Results 111 to 120 of about 231,239 (274)

Approach towards the achievable sum rates capacity of Gaussian MIMO broadcast channels

open access: yesTongxin xuebao, 2006
Since it is very difficult to compute the sum rates capacity of Gaussian MIMO broadcast channels directly by using dirty paper coding approach,an iterative water-filling algorithm is proposed to obtain the sum capacity bound for multi-access channel and ...
PAN Cheng-kang1   +3 more
doaj   +2 more sources

Three‐Year Propagation Experiment at Ku‐, Ka‐, and Q‐Band in French West Indies

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT From January 2021 to December 2023, the Office National d'Etudes et de Recherches Aérospatiales (ONERA) and the Centre National d'Etudes Spatiales (CNES) conducted a three‐year Earth‐space propagation measurement campaign in Guadeloupe. The experiment used beacon receivers deployed in Pointe‐à‐Pitre airport to record signals at 11.2, 19.7, and
Jean‐Pascal Monvoisin   +3 more
wiley   +1 more source

Infrastructure and the Path to Sustainability: How Governance Shapes Development Outcomes in Africa

open access: yesSustainable Development, EarlyView.
ABSTRACT Infrastructure development, as an SDGs objective, foster inclusive growth by improving access to transport, energy, and digital systems, enhancing productivity, connectivity, resilience, and sustainability while reducing inequalities and supporting environmental goals. This study examines the impact of infrastructure development on sustainable
Germain Stephane Ketchoua   +3 more
wiley   +1 more source

Topological Interference Management for K-User Downlink Massive MIMO Relay Network Channel

open access: yesSensors, 2017
In this paper, we study the emergence of topological interference alignment and the characterizing features of a multi-user broadcast interference relay channel.
Poongundran Selvaprabhu   +3 more
doaj   +1 more source

Human Rights Economic Dividends: Estimating the Economic Effects of Preventing Discrimination

open access: yesSustainable Development, EarlyView.
ABSTRACT Economies embracing principles like nondiscrimination are presumed to reap significant rewards, while violations incur heavy costs. We call these benefits human rights economic dividends—the economic gains that arise when policymaking is guided by human rights principles.
Jose Cuesta
wiley   +1 more source

MIMO Broadcast Channels with Digital Channel Feedback [PDF]

open access: yes2006 Fortieth Asilomar Conference on Signals, Systems and Computers, 2006
This paper summarizes recent results on the multiple antenna broadcast (downlink) channel in which limited- rate digital feedback is used to convey channel state information from each mobile (receiver), each of which is assumed to have perfect channel information, to the transmitter.
openaire   +1 more source

Sustainability: The Forgotten Arena of eSports Research—A Systematic Literature Review From an ESG Perspective

open access: yesSustainable Development, EarlyView.
ABSTRACT Despite the growth of eSports, the sector faces critical challenges related to its sustainability. This research analyzes these issues from an environmental, social, and governance (ESG) perspective. This paper consists of a systematic literature review on eSports and its implications for sustainability.
M. Ertz   +5 more
wiley   +1 more source

When should firms watch for cross‐industry competition? A demand‐side perspective

open access: yesStrategic Management Journal, EarlyView.
Abstract Research Summary Research on competitor identification has primarily focused on intra‐industry competition. However, cross‐industry competitive threats are prevalent and consequential. We adopt a consumer‐oriented perspective to examine how consumer perceptions shape de facto competition across industry boundaries.
Ying Li, Samira Reis, Olga M. Khessina
wiley   +1 more source

Values and visibility: How CEO activism influences private and public consumer choices

open access: yesStrategic Management Journal, EarlyView.
Abstract Research Summary Firms' and executives' stances on controversial issues affect consumer behavior. This “political consumerism” might be motivated by ideology and a desire to signal to peers, and thus vary for private and public purchases. We conduct an experiment with 1198 consumers to study how purchase visibility affects responses to CEO ...
Young Hou, Christopher Poliquin
wiley   +1 more source

An Ecosystem to Develop Multi‐Agent Systems in Real‐World IoT Applications

open access: yesSoftware: Practice and Experience, EarlyView.
ABSTRACT Software agents and multi‐agent systems are critical components in the development of distributed autonomous systems, as they exhibit a wide range of “intelligence,” from reactive behaviors to advanced reasoning and planning. Integrating these capabilities into multi‐agent systems enables distributed artificial intelligence, a programming ...
Davide Carnemolla   +3 more
wiley   +1 more source

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