"system overview" is a correct and usable phrase in written English.
You can use it when referring to a summary of a system or process. For example, "This document provides a system overview of the new software release."
Design of a bioreactor system - overview.
Pavlov, A. et al. SPHERE data reduction and handling system: overview, project status, and development.
The CHIME/FRB Collaboration et al. The CHIME Fast Radio Burst project: system overview.
Task diagrams can provide a good system overview by expressing task functions and communication channels.
The paper presents system overview and description of an architecture of a low-power, low-noise electrochemical measurement instrument.
Its system overview is presented in the paper, and it includes such items as mission objective and mission requirements, satellite system scheme, reliability, cost budget project schedule and management and operation.
This paper presents the control system overview, hardware, software and network for Data acquisition and Control system for steady state neutral beam injector (NBIDACS) to be used for heating of plasma in steady state superconducting tokamak (SST-1).
The paper gives a system overview and describes the main tasks of agent based transport planning and operation, including the description of an improved headway control system as an extension to ETCS level 3.
Sales Order System Overview.
Figure 3 System overview.
