Results 61 to 70 of about 206,661 (347)

Concatenated Multilevel Coded Modulation Schemes for Digital Satellite Broadcasting [PDF]

open access: yes, 1997
The error performance of bandwith-efficient concatenated multilevel coded modulation (MCM) schemes for digital satellite broadcasting is analyzed. Nonstandard partitioning, multistage decoding, and outer Reed-Solomon (RS) codes are employed to provided ...
Imai, Hideki, Morelos-Zaragoza, Robert H
core   +1 more source

Exploring the combination of individual and organizational–environmental factors in the expression of radical and incremental creativity

open access: yesHuman Resource Development Quarterly, EarlyView.
Abstract Innovative products and services are key factors in corporate competitiveness, and the expression “employee creativity” is the top priority factor in leading corporate innovation. This study aims to investigate the differences between the predictive variables for the expression of radical and incremental creativity and the combinations of the ...
Suk Jung, Ah Jeong Hong
wiley   +1 more source

A Low Bit Rate Audio Coder based on Segmental Sinusoidal Model [PDF]

open access: yes, 2010
Audio signal information with high quality would help the television audience to increase the perception of the information displayed. Transmission channel capacity will become limited, while the need of channel communication is increased.
budisetiawan, florentinus
core  

Characterizing Adolescent Social Media Experiences and Links to Momentary Affect

open access: yesJournal of Adolescence, EarlyView.
ABSTRACT Introduction Social media (SM) use is ubiquitous among adolescents, and questions remain regarding the impact of SM on youths’ emotional health. Understanding what adolescents are experiencing on SM is critical for answering these questions.
Stefanie L. Sequeira   +5 more
wiley   +1 more source

On the Error Performance of 8-VSB TCM Decoder for ATSC Terrestrial Broadcasting of Digital Television [PDF]

open access: yes, 2000
The error performance of various 8-VSB TCM decoders for reception of terrestrial digital television is analyzed. In previous work, 8-state TCM decoders were proposed and implemented for terrestrial broadcasting of digital television.
Morelos-Zaragoza, Robert H., Rhee, Dojun
core   +1 more source

On the performance of densified DVB-H single frequency networks [PDF]

open access: yes, 2006
The broadcasting of TV programmes to mobile phones can be enabled by the newly developed technology called Digital Video Broadcasting-Handheld (DVB-H). Because of the scarcity and cost of frequency resources, frequency reuse needs to be considered when ...
Owens, TJ, Song, YH, Zhang, C
core   +1 more source

Association between smartphone use, sleep deprivation, and self‐rated health outcomes: A retrospective observational survey in rural Japan

open access: yesJournal of General and Family Medicine, EarlyView.
Our study aimed to investigate the association among good SRH outcomes, sleep deprivation, and smartphone overuse. Good SRH outcomes were negatively associated with sleep deprivation and smartphone overuse. The group that used their smartphones for more than 1 h slept approximately 0.12–0.13 h less than within 1 h.
Yoshio Hisata   +11 more
wiley   +1 more source

Digital Television: Has the Revolution Stalled? [PDF]

open access: yes, 2001
When digital television technology first hit the scene it garnered great excitement, with its promise of movie theater picture and sound on a fraction of the bandwidth of analog.
Futch, Aaron   +4 more
core   +1 more source

Digital Democracy: Episode IV—A New Hope*: How a Corporation for Public Software Could Transform Digital Engagement for Government and Civil Society [PDF]

open access: yes, 2019
Although successive generations of digital technology have become increasingly powerful in the past 20 years, digital democracy has yet to realize its potential for deliberative transformation.
Davies, Todd, Gastil, John
core   +2 more sources

Beyond the Post: How Profile Picture Changes Shape Consumer Perceptions of Brand Activism

open access: yesPsychology &Marketing, EarlyView.
ABSTRACT Brands are increasingly engaging in brand activism on social media, creating campaigns and taking public stances on social and political issues that sometimes can be divisive (Sarkar and Kotler 2018; Moorman 2020). Due to the division in consumers' stances on these issues, extant research has identified a backlash effect of brand activism.
Smaraki Mohanty, Shirley Chen
wiley   +1 more source

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