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ุฑุฌุนุŸ ุฃุณุชุงุฐ ุฃุจูˆ ุญู…ุฒ ู‡ู†ุฑุฌุนุŸ ู‡ุชุฑุฌุน
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ุนู„ู‰ ุญุงู„ู‡ุง ูˆู„ุง ุฅูŠู‡ุŸ
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ุทุจุนุง
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ุฅุฐุง ุฅุญู†ุง ู‚ู„ู†ุง ู‡ุงูŠ ุงู„ุญุงู„ุฉ ุงู„ู„ูŠ ุฅุญู†ุง ู…ู‡ุชู…ูŠู† ููŠู‡ุง
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ุงู„ู„ูŠ ู‡ูˆ ูŠูƒูˆู† ููŠู‡ุง ุงู„ propagation at a given
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operating frequency only those modes with F ุฃูƒุจุฑ F
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critical will propagateุงู„ู€ cut-off frequency ุงู„ู„ูŠ
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ู‡ูŠ ุงู„ cut-off frequency is the frequency below
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which attenuation occurs and above which we have
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propagation ุงู„ู„ูŠ ู‡ูˆ ู‚ูˆู„ู†ุง high pass ู‡ุฐุง ู‡ูŠ ุงู„ cut
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-off frequency ุฃู‚ู„ ู…ู†ู‡ุง attenuation ูˆุฃูƒุจุฑ ู…ู†ู‡ุง
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Serial number propagationุทุจ ูƒู…ุงู† ู…ุฑุฉ ุงู„ cut of
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frequency ู‚ูˆู„ู†ุง ู‡ูŠ ูˆุงุญุฏ ุงุชู†ูŠู† by ูˆุงุญุฏ ุฌุฒุฑ ู…ูŠูˆ
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ุงุจุณู„ูˆู† ุฌุฒุฑ ุงู„ m by ุนู„ู‰ a ุงู„ูƒุชุฑ ุจูŠู‡ ุฒุฏ n by ุนู„ู‰ b
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ุงู„ูƒุชุฑ ุจูŠู‡ ุงุฐุง ุงู„ f ุงู„ู„ูŠ ู‡ูŠ ุงู„ cut of frequency mn
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u prime ุงูŠุด ู‡ูŠ u prime ุงู„ู„ูŠ ุนุจุงุฑุฉ ุนู† ูˆุงุญุฏ ุนู„ู‰ ู…ูŠูˆ
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ุงุจุณู„ูˆู†ุนู„ู‰ ุงุชู†ูŠู† ุทุจุนุง ู‡ู†ุง ุงู„ by ุชุฑุจูŠู‡ ุจู‚ุฏุฑ ุงุทู„ุนู‡ุง
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ูŠุง ุฑุญู…ูƒ ุงู„ู„ู‡ ุงู„ by ุชุฑุจูŠู‡ ุจู‚ุฏุฑ ุงุทู„ุนู‡ุง ูุจุชุฑูˆุญ ู…ุน ุงู„
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by ูุจู‚ุงุด ุจุถู„ ุนู†ุฏูŠ M ุนู„ู‰ L ูƒู„ ุชุฑุจูŠู‡ ุฒุงุฏ M ุนู„ู‰ B ู„ูƒู„
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00:01:32,700 --> 00:01:35,460
ุชุฑุจูŠู‡ ูˆ U prime ุงู„ู„ูŠ ู‡ูŠ ุงู„ frequency .. ุงู„
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velocity ุงู„ู„ูŠ ูˆุงุญุฏ ุฌุฒู„ ุงู„ Mu ุฅุจุณู„ูˆ ูthe phase
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constant beta can be written in terms of ุงูŠู‡ุŸ cut
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off ุงุญู†ุง ู‚ู„ู†ุง beta mean ู„ู…ุง ุชูƒูˆู† omega ุฃูƒุจุฑ ู‡ุฐุง
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term ุฃูƒุจุฑ ู…ู† ู‡ุฐุงุณูˆู‰ ุฌุฒุฑ ุงู„ูˆู…ูŠุฌุง ุชุฑุจูŠุน ู…ูŠูˆ ุฃุจุณู„ูˆู†
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minus n pi ุนู„ู‰ a ุงู„ูƒู„ ุชุฑุจูŠุน minus n pi ุนู„ู‰ b ุงู„ูƒู„
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ุชุฑุจูŠุน ู„ูˆ ุทู„ุนู†ุง ุงูˆู…ูŠุฌุง ู…ูŠูˆ ุงุจุณู„ูˆู†ุŒ ุฅูŠุด ู‡ุชุตูŠุฑุŸ
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ุงูˆู…ูŠุฌุง ุฌุฒุฑ ุงู„ู…ูŠูˆ ุฃุจุณู„ูˆู†ุŒ ุฌุฒุฑ ุงู„ูˆุงุญุฏ minusุŒ ู‡ุฐุง
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ุจูŠุตูŠุฑ ุงู„ุจุณุท ูˆุงู„ู…ู‚ุงู…ูŠู† ุงูˆู…ูŠุฌุง ุชุฑุจูŠุน ุจู…ูŠูˆ ุฃุจุณู„ูˆู†ุŒ
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ุชู…ุงู…ุŸุฅุฐุง beta ุฅูŠุด ุจูŠู‡ุง ุชุณุงูˆูŠุŸ ู‡ูŠุณู…ูŠู†ุงู‡ุง beta
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00:02:10,580 --> 00:02:14,160
primeุŒ beta prime ุงู„ู„ูŠ ู‡ูŠ ุนุจุงุฑุฉ ุนู† omega ุนู„ู‰ k ุฃูˆ
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00:02:14,160 --> 00:02:18,140
omega ุนู„ู‰ .. sorry omega ุนู„ู‰ u prime ุฃูˆ kุŒ beta
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00:02:18,140 --> 00:02:20,820
prime ุงู„ู„ูŠ ู‡ูŠ k ู„ูŠู‡ omega ุนู„ู‰ ุงู„ velocity ุงู„
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00:02:20,820 --> 00:02:24,900
primeุŒ ุชู…ุงู…ุŸ ุฅุฐุง beta ู‡ูŠ beta prime ุฌุฒุฑ ุงู„ูˆุงุญุฏ
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minus .. ู…ุงุดูŠู‡ุง ุฏูŠ ู‡ูŠ ุงู„ cut off frequencyุŸุงู„ู„ูŠ ู‡ูŠ
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M ุนู„ู‰ A ุงู„ูƒู„ ุชุฑุจูŠุน ุฒุงุฏ N ุนู„ู‰ B ุงู„ูƒู„ ุชุฑุจูŠุน ููŠู‡ ุงู„ู„ูŠ
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ู‡ูˆ ุงู„ .. ุงูˆ ูŠุนู†ูŠ ุงู„ .. ู‡ุงุฏ ุงู„ omega mu epsilon
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ุงู„ู„ูŠ ู‡ูŠ ู‡ุชูƒูˆู† ุงู„ U prime ูู‡ุฐุง ู cut off ุนู„ู‰ ุงู„ู„ูŠ
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00:02:43,190 --> 00:02:48,610
ู‡ูŠ ุงู„ F ู‡ุงุฏ ุงู„ F cut off ุนู„ู‰ ุงู„ F ู‡ุชูƒูˆู† ุงู„ .. ุงู„
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beta ุงู„ propagation constant ุงุจุฏู„ุงู„ุฉ ุงู„
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propagation constant ุชู…ุงู…ุŸ
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ุจู‚ุฏุฑ ุฃุทูˆู„ ุงู„ู„ูŠ ู‡ูˆ ุงู„ lambda ุงู„ู„ูŠ guided wave ุงู†ุง
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ุนู†ุฏูŠ ู…ูˆุฌุฉ ุจูŠุตู„ู‡ุง guiding ูุจู‚ุฏุฑ ุฃุทูˆู„ ุทูˆู„ ุงู„ู…ูˆุฌุฉ
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00:03:09,080 --> 00:03:11,580
ุงุจุฏู„ู‡ุง ุงู„ู„ูŠ ู‡ูŠ mean propagation constant ู„ุฃู† ู‡ูŠ
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two pi ุนู„ู‰ beta ูู‡ุชูƒูˆู† two pi ุนู„ู‰ beta prime ุฌุฒุฑ
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ุงู„ูˆุงุญุฏ minus fc ุนู„ู‰ f ู„ูƒู„ ุชุฑุจูŠุฉ ุชู…ุงู… but beta
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00:03:19,960 --> 00:03:23,060
prime ุงูŠุด ุจุชุณูˆูŠ two pi ุนู„ู‰ lambda prime ุงู„ู„ูŠ ู‡ูŠ ุงู„
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.. ู…ุฑุจูˆุท ุงู„ k ูŠุนู†ูŠ beta prime ุงู„ู„ูŠ ู‡ูŠ ุงู„ k ุงู„ู„ูŠ
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00:03:27,180 --> 00:03:28,520
ุฃู…ุฌูŠ ุนู„ู‰ ุงู„ velocity prime
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00:03:31,700 --> 00:03:34,700
ุฃุฐู† ุจู‚ุฏุฑ ุงูƒุชุจู‡ุง ุจุฏู„ุงู„ุช ุงู„ู„ูŠ ู‡ูŠ lambda prime two pi
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00:03:34,700 --> 00:03:37,320
ุนู„ู‰ beta prime ุงู„ู„ูŠ ู‡ูŠ lambda prime ุนู„ู‰ ุฌุฒุฑ ูˆุงุญุฏ
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minus F of C ุนู„ู‰ F ู„ูƒู„ ุชุฑุจูŠุฉ ุญูŠุซ ูˆ lambda prime ู‡ูŠ
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ุงู„ velocity prime ุนู„ู‰ F ุชู…ุงู…ุŸ Intrinsic impedanceุŒ
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00:03:45,360 --> 00:03:49,140
ุงู„ impedance ุงุญู†ุง ุนุฑูู†ุงู‡ุง ู…ู† EX ุนู„ู‰ HYุงู„ู„ูŠ ู‡ูŠ beta
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00:03:49,140 --> 00:03:53,800
ุนู„ู‰ omega y ุจู‚ุฏุฑ ุงุนูˆุถ ุจุฑุถู‡ ุนู†ู‡ุง ู‡ุชูƒูˆู† ุงู„ู„ูŠ ู‡ูŠ ุฌุฒุฑ
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00:03:53,800 --> 00:03:58,000
ุงู„ mu ุนู„ู‰ epsilon ุฌุฒุฑ ุงู„ 1 minus FC ุนู„ู‰ F ุงู„ูƒุชุฑ
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00:03:58,000 --> 00:04:01,440
ุจูŠู‡ ุงูˆ eta transfers magnetic ู‡ุชุณูˆู‰ eta prime ุงู„ู„ูŠ
