Signal to Co-channel Interference Ratio Calculator

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Radar Antennas Reception

Radar & Antenna Specifications

Special Purpose Radars

✖Frequency Reuse Ratio refers to the ratio of the total number of available frequency channels to the number of channels used in a single cell or sector.ⓘ Frequency Reuse Ratio [q]			+10% -10%
✖Propagation Path Loss Exponent s a parameter used to model the path loss experienced by a signal as it travels through a medium and its value is 2 for Radar Communications.ⓘ Propagation Path Loss Exponent [γ]			+10% -10%

✖Signal to Co-channel Interference Ratio is a metric used in communication systems to quantify the quality of a received signal in the presence of interference, particularly from co-channel signals.ⓘ Signal to Co-channel Interference Ratio [SIR]

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Formula

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Signal to Co-channel Interference Ratio

Formula

`"SIR" = (1/6)*"q"^"γ"`

Example

`"0.528067"=(1/6)*("1.78")^"2"`

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Signal to Co-channel Interference Ratio Solution

STEP 0: Pre-Calculation Summary

Formula Used

Signal to Co-channel Interference Ratio = (1/6)*Frequency Reuse Ratio^Propagation Path Loss Exponent
SIR = (1/6)*q^γ
This formula uses 3 Variables

Variables Used

Signal to Co-channel Interference Ratio - Signal to Co-channel Interference Ratio is a metric used in communication systems to quantify the quality of a received signal in the presence of interference, particularly from co-channel signals.
Frequency Reuse Ratio - Frequency Reuse Ratio refers to the ratio of the total number of available frequency channels to the number of channels used in a single cell or sector.
Propagation Path Loss Exponent - Propagation Path Loss Exponent s a parameter used to model the path loss experienced by a signal as it travels through a medium and its value is 2 for Radar Communications.

STEP 1: Convert Input(s) to Base Unit

Frequency Reuse Ratio: 1.78 --> No Conversion Required
Propagation Path Loss Exponent: 2 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

SIR = (1/6)*q^γ --> (1/6)*1.78^2

Evaluating ... ...

SIR = 0.528066666666667

STEP 3: Convert Result to Output's Unit

0.528066666666667 --> No Conversion Required

FINAL ANSWER

0.528066666666667 ≈ 0.528067 <-- Signal to Co-channel Interference Ratio

(Calculation completed in 00.004 seconds)

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Credits

Created by Santhosh Yadav

Dayananda Sagar College Of Engineering (DSCE), Banglore

Santhosh Yadav has created this Calculator and 50+ more calculators!

Verified by Parminder Singh

Chandigarh University (CU), Punjab

Parminder Singh has verified this Calculator and 600+ more calculators!

< 14 Radar Antennas Reception Calculators

Omnidirectional SIR

Go Omnidirectional SIR = 1/(2*(Frequency Reuse Ratio-1)^(-Propagation Path Loss Exponent)+2*(Frequency Reuse Ratio)^(-Propagation Path Loss Exponent)+2*(Frequency Reuse Ratio+1)^(-Propagation Path Loss Exponent))

Dielectric Constant of Artificial Dielectric

Go Dielectric Constant of Artificial Dielectric = 1+(4*pi*Radius of Metallic Spheres^3)/(Spacing between Centers of Metallic Sphere^3)

Maximum Gain of Antenna given Antenna Diameter

Go Maximum Gain of Antenna = (Antenna Aperture Efficiency/43)*(Antenna Diameter/Dielectric Constant of Artificial Dielectric)^2

Metal-Plate Lens Refractive Index

Go Metal Plate Refractive Index = sqrt(1-(Incident Wave Wavelength/(2*Spacing between Centers of Metallic Sphere))^2)

Spacing between Centers of Metallic Sphere

Go Spacing between Centers of Metallic Sphere = Incident Wave Wavelength/(2*sqrt(1-Metal Plate Refractive Index^2))

Overall Noise Figure of Cascaded Networks

Go Overall Noise Figure = Noise Figure Network 1+(Noise Figure Network 2-1)/Gain of Network 1

Receiver Antenna Gain

Go Receiver Antenna Gain = (4*pi*Effective Area of Receiving Antenna)/Carrier Wavelength^2

