Patent ID: 9606079
Date: 2017-03-28
CPC Classifications: B01L,G01N,H01L

