III) Explain briefly about requirements of LTE. Also describe the challenges of OFDM-MIMO in LTE. IV) What is Cell Relay? Give applications. V) Explain briefly about a text based protocol for VolP.

Q: Implement and simplify f (A, B, C, D) = ∑ (6,8,11,12,14,15,16) using K-map? Realize the same using…

A: The minterms of a four-variable Boolean function is given in the question. We can use a K-map to…

Q: 288 For the Timing Waveform Diagrams shown below, which is the corect drawing for a NOR gate? A.…

A:

Q: 1) Design a F.A using NAND gates only. 2) Design a F.A using AND, OR, and NOT gate.

A:

Q: Explain the relationship between Id and Vds of Mosfet ?

A:

Q: Q3: Draw the block diagram of PAM/TDM system and explain it.

A: 3. PAM/ TDM SYSTEM: The block diagram of a PAM/TDM system with both the transmitter and the receiver…

Q: A network engineer in his office situated in Beijing China was trying to connect a server in…

A: Since he is unable to connect from Beijing to Singapore as well as to a server in his another office…

Q: using OR gate Desgin (NAND, AND, NORINOG) gate

A: NAND, AND, NOR, and NOT gate is designed by using OR gate as shown below

Q: Draw the TDM signal with 2 signals being multiplexed over the channel

A: TDM The method of combining multiple number of sampled signal in a particular interval of time is…

Q: Which modulation scheme is used by Bluetooth? a) DQPSK b) MSK

A: In this case, the modulation scheme used by Bluetooth needs to be identified.

Q: What is load-line analysis? How does it help? Ex

A: From the circuit Apply KVL V-IDRL-VD=0V=IDRL+VDWhen VD=0V=IDRL+0ID=VRLwhen  VD =0

Q: What is the difference between UTP and STP cables, show diagrams?

A: The differences between the UTP and STP cables are listed in the table shown below:  UTP cables…

Q: Explain the relationship between Ip and Vps of MOSFET.

A: The relationship between ID and VDS of MOSFET is called output transfer characteristics.

Q: a) (no +35), =(?), = (?), = (?),6 b) Calculate the following subtraction using 10's complement…

A:

Q: (b) What are the noise considerations in PCM? Explain the TDM-PAM concept.

A: Basic problem on communication system. Look below for the solution once..

Q: From the given circuit, derive the simplified OR-NAND circuit and identify the TTL ICs in the design…

A: We need to derive the simplified OR-NAND circuit and identify the TTL ICs in the design & its…

Q: From the given circuit, derive the simplified NOR circuit and identify the TTL ICs in the design &…

A: The circuit is as shown below, We need to derive the simplified NOR circuit and identify the TTL…

Q: 13. Which of the following is the basis for cellular systems employing the code-division multiple…

A: Need to find  Which of the following is the basis for cellular systems employing the…

Q: Choose the VHDL architecture that describes the correct corresponding function by completing the…

A: Architecture 1 is as shown below,

Q: Explain the GSM architecture and mention the roles for each components?

A: GSM (Global systems for Mobile communications)  architecture is shown below. There are 3 main…

Q: discuss briefly the benefits of infrastructure sharing Among mobile telecommunication networks

A: Let us understand what is the infrastructure which are used by mobile communication technologies.…

Q: How many OC signals are used in a SONET network with a 622.08 Mbps line rate? A. 8064 B. 4 C. 12 D.…

A: The solution is given below

Q: 2. Determine Ip , Vcs and Vps for the 2 network in Figure 2 below. Please refer to BS170 datasheet…

A: Here, we have given two circuits. We have to determine the drain current ID, gate to source voltage…

Q: Determine VDQ and IDQ using load-line analysis.

A: The Q point from the load line analysis is determined and from that IDQ and VDQ is determined

Q: 16. What should the PMD value be in a 10 Gbps fiber link? A. Exactly 10 ps B. Less than 7 ps C.…

A: For 10 Gbps (SONET OC-192) fiber transmission, the maximum value of the PMD should be 10 ps. For 10…

Q: a) Find R, for On-off, Polar and Bipolar signaling schemes. b) For Line codes, why do we find the…

A: b) PSD feature is helpful technique in case one need  to describe oscillatory signals in your time…

Q: 8. A network interface port has collision detection and carrier sensing enabled on a shared twisted…

A: The given network interface has carrier sensing enabled on the given network and collision detection…

Q: Question 7: The following schematic is of a relay circuit that emulates a standard digital logic…

A:

Q: 32 channel are multiplexed using flat top with TDM with pulse duration 1u sec with synchronization…

A: Given  Total number of channels n=32 Pulse duration 1 μs Sampling frequency fs=2fm=2×4=8 kHz

Q: equations for the kmap table below

A: In this question,  Write the equations for the K-Map.  f(A, B, C, D)?

Q: In a telephone TDM system, a DS0 has a capacity of 64kbps and a T1 link rate is 1.544Mbps. How many…

A:

Q: Question 1. Calculate the peak LTE OFDMA downlink data throughput of 20-MHz channel bandwidth using…

A: Given data, The no. of sub-carriers for 20MHz channel bandwidth=256 and for 128QAM=27 so, 7 bits are…

Q: Simplify f (A, B, C, D) = ∑(2,4,10,12,14) +d ∑(0,1,5,8) ( using K-map? Realize the same using NAND…

A:

Q: 1-what is the advantage and disadvantage of SSB technique?

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: How much increase in spectral efficiency is provided by W-CDMA in comparison to GSM?

A: In the following section, the correct option along with the explanation is provided.

Q: Prove that: i. Simplify and implement F=ABC’+AB’C’+A’B+A’BC ii. “If inverted inputs are provided as…

A:

Q: Sketch the Bipolar RZ Voltage encoding on a classic Ethernet for the bit stream 0001110101.

A: RZ (Return to Zero) is a line coding system used wherein the signal returns to zero between each…

Q: From an architectural point of view, what network components should be added to a GSM system and…

A: GPRS architecture works in the same way as the GSM network but it has some extra components that…

Q: Six message signals each of bandwidth 5 kHz are time division multiplexed  and transmitted.…

A: According to the question we have to determine the signaling rate and the minimum channel bandwidth…

Q: what do you mean by term parity of a digital world ?

A: In digital world, parity is a technique that checks whether the data is lost or written over when it…

Q: Design a VHDL model to implement the behavior described by the following formula. Use concurrent…

A: to design a VHDL model to implement the behavior described by the following formula. Use…

Q: In GSM, there are 8 separate time slots that makeup what is known as a “TDMA frame’’. Each GSM time…

A: Time Division Multiple Access or simply written as TDMA has a property that only within specified…

Q: What are the uplink and downlink bands for GSM 900

A: The uplink frequency band is used to transfer information from the mobile station (MS) to the base…

Q: In the LTE downlink, what is the theoretical data rate that can be achieved with the minimum…

A: LTE Downlink Quadrature amplitude modulation is widely used for data transmission and it also…

Thermocouple

A thermocouple is a temperature measurement device. It includes diverse metal wires which are joined collectively to form a joint. At the same time as the junction is hot or cold, a small voltage is generated inside the measuring thermocouple electrical circuit, which corresponds to the temperature.