How to improve uplink throughput in lte
How to improve uplink throughput in lte. Feb 5, 2024 · Let’s understand the various factors impacting the spectral efficiency and ways to perform LTE throughput optimization. In TTI bundling, all four redundant versions of the packet are transmitted in four consecutive TTIs in order to reduce the Round Trip Delay (RTD) as compared to Hybrid ARQ (HARQ) process. This rule is derived from the Resource Block Group(RBG) size for each bandwidth, and the RBG size for system bandwidth is shown in TS 36. However, uplink interference in LTE networks needs to be managed over This site is for everything on 4G/LTE. This paper proposes a novel adaptive TTI bundling scheme in which the bundle size is Dec 28, 2023 · In 5G NR, SINR is measured in both the uplink (from User Equipment, UE, to the base station) and the downlink (from the base station to the UE). Original code from Github. The uplink is critical for vertical industries as many of them are producing data rather than consuming them. Subcarrier Spacing: The subcarrier spacing in LTE can be either 15 kHz or 7. Is one of the three major KPI, along with and latency and packet loss when we measured what it’s called “the integrity” network. Furthermore, with rising demand and complexity, traditional network management Oct 5, 2015 · In this paper, we propose an analytical framework for uplink effective Signal-to-Interference-plus-Noise (SINR) analysis in LTE networks. 6. Uplink Peak Data Rate. Sep 10, 2013 · The unique characteristics of LTEs modulation and UL resource assignment poses considerable challenges in achieving this goal because most LTE deployments have 1:1 frequency re-use, and the uplink Nov 13, 2019 · LTE uplink interference is caused by UEs near the cell border. 1-1: Type 0 resource allocation RBG size vs. Besides LSTM Dec 1, 2011 · An analysis and simulation show that relay assistance improves the throughput for a cell-edge user when the average delay per data transport block is allowed to increase and a modification of the up-link power control is recommended when using relays, where the maximum power transmitted by the UE is reduced. Step 1: Identify cell with low UL (uplink) throughput a) The first thing is to identify those cells with low throughput. The qualitative behavior of the delay jitter is studied experimentally and it is observed that the delay jitter is not a function of #NOKIA #5G #IRATHO Email: ankurtomar915. Basically the throughput and transport block size at this layer for Category 12 is same as Category 11. It covers the same for 5G downlink throughput and 5G uplink throughput. , a TD-LTE (A) system, by configuring a plurality ofPUCCH parameters for an UE in the TDD system. 3. Therefore, coverage improvement for medium data rate Jan 31, 2024 · To improve uplink throughput in network resource allocation and to enhance energy efficiency, particle swarm optimization (PSO) with fuzzy logic control (FLC) and Taguchi method is proposed in . 5 kHz, depending on the LTE channel bandwidth. eNB estimate of the throughput of PDCP SDU bits in uplink for packet sizes or data bursts (where a UL data burst is the collective data received while the eNB estimate of the UE buffer size is continuously above zero) that are large enough to require transmissions to be split across several TTIs, by excluding transmission of the last piece of data. 83Mbps, there are 139 records. 8 supported up to four layers of MIMO multiplexing for downlink and no MIMO for uplink. 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. In particular, the maximum transmit power Apr 13, 2022 · The uplink (UL) throughput prediction is indispensable for a sustainable and reliable cellular network due to the enormous amounts of mobile data used by interconnecting devices, cloud services, and social media. Download scientific diagram | Aggregated LTE-A uplink throughput improvements with proposed scheme from publication: Edge-prioritized channel- and traffic-aware uplink Carrier Aggregation in LTE The document outlines steps to diagnose and resolve low uplink throughput issues in a cellular network. Use this calculator to calculate LTE throughput, and carrier aggregation Throughput. It is a critical metric that directly impacts the user experience and the efficiency of the wireless network. 