CASE STUDY

Developed physical verification and DFM closure

for a leading wireless and CDMA client

Client

Our client is a world leader of wireless and CDMA technologies.

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Expectation

The client wanted team Cientra to enable physical verification and DFM closure of complex mobile cores.

Team

A 4-member physical verification team, with each member handling 1 block was put in place, plus support from senior management as need be.

Duration

The team took one week each to execute the blocks.

ROLES & RESPONSIBILITIES

The Cientra team took complete ownership of blocks, ensuring:

  • Closure at MTO stage
  • Signoff on physical verification / DFM
    (Static and Dynamic IR, Signal/Power EM)

PROJECT SPECIFICATIONS

  • Tools
    Synopsys IC-compiler, Synopsys PTSI, Cadence LEC, Cadence CLP and Redhawk
  • Engagement Model
    TNM, one block per person for a week time for each closure
  • Application
    Targeting the true 64 bit architecture for advanced cell phone chips with different processors for different market segments

DESIGN CHALLENGES

Two stages of tape-out process – Base Layer (BTO) & Metal Layer (MTO)

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