the effect of noise in communication system

... Broadcasting (DVB); Second generation framing structure, channel coding and modulation systems for Broadcasting, Interactive Services, News Gathering and other broadband satellite applications (DVB ... and Data communications – The Morgan Kaufmann Serries in Networking Editor – 2nd Edition 17 ROHDE & SCHWARZ - SOUND and TV BROADCASTING – CCIR and FFC tv standards – Printed in the federal ... Trang 1Đo kiểm đánh giá can nhiễu mạng truyền hình cáp The Measurement and Analysis of the effect of interference in Television Cable network NXB H : ĐHCN, 2012 Số trang 101 tr +

Ngày tải lên: 26/11/2013, 20:44

... expressedby stating that the distortion of thewave of the exciting current is due, not to the energy lost in theiron, but to the magnetic characteristic or the bending of the satura-tioncurve, andtherefore ... without reach-ing the three-phase lines All the other harmonics of exciting current appear in the line current If the primary coils of the transformers are connected in Y or star connection, the secondaries ... andderiving there-from relations regarding the relative intensity and phase of the triple harmonic in the wave of exciting current. As far as the investigation goes, itextends only to the fundamental

Ngày tải lên: 04/06/2014, 12:44

... [3], loratadine alone results in Chk1 activation leading to an increase in the percen-tage of cells in the G2/M phase of the cell cycle Since the G2/M phase of the cell cycle is one of the most ... explain some of the increased radiation-induced cytotoxicity observed with loratadine pre-incubation Likewise, enrichment of the cells in G2/M phase may also explain some of the increase in susceptibility ... determined The results are expressed as “%DNA released,” determined by dividing the density of the released DNA band by the density of the total DNA in the lane (the released DNA band plus the

Ngày tải lên: 09/08/2014, 10:20

... on the total score of the three research indexes include the improving level of pain on a VAS scale, the improving expansion of the lumbar spine and the improving daily living according to the ... point's skin impedance - The effective study of EA in treating LBP with kidney failure type: + The level of pain, pain threshold + Improving the expansion of the lumbar spine + Activities of ... point, Qi point, Qi Fu and themost familiar name today is acupoint - The classification of acupoint: These can be divided into three main types of acupoint: acupoint of meridian, acupoint of

Ngày tải lên: 04/10/2014, 13:22

... process oriented towards the action of informing, generating the understanding in the counterpart and inducing some type of response on the part of the receiver Those versed in communication have a ... All communications, intentional or not, have some kind of repercussion in the receiver of the information If the message is understood in its entirety, the effect is usually the desired one Communication ... : In this chapter, the researcher introduces the theory of communication, verbal communication, nonverbal communication, interpersonal communications and gestures, the effect of non-verbal communication

Ngày tải lên: 07/11/2018, 12:35

... metals in small quantities can contaminate the environment and can make it toxic The entry of heavy metals in the soil inhibits the absorption of nutrients in the soil during the process of plant ... not contaminated by the textile industry in of Karanganyar After receiving the information, the next step is to determine the location to be a comparison of contaminated soil and uncontaminated ... steps in the implementation of the land survey indicated that land contain heavy metals due to the textile industry First looking for information about the where abouts of the textile industry

Ngày tải lên: 27/05/2021, 09:07

... achieves the intended effect.Communication is a complex process oriented towards the action of informing, generating the understanding in the counterpart and inducing some type of response on the ... 2.2.5 The result from students’ opinions on the effects of nonverbal communication on interpersonal communications Chart5 The students’ opinions on the effects of nonverbal communication on interpersonal ... 5 are also, about how often they use nonverbal communication and their opinions on the effects of nonverbal communication on interpersonal communications These can bring information that is more

Ngày tải lên: 05/08/2021, 21:24

... Trang 6THE EFFECT OF PRESSURE IN THE PRESERVA-TION OF MILK. The souring of milk being due to the action of bacteria,methods forpreserving milk must either destroy the germsor interfere withtheir ... some ofthem of one solid piece, others "built up" of a numberof concentric cylinders shrunk together The object in thelater casebeing to make the outer partofthe cylinder carry moreof would ... leaving thetube but partially closed At first the bottom ofthe tube was pinched or folded togetherin the usu^al way, exceptthat the folds were pressed together in a vise. The imperfectjointsobtained

Ngày tải lên: 20/10/2022, 15:23

... whether the reduction in risk is enough to justify the costs and the potential side effects of that treatment [12] The effect of different treatment strategies on the risk of subsequent events in ... Detec-tion of ductal carcinoma in situ in women undergoing screening mammography J Natl Cancer Inst 94:1546–1554 4 Sørum R, Hofvind S, Skaane P, Haldorsen T (2010) Trends in incidence of ductal carcinoma ... patients, and pointed out the assessment of the effect of treatment strategies on IBC, using existing observational data [12] We assessed the effect of DCIS treatment strategies on risk of subsequent

Ngày tải lên: 19/03/2023, 15:44

... to recirculating aquaculture systems, without fish, resulted in the presence of these pathogens in the fluidized sand biofilters Disinfection of the recirculating systems, except biofilters, with ... recirculating systems each time the trial was done An ERM outbreak did not occur after the biofilters were flushed during the first test, but did occur in the second test Chloramine-T disinfection of the ... using an appropriate detergent Regardless of the method used, the entire recirculating system, including biofilters, should be disinfected, with subsequent reestablishment of functioning biofilters