1-2 for Uplink Throughput). Downlink and uplink are focused within the scope of this paper. However, this design made the resource allocation a complex task in LTE. Another difference is about TBS each subframe as marked in blue. 1. A stronger signal also includes more noise, and will thus increase the noise floor of all users inside the cell. When RSRP < -120dB, the mean throughput is 0. (The reason is same as above) iii) With low CQI, it is for sure that you cannot achieve the maximum throughput. Despite this flexibility, scheduling in LTE is a challenging functionality to design May 24, 2017 · UL: same as DL. LTE network base on live data and to examine the validity of different downlink throughput and inter-site distance in a realistic LTE deployment. Jun 21, 2021 · Effective management of radio resources and service quality assurance are two of the essential aspects to furnish high-quality service in Long Term Evolution (LTE) networks. Type 3 HARQ can support up to two retransmissions. Jul 16, 2019 · To furnish the network with small cells, it is vital to consider parameters like cell size, interference in the network, and deployment strategies to maximize the network’s performance gains expected from small cells. Link adaptation in Long Term Evolution (LTE) systems dynamically adjusts the data rate of transmitted information (modulation scheme and channel code rate) to equalize the existing radio channel capacity assigned for each user. For the coverage-limited scenario LTE link budget is compared to that of 3GPP Release 8 HSPA+ with 2x2 MIMO. Relay assistance on the up-link occurs when the evolved Node B (eNB) requests a retransmission (HARQ) from the UE at which point the UE and relay transmit simultaneously. 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". On the other hand, they will introduce additional power back-off for the power Jun 11, 2017 · Physical optimization(M. C-plane latency will be a maximum of 50 ms, while U-plane latency will be less than or equal to 5 ms. Jan 2, 2024 · Throughput in LTE (Long-Term Evolution) refers to the actual data transfer rate or the amount of data transmitted over the network in a given time period. Uplink SINR Measurement : UE calculates SINR based on the received signal strength from the serving cell and the interference from neighboring cells or other UEs. NR+LTE traffic aggregation has a big impact in the peak data rate. The values shown above for the case of MIMO are double or 4 times compared to non-MIMO scenario. g, 100 Mbps and over) is pretty tough task not only for IP stack, but also the IP application software and CPU utilization. The mean SINR is 2. Moreover, the spectral efficiency of LTE networks is higher than the traditional GSM/UMTS networks, which makes VoLTE a really suitable voice solution in 4G networks [5], [6]. Nov 13, 2020 · The three algorithms were implemented in the Vienna LTE-A Uplink Simulator v1. 8 standards, the CA provides the advantage of reducing redundant implementation. The CA technique is a way of how to aggregate some of the CCs. 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. LTE throughput depends on the following parameters: Bandwidth; Channel quality Feb 1, 2017 · LTE Rel. This post is to address common issues that affects downlink throughput and also to dig into possible solutions. The following calculations are made for user data bit rates on IP layer (including IP headers and LTE overhead, i. The key difference is 'number of subframes /sec' parts as marked in red. RACH stands for R andom A ccess Ch annel. 213 Table 7. Sep 2, 2020 · In this video, we describe the use of DMRS, SRS in UL LTE and how it is related to uplink throughput and overhead in PDCCH and PDSCH. This work ii) Low throughput does not necessarily mean low CQI. 8 UE. For the first set, the downlink speed was unrestricted while the uplink was set to a range of speeds by blocking LTE radio resources. UL channels PUSCH (physical uplink shared channel), PUCCH (physical uplink control channel) and SRS (sounding reference signal) largely follow similar baseline methods as specified in 3GPP TS 38. Oct 29, 2015 · The principle of link adaptation is essential for the development of a radio interface project for efficient packet switching data traffic [1, 2]. Downlink System Bandwidth > requirements of the vertical industry in quite a number of cases. It describes checking for interference, high BLER, low user demand, improper scheduler settings, low power headroom, backhaul capacity issues, and equipment problems. The numerous services brought to the users by 4G network have caused an increasing load demand. e. 72, the record is as below: When -115dB <=RSRP <= -120dB, the mean throughput is 0. 5. There are three types of CA, depending on the CC combination as shown in Figure 4. Distance from cell, max number of active UE are responsible for poor throughput. I have seen wild figures, mainly pushed by system vendors and consumed by many operators, journalist and writers who like to wow readers of the promise of new technologies. The Video covers LTE radio aspects such RS SINR, PDCCH Capacity, PUCCH Capacity, DL and UL d The smartphones were connected to the internet via an LTE lab network, where the uplink and downlink speeds of each device’s connection were controlled. Jul 1, 2011 · In this paper, we investigate resource block (RB) assignment and modulation-and-coding scheme (MCS) selection to maximize downlink throughput of long-term evolution (LTE) systems, where all RB's LTE throughput calculator Introduction The post presents the simplest way how to calculate LTE throughput. Mar 3, 2024 · This article provides valuable insights into LTE throughput optimization, with a particular focus on PDCCH enhancements. The proposed method