why pss and sss in lte?
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Synchronization Signals (PSS and SSS) In LTE, there are two downlink synchronization signals which are used by the UE to obtain the cell identity and frame timing. The division into two signals is aimed to reduce the complexity of the cell search process.
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SNR in LTE Print The SNR is defined as the power of signal divided by the sum of the interference power and the power of background noise. Transmit Power is an input parameter that can be set in the UI (UE properties). Users can also refer to the function fn_NetSim_LTE_CalculateReceivedPower() that is part of LTE_Phy.
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The difference in speeds of the P and S waves provide a way to locate the epicenter. The P waves always "wins the race" and the S waves is always the slower "car". The longer the "race", the greater the difference will be in between the arrival times of the P and S waves at the "finish line" (seismic station).
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While 4G LTE is a major improvement over 3G speeds, it is technically not 4G. However, most cellular carriers now advertise their networks as 4G LTE, because it sounds the same as 4G (or even better). In some cases, your phone may even display 4G LTE-A (Long Term Evolution Advanced), which is even closer to proper 4G.
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Short for “Long Term Evolution”, 4G LTE is similar to the "S" series of iPhones. ... While 4G LTE is a major improvement over 3G speeds, it is technically not 4G. However, most cellular carriers now advertise their networks as 4G LTE, because it sounds the same as 4G (or even better).
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LTE is a very good, easily deployable network technology, offering high speeds and low latencies over long distances. ... AT&T's LTE service was much better than Sprint's, but still bad with an average download speed of 7.6Mbps and an average upload speed of 2.4Mbps.
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Most data use by regular consumers on LTE networks will involve QCI values between 6 and 9. Within that range, lower QCI values are associated with higher-priority service on a given network. For a much more technical treatment of QCI values, see the 3GPP publication on Policy and charging control architecture.
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Temporary Mobile Subscriber Identities (TMSI) is allocated to mobile subscribers by VLRs, SGSNs, and MME in order to support the subscriber identity confidentiality. The VLR, SGSN, and MME must be capable of correlating an allocated TMSI with the IMSI of the MS to which it is allocated.
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A mobile switching center (MSC) is the centerpiece of a network switching subsystem (NSS). The MSC is mostly associated with communications switching functions, such as call set-up, release, and routing. ... The MSC is structured so that base stations connect to it, while it connects to the PSTN.
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Although the performance gap is small, SC-FDMA's advantage of low PAPR makes it desirable for uplink wireless transmission in mobile communication systems, where transmitter power efficiency is of paramount importance.
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Pakistan Remote Sensing Satellite. The Pakistan Remote Sensing Satellite (PRSS), commercially known as Remote Sensing Satellite System (RSSS), is a dual-purpose Earth observational and optical satellite. Pakistan Remote Sensing Satellite-1 (PRSS-1) was launched from China's Jiuquan Satellite Centre on 9 July 2018.
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LTE. In laymans terms, the difference between 4G and LTE is that 4G is faster than LTE. The reason for this is that 4G meets the technical standards designated for it whereas LTE data transfer speed standard is merely a stopgap measure standard devised until actual 4G speed is realized.
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On a typical 4G LTE network connection, your data is encrypted and your identity is authenticated and protected. Wi-Fi networks, on the other hand, can vary widely when it comes to security. ... Although 4G LTE connections are generally considered more secure, the software is not impenetrable.
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3G, or UMTS and is the successor to the GSM network and faster. H and H+ are standing for HSPA and HSPA+. Both use the UMTS network, where H is faster than 3G and H+ is faster than H. 4G stands for LTE and is the fastest.
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So the reason your phone says LTE is because you are in an area that has the fastest internet speeds. When you are in an area in which your phone says "4g" it's because you are using a cell phone tower that has the slower, HSPA, internet speed.
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By far the biggest difference between both technologies is that WebSockets are full-duplex, bidirectional communication between client and server, whereas SSEs are mono-directional. SSEs come with a set of features that WebSockets lack by design, such as automatic reconnection, event IDs and sending arbitrary events.
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Independent Basic Service Set (IBSS) allows two or more devices to communicate directly with each other without a need for a central device. ... Basic Service Set (BSS) Wireless LAN is established using a central device called an Access Point that centralizes access and control over a group of wireless devices.