Monitorul - ATESTAT

8/17/2019 Monitorul - ATESTAT

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COLEGIUL TEHNIC MOTRU

JUDETUL GORJ

PROIECTDE

ABSOLVIRE

CLASA: a XII-a F

PROFILUL: ELECTRONICA AUTOMATIZARI

SPECIALIZARE: TEHNICIAN OPERATOR TEHNICA DE CALCUL

COORDONATOR PROF.

BALEANU

DORIN

ABSOLVENT, STOICHITA ANDREI COSTINEL

2016

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TEMA:MONITORUL

(CONSTRUCTIE SIFUNCTIONARE)

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CUPRINS

Argument

………………………………………………………….………….…….Pag. 4

I. Domenii de aplicatie ………………………………..….…..……. Pag. 5

II. Clasifcare ………………………………………………..………………..Pag.6

III. Masuratori de perormanta …………..…………….…..……. Pag. 9

IV. Comparatie…………………………………………………..…..…….

Pag. 12V. Sistemul video si monitorul

………………………….…..……. Pag. 15

Concluzii ………………………………………………………………….……………. Pag.2

Bibliografe ………………………………………………………….….…….….…..Pag.


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AR!M"#$

M!"#$!%&' $ &" *#+!,#$#- +%#%#/ *

#0#% /a% !/&+ /& +%,"$a%a &!%3 * #3ag#"# 0# $$ a #"!%3a##g"%a$ * /a'/&'a$!%. C!3a"*a a0%###"!%3a7##'!% + /%a"&' 3!"#$!%&' %a'#,a, +%#" #"$%3*#&' +'/## -#*!.M!"#$!%&' $ /!"/$a$ 'a +'a/a -#*! a#$3&' +%#" #"$%3*#&' &" /a'&-#*!8 /a% /!"7#" 3"a'' * /&'!a% 0#* #"/%!"#,a% "/a% a0%## + /%a" a

#3ag#"#'!% *!%#$.

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CA%I$&'!' I

I. D&M"#II D" A%'ICA$I"

M!"#$!a%' &"$ !'!#$ " /#%/$' "/;# *$'-#,#&"8 * 3+'& #" a%!+!%$&%# (+"$%& a&+%a-g;a *#-% ,!" * 'a *+%$a%) 0# *a/a "& a& "-!# %/+$, a& +%'&/%,

3"a' *#" %a&a * TV.


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/a, 3!"#$!%&' $ /!"#*%a$ ! #"$%a g%a/ a&$#'#,a$!%&' (Graphic User Interface a& GUI).

CA%I$&'!' II

II. C'ASI(ICAR"

D#%#$' $#+&%# * 3!"#$!a% "$@'"#$ " +%a/$#/ +!$ /'a#/a$ *&+ 3a# 3&'$ /%#$%## " &%3$!a%'/a$g!%##:

a) dup* culorile de af+are,

- monitoare monocrome, +!$ a0a *!a% *!& /&'!%# * !#/# "g%& 0# &"a *#" /&'!%#' a'8

-%* a& !/%&ga'".- monitoare cu niveluri de gri, +!$ a0a ! %# *#"$"#$7# * /&'!a% "$% a' # "g%&.

- monitoare color, &$#'#,a, /!3#"a%a a $%# /&'!%#&"*a3"$a' (%!0&8 -%* 0# a'a$%&) /& *#%#$#"$"#$7# +"$%& a /%a !/;#&' &3a" #3+%#a &"#+a'$ !a%$ 3a%# * "&a"7.

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b) dup* tipul semnalelor video,

- monitoare digitale, a//+$ 3"a' -#*! *#g#$a'.S&"$ /!"!%3 /& $a"*a%*' 3a#

-/;# IBM8 CA 0# EA. Da$!%#$ a%;#$/$&%## '!% #"$%"8&"$ '#3#$a$ 'a a0a%a &" "&3% * /&'!%#.

- monitoare analogice, +!$ a0a &" "&3% "'#3#$a$

* /&'!%#8 *a$!%#$ a+$&' / a//+$3"a' -#*! a"a'!g#/. C!3+!""$' &,&a' a'3"a'&' -#*! a"a'!g#/ &"$ #"/%!"#,%#' +!%#,!"$a' 0# + -%$#/a' 0# 3"a'' 3!3"$a"+"$%& /&'!%#' &"*a3"$a' %!0&8 -%* 0# a'a$%&.S&"$ 3a>!%#$a% " +%,"$8 #"* 3a# ##' 0# 3a#

#$#" /a /' *#g#$a'.

c) dup* tipul grilei de gidare a electronilor /ntub,

- monitoare cu masc* de umbrire, g;#*a%a &&%#'!%* '/$%!"# +% +&"/$' * !!% /!%+&",$!a% *+ /%a" $ %a'#,a$ * ! 3a/ 3$a'#/ &7#%+%-,&$ /& !%#/## ". E$ $#+&' * 3!"#$!% /' 3a#&$#'#,a$ " +%,"$.