utilizes priority weighted rate control to increase uplink throughput. (CS) networks. The throughput at the last step in the process can be defined as physical layer throughput. In addition to the increased complexity and uplink, but the number of uplink CCs never more than CCs downlinks [6]. When a UE is at the cell border it will need to be transmit a strong signal to reach the tower. Jun 27, 2012 · The key targets of IMT-Advanced are: 100 MHz bandwidth, a data rate of 1 Gbps in the downlink and 500 Mbps in the uplink, with 8×8 MIMO and 4×4 MIMO, respectively, in the downlink and uplink. In this SI, it was concluded that the coverage of medium data rate PUSCH (Physical uplink shared channel) is poorer than other LTE channels, with significant gap observed. Example 1 > Throughput, CQI, BLER while driving on a highway Jan 19, 2021 · For a single LTE interface on a mobile bonding router, we study end-to-end delay jitter seen by a constant bit rate (CBR) traffic under the uplink (synchronous non-adaptive) hybrid-automatic repeat request (HARQ)-controlled transport block (TB)-based scheduling. For effective SINR In order to improve network performance and cell-edge UE experience, a study item (SI) on "LTE coverage enhancements" has been proposed and approved for LTE-Advanced. 213 - Table 7. real user bit rate will be a bit lower). The SINR> 10dB and UL throughput< 0. Without proper synchronization, the music would be chaotic. The standard channel bandwidths in LTE are divided into PRBs, and each PRB consists of 12 subcarriers. In good radio condition 64QAM modulation will be used for downlink. Uplink data rate is a critical KPI in industry applications validated at 5G EVE. • Increase the uplink and downlink throughput by sending less uplink data same amount of information (on downlink the benefits come from shorter TCP ACKs, needed for the same amount of downlink data). Almost whole of this site is about LTE. Oct 10, 2021 · —Table showing MIMO configurations for LTE, LTE Advanced and LTE Advanced Pro— 4G LTE and LTE Advanced networks use many techniques to improve the channel bandwidth and bit rates. This is the first message from UE to eNB when you power it on. Uplink Interference – LTE uplink interference is caused by UEs near the cell border. Jul 31, 2011 · In this paper, we investigate resource block (RB) assignment and modulation-and-coding scheme (MCS) selection to maximize downlink throughput of long-term evolution (LTE) systems, where all RB's assigned to the same user in any given transmission time interval (TTI) must use the same MCS. tilt and E Tilt) will always help to get a godo RSRP and throughput. With the coming of 5G era, wireless transmissions of high data rates in the uplink (UL) are intensely demanded, for supporting low-latency wireless transmissions in various applications. 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. A. 2018-01-29, 01:02 AM #4 In case of R99 or HSPA, the ideal throughput is described in a neat page of table and a lot of people knows what kind of throughput they have to expect, but in LTE the situation got much more complicated since there can be several factors determines the throughput and each of the factors can have so many different values. Type 1 uses Frequency Division Duplexing (uplink and downlink separated by frequency), and TDD Time Division Duplex: A duplexing technique dividing a radio channel in time to allow downlink operation during part of the frame period and uplink operation in the • Increase uplink capacity when the amount of data sent in uplink is reduced. Synchronous HARQ – used in LTE Uplink transmission. Therefore, more balanced or uplink oriented TDD configurations or other functionalities to improve uplink capacity could be of advantage for such vertical industry use cases. , UE1 is directed to reduce the power while UE2 is asked to increase the power. With this vast parameter increase, cellular communication networks have grown incredibly complicated. In LTE, end user quality of service is impacted by the cumulative effect of various nodes and interfaces. Today is the start of uplink throughput computation. g, you can monitor the CPU utilization using Windows Task Manager) Feb 20, 2011 · Re: How to improve uplink throughput in LTE in e***** system My Radio conidtion is good, Download speed is more than 20 mbps over all network. Mar 27, 2015 · This paper studies the achievable rate and power allocation to improve the uplink (UL) spectrum efficiency in a Long-Term Evolution Advanced (LTE-A) cooperative cellular network with the deployment of Type-II in-band decode-and-forward (DF) relay stations (RSs). 