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00:04:01,440 --> 00:04:04,900
ู‡ูŠ ุฌุฒุฑ ุงู„ mu ุนู„ู‰ epsilon ุฌุฒุฑ ุงู„ 1 minus FC ุนู„ู‰ F
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00:04:04,900 --> 00:04:08,850
ุงู„ูƒุชุฑ ุจูŠู‡eta prime ู‡ูŠ ุฌุฒุฑ ุงู„ู…ูŠูˆ ุนู„ู‰ ุงูƒุชุดู† ุทุจุนุง ูƒู„
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00:04:08,850 --> 00:04:12,310
ุงู„ู€ primุงุช ู‡ุฏูˆู„ุฉ ู„ูˆ ุงู†ู‡ ู…ุงููŠุด ุนู†ุฏูŠ waves ูŠุนู†ูŠ ูƒุฃู†ูŠ
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00:04:12,310 --> 00:04:15,670
ููŠ ุงู„ูุถุงุก ุงู„ู„ูŠ ุงุญู†ุง ุดูู†ุงู‡ู… ุจุฏูˆู† guiding ุงู„ู„ูŠ ู‡ูŠ
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00:04:15,670 --> 00:04:18,790
lambda prime, u prime, eta prime, beta prime ูƒู„
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00:04:18,790 --> 00:04:22,510
ู‡ุฏูˆู„ุฉ ูƒุฃู† ู…ุงููŠุด ุนู†ุฏูŠ waves, unguided waves ู‡ุฏูˆู„ุฉ
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00:04:22,510 --> 00:04:27,450
ู‡ูŠูƒุช
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00:04:27,450 --> 00:04:30,130
ุจุณ ุงู„ู„ูŠ ุจู†ู‚ุฏุฑ ู†ุญูƒูŠ ุนู† ุงู„ transfers magnetic ู†ูŠุฌูŠ
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00:04:30,130 --> 00:04:33,100
ู„transfers electricู†ูุณ ุงู„ููƒุฑุฉ transfer of electric
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00:04:33,100 --> 00:04:36,120
ู…ุนู†ุงู‡ ุงู†ู‡ ุนู†ุฏูŠ ุงู„ component ุจุชุงุนุฉ ุงู„ electric ููŠู‡
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00:04:36,120 --> 00:04:39,360
ุชุฌุงู‡ z ู‡ูŠ ุงู„ zero ูุจุจู‚ู‰ ุนู†ุฏ ู…ูŠู† ุงู„ HุŸ ุงู„ z
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00:04:39,360 --> 00:04:42,760
direction ู‡ุฏ ู‡ูŠ ู†ูุณ ุงู„ุญุงุฌุฉ ุจุชุฑูˆุญ ุน ู…ูŠู†ุŸ ุนู„ู‰ ุงู„
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00:04:42,760 --> 00:04:45,900
boundaries ู‡ุฏ ุงู„ H ุจุชุงุณูู‡ุง ู‡ุฏ ุงู„ H ุนู†ุฏ ุงู„
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00:04:45,900 --> 00:04:50,760
boundaries ุงู‡ ู„ุฃ ุตุญ ู‡ุฏ ุงู„ ax ูˆ ุงู„ ey ุนู†ุฏ ุงู„
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00:04:50,760 --> 00:04:53,300
boundary ู„ุงุฒู… ุชุณุงูˆูŠ ุฒูŠ ุงู„ tangential component
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00:04:53,300 --> 00:04:58,310
ุงู†ู‡ุง ุชุงู†ุฌู†ุดุงู„ component ุงู†ู‡ุง ู„ูŠู‡ ุงู„ ex ูˆ ุงู„ eyุงู„ู€
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00:04:58,310 --> 00:05:01,750
EX ุงู„ู€ tangential component ูˆ ุงู„ู€ EY ู„ุงุฒู… ุจูŠุณุงูˆูŠ 0
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00:05:01,750 --> 00:05:06,850
ุนู†ุฏ X ุจุชุณุงูˆูŠ 0 ูˆ X ุจุชุณุงูˆูŠ A ูˆ ุนู†ุฏ Y ุจุชุณุงูˆูŠ 0 ูˆ Y
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00:05:06,850 --> 00:05:10,690
ุจุชุณุงูˆูŠ B ุนู†ุฏู†ุง ุงู„ tangential component ู„ู„ู€ field
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00:05:10,690 --> 00:05:14,390
ู„ุงุฒู… ุชุณุงูˆูŠ 0 ุทุจ ู…ู† ุฃูŠู† ุจุฏู†ุง ู†ุฌูŠุจ ุงู„ EX ูˆ ุงู„ EY ู…ู†
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00:05:14,390 --> 00:05:17,310
ุงู„ HุŸ ู…ุงุญู†ุง ุนุงุฑููŠู† ุงู„ H ุฅุฐุง ู…ุงู‚ุฏุฑ ุฃุฌูŠุจ ุงู„ EX ูˆ ุงู„
78
00:05:17,310 --> 00:05:21,830
EY ุจูุนุถ ุงู„ EZ ุจุงู„ู†ุณุจุฉ ู„ Y ุจุชุนุทูŠู†ุง ุงู„ู„ูŠ ู‡ูŠ ุงู„ EX
79
00:05:21,830 --> 00:05:28,150
ู„ูƒู† ุชูุนุถูˆุง ุงู„ู„ูŠ ู‡ูŠ ุงู„ HZ ุจุงู„ู†ุณุจุฉ ู„ Yis it ุจุงู„ู†ุณุจุฉ
80
00:05:28,150 --> 00:05:32,350
ู„ YุŸ ุฃู‡ ุทุจุนุง ูŠุนู†ูŠ ู‡ุฐุง ุนุดุงู† ุฃุณูˆูŠ .. ู‡ุฐุง ุจุฏูŠู‡ุง ุชุณูˆูŠ
81
00:05:32,350 --> 00:05:36,050
zero ุนู†ุฏ ุงู„ zero ุฃู‡ ุนู†ุฏ ุงู„ zero ุจู‚ู‰ ุชุณูˆูŠ zero ูุฅุฐุง
82
00:05:36,050 --> 00:05:39,470
ุฃู†ุง ุญุงุฌุฉ .. ุจุฏูŠ ุฃุญุท ุชูุงุถู„ ูˆ ุฃุญุท ุงู„ zero ู„ู…ุง ุฃุฌูŠ
83
00:05:39,470 --> 00:05:42,850
ูุงุถู„ ู„ู„ Y ุฅูŠุด ู‡ุชุนุทูŠู‡ ุงู„ cosineุŸ ุงู„ sine ูˆ ุงู„ sineุŸ
84
00:05:42,850 --> 00:05:46,550
ุงู„ cosine ู‡ุฐุง ุจุฏูŠู‡ุง ุชุณูˆูŠ zero ุนู†ุฏ ุงู„ู„ูŠ ู‡ูŠ Y ุจุชุณูˆูŠ
85
00:05:46,550 --> 00:05:50,770
zero ุฃูˆ B ุตุญุŸ ูุฅุฐุง ุจู‚ูˆู„ ู‡ุฐุง .. ู‡ุฐุง ุงู„ term
86
00:05:50,770 --> 00:05:53,190
constant ูู…ูŠ ุงู„ู„ูŠ ู‡ูŠูƒูˆู† ู„ุงุฒู… ุชุณูˆูŠ zero ุนู†ุฏ ุงู„
87
00:05:53,190 --> 00:05:58,000
boundaryุŸ ุงู„ู„ูŠ ู‡ูŠ ุงู„ุชูุงุถู„ู‡ุฐุง ุงู„ู€ turn constant
88
00:05:58,000 --> 00:06:01,620
ูุฅุฐุง ุฏูŠ h by dy ู‡ุชุณุงูˆูŠ zero ูŠุนู†ูŠ y ุจูŠุณุงูˆูŠ zero ูˆ y
89
00:06:01,620 --> 00:06:05,940
ุจูŠุจู‚ู‰ ู†ูุณ ุงู„ุงุดูŠ ู‡ู†ุง ู‡ุฏู ุฏูŠ ู‡ุชุณุงูˆูŠ zero ุงู„ ey ุนู†ุฏ
90
00:06:05,940 --> 00:06:09,930
ุงู„ zero ูˆ ุงู„ aุฅุฐุงู‹ ู‡ุฐู‡ ุงู„ู„ูŠ ู‡ุชูƒูˆู† zero ุงู„ู„ูŠ ู‡ูŠ
91
00:06:09,930 --> 00:06:12,970
ุงู„ุชูุงุถุฉ ุจุงู„ู†ุณุจุฉ ู„ X ุนู†ุฏ ุงู„ zero ูˆ ุงู„ A ู†ุนู…ู„ ู‡ุฐุง
92
00:06:12,970 --> 00:06:18,010
ุงู„ุญูƒูŠ ู†ูุณ ุงู„ุฎุทูˆุงุช ุงู„ู„ูŠ ุนู…ู„ู†ุงู‡ุง ู‚ุจู„ ู‚ู„ูŠู„ ู‚ุจู„ ู‚ู„ูŠู„
93
00:06:18,010 --> 00:06:21,790
ู„ูˆ ูุถู„ุช ู‡ุฐู‡ ู‡ุชุนุทูŠู†ูŠ sin ุฃูˆ ู‡ูŠ ุฏูŠ cosine ุตุญ ุนู†ุฏ Y
94
00:06:21,790 --> 00:06:25,670
ุฒูŠุฑูˆ ุงู„ sin ุฒูŠุฑูˆ ุฅุฐุงู‹ ู‡ุฐุง ุงู„ term ุจุฑูˆุญ ูŠุจู‚ู‰ ุนู†ุฏ P
95
00:06:25,670 --> 00:06:29,810
ุฃุฑุจุนุฉ ู…ุถุฑูˆุจุฉ ููŠ ู‡ุฐุง ุงู„ term ุนู†ุฏ ุงู„ zero ุฅุฐุงู‹ P
96
00:06:29,810 --> 00:06:34,220
ุฃุฑุจุนุฉ ู„ุงุฒู… ุชุณูˆู‰ zero ุชู…ุงู…ุŸู…ูŠุดูŠ ุจุงู„ู†ุณุจุฉ ู„ X ู‡ุฏ
97
00:06:34,220 --> 00:06:37,480
ู‡ุชุนุทูŠู†ุง ุงู„ sine ูˆ ู‡ุฏ ุงู„ cosine ู‡ุฏ ุงู„ sine ูˆ ู‡ุฏ ุงู„
98
00:06:37,480 --> 00:06:41,980
cosine ุนู†ุฏ Zero ุงู„ sine ุฅูŠุด ู‡ุชูƒูˆู†ุŸ Zero ู„ูƒู† ู‡ุชุธู„
99
00:06:41,980 --> 00:06:45,260
ุงู„ B ูุฅุฐุง ู„ู…ุง ุจู†ุณูˆูŠู‡ุง ุจุงู„ Zero ุงู„ B ุชู†ูŠู† ู‡ูŠ ุงู„ู„ูŠ
100
00:06:45,260 --> 00:06:48,300
ู‡ุชูƒูˆู† Zero ุฅุฐุง ุนู†ุฏูŠ ุงู„ B ุชู†ูŠู† ุตุงุฑุช Zero ูˆ ุงู„ B
101
00:06:48,300 --> 00:06:50,940
ุฃุฑุจุน ุจุงู„ุณูˆุก Zero ุฅูŠุด ุถู„ ุนู†ุฏูŠ ุงู„ B ูˆุงุญุฏ ููŠ ุงู„ B
102
00:06:50,940 --> 00:06:54,280
ุชู„ุงุชุฉุŸ ุงู„ B ูˆุงุญุฏ ููŠ ุงู„ T ุชู„ุงุชุฉ ุจุณู…ูŠู‡ู… ู…ูŠู† ุงุช Zero
103
00:06:55,260 --> 00:06:59,140
ุงู„ู„ูŠ ู„ูˆ ุจุชุฏุนูˆุถ ุน ู…ูŠู† ุนู†ุฏ ุงู„ B ูˆ ุงู„ A ู†ูุณ ุงู„ู…ู†ุทู‚
104
00:06:59,140 --> 00:07:03,980
ุงู„ู„ูŠ ุนู…ู„ู†ุง ุนู†ุฏ ุงู„ A ูˆ ุงู„ B ุนู†ุฏ ุงู„ู„ูŠ ู‡ูŠ HX ุจุชุณุงูˆูŠ
105
00:07:03,980 --> 00:07:10,060
EX ุจุชุณุงูˆูŠ B ูˆ Y ุจุชุณุงูˆูŠ B ู‡ุชูƒูˆู† ุจุชุณุงูˆูŠ Zero ูู„ูˆ
106
00:07:10,060 --> 00:07:16,340
ุงุนูˆุถุช ุนู† B ุจุชุณุงูˆูŠ Zero ุงู„ู„ูŠ ู‡ูŠ Sinุงู„ู€ K X ุนู†ุฏ ุงู„ B
107
00:07:16,340 --> 00:07:20,300
ุงู„ Y ุงู„ู„ูŠ ู‡ูŠ ุนู†ุฏ ุงู„ B ุฃุฑุจุนุฉ Sine ุงู„ .. ุทุจุนุง
108
00:07:20,300 --> 00:07:24,980
ุงู„ุชูุงุถู„ ู‡ูŠ Cos K Y ููŠ B ุตุญุŸ ุนู†ุฏ ุงู„ B ู‡ูŠ ุจูŠุจู‚ู‰
109
00:07:24,980 --> 00:07:28,740
ุชุณุงูˆูŠ Zero ุงุฐุง ู…ุณุชุญูŠู„ ูŠูƒูˆู†ูˆุง ุนู†ุฏ ูƒู„ ุงู„ X's ูุจู†ุงุฎุฏ
110
00:07:28,740 --> 00:07:32,900
ุงู„ู„ูŠ ู‡ูŠ ู‡ุฐุง ุงู„ term ุงู„ู„ูŠ ู‡ูˆ Cos K Y Y ุจุชุณุงูˆูŠ Zero
111
00:07:32,900 --> 00:07:37,800
ูุจูŠูƒูˆู† Cos K Y Y ู‡ูŠ ุงู„ู„ูŠ ุจูŠุจู‚ู‰ ุชุณุงูˆูŠ ูŠุนู†ูŠ ู‡ูŠ ุงู„ู„ูŠ
112
00:07:37,800 --> 00:07:41,990
ู‡ุชูƒูˆู† ุงู„ multiplesุจุชุงุนุช ุงู„ .. ุงู„ .. ุงู„ .. ุงู„ by
113
00:07:41,990 --> 00:07:46,010
ุงู„ู„ูŠ ุนู†ุฏู‡ุง ุจู‡ุง ุณูˆู‰ zero ูˆุจุงู„ุชุงู„ูŠ ุจุญุท ุงู„ู„ูŠ ู‡ูŠ ุงู„ ..
