answersLogoWhite

0

Energy signals are finite duration. That means if a random signal is energy type, all its realizations or its sample functions must be zero at infinity. So its expected value or mean is zero at infinity.

On the other hand, a stationary process has a time invariant mean. So if its expected value is zero in infinity, it will be zero in any time.

In summary if a stationary random signal is energy, its expected value must be zero every time. But It is not correct for all signals. So it is not energy type.

User Avatar

Wiki User

12y ago

What else can I help you with?

Related Questions

What signals are likely to be aperiodic?

Signals that are likely to be aperiodic include impulse functions, noise signals, and random signals. These signals do not exhibit a repeated or periodic pattern over time.


Differences between energy and power signals?

Energy signals have finite energy over time, meaning that the total energy is finite. Power signals have finite power over time, meaning that the average power is finite. Energy signals have zero power; power signals have infinite energy.


Turn signals do not work sometimes?

Well I personally have a 2000 Malibu LS and have had the same troubles random clicking noises when signals aren't on then no signals or random signals. The problem is your hazard relay switch, it is located in your dash board very easy abd cheap fix.


How you can determine whether signal is power signal or energy signal?

A signal x(t) is called an energy signal , if the energy is finite and the power is zero.A signal x(t) is called an power signal , if the power is finite and the energy is infinite.


Define energy and power signal?

An energy signal has finite energy over a given time period, while a power signal has finite average power over the same time period. Energy signals are typically used in energy storage systems, while power signals are used to describe the rate of energy transfer.


Why is it called "phantom power"?

"Phantom power" is called that because it is a method of providing power to certain audio equipment without the need for a separate power source. The power is sent through the same cables that transmit audio signals, making it seem as if the power is "phantom" or invisible.


What is memory that loses its contents when the computer's power goes off called?

RAM or Random Access Memory


What is power signal and what is energy signal?

Those signals which have finite energy and zero power known as energy signal..Those signals which have infinite energy and finite power known as power signal..


Is analog signal has power?

all signals have power, analog or digital


What are second and third power signals?

askdjfsakl


How do you know when you get a random event on runescape?

You don't, that's why its called a, "random event."


A device that conveys information with analog signals and digital signals is called?

An Electronic Device