Page 378 - index

ȿɝɟɪ ɤԛɲ ԧɫɤɟɧ ɤɟɡɞɟ ԕɚɬɚԙɞɵԕ ɤɨɷɮɮɢɰɢɟɧɬɿ ɬԧɦɟɧɞɟɫɟ, ɨɧɞɚ ԕɢɫɵԕ
ɫɵɡɵԕɬɵԙ ɤԧɥɛɟɭɥɿɝɿ ɠԥɧɟ ɚɦɩɥɢɬɭɞɬɵ-ɠɢɿɥɿɤɬɿɤ ɫɢɩɚɬɬɚɦɚ Ⱥ ɨɫɿɧɟ
ɛɚԑɵɬɬɚɥɚɞɵ (64 Ω-ɫɭɪɟɬ). ȿɝɟɪ ɤɢɧɟɦɚɬɢɤɚɥɵԕ ɠԝɩɬɚԑɵ ԛɣɤɟɥɿɫɬɿ ɟɫɤɟɪɫɟɤ,
ɨɧɞɚ ɬɟɪɛɟɥɿɫɬɿԙ ɚɦɩɥɢɬɭɞɚɫɵ ɪɟɡɨɧɚɧɫ ɤɟɡɿɧɞɟ ɲɟɤɬɿ ɲɚɦɚԑɚ ɢɟ ɛɨɥɚɞɵ
ɠԥɧɟ ɚɦɩɥɢɬɭɞɚɥɵ-ɠɢɿɥɿɤɬɿɤ ɫɢɩɚɬɬɚɦɚɧɵԙ ɟɤɿ ɛԧɥɿɝɿ ɛɿɪ-ɛɿɪɿɦɟɧ ԕɨɫɵɥɵɩ
ɤɟɬɟɞɿ (64 ɛ-ɫɭɪɟɬ).

64-ɫɭɪɟɬ

ȿɧɞɿ ɠɢɿɥɿɤ Z ԧɡɿɧɿԙ 1-ɛԧɥɿɤɬɟɝɿ ɛɟɥɝɿɥɿ ɛɿɪ ɲɚɦɚɫɵɧɚɧ ɛɚɫɬɚɩ Z Z *
ɲɚɦɚɫɵɧɚ ɞɟɣɿɧ ԧɫɫɿɧ ɞɟɣɿɤ (64 ɛ-ɫɭɪɟɬ). ɀɢɿɥɿɤɬɿԙ ɨɫɵ ɲɚɦɚɫɵɧɞɚ
ɚɦɩɥɢɬɭɞɚ «ɠԝɥɵɧɵɩ», ɹԑɧɢ ɛɿɪɞɟɧ ɫɟɤɿɪɿɩ 3-ɛԧɥɿɤɤɟ ԧɬɿɩ ɤɟɬɟɞɿ. ȿɝɟɪ
ɠɢɿɥɿɤ Z ԧɡɿɧɿԙ 3-ɛԧɥɿɤɬɟɝɿ ɛɟɥɝɿɥɿ ɛɿɪ ɲɚɦɚɫɵɧɚɧ ɬԧɦɟɧɞɟɫɟ, ɨɧɞɚ
«ɠԝɥɵɧɭ» ɠԥɧɟ 1-ɛԧɥɿɤɤɟ ԧɬɭ Z Z ** ɲɚɦɚɫɵɧɞɚ ɿɫɤɟ ɚɫɚɞɵ. ɋɨɧɞɵԕɬɚɧ 2-
ɛԧɥɿɤ ɬɟɪɛɟɥɿɫɬɿԙ ɨɪɧɵԕɫɵɡ ɬԥɪɬɿɛɿɧɟ (ɪɟɠɢɦɿɧɟ) ɠɚɬɚɞɵ ɞɟɩ
ɬԝɠɵɪɵɦɞɚɣɦɵɡ.

ɋ§3ɵ.ɪɊɬɵԕɵɱɚɝɤɬԛɵɲɬɠɟԥɪɧɟM~ɠmԝɞɵɠɪԥɧɵɟԕɲM~ɚ3ɦɟɦɯɟɚɯɧɚɢɧɡɢɦɡɦɞɟɧɪɿԙɞɟɝAɿ Bɬɟɪɷɛɥɟɟɥɦɿɫɟɬɧɟɬɪɿ ɦɟɧ CD

ɷɥɟɦɟɧɬɬɟɪɿɧɟ ɬԛɫɿɪɿɥɝɟɧ ɬԧɪɬɛɭɵɧɞɵ ɬɨɩɫɚɥɵ ɦɟɯɚɧɢɡɦɞɿ ԕɚɪɚɫɬɵɪɚɣɵԕ
(65-ɫɭɪɟɬ).
Ⱥɬɚɥԑɚɧ ɫɵɪɬԕɵ ɤԛɲɬɟɪ – ɦɨɦɟɧɬɬɟɪɿ M~ m ɠԥɧɟ M~ 3 ɤԛɲɬɟɪ ɠԝɛɵ ɛɨɥɵɩ

ɬɚɛɵɥɚɞɵ. ȿɝɟɪ ɛԝɥԑɚԕɬɵԙ (2) ɢɧɟɪɰɢɹɫɵɧ ɟɫɤɟɪɦɟɫɟɤ, ɨɧɞɚ ɨԑɚɧ 1- ɠԥɧɟ 3-

ɛɭɵɧɞɚɪɞɵԙ ԥɫɟɪɥɟɪɿ ȼɋ ɫɵɡɵԑɵɧɵԙ ɛɨɣɵɦɟɧ ɛɚԑɵɬɬɚɥɚɞɵ. Ȼԝɥ ɤɟɡɞɟ

ɛԝɥԑɚԕ ɫɨɡɵɥɵɩ ɧɟɦɟɫɟ ɫɵԑɵɥɵɩ ɠԝɦɵɫ ɿɫɬɟɣɞɿ, ɫɨɧɞɵԕɬɚɧ ɨɧɵԙ ɢɤɟɦɞɿɥɿɤ

ɤɨɷɮɮɢɰɢɟɧɬɿɧ ɟ2 ɫɵɪɵԕɬɚɪɞɵԙ ɫɨɡɵɥɭɵɧɞɚԑɵ (ɫɵԑɵɥɭɵɧɞɚԑɵ) ɮɨɪɦɭɥɚ

ɚɪԕɵɥɵ ɚɧɵԕɬɚɭԑɚ ɛɨɥɚɞɵ, ɹԑɧɢ

e2 l2 ,
ES

ɚɥɵɧԑɚɧ ɮɨɪɦɭɥɚɞɚԑɵ: l2 – ɛԝɥԑɚԕɬɵԙ ԝɡɵɧɞɵԑɵ, E – ɛԝɥԑɚԕ
ɦɚɬɟɪɢɚɥɵɧɵԙ ɫɟɪɩɿɦɞɿɥɿɤ ɦɨɞɭɥɿ, S – ɛԝɥԑɚԕɬɵԙ ɤԧɥɞɟɧɟԙ ԕɢɦɚɫɵɧɵԙ

ɚɭɞɚɧɵ.

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