114
00:07:46,010 --> 00:07:53,450
ุงู„ H ุจุชุณุงูˆูŠ ุงู„ .. ุงู„ .. ุงู„
115
00:07:53,450 --> 00:07:56,630
E ู‡ุงุฏ ุงู„ู„ูŠ ู‡ูŠ ุงู„ุชูุงุถู„ ุจุงู„ู†ุณุจุงู„ูŠ ุงู„ Y ุงู„ู„ูŠ ู‡ูŠ ุงู„ EX
116
00:07:56,630 --> 00:08:00,250
ุฃู‡ ุงู„ X ุนู†ุฏู‡ุง ู†ู‚ุงุท ุจู‡ุง ุณูˆู‰ zero ุงู„ุชูุงุถู„ ู‡ู‚ูˆู„ ุฅู†
117
00:08:00,250 --> 00:08:04,190
ู‡ุงุฏ ุงู„ sign ุฑุงุญุช ุงู„ B3 ุงู„ B3 ู‡ูŠ ุงู„ู„ูŠ ุถู„ุช ูˆ ุงู„ B4
118
00:08:04,190 --> 00:08:08,720
ุงู„ู„ูŠ ุฑุงุญุช ุตุญุŸ ุฃู‡ูุฒุงู† ุงู„ sign ู‡ูŠ ุงู„ู„ูŠ ุถู„ุช ุจูŠ ุชู„ุงุชุฉ
119
00:08:08,720 --> 00:08:14,200
ููŠ ุงู„ sign ูŠุนู†ูŠ ุฃู†ุง ุจุชุทู„ุน ุงู„ EX ูˆุงุถุญุŸ ูEX ู‡ูŠ ุจูŠ
120
00:08:14,200 --> 00:08:19,740
ุชู„ุงุชุฉ sign ุงู„ KYY ู…ุถุฑูˆุจุฉ ุทุจุนุง ููŠ ุงู„ KY ุชู…ุงู…ุŸ ู‡ุงุฏ
121
00:08:19,740 --> 00:08:21,680
ุงู„ ุจูŠ ุฃุฑุจุนุฉ ู‚ู„ู†ุง ู‡ูŠ ุงู„ู„ูŠ ุตุงุฑุช ู…ุถุฑูˆุจุฉ ููŠ ุงู„ cosine
122
00:08:21,680 --> 00:08:26,340
ูุนู†ุฏ ุงู„ zero ุตุงุฑุช .. ุฑุงุญุชูˆ B3 ุงู„ู„ูŠ ุตุงุฑุช ููŠ
123
00:08:26,340 --> 00:08:29,740
ุงู„ู…ุชุงุณูุฉ ู„ุฃ ู‡ูŠ ุงู„ B3 ุงู„ู„ูŠ ุถู„ุช ุตุญุŸ ู„ุฃู† ู‡ูŠ ู…ุถุฑูˆุจุฉ ููŠ
124
00:08:29,740 --> 00:08:32,960
ุงู„ sign ูˆ ุงู„ู„ูŠ ููŠ ุงู„ cosine ู‡ูŠ ุงู„ู„ูŠ ุถู„ุช ูู‚ู„ู†ุง ุจูŠ
125
00:08:32,960 --> 00:08:37,600
ุฃุฑุจุนุฉ ุฃุณุงูˆุฉ zero ููŠ ุฏู‡ ุฃุนู…ู„ู‡ู… ูˆุงุถุญุŸ ุฃุณู„ูˆู‰ุŸ ุฃุณู„ูˆู‰
126
00:08:37,600 --> 00:08:42,220
ููŠ ุฏุงุนูŠุŸ ู„ุฃ ุฅุฐุง ุจูŠ ุชู„ุงุชุฉ ููŠ ุงู„ EX ู‡ูŠ ุงู„ู„ูŠ ุถู„ุช ุจูŠ
127
00:08:42,220 --> 00:08:48,040
ุชู„ุงุชุฉ ู…ุถุฑูˆุจุฉ ููŠ ู…ูŠู†ุŸ ููŠ ุงู„ sign KYYSin kyb ุจุฑุถู‡
128
00:08:48,040 --> 00:08:52,080
ู„ุงุฒู… ุชุณูˆู‰ 0 ูŠุนู†ูŠ ุงู„ a ุจุชุณูˆูŠ ุฃู‚ู„ ุจูŠ ุงู„ y ุงู„ู„ูŠ ู‡ูŠ ุงู„
129
00:08:52,080 --> 00:08:57,300
bSin kyb ุจุชุณูˆู‰ 0 ูˆูŠู† ุงู„ู„ูŠ ุงู„ sin ุจุชุณูˆู‰ 0 ู„ู…ุง ky
130
00:08:57,300 --> 00:09:01,960
ุจุชุณูˆู‰ multiples of pi ูˆุงุถุญุŸ ุทูŠุจ ุฅุฐุง ู‡ุชุนุฑูู†ุง ู…ูŠู† ุงู„
131
00:09:01,960 --> 00:09:05,640
ky ู†ูุณ ุงู„ุญุงุฌุฉ ู‡ู†ุง ู„ุงุฒู… ู†ูุถู„ู‡ุง ุจุงู„ู†ุณุจุฉ ู„ x ุนุดุงู†
132
00:09:05,640 --> 00:09:08,460
ู†ุญุตู„ ุนู„ู‰ ุงู„ ey ูุฅุฐุง ุงู„ู†ู‡ุงูŠุฉ ุฏูŠ ุจุฏู‡ุง ุชูƒูˆู† ุงู„ู„ูŠ ู‡ูŠ
133
00:09:08,460 --> 00:09:13,720
ุงู„ sinุจูˆุงุญุฏ ู‡ูŠ ุงู„ู„ูŠ ุถุงู„ุฉ ูˆ ู‡ุฏ ู…ูŠู† ุงู„ู„ูŠ ุฑุงุญ ุชุณูุฑ ุงู„
134
00:09:13,720 --> 00:09:20,140
B2 ูุจุงู„ู†ุณุจุฉ ู„ EY ุงู„ู„ูŠ ู‡ูŠ ุจูˆุงุญุฏ sin KX and A ุนุดุงู†
135
00:09:20,140 --> 00:09:26,030
ุชุณูˆู‰ Zero KXA ู‡ูŠ ุงู„ู„ูŠ ุชูƒูˆู† multiple of YุทูŠุจ ุฅุฐุง
136
00:09:26,030 --> 00:09:28,710
ุนู†ุฏูŠ ุถุงู„ mean ุงู„ termูŠู† ู‡ุฏูˆู„ุฉ ุจูŠ ูˆุงุญุฏ ู„ุง ุชุณุงูˆูŠ
137
00:09:28,710 --> 00:09:32,630
zero ูˆ ุจูŠ ุชู„ุงุชุฉ ู„ุง ุชุณุงูˆูŠ zero ู†ุฑุฌุน ู„ HZ ุฅูŠุด ุถุงู„ ุจูŠ
138
00:09:32,630 --> 00:09:36,930
ูˆุงุญุฏ ููŠ ุจูŠ ุชู„ุงุชุฉ cosine cosine ููŠ H minus gamma Z
139
00:09:36,930 --> 00:09:40,530
K X ูˆู…ู†ุงู‚ุด ุจุชุณุงูˆูŠ multiples ุงู„ by ุงู„ู„ูŠ ู‡ู‰ N by ุนู„ู‰
140
00:09:40,530 --> 00:09:45,970
A ูˆ K Y multiples ุงู„ Y ุงู„ู„ูŠ ู‡ู‰ N by ุนู„ู‰ B ูˆุงุถุญุŸ
141
00:09:45,970 --> 00:09:50,910
ุฃู†ุง ุดูู‡ูŠุฉ ุฃู†ุง ุนุงู„ุช ุงู„ E ูˆ E ุฑุงุจุทูŠู† ุฅุฐุง ู…ุด ุฑุงุจุทูŠู†
142
00:09:50,910 --> 00:09:57,100
ูŠุณุฃู„ูˆุง ุฃูƒุชุจู„ูƒ ุนู„ู‰ ุงู„ุตุฏูˆุฑุฉุทุจ ุฅุฐุง ู‡ูŠ ุนุฑูู†ุง ุงู„ HZ ุฅุฐุง
143
00:09:57,100 --> 00:10:01,740
ู…ุจุณุงุทุฉ ุจู‚ุฏุฑ ุฃุฌูŠุจ ุฃูŠ component ุชุงู†ูŠ ู…ู† ุงู„ HZ ุฒูŠ
144
00:10:01,740 --> 00:10:07,920
ุงู„ู„ูŠ ู‡ูŠ mainly ุงู„ EX ูˆุงู„EY ูˆุงู„HX ูˆุงู„HY ู‡ุฐู‡ ูƒู„ ุจุงู‚ูŠ
145
00:10:07,920 --> 00:10:12,350
ุงู„ componentsู‡ุฐู‡ ูˆ ุงู„ top view ูˆ ุงู„ end view ุงู„ู„ูŠ
146
00:10:12,350 --> 00:10:16,570
ู‡ูŠ ุงู„ supported fields ููŠ ู…ูŠู† ููŠ ุงู„ waveguide ู‡ุณุจูŠ
147
00:10:16,570 --> 00:10:21,170
ุงู„ู…ุซุงู„ ุงู„ู„ูŠ ู‡ูŠ X ุนู†ุฏู‡ุง M ุจุชุณุงูˆู‰ ุชู„ุงุชุฉ ูˆ N ุจุชุณุงูˆู‰
148
00:10:21,170 --> 00:10:25,230
ุชู†ูŠู† ู‡ุฐุง ุงู„ mode ุงู„ู„ูŠ ุจูŠุณูŠู„ู‡ propagation ููŠ ู‚ู„ุจ
149
00:10:25,230 --> 00:10:28,510
ุงู„ู„ูŠ ู‡ูŠ ุงู„ waveguide
150
00:10:29,600 --> 00:10:32,060
ู†ูŠุฌูŠ ู„ู„ cut-offุŒ ุงู„ cut-off ุจุฑุถู‡ ู‡ู†ู„ุงู‚ูŠ ุงู† ุงู„ cut
151
00:10:32,060 --> 00:10:35,260
-off ู‡ูˆ u prime ุนู„ู‰ ุงุชู†ูŠู† ุฌุฒุฑ ุงู„ุฃู… ุนู„ู‰ a ุงู„ูƒุชุฑ ุจูŠู‡
152
00:10:35,260 --> 00:10:38,080
ุฒุงุฏ ุงู† ุนู„ู‰ b ุงู„ูƒุชุฑ ุจูŠู‡ุŒ ู†ูุณ ุงู„ุญุงุฌุฉ ุฃู†ุง ุจุฏู‘ูŠ ุงู„
153
00:10:38,080 --> 00:10:42,600
omega ุชุฑุจูŠุฉ mu epsilon ุฃูƒุจุฑ ุนุดุงู† ุงู„ propagationุŒ
154
00:10:42,600 --> 00:10:45,540
ู„ูˆ ูƒุงู†ุช ุฃู‚ู„ ู‡ูŠูƒูˆู† ููŠ attenuationุŒ ู†ูุณ ุงู„ูƒู„ุงู…ุŒ ุทุจ
155
00:10:45,540 --> 00:10:50,830
ู†ูŠุฌูŠ ู†ุดูˆู ู…ู† ุฃุตุบุฑ ู…ุฏู„ุฃู… ูˆ ุฃู† ู…ู…ูƒู† ูŠูƒูˆู† ุงู„ู€ zero ุฃูˆ
156
00:10:50,830 --> 00:10:54,410
ุงู„ูˆุงุญุฏ ุฃูˆ ุงู„ูˆุงุญุฏ ูˆ zero ู„ูƒู† ู…ุด ุงู„ุชุงู†ูŠ ุฒูŠุฑูˆ ูุฅุฐุง
157
00:10:54,410 --> 00:10:57,790
ู„ู‚ุชู‡ ูุนู„ุง ุฃุตุบุฑ mode ู‡ูˆ transfers electric ูˆุงุญุฏ
158
00:10:57,790 --> 00:11:00,770
ุฒูŠุฑูˆ ูˆ transfers electric ุฒูŠุฑูˆ ูˆุงุญุฏ ูŠุนู†ูŠ ู…ู…ูƒู†
159
00:11:00,770 --> 00:11:05,640
support ุฃู… ุฒูŠุฑูˆ ุฃูˆ ุฃู† ุฒูŠุฑูˆ ู„ูƒู† ู…ุด ุงู„ุชุงู†ูŠ ุฒูŠุฑูˆุนูƒุณ
160
00:11:05,640 --> 00:11:08,960
ุงู„ magneticุŒ ุงู„ุงุชู†ูŠู† ุฅุฐุง ูƒุงู†ูˆุง .. ุฅุฐุง ูƒุงู† ุงู„ุงุชู†ูŠู†
161
00:11:08,960 --> 00:11:12,700
zero ู…ุงููŠุด propagationุŒ ู„ุงุฒู… ูŠูƒูˆู†ูˆุง ุงู„ุงุชู†ูŠู† ูˆุงุญุฏุŒ
162
00:11:12,700 --> 00:11:15,020
ู…ุงููŠุด miss supporting ู„ูˆุงุญุฏุŒ ุฃูŠ ูˆุงุญุฏ ู…ู†ู‡ู… ูŠูƒูˆู†
163
00:11:15,020 --> 00:11:17,680
zeroุŒ I'm zero ุงูˆ I'm zeroุŒ ูƒู„ ุงู„ fields ุจูŠุทู„ุนูˆุง
164
00:11:17,680 --> 00:11:21,700
zeroุŒ ู…ุงุจุถู„ู„ู†ุงุด ุญุฏุŒ ู„ุฃู† ููŠู‡ sign ููŠ ูƒู„ ุงู„ fieldsุŒ
165
00:11:21,700 --> 00:11:25,280
