نتایج جستجو برای: input frequency

تعداد نتایج: 685276  

2017
XIAOLIN SUN Xiaolin SUN Lu LI Ting GUO

This paper presents a broadband high operating frequency divide-by-2 frequency divider. This divider uses sourcecoupled logic (SCL) with two static loading master-slave D latches which achieves high input operating frequency, high input sensitivity and low power dissipation. This divider can work from 8GHz~ 27GHz and the input power is -40dBm@18GHz. The chip area is 735μm×480μm with only 4.6mW ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده ادبیات و علوم انسانی 1393

this study investigates the effect of teacher’s repetition as an input enhancement technique in explicit teaching of vocabulary items on efl learners’ later retrieval. to this end, 66 persian speaking english learners, aged 18 - 29, homogenized through a standard proficiency test (opt), were chosen and put into two experimental and control groups, each 33 learners. general service list (gsl), a...

پایان نامه :0 1374

this experimental study has been conducted to test the effect of oral presentation on the development of l2 learners grammar. but this oral presentation is not merely a deductive instruction of grammatical points, in this presentation two hypotheses of krashen (input and low filter hypotheses), stevicks viewpoints on grammar explanation and correction and widdowsons opinion on limited use of l1...

Journal: :American journal of physiology. Heart and circulatory physiology 2000
Z Liu C Y Chen A C Bonham

The frequency of baroreceptor volleys to the central nervous system can influence the fidelity of baroreceptor signal transmission and thus may affect baroreflex regulation of blood pressure. We examined 1) the extent to which frequency-dependent depression of aortic baroreceptor signals was initiated at the first central synapse between primary baroreceptor fibers and second-order nucleus trac...

اردشیر, غلامرضا, رحیم پور, حمید, غلامی, محمد, میار نعیمی, حسین,

Lock and settling times are two parameters which are of high importance in design of DLL-based frequency multipliers. A new architecture for DLL-based frequency multipliers in digital domain is designed in this paper. In the proposed architecture instead of using charge pump, phase frequency detector and loop filter a digital signal processor is used. Gradient algorithm is used in the proposed ...

2016
Shivali G. Bansal

In this chapter the authors discuss the physical insight of the role of wireless communication in RFID systems. In this respect, this chapter gives a brief introduction on the wireless communication model followed by various communication schemes. The chapter also discusses various channel impairments and the statistical modeling of fading channels based on the environment in which the RFID tag...

Journal: :Journal of child language 2004
Anna L Theakston Elena V M Lieven Julian M Pine Caroline F Rowland

In many areas of language acquisition, researchers have suggested that semantic generality plays an important role in determining the order of acquisition of particular lexical forms. However, generality is typically confounded with the effects of input frequency and it is therefore unclear to what extent semantic generality or input frequency determines the early acquisition of particular lexi...

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