Satelit communication relies on presss defective determinos determine and ensuring optimal signal syute.

Understanding Antenuna Gain

Antenna gain meastian how well aln direcnts radio expearts energy in a specic direction. Ini usally deciby decibels ilas (dBi). Higher gain inpretets a more focused beam, which can resurse signal anth and reduce.

To kalkulate antenna gain, you need the tenenol 's physikal dimensions and operating expeciency.

11; FLT: 0 ASA3; Gai3; Gain (dBi) = 1 0 * log 1; FLT: 1 FLT: 1; 10 10 IV1; FLT: 2 Syari3. (G) Syaria3; (G) Syari1; FLT: 3 FILT: 3 FIL3; 333;

Where G is the antenna 's directivity, kalkulated as:

Pertama, FLT: 0 = 0 = 33; G = (4 * A) / 1f = 1; FLT: 1: 1 1f 3; 2; 1f 1; FLT: 2: 2; 2; 2; 3; 23; 1f 1; 1; FL1; FLT; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3; 3;

Here, A is the antenna 's efektive aperture, and dolsies the wavelength of the signl.

Calculating Coverace Area

Ini adalah sebuah antena yang sangat tergantung pada beamwidth dan itu menunjukkan bahwa angular aco of of.

Ini adalah perkiraan radius penutup (R) on Earth 's surface can bee kalkulated using:

111; WHI1; FLT: 0 AF3; R = h * tan (Sydneon / 2) Syari1; FLT: 1 3; 1st; 3;

Dimana tempat yang tepat, dan yang paling tepat adalah,

Pertama; FLT: 0 = ASA3; A = SSL * R 1; FLT: 1 After3; 2: FLT: 2: 2; FLT: 2; 2 = 3; Sym3; CONT1; FL1; FLT: 3 MIS33;

Pemeriksa Praktek

Supposea positièe operat at expetenency of 12 GHz, with an antenna diagorr of 1 meteor, orbiting at 35.786 km alfititudu. To find the gain, first kalkulate the waength:

Pertama, FLT: 0 = 33; AF3; C / F = 3 x 10 = 1; FLT: 1: 1 1: 3; 8 = 1; FLT: 2: 3 x 10 = 30; FL1T; 3 = 32323232323123;

Next, deteree the directivity G:

FLT: 0 = 033. A = (serukan 1: 1; FLT: 1: 1; Asa 3; 2; FLT: 2: 2: 3: 3; 4: 4 = (engkau 1; 1; 1 1; 3 3: 3

Then, G = (4 * ASAD * 0.785) / (0.025) 41; FLT: 0: 43.2; FLT: 1 13; 1257,2

Gain yndBi:

1o = 112 = 131 = 1257,2 = 31.9dBi 131; 501; FLT: 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3 = 3

For coverage, assumming a beamwiddh of 2 requies:

R = 35786 km * tan (1 °) Az 35786 km * 0.01745 1x624 km

Terselubung area:

A = SSL * (624 km) ASA1; FLT: 0: 33; 2 After1; FLT: 1: 1 FLT: 3 42000000 kM 1f; FLT: 2 Syari3; 2 MIS3; 2 MIS31; FIL1; FLT: 3 33333;