- monitoare cu gril* de apertur*, " '!/&' 30$## *&3%#%8 a ! g%#' !%3a$ *#" % 3$a'#/ "8


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-%$#/a'8 +a%a''8 #" "$#" 0# !a%$ a+%!+#a$ "$%'. M!"#$!a%' * a/$ $#+ +!$ a0a #3ag#"# 3a# */a'#$a$ */@$ /' a,a$ + 3a/a * &3%#%($%'&/#%8 /!"$%a$).

d) dup* tipul controalelor e0terioare,

- monitoare cu controale analogice: a>&$a%aa0a>&' a/ +%#" a/7#!"a%a * $a$ # &$!a" *$#+ a"a'!g#/. Pa%a3$%## /a% +!$ 3!*#/a7# * &$#'#,a$!%&"$8 * !#/#8 '&3#"!,#$a$a8 /!"$%a$&' 0# +!,#7#!"a%a#3ag#"## + -%$#/a' 0# + !%#,!"$a'.

- monitoare cu controale digitale, a>&$a%a a//& a>&$!%&' &" $ * $a$ 0# &$!a" +/#a'. S +!$

3!*#/a +a%a3$%## 3"7#!"a7# 3a# &8 +'&: !%3a$%a+,!#*a'8 /&%a%a 3a%g#"#'!% 'a$%a' a' #3ag#"##8*#3"#&"a + !%#,!"$a' 0# -%$#/a' a #3ag#"##8 0#a'$'. M!*#/a%a -a'!%## &" a"&3#$ +a%a3$%& a/" $%+$ *#/%$ (/&a"$). M!"#$!a%' 3a# %/"$!% a/#'#$7# * 33!%a% a a>&$%#'!% /&$ "

*#%#$ 3!*&%# * '&/%&8 " a0a ' "/@$ 'a $%/%a *#"$%&" 3!* " a'$&' "& 3a# "/a% %a>&$a%a+a%a3$%#'!% *!%#7#.

e) dup* tipul constructiv al ecranului,


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- monitoare cu tuburi catodice conven1ionale 2CR$- Catode Ra3 $ubes), &"$ /' 3a#

&$#'#,a$8 3a# #$#" 0# 3a# +%!%3a"$ /%a" #$"$+ +#a7 'a !%a a/$&a'. P%,#"$ *#%#$

-a%#a"$ /!"$%&/$#-8 /' 3a# * "$@'"#$ #"* $&&%#'/& 3a/ * &3%#% (;a*!3a CRT) 0# $&&%#'T%#"#$%!"8 /& g%#' * a+%$&% (a+%$&% g%#'' CRT).

- dispozitive de af+are cu ecran plat 2(%D - (lat%anel Displa3), #"/'&* /%a"' /& /%#$a'

'#/;#* (LCD L#G* C%=$a' D#+'a=) 0# /%a"' /&+'a3 (PDP P'a3a D#+'a= Pa"').


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- Mărimea imaginii vizualizabile, măsurată diagonal.Pentru CRT-uri, mărimea este, de obicei, cu un inch maimică decât tubul. Suprafa a unui ecran este determinatățfrecent de distan a dintre două col uri opuse ale acestuia.ț ț

!ste "nsă o problemă, că metoda de măsurare nu facedeosebire "ntre formele geometrice e#acte ale monitoarelorcu mărimi de diagonală identice, "n sensul că suprafa ațdeterminată de o diagonală scade $"n raport cu cele pătrate%,cu cât ecranele dein mai dreptunghiulare. &ni ial,țdimensiunile diagonale ale tuburilor folosite erau mici: ', (,

)*, )+, ), ) inch. n prezent, alorile uzuale alemonitoarelor de tip CRT $cu tub electronic% sunt de ), )/,)(, +*, +), ++, + sau +/ de inch.

- Rezolu ia ecranuluiț , numărul de pi#eli $puncte

informa ionale alb0negru% ce pot fi afi a i pe fiecareț ș țdimensiune. 1alori uzuale ale rezoluiei $lă ime # "năl ime%ț țsunt :

• 644• 6

• 1246• 12124• 1612

- Distan4a dintre subpi0eli de aceea+i culoare83&%a$ " 3#'#3$%#. C& /@$ a/a$ *#$a" $3a# 3#/8 /& a$@$ 3a# a/&#$ -a #3ag#"a.

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- Rata de re/mprosp*tare */%# "&3%&' *#'&3#"%# a' /%a"&' "$%! /&"*. Ra$a 3a#3* %3+%!+$a% $ '#3#$a$ * $#3+&' *%+&".

- $impul de r*spuns8 $#3+&' "/a% &" +#' $%a/ *#" $a%a a/$#- ("g%&)8 " $a%a #"a/$#-(a') 0# " /a a/$#-8 *#" "!& ("g%&). E$ 3&%a$ #"

3#'#/&"* (3).

- Raportul de contrast $ %a+!%$&' *#"$%'&3#"!,#$a$a /'# 3a# $%'&/#$!a% /&'!%# (a') 0# a/'# 3a# "$&"/a$ /&'!%# ("g%&)8 + /a% /%a"&'

$ /a+a#' ' +%!*&/.

- Consumul de putere ("%g#)8 3&%a$ " a#.

- Raportul de aspect8 '&"g#3a !%#,!"$a'

/!3+a%a$ /& /a -%$#/a'. D 3+'&8 *a/ 4:$ %a+!%$&' $a"*a%* * a+/$8 &" /%a" /&&"g#3a * 124 * +#'#8 -a a-a "'#3a * 6* +#'#. U" /%a" #*/%" +!a$ a-a %a+!%$&' *a+/$ 16:98 a*#/ 'a '&"g#3a * 124 * +#'#8 -aa-a "'#3a * 56 * +#'#.