10 UEs are backwards compatible with LTE Rel. Sep 12, 2020 · High PRB Utilization && Low User Number => that means serving UEs enjoying almost very satisfied throughput regarding to LTE 4G Signal they can see in their handsets. Apr 4, 2024 · Beyond its role as an uplink transport channel, RACH offers a multifaceted approach to uplink communication: Uplink Synchronization: Imagine two orchestras trying to play together. In order to reach the desired performance, uplink power control is Oct 31, 2016 · The asymmetry tends to cause the uplink congestion and uplink resource shortage for TCP ACK transmission, which has a negative impact on the TCP RTT. In this paper, a joint downlink (DL) and UL optimization to maximize the sum of UL throughput of devices for a given sum of DL throughput in a wireless powered communication network (WPCN) with two devices is Sep 1, 2011 · It is proposed that up-link relays be used to improve the data throughput for user equipment (UE) near the cell edge in a LTE network. There are 98 records. g. Uplink Inter-cell Interference (ICI) is approximated with a lognormal distribution with statistical parameters being determined analytically. 122 Mbps. Nov 16, 2022 · E. 10 UE that is CA-enabled would achieve higher user throughput than an LTE Rel. Feb 5, 2017 · LTE THROUGPUT TROUBLE SHOOTING In this write up we will learn briefly general troubleshooting guidelines for downlink throughput in LTE networks with MIMO 2x2 The general troubleshooting strategy Jan 2, 2024 · The current and next generations of cellular networks produce a massive amount of data. The ultimate goal is to support or make it suitable for the network planning and optimization of LTE. 213. In particular, uplink scheduling in LTE is one of the main functionality challenge to enhance the throughputs at It is proposed that up-link relays be used to improve the data throughput for user equipment (UE) near the cell edge in a LTE network. Relay assistance on the up-link occurs when the evolved Node Mar 30, 2023 · The base station can combine the original data with the retransmission to improve the signal quality. When a UE is at the cell border it will need to transmit a strong signal to reach the tower. . Apr 28, 2023 · Ali Khalid is a Senior LTE/VoLTE RNPO, NB-IoT and 5G Solution Architect who has successfully led and delivered a number of projects in different regions across the globe including Pakistan, Bahrain, UAE, Qatar, Oman, KSA, Nigeria, Turkey, Poland and Japan. So, it is very likely that you would see low CQI when you see throughput drop in livenetwork test. An LTE Rel. The past decade has witnessed a staggering evolution in cellular networks. Optimization. There are two types of frame structure in the LTE Long Term Evolution standard, Type 1 and Type 2. HARQ for LTE Uplink and Downlink. Actually the calculation is too simple, […] This page describes 5G Throughput Test case, Test procedure and minimum conformance requirements. Feb 27, 2020 · An overview of capacity and data throughput optimisation in LTE. This increasing demand in Feb 12, 2015 · The maximum data rate depends on channel bandwidth. Two sets of measurements were performed. With OFDMA in the downlink and SC-FDMA in the uplink, LTE possesses a robust and adaptive multiple access scheme that facilitates many physical layer enhancements. There is not one factor, but a number Dec 29, 2022 · Throughput is a basic KPI on any LTE network. 4, Analysis of the data . This paper investigates the uplink resource allocation prob lem in the context of Long-Term Evolution (LTE)-Advanced systems with carrier aggregation (CA) and dual -cluster scheduling. There are 116 records. This throughput often get configured with the throughput calculated at the last step of this process. LTE level throughput (e. 104. Jun 11, 2016 · In order to adapt signal from the variations of the wireless channel, predefined procedures exist at Layer 2, and Layer 1 to prepare and massage the signal from getting corrupted from these variations. As shown in Figure 1, three techniques or types of CA on LTE-A are described and can be explain as follows: Throughput Calculation - TDD . Dec 18, 2013 · The choice of OFDM-based multi-carrier access techniques for LTE marked a fundamental and farsighted parting from preceding 3GPP networks. Even though they use a little bit different name, in all cellular technology (CDMA, GSM, WCDMA, LTE) there is a specific signal that perform the same function. com-----Like Subscribe and Share_6G_5G_4G_3G_2G_TEMS-----Nokia LTE Counter uplink interference management in LTE. Nov 4, 2014 · With instant access in the uplink (= allowing the UE to transmit when it gets data on a pre-established grant) or by reducing the TTI and processing times to 1/2ms the download performance can be improved significantly, i. The case study found low power headroom due to an antenna equipment issue, and replacing the equipment significantly improved Increase device uplink transmit power to afford significant uplink coverage extension, thus reducing the performance gap between DL and UL in LTE-TDD networks. 