Telecommunication Journal, 48. sējums,1-356. lapaInternational Telecommunication Union., 1981 |
No grāmatas satura
1.–3. rezultāts no 52.
197. lappuse
... antenna to the satellite in order to achieve maximum antenna gain , polarization tracking has the task of separating both cross - polar waves to minimize co- channel interference . 2.4 Satellite movements Satellites move east - west or ...
... antenna to the satellite in order to achieve maximum antenna gain , polarization tracking has the task of separating both cross - polar waves to minimize co- channel interference . 2.4 Satellite movements Satellites move east - west or ...
200. lappuse
... antenna dish . This is easily controlled when azimuth and elevation axes are used as their geometric positions are related to the Earth's gravitational field ( vertical and horizontal ) ; the cost ( between 60 000 and 100 000 dollars ) ...
... antenna dish . This is easily controlled when azimuth and elevation axes are used as their geometric positions are related to the Earth's gravitational field ( vertical and horizontal ) ; the cost ( between 60 000 and 100 000 dollars ) ...
331. lappuse
... antenna receive on - axis gain ( 61 dB ) = 1.26 × 106 = space - to - Earth path loss ( wanted signal path ) = RF power input to space station of the ith interfering satellite network = transmit antenna gain of the space station of the ...
... antenna receive on - axis gain ( 61 dB ) = 1.26 × 106 = space - to - Earth path loss ( wanted signal path ) = RF power input to space station of the ith interfering satellite network = transmit antenna gain of the space station of the ...
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