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German “WW II” radios • Chassis and “Backplane”: � modules plug into chassis � motherboard / backplane module (E52 “Köln” receiver, 1943) � 3-D arrangement � assy slides into sturdy (!) cabinet 82 ©1995-1997 F.M.G. Dörenberg
German “WW II” radios • Receiver standardization: � 40 kHz - 150 MHz covered with 4 radios with identical form, fit, operation • Parts standardization: � 1 or 2 standard types of tubes per radio – Lorenz Lo 6 K 39a: 6x RV12P2000 – Telefunken Kw E a: 11x RV2P800 – FuSprech. f.: 6x RV12P2000 + 1x RL12P10 (RX), and 1x RV12P2000 + 2x RL12P10 (TX) – tricky circuitry - spares logistics, test equipment - 83 ©1995-1997 F.M.G. Dörenberg
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Integrated and Modular Systems for
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Integrated and Modular Systems for
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Integrated and Modular Avionics •
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Engine thrust Structure & Gear Comp
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Why change avionics? • Airline/Op
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Operators seek revenue enhancement
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Why change avionics? (cont’d) •
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Why change avionics? (cont’d) •
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Avionics business • high-tech but
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Changing airtransport environment 1
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5000 Pax-km (billions, log-scale) 1
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Billions of 1995 US $ 80 60 40 20 9
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24% 23% 23% 30% 737-300 ($1834/hr)
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Big $ numbers life-time maintenance
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Save now and save later • increas
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Average schedule deviation costs de
Page 33 and 34: Integrated Modular Avionics Archite
Page 35 and 36: Fault Avoidance - prevent (by const
Page 37 and 38: Fault Tolerance Taxonomy Fault Tole
Page 39 and 40: Redundancy • Attributes: � form
Page 41 and 42: Basic ways to increase system relia
Page 43 and 44: 1 System Reliability λunit = 5x10-
Page 45 and 46: Note: log-log scale F (t) 2-out-of-
Page 47 and 48: System architecture and design deci
Page 49 and 50: 1.0 Rconfig(t) 0.9 0.8 dual Redunda
Page 51 and 52: Simplex Dual Triplex Quad Dual-Dual
Page 53 and 54: Integration is necessary because...
Page 55 and 56: Integration trend: Multi-Mode Recei
Page 57 and 58: Integration issues • “integrate
Page 59 and 60: Fault Tolerance for Safety, Reliabi
Page 61 and 62: Quant. Prob. 1 10-3 10-5 10-7 10-9
Page 63 and 64: Failure System Condition Design Ass
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Page 69 and 70: Standardization issues • “gener
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Page 73 and 74: Integration & Modularization • LR
Page 75 and 76: O/S I/O Maint. BIT Appl. Total CPU
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Page 103 and 104: Integrated Flight & Thrust Control
Page 105 and 106: Modular Flight Control & Guidance C
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lliedSignal A E R O S P A C E $ $$
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lliedSignal A E R O S P A C E sets
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lliedSignal A E R O S P A C E - Com
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Related utilities sub-systems that
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A/C Loads lliedSignal A E R O S P A
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lliedSignal A E R O S P A C E MAFT/
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lliedSignal A E R O S P A C E Globa
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from all other nodes + wrap from ow
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1 Integrated and Modular Avionics
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3 FANS: Future Air Navigation Syste
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5 Component and System Performance
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7 Component and System Performance
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9 Future ........ (cont’d) • im
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11 150 k ↑ Total airplane signal
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13 100 MB 80 MB 20 MB 10 MB 747-200
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15 System Complexity and Size Typic
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17 Given: Extrapolation ...... •
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19 Enabling technologies - componen
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Enabling technologies - drivers for
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23 Enabling technologies - design /
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25 236-pin connector Example: PC mo
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27 Example: integrated X-band power
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29 Cold-Cathode Field Emission Disp
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31 Enabling technologies - componen
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33 Resource Partitioning - part of
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35 Enabling technologies - communic
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37 High Medium Low Enabling technol
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39 Enabling technologies � s/w
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1 BOOKS BIBLIOGRAPHY F.J. Redmill (
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3 M.L. Shooman: "A study of occurre
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