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- !ngiul de vizualizare8 /a+a/#$a$a /%a"&' *a +%#-#$ ("+%+"*#/&'a%) * 'a &" &"g;# *#%#$ *9J8 % a &%-"# ! *g%a*a% /#- a #3ag#"##83&%a$ " g%a*8 !%#,!"$a' # -%$#/a'.

2 adar, e#istă mai multe tehnologiiș hard3are pentruafi area informa iilor generate de calculator:ș ț

I. E/%a" /& /%#$a' '#/;#* (Liquid Cristal Diode,LCD). E/%a"' * $#+ Thin Film Transistor,TFT &"$ /' 3a# %+@"*#$ +"$%&

/!3+&$%' "!#.a. LCD +a#- +%!*&/ /!"$%a$ 'a8 $#3+

* %+&" "a'$ 0# a'$ */$ * #3ag#".A !$ !'!#$ " 3a>!%#$a$a /a'/&'a$!a%'!%+!%$a#' +@" " 3#>'!/&' a"#'!% K9.

. LCD TFT %* #3ag#"a /& ! /a'#$a$3&'$ 3a# &". A+%!a+ $!a$ LCD&%#'3!*%" &"$ TFT.

II. T& /a$!*#/ (Cathode Ray Tube, CRT ).

III. E/%a" /& +'a3.

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CA%I$&'!' IV

IV. C&M%ARA$I"

CRT

Aspecte pozitive:

• Ra+!%$ * /!"$%a$ !a%$ %#*#/a$ (2:1 a& 3a#3a%8 3&'$ 3a# "a'$ */@$ 3a>!%#$a$a LCD &%#'!%0# /%a"'!% /& +'a3)

• V#$, 3#/ * %+&"

• C&'!a% /'"$

• P!a$ a0a "a$#- " a+%!a+ !%#/ %,!'&# 0# %a$ *%3+%!+$a%

• U"g;# * -#,&a'#,a% %#*#/a$

• E$ ! $;"!'!g# $a#' 0# $$a$ *a '&"g&' a"#'!%

Aspecte negative:

• D#3"#&" # 3a 3a%#

• D#$!%#&" g!3$%#/ " CRT&%# "!"+'a$

• C!"&3 3a# 3a% * +&$% */@$ &" LCD *a/'a0# *#3"#&"#

• E#$ %#/&' * a a+%a /$&' 3!#% 'a /a 3a#3a% %,!'&#

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• I"$!'%a"$ a' 3*##'!% &3*

• E#$ &" %#/ (%*&) * #3+'!,# (*#" /a&,a-#*&' #"$%") *a/ $&&' $ a-a%#a$

• Ra$a * %3+%!+$a% /,&$ /a&,a, &"+@'+@#$ !%-a#' a' #3ag#"##

'CDAspecte pozitive:

• F!a%$ /!3+a/$ # &0!%

• C!"&3 %*& * +&$%

• F% *#$!%#&"# g!3$%#/

• R,#$"$

• P%,#"$ +@'+@#$ !a%$ %*& a& a"$8 " &"/#* '&3#"a * &"*a'

Aspecte negative:

• Ra+!%$ /,&$ * /!"$%a$

• U"g;# * -#,&a'#,a% '#3#$a$

• L&3#"a * &"*a' #"ga' +!a$ /%a *#$!%#&"# *

'&3#"!,#$a$14


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• T#3+&%# "a'$ * %+&"

• A*@"/#3 a /&'!%#'!%

• P%,#"$ ! #"g&% %,!'&# "a$#-

• Ma# /&3+ */@$ CRT

• P#'# 3!%# +!$ a+%a " $#3+&' a%#/%##

%lasmaAspecte pozitive:

• F!a%$ /!3+a/$ # &0!%

• Ra+!%$&%# "a'$ * /!"$%a$ (1:1 a& 3a#3a%#)

• V#$, 3a% * %+&"

• C&'!a% /'"$

• U"g;# * -#,&a'#,a% %#*#/a$

•

F% *#$!%#&"# g!3$%#/Aspecte negative:

• D#$a" 3a% *#"$% &+#'# * a/a0# /&'!a%

• P@'+@#$ !%-a#' /@"* $ -#,&a'#,a$ 'a *#$a"

3#/#15


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• T3+%a$&% %#*#/a$ * !+%a%

• Ma# /&3+ */@$ LCD

• C!"&3 %#*#/a$ * +&$%

• P%,#"$ ! #"g&% %,!'&# "a$#-

• A*@"/#3 a /&'!%#'!%

• P#'# 3!%# +!$ a+%a " $#3+&' a%#/%##

CA%I$&'!' V

V. SIS$"M!' VID"& SI MI$&R!'16


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S#$3&' -#*! $ !%3a$ *#"*!& +%$#: &" a*a+$!% (+'a/) -#*! # &" 3!"#$!% a&*#+'a=. A*a+$!%&' -#*! %+%,#"$ *#+!,#$#-&' /a%%a'#,a, 'g$&%a (#"$%a$a) /& /a'/&'a$!%&' # a" #"$%#!%&' a/$a. E' -a /!%+&",$!% $#+&' *3!"#$!% -#*! /a% ## $ a$a0a$. A*a+$!%&' -#*!%a'#,a, ! %,!'&$# !%#,!"$a' 0# &"a -%$#/a'.R,!'&#a %+%,#"$ "&3%&' * '3"$8 " /a,&' *a +&"/$+#'#8 /a% +!$ a0a$ + /%a". D3+'&8 &" 3!"#$!% VA +!a$ !+%a " 3!* -#*!a0@"* 64 * +&"/$ *a '&"g&' /%a"&' /a%+%,#"$ 4 * %@"*&%# * +&"/$. R%#"*&" 'aa/a$ %,!'&#8 -!3 +&" / $ * 644.


