Low latency definition

Low latency means latency that is sufficiently low to allow multiple, simultaneous, real-time
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Low latency means the amount of time it takes for a single frame of video to transfer from the camera to the display. Low latency is typically defined in milliseconds and is preferable when operating remote devices, video conferencing, and streaming live events.
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Examples of Low latency in a sentence

  • The following features should be contained in the first phase: - Wide area video and audio connections (H.320) - Telecom connectivity - Multiplexing functionality - Low latency, high performance - 30 frames per second - H.261.

  • AVISTAR VIDEO NETWORK GATEWAY REQUIREMENTS In summary from our RFP, the Video Network Gateway should provide the following functions: - Wide area video and audio connections (H.320) - Telecom connectivity - Multiplexing functionality - Low latency, high performance - T.120 Gateway functionality - Network Management capabilities - Scalable, modular architecture - High reliability - Rack mountable - Low cost Avistar proposes the Video Network Gateway could be developed in three phases.

  • Full CIF and QCIF, encode and decode - Low latency for voice and video: (goal: Audio Latency < 150 ms Audio/video jitter: < 130 ms Skew (between audio and video): audio advance over video: < 20 ms audio delay over video: < 120 ms Note: while this may not be possible the first release, this remains the goal.

  • Low latency and high resilience within the 21CN is provided by the multipath core trunks and massive internal bandwidth availability.

  • Core switches should provide: • High bandwidth • Low latency • Hot swappable power supplies and fans • Security o SSHv2 o MacSec encryption o Role-Based Access Control Lists (ACL) • Support of IPv6 and IPv4 • 1/10/40/100 Gbps support • IGP (Interior Gateway Protocol) routing • EGP (Exterior Gateway Protocol) routing • VPLS (Virtual Private LAN Service) Support • VRRP (Virtual Router Redundancy Protocol) Support • NetFlow Support.

  • Table 4‑13 Low latency 3rd party Edge resources Scenario 2: 3rd party Edge acting as CPE Scenario Name 3rd party Edge acting as CPE Rationale/ objective The second scenario refers to a more complicated setup, where third party resources are connected to the main (virtualized) infrastructure through a wireless connection, namely as ordinary terminal devices i.e., a CPE supports connectivity to the network operator.

  • Core switches should provide:  High bandwidth  Low latency  Hot swappable power supplies and fans  Security o SSHv2 o MacSec encryption o Role-Based Access Control Lists (ACL)  Support of IPv6 and IPv4  1/10/40/100 Gbps support  IGP (Interior Gateway Protocol) routing  EGP (Exterior Gateway Protocol) routing  VPLS (Virtual Private LAN Service) Support  VRRP (Virtual Router Redundancy Protocol) Support  NetFlow Support.

  • Expedited Forwarding • Highest forwarding priority (EF) • Low latency, low jitter • Strict forwarding priority • Can access 100% of port bandwidth Assured Forwarding(AF4, AF3, and AF2) • Next highest forwarding priority • Class-based weighted fair queuing • AF4, AF3, and AF2 distinguished under congestive egress state • Can access unused bandwidth from other classes Best Effort (BE) • Lowest priority • Class-based weighted fair queuing • Can access unused bandwidth from other classes.

  • Its main characteristics are: ● Web-based user interface ● Loss tolerant vs guaranteed delivery ● Low latency vs high throughput ● Dynamic prioritization ● Data Provenance ● Track dataflow from beginning to end ● Multi-tenant authorization and internal authorization/policy management Gobblin is a data ingestion framework for extracting and transforming large volume of data for a myriad of data sources, like databases, APIs, FTP servers, etc.

  • Scenarios Scenario 1: Low latency 3rd party Edge resources Scenario Name Low latency 3rd party Edge resources Rationale/ objective The need for the slice extension derives from the upcoming overloading of the streaming server that is located at the CSP Edge Server of an instantiated slice.