X-mailer: |
Pegasus Mail for Windows (v2.10) |
Old-Return-Path: |
|
Date: |
Mon, 16 Oct 1995 17:35:24 -700 |
Precedence: |
list |
Comments: |
|
Resent-Sender: |
|
X-Status: |
|
Status: |
O |
Priority: |
normal |
From [log in to unmask] Sat Apr 27 15: |
05:16 1996 |
TO: |
|
Return-Path: |
|
X-Loop: |
|
Received: |
by ipchq.com (Smail3.1.28.1 #2)
id m0t4yCa-0000H4C; Mon, 16 Oct 95 17:40 CDT |
Resent-Message-ID: |
<"i335y2.0.IcC.wyjWm"@ipc> |
Subject: |
|
From: |
|
X-Mailing-List: |
|
Resent-From: |
|
Organization: |
I-CON Industries, Inc. |
Message-Id: |
|
Parts/Attachments: |
|
|
On 16 Oct 95 at 15:22, [log in to unmask] <[log in to unmask]> wrote:
> 1.) Circuit Routing Programs:
> I have seen several designs where traces are routed at the minimum
> spacing, between two pads, when they could be routed differently to
> optimize spacing. These are typically designs with multiple traces
> running between pads. It appears the design algorithm will not
> automatically jog a single or multiple lines to maximize the spacing.
> Do effective, reliable, high quality programs exist that could
> maximize these types of designs? Does the design community support
> these programs, assuming they exist? You can guarantee I would notify
> the customer and let them review any changes prior to making
> implementing any changes.
Cooper & Chyan's Specctra Router has a DFM utility called "spread"
that can reposition previously routed traces according to defined clearance values.
|
|
|