IN 4G LTEIn this video we have shown 4 methods by which throughput can be calculated in LTE and how various factors af data throughput has been the key metric recently [9 –11]. Opinion 2 : The 3GPP sepecfication says the Max throughput for LTE Cat 3 is 100 Mbps, so I want to get exact 100 Mbps throughput displayed on my IP traffic monitoring tool. Mar 3, 2024 · LTE Throughput Optimization is one of the most frequently discussed topic. Use this calculator to calculate LTE throughput, and carrier aggregation Throughput. LTE Cat 1 standard was introduced in the 3GPP Release (Rel) 8 in 2008. Compared to its predecessor, it offers better data speed with lower latency. Feature selection is Dec 22, 2023 · Optimizing TCP Throughput in LTE: Window Scaling: TCP window scaling allows for larger window sizes, improving throughput over networks with higher RTT. Carrier aggregation is used in LTE-Advanced in order to increase the bandwidth, and thereby increase the bitrate. of contributing factors which affect the end user throughput. 3-1 and NDL is the downlink EARFCN. Example 1 > Throughput, CQI, BLER while driving on a highway LTE throughput calculator EXAMPLE: Input : MCS = 10, PRBs = 20, Number of MIMO Antennas = 2 Outputs : LTE throughput = 6. If it is 4 x 4 and 4 layers, the performance would degrade further. 10, Fig. For this reason, LTE may also be called 3. Another difference is about TBS each subframe as marked in blue. It is a practical measure of actual packet delivery rather than theoretical packet delivery. Modulation Techniques in LTE. Hi All,There are lot of new member joined so i a Jan 4, 2024 · Throughput is measured in bits per second (bps) in the form of megabits per second (Mbps) or gigabits per second (Gbps). These improvements also imply that an LTE network is not a simple upgrade to an existing 3G network. This site is for everything on 4G/LTE. Because of the wide flexibility it is hard to determine what is possible in them. Simply select network type and type in the LCID/CID. For many people working in LTE, one of the most important question would be what is the maximum throughput for a network, device or network operator. SNR, CQI and MCS. 4G LTE Network Throughput Modelling and Prediction Abstract: The past decade has witnessed a staggering evolution in cellular networks. e, 0% BLER) around 30 dB SNR. Another notice is calculated throughput includes LTE headers (i. Calculation of Throughput in LTE. If the SNR is low, the AWGN channel results in the best BER performance. edu Optimize overall throughput Jun 12, 2018 · This paper presents a 5G trace dataset collected from a major Irish mobile operator, composed of client-side cellular key performance indicators (KPIs) comprised of channel-related metrics, context- related metrics, cell-related metric and throughput information, which is the first publicly available dataset that contains throughput, channel and context information for 5G networks. 21, Fig. PREREQUISTE : General Guidelines Before diving into Throughput Investigation: Throughput Calculation - TDD . Cell ID Calculator . Here are some common reasons for low throughput in network: 1. Jul 16, 2014 · In this letter, a comprehensive analysis of throughput performance statistics in a live LTE network is presented. In good radio condition 64QAM modulation will be used for downlink. 104. This Page provides information about 4G LTE Throughput calculator. While you can calculate throughput numbers, it is simpler to measure it with bps rather than running a calculation. A proprietary dataset is utilized to train and test the model. (The reason is same as above) iii) With low CQI, it is for sure that you cannot achieve the maximum throughput. This is the real measurement showing the correlation between SINR and Throughput. Following equation/formula is used for this LTE throughput calculator. 4G LTE covers the entire range of download speeds from 3G’s 10 th of Mbps to 4G’s 100 th of Mbps. Similarly, the lower the UE Category, the lower the device’s data throughput capability. This is a simple and straightforward formula for data rate calculation. The subsequent development of LTE-Advanced (LTE-A) yielded peak throughput on the order of 300 Mbps. Amongst the target use models of 5G, ultra-reliable low latency (URLLC) applications that are highly sensitive to latency must target a BLER between 10-9 to 10-5 for latency <1 msec vs. This is 2 x 2 and 2 layer case. So, I have decided to write about the various aspects which can help in LTE throughput optimization. The maximum data rate depends on channel bandwidth. UE Category is the set of information (parameters) that defines the maximum throughput for a UE. For this mechanism to work properly, there should be a certain level of agreement between UE and the network about "which CQI value means which transport block size". PDCP, RLC and MAC). This work models and predicts the DL-Throughput by utilizing LTE data measurements to train supervised ML models. The following calculations are made for user data bit rates on IP layer (including IP headers and LTE overhead, i. This post is to address common issues that affects downlink throughput and also to dig into possible solutions. Our traces are generated from a well-known non-rooted Android network monitoring application, G-NetTrack Pro. g, you can monitor the CPU utilization using Windows Task Manager) Feb 5, 2024 · This article "LTE Throughput Optimization: Part 2 - Spectral Efficiency" explains data part (PDSCH) of the LTE subframe and discusses various ways to improve its efficiency. LTE Throughput Calculator. With the help of Table 2 , the hardware infrastructure regarding the coexistence of both communication technologies (4G LTE and 5G NR) can be developed. The pre-4G 3GPP Long Term Evolution (LTE) technology is often branded "4G – LTE", but the first LTE release does not fully comply with the IMT-Advanced requirements. The throughput at the last step in the process can be defined as physical layer throughput. The spectral efficiency is simply the number of bits transmitted over a frequency bandwidth in a specific time and is measured in bits/s/Hz. This can occur due to distance from the cell tower or obstacles like 4G LTE Throughput calculator; 4G LTE EARFCN calculator; 4G LTE Link budget calculator; 4G LTE Timing Advance Distance calculator; 4G LTE RS RE Power boosting calculator; 4G LTE Cell ID (ECI) 3G UMTS UARFCN calculator; QoS 5G NR; QoS 4G LTE; Free Space Path Loss (FSPL) Calculator; Watt to dBm converter; Other caculators. This calculator on LTE throughput is based on MCS,Number of PRBs (Physical Resource Blocks) and number of MIMO antennas. to LTE Raj Jain Washington University in Saint Louis Saint Louis, MO 63130 Jain@cse. Throughput as a function of BLER Jan 11, 2024 · Although similar to DL throughput, UL throughput has special considerations to take when analyzing performance issues on a network. In reality throughput will be a bit lower due to increased number of pilot signals. Following plot is from the data captured by a drive test tool Azenqos Drive Test tool (AZQ Android). It is expressed in terms of bits per second (bps), kilobits per second (kbps), or megabits per second (Mbps). By considering the false-alarm probability and miss-detection probability of widely-used energy detection, we analyze the potential impact of imperfect spectrum sensing on the access performance of LTE network base on live data and to examine the validity of different downlink throughput and inter-site distance in a realistic LTE deployment. Enhancing throughput performance in LTE-Advanced Hetnets with buffered Fractional Frequency Reuse Abstract: Fractional Frequency Reuse (FFR) is considered an attractive inter-cell interference coordination (ICIC) technique for modern Heterogeneous Cellular Systems (Hetnets) due to its low complexity and minimal signaling overhead. If the RLC sub-layer receiver detects a gap in the sequence of the received PDUs, it starts a reordering timer assuming that the missing PDU still is being Nov 19, 2021 · While carrier marketing sometimes suggests that 4G LTE is an enhanced version of 4G, 4G LTE actually refers to devices and networks that are evolving from the slower 3G standard to full 4G speed and throughput capability. This article explains the impact of control overhead especially PDCCH and the procedures that can be used to optimize it. idvwa tuwjee etrsg psc wqeipc jqytf etyabl cyzlai okivboo gfpfn