Requirements and Prototype Development

Turn the product concept into a brief that a supplier can quote and a team can verify. The starting point is the operator, installation and host system, followed by the exact layers that need custom work. Use the guides below to compare a standard module with a semi-custom or full-custom route, establish the mechanical and electrical baseline, and decide what each sample build must prove before tooling and production commitments expand.

Define the module and the custom boundary

A useful specification describes the complete assembly rather than only its diagonal and resolution. Record the visible area, viewing task, lighting, mounting envelope, host output, cleaning conditions and expected operating pattern. Separate essential requirements from preferences, and identify where a standard panel or backlight could remain unchanged. This allows the supplier to propose an alternative without silently removing a critical feature. The articles in this section explain custom module options and the information needed for a comparable RFQ. Finish with a revision-controlled brief and an explicit list of exclusions.

Resolve the physical and application integration

Customisation reaches beyond the front appearance. A bezel, curved bracket, mounting feature or cockpit layout can alter the cable route, heat path and assembly sequence. Review the actual installation with mechanical, electrical and user-interface owners together, using a drawing that shows the stack order and the space around the module. Application examples are useful prompts for this review, but their requirements should not be copied into another product without checking the use conditions. Agree the assembly datum, tolerances and service access before treating an attractive concept image as a buildable design.

Give each prototype stage a clear question

Order samples to close specific uncertainties. An evaluation unit can establish fit and host compatibility; a later build may need production-intent glass, adhesive, cable and backlight to support environmental assessment. Record the parts and process used in every build, because results from a hand-built prototype do not automatically describe the intended production assembly. Simulation and application-engineering support can help identify risks, but the release decision still needs measured evidence. Define the acceptance owner, open issues and next-stage exit criteria before the sample is ordered, rather than after it arrives.

Translate design options into a controlled architecture

A custom display contains several interacting layers, each with different manufacturing constraints. Review the panel construction, optical path, electrical connections and protective assembly before deciding which layer should solve a problem. A request for a unique size, for example, may be satisfied by cover artwork or enclosure design rather than by changing the active panel. Use component explanations and application discussions to prepare questions for the supplier. The outcome should be a documented architecture with known dependencies, not a collection of independently selected features that have never been evaluated together.

Prepare a useful evaluation brief.

Capture the requirements and the evidence you will use to compare candidate solutions.

Turn your requirements into a display brief.

Share the application, mechanical envelope, interface and evaluation conditions with the CDTech team.