Denormalized BPF BSF LPF HPF design

Denormalized BPF BSF LPF HPF design -...

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Unformatted text preview: ——u———-——————-—-——-——-W—_——— Denof‘mQ/Iém‘fi‘nfl ALL»): Remus'nc, W EQQQUWW AMO {MprNCg QHQQWLWWTS , US TO MEET Ame Te Cordva LPF To gap; BPF BS]: 2 Sflfig @ FREQUtNCV TO Aaum. w- T’RMSFQRMMWW cwvam Haw J2. SC/ALGS SmNOARA m odcmNCEs CAPAC ITAA/CES @ IMPEDANCGB TrcAnsF-oRMAnW or: @ 3 a“ g 0 AH! EL 25 +0 AND @5810 mm mmsFoflM A7) on LPF 60.: fig); NULT'IPL‘I BV 1712’ ANfiUL/AQ meFP FREQUUWAIAUQ, aXL—‘aflLwWJI-“WE oLyc = ._._’._. a / 1 _L UL’QC J(%c)c Xch' N: L- L fig; # _ Q. C “f...- HIGH PASS Fug-res?» PAKAGOLIQ LPF 527543;”? 9913 719 B? film/999 HUTD A WPERBOUC Jam/w //U W/Wyauww D‘SHMM fwc. CFYG 32(0) a): grafting L b/ C and C a/ L. FOIL CWUGM/G HP; <——> LAC 7777 ,_.___....____,_______.._._.—.__.____..———__ .— ..........__... ______________._____.._ ._ .....___.___..____ _ . .. ..._.. ._—.|-— 42ch “PM “07 o: quL. 3 O 7.. we (UL-w” a U)“ be ((4)qu” we wch<LdU -- ML. (06 (a)qu “ ML) 7‘ (A)qu wL -—- 0Jqu (Jul/J1. (A)qu ” ' I u) Law 60qu ’__ U L. J1“ wwwl. MW w I : U) z Dub) BAND PASS 9ch W TAApSFo/mmwow Rmuuees SCALING; (aw) AND SH7F77AJ 66.97711: LPF Qe‘sf’wse‘. ’w I:le 5.?- 4 Vtfl—l Fv TLAUSFo/LMAWU @K .fl‘=C>; w 13: wHe‘u O éJzz: -> ~15. J2. so -———> &XL= }.QJ‘= &( N L Sam-{s L ’“ a.)er SHJNT’ a 38 am: <} t: wu’w‘d Lufc it: we M -% we 7:" ‘0 wg w: rah (13° 4: OJ -— wk) COL f: (,3 2+ 0 0)“ i L3 and: + .1: u-wL dwc a : wu-wh wo‘L w. ~ I : LJC “*1, u'QJh£>C d + JUJL. M Q C " tau—cuL ____, “(WV-H / J. 25 g 20 g 15 c1 3 2:“ 10 5 0 AA 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 Frequency, GHz Figure 5-28 Conversion of standard low-pass filter prototype into bandpass realization with lower cut-off frequency fL = 0.7 GHz, upper cut—off frequency fU = 1.3 GHz, and center frequency of f0 = 1 GHz. Attenuation, dB H N or o H O 0 0.2 04 0.6 0.8 1 1.2 1.4 1.6 1.8 2 Frequency, GHz Figure 5-29 Conversion of standard low-pass filter prototype into band-stop realization with center frequency of f0 = 1 GHz. Lower cut-off frequency is f,_ = 0.7 GHz and upper cut-off frequency is fU = 1.3 GHz. mAMSFoLHenuu Ropes CAM Be’ DEVELOPED WOUCAH AM )UV’EYLSE’ MANSFIBILM 0a 8v ()5:er up? A, BSF WM [__‘ Wu‘WL \— ~ _ i L- : C’ CL (Cdu 0 L120 i N g A,“ N .;_. (Wu—LA); C. M WZPF " Le (W'ch C‘ we," ..-........r__..