Glossary of terms
16-QAM Sixteen-state quadrature amplitude modulation.
16-APSK Sixteen-state amplitude/asymmetric phase shift keying.
29 – 25 log10 Mathematical characteristic describing performance of an SNG uplink antenna to meet the 2° satellite spacing requirement.
2B+D Basic rate ISDN, with 2 X <64 kbps bearers and a 16 kbps data channel.
32-APSK Thirty-two-state amplitude and phase-shift keying or asymmetric phase-shift keying.
3G Third generation digital cellular mobile telephony system.
4:2:0 Describes a picture where the chrominance is sampled at half the rate relative to luminance, in both the horizontal and vertical planes.
4:2:2 Describes a picture where the chrominance is sampled at half the rate relative to luminance in the ...
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