The document discusses the ADVA OSA 5412 and OSA 5422 access grandmasters, which deliver precise synchronization for various applications including 5G, local area networks, and power utilities. These devices feature advanced GNSS receivers, modular interface options, and support for multiple synchronization protocols, ensuring high accuracy and low latency. Their design enhances operational efficiency and robustness across diverse technological environments.

1. A new benchmark for timing success –
OSA 5412 and 5422 access grandmasters
December 2020
Perfect synchronization for any edge application

2. © 2020 ADVA. All rights reserved.22
Optional integrated OLED user interface
for easy operations
8x 10G interfaces for efficient integration in
cable, mobile or fixed access networks
From physical interfaces (IRIG, BITS, Ethernet)
to packet-based synchronization (NTP, PTP)
Multi-band, multi-constellation receivers for
better accuracy and high resiliency
What makes a grandmaster a better grandmaster?
Improved GNSS receivers Interface modularity
Higher bandwidth interfaces Simpler operations

3. © 2020 ADVA. All rights reserved.33
3G/4G/5G
DOCSIS
3.1/4.0
XPON Enterprise SONET/SDHCES
Power
utilities
First telecom
PTP GM with
10G I/F and
MB-GNSS
• 3G/4G-LTE/LTE-A/5G-NR and small cells
• Radio access networks
• Legacy SONET/SDH synchronization
• Timing of passive optical networks (PONs)
• Power utilities and smart grid
• Financial institutions, data centers
• Legacy and next-generation broadcasting
• Distributed CCAP (DOCSIS 3.1/4.0)
synchronization
Synchronization of …
Two variants for balancing cost and functionality
Wide range of applications
OSA 5422
and OSA 5412
Broadcasting

4. © 2020 ADVA. All rights reserved.44
• Communication in L1 and L2 band
• Dual measurements make it possible to compensate for ionospheric disturbances
• Multi-band GNSS receivers achieve time accuracy of better than 10ns
• Meets stringent PRTC-B requirements and can be applied with a combiner in an ePRTC
• Advanced jamming and spoofing detection
Multi-band GNSS receiver
PRTC-B accuracy is achieved with superior GNSS receivers
Improving accuracy of GNSS receivers
Lower
L-band
Upper
L-band
Delay
difference
Ionospheric
disturbance
0
10
20
30
40
50
ns
Ionospheric daily delay variation
0:00 3:00 6:00 9:00 12:00 15:00 18:00 21:00 0:00

5. © 2020 ADVA. All rights reserved.55
Precise synchronization of 5G RAN
• Phase delivery (5G/LTE-TDD/LTE-A base stations)
• Ethernet multicast – SyncE + G.8275.1 profile
PTP
grandmaster
Single-band or
multi-band GNSS
PTP
grandmaster
BC
SyncE
Ethernet multicast
Slave
clock
PTP,
SyncE
PTP, SyncE
1G/10G
Slave
clock
Slave
clock
BC
SyncE
BC
SyncE
BC
SyncE
BC
SyncE SB or MB
GNSS
PTP, SyncE
1G/10G

6. © 2020 ADVA. All rights reserved.66
Highest accuracy and best availability with satellite and network-based timing
Power grids require accurate substation timing
WAN:
SDH/SONET,
MPLS-TP
E1 for SDH/SONET
RecorderTeleprotection Remote terminal unit (RTU)
IRIG B
IRIG-B Bus
1PPS
Protection
relay
PMU
AlarmQOS
Substation
switch
61850 LAN
PTP Power Profile
ePRTC
OSA 5422
featuring IRIG,
BITS
PTP over
packet
network

7. © 2020 ADVA. All rights reserved.77
OSA 5422 – the synchronization “Swiss Army knife“
PTP GM/BC
Type D / slave
NTP
server
SSU
Multiple I/F
fan-out
Syncprobe
ePRTC/PRTC
A/B

8. © 2020 ADVA. All rights reserved.88
Flexibility by a variety of interface
modules
Gateway between different
protocols and interfaces e.g., PTP
->NTP; PTP->IRIG; PTP->LPN
Copper- and fiber-based Ethernet
ports
Supports NTP and a wide range
of PTP profiles
Several quartz and rubidium
oscillator options
Customizable for any high-performance sync and timing application
Modularity for easy alignment with specific needs
16x BITS
16x CLK/PPS
16x ToD+PPS
IRIG
4x 1G Ethernet
LPN (low phase
noise)
OSA 5422
Two slots for
Ethernet, BITS,
ToD, IRIG
interfaces

9. © 2020 ADVA. All rights reserved.99
• OLED screen display features key operations such as access to ToD (in UTC), IP interface and
NTP server status
• Complemented by LEDs for immediate indication of device status
• Auto-sleep mode
Local operations with in-built craft interface
Combining NMS, craft terminal and in-built interface for most flexible operations
Simplifying on-site operations with OLED display

10. © 2020 ADVA. All rights reserved.1010
• Most powerful edge grandmaster; applicable with
any sync and timing application
• Meets demand for higher accuracy, extended
applications scope and ease of operation
• Multi-technology sync device for satellite- and
network-based frequency, time and phase delivery
• Compact and cost-efficient implementation of
PRTC-B and ePRTC solutions
OSA 5412 and OSA 5422 – the new benchmark for edge grandmasters
Summary

11. Thank you
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