More like 4095QAM. Close to LTE bits/Hz numbers of ~~ 16.
Modulation Method: OFDM
Occupied Bandwidth: 5.57 MHz
Transmission Frequency: 671.142857 MHz (UHF 46ch)
Transmission Power Horizontal polarization: 10 W
Vertical polarization: 10 W
Carrier Modulation: BPSK, QPSK, 16QAM,
64QAM, 256QAM, 1024QAM, 4096QAM
FFT size: 8k, 16k, 32k, 64k
Guard Interval: 1/8, 1/16, 1/32
Error-correcting code Inner code: LDPC, code rate r=2/3,
3/4, 5/6
Outer code: BCH
Transmission station Established at NHK Hitoyoshi TV relay station
Item Specifications
Transmission Capacity: 91.8 Mbps（4096QAM,
r=3/4）
Video Coding: MPEG-4 AVC / H.264
Reception Station: Nousonkankyoukaizen Center, Yunomae Town,
Kumamoto Prefecture -
approx. 27km from the transmissiontest station
--
bp
<part {dash} 15 {at} SkylineBroadbandService {dot} com>
On 12/12/2014 9:43 AM, Christopher Tyler via Af wrote:
They used Ultra-multilevel OFDM 2048QAM -AND- dual-polarized MIMO... damn.