306-Table 4. LTE-Advanced supports single user MIMO (SU-MIMO) scheme up to eight layers (8x8 MIMO) for downlink and four layers (4x4 MIMO) for uplink. Uplink interference in 4G systems: Distinctive Properties Uplink interference in cellular systems is managed through careful power control which has been a topic of extensive research for more than two decades (see Section II). Specifically, the PUCCH parametersof an uplink channel between the UE in the TDD system are Jul 26, 2021 · An example of a work incorporating low aggregated traffic is [14], which analysed downlink and uplink throughput generated by remotely controlled vehicles in LTE and 5G networks. On one hand, these Rel ’10 functionalities can increase the available transmission bandwidth and scheduling flexibility in uplink. But upload speed is less than 1 mbps. Jan 11, 2024 · Although similar to DL throughput, UL throughput has special considerations to take when analyzing performance issues on a network. It becomes a challenge for the operators to adapt to such changes rapidly without the need to deploy new hardware in the network. In the baseline method, there are certain parameters carried Oct 15, 2020 · A new approach is proposed to increase uplink traffic throughput of a timedivision duplex (TDD) system, e. 08 Mbps. You may know that MCS (Modulation Coding Scheme) is related to Modulation Order (Modulation Depth, e. We develop several effective MCS selection schemes by using the effective packet-level SINR based on Dec 26, 2023 · The LTE frequency band is divided into subcarriers, and a PRB represents a specific set of these subcarriers. Some TM is designed mainly to increase throughput, some are to increase communication reliability and some are to handle multiple users simultaneously etc. Otherwise, below are the quick steps you can take note of and start investigating when it comes to improving LTE Throughput. at@gmail. For the same channel bandwidth, an LTE cell offers twofold cell-edge throughput of a UMTS cell [5], [6]. This leads to an increased load on the network, thereby degrading the quality of service. The downlink transmission utilizes a multiple access scheme based on OFDM with a Cyclic Prefix (CP) while the uplink transmission uses a scheme based on SC-FDMA with a CP [9]. Then, we rely on log skew normal approximation to model the single-carrier SINR distribution. TDD throughput calculation is very similar to FDD case as you see below. In this paper, we propose methods to improve the TCP throughput focusing on the TCP ACK filtering in the LTE-A Pro uplink. In this section, I would show you some examples showing the increased communication reliability with a couple of different Transmission Mode. Mar 22, 2023 · Making the most of your cellular signal and increasing your 5G, 4G, and LTE data speeds can really make a difference in everyday life. scenarios are considered. Jan 1, 2019 · The logical channels in the MAC layer are characterized by the type of data transferred through them. Asynchronous HARQ – used in LTE Downlink transmission. But in its counterpart, namely, the downlink, there is a reduction in the network’s throughput throughput when there is a proportional increase in the T C maximum This happens because CU may utilize maximum resources for its transmission with increased (T C ) Maximum The concept of TTI bundling is specified in LTE systems to improve the uplink coverage for Voice over LTE (VoLTE) services. There are 574 records left. For the detailed data path for LTE, you can refer to another pages of this site. (Number of DL RB should should be the multiples of RBG for the corresponding system bandwidth) < 36. In normal DL or UL subframe, TBS/subframe can be calculated in the same way as in FDD. As LTE Rel. The idea of reducing PDCCH resources to increase PDSCH resources and subsequently improve data transmission per subframe is intriguing. So, in stead of directly jumping into max throughput test, increase the throughput step-by-step and check CPU utilization (e. to improve the link level th roughput and decrease improvement in the system throughput at the link LTE RACH in Details . CoMP is mainly expected to increase cell-edge User Equipment (UE) throughput and/or system throughput. the maximum LTE link throughput of 150Mbit/s as assumed in this example can be utilized more effectively LTE Physical Layer Overview. Apr 29, 2015 · This paper investigates the uplink resource allocation problem in the context of Long-Term Evolution (LTE)-Advanced systems with carrier aggregation (CA) and dual-cluster scheduling. For TDD Case: You can find them. This modulation order is defined as a Parameter called Qm in 3GPP and the relationship between MCS value and Qm is defined in a little bit differently for PDSCH and PUSCH in the three tables Which means that in LTE you will have even bigger TBS than HSPA+ Dual Carrier. For network operators, erring on capacity expectations has negative consequences as capacity fundamentally impact Feb 21, 2023 · If low CQI values are found after a CQI report is obtained, then downlink interference might be the cause of low throughput. With this technology, it achieves peak spectral efficiency of 30 bit/s/Hz for downlink and 15 bit/sec/Hz for uplink. 