Ngày tải lên: 27/09/2019, 10:31

... discussions on the suitability to the use of such models in simulating HPA nonlinearity in communication systems In this work, we investigate the reasonableness of well-known nonlinear models and ... pushing its operating point well into saturation, and minimizing nonlinear distortion, namely, demanding that the HPA operates well below saturation for diminishing spectrum regrowth, nonlinear interference ... that resembles to the Cann’s instantaneous model except for the modulus operator in the denominator and the exponent of 2s instead of s However, at the best of our knowledge, there are not so

Ngày tải lên: 11/02/2020, 16:37

... some ways of intercultural communication competence training including changing of teaching concept, changing of teaching method, introduction of background knowledge of different culture in class, ... Americans’ interests including skiing, hiking, bird watching, playing baseball, gardening, playing in a band, collecting things…This could arouse students' interest in culture learning and the information ... immersed in the natural cultural setting through the use of a variety of authentic materials They are inspired to identify the culture issues with their own life experience based on the topics of the

Ngày tải lên: 15/05/2020, 15:14

... imposed to evaluate the effect of pesticide and integrated nutrient management systems on the content of major nutrients in the grain of basmati rice PB-1509 The importance of the NPK component ... converted into q/ha by the conversion factor The straw yield was recorded by subtracting the weight of grains from the weight of the total harvested produced of each net plot Results and Discussion Effect ... corresponding nitrogen alone in case of grain during first of the year In second year, as regards N concentration in grain, the treatment, NPK+ Zn +Fe +Mn + Vermicompost @ 3 ton ha-1 showed the maximum

Ngày tải lên: 28/09/2020, 16:51

... dehumidification of the membrane may occur, resulting in deterioration of protonic conductivity, increasing resistive losses, and increasing MEA temperature In the extreme case of complete drying, local ... The model reflects the influence of numerous parameters on fuel cell performance including geometry, materials, operating and others to investigate the in situ stresses in polymer membranes The ... matrix, π is the strain Using hygrothermoelasticity theory, the effects of temperature and moisture as well as the mechanical forces on the behaviour of elastic bodies have been addressed In the present

Ngày tải lên: 05/09/2013, 14:58

... sun: the star that shines in the sky during the day and gives the earth heat and light -sundown: the time when the sun goes down and night begins -sunrise: the time of the rising of the sun ... they had the material and spiritual support from their country, they were hopeful of winning the war But in the soldiers’ return, the flowers given to them on their graves become the symbol of ... Nothing can stop them loving each other as nothing can stop the rose’s life Here the rose is the basis of the idea of everlasting love. Tyger Tyger, burning bright,“literary texts are In the

Ngày tải lên: 22/12/2013, 12:59

... observed in the case of the K137E mutant of HSP22 (Fig 4B); however, in this case, the intensity of the band corresponding to the HSP22 dimer was more intense than in the case of the wild-type protein ... role in the structure of sHsp monomers [12,18] and intermonomer interac-tions [12,18,19], as well as in the binding of protein substrates to sHsp [17] The importance of this part of molecule of the ... containing a single a-crystallin domain, and the par-asitic flatworm Taenia saginata Tsp36, containing two a-crystallin domains in the single polypeptide chain [12] Ten different sHsp are encoded in

Ngày tải lên: 23/03/2014, 07:20

... elucidated in previous studies [17–19,41,42] These stuctures are mainly located in the C-terminal regions of CYP11B1 and CYP11B2 So far, the role of distinct amino acids of the N-terminal regions of ... corre-sponding to helices and the heme-binding area of the structurally known P450s are indicated and examplified by the underlines in the CYP101 sequence The shaded positions in the human CYP11B ... struc-ture from the Protein Data Bank [31], using theSYBYL6.6 subroutineCOMPOSER (Tripos Inc., St Louis, MO, USA) The standard procedure of protein modelling using COMPOSER includes the following steps:

Ngày tải lên: 24/03/2014, 03:21

... 2008) Improving our understanding of the nature of this apparent heterogeneity in the effects of maternal employment is important especially in light of the quite dramatic increases in employment ... associated with a lower probability of doing any cooking, eating, or playing with the child, engaging in childcare, and supervising the child The interpretation in these studies is implicitly or explicitly ... childcare, the coefficient ~2 combines the effect of time spent with own parents relative to time spent in childcare, minus the effect of any change in goods inputs that the parents choose because of

Ngày tải lên: 30/03/2014, 05:20

... one of the TCP entities wants to indicate the end of the session to the other TCP entity. The FIN bit is set to the value one or turned- on. The window size, sometimes just called the window, ... measure the ability of the other to accept its messages. Initial window sizes commonly used are 8k and 16k bytes. The checksum field is the field in which the sender indicates the result of its 1s-inversion ... comparison of the error performance of the tested channels using the techniques discussed in this paper. In Network Troubleshooting Using TrueNet Test Methodologies, a discussion of the TrueNet testing methdolodies...

Ngày tải lên: 09/12/2013, 16:15

... than in the inheritance case in that no sharing map is involved; an attempt to vm_write one mapping of the memory object would merely replace that mapping, rather than reflecting it in other ... only in the organization of distributed and parallel applications, but in the implementation of the operating system kernel itself. Mach uses memory-mapping techniques to make the passing of large ... validation - Finally, the kernel informs the hardware physical map module of the new virtual to physical mapping. With the exception of the hardware validation, all of these steps are implemented in a...

Ngày tải lên: 12/09/2012, 15:05