نتایج جستجو برای: multipath
تعداد نتایج: 8465 فیلتر نتایج به سال:
The paper develops the analysis of output bufFers in multipath multistage interconnection networks. The delay-throughput performance of output buffers in multipath multistage interconnection networks is closely related to the output traffic distribution which is the packet arrival rates a t each output link connected to a given output module. Many multipath networks produce nonuniform output tr...
Multiple accesses are common for most mobile devices today. This technological advance opens up a new design space for improving the communication performance of mobile devices. Multipath TCP is a TCP extension that enables using multiple network paths between two end systems for a single TCP connection, increasing performance and reliability. Meanwhile, when operating multiple active interface...
MultiPath TCP (MPTCP) is a recent TCP extension that enables hosts to send data over multiple paths for a single connection. It is already deployed for various use cases, notably on smartphones. In parallel with this, there is a growing deployment of encryption and authentication techniques to counter various forms of security attacks. Tcpcrypt and TLS are some of these security solutions. In t...
Many MPLS implementations have supported multipath techniques, and many MPLS deployments have used multipath techniques, particularly in very high-bandwidth applications, such as provider IP/MPLS core networks. MPLS Transport Profile (MPLS-TP) has strongly discouraged the use of multipath techniques. Some degradation of MPLS-TP Operations, Administration, and Maintenance (OAM) performance canno...
The multipath components of superwideband (2–17.2 GHz) nonline-of-sight channel responses measured inside several buildings are stable along sections that are 27 cm long on average with a standard deviation of 16 cm. The stability regions of multipath components have an approximately log-normal histogram. An analysis of measured channels that explicitly includes finite spatial areas of visibili...
Successive Interference Cancellation is a promising technique for increasing the capacity of uplink CDMA channels. Fundamental research has shown that in an AWGN channel, the technique can approach the Shannon capacity[1]. However, a multipath channel presents a difficult challenge for interference cancellation, as each multipath component separated by more than a chip time appears to the recei...
In this paper the choice of DLL parameters is studied with special focus on multipath and Doppler sensitivity. The envisaged application is code tracking on navigation receivers and the multipath fading environments defined for next generation navigation systems are considered. Given the particular properties of these propagation environments, multipath estimating delay lock loop is shown to ha...
In some situations where short delay and low frequency multipath due to a moving platform itself and close-by reflectors is predominant, a parametric estimation approach based on functional models, which relate the multipath errors of the code and carrier tracking loops with multipath parameters, is useful in mitigating the effects of multipath in the code and carrier phase measurements. 214 We...
Tracking performance of the I-Q carrier recovery loop for BPSK signal in bandlimited channel with multipath interference is analysed. The multipath fading channel is characterised by the Rummler’s model (a simplified three-ray model) for line-of-sight digital radio system. A closed-form expression for the phaseerror variance related to the multipath interference, intersymbol interference and ch...
1 Abstract—The radio interferometric positioning system (RIPS) is an accurate node localization method featuring a novel phase-based ranging process. Multipath is the limiting error source for RIPS in ground-deployed scenarios or indoor applications. There are four distinct channels involved in the ranging process for RIPS. Multipath reflections affect both the phase and amplitude of the rang...
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