TECHNICAL OVERVIEW
o
o
SyncE SyncE
1pps
PTP PTP Master Slave
EEC
SyncE
Master Slave
EEC
Time
Tim
e E
rro
r
“Ideal” Time Ref.
Interval
Tim
e In
terv
al E
rro
r
“Ideal” Freq. Ref.
PTP
1pps
PTP
SyncE
Time Tim
e E
rro
r
“Noisy” output
T-BC
SyncE
Master Slave
EEC
PTP
1pps
PTP
SyncE
Time Tim
e E
rro
r
“Noisy” output
Interval
Tim
e In
terv
al E
rro
r
“Noisy” Freq. Ref.
Time
Tim
e E
rro
r
“Noisy” Time Ref.
T-BC
0.05 0.1 Frequency, Hz
Am
plit
ud
e, d
B
Am
plit
ud
e, d
B
0.05 0.1 Frequency, Hz 1 10
Time Tim
e E
rro
r
Sinusoidal Time Error
Interval
Tim
e In
terv
al E
rro
r
“Ideal” Freq. Ref.
Time Tim
e E
rro
r
Attenuated output PTP
SyncE
PTP
1pps
T-BC output phase mask for SyncE transient input
Time after start of SyncE rearrangement (s)
0 10 20 30 40 50 60
Ab
solu
te P
hase e
rror
(ns)
0
50
100
150
200
250
300
350
ESMC changed back to QL-PRC
ESMC changed from QL-PRC to QL-EEC
Time Tim
e E
rro
r
Attenuated output PTP
SyncE
PTP
1pps
Time Tim
e E
rro
r
“Ideal” Time Ref.
Interval
Tim
e In
terv
al E
rro
r
Sinusoidal Wander
PTP
SyncE
PTP
1pps
Interval
Tim
e In
terv
al E
rro
r
“Ideal” Freq. Ref.
Time
Tim
e E
rro
r
Interrupted Time Ref.
X
Time
Tim
e E
rro
r
Output Drift