Invention Grant
- Patent Title: Guarded printed circuit board islands
- Patent Title (中): 保护印刷电路板岛
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Application No.: US13921550Application Date: 2013-06-19
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Publication No.: US09326369B2Publication Date: 2016-04-26
- Inventor: James A. Niemann , Gregory Sobolewski , Martin J. Rice , Wayne Goeke
- Applicant: Keithley Instruments, Inc.
- Applicant Address: US OH Cleveland
- Assignee: KEITHLEY INSTRUMENTS, INC.
- Current Assignee: KEITHLEY INSTRUMENTS, INC.
- Current Assignee Address: US OH Cleveland
- Agency: Marger Johnson
- Main IPC: H05K1/02
- IPC: H05K1/02 ; H05K3/40 ; H05K3/46 ; H05K3/30 ; H05K1/14

Abstract:
A device with low dielectric absorption includes a printed circuit board (PCB), a component connection area including a first conductor layered on a top surface of the component connection area and a second conductor layered on a bottom surface of the component connection area, an aperture surrounding the component connection area, a low-leakage component connecting the component connection area to the PCB across the aperture, and a guard composed of a third conductor at least substantially surrounding the aperture on a top surface of the PCB and a fourth conductor at least substantially surrounding the aperture on a bottom surface of the PCB.
Public/Granted literature
- US20140376201A1 GUARDED PRINTED CIRCUIT BOARD ISLANDS Public/Granted day:2014-12-25
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