Exam Details
| Subject | Wireless Communication | |
| Paper | ||
| Exam / Course | BTCVI / BTECVI / BTELVI | |
| Department | School of Engineering & Technology (SOET) | |
| Organization | indira gandhi national open university | |
| Position | ||
| Exam Date | December, 2015 | |
| City, State | new delhi, |
Question Paper
Explain Channel Assignment Strategies.
How is the capacity in a cellular system improved?
Explain the function of a RAKE Receiver with a neat sketch.
What are the spread spectrum modulation techniques? Explain FH-SS in detail.
Calculate the mean excess delay, rms delay spread and the maximum excess delay (10 dB) for the multipath profile given in figure 1 below. Estimate the 50% coherence bandwidth of the channel.
<img src='./qimages/13469-3a.jpg'>
Explain the hand-off process with suitable diagrams of proper and improper hand-off.
What are Vocoders Explain Channel Vocoders in detail.
Differentiate between frequency selective versus flat fading and fast versus slow fading.
Explain the Space Division Multiple Access (SDMA) technique with a suitable diagram.
What is the difference between FDMA and TDMA technologies? How is the number of available total channels calculated in the FDMA technique?
Explain free space propagation model. Differentiate between large-scale and small-scale path loss.
What is meant by frequency reuse concept How is it used to increase the cellular system capacities Explain with a suitable example.
7. Write short notes on any two of the following:
Linear Predictive Coders
Wireless Standards
Log-distance Path Loss Model
How is the capacity in a cellular system improved?
Explain the function of a RAKE Receiver with a neat sketch.
What are the spread spectrum modulation techniques? Explain FH-SS in detail.
Calculate the mean excess delay, rms delay spread and the maximum excess delay (10 dB) for the multipath profile given in figure 1 below. Estimate the 50% coherence bandwidth of the channel.
<img src='./qimages/13469-3a.jpg'>
Explain the hand-off process with suitable diagrams of proper and improper hand-off.
What are Vocoders Explain Channel Vocoders in detail.
Differentiate between frequency selective versus flat fading and fast versus slow fading.
Explain the Space Division Multiple Access (SDMA) technique with a suitable diagram.
What is the difference between FDMA and TDMA technologies? How is the number of available total channels calculated in the FDMA technique?
Explain free space propagation model. Differentiate between large-scale and small-scale path loss.
What is meant by frequency reuse concept How is it used to increase the cellular system capacities Explain with a suitable example.
7. Write short notes on any two of the following:
Linear Predictive Coders
Wireless Standards
Log-distance Path Loss Model
Other Question Papers
Departments
- Centre for Corporate Education, Training & Consultancy (CCETC)
- Centre for Corporate Education, Training & Consultancy (CCETC)
- National Centre for Disability Studies (NCDS)
- School of Agriculture (SOA)
- School of Computer and Information Sciences (SOCIS)
- School of Continuing Education (SOCE)
- School of Education (SOE)
- School of Engineering & Technology (SOET)
- School of Extension and Development Studies (SOEDS)
- School of Foreign Languages (SOFL)
- School of Gender Development Studies(SOGDS)
- School of Health Science (SOHS)
- School of Humanities (SOH)
- School of Interdisciplinary and Trans-Disciplinary Studies (SOITDS)
- School of Journalism and New Media Studies (SOJNMS)
- School of Law (SOL)
- School of Management Studies (SOMS)
- School of Performing Arts and Visual Arts (SOPVA)
- School of Performing Arts and Visual Arts(SOPVA)
- School of Sciences (SOS)
- School of Social Sciences (SOSS)
- School of Social Work (SOSW)
- School of Tourism & Hospitality Service Sectoral SOMS (SOTHSM)
- School of Tourism &Hospitality Service Sectoral SOMS (SOTHSSM)
- School of Translation Studies and Training (SOTST)
- School of Vocational Education and Training (SOVET)
- Staff Training & Research in Distance Education (STRIDE)
Subjects
- Advance Microprocessor And Architecture
- Analog and Mixed Mode VLSI Design
- Analog Communication
- Analog Electronic Circuits
- Analog Integrated Circuits Design
- Antennas and Propagation
- B10-Informatics
- Basics Of Electronics Engineering
- Computer Architecture
- Computer Communication Networks
- Control Engineering
- Data Communication And Network
- Device Modelling For Circuit Simulation
- Digital Electronics
- Digital Signal Processing
- Digital System Design
- Electromagnetic Field Theory
- Electronic Measurement and Inst
- Electronic Switching Circuits
- Embedded System Design
- Information Theory And Coding
- Linear Integrated Circuits
- Microcontrollers
- Microprocessor And Its Applications
- Microwave And Radar Engineering
- Multirate Systems
- Optical Fiber Communication
- Power Electronics
- Satellite And Tv Engineering
- Signal And Systems
- Wireless Communication