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"#-' * +&"/$8 /# 'a "#-' * /a%a/$%.


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S$a"*a%*&' VA (V#*! %a+;#/ A%%a=) a !$#"$%!*& * /$% IBM !*a$ /& /a'/&'a$!a%' PS?28 #a%3!*&%#' -#*! VA %+%,#"$ &" &+%$ a'$a"*a%*'!% -#*! a"$%#!a%8 CA (C!'!% %a+;#/

A*a+$%) 0# EA (E";a"/* %a+;#/ A*a+$%). Ca 3a##3+!%$a"$ 3&"$#% a*& * $a"*a%*&' VA a !$%,!'&#a &+%#!a% a /a%a/$%'!% " 3!*&' $$8 +%/&30# +!##'#$a$a * a a0a 256 * /&'!%# 'a &" 3!3"$*a$.

Monitorul

A*a+$!%&' -#*! $ 'ga$ * 3!"#$!% +%#" #"$%3*#&'&" /a'&. M!"#$!%&'8 *"&3#$ &"!%# 0# *#+'a=8+%3#$ -#,&a'#,a%a *a$'!% #"$%!*& * 'a $a$a$&%a& %,&'$a$ " &%3a /&## &"!% /!3",# a&+%!g%a38 +&$@"* */# "/a*%a$ " /a$g!%#a/;#+a3"$'!% +%#%#/ * #0#%. D#" +&"/$ *-*% ,#/8 3!"#$!%&' $%a"'a$a, 3"a'' $%#3#+%#" #"$%3*#&' /a'&' " 3"a' + /a% '

&$#'#,a, +"$%& a a0a #3ag#"# + /%a".Ca +# +%#"/#+a'8 3!"#$!%&' /!"#" &" $& *-a/&&38 #3#'a% /& /' * 'a $'-#,!% 0# &" $&" *'/$%!"#. M!"#$!a%' /!'!% ("&3%&' * /&'!%# /a% +!$ %+%,"$a$ * a/$a $ -a%#a#') +%,#"$ $%#$&"&%# * '/$%!"#.

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R,!'&#a /%a"&' $ &" +a%a3$%& *!#$ *#3+!%$a"$ " a+%/#%a 3!"#$!a%'!% 0# +%#3"&3%&' * +#'# a0a$ + ! &+%aa *a$8 #a% *"##a/%a"&' "&3%&' * +#'# + ! #"g&% '#"#

!%#,!"$a' 0# "&3%&' * '#"## !%#,!"$a' a0a$. E$ *"!$a$ a+$&' / &" 3!"#$!% +!a$ a0a "&3% *#%#$* +#'# + '#"# 0# * '#"## + #3ag#"8 " &"/# *3!*&' -#*!. O%#/&38 /& /@$ %,!'&#a /%a"&' $ 3a#3a%8 /& a$@$ /a'#$a$a #3ag#"## $ 3a# &"8 #a%!'#/#$a%a !/;#'!% &$#'#,a$!%&' *#3#"&a,.

E/%a"&' 3!"#$!%&' +!a$ a/!+%# /& ! !'#+%!$/$!a% +/#a'.


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P"$%& &"' 3!*&%# -#*!8 #3ag#"a !%3a,"/+@"* /& '#"#a 18 a+!# /& '#"#a 2 0# a0a 3a# *+a%$8+@" 'a +a%$a * >! a /%a"&'. A/$ $#' * a0a% 3a# "&30$ 0# "!"#"$%'a/*8 !#"@"*& " a/$

'8 %,&'$a$ !a%$ &" " /a,&' #3ag#"#'!% $a$#/.


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#$3' *#g#$a' %+%,#"$ ! !'&# +%a/$#/ 0#/!"!3#/8 /#%/$&' '/$%!"#/ "#"* !a%$ /!3+'#/a$.

S$a"*a%*&' VA a #"$%!*& &" "!& $#+ * 3!"#$!% /a%&$#'#,a, 3"a' a"a'!g#/ +"$%& $%a"%&'

#"!%3a##'!% +%#-#"* /&'!a%a * 'a a*a+$!%&' -#*! 'a3!"#$!%. Da/ 3"a'' *#g#$a' +%,#"$ "#-'&%# /a%#"*#/ +%,"a a& a"a &" #$8 3"a''a"a'!g#/ +!$ +%,"$a !%#/ -a'!a% "$% &"a 3#"#3 0#&"a 3a#3.

A$"# N& +!a$ &$#'#,a &" 3!"#$!% *#g#$a' /& &"a*a+$!% -#*! a"a'!g 0# #"-%. O !'&# " a/$ /!+/!"$ " &$#'#,a%a &" 3!"#$!% /a% +!a$ !+%a a$@$/& 3"a' *#g#$a'8 /@$ 0# a"a'!g#/ (#$3 -#*!*&a').

