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Wireless Communication

The assignment includes questions on modulation techniques, frequency assignments, analog and frequency modulation waveforms, QAM constellation diagram, error detection process, frame check sequence, transmitted signal using Direct Sequence Spread Spectrum, difference between Infrastructure and ad hoc modes in WLAN, and comparison of encoding techniques.

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Added on  2022-11-26

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This article provides a questionnaire and solutions related to advanced theories on wireless networks and communication. It covers topics such as modulation techniques, error detection in CRC, and differences between infrastructure and ad hoc WLAN modes.

Wireless Communication

The assignment includes questions on modulation techniques, frequency assignments, analog and frequency modulation waveforms, QAM constellation diagram, error detection process, frame check sequence, transmitted signal using Direct Sequence Spread Spectrum, difference between Infrastructure and ad hoc modes in WLAN, and comparison of encoding techniques.

   Added on 2022-11-26

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WIRELESS COMMUNICATION Page
1 of 15
Assignment-No2 17/5/2019
Title: WIRELESS COMMUNICATION
Author:
Wireless Communication_1
WIRELESS COMMUNICATION Page
2 of 15
Assignment-No2 17/5/2019
ABSRACT
The article comprises of a questionare and solutions ,pertaining to advance theory on Wireless
networks and communication.
Wireless Communication_2
WIRELESS COMMUNICATION Page
3 of 15
Assignment-No2 17/5/2019
Question paper : 3397988_1582904180
1>Convert the binary data “011010” into analog waveforms using following
modulation techniques: a. Two level Amplitude Shift(ASK technique) Keying
b. Two level Frequency Shift(FSK technique) Keying
c. Two level Phase Shift(psk technique) Keying
0 1 1 0 1 0
0 0 1 011
0 0 1 011
Wireless Communication_3
WIRELESS COMMUNICATION Page
4 of 15
Assignment-No2 17/5/2019
d. Differential Phase shift(DPSKtechnique) keying
e. Four level Amplitude Shift Keying :
Inpu
t
Amplitude
00 0
01 1
10 2
11 3
f. Four level Phase Shift Keying
00 = 0 deg 01 = 45 deg 10 = 90 deg 11 = 135 deg
g. Eight level Amplitude Shift Keying
Input Amplitude Input Amplitude
000 0 100 4
001 1 101 5
010 2 110 6
011 3 111 7
0 0 1 011
0 0 1 011 1 1 0 0
Wireless Communication_4

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