--_____ — _ . T — . . _ _ _ _ . . . _ fl . _ _ _ . . _ . . . G $3933“ muszgoZ Frequency, 0) Figure 5-27 Mapping from standard frequency 9 into actual frequency a). Lower cut-off frequency is (0L = 1 and upper cut-off frequency is my = 3. Table 5-5 Transformation between normalized low-pass filter and actual bandpass and bandstop filter (B W = (0U —~ (0L) Low-pass ‘ -11. .. L i 1 BW L " gk (-3; T wcL BW T (03L 1 C = gk l .9. 1 __C_'_ g T T we (DCC BW (DOC IMPEDANCE 772MB PERM A1700 _. { (EXCEPT FOR New") A/ogM'ALIEED IMPEDANCE 30—- 3”“ - CAebglsLev :> Some Au. PLLTEYL Coacmmew'rs BY pa, M 3;: ~ 1 fig, 5 ‘ RG1 I: - LEG" C’— Ré, RL= RgRCn N JALTUAL Den/ice“ » F \ My O L )CIRL 5y 3'4 C/wiaslm/ 3101‘: 333(6)”) 2v=3 3d8 = Pamme 75:24 W3 BWZOZ‘Q i //USe£17:~o IN SOIL 71L, HUD L. C COMPONENTS AUO P407“ AWUAWOAJ I FWD/91 /+v> 4- (“#17: Cog‘fiaC/Iem; 1:51, “:3 36a (/44 Sky 3.3%”! 0.7117 3.34957 LOGO LPF “0114A;le SD 50 L. $0 L2— . W (m 9 V W [4’7""4 Iv u.qu ( 56 2.0L! (SH-E 2 [6.S'9XI07M ‘FL’ 7L; "' lovb'fo : 2-H.» G‘Hk "135‘7x/oqrul @ 3 m E \\ N o >7 EH u EL.) + 5 :9 3"“) ! RG=SOQ 121 C} L3 63 \) 0 ON 0 (A O Attenuation, dB W -l> O O [\J O H O 0 A A 1 1.5 2 2.5 3 3.5 4 Frequency, GHz Figure 5-30 Attenuation response of a third—order 3—dB ripple bandpass Chebyshev filter centered at 2.4 GHz. The lower cut-off frequency is f L = 2.16 GHz and the upper cut-off frequency is [U = 2.64 GHz. S. 3 F/Jae IM PLGMWTA'D 0 N FILTERS wlTl‘r $0 > $00 A3? .D/FF/CU‘I" To law—D OSIUq mam—‘51; COM/Jo new: Bends; ) -> fWS/CAL Sm; 0F COM/0mm: Lou/FD AMALVSIS H057 ,eaowce‘zfl Hy D/szz/Mw REPLACE Macadam: AND CflPflC/WS w/77/ open) AND SHBJLT tht’r T1. 5,53an: FDK C/Amcmue OPEN—CLILCUIT‘ 71.. L l 2]“ =1 ‘0‘ 20 1'." J Yo gBQ: flap/ac; LA»de [hévc'lorn V/ SC. Ewes ~20: l_ C070“:ka ) Q. K T 7 A]: )2 I (A :‘< "" *‘“-‘-~—————~-——-——-——————.—__—_————-——— m._.__._...______ _ ___‘ . —' x ' — —————"—l———————————__.__._—_ US/NG £72k."— cheaki Ema/é» giro/HT and 8 77”? T/ZANSFv/LMA’DOAJ /5 ma @ 7% Came/21‘2de 1250;“: Port A/M/mum LPF Will: Is JL=I s = oLhnCz/“J ........ _.._....___._.__.._—.____..__________—_____——__. m.—.____...—_____—___.__.~_——.__..._.._—___ mwflm—ur \ Table 5-6 Kuroda’s Identities element Zz Unit element 21 Unit element Zz Unit element Z 2/N YC = 570%) YC = S/(NZZ) Unit element NZ 1 ,,,,,,, _ _._________,________________________._r.________________w.____,_______l_____...~____wm_._m C1 = C5 = 1.7058 Figure 5-31 L2=L4= 1.2296 C3 = 2.5408 Normalized low-pass filter of order N = 5. ...
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Denormalized BPF BSF LPF HPF design -...

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