"cranele cu plasm* %D% - %lasma Displa3%anels

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T;"!'!g#a &$#'#,a$ " %a'#,a%a /%a"'!% /&+'a3 $ " *,-!'$a% * 3a# 3&'7# a"#8 0# +%!3#$!a%$ 3&'$ " *!3"#&' a0%## #"!%3a7##. U" $%a$ *ga, +/#a' $ #"$%+& "$% *!& /%a"$%a"+a%"$8 + /a% #$ a$ %@"*&%# %+/$#-/!'!a" * '/$%!,# & !%3 * +'#/&' $%a"+a%"$.P%#" a/$#-a%a &"# a"&3#$ +%/;# * '/$%!,# %@"*/!'!a"8 ga,&' * 'a #"$%/7#a '!% #!"#,a,8 3#7@"*'&3#". T#+&' ga,&' *$%3#" /&'!a%a * a0a%.I3ag#"#' a0a$ +%,#"$ /!"$%a$ 0# $%'&/#%/'"$8 0#8 " +'&8 /a'a%a 'a *#3"#&"# 3a# 3a%# +!a$ a/ &0!%. N& &"$ " $!$a'#$a$ %,!'-a$+%!'3' 'ga$ * a0a%a " "#-' * g%# #/!'!%.T;"!'!g#a 0# g0$ !%#g#"#' #" a"## 6. D 'a/%a"'g#ga"$ 3!"$a$ #" +&'#/8 &%3$!%&' +a a !$+%!*&/#a * 3a.

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"cranul %D%

E/%a"&' PDP !'!0$ *!& $%a$&%# * $#/'8 "$%

/a% a &" ga, "!#'8 !" a& "!"8 0# ! 3a$%#/ */'&' * !!% (+#'#). C!3+!,##a ga,!a8 &+&&" /@3+ '/$%#/ +&$%"#/8 a$#"g $a%a * +'a38*ga>@"* ! $%'&/#% &'$%a-#!'$. A/a$a a/#!"a,a&+%a /% +#' *#" 3a$%#/ " +a%$. U" +#' $a'/$$ *#" $%# &/'&'8 %!0#8 -%* 0# a'a$%8 /a%

/!3+&" #3ag#"a "a' " 3!* *#g#$a'8 'a ! a"&3#$%,!'&#. P%#"/#+a'&' a-a"$a> a' $;"!'!g## PDP $ /#3ag#"a a0a$ + &" /%a" + a, * +'a3 "& 3a#+%,#"$ *#$!%#&"#' /a%a/$%#$#/ /%a"'!% !#0"$.T!$!*a$8 #3ag#"a $ !3!g" " '&3#"!,#$a$8 3a#/'a% 0# 3a# $%'&/#$!a% (/& ! a/&%a$ * +$ 16

3#'#!a" * "&a" * /&'!a%)8 % */#" *!/a'#,a% 0# % ,!" &0!% "$&"/a$ a&&+%a'&3#"a$.

S+% *!#% * /%a"' /'a#/8 &"* *#$a"a!+$#3 * -#,#!"a% $ * 485 !%# *#3"#&"a*#ag!"a'# $&&' /%a"' 3!*%" +%3#$ -#,#!"a%a

!+$#3 * 'a !%#/ *#$a"8 !%#/@$ * a+%!+#a$. #a/a$a *a$!%#$ a+$&' / #3ag#"a "& 3a# $/!3+& *#" '#"##8 /# *#" +&"/$ " (+#'#). M!*''+%$"#!a !% %,!'&## "a'$8 +"$%& &" a0a>*-@%0#$8 #a% /a'#$a$a &+%#!a% $ *a$ 0# *$a#'#$a$a #3ag#"##8 /a% "& 3a# Q+@'+@#Q8 "&

a/$a, -*%a 0# "& * *&%%# * /a+. N& " &'$#3&'24


25/38

%@"*8 $ %3a%/a#' a"a #"$%%"'!%3ag"$#/8 $'-#,!%&' /& +'a3 +&$@"* a3+'aa$ "a+%!+#%a *#&,!a%'!% a& a a'$!% '3"$a&*#!?-#*! +%$&%a$!a%8 % /a #3ag#"a a a# *

&%#$. U" a-a"$a> $%3 * #3+!%$a"$ $ %g!"!3#a&" a$' * /%a". La ! *#ag!"a' * 1 /38 g%!#3a/%a"&' "& *+00$ 15 /38 /!3+a%a$#- /& /' +&$#"6 /38 /@$ a% 3&%a a*@"/#3a &" $'-#,!% !#0"$* 51 /3. A*-%a$&' /%a" +'a$ $ *a$ *!a% *$;"!'!g#a + a, * +'a3.

%rincipiul de unc4ionare a monitorului 'CD

P%#"/#+#&' * &"/#!"a% $ *$&' *#3+'&: ! &% * '&3#" " aa /%#a a &"+a"!& +/#a' * $#+ a"*#/;8 /a% /!"#" &" $%a$ *

/%#$a' '#/;#* a3+'aa$ "$% *!& &+%a * $#+'/$%!*.


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!+%#$. P"$%& a a0a #3ag#"#' + &" 3!"#$!% $"-!# * /!"$%!' 'a "#-' * +#'#.


