نتایج جستجو برای: cell phones

تعداد نتایج: 1695289  

Journal: :Pediatrics 2009
Despina Stavrinos Katherine W Byington David C Schwebel

OBJECTIVE Early adolescents are using cell phones with increasing frequency. Cell phones are known to distract motor vehicle drivers to the point that their safety is jeopardized, but it is unclear if cell phones might also distract child pedestrians. This study was designed to examine the influence of talking on a cell phone for pediatric pedestrian injury risk. PARTICIPANTS AND METHODS Seve...

Journal: :Same-day surgery 1977
S F Jencks

Any facility or program operated by the Office of Mental Health shall restrict the use of personal cell phones, recording devices, and wireless devices on the grounds of such facility or program, as set forth in this policy directive, provided, however, that the use of personally owned cell phones, recording devices, and wireless devices within forensic and secure facilities or units shall be i...

2017
G Maria Jones

The role of mobile devices (cell phones and smart phones) becomes an integral part of everyone’s life, which also leads to criminal activities like hacking, Smishing, SMS spoofing etc. Digital evidence in mobile phone has attempted to delete the data by criminal. Information from mobile phones is useful for investigators to learn about user information. In this paper, a novel method is performi...

2010

We have developed RF transceiver LSI “MB86L01A,”which supports the GSM, GPRS, and EDGE communication methods for second-generation cell phones and the UMTS and HSPA communication methods for third-generation cell phones. It mounts a 3G DigRF interface on 1 chip. By adopting a low-noise circuit utilizing our rich digital circuit technology as a built-in circuit, it no longer requires the externa...

2010
Rahul Vanam Eve A. Riskin Richard E. Ladner Maya R. Gupta

Rate-Distortion-Complexity Optimization of Video Encoders with Applications to Sign Language Video Compression Rahul Vanam Co-Chairs of the Supervisory Committee: Professor Eve A. Riskin Electrical Engineering Professor Richard E. Ladner Computer Science and Engineering Applications for video compression have been growing over the years due to the availability of higher network bandwidth, lower...

2010
Akhilesh Gupta Anupam Joshi Gopal Sarma Pingali

Cell phones are becoming increasingly more sophisticated, and such ”Smart” phones are a growing front end to access the web and internet applications . They are often used in a multiple modes – for instance for both personal and business purposes. Enterprises that allow employees to use the phones in this dual mode need to protect the information and applications on such devices and control the...

Journal: :CoRR 2014
Kasra Madadipouya

Mobile technologies are growing significantly in past few years. Many new features and enhancement have implemented in mobile technologies in both software and hardware aspects. Nowadays, cell phones are not just only use for making calls or sending text messages, however, technologies behind mobile phones expanded vastly which facilitate them to offer various types of services. Location-based ...

2008
B Al-Glaib M Al-Dardfi A Al-Tuhami A Elgenaidi M Dkhil

To The Editor: Exposure to electromagnetic radiation (EMR) from mobile phones can cause detrimental effects on cell function, chromosomal aberrations, and tissue injuries [1-6]. The rapid expansion of mobile phones has lead to widespread concern for their safety. We examined the histopathological effects of direct exposure to this EMR from mobile phones in adult male Swiss albino mice. The anim...

Journal: :IJTHI 2012
Bangaly Kaba Kweku-Muata Osei-Bryson

Cell phones have changed the way people live. A deeper understanding of how the attributes of these technologies influence end-users’ perceptions is an important issue. A better understanding of cellular phone adoption and use process will inform people’s understanding of the diffusion process of other types of communication technologies. This empirical paper examines the influence of the Techn...

Journal: :journal of biomedical physics and engineering 0
d shahbazi-gahrouei dept. of medical physics, school of medicine, isfahan university of medical sciences, isfahan, iran; [email protected] b hashmi-beni department of anatomical sciences, school of medicine, isfahan university of medical sciences, isfahan, iran z ahmadi msc of medical physics, dept. of medical physics, school of medicine, isfahan university of medical sciences, isfahan, iran

background: as the use of mobile phones is increasing, public concern about the harmful effects of radiation emitted by these devices is also growing. in addition, protection questions and biological effects are among growing concerns which have remained largely unanswered. stem cells are useful models to assess the effects of radiofrequency electromagnetic fields (rf-emf) on other cell lines. ...

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