Results 91 to 100 of about 325,248 (362)

Ber Boruchoff papers, undated, 1906-1938. [PDF]

open access: yes, 1906
This collection consists of the papers of Rabbi Ber Boruchoff during his career as rabbi at Congregation Beth Israel in Malden, Massachusetts. The bulk of the papers are eight ledgers in which Rabbi Boruchoff recorded marriages at which he officiated ...
Boruchoff, Ber,1872-1939.
core  

Reduced-Rank MMSE Detection in Space-Time Coded Space-Division Multiple-Access Systems [PDF]

open access: yes, 2006
A multiple-input multiple-output (MIMO) space-division multiple-access (SDMA) system is presented and investigated, when the space-time block coded (STBC) user signals are transmitted over Rayleigh fading channels. In the proposed SDMA system each mobile
Lie-liang Yang, Yang, Lie-Liang
core   +1 more source

Benefits and Limits of Modulation Formats for Optical Communications

open access: yesAdvances in Electrical and Electronic Engineering, 2014
This paper is focused on benefits and limits of intensity and phase modulation formats used in optical communications. The simulation results are obtained using OptSim software environment, employing Time Domain Split Step method.
Rajdi Agalliu, Michal Lucki
doaj   +1 more source

Comb‐Driven Coherent Optical Transmitter for Scalable DWDM Interconnects

open access: yesLaser &Photonics Reviews, EarlyView.
A comb‐driven coherent optical transmitter on a Si/SiN platform enables scalable DWDM interconnects by integrating ultra‐compact microring‐assisted modulators and interleavers. High‐baud coherent signaling achieves 400 Gb/s per wavelength and >$>$1 Tb/s multi‐channel transmission, with projected >$>$10 Tb/s per fiber, offering a path toward energy ...
Alireza Geravand   +11 more
wiley   +1 more source

BER analysis of FFH/FSK system with self-normalzing receiver over intentional and unintentional interference channels [PDF]

open access: yes, 2003
In this dissertation, the closed-form bit-error rate (BER) expressions for a uncoded fast frequency-hopped binary frequency-shift keying (FFH/BFSK) system using a non-linear diversity-combining receiver in the presence of multi-tone jamming (MTJ) and ...
Toh, Yew Ber.
core  

Adaptive minimum error-rate filtering design: a review [PDF]

open access: yes, 2008
Adaptive filtering has been an enabling technology and has found ever-increasing applications in various state-of-the-art communication systems. Traditionally, adaptive filtering has been developed based on the Wiener or minimum mean square error (MMSE ...
Sheng Chen   +7 more
core   +1 more source

Sustainable Metal Recovery From E‐Waste: Exploring Greener Leachates in Hydrometallurgical Processes

open access: yesMetalMat, EarlyView.
Recycling of electronic waste to synthesize valuable metals using green leachate. ABSTRACT The accumulation of electronic waste (e‐waste) poses environmental hazards and leads to the loss of valuable metals such as gold, silver, copper, and rare earth elements.
Shassatha Paul Saikat   +4 more
wiley   +1 more source

Chronicle of Ber Bernard Ullmann : 1803 / [PDF]

open access: yes, 1928
Account of libel against Ber Bernard Ullmann and his imprisonment in Guenzburg together with other community members (English, translated from German translation of Hebrew original, written in 1804)Ber Bernard Ullmann (Pfersee 1751-Augsburg 1837) was the
Ullmann, Ber Bernard, Ullmann, Carl
core  

Discrete rate maximisation power allocation with enhanced BER [PDF]

open access: yes, 2012
This study aims to maximise the rate over a multiple-in multiple-out (MIMO) link using incremental power and bit allocation. Two different schemes, greedy power allocation (GPA) and greedy bit allocation (GBA), are addressed and compared with the ...
Weiss, Stephan   +1 more
core   +1 more source

Development of an improved acm scheme for mitigating earth-to-space propagation effects

open access: yesArid Zone Journal of Engineering, Technology and Environment, 2021
Satellite communication is a promising technology due to its ability to serve very large number of users with high data rate services. The communication link experiences propagation losses such as: Path loss, atmospheric losses, rain fading, ionosphere ...
A. M. S. Tekanyi   +4 more
doaj  

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