27/38

Ma>!%#$a$a /%#$a''!% '#/;#* &"$ /!3+&#!%ga"#/# /a% /!"$a& *#" 3!'/&' a/#/&'a% /a%8 "$a%a '!% "a$&%a'8 +!,#7#!"a, /& a' '&"g#

%'a$#- +a%a''. C!"$%!'&' +%/# a' a'#"#%## a/$!%3!'/&' +!a$ %a'#,a '@"* '#/;#*&' /& /%#$a' /&%g *a '&"g&' &"# &+%a7 /& 3#/%!/a"a'.A'#"#%a 3!'/&''!% a/ *&+ *#%/7#a /a"a''!%8a$' /8 *a/ 3#/%!/a"a'' &"$ +%/$ +a%a''8 #a'#"#%a 3!'/&''!% *-#" +%/$ +a%a''. A/$

&+%a7 "&3/ $%a$&%# * a'#"#%. I" $a%a '!%"a$&%a'8 3!'/&'' * /%#$a' '#/;#* &"$ *#+& /&a' '!"g#$&*#"a' +a%a''8 *a% " 3!* *,!%*!"a$.

P%#3&' +%#"/#+#& a' 3!"#$!a%'!% /& /%#$a' '#/;#*(LCD) /!"$ *#" /%a%a * $%a$&%# &//#- */%#$a' '#/;#* "$% &+%a7 /& 3#/%!/a"a'8 a$' /a3#/%!/a"a'' * + ! &+%aa7 !%#"$a'+%+"*#/&'a% + *#%/7#a 3#/%!/a"a''!% /'#'a'$&+%a7. L&3#"a &%3%$ a'#"#%a 3!'/&''!%8 #"*# a %!$#$ /& 9 g%a* a$&"/# /@"* $%a-%a, $%a$&'* /%#$a' '#/;#*. T!$&#8 'a a+'#/a%a &"# $"#&"#

/%#$a'&' '#/;#*8 3!'/&'' %a%a">a, #"g&% "+!,#7# -%$#/a'8 +%3#7@"*&# '&3#"## $%a/ "%!$#$.

A' *!#'a +%#"/#+#& a' LCD a,a, ++%!+%#$7#' '$%'!% +!'a%#,a"$ # a' '&3#"##. U"*''&3#"## "a$&%a' &"$ !%#"$a$ *&+ &"g;#&%# a'a$!a%.

U" '$%& * +!'a%#,a% $ !%3a$ *#"$%&" $ * '#"##+a%a'' $%3 * ". E' a/7#!"a, /a ! %7a82


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3+#*#/@"* a//&' &"*'!% * '&3#" a /%!% !%#"$a%"& /!#"/#* /& *#%/7#a '#"##'!% %7'#. U" a' *!#'a '$%&* +!'a%#,a% a-@"* '#"##' !%#"$a$ +%+"*#/&'a%%'a$#- 'a +%#3&' '$%&8 -a 3+#*#/a " $!$a'#$a$

+%!+aga%a '&3#"## a"$%#!% +!'a%#,a$. L&3#"a -a $%/+%#" /' *a' *!#'a +!'a%#,!% "&3a# *a/ '#"##' a/$a&"$ +%/$ +a%a'' /& /' a' +%#3&' '$%&8 a& *a/'&3#"a a !$ %!$#$8 /+$@"* ! !%#"$a% #*"$#/ /&/a a '$%&' a' *!#'a.

Reguli:

U" LCD %+/$ &" $ * %g&'# *#%#$ * /'a' 3!"#$!a%'!% /& $& /a$!*#/8 !%#"* a-a"$a> &a+/$&' +&$%## /!"&3a$8 /a # /' a' g!3$%##+%/$. D,a-a"$a>&' ' /!"$#$ +%7&' 3a# 3a%8 &"&"g;# * -#,&a'#,a% 3a# 3#/ # /!"$%a$ 3a# /,&$ a'/&'!%#'!%.I" $#3+ / $&&%#' /a$!*#/ a& &" *!3"#& * %,!'&7## * g%a*a% +"$%& a /!%+&"* /%a"&' &" LCDa% &" "&3% * /'&' * /%#$a' '#/;#* # +!a$ !%#! #"g&% %,!'&7# +"$%& "$%g&' /%a"8 +%#" &$#'#,a%a&"# #"g&% /'&' +"$%& &" +#'. S +!$ &$#'#,a #%,!'&7## 3a# 3#/#8 +%#" !'!#%a *!a% a &"# +!%7#&"# *#"/%a". D 3+'&8 &" /@3+ * 1246 +!a$ *a !%,!'&7# * 644 +%#" &$#'#,a%a a 66 *#" /%a".Ma>!%#$a$a LCD &"$ /a+a#' *a #3ag#"# *%,!'&7# 3a# 3#/ + "$%g&' /%a" +%#"$%&" +%!/

2


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*"&3#$ +a"#&" %a$;#!3a$#/. T!$&#8 a/a$a *%,&'$a$ 3a# &" " /a,&' #3ag#"#'!% /& "&a"7/!"$#" /&3 a% !$!g%a#'8 */@$ " /a,&' $$&' /&#3ag#"# a-@"* *$a'## "8 &"* +!$ a+%a !#/$

a/$a$ "ga$#- * #"&"7 'a$%a'.U" $& /a$!*#/ a% $%# $&"&%# * '/$%!"# a'

/%!% a/#/&' $% /!"-a%g % %!a% +"$%&a /%a ! #3ag#" /'a%. I" /a,&' &" LCD "& #$+%!'3 +%#-#"* /!"-%g"7a8 *!a%/ /a% /'&'$ /!"/$a$ a& */!"/$a$ " 3!* #"*#-#*&a'.

