نتایج جستجو برای: television receiver

تعداد نتایج: 77678  

2016
Prakash Patel Dipesh Kamdar

Video Broadcasting is playing a key role in communication areas. DVB-T has popular Technology for Digital Television Services. In this paper aim was to Implement all function Block in as per specified in the DVB-T (terrestrial based digital video broadcasting) and analyzed using Transmitter and receiver both side using filter. DVB-T 2K mode carriers are transmitted over AWGN Channel. The corrup...

Journal: :Pediatrics 2011
Angeline S Lillard Jennifer Peterson

OBJECTIVE The goal of this research was to study whether a fast-paced television show immediately influences preschool-aged children's executive function (eg, self-regulation, working memory). METHODS Sixty 4-year-olds were randomly assigned to watch a fast-paced television cartoon or an educational cartoon or draw for 9 minutes. They were then given 4 tasks tapping executive function, includ...

2004
Wendy Van den Broeck Jo Pierson Caroline Pauwels

The success of digital television will depend largely on the reactions of the final user. In this paper, we explore some of these reactions focussing on the test-introduction of digital television in Flanders (Belgium). Based on the findings of two digital interactive test-projects in Flanders, we will look more closely into three specific topics: (1) the domestication of television and its con...

Arezou Eshaghabadi, Sajad Sahab Negah,

According to reports about 30-thousand people spent watching television had the impact on their memory and recall that the results showed no differences between men and women. The people who watched less than an hour a day did better at every memory function. As these contributors watched negative political ads, physiological responses indicated that their body was reflexively preparing to move...

Journal: :Marketing Science 2017
Beth L. Fossen David A. Schweidel

In this research, we investigate how television advertising drives online word-of-mouth (WOM). We first explore if television advertising (1) affects online WOM about the brand advertised and (2) associates with changes in online WOM about the program in which the advertisement airs. We further examine if the media context in which the advertisement appears – the television program – impacts th...

2000
J H Stott

Coded Orthogonal Frequency Division Multiplexing (COFDM) [1, 2] has been specified for digital broadcasting systems for both audio -Digital Audio Broadcasting (DAB) [3] and (terrestrial) television -Digital Video Broadcasting (DVB-T) [4, 5, 6]. COFDM is particularly well matched to these applications, since it is very tolerant of the effects of multipath (provided a suitable guard interval is u...

Journal: :IEEE Trans. Communications 1996
Keang-Po Ho Joseph M. Kahn

Abs t rac t For a clipped channel with a Gaussian input, a predistortionlrestoration technique to reduce clipping-induced nonlinear distortion is proposed and analyzed. The input signal is processed by a nonlinear predistorter circuit, reducing the probability of clipping. The receiver output signal passes through a restorer having the inverse transfer characteristic, which yields the original ...

2005
A. S. DRIGAS Y. V. PAPAGERASIMOU D. APOSTOLOU

This paper presents the DVB-S satellite network infrastructure that achieves the broadcast of cultural events in real time through a satellite network, in the Hellenic area. In addition, the realization and usage of such a satellite network infrastructure is described, as well as how the interconnection of remote parts within the country is feasible. Hence, this paper distinguishes not only the...

2007
Ju-Yong Do Matthew Rabinowitz

Terrestrial communication signals, such as television, cellular and wireless LAN signals, have been pursued as ranging sources for deeper penetration into urban and indoor areas. However, because these signals are not designed for positioning and travel in severer multipath environments, there tend to be more outlying pseudorange measurements in terrestrial signal-based positioning systems than...

Journal: :EURASIP J. Adv. Sig. Proc. 2009
Timothy R. Newman Daniel DePardo Alexander M. Wyglinski Joseph B. Evans Rakesh Rajbanshi Victor R. Petty Dinesh Datla Frederick Weidling Paul J. Kolodzy Michael J. Marcus Gary J. Minden James A. Roberts

This article presents results from a study of the potential effects of secondary users operating in unoccupied television spectrum. Television spectrum is known within the wireless communications community as being underutilized, making it a prime candidate for dynamic spectrum access. The proposed use of this open spectrum has prompted questions concerning the quantity of available channel spa...

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