Flexible circuit board
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 14, 2023
Grant Date -
Jul 14, 2022
app pub date -
Oct 19, 2021
filing date -
Jan 11, 2021
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A flexible circuit board includes a flexible substrate, a chip and a patterned circuit layer. A surface of the flexible substrate is separated into a working area and a nonworking area according to a cutting line. The chip is disposed on the working area. The patterned circuit layer is disposed on the surface and includes signal transmission wires and bypass wires, the bypass wires are not electrically connected to the chip. Each of the bypass wires includes a bypass transmission portion located on the working area and an anti-peeling portion located on the nonworking area. A blank area exists between the anti-peeling area and the bypass transmission portion, and the cutting line passes through the blank area. A distance between 100 um and 400 um exists from the anti-peeling portion to the cutting line.
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