25-4. Which system has the best projected BER?
a. 8-QAM, C/N = 15 dB, B = 2fN, fb = 60 Mbps
b. QPSK, C/N = 16 dB, B = fN, fb = 40 Mbps
a. B = 20 MHz, Eb/No = 19.24 dB
b. FN = 20 MHz, Eb/No = 13 dB
8-QAM, Pe between 10-4 and 10-5
QPSK, Pe better than 10-5
Intranets, Extranets, and Enterprise Collaboration
SECTION I: The Intranets and Extranets in Business
9-1The Intranet Revolution: [Figure 9.2]
Many businesses realize that intranets enable them to use Internet and World Wide Web te
MAPL’IA INSTITUTE OF TECHNOLOGY
SCHOOL OF ELECTRICAL, ELECTRONICS AND COMPUTER ENGINEERING
MapL'Ia shall be among the best universities in the world.
The Institute shall provide a learning environment in order for its students to acquire th
26-2. For the SPADE system, what are the carrier frequencies for channel 7? What are the
allocated passbands for channel 7? What are the actual passband frequencies (excluding guard
Upper Limit = 53.315 MHz
Lower Limit = 52.27 MHz
TRANSMISSION MEDIA AND ANTENNA SYSTEMS
7-ELEMENT QUAD LOOP ANTENNA
Alarcon, Mark Rolan C.
Castrence, Ludy Anne A.
Cirio, Jason R.
Diroy, Mary Clarisse A.
Jazmin, Kristel Anne D.
Engr. Flordeliza L. Valiente
Theoretical Introduction to The Topic :
Generation of digital codes :
When handling digital signals, we use The Encoding
techniques. In this assignment, we are approaching the
encoding of digital data as digital signals. Encoding into digital
MAPUA INSTITUTE OF TECHNOLOGY
School of Electrical, Electronics and Computer Engineering
Department of Electronics and Communication Engineering
Wireless Audio-Video Transmitter
Balbin, Hennessey Lawrence B.
24-2. Determine the path loss for a 3.4-GHz signal propagating 20,000 m.
24-4. Determine the noise power for a 20-MHz bandwidth at the input to a receiver with an
input noise temperature of 290C.
24-5. For a system gain of 120 dB, a minim