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antenna violations

  • Is there a way to specify antenna info for top-level terminals?

    Hi, I'm using Encounter to build a digital block. I have placed the top-level terminals using "editPin" commands and that works fine. After building the block and integrating it with the rest of the chip (and running it through Calibre), I get antenna violations for some of these terminals...
    Posted to Digital Implementation (Forum) by FriendFX on Mon, Jun 17 2013
  • Inserting diode in fixing antenna

    Hi, Is it possible to set encounter to insert diode on every gate which goes to a specific metal layer? The technology I am using requires tie down on every gate before going to upper 3 metal layers (an antenna rule) and It seems it is not reflected in the LEF file. Thanks in advance.
    Posted to Digital Implementation (Forum) by MaK78 on Fri, May 13 2011
  • Antenna Calculation for Standard Cells

    Halo, I am using Cadence Abstract Generator to create abstract cells for a digital standard cell library. The Abstract Generator user guide states that Antenna Calculations are switched off by default for standard cells. Does this mean that antenna calculations are unnecessary for standard cells?...
    Posted to Digital Implementation (Forum) by eklikeroomys on Mon, Mar 14 2011
  • Use of OA libs instead of lef file

    Hey guys, I am a little bit confused about the input of OA libs instead of lef files. I have been defining only OA libs (tech_lib and stdcell_lib) in my config file but then I wondered how actually "verifyGeometry" and "verifyProcessAntenna" work. In documentation, it says that the...
    Posted to Digital Implementation (Forum) by bellekci on Tue, Feb 1 2011
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