I"-%8 $ +!##' /a &"a a& 3a# 3&'$ /'&' a' LCD */$. P &" 3!"#$!% * 1246 #$ $%#/'&' +"$%& /a% +#'8 /@$ &"a +"$%& /&'!%#'%!&8 -%*8 a'a$%&8 a*#/ 2 59 296 /'&'. Da$!%#$"&3%&' $%3 * %#*#/a$ * /'&' a3+'aa$ + &"*#+'a= * $#+ LCD8 a *#3"#&"#'!% 3a%# a' &$%a$&'

* $#/' (g"%a7#a a a * +%!*&/7# '&/%a, /&&$%a$&%# * 45 55 33) # 3a# a' a /!3+'#$7##+%!/'!% $;"!'!g#/ " /!"*#7## * $%#'#$a$ 3a#38$ $%3 * *#/#' a !7#" *#+'a=&%#8 'a /a% "& a+a% &" "&3% * $%a",#$!a% */$. A/$*/$ 3+a%$ " *!& /a$g!%##: '&3#"!a (/@"*

+ &" !"* "g%& $%'&/$ &" &+#')8 #"$&"/!a (/@"*8 + &" !"* * ! a"&3#$ /&'!a%8 &"+#' %3@" "g%&). D/$' "$&"/!a &"$a+%!a+ #"-#,##'8 /' '&3#"!a "& &"$ -#,##' +!"* a' (!"*&' $a"*a%* a' *!/&3"$'!% * $#+ E/'8W!%*8 $/.)8 *a% +!$ -,&$ + &" !"* "g%& (3a# %a%

29


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!'!#$)8 a& + &"&' * ! a"&3#$ /&'!a%. C' 3a#*%a">a"$ $ &" */$ * /&'!a% -%*.

Apari4ii in anul 5677

7) Apple $uderbolt MC879'':A

N!&' *#+'a= A++' T;&"*%!'$ $ ! a*-%a$

%-'a# " *!3"#&' 3!"#$!a%'!%. P '@"g+%#"a -#,&a' *!#$ + /a% ! !%&$#'#,a$!%&' a/$a #"/'&* ! %# * /a%a/$%#$#/#/a% ' +%!+&'a, + '!/&' 1 #" $!+&' a+a%###'!% *#"211. A$'8 *#"$% a/$a +&$3 a3#"$#:

- T;"!'!g#a T;&"*%!'$ "/!%+!%a$ / +%3#$$%a"%&' * *a$ "$% /!3+&$% 0# a'$*#+!,#$#- /& ! -#$, !a%$ 3a%. A-@"* *!&/a"a' * 1 + " a3' *#%/##8 a/$a $* 2 * !%# 3a# %a+#* */@$ +!%$&%#' USB 2. 0#* 12 !%# 3a# %a+#* */@$ F#%W#% .

- P%3#$ /!"/$a%a a +@" 'a 6 *#+!,#$#- "$%&"

#"g&% +!%$ /!3+a/$- D#ag!"a'a * 2 #"/;8 %a+!%$ * a+/$ * 16:98

%,!'&#a * 256144- T;"!'!g#a LED a/'#g;$#"g: +% *!#% *

a'$ 3!"#$!a% /a% a& "-!# * &" a"&3#$ $#3+* "/',#% +"$%& a a$#"g 3a#3&' *

'&3#"!,#$a$8 3!"#$!a%' / !'!/ $;"!'!g#a


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LED a/'#g;$#"g a+%#"* #"$a"$a"& 0# &"$'&3#"a$ " 3!* &"#!%3

- Ca3%a Fa/T#3 XD 0# 3#/%!!" "/!%+!%a$- +!%$&%# USB 2.

- U" +!%$ F#%W#% - U" +!%$ #ga#$ E$;%"$

5) Asus VS55;


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=) Acer 59>


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>) VieSonic VA786A-'"D 78 ince'"D Monitor

Ca%a/$%#$#/#:- D#ag!"a' * 19 #"/;- R,!'&# * 1666- Ra+!%$ * /!"$%a$ * 1 :1- T;"!'!g# LED Ba/'#g;$- A>&$a% a&$!3a$ a %a+!%$&' * a+/$

- E/! M!* +"$%& /!"&3 %*& * "%g#

$enologia =D


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>!/&%# ! +%#"$ D &'$!a% +"$%& -#,#!"a%a *'38 !$!g%a# 0# >!/&%#.

NVIDIA D V##!" 28 "!&a g"%a$# a $;"!'!g## D* 'a NVIDIA8 -#" /& ! "!& +%/; * !/;'a%# /*#+&" * &" *#g" "!&8 a*a+$a$ "-!#'!% 3+$#3#$#'!%* >!/&%#. P%#"$% "!#' /a%a/$%#$#/#8 "&3% #$;"!'!g#a NVIDIA D L#g;$B!!$8 ! $;"!'!g# "!&/a% a*&/ 3&"$$#%# #,a#' +%#"$# D

*a$!%#$ *&'%## '&3#"!,#$$## +"$%& #3ag#"##' aa$8" /!3+a%a# /& a'$ $;"!'!g## D.

