US2016257117A1PendingUtilityA1
Encapsulating a Bonded Wire with Low Profile Encapsulation
Assignee: HEWLETT PACKARD DEVELOPMENT CO LPPriority: Oct 28, 2013Filed: Oct 28, 2013Published: Sep 8, 2016
Est. expiryOct 28, 2033(~7.3 yrs left)· nominal 20-yr term from priority
H10P 72/0441H10W 90/755H10W 72/5525H10W 72/5524H10W 72/5522H10W 72/01515H10W 72/552H10W 72/536H10W 72/521H10W 72/075H10W 74/01B41J 2/1623B41J 2/14072B41J 2/1433B41J 2/1601H01L 21/56H01L 2924/10253H01L 2924/01004H01L 2224/45155H01L 2224/45124H01L 2224/45139H01L 2224/4845H01L 2224/45005H01L 24/85H01L 2224/45144H01L 2224/45147H01L 2224/48157H01L 2224/4382H01L 2924/01047H01L 21/67126H01L 2224/8592B41J 2/14024
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Claims
Abstract
Encapsulating a bonded wire with low profile encapsulation includes applying encapsulation over a bonded wire that is connected to a die on a first end and to a circuit component on a second end and truncating a shape of the encapsulation to form a truncated shape.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . An apparatus for encapsulating a bonded wire with low profile encapsulation, comprising:
a bonded wire connected to a die on a first end and to a circuit component on a second end; and an encapsulation material disposed over said bonded wire; wherein said encapsulation comprises a truncated shape.
2 . The apparatus of claim 1 , wherein said truncated shape is formed by compressing said encapsulation when said encapsulation comprised a deposited shape determined by a surface tension of said encapsulated.
3 . The apparatus of claim 1 , wherein said truncated shape is formed by wicking said encapsulation along an underside of a guide.
4 . The apparatus of claim 1 , wherein said truncated shape is formed by removing a portion of said encapsulation when said encapsulation comprised a deposited shape determined by a surface tension of said encapsulated.
5 . The apparatus of claim 1 , wherein said die comprises an inkjet nozzle.
6 . The apparatus of claim 1 , wherein said encapsulation is less than a hundred microns in height.
7 . The apparatus of claim 1 , wherein said bonded wire is incorporated into a print head.
8 . The apparatus of claim 1 , wherein said truncated shape comprises a top-hat profile.
9 . A method for encapsulating a bonded wire with low profile encapsulation, comprising:
applying encapsulation over a bonded wire that is connected to a die on a first end and to a circuit component on a second end; and truncating a shape of said encapsulation to form a truncated shape.
10 . The method of claim 9 , wherein truncating said shape includes compressing said encapsulation with a stamp.
11 . The method of claim 10 , wherein compressing said encapsulation with a stamp includes actively heating said stamp while compressing said encapsulation.
12 . The method of claim 9 , wherein truncating said shape includes grinding away a portion of said encapsulation.
13 . The method of claim 9 , wherein truncating said shape includes allowing said encapsulation to wick under a guide.
14 . The method of claim 9 , wherein truncating said shape includes allowing said encapsulation to wick under a guide while simultaneously depositing said encapsulation and moving said guide along a length of said wire.
15 . A printer for encapsulating a bonded wire with low profile encapsulation, comprising:
a bonded wire with a first end connected to a die that incorporates an inkjet nozzle, a second end of said bonded wire is connected to a circuit component; and an encapsulation material disposed over said bonded wire; wherein said encapsulation comprises a truncated shape that has a profile that is less than a hundred microns in height.Join the waitlist — get patent alerts
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