[PCB_FORUM] Re: antenna vias


There is a variable in the user preferences you can use to
skip the check. Look at report_antennavia and report_noantennavia

The first has report options on what type of via you may be
interested in, and the second variable skips it entirely.

Regards,
Barbara Seeger  -  Cadence Design Systems  -  978-262-6578

> From: sjchar3@xxxxxxxxxxxx
> 
> 
> 
> Mashak, I have stitched a?brd with gnd vias while some are flagged as 
> antennas 
vias, others are not flagged. 
> 
> origin-xy:??? (2160.00 2445.00) 
> 
> ? part of net name:? GND
> ? Connected shapes:??? 3 ( TOP L02 L03 )
> 
> origin-xy:??? (2425.00 2430.00) 
> 
> ? part of net name:? GND
> ? Connected shapes:??? 4 ( TOP L02 L03 BOTTOM )
> 
> I'm assuming, since the first via makes no connection to bottom side, then 
this via is flagged as an antenna via. 
> 
> where is the feature for removing the unconnected vias?
> 
> Thanks for you help.
> Sam
> 
> -----Original Message-----
> From: Maqbool, Mashak (GE Infra, Energy) <mashak.maqbool@xxxxxx>
> To: icu-pcb-forum@xxxxxxxxxxxxx
> Sent: Thu, 11 Jun 2009 7:28 pm
> Subject: [PCB_FORUM] Re: antenna vias
> 
> 
> 
> 
> As per me Dangling vias orphan vias are called as Antenna Vias in case of HS 
boards. If you have SPB16.2 then there is a feature of Removing all the 
unconnected vias.
> 
> ?
> 
> Mashak
> 
> 
> From: icu-pcb-forum-bounce@xxxxxxxxxxxxx 
[mailto:icu-pcb-forum-bounce@xxxxxxxxxxxxx] On Behalf Of Dave Seymour
> Sent: Friday, June 12, 2009 2:11 AM
> To: icu-pcb-forum@xxxxxxxxxxxxx
> Subject: [PCB_FORUM] Re: antenna vias
> 
> 
> 
> 
> 
> 
> Report methodology:
> 
> ? - Dangling lines have at least one end not connected.
> 
> ? - Dangling vias have one or no connection
> 
> ???? ?- Plus are not a testvia or a thieving via.
> 
> ? - Antenna vias do not have connections on their start and end layers.
> 
> ????? - Plus they are not a thieving vias.
> 
> ????? - Optionally, VOLTAGE nets, testvias and through vias can be suppressed 
with
> 
> ??????? the environment variable report_antennavia.
> 
> ????? - Section may be suppressed by variable report_noantennavia.
> 
> ? - In all cases output is suppressed if an object has the OK_DANGLE
> 
> ??? property or is not part of the current partition.
> 
> ?
> 
> ?
> 
> ?
> 
> 
> Dave Seymour
> 
> Ixia
> 
> 919.267.4840
> 
> 
> 
> 
> 
> From: icu-pcb-forum-bounce@xxxxxxxxxxxxx 
[mailto:icu-pcb-forum-bounce@xxxxxxxxxxxxx] On Behalf Of sjchar3@xxxxxxxxxxxx
> Sent: Thursday, June 11, 2009 4:39 PM
> To: icu-pcb-forum@xxxxxxxxxxxxx
> Subject: [PCB_FORUM] antenna vias
> 
> 
> ?
> 
> group:
> 
> What is a antenna via? The "dangling line report" flags this.
> 
> Thanks
> 
> Sam
> 
> 
> ?
> 
> 
> 
> Make your summer sizzle with fast and easy recipes for the grill. 
> 
> 
> 

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