Luneburg Lens Refractive Index

Go Luneburg Lens Refractive Index = sqrt(2-(Radial Distance/Radius of Luneburg Lens)^2)

Likelihood Ratio Receiver

Go Likelihood Ratio Receiver = Probability Density Function of Signal and Noise/Probability Density Function of Noise

Frequency Reuse Ratio

Go Frequency Reuse Ratio = (6*Signal to Co-channel Interference Ratio)^(1/Propagation Path Loss Exponent)

Directive Gain

Go Directive Gain = (4*pi)/(Beam Width in X-plane*Beam Width in Y-plane)

Signal to Co-channel Interference Ratio

Go Signal to Co-channel Interference Ratio = (1/6)*Frequency Reuse Ratio^Propagation Path Loss Exponent

Effective Aperture of Lossless Antenna

Go Effective Aperture of Lossless Antenna = Antenna Aperture Efficiency*Physical Area of an Antenna

Effective Noise Temperature

Go Effective Noise Temperature = (Overall Noise Figure-1)*Noise Temperature Network 1

Signal to Co-channel Interference Ratio Formula

Signal to Co-channel Interference Ratio = (1/6)*Frequency Reuse Ratio^Propagation Path Loss Exponent
SIR = (1/6)*q^γ

What are the other factors that influence communication in Radars?

It's important to note that while SIR is a valuable metric, it's not the only factor influencing the overall performance of a communication system. Other considerations, such as signal-to-noise ratio (SNR), bit error rate (BER), and channel conditions, also play significant roles in determining the system's reliability and efficiency.

How to Calculate Signal to Co-channel Interference Ratio?

Signal to Co-channel Interference Ratio calculator uses Signal to Co-channel Interference Ratio = (1/6)*Frequency Reuse Ratio^Propagation Path Loss Exponent to calculate the Signal to Co-channel Interference Ratio, Signal to Co-Channel Interference Ratio (SIR) is a metric used in communication systems to quantify the quality of a received signal in the presence of interference, particularly from co-channel signals. A higher SIR indicates a better quality of the received signal relative to the interference. Communication systems strive to maintain a high SIR to ensure reliable and accurate signal reception. Signal to Co-channel Interference Ratio is denoted by SIR symbol.

How to calculate Signal to Co-channel Interference Ratio using this online calculator? To use this online calculator for Signal to Co-channel Interference Ratio, enter Frequency Reuse Ratio (q) & Propagation Path Loss Exponent (γ) and hit the calculate button. Here is how the Signal to Co-channel Interference Ratio calculation can be explained with given input values -> 0.528067 = (1/6)*1.78^2.

FAQ

What is Signal to Co-channel Interference Ratio?

Signal to Co-Channel Interference Ratio (SIR) is a metric used in communication systems to quantify the quality of a received signal in the presence of interference, particularly from co-channel signals. A higher SIR indicates a better quality of the received signal relative to the interference. Communication systems strive to maintain a high SIR to ensure reliable and accurate signal reception and is represented as SIR = (1/6)*q^γ or Signal to Co-channel Interference Ratio = (1/6)*Frequency Reuse Ratio^Propagation Path Loss Exponent. Frequency Reuse Ratio refers to the ratio of the total number of available frequency channels to the number of channels used in a single cell or sector & Propagation Path Loss Exponent s a parameter used to model the path loss experienced by a signal as it travels through a medium and its value is 2 for Radar Communications.

How to calculate Signal to Co-channel Interference Ratio?

Signal to Co-Channel Interference Ratio (SIR) is a metric used in communication systems to quantify the quality of a received signal in the presence of interference, particularly from co-channel signals. A higher SIR indicates a better quality of the received signal relative to the interference. Communication systems strive to maintain a high SIR to ensure reliable and accurate signal reception is calculated using Signal to Co-channel Interference Ratio = (1/6)*Frequency Reuse Ratio^Propagation Path Loss Exponent. To calculate Signal to Co-channel Interference Ratio, you need Frequency Reuse Ratio (q) & Propagation Path Loss Exponent (γ). With our tool, you need to enter the respective value for Frequency Reuse Ratio & Propagation Path Loss Exponent and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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