C& a>&$!%&' !/;'a%#'!% NVIDIA D V##!" 28 a'$&%# *"!$!!&%#' # 3!"#$!a%' /!3+a$##' /& $;"!'!g#aD L#g;$B!!$8 &$#'#,a$!%## -!% +&$a &/&%a *+%#"$ D /& a*-%a$ #3+%#!"a"$8*/'a% P;#'

E#'%8 g"%a' 3a"ag%8 D V##!"8 NVIDIA. E/;#+a *#"g#"%# NVIDIA a a*& 3&"$$#%# #"/%*##'$;"!'!g## D +"$%& PC8 !$#"@"* &" +%!*& / !% !+%#"$ * ga3#"g &'$!a%8 /a% &%/'aa, /;#a%# '3' D * 'a X!''=!!*.

O/;'a%## D V##!" 2 * 'a NVIDIA a& !$ /!"$%$#+/#a' +"$%& +a#!"a$## * >!/&%# # 3+$#3#$##$;"!'!g## D. A/$#a !% ! +%!&",#3 3a# 3a%>!/&' +%#" #"$%3*#&' '"$#''!% /& ! *#3"#&" /&2 3a# 3a% */@$ a /'!% *#" +%#3a g"%a$#8%,&'$@"* ! &+%aa$ * -#,&a'#,a% 3a# 3a% # &"

a/$!% 3%#$ * '!/a% a '&3#"## $%#!a%.


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3a$%#a' &!a% +"$%& ! +&%$a% 3a# /!"!%$a#'8a'$&%# * /$#' * >!/.

D L#g;$B!!$ $ "!&a $;"!'!g#NVIDIA /a% !% ! #3ag#" D * 2 !%# 3a# '&3#"!a" /!3+a%a$# /& a'$ !'&$## D #$"$ # ! /a'#$a$3&"$$#$ a /&'!%##. D a3"a8 $;"!'!g#a3%$ '&3#"!,#$a$a a3#"$a'8 /@"* $a$a$&%a #3!&&' 3a# -#,##' # %*&/@"* /$&' * Dg;!$#"g.

P%#3&' 3!"#$!% *$!+ /%$#/a$ +"$%& $;"!'!g#a DL#g;$B!!$ $ ASUS V2X8 &" 3!"#$!% LED &'' XD(1921) * 2 #"/#8 /& ##% D XDMI 1.48 +%/&3

# D&a''#" DVI +"$%& >!/&%#' D &'' XD 1+ D. P%#"#"$%3*#&' $;"!'!g## /'&#- ASUS T%a/F% II83!"#$!%&' *#+&" * ! %a$a * %%; * 12X, # $#3+#* %+&" * *!a% 238 !%#"* #3ag#"## &" a+/$ /'a%8&'$%a"$*. N!&' 3!"#$!% ASUS V2X -a *#+!"##'3+%&" /& 2 +%/;# * !/;'a%# D V##!" 2 "/+@"*

/& '&"a !/$!3%# 211.

A'$ 3!"#$!a% * 'a A/% # B"Y8 /!3+a$##' /&$;"!'!g#a D L#g;$B!!$8 -!% *#+!"##' " '&"#'&%3$!a%.

5

http://void%280%29/http://void%280%29/http://void%280%29/http://void%280%29/


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Concluzii

S#$3&' -#*! $ !%3a$ *#" *!& +%$#: &"a*a+$!% (+'a/) -#*! # &" 3!"#$!% a& *#+'a=.A*a+$!%&' -#*! %+%,#"$ *#+!,#$#-&' /a%%a'#,a, 'g$&%a (#"$%a$a) /& /a'/&'a$!%&' #

a " #"$%#!%&' a/$a. E' -a /!%+&",$!%$#+&' * 3!"#$!% -#*! /a% ## $ a$a0a$.A*a+$!%&' -#*! %a'#,a, ! %,!'&$# !%#,!"$a' 0#&"a -%$#/a'. R,!'&#a %+%,#"$ "&3%&' *'3"$8 " /a,&' * a +&"/$+#'#8 /a% +!$

a0a$ + /%a". D 3+'&8 &" 3!"#$!% VA+!a$ !+%a " 3!* -#*! a0@"* 64 * +&"/$6


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*a '&"g&' /%a"&' /a% +%,#"$ 4 * %@"*&%#* +&"/$. R%#"*&" 'a a/a$ %,!'&#8 -!3+&" / $ * 644.

BIBLIOGRAFIEB!#a" F. M.8 S#$3 * !+%a% #"$%a/$#-8 E*. L#%#8

C'&> Na+!/a8 1994

Ca*a% C.8 ;!%g;#7 V.8 T;"!'!g#a #"!%3a7## 3a"&a'+"$%& /'aa a IZa8 E*. L[S I"!3a$8 1999

C%/;, E.8 \%a" M.8 S#$3 * /a'/&'8 3a"&a' +"$%&/'aa a IZa8 E*. L[S I"!3a$8 B&/&%$#8 199

C%/;, E.8 \%a" M.8 T;"!'!g#a #"!%3a7##8 3a"&a'

+"$%& /'aa a IZa8 E*. L[S I"!3a$8 B&/&%$#8 1999


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L#/a D.8 O"a E.8 I"!%3a$#/a8 3a"&a' +"$%& /'aa a IZa8E*. L[S I"!3a$8 1999

Documents

Monitorul - ATESTAT