Joint Time-of-Arrival and Carrier-Phase Measurement and Tracking for Enhanced Loran Signals in Complex Interference Environments [PDF]
SensorsTo address carrier-phase loss of lock and long-term drift in frequency-offset estimation that may arise from time-of-arrival (TOA) measurements in enhanced Loran (eLoran) timing receivers under low signal-to-noise ratio (SNR) and moderate-to-high ...
Ziming Yuan +3 more
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Contributions to TOA-based location with wlan [PDF]
, 2023 Location techniques that satisfy the requirements of advanced Location-Based Services (LBS) in environments where GPS fails are needed, therefore accurate indoor positioning is becoming increasingly important. This PhD Thesis is devoted to the research on location of mobile devices employing WLAN (IEEE 802.11). The use of this kind of wireless networks
Ciurana Adell, Marc
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UWB pulse detection and TOA estimation using GLRT
EURASIP Journal on Advances in Signal Processing, 2017 In this paper, a novel statistical approach is presented for time-of-arrival (TOA) estimation based on first path (FP) pulse detection using a sub-Nyquist sampling ultra-wide band (UWB) receiver.
Yan Xie +3 more
doaj +3 more sources
Rapid enlargement of a tubo-ovarian abscess in a patient with cervical cancer and multiple uterine fibroids: A case report [PDF]
Case Reports in Women's HealthLocally advanced cervical cancer can be complicated by infections such as pyometra and tubo-ovarian abscess (TOA), although the pathogenesis of TOA is not fully understood.
Yuki Yamazawa +6 more
doaj +2 more sources
TOA Estimation of Indoor Localization by Wi-Fi Signal Based on Waveform Edge Detection [PDF]
Zhengzhou Daxue xuebao. Gongxue ban, 2022 To locate the target indoor precisely, it was important to investigate on the Wi-Fi based indoor localization parameter, namely, time of arrival(TOA).The main weakness of primary TOA estimation methods were estimation bias, complex algorithm，and lack of ...
MA Dongju, LI Min, ZHANG Duanjin
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Ēhara tāku toa i te toa takitahi, engari he toa takitini: the power of a collective [PDF]
Kōtuitui: New Zealand Journal of Social Sciences Online, 2021 ABSTRACT Transmission of skills and knowledge is a core message in dominant discourses surrounding early verbal and non‐verbal communication of babies. Narrow conceptualisations fail to place adequate emphasis on sociocultural elements of language and children’s sophisticated non‐verbal communication.
Emma K. Quigan +2 more
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Enhanced Positioning Techniques for Hybrid Wireless Networks [PDF]
, 2011 The objective of this paper is to propose a reliable and accurate positioning method, which provides location estimates for the mobile user in hybrid wireless network (IEEE802.11/WiFi, IEEE802.16/WiMAX and LTE technologies).
Zvikhachevskaya, Anna +4 more
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Multilayer bonding of A1N30H foils to A1050 plates using cold spot forge welding
Heliyon, 2023 The cold spot forge-welding method, recently developed to achieve high-productivity and high-strength dissimilar material joining, was applied to multiple solid-phase joining of aluminum (Al) foils simulating tab-lead electrodes.
Hideki Yamagishi +3 more
doaj +1 more source
A Comparative study of TOA in diluents for Reactive Extraction of Succinic Acid [PDF]
, 2023 Succinic acid recovery from the aqueous phase is an intrinsic downstreaming process because of its numerous applications in the pharmaceutical and food industries.
Amruta, Mokashi +2 more
core +1 more source
Las finanzas públicas de Ecuador en el siglo XX [PDF]
, 2016 El Estado es un actor complejo que se moviliza según relaciones de poder y cuyos roles esenciales –en el plano económico- son la promoción económica y la generación del bienestar de una nación.
Castillo Luna, Toa Atenea
core +5 more sources