cosine, sineุŒ ู„ูƒู† ุงุญู†ุง ู‡ู†ุง ุงู„ู…ุนุงุฏู„ุฉ ุจุชุงุนุชู†ุง ูƒุงู†
166
00:11:25,280 --> 00:11:29,620
ููŠู‡ุง cosine, cosineุŒ ูุชุชุญู…ู„ ุฅู†ู‡ุง ูˆุงุญุฏ ู…ู†ู‡ู… ูŠูƒูˆู†
167
00:11:29,620 --> 00:11:30,080
zero
168
00:11:32,700 --> 00:11:35,340
ู„ูƒู† ุงู„ู…ุฌู†ุฉ ุงู„ูƒู†ุฏุงู…ูŠุฉ cosine ููŠ sin ุฃูˆ sin ููŠ
169
00:11:35,340 --> 00:11:39,040
cosine ุฃูˆ sin ููŠ sin ูู„ู…ุง ูŠูƒูˆู†ูˆุง ุงุชู†ูŠู† ูˆุงุญุฏ ู…ู†ู‡ู…
170
00:11:39,040 --> 00:11:42,460
ูˆุงุญุฏ ุนู„ู‰ ุงู„ุฃู‚ู„ zero ู‡ูŠูƒูˆู†ูˆุง ูƒู„ู‡ู… zero ู„ูƒู† ุงู„
171
00:11:42,460 --> 00:11:45,480
transfer ุงุณู…ู‡ุง electric ุจุชุญู…ู„ ุงู† ูˆุงุญุฏ ู…ู†ู‡ู… ูŠูƒูˆู†
172
00:11:45,480 --> 00:11:48,600
zero ูุงู„ minimum ู‡ูˆ one zero zero ูˆุงุญุฏ ุจุณ ูˆุงุญุฏ
173
00:11:48,600 --> 00:11:51,940
ู…ู†ู‡ู… ุฃู‚ู„ ู…ู† ุงู„ุชุงู†ูŠ ุนุดุงู† ุฃู‚ุฑุฑ ู…ูŠู† ู‡ูˆ ููŠู‡ู… ุงู„ุฃู‚ู„
174
00:11:51,940 --> 00:11:56,020
ู„ุงุฒู… ุฃุญุฏุฏ ู…ูŠู† ุงู„ู„ูŠ ุฃุทูˆู„ ุงู„ a ูˆู„ุง ุงู„ b ู„ุฅู† ุงู„ n
175
00:11:56,020 --> 00:11:59,360
ู…ุซู„ุง ู…ู‚ุณู…ุฉ ูˆุงุญุฏ ุนู„ู‰ ูˆุงุญุฏ ุนู„ู‰ zero ุงูˆ ุงู„ n ู‡ูŠ
176
00:11:59,360 --> 00:12:03,480
ุงู„ูˆุงุญุฏ ู‡ุชูƒูˆู† ุนู„ู‰ bูุฃุตุบุฑ mode ุงู„ู„ูŠ ู‡ูˆ ุจุชุจุนุช ู…ุฏ ุนู„ู‰
177
00:12:03,480 --> 00:12:07,120
ู…ูŠู† ุฃุทูˆู„ ุงู„ A ูˆู„ุง ุงู„ B ูุฏุงูŠู…ุง ุจู‚ูˆู„ูƒ ุงู„ A ุฅุญู†ุง
178
00:12:07,120 --> 00:12:12,460
ุจู†ุงุฎุฏู‡ุง ุฃุทูˆู„ ู…ู† ุงู„ B ู„ู„ู…ูˆุฌุฉ ูŠุนู†ูŠ ุงู„ X direction ู„ู„
179
00:12:12,460 --> 00:12:17,420
waveguides ุจุชูƒูˆู† ู…ุณุชุทูŠู„ ุงู„ X ุงู„ู„ูŠ ู‡ูŠ ุงู„ A ุฃุทูˆู„ ู…ู†
180
00:12:17,420 --> 00:12:23,000
ุงู„ B ูุฅุฐุง ุงู„ mode ุงู„ู„ูŠ ุฃูƒุจุฑ ู„ูˆ ุฃู†ุง ุฃุฎุฏุช ุงู„ M1 ูˆ M0
181
00:12:23,000 --> 00:12:28,060
ู‡ุชูƒูˆู† ู„ูŠู‡ frequency ู…ู† U prime ุนู„ู‰ 2 ุฌุฒุฑ 1 ุนู„ู‰ A
182
00:12:28,060 --> 00:12:32,610
ุงู„ูƒุชุฑ ุจูŠู‡ ูŠุนู†ูŠ U prime ุนู„ู‰ 2Aู„ูƒู† ู„ูˆ ูƒุงู†ุช ุงู„ N 0 ูˆ
183
00:12:32,610 --> 00:12:36,490
ุงู„ N 1ุŒ ุฅูŠุด ู‡ุชูƒูˆู† ุงู„ cut-off frequency U' ุนู„ู‰ 2 ููŠ
184
00:12:36,490 --> 00:12:42,190
1 ุนู„ู‰ BุŸ ู„ูˆ A ู‡ูŠ ุงู„ุฃูƒุจุฑุŒ ู‡ุชูƒูˆู† ุงู„ U' ุนู„ู‰ 2A ุฃุตุบุฑ
185
00:12:42,190 --> 00:12:48,670
ู…ู† U' ุนู„ู‰ 2BุŒ ุฅุฐุง ู…ูŠู† ู‡ูŠ ุงู„ู…ู„ู…ูˆุถ ู‡ูˆ ุงู„ 1 0ุŒ ูˆุงุถุญุŸ
186
00:12:48,670 --> 00:12:52,570
ู„ูŠุด ู‡ูˆ ุงู„ 1 0ุŸ ุนู„ู‰ ุฃุณุงุณ ุฅู† ุงู„ A ุฃูƒุจุฑ ู…ู† ุงู„ BุŒ ู„ุฃู†
187
00:12:52,570 --> 00:12:55,870
ุงู„ frequency ู‡ุชูƒูˆู† cut-off ุงู„ู„ูŠ ู‡ูŠ 1 0 U' ุนู„ู‰ 2A
188
00:12:57,190 --> 00:12:59,450
ู„ูƒู† ู„ูˆ ูƒุงู†ุช ุงู„ู€ B ุงู„ุฃูƒุจุฑ ู‡ุชูƒูˆู† ุงู„ cut-off
189
00:12:59,450 --> 00:13:04,010
frequency ู…ูŠูŠู† ุงู„ู„ูŠ ู‡ูŠ U' ุนู„ู‰ 2B ุงุฐุง ุงู„ transfer
190
00:13:04,010 --> 00:13:07,770
is electric 1 0 ู‡ูˆ ุงู„ lowest mode ู‡ูˆ ุงู„ุฃุตุบุฑ mode
191
00:13:07,770 --> 00:13:11,670
ู‡ูˆ ุฃูˆู„ mode ุจูŠุณู…ูˆู‡ propagation ุฏุงูŠู…ุง ุงู„ dominant
192
00:13:11,670 --> 00:13:15,510
mode ู‡ูˆ ุงู„ lowest cut-off frequency ุงู„ lowest ู‡ูˆ
193
00:13:15,510 --> 00:13:18,650
ุงู„ู„ูŠ ุจูŠูƒูˆู† ุงู„ dominant ุฃูˆู„ mode ู‡ูˆ ุฃู‚ูˆุงู‡ู… ุจูŠูƒูˆู†
194
00:13:18,650 --> 00:13:25,390
ุงู„ุจู‚ูŠู† ุจูŠูƒูˆู†ูˆุง ูŠุนู†ูŠ ุฃู‚ู„ ุทูˆุฉ ู…ู† ุงู„ lowest modeุฅุฐู†
195
00:13:25,390 --> 00:13:27,530
ูƒู…ุงู† ู…ุฑุฉ ุงู„ู€ Transistor Selective Mode ุฅู† ุงู„ู‚ุทุฑ
196
00:13:27,530 --> 00:13:31,930
ุงู„ู€ frequency ุจุชุญุฏุซ ุนู† TE10 ุนู„ู‰ ุฃุณุงุณ ุฅู† A ุฃูƒุจุฑ ู…ู†
197
00:13:31,930 --> 00:13:36,670
B ุจู†ูˆุถุญ it's lower than that ูˆ ุจุฑุถู‡ ุฃู‚ู„ ู…ู† TMM11
198
00:13:36,670 --> 00:13:41,430
ู„ุฃู† TM11 ู‡ูŠูƒูˆู† 1 ุนู„ู‰ A ุฒุง 1 ุนู„ู‰ B ูุฅุฐู† ู‡ูŠ ุฃู‚ู„
199
00:13:41,430 --> 00:13:46,530
ูˆุงุญุฏุฉ ุญุชู‰ ุฃู‚ู„ ู…ู† TM11ู‡ู†ุณ ุชูŠ ูˆุงุญุฏ ุฒูŠุฑูˆ is the
200
00:13:46,530 --> 00:13:50,330
dominant mode ู‡ูˆ ุงู„ู€ dominant if more than one
201
00:13:50,330 --> 00:13:56,190
mode is propagating the waveguide is over-moded
202
00:13:56,190 --> 00:13:59,490
ุจู†ุณู…ูŠู‡ุง over-moded ุฅุฐุง ุงู„ lowest mode ู‡ูˆ ุงู„ best
203
00:13:59,490 --> 00:14:02,710
ุงู„ู„ูŠ ู…ูŠุงุฑูŠ ุงู„ู„ูŠ ู‡ูˆ ุชูŠ ูˆุงุญุฏ ุฒูŠุฑูˆ ุจู†ุณู…ูŠู‡ุง single
204
00:14:02,710 --> 00:14:07,370
mode ู„ูˆ ุฃูƒุชุฑ ู…ู† ุงู„ mode ุจู†ุณู…ูŠู‡ุง over-modedSingle
205
00:14:07,370 --> 00:14:10,110
mode propagation is highly desirable to produce
206
00:14:10,110 --> 00:14:13,370
dispersion ููŠ ุฅู† ู†ุชูŠุฌุฉ ุนุฏุฉ modes ู„ู…ุง ูŠู…ุฑูˆุง ููŠ ุงู„
207
00:14:13,370 --> 00:14:16,850
waveguides ุจูŠุตูŠุฑ ุญุงุฌุฉ ุจูŠุณู…ูŠู‡ุง dispersion ุงู„
208
00:14:16,850 --> 00:14:20,510
dispersion ู‡ุฐุง ุจูŠู…ุชุฌ ู…ู† ูˆุฌูˆุฏ ุนุฏุฉ modes ุจูŠู…ุดูˆุง ููŠ
209
00:14:20,510 --> 00:14:24,050
ุงู„ู…ูˆุฌุฉ ูุฅุฐุง ุฃู†ุง ุจุฏูŠ ุฃุญุตู„ ุนู„ู‰ less dispersion
210
00:14:24,050 --> 00:14:27,330
ุฃูุถู„ู†ูŠ ุฃู† ุฃุฎุฏ one mode ูู‡ูŠ ุจูŠูƒูˆู† desirable ุงู„ู„ูŠ ู‡ูˆ
211
00:14:27,330 --> 00:14:30,490
single mode this occurs between cut of frequency
212
00:14:30,490 --> 00:14:33,230
of a transverse electric one zero mode and cut
213
00:14:33,230 --> 00:14:41,430
frequency of the next higher modeูŠุนู†ูŠ ู…ุซู„ุง ุงุญู†ุง
214
00:14:41,430 --> 00:14:47,050
ุดูˆูู†ุง ู‚ุจู„ ู‡ูŠูƒ .. ุงู‡ ู…ุด ู‡ุณู…ุน ู‡ู†ุงูƒ ูŠุนู†ูŠ ุฎู„ูŠู†ูŠ ุงุฑุณู…
215
00:14:47,050 --> 00:14:52,730
ู‡ูŠูƒ ุงู„ .. ุงู„ modes ู‡ุฐูŠ ุงู„ frequency ู†ูุชุฑุถ ู‡ุฐูŠ ุงู„
216
00:14:52,730 --> 00:14:58,630
frequency ุงู„ modes ู‡ูŠูƒูˆู†ูˆุง ุดูƒู„ู‡ู… ุบุงู„ุจุง ุจู‡ุฐุง ุงู„ุดูƒู„
217
00:15:02,300 --> 00:15:06,100
ู‡ู†ุง ู‚ุจู„ ู‡ุฐู‡ ุงู„ frequency ู…ุงููŠ propagation ู‡ุงูŠ ู‚ูู„
218
00:15:06,100 --> 00:15:09,240
new ูˆุงุญุฏ ุฃูˆ new cutoff ูˆุงุญุฏ ุจุชุงุนุฉ ุงู„ mode ุงู„ุฃูˆู„ุงู†ูŠ
219
00:15:09,240 --> 00:15:13,200
ุฑุณู…ู‡ุง ู‡ูŠ ูƒุฏู‡ ุฎู„ูŠู‡ุง ู†ู‚ูˆู„ ูˆู‡ุฐู‡ cutoff frequency