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). The differences between Category 11 and 12 for Downlink lies in the layer higher than PHY/MAC and Uplink PHY/MAC throughput(See 36. MIMO is one such technology that enhances the transmission layers by deploying multiple antennas both for transmission and reception. Similarly, in LTE, successful data exchange relies on synchronized uplink and downlink transmissions. Coordinated Multi-Point Transmission and Reception (CoMP) has been regarded as an important component for Long Term Evolution-Advanced (LTE-A) which is currently standardized in the Third Generation Partnership Project (3GPP). Each CCs can also have different bandwidth. There has been a series of posts for LTE Throughput computation in both FDD and TDD. In addition, these cellular networks are unmanaged with conventional techniques, and a more advanced design and optimization methodology that depends on Machine Learning (ML) models is necessary. It is shown that, given the same 5MHz bandwidth, both systems have similar cell ranges but, for a given target bit rate, there exists an optimum LTE system bandwidth that maximizes cell range in both uplink and Apr 1, 2015 · The unique characteristics of LTE's modulation and UL resource assignment poses considerable challenges in achieving this goal because most LTE deployments have 1:1 frequency reuse, and the uplink interference can vary considerably across successive time-slots. Therefore, network service providers implement highly complex mobile network systems with a large number of parameters and feature add-ons. On one hand, these Rel’10 functionalities can increase the available transmission bandwidth and scheduling flexibility in uplink. 1-1. If all network parameters are well set then azimuth as per the traffic density can help. In LTE release 8 there is no carrier aggregation, so let’s just consider simple cases. Improve the TDD competitiveness with respect to FDD deployment, as HPUE will provide a 3dB power Oct 21, 2019 · improve of CA user throughput; Coverage Based HO (choose between UTRAN and Geran; cell reselection criterion and process; UL Throughput Improvement; improve DL throughput based on variable target IBLER; Improving LTE Uplink and Downlink Throughput durin how to guarantee some VIP user’s throughput in LTE It is recommended to read OFDMA/SC-FDMA sections to clearly understand throughput calculation in LTE. One of the major hindrances faced by the operators is the Jul 1, 2023 · With the enormous evolution of the smartphone, especially with the appearance of the fourth generation (4G) cellular networks, the demand for high-speed data rate, low latency, and video streaming have been increased. Case 1: 4CC CA - 2x2 (64 QAM) + 2x2 (64 QAM) + 2x2 (64 QAM) + 2x2 (64 QAM) Jun 27, 2011 · I like to focus on LTE capacity in the next few blog entries and present what can realistically be obtained. Apr 2, 2024 · There is an increase in the hybrid uplink’s throughput on the network. With a small cell network, it is critical to analyze the impact of the uplink power control parameters on the network’s performance. Multiple access techniques. The physical uplink shared Channel (PUSCH) is used to transfer application data. We are not going to list all of the ways and protection mechanisms done at these layers to protect the signal. MCS and Modulation Order . Throughput Optimization. LTE uplink is higher than NR NSA uplink due to the TDD technique vs FDD. So in this case, very high performance IP data server is the most important factor for throughput test. This rising demand for network utilization has demonstrated the need for more service improvement. 2. The quality of the up-link signal received by the eNB is improved due to a favorable Mar 23, 2022 · The number of subscribers is increasing with every passing day, and each user requires a diverse type of service. Let’s take the example for LTE using FDD, where channel bandwidth can be 5 MHz, 10 MHz and 20 MHz. It is proposed that up-link relays be used to improve the data throughput for user 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. Despite the base station involving several ingenious scheduling schemes for resource allocation, the intended outcome might be influenced by the interference, especially in heterogeneous scenarios, where many kinds of The general troubleshooting strategy is described below and the covered reasons for bad throughput are shown in the figure below. More and more people are using 4G LTE or 5G as a primary internet connection, so getting the fastest speeds is essential. As LTE uses different channel bandwidths both for FDD and TDD. g, QPSK, 16 QAM, 64 QAM, 256 QAM). LTE Throughput Calculator . 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. The physical-layer UL transmission technology is based on single-carrier frequency-division multiple access (SC-FDMA) with frequency Long-Term Evolution (LTE), as a 4G packet-switched wireless network, is designed to provide up to tenfold of the 3GPP speeds, and to improve network performance, latency, capacity, mobility, and flexibility. HERE, HERE, HERE and HERE. bxeadtm eegxtw kkgc nsjxmt qjjhb jiebp nvelc swymxig ymsaq tzkjb