نتایج جستجو برای: television reception
تعداد نتایج: 35750 فیلتر نتایج به سال:
h—The problem with popular polarizations in television reception research is that either quantitative or qualitative methodologies considered separately fails to render a complete understanding. Television viewing is both individual and collective. Thus this paper proposes an analytical framework synthesized from alternate approaches not conventionally petitioned in reception research, among th...
Recently, there have been increasing interests to characterize the UHF wideband mobile reception. In the literature, there are several studies on UHF mobile reception for cellular phone systems, however, most of them addresses narrowband services. This paper presents propagation measurement results on UHF TV band using the ATSC Digital Television as a sounding signal to study the characteristic...
c able television (CATV) was known originally as "community antenna television." Today it represents the broad area of entertainment and other services carried over coaxial cable networks to various subscribers, As implied by the name, the original purpose of CATV was to serve communities with entertainment television service where TV reception was poor, The idea was to find one good receiving ...
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...
Field tests of the transmission performance of the ATSC DTV system have been conducted in Taiwan. The test results as well as comparisons against the NTSC system performance are reported and analyzed. From the measured results the reception characteristics of the DTV can be deduced and can provide guidelines for television stations to design transmission system, schedule equipment deployment, p...
We demonstrate the ability to receive live color analog television and video game signals with use of Rydberg atom receiver. The typical signal expected for traditional 480i National Television Standards Committee format requires a bandwidth over 3 MHz. determine beam sizes, powers, detection method required atoms this type signal. size affects average time remain in interaction volume, which i...
Terrestrial digital broadcasting services in Japan will start in 2003, and conventional analog broadcasting will be terminated in 2011. However, it has been reported that the mobile reception quality for the terrestrial digital broadcasting is significantly reduced for high bit rate transmissions such as high definition television broadcasting. In this study, the reception quality of terrestria...
Internet Protocol Television (IPTV) systems are a rapidly growing converged network service. These systems replace the traditional “set-top box”, receiving broadcast or cable television, with a networked IP-centric device, to which video is streamed live or on demand. The user experience initially follows that of traditional television, but it is expected that additional interactive services wi...
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