220
00:15:13,200 --> 00:15:17,480
ู„ู„ู…ode ุงู„ู„ูŠ ุจุนุฏู‡ ู„ next ุนุดุงู† ุฃุนู…ู„ cutoff ุจุณ ูŠูƒูˆู†
221
00:15:17,480 --> 00:15:21,360
ุนู†ุฏูŠ single mode ุจุงุฎุฏ ุงู„ frequency ู…ุง ุจูŠู† ุงู„ู„ูŠ ู‡ูŠ
222
00:15:21,360 --> 00:15:25,060
ุงู„ frequency ุจุชุงุนุฉ ุงู„ cutoff ู„ู„ first mode ูˆ ุงู„
223
00:15:25,060 --> 00:15:27,100
frequency ุจุชุงุนุฉ ุงู„ cutoff ู„ู„ second mode ูู‡ุฐุง
224
00:15:27,100 --> 00:15:29,940
ู…ู…ุฑู‚ุด ูˆู„ุง ูˆุงุญุฏ ู…ู† ู‡ุฏูˆู„ ู…ุฑู‚ู‡ ูู‚ุท ู…ู…ุฑู‚ ุงู„ู„ูŠ ู‡ูˆ ุงู„
225
00:15:29,940 --> 00:15:31,560
first mode ู‡ุฐุง ุงู„ู…ู‚ุตูˆุฏ ููŠู‡ุง ูˆุงุถุญุŸ
226
00:15:36,590 --> 00:15:39,590
ูุนุดุงู† ู‡ูŠูƒ ุจู‚ูˆู„ู†ุง ุนุดุงู† ุฃุญุตู„ ุนู„ู‰ single mode ู„ุงุฒู…
227
00:15:39,590 --> 00:15:41,990
ุฃุงุฎุฏ ุงู„ frequency between cut frequency of the
228
00:15:41,990 --> 00:15:48,350
TE10 and cut frequency of the next higher mode ุงู„
229
00:15:48,350 --> 00:15:51,330
phase constant ู†ูุณ ุงู„ุญุงุฌุฉ ุฒูŠ ุงู„ู„ูŠ Transverse
230
00:15:51,330 --> 00:15:53,810
Magnetic ุงู„ู„ูŠ ู‡ูˆ Beta ุจูŠุณุง ูˆ Beta Prime ุฌุงุฒ ุงู„ูˆุงุญุฏ
231
00:15:53,810 --> 00:15:57,350
minus FC ุนู„ู‰ F ุงู„ูƒุชุฑุจูŠู† Beta Prime Omega ุนู„ู‰ U
232
00:15:57,350 --> 00:16:02,940
Prime ุงู„ intrinsic impedance ุงู„ู„ูŠ ู‡ูŠ EX ุนู„ู‰ HYู†ูุณ
233
00:16:02,940 --> 00:16:07,280
ุงู„ุญุงุฌุฉ TE transverse electric eta prime ุนู„ู‰ ุฌุฒุฑ
234
00:16:07,280 --> 00:16:11,400
ูˆุงุญุฏ minus FC ุนู„ู‰ F ุงู„ูƒู„ ุชุฑุจูŠุฉ ุงู„ุงุฎุชู„ุงู ุจูŠู†ู‡ุง
235
00:16:11,400 --> 00:16:14,540
ูˆtransverse magnetic ุงู†ู‡ุง eta prime ุฌุฒุฑ ูˆุงุญุฏ minus
236
00:16:14,540 --> 00:16:18,780
FC ุนู„ู‰ F ุงู„ูƒู„ ุชุฑุจูŠุฉ ุญุงุตู„ ุถุฑุจู‡ู… ุฏุงูŠู…ุง ู„ุงุฒู… ูŠุนุทูŠู†ูŠ
237
00:16:18,780 --> 00:16:22,260
ุงู„ eta ุชุฑุจูŠุฉ ูŠุนู†ูŠ transverse electric intrinsic
238
00:16:22,260 --> 00:16:27,020
impedance ู…ุถุฑูˆุจ ููŠ intrinsic impedanceู„ transfer
239
00:16:27,020 --> 00:16:30,540
magnetic ู‡ุชุนุทูŠู†ุง eta prime ุฃูˆ eta prime ู‡ูŠ ุฌุฒุฑ
240
00:16:30,540 --> 00:16:33,700
ุงู„ุชุฑุจูŠุฉ ู„ transfer .. ู„ eta transfers electric ูˆ
241
00:16:33,700 --> 00:16:36,860
eta .. ููŠ ุญุงุตู„ ุถุฑุจู‡ุง ู…ุน eta transfers magnetic.
242
00:16:37,240 --> 00:16:39,380
eta prime ุทุจุนุง ู‡ูŠ ุจุชุงุนุฉ ุงู„ space ูˆ ู‡ู†ุง ู„ูˆ ุฃู†ู‡
243
00:16:39,380 --> 00:16:41,580
ู…ุงููŠุด ุนู†ุฏูŠ waveguide .. unguided
244
00:16:44,210 --> 00:16:46,990
ุงู„ู„ูŠ ุฌูŠ ุงู„ู„ูŠ ู‡ูŠ lowest mode ุงู„ู„ูŠ ู‡ูˆ ูˆุงุญุฏ ุฒูŠุฑูˆ ูŠุนู†ูŠ
245
00:16:46,990 --> 00:16:50,950
ู…ุชุนูˆุฏ ุนู„ู‰ ุงู„ M ูˆุงุญุฏ ูˆ N ุฒูŠุฑูˆ ุงู„ู„ูŠ ุฌูŠ ู„ู„ู…ูŠู† ู„ู„ HZ
246
00:16:50,950 --> 00:16:53,430
ุงู„ู€ HZ ููŠู‡ุง cosine ูˆ cosine ุงู„ู„ูŠ ู„ูˆ ุญุทูŠู†ุง ูˆุงุญุฏ ูˆ
247
00:16:53,430 --> 00:16:58,670
ุฒูŠุฑูˆ ุฌูŠุจุช ู…ู† ุงู„ุฒูŠุฑูˆ ูˆุงุญุฏ ูˆ ู‡ุฏ ู‡ูŠุธู„ H0 cosine ุงู„ ฯ€
248
00:16:58,670 --> 00:17:03,840
ุนู„ู‰ Ax E to the minus J beta Z ู‡ุฏ ุงู„ู„ูŠ ู‡ูŠุธู„ู‡ุฏ ุฅูŠุด
249
00:17:03,840 --> 00:17:06,880
ู…ุนู†ุงู‡ุงุŸ cosine ุฅุฐุง ุงู„ term ุงู„ุฃูˆู„ุงู†ูŠ ุฃูˆ ุงู„ HZ
250
00:17:06,880 --> 00:17:10,640
ุฅุดู…ู„ู‡ุง cosine ุฃูŠู‡ ู‡ูŠูƒ ุจู†ุฑุณู…ู‡ุง cosineุŒ ู‡ุฏุง ุงู„ XุŒ
251
00:17:10,640 --> 00:17:14,180
ู‡ุฏุง ู…ูˆุฌุจ XุŒ ุจุณ ุนุดุงู† ุงู„ุชูˆุถูŠุญุŒ ู‡ุงูŠ ุงู„ term ุงู„ุฃูˆู„ุงู†ูŠุŒ
252
00:17:14,180 --> 00:17:18,640
cosine ู…ู† zero ู„ AุŒ ู‡ูŠูƒูˆู† ููŠ ุนู†ุฏูŠ cosineุŒ ู‡ูŠ ุฃูˆู„
253
00:17:18,640 --> 00:17:25,060
modุŒ ุชู…ุงู…ุŸ ุทุจ ู†ูŠุฌูŠ ู„ู…ูŠู†ุŸ ุทุจุนุง ู„ูˆ ุฃู†ุง ุจุฏุฃ ุฃุฎุฏู‡ุง ููŠ
254
00:17:25,060 --> 00:17:27,580
ุงู„ time domainุŒ ุจุณ ุจูˆุถูู„ู‡ุง ุงู„ู„ูŠ ู‡ูŠ ุงู„ cosine Omega
255
00:17:27,580 --> 00:17:30,860
T minus Beta ZุŒ ุชู…ุงู…ุŸ ู‡ุฏ ุงู„ู„ูŠ ู‡ูŠ ู„ุฃู†ู‡ ุงู„ ุฃุณุŒ ุงู„ู„ูŠ
256
00:17:30,860 --> 00:17:32,320
ูŠู‚ูˆู„ู†ุง ุงู„ phasor representation
257
00:17:34,890 --> 00:17:40,210
ู†ุฌูŠ ู„ู…ูŠู†ุŸ ู„ุฃ ุงู„ EY ุงู„ EY ุงู„ู„ู‰ ู‡ู‰ ุงู„ุชูุงุถู„ ุชุจุนู‡ุง ุฏู‰
258
00:17:40,210 --> 00:17:45,210
ุจุงู„ู†ุณุจุฉ ู„ู…ูŠู†ุŸ ู„ุฃ ุงู„ X ู‡ุชูƒูˆู† ุนู†ุฏู†ุง Omega Mu A ุนู„ู‰
259
00:17:45,210 --> 00:17:53,150
Bi H Not Sin X Pi X ุนู„ู‰ Aุทุจุนุง ุฏุงูŠู…ุง ู‡ุฐู‡ ุงู„ cosine
260
00:17:53,150 --> 00:17:56,510
ู‡ุชูƒูˆู† ู…ุง ู„ู‡ุง ุงู„ู„ูŠ ู‡ูŠ ุงู„ N zero ูู‡ุฐู‡ ูˆุงุญุฏุฉ ุฏุงูŠู…ุง
261
00:17:56,510 --> 00:18:01,410
ูู‡ุฐู‡ ุงู„ H ูุถู„ู‡ุง ุจุงู„ู†ุณุจุฉ ู„ X ู‡ุชุนุทูŠู†ูŠ AY ู‡ุชูƒูˆู† ุนู†ุฏูŠ
262
00:18:01,410 --> 00:18:06,710
sign ูุฒูŠ ู…ุง ุชุดูˆููŠู† ู‡ูŠ sign ุทุจุนุง ู‡ุฐุง ู…ู† zero ู„ L ู‡ูˆ
263
00:18:06,710 --> 00:18:12,150
ุทูˆู„ ุงู„ waveguide ุจุชุงุนุชูŠ ูุฒูŠ ู…ุง ุจุฑูˆุฌูŠุช ุงู„ HZ ู‡ูŠ
264
00:18:12,150 --> 00:18:19,230
cosine ุงู„ AY sign ุทุจุนุง ู…ุง ู„ู‡ุง ู†ุต ุงู„ู„ูŠ ุงุญู†ุง ุงุชูู‚ู†ุง
265
00:18:19,230 --> 00:18:28,670
ุงู†ู‡ุง ู†ุต ฯ€ุงูŠุงู„ู€ M1 ุงู„ู€ HX ู‡ุชุนุทูŠู†ุง minus beta A ุนู„ู‰
266
00:18:28,670 --> 00:18:33,770
ุจุงูŠ H0 sin ุจุงูŠ X ุนู„ู‰ A sin ฯ‰T minus beta Z ูุฒุงู†
267
00:18:33,770 --> 00:18:38,670
ู‡ูŠูƒูˆู† ุนู†ุฏู‡ ุจุฑุถู‡ sin ุจุณ ู…ุงู„ู‡ุง phase ุจูŠู†ู‡ู… 180 ู‡ุชูƒูˆู†
268
00:18:38,670 --> 00:18:44,010
minus ู„ูƒู† ุจู‚ู‰ ุงู„ fields ู„ EZ EZ ุทุจุนุง Zero ู„ุฃู† ู‡ุฐุง
269
00:18:44,010 --> 00:18:47,770
Transverse Electric EX ูˆ HY ุจุฑุถู‡ ุจุทู„ุนูˆุง Zero ุนู†ุฏ
270
00:18:47,770 --> 00:18:53,240
ุงู„ู„ูŠ ู‡ูŠ ูˆุงุญุฏ Zero ู„ูƒู† ู…ุด ูƒู„ ุงู„ field Zeroุชู…ุงู…ุŸ ู‡ุงูŠ
271
00:18:53,240 --> 00:18:56,400
ุงู„ู„ูŠ ู‡ูˆ transfers electric one zero mode ู‡ุงูŠ ุงู„
272
00:18:56,400 --> 00:19:02,580
view ุฃุณูˆุฃ ู„ุฅู† ู‡ูŠ .. ูˆ ู‡ุฐุง ุงู„ side view ูˆ ู‡ุฐุง ุงู„
273
00:19:02,580 --> 00:19:06,500
top view ู„ู„ู…ูˆุฌุฉ ุงู„ู„ูŠ propagated transfers electric
274
00:19:06,500 --> 00:19:10,720
one zero ุทุจุนุง ุงู„ู„ูŠ ู‡ูŠ ุงู„ู…ุฎุทุท ุจูŠู…ุซู„ู†ูŠ ุงู„ magnetic
275
00:19:10,720 --> 00:19:14,840
field ุงู„ู„ูŠ ุงู„ุญุทูˆุท ุงู„ู„ูŠ ู‡ูŠ ุงู„ .. ุงู„ straight lines
276
00:19:14,840 --> 00:19:18,910
ุจุชู…ุซู„ู†ูŠุงู„ู„ูŠ ู‡ูˆ ุงู„ .. ุงู„ electric field ุทุจุนุง
277
00:19:18,910 --> 00:19:21,770
ุชูุงู‡ู…ูŠู† ุฅูŠุด ุงู„ straight line ุฃู‡ ู„ุฅู† ุงู„ู…ูˆุฌุฉ ู‡ูŠ ู„ู…ุง
278
00:19:21,770 --> 00:19:26,150
ุชูƒูˆู† ุจู‡ุฐุง ุงู„ุดูƒู„ ูˆ ุจุชุทู„ุน ุนู„ูŠู‡ุง ู…ู† ู‡ู†ุง ูƒูŠู ุจุชุจูŠู† ุฎุท
279
00:19:26,150 --> 00:19:33,350
ูˆ ู‚ุงุนุฏุฉุŸ ุจุณู‡ุฐู‡ ู…ู‚ุงุฑู†ุฉ ุจูŠู† ุงู„ู„ูŠ ู‡ูŠ ุงู„ู…ูˆุฌุฉ ููŠ ุงู„ู€
280
00:19:33,350 --> 00:19:36,010
dielectric media ูˆููŠ ุงู„ waveguide ููŠ ุงู„ dielectric
281
00:19:36,010 --> 00:19:39,790
media ูŠุนู†ูŠ ุงู†ู‡ ุฒูŠ ููŠ ุงู„ู‡ูˆุงุก ูŠุนู†ูŠ ู…ุงููŠุด guide ุจูŠุชุง
282
00:19:39,790 --> 00:19:42,450
ุจุฑุงูŠู… ุงู„ุจุฑุงุฏูŠุงุดู† constant ุฃู…ูŠุฌุง ุนู„ู‰ U ุจุฑุงูŠู… ุฃู…ูŠุฌุง
283
00:19:42,450 --> 00:19:46,950
ุนู„ู‰ ุฌุฒุฑ ุงู„ู…ูŠูˆ ุฅุจุณู„ูˆู† U ุจุฑุงูŠู… ุงู„ู„ูŠ ู‡ูŠ ูˆุงุญุฏ ุนู„ู‰ ุฌุฒุฑ
284
00:19:46,950 --> 00:19:49,890
ุงู„ู…ูŠูˆ ุฅุจุณู„ูˆู† ูุฅุฐุง ุงู„ุฃู…ูŠุฌุง ููŠ ุฌุฒุฑ ุงู„ู…ูŠูˆ ุฅุจุณู„ูˆู† ููŠ
285
00:19:49,890 --> 00:19:52,730
ุงู„ inside ุงู„ waveguide ุจูŠุชุง ุจูŠุณูˆุง ุจูŠุชุง ุจุฑุงูŠู… ุฌุฒุฑ
286
00:19:52,730 --> 00:19:56,630
ุงู„ูˆุงุญุฏ minus FC ุนู„ู‰ F ุงู„ูƒุชุฑุจูŠุน ุฃุณูˆุฃ ู„transverse ุฃูˆ
287
00:19:56,630 --> 00:19:59,650
transverse magnetic ุงู„ุชู„ุชูŠู† ุงู„ู„ูŠ ู‡ูˆ ู†ูุณ ุงู„ุจูŠุชุง
288
00:20:01,510 --> 00:20:04,830
Intrinsic impedance ุฃุชุง ุจุฑุงูŠู… ุฌุฒุฑ ุงู„ู€ฮผูŠูˆ ุนู„ู‰
289
00:20:04,830 --> 00:20:08,110
ุฅุจุณู„ูˆู†ุŒ Transient electric ุฃุชุง ุจุฑุงูŠู… ุน ุฌุฒุฑ ูˆุงุญุฏ
290
00:20:08,110 --> 00:20:10,890
minus ุฃู ุณูŠ ุนู„ู‰ ุฃู ู„ูƒู„ ุชุฑุจูŠุฉุŒ Transient electric
291
00:20:10,890 --> 00:20:14,350
ุฃุชุง ุจุฑุงูŠู… ุฌุฒุฑ ูˆุงุญุฏ minus ุฃู ุณูŠ ุนู„ู‰ ุฃู ู„ูƒู„ ุชุฑุจูŠุฉุŒ
292
00:20:14,350 --> 00:20:18,540
ู…ุง ู†ู†ุณุงุด ุฅู†ู‡ ุญุงุตู„ ุถุจู… ุจุนุทูŠู†ุง ุฃุชุง ุจุฑุงูŠู… ุชุฑุจูŠุฉU
293
00:20:18,540 --> 00:20:21,340
prime ุงู„ู„ูŠ ู‡ูŠ ุงู„ velocity Omega ุนู„ู‰ Beta prime
294
00:20:21,340 --> 00:20:25,940
ุจุฑุถู‡ ุจุชุณูˆู‰ F Lambda ุจุชุณูˆู‰ 11 ุฒูŠ ุงู„ู…ูŠูˆ ุฃุจุณู„ูˆู† U ููŠ
295
00:20:25,940 --> 00:20:28,660
ุงู„ waveguide ู‡ูŠ Omega ุนู„ู‰ Beta prime ุฌุฒุฑ ุงู„ูˆุงุญุฏ
296
00:20:28,660 --> 00:20:32,660
minus FC ุนู„ู‰ F ุงู„ูƒู„ุชุฑ ุจูŠู‡ ุฃูˆ Omega ุนู„ู‰ Beta ุจูŠู‡
297
00:20:32,660 --> 00:20:37,010
ู‡ุฐู‡ Beta ุชู…ุงู…ุŸLambda prime U prime ุนู„ู‰ F ู‡ู†ุง
298
00:20:37,010 --> 00:20:39,830
Lambda ุจูŠุณุงูˆูŠ Lambda prime ุนู„ู‰ ุฌุฒุฑ ูˆุงุญุฏ minus Fc
299
00:20:39,830 --> 00:20:43,830
ุนู„ู‰ F ู„ูƒู„ ุซู„ุงุซูŠุฉ ู‡ู†ุง ุฃู…ุซู„ุฉ ู…ุซู„ุง ุนู†ุฏูŠ a rectangular
300
00:20:43,830 --> 00:20:46,390
waveguide with dimensions a ุจูŠุณุงูˆูŠ ุงุชู†ูŠู† ูˆ ู†ุต
301
00:20:46,390 --> 00:20:50,390
ุณุงู†ุชู…ุชุฑ ุจูŠ ูˆุงุญุฏ ุณุงู†ู‚ุตุชู‡ ุจูŠ operate below ุฎู…ุณุชุงุดุฑ
302
00:20:50,390 --> 00:20:56,250
point one gigahertz ูŠุนู†ูŠ ุฃู†ุง ุจุฏูŠ ูู‚ุท ุชุณู…ุญู„ุฃ
303
00:20:56,250 --> 00:21:00,390
ุงู„ู…ูˆุฌุงุช ุงู„ู„ูŠ ู„ู‡ุง frequency ุฃู‚ู„ ู…ู† 15.1 ุงู„ู„ูŠ ู„ู‡ุง
304
00:21:00,390 --> 00:21:04,050
ุชู…ุฑ ุฃูƒุชุฑ ู…ู† ู‡ูŠูƒ ู…ุงุจุฏูŠุด ู‡ูŠุชู…ุฑ ู‡ู†ุง ุฅูŠุด ุจูŠุญูƒูŠู„ูŠ ุน
305
00:21:04,050 --> 00:21:07,190
ูƒุงุชูˆุจ frequency ูŠุนู†ูŠ ุจุฏูŠ ุฃุฎุชุงุฑู„ูŠ frequency ุฃุนู„ู‰
306
00:21:07,190 --> 00:21:14,250
ุดูˆูŠุฉ ุฅุฐุง ุจุตุญู„ูŠ ูŠุนู†ูŠ ู…ุซู„ุง 14.9 ุฃูˆ 15 ุจุงู„ุชู…ุงู… ูˆุฃู‚ู„
307
00:21:14,250 --> 00:21:17,990
ู…ู† ุงู„ู„ูŠ ู‡ูŠ ุฃูƒุชุฑ ู…ู† 15.1 ูŠุนู†ูŠ ุฃู†ุง ุจุฏูŠ ุฃุฎุชุงุฑู„ูŠ
308
00:21:17,990 --> 00:21:22,910
frequency ูู‚ุท ุงู„ู„ูŠ ุชุณู…ุญู„ู„ู€ 15.1 ุชูƒูˆู† ุฃูƒุจุฑ ุงู„
309
00:21:22,910 --> 00:21:26,070
frequency ู„ุฃู† ุจูˆู„ูŠุง ู…ู†ู‡ุง ุจุฏูŠ ุฅูŠุงู‡ุง ูŠู…ุฑุฃ ุฅุญู†ุง ู‡ู†ุง
310
00:21:26,070 --> 00:21:29,950
ุฅุฐุง ู…ุซู„ุง ุฃูˆู„ ูˆุงุญุฏ .. ุฃูˆู„ ูˆุงุญุฏ ุจุฏูŠ ุฃุฎุฏ ุงู„ frequency
311
00:21:29,950 --> 00:21:33,190
ุฃูƒุจุฑ ู…ู† cut-off ุจุชุงุนุฉ ุงู„ุฃูˆู„ุงู†ูŠ ูˆุฃู‚ู„ ู…ู† ุงู„ุชุงู†ูŠ ุฃู†ุง
312
00:21:33,190 --> 00:21:40,680
ุจุฏู‡ ู…ุซู„ุง ุนู†ุฏ 15.1 ูู…ุฏูŠุด ุฅุดูŠ ุฃูƒุจุฑ ู…ู† 15.1how many
313
00:21:40,680 --> 00:21:43,260
modesุŸ ุจูŠุณุฃู„ู†ูŠ ู‚ุฏุงุด ุงู„ modes ุงู„ู„ูŠ ุจุฏู‡ุง ุชู…ูˆุฑ ููŠ ู‡ุงูŠ
314
00:21:43,260 --> 00:21:47,300
ุงู„ waveguide with a medium ุฅุฐุง ูƒุงู†ุช ุงู„ media sigma
315
00:21:47,300 --> 00:21:52,680
ู„ู‡ุง zero ูŠุนู†ูŠ lossless ุฃุจุณู„ูˆู† ุฃุฑุจุนุฉ ูˆ ู…ูŠูˆ ุฃุจุณู„ูˆู†
316
00:21:52,680 --> 00:21:54,940
ุจุชุณุงูˆูŠ ุฃุฑุจุนุฉ ุฃุจุณู„ูˆู† ู†ูˆุช ูˆ ู…ูŠูˆ ุจุชุณุงูˆูŠ ูˆุงุญุฏ
317
00:21:58,710 --> 00:22:01,570
ูƒุงู„ูƒูˆู„ูŠุฉ cutoff frequency ุนุดุงู† ุงุญุณุจ cutoff
318
00:22:01,570 --> 00:22:05,430
frequency ุงู† f cutoff ุจุณูˆู‰ u prime ุนู„ู‰ ุงุชู†ูŠู† ุฌุฒุฑ
319
00:22:05,430 --> 00:22:09,490
ุงู„ m ุนู„ู‰ a ุงู„ูƒุชุฑ ุจูŠู‡ ุฒุงุฏ n ุนู„ู‰ b ุงู„ูƒุชุฑ ุจูŠู‡ ูˆ ุงู„
320
00:22:09,490 --> 00:22:14,430
velocity ูˆุงุญุฏ ุฌุฒุฑ ุงู„ mu epsilon ุทุจุนุง ุงู„ mu ู…ุนุทูŠู†ุง
321
00:22:14,430 --> 00:22:17,770
ุฅูŠุงู‡ุง ุงู„ู„ูŠ ู‡ูŠ ูˆุงุญุฏ relative ูˆุงุญุฏ ุจุญูŠุซ ุฏู‡ ุงู„ู„ูŠ ุนู†ุฏู‰
322
00:22:17,770 --> 00:22:22,300
ุงู„ู„ูŠ ู‡ูŠ mu epsilonูˆุงู„ .. ูŠุนู†ูŠ ุจุชุฐูƒุฑูŠู† ุฅุญู†ุง ู‡ุงุฏ ุงู„
323
00:22:22,300 --> 00:22:25,140
C ุนู„ู‰ ุงู„ Y relative ู…ู† ูˆูŠู† ุงู„ู„ูŠ ู‡ูˆ ู‡ูŠ ู…ูŠูˆ ุฅุจุณู„ ู†ุถ
324
00:22:25,140 --> 00:22:29,960
ู…ูŠูˆ ุฃุฑ ุฅุจุณู„ ู†ุถ ุฅุจุณู„ ุฃุฑ ูุจุทู„ุน ุงู„ู„ูŠ ู‡ูŠ ุฌุฒุฑ ู„ู…ูŠูˆ ุฅุจุณู„
325
00:22:29,960 --> 00:22:34,900
ู†ุถ ุฅุจุณู„ ู†ุถ ู‡ุฏ ุงู„ู„ูŠ ู‡ูŠ C C ุนู„ู‰ ุฌุฒุฑ ุงู„ู…ูŠูˆ ุฃุฑ ุฅุจุณู„ ู†ุถ
326
00:22:34,900 --> 00:22:38,280
ุฃุฑ ู…ูŠูˆ ุฃุฑ ูˆุงุญุฏ ูˆุฅุจุณู„ ู†ุถ ุฃุฑ ุฃุฑุจุน ูุจุชุตูŠุฑ ุชุงู†ูŠ C ุนู„ู‰
327
00:22:38,280 --> 00:22:42,390
ุชุงู†ูŠ as implicit C ุนู„ู‰ ุชุงู†ูŠ ุจุนูˆุถ ุนู†ู‡ุงุจุฑุต ุงู„ C ุนู„ู‰
328
00:22:42,390 --> 00:22:46,250
2 ูุจุตูŠุฑ C ุนู„ู‰ 4 ุฌุฒุฑ ุงู„ M ุนู„ู‰ A ู„ูƒู„ ุชุฑุจูŠุน ุฒุงุฏ M ุนู„ู‰
329
00:22:46,250 --> 00:22:50,210
B ู„ูƒู„ ุชุฑุจูŠุน ุจู†ุนุทูŠู†ุง ุงู„ู„ูŠ ู‡ูˆ ุงู„ A ุงุชู†ูŠู† ูˆ ู†ุต ุณุงู†ุชูŠ
330
00:22:50,210 --> 00:22:56,330
ูˆ ุงู„ B ูˆุงุญุฏ ุจุนูˆุฏ ุนู†ู‡ู… ู‚ุตุฉ ุนู†ุฏูŠุงู„ู€ Cut off
331
00:22:56,330 --> 00:23:00,150
frequency ุงู„ู€ C ุนู„ู‰ 4 ุฌุฒุฑ M ุนู„ู‰ 2.5 ููŠ 10ู‚ูˆุง
332
00:23:00,150 --> 00:23:03,130
ู†ุงู‚ุตูŠู† ูƒู„ ุชุฑุจูŠุฉ ุฒุงุฏ M ุนู„ู‰ 1 ููŠ 10 ู‚ูˆุง ู†ุงู‚ุตูŠู† ูƒู„
333
00:23:03,130 --> 00:23:08,730
ุชุฑุจูŠุฉ ู†ุจุฏุฃ ููŠ ุงู„ lowest model ู‡ูˆ TE01 ู„ูˆ ุฃุฎุฏ M0 ูˆ
334
00:23:08,730 --> 00:23:12,190
M1 ู‡ุชุนุทูŠู†ุง ุงู„ frequency ุจุญุณุจ ูŠุนู†ูŠ ู‡ุฐูŠ Zero ุฑุงุญ ุฃุญุท
335
00:23:12,190 --> 00:23:16,150
N1 1 ุนู„ู‰ 1 ููŠ 10 ู‚ูˆุง ู†ุงู‚ุตูŠู† ูƒู„ ุชุฑุจูŠุฉ ุจุงุฎุฏ ุงู„ุฌุฒุฑ
336
00:23:16,150 --> 00:23:19,150
ุชุจุนู‡ุง ูˆ ุจุถุฑู ููŠ C level stay of light ุนู„ู‰ 4
337
00:23:19,150 --> 00:23:26,970
ุจุชุนุทูŠู†ุง 7.5 ุฌูŠุฌุงู‡ุฑุชุฒ ุทุจ Zero 2FC 02 ุฃุฎุฏุช ุงู„ู„ูŠ ู‡ูŠ
338
00:23:26,970 --> 00:23:35,430
02 ู‡ุชุนุทูŠู†ูŠ 15 ุฌูŠุฌุง 03 ู‡ุชุนุทูŠู†ูŠ 22.5 ู‡ุฐู‡ ู…ุด ู‡ุชุฏุฎู„ 15
339
00:23:35,430 --> 00:23:43,640
ู‡ุชุฏุฎู„ 7.5 ู‡ุชุฏุฎู„ ุทูŠุจ ุฎู„ุตู†ุง 01 02 ู†ูŠุฌูŠ ู„ู…ูŠู† ู„101 0
340
00:23:43,640 --> 00:23:47,220
ุทุจุนุง ู‡ู‰ ุงู†ุชูˆุง ุดุงูŠููŠู† ูƒู„ ุงู„ mods ุนู„ูŠ ู…ุง ุชู†ุงุฎุฏ 1 0 3
341
00:23:47,220 --> 00:23:55,040
ุฌูŠุฌุง 2 0 6 ุฌูŠุฌุง 3 0 9 ุฌูŠุฌุง 4 0 12 ุฌูŠุฌุง 5 0 15 ุฌูŠุฌุง
342
00:23:55,040 --> 00:24:01,260
6 0 18 ู‡ู‰ ู…ุด ู‡ุชุฏุฎู„ู†ูŠุฌูŠ ู„ู…ูŠู†ุŸ ู„ุฃ ุงู„ transfers
343
00:24:01,260 --> 00:24:04,620
electric ูˆุงุญุฏ ูˆุงุญุฏ ูˆtransfers magnetic ูˆุงุญุฏ ูˆุงุญุฏ
344
00:24:04,620 --> 00:24:07,240
ู…ุด ู‡ูŠูุฑู‚ู‡ ู„ุฃู† ุงู„ cut frequency ู†ูุณ ุงู„ุงุดูŠ ู„ุงุชู†ุชู‡ูŠ
345
00:24:07,240 --> 00:24:11,440
ู„ู…ุง ุฃู‚ูˆู„ ูˆุงุญุฏ ูˆุงุญุฏ ุฃุณูˆุฃ TE ุงูˆ TM ุงู„ุชุงู†ูŠู† ู…ูˆุฌูˆุฏูŠู†ุŒ
346
00:24:11,440 --> 00:24:14,780
ุฏูŠุฑูˆุง ุจุงู„ูƒู…ุŒ ุฅูŠุด ู‡ูŠูƒูˆู† FC ูˆุงุญุฏ ูˆุงุญุฏ ุชู…ุงู†ูŠุฉุŒ
347
00:24:14,780 --> 00:24:18,980
ุงู„ุชุงู†ูŠู† ุฏุงุฎู„ูŠู†ุŸ TE ุงุชู†ูŠู† ูˆุงุญุฏ ูˆTM ุงุชู†ูŠู† ูˆุงุญุฏ ุญูˆุถ
348
00:24:18,980 --> 00:24:22,220
ุงุชู†ูŠู† ูˆูˆุงุญุฏุŒ ู…ู† ุงู„ูˆุงุญุฏ ูˆุงุญุฏ ูŠุจุฏูˆ ูŠุตูŠุฑ ุงู„ุชุงู†ูŠู†ุŒ
349
00:24:22,220 --> 00:24:31,670
ุชู…ุงู…ุŸCF2 1 9 6 ู…ู† 10 3 1 11 7 72 100 4 1 14 14 100
350
00:24:31,670 --> 00:24:39,730
1 2 1 2 15 ู‡ุฐู‡ ู…ุด ู‡ุชุฎุด ุงู† ุนุฏู‡ู… ู‡ู†ุง ุนู†ุฏูŠ 4 ููŠ 2 ุงูˆ
351
00:24:39,730 --> 00:24:42,370
ูŠุนู†ูŠ ู„ูˆ ุงู†ุง ุจุฏูŠ ุงุนุฏ ุงู„ transfers magnetic ุจุฏุฃ ู…ู† 1
352
00:24:42,370 --> 00:24:45,970
1 ุนู†ุฏูŠ 4 transfers magnetic motors ู‡ุชุฎุดูˆุง
353
00:24:45,970 --> 00:24:52,130
transfers electric 1 2 3 4ุฎู…ุณุฉุŒ ุณุชุฉุŒ ุณุจุนุฉุŒ ุชู…ุงู†ูŠุฉุŒ
354
00:24:52,130 --> 00:24:56,950
ุชุณุนุฉุŒ ุนุดุฑุฉุŒ ุงุญุฏุงุดุŒ ูˆุงุญุฏุงุด transfers electricุŒ ุงุฐุง
355
00:24:56,950 --> 00:24:59,770
ุงู„ modes ุงู„ู…ุณู…ูˆุญ ุงู„ู„ูŠ ู…ุฎุด ููŠ ุงู„ waveguide ุงู„ู„ูŠ ู„ู‡ู…
356
00:24:59,770 --> 00:25:03,710
ุงู„ frequency ุงู‚ู„ ู…ู† ุฎู…ุณ ุนุดุฑ point ูˆุงุญุฏ ู‡ู…ุง ุงุญุฏุงุด
357
00:25:03,710 --> 00:25:06,850
transfers electric modes ูˆุงุฑุจุน transfers magnetic
358
00:25:06,850 --> 00:25:11,620
modeู‡ูŠ ุฑุณู…ู†ุงู‡ู… ุนู„ู‰ ุงู„ ุฌูŠุฌุง ู‡ูŠุฑุชุฒ ููŠ ุนู†ุฏ transfers
359
00:25:11,620 --> 00:25:15,480
electric ุงู„ู„ูŠ ู‡ูŠ ุฃู‚ู„ ูˆุงุญุฏุฉ ุงู„ 103 ุฌูŠุฌุง ู‡ูŠุฑุชุฒ ุจุนุฏูŠู†
360
00:25:15,480 --> 00:25:21,180
20601 ูˆ ู‡ูƒุฐุง ุจูŠุทู„ุนูˆุง ุงู„ magnetic field ูˆ ูŠู„ูŠู‡ู… ู†ูุณ
361
00:25:21,180 --> 00:25:28,480
ุงู„ุฑู‚ู… ูˆ ุจูŠุจู‚ูˆุง ู…ูˆุฌูˆุฏูŠู† ู„ูƒู† ุงู„ TE30, TE40, TE50
362
00:25:28,480 --> 00:25:31,240
ู‡ุฏูˆู„ุฉ ู…ุฏุนูˆู…ูŠู† ููŠ transfers electric ุฃูƒูŠุฏ ู…ุด
363
00:25:31,240 --> 00:25:35,220
ู…ุฏุนูˆู…ูŠู† ููŠ transfers magnetic ุนู†ุฏ ุงู„ 11 ู…ู„ุงู‚ูŠู† ู†ูุณ
364
00:25:35,220 --> 00:25:40,890
ุงู„ู…ู‚ุฏุงุฑ 21ุชู„ุงุชุฉ ูˆุงุญุฏ ุงุฑุจุนุฉ ูˆุงุญุฏ ุชู…ุงู… ุงุฐุง ู‡ุฐู‡ ู‡ูŠ ุงู„
365
00:25:40,890 --> 00:25:44,250
modes ุงู„ู„ูŠ ู…ุณู…ูˆุญู†ุง ูŠู…ุฑูˆุง ููŠ waveguides ุงู„ู„ูŠ ู„ู‡ุง ุงู„
366
00:25:44,250 --> 00:25:47,710
dimension a ุงุชู†ูŠู† ูˆ ู†ุต ุจูŠ ู„ุงู† ุจูŠ ูƒุงู† ูˆุงุญุฏ ูˆ ุงูŠ
367
00:25:47,710 --> 00:25:52,770
ุงุชู†ูŠู† ูˆ ู†ุต in a rectangular waveguide for which a
368
00:25:52,770 --> 00:25:56,170
ูˆุงุญุฏ ูˆ ู†ุต ุณู†ุชูŠู…ุชุฑ ุจูŠุจู‚ูˆุง ุชู…ุงู†ูŠุฉ ุณู†ุชูŠู…ุชุฑ ุณุฌู†ู‡ ุฒูŠุฑูˆ
369
00:25:56,170 --> 00:25:59,590
ู…ูŠูˆ ุงูŠู‚ุงู„ ู…ูŠูˆ ู†ุต ุงู…ุณ ู…ู† ุงุฑุจุนุฉ ุงุชู†ูŠู† ูˆ ู†ุต ุฒูŠุฑูˆ hx
370
00:25:59,590 --> 00:26:03,790
ุจุชุณุงูˆูŠ ุงุชู†ูŠู† ุณุงูŠู† ู„ุงู† ุงุญู†ุง ุงุดุชู‚ู†ุงู‡ู… ุจุณ ู…ุง ุนู„ูŠ
371
00:26:03,790 --> 00:26:10,810
ุงู„ุนูˆุถ ุนู† ุงู„ู„ูŠ ู‡ูŠ ุงู„ ..ุงู„ู€ dimension ุงุชู†ูŠู† ุณุงูŠู† ุจุงูŠ
372
00:26:10,810 --> 00:26:17,930
ุงูƒุณ ุนู„ู‰ ุง ูƒูˆุณุงูŠู† ุชู„ุงุชุฉ ุจุงูŠ ูˆุงูŠ ุนู„ู‰ ุจูŠ ุณุงูŠู† ุจุงูŠ ููŠ
373
00:26:17,930 --> 00:26:22,610
ุนุดุฑุฉ ู‚ูˆุฉ ูˆุงุญุฏุฉ ุนุดุฑุฉ ุชูŠ ู…ุงูŠู†ูˆุณ ุจูŠุชุง ุฒุฏ ุงู…ุจุณ ุจุฑู…ุชูŠุฑ
374
00:26:22,610 --> 00:26:26,510
ูŠุนู†ูŠ ู‡ูˆ ู…ุงุนุทูŠู†ุง omega ู‡ูˆ ู…ุงุนุทูŠู†ุง ุงู„ู„ูŠ ู‡ูŠ ุงู„ modes
375
00:26:26,510 --> 00:26:29,310
ุงู„ู„ูŠ ู‡ูŠ M ูˆุงุญุฏ ูˆ M ุชู„ุงุชุฉ
376
00:26:34,850 --> 00:26:39,550
ุจุฏู†ุง ู†ุญุณุจ ุงู„ู„ูŠ ู‡ูŠ ุงู„ modes of operation ุงู„ cut-off
377
00:26:39,550 --> 00:26:42,690
frequency ุงู„ phase constant ุงู„ propagation
378
00:26:42,690 --> 00:26:47,810
constant ูˆ ุงู„ derisive impedance ุทุจุนุง
379
00:26:47,810 --> 00:26:53,100
ูˆุงุถุญ ู„ู†ุง ุงุญู†ุง ุงุดุบู„ู†ุงู‡ุฐู‡ M1 ูˆ M3 ู‡ุฐุง ู…ุง ู‡ูˆ ู…ุนุทูŠู†ุง
380
00:26:53,100 --> 00:26:58,880
ุงู„ field HX ุจู‡ุฐุง ุงู„ู…ู‚ุฏุงุฑ ุงุฐุง ุนู†ุฏูŠ 1 3 ูˆ Transverse
381
00:26:58,880 --> 00:27:01,780
Magnetic 1 3 suppose ุงุญู†ุง ุงุฎุชุงุฑู†ุง Transverse
382
00:27:01,780 --> 00:27:05,580
Magnetic 1 3 cut frequency U prime ุนู„ู‰ 2 ุฌุฒุฑ ุงู„ M
383
00:27:05,580 --> 00:27:09,460
ุนู„ู‰ L ูƒู„ ุชุฑุจูŠุน ุฒุงุฏ N ุนู„ู‰ B ู„ูƒู„ ุชุฑุจูŠุน U prime 1 ุฌุฒุฑ
384
00:27:09,460 --> 00:27:12,700
ุงู„ Mu Y ู…ุนุทูŠู†ุง ุงู„ู‚ูŠู… ุจุชุงุนุฉ ุงู„ Mu ูˆ Y C ุนู„ู‰ 2 ู†ูุณ
385
00:27:12,700 --> 00:27:17,490
ุงู„ู‚ูŠู… ุจุชุงุนุฉ ุงู„ู…ุซุงู„ ุงู„ุณุงุนุฉ ุงู„ cut frequency mean ู‡ูŠ
386
00:27:17,490 --> 00:27:21,330
ูˆุงุญุฏ ุชู„ุงุชุฉ ุฅุฐุง ู†ุดุญู‰ C ุนู„ู‰ ุฃุฑุจุน ุฌุฒุฑ ู…ู† ุนูˆุถ ุนู† N
387
00:27:21,330 --> 00:27:24,510
ุจูˆุงุญุฏ ูˆ N ุชู„ุงุชุฉ ุชู…ุงู†ูŠุฉ ูˆ ุนุดุฑูŠู† ูˆ ุณุจุนุฉ ูˆ ุฎู…ุณูŠู† ู…ู†
388
00:27:24,510 --> 00:27:28,230
ู…ูŠุฉ ุทุจุนุง ู‡ูˆ ุงูŠุด ุทุงู„ุจ ุงู„ cut ุงู„ ุงู„ mode of
389
00:27:28,230 --> 00:27:31,130
operation cut frequency ุงู„ phase constant ุงู„ mode
390
00:27:31,130 --> 00:27:34,670
of operation ุงู„ู„ูŠ ู‡ูŠ ูˆุงุญุฏ ุชู„ุงุชุฉ T E ูˆ T M ุงู„
391
00:27:34,670 --> 00:27:38,970
cutoff ุญุณุจู†ุงู‡ุง ู‡ูŠ ุงู„ mode of operationุงู„ู„ูŠ ู‡ูŠ TM13
392
00:27:38,970 --> 00:27:43,850
ูˆ TE13 ู†ูŠุฌูŠ ุงู„ู„ูŠ ู‡ูŠ ุงู„ Beta ู†ุนูˆุฏ ุฏูˆุฑ ู…ุจุงุดุฑุฉ ููŠ
393
00:27:43,850 --> 00:27:46,910
ุงู„ู…ุนุงุฏู„ุฉ Beta prime ุฌุฒุฑ ูˆุงุญุฏ ู…ู†ุตู C ุนู„ู‰ F ุงู„ูƒู„ุชุฑ B
394
00:27:46,910 --> 00:27:52,970
ู†ุญุตู„ ุนู„ู‰ ุงู„ frequency ุงู„ู„ูŠ ู‡ูŠ two pi F ู…ุนุทูŠู†ุง
395
00:27:52,970 --> 00:27:56,710
ุฅูŠุงู‡ุง OmegaุŒ ุจุงุถุญุŸ ู†ุนูˆุฏ ููŠ BetaุŒ ุจู†ุญุตู„ ุนู„ู‰ Beta
396
00:27:56,710 --> 00:28:01,310
Gamma G Beta ุจุฑุถู‡ ู‡ูˆ Beta ุจุชุฏู„ุŒ ู„ุฃู†ู‡ ู…ุด ู…ุนุทูŠู†ุง
397
00:28:01,310 --> 00:28:04,010
Beta ูุญุณุจู†ุง BetaุŒ ุจู†ุญุตู„ ุนู„ู‰ GammaุŒ ุจุชุฏู„ ุงู„rogation
398
00:28:04,010 --> 00:28:06,730
constantูŠุนู†ูŠ ุจุฏู‡ ุงู„ phase constant ุจุนุฏ ุงู„
399
00:28:06,730 --> 00:28:09,430
propagation constant ุงู„ propagation ู…ุนู†ุงู‡ ุฃู† ุฌุงู…ุนุฉ
400
00:28:09,430 --> 00:28:14,010
ุฅูŠุด ุจุชุณุงูˆูŠ ุฌู‡ ุจุชุง ูˆ Transic ู„ุฅู† ุงุฎุชุงุฑู†ุง ุงุญู†ุง ู…ูŠู†
401
00:28:14,010 --> 00:28:16,810
ุงู„ู„ูŠ transfers magnetูƒ ููŠ ุงู„ุฃูˆู„ ูู‡ูŠ eta prime ุฌุฒุฑ
402
00:28:16,810 --> 00:28:20,870
ูˆุงุญุฏ minus ุงูุณูŠ ุนู„ู‰ ุฃูุฑ ูƒู„ ุชุฑุจูŠุฉ ู„ูˆ transfers
403
00:28:20,870 --> 00:28:23,870
electric ูƒู„ ู†ูุณ ุงู„ุญุงุฌุฉ ู…ุนุงู‡ุง ุฏูŠ eta prime ุนู„ู‰
404
00:28:23,870 --> 00:28:29,090
ุงู„ุฌุฒุฑุทุจุนุง ู‡ุฐู‡ ู‡ูŠ ุงู„ู„ูŠ ู‡ูŠ wave bands and interior
405
00:28:29,090 --> 00:28:34,770
dimensions ู„ูˆ ูƒุงู† ุนู†ุฏู‰ ุงู„ dimensions ู…ุซู„ุง 4.3ร—2.15
406
00:28:34,770 --> 00:28:38,510
ู‡ูŠ double inch ู‡ูŠูƒูˆู† ุนู†ุฏู‡ ุงู„ cutoff frequency ู…ู† 1
407
00:28:38,510 --> 00:28:43,590
ูˆ 7 ู…ู† 10 ู„ 2 ูˆ 6 ู…ู† 10 ุจู†ุณู…ูŠ ุงู„ wave guide
408
00:28:43,590 --> 00:28:49,070
standard wave guide standard 430 ุงู„ู„ูŠ ู‡ูŠ ุฌุงูŠุฉ ู…ู†
409
00:28:49,070 --> 00:28:53,420
ูˆูŠู† ู…ู† ุงู„ุทูˆู„ ุชุจุนู‡ุง ู…ู† ุงู„ุนุฑุถ ุงู„ู„ูŠ ู‡ูˆ ุงู„ Aุจู†ุณู…ูŠู‡ุง ุงู„
410
00:28:53,420 --> 00:28:58,180
R band ุงู„ู„ูŠ ู„ูˆ ูƒุงู†ุช ุชู„ุงุชุฉ ูˆ ุฃุฑุจุนุฉ ู…ู† ุนุดุฑุฉ ููŠ ูˆุงุญุฏ
411
00:28:58,180 --> 00:29:01,140
ูˆ ุณุจุนุฉ ู…ู† ุนุดุฑุฉ ุจู†ุณู…ูŠู‡ุง waveguide ุชู„ุงุชู…ูŠุฉ ูˆ ุฃุฑุจุนูŠู†
412
00:29:01,140 --> 00:29:04,300
ูˆ ู‡ุชูƒูˆู† ุชุณู…ุญ ู„ู„ frequency ู…ู† ุงุชู†ูŠู† ูˆ ุงุชู†ูŠู† ู…ู† ุนุดุฑุฉ
413
00:29:04,300 --> 00:29:06,920
ุชู„ุงุชุฉ ูˆ ุชู„ุงุชุฉ ู…ู† ุนุดุฑุฉ ูˆ ุจู†ุณู…ูŠู‡ุง ุงู„ D band ูˆ ู‡ูŠ ูƒุฐุง
414
00:29:06,920 --> 00:29:10,380
ู‡ุฏูˆู„ุฉ ุงู„ Q band ุจุชุงุนู‡ู… ุงูƒูŠุฏ ูŠุนู†ูŠ ู…ู…ูƒู† ุณู…ุนุชูˆุง ููŠู‡ู…
415
00:29:10,380 --> 00:29:14,400
ุจุชุงุนู‡ู… ุงู„ุชู„ูุฒูŠูˆู† ูˆ ุงู„ radiosู‡ุฏูˆู„ุฉ ูŠู„ู‡ู… standard
416
00:29:14,400 --> 00:29:17,920
waveguides ุฃู‚ุงู… ู…ุนูŠู†ุฉ ุนุดุงู† ุฃู†ุง ู…ุซู„ุง ุจุฏู„ Q-band
417
00:29:17,920 --> 00:29:22,000
ุจุงุฎุฏ ุงู„ waveguide 62 ุฃูˆ ุจุฏู„ K-band ุจุงุฎุฏ ุงู„
418
00:29:22,000 --> 00:29:26,480
waveguide 51 ูˆ ู‡ูƒุฐุง ุงู„ Q-band ูˆ ุงู„ U-band ูƒู„ ูˆุงุญุฏุฉ
419
00:29:26,480 --> 00:29:30,100
ุฅู„ู‡ุง dimension ู…ุนูŠู† ูˆ ุฃูƒูŠุฏ ุฅู†ุชูˆุง ุจุงุฑุญ ุดูุชู…ูˆุง ููŠ
420
00:29:30,100 --> 00:29:32,760
ุงู„ู…ุฎุชุจุฑ ูˆ ู‚ุงู„ูƒู†ูˆุง ุงู„ dimension ุชุจุนูˆู†ู‡ ูˆ ุญูƒุงู„ูƒู†ูˆุง
421
00:29:32,760 --> 00:29:37,070
ุดูˆูŠุฉ ุนู„ู‰ ุงู„ bands ูˆู„ุง ู„ุฃุŸู…ุด ู…ุดูƒู„ุฉ ูŠุนู†ูŠ ุจุณ ู‡ุฐู‡ ู‡ูŠ
422
00:29:37,070 --> 00:29:42,630
ุงู„ู…ุนู„ูˆู…ุงุช ุนู† ุงู„ bands ูˆู‡ูŠูƒ ุงู†ุง ุจู‚ู‰ ุงุชูˆู‚ุน ุงู†ู‡ ุฎู„ุตู†ุง
423
00:29:42,630 --> 00:29:46,550
ุงู„ู…ู†ู‡ุฌ ูˆู…ุด ู‡ู‚ุฏุฑ ุงุนุทูŠูƒู… ุงูŠ ุญุงุฌุฉ ุนู„ู‰ ุงู„ antenna ู„ุฃู†ู‡
424
00:29:46,550 --> 00:29:50,830
ู‡ูŠูƒูˆู† extra task ุนู„ูŠูƒู… ู„ู„ุงู…ุชุญุงู† ู„ูƒู† ุงุฐุง ุฑุจู†ุง ุนุฑุงุถ
425
00:29:50,830 --> 00:29:55,870
ูˆุงุฎุฏู†ุง ู…ุณุงู‚ ู…ุซู„ุง ุงุนู„ู‰ ู…ู† ู‡ูŠูƒ ู…ุน ุจุนุถ collective
426
00:29:55,870 --> 00:29:58,770
ู…ู…ูƒู† ู†ุฏุฎู„ ุดูˆูŠุฉ ุนู„ู‰ ุงู„ antenna ูˆ ุงู„ .. ูˆ ุงู„ fiber
427
00:29:58,770 --> 00:30:03,400
optics ูŠุนู†ูŠ ุงู† ุดุงุก ุงู„ู„ู‡ุฃู…ูƒู† ุฃุนุทูŠูƒู… ู„ูˆ ุฃู†ุง ู…ุซู„ุง
428
00:30:03,400 --> 00:30:09,020
ู†ุฒู„ูˆู„ูŠ electiveุŒ ุญู„ุตู†ุง ู‡ูŠูƒ ูŠุง ุฃุณุชุงุฐ ุฃุจูˆ ุญู…ุฒุฉุŒ ู„ูˆ
429
00:30:09,020 --> 00:30:11,720
ุงุญู†ุง ู…ุซู„ุง ุฃุฎุฏู†ุง elective ู…ุงุฏุฉ elective ู†ุฒู„ูˆู„ูŠ