Annex 1
1 Time address representation in 30 and 30/1.001
framesystems
1.1 Time
address of a frame
1.2 Non-drop
frame
1.3 Drop
frame – DFT time
1.4 Colour
frame identification in NTSC 525/59.94 television
system
2 Time address representation in 25-frame
systems
2.1 Time
address of a frame
2.2 Colour
frame identification in PAL 625/50 television
systems
2.3 Logical
relationship
2.4
Arithmetic relationship
3 Time address representation in 24-frame
systems
3.1 Time
address of a frame
3.2
Operation at 24/1.001 (23.98) Hz (24/1.001 Hz)
3.3
Operation at 24.0 Hz
4 Time address representation in 50 and 60 frame
progressive systems
4.1 Time
address of a frame
5.1 Digital
code
5.2 Time
address
5.3 Flag
bits
5.3.1 Drop frame flag (29.97 Hz or 59.94 Hz systems
only)
5.3.2 Colour frame flag (525/59.94 and 625/50 systems
only)
5.3.3 Binary group flags
5.3.4 Modulation method specific
flag
5.4 Use of the
binary groups
5.5
Character set not specified and unspecified clock time (BGF2=0, BGF1=0,
BGF0=0)
5.6
Character set not specified and clock time (BGF2=0, BGF1=1, BGF0=0)
5.7
Eight-bit character set and unspecified clock time (BGF2=0, BGF1=0,
BGF0=1)
5.8
Unassigned binary group usage and unspecified clock time (BGF2=0, BGF1=1,
BGF0=1)
5.9
Date/time zone and unspecified clock time (BGF2=1, BGF1=0, BGF0=0)
5.10 Date/time
zone and clock time (BGF2=1, BGF1=1,
BGF0=0)
5.11 Page/line
multiplex system and unspecified clock time (BGF2=1, BGF1=0, BGF0=1)
5.12 Page/line
multiplex system and clock time (BGF2=1, BGF1=1, BGF0=1)
6 Linear time code structure
6.1 Codeword
format
6.2 Codeword
data content
6.3 Time
address
6.4 Flag
bits
6.5 Binary
groups
6.6
Synchronization word
6.7 Biphase
mark polarity correction
6.8
Modulation method
6.9 Bit
rate
6.10 Timing of the
codeword relative to a television
signal
6.11 29.97/30 fps
television systems reference timing
6.12 25/50-fps
television systems reference
timing
6.13 23.98/24-fps
television system 2 (1920 ´ 1080
only)
6.14 Linear time
code interface electrical and mechanical characteristics
6.14.1 Rise/fall
time
6.14.2 Amplitude
distortion
6.14.3 Timing of the transitions
6.14.4 Interface
connector
6.14.5 Output
impedance
6.14.6 Output amplitude
6.15 Codeword
format
6.16 Codeword data
content
6.16.1 Time address
6.16.2 Flag bits
6.16.3 Binary groups
6.16.4 Field mark flag
6.16.5 Synchronization
bits
6.16.6 CRC
code
6.17 Modulation
method
6.18 Bit timing
and waveform characteristics
6.18.1 Logic
level
6.18.2 Rise/fall
time
6.18.3 Amplitude
distortion
6.19 Timing of the
codeword relative to the line synchronizing
signal
6.19.1
525/59.94 television system
6.19.2 1125/60 television
system
6.19.3 625/50 television system
6.20 Location of
the address code signal in the vertical interval
6.20.1 525/59.94 television system
6.20.2 1125/60 television
system
6.20.3 625/50 television system
7 Relationship between LTC and
VITC
7.1 Time
address data
7.2 Binary
group data
7.2.1 Transferring vertical interval binary group data
to linear binary group data
7.2.2 Transferring linear binary group data to vertical
interval binary group data
7.3 VITC and
LTC code word comparison
8 Digital vertical interval time code
(D-VITC)
8.1 Signal
definition
9 Digital data
10 Insertion lines may be a
repeat
Appendix 1 to Annex 1 - Bibliography
Appendix 2 to Annex 1 - Converting time codes when converting video from 24 fps
television systems
1 Conversion of 23.98 fps video to 59.94 fps
video
2 Conversion of 24 fps video to 25 fps
video
Appendix 3 to Annex 1 - D to A conversion and A to D conversion