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Airport ground navigation systems /
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
New York, N.Y. :
McGraw-Hill Education,
[2012]
|
| Edición: | First edition. |
| Colección: | McGraw-Hill's AccessEngineering.
|
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- A. Author's profile
- B. Foreword
- C. Preface
- D. Acknowledgements
- 1. Modulation techniques
- The need
- Amplitude modulation
- Single sideband theory
- Frequency modulation (fm)
- Pulse transmission (gaussian pulse)
- Pulse modulation (pm)
- Summary
- Objective questions
- Descriptive questions
- 2. Transmission line and microwave devices theory
- Types of transmission media
- Electrical properties of the line
- Secondary constants of a transmission line
- Characteristics of line of different lengths terminated with different loads
- Voltage standing wave ratio (vswr), reflection coefficient, and return loss
- Resonant and non-resonant lines
- Quarter wave (?/4) line and its uses
- Balanced to unbalanced transformer (baluns)
- Smith chart
- Ultra high frequency (uhf) transmission lines
- Waveguide
- Cavity resonators
- Micro-strip line
- Directional couplers (dc)
- Transmission line bridges
- Microwave hybrid circuits
- Isolator and circulator
- Duplexer
- Diplexer
- Current and power division
- Summary
- Objective questions
- Descriptive questions
- 3. Antenna systems
- Purpose of antenna
- Typical antenna terminology
- Resonant and non-resonant antenna
- Effects of ground on antennas
- Antenna coupling at medium frequencies
- Long wire antenna, folded hf antenna, and butterfly antenna
- Slot antenna
- Slotted cylindrical vor antenna
- Reflection by a perfect conductor normal incidence
- Loop antenna
- Circular arrays
- The counterpoise
- Biconical, discone antennas
- Dme antenna
- The log-periodic antenna
- Driven arrays
- Rotman antenna
- Phased array
- Array fed system
- Summary
- Objective questions
- Descriptive questions
- 4. Wireless beacon system
- Types of beacon
- Fixed non?directive beacons
- Fixed non-directional beacon (ndb)
- Airborne equipment
- Factors affecting ndb coverage and its measurement
- Ndb antenna
- Ndb range
- Variable wireless beacon?vhf omni-range (vor)
- Goniometer
- Description of vor
- Vor error analysis
- Vor signal scattering
- Mathematical interpretation of bearing errors
- Co-planer arrangement of vor antenna
- Remote monitoring and maintenance
- Vor cone of confusion
- Purpose of vor and uses
- Summary
- Objective questions
- Descriptive questions
- 5. Doppler vor (dvor)
- General theory of operation
- Doppler effect at audio frequencies
- Dvor course formation and reflections
- Interference
- Am channel
- Fm channel
- Dvor distributor basic concept
- Dvor antennas and radiation pattern
- Effects of sideband parasitic
- Requirement of blending in the dvor
- Theory of phasing
- Sources of error in dvor
- Basic description of dvor blocks
- Dvor technical description
- Summary
- Objective questions
- Descriptive questions.
- 6. Instrument landing system
- Historical background
- Ils waveforms generation concept
- Transmitter and space modulation
- Mechanical modulator
- Principle of localizer (llz) array
- Basic localizer requirement
- Localizer advance concept
- Localizer course structure
- Glide path
- Basic of null type glide path
- Aperture effect on glide path
- Proximity effects
- Glide path advance monitoring concept
- Glide path height ratio
- Localizer antenna
- Rf distribution units (rfdu)
- Alford antenna radiation patterns
- V ring antenna
- Traveling wave antenna (twa)
- Glide path antenna and array
- Vertical plane radiation from carrier and sideband antennas
- Glide path ddm and path width
- Ils accuracy requirements for precision approach
- Ils low visibility conditions and its parameters
- Summary
- Objective questions
- 7. Microwave landing system
- Why mls?
- Need for mls as a replacement for ils
- Mls operational and functional requirements
- Description of microwave landing system
- Mls ground equipment
- Principle of time reference scanning beam (trsb)
- System design considerations
- Power budget considerations
- Siting
- Basic concept of microwave conventional scanning landing guidance system (lgs)
- Power budget
- Ground station
- Elevation case
- Summary
- 8. Transponder landing system
- Why do we need
- Basic description of the tls
- New approach of aircraft landing system
- New approach of tls
- Filtering calculations
- Theory of operation
- Localizer transmission
- Glide path transmission
- Tls components
- Elevation measurement
- Tls operational modes
- Transponder
- Interrogators
- Flight inspection methods
- Merits and demerits
- Summary
- 9. Distance measuring equipment
- Historical background
- Principle of dme system
- Airborne dme transponder
- Choice of operating frequency
- Effect of bunching on distance measurement
- Dme equipment description
- Terrain effect
- Computation for arbitrary course
- Purpose of distance measuring equipment
- Dme antenna
- Use of dme
- Summary
- Objective questions
- Descriptive questions
- 10. Tactical air navigation system
- Historical background
- Basic principle
- Basic approach of electronically switched tacan antenna
- Stepped cardiod bearing generation for tacan
- Non-rotating antenna
- Increased capability in conjugation with vor/dme, tacan and vortac
- Cone of confusion
- Tacan used as approach landing aid
- Tacan signal characteristics and errors
- Summary
- 11. Siting criteria of airport ground navigational systems
- Standards and recommended practices (sarps)
- Siting criteria of non-directional radio beacons (ndb)
- Very high frequency omni range (vor)
- Siting criteria for doppler vor (dvor)
- Siting criteria for ils
- Siting criteria for glide path (gp)
- Siting criteria for marker beacon
- Siting criteria of locator beacons
- Microwave landing system (mls) siting criteria
- Siting criteria for distance measuring equipment (dme)
- Tls siting criteria
- Summary
- A. Glossary
- Definition of navigation aids terminology
- Mls terminology
- Dme
- Instrument landing system (ils)
- Vhf omni range (vor)