Policy on Intellectual Property Right (IPR)
Introduction
1 Interference on the RF level
1.1 Interfering
transmitter out-of-band emissions
1.1.1 General
Description
1.1.2 Impact of
OOBE interference on the receiver
1.2 Receiver adjacent
channel selectivity
1.2.1 General
Description
1.2.2 Impact of
ACS interference on the receiver
1.3 Environmental noise
1.3.1 General
Description
1.3.2 Impact of
noise
1.4 Intermodulation in the
receiver
1.4.1 General
Description
1.4.2 Impact of
intermodulation
1.5 Signal Multipath
1.5.1 General
Description
1.5.2 Impact of
multipath
2 Picture degradation of source
coded video/audio data
2.1 Introduction
2.2 Degradation of DTT
2.3 Time interleaving
2.4 Video coding
2.5 Video multiplexing
2.6 Visibility of
Bit-Errors
3 List of Annexes
Annex 1 Duration of picture degradation resulting from a very short burst of
interference
1 Introduction
2 Study 1
2.1 Setup
2.2 Results
2.2.1 Set-top-box
picture error type
2.2.2 Results
for test Case #1
2.2.3 Results
for test Case #2
2.2.4 General
description of the picture error effect
2.3 Conclusion
3 Study 2
3.1 Experimental method
3.2 DTT test signal
3.3 LTE test signal
3.4 Results
3.5 Analysis
3.6 Discussion
3.7 Conclusions
Annex 2 Assessment of the impact of OOBE as well as short pulse interferences
from IMT user equipment to DTTB reception
1 Introduction
2 Summary of the used measurement
methodology
2.1 Test set-up used
2.2 Frequency offsets
between IMT UE interfering signal and DTTB wanted signal
2.3 Generation of the IMT
uplink signals
3 Measurement results and
conclusions
3.1 Analysis of the
measurement results
3.2 Conclusions
Annex 3 Field measurement and analysis of various multipath interference
scenarios
1 Introduction
2 Impulse response analysis
2.1 Channel estimations
using 511 Pseudo-Random Sequence
2.2 Channel estimations of
Doppler frequency
2.2.1 Methodology
for Doppler Frequency Estimate
3 Analysis of RF captured ATSC
signals
3.1 Site 1 analysis
3.2 Site 2 analysis
3.3 Site 3 analysis
3.4 Site 4 analysis
3.5 Site 5 analysis
3.6 Site 6 analysis
3.7 Site 7 analysis
3.8 Site 8 (Loop) analysis
3.9 Site 8 (Bowtie)
analysis
Annex 4 Measurement and analysis of
intermodulation in the DTT receiver
1 Introduction
2 Third-order intermodulation
from multiple interferers
3 Third-order intermodulation
interference measurement and analysis
4 References
Annex 5 LTE base station activity and its impact on
DTT reception
1 General consideration
2 Real-life measurement of the LTE BS activity
2.1 Presentation of the measurements results
2.2 Measurements in France
2.2.1 Measurements carried out in suburban area MP1
2.2.2 Measurements carried out in dense urban area MP2
2.2.3 Measurements carried out in urban area MP3
2.3 Measurements in the UK (rural/suburban area)
2.4 Measurements in Denmark (urban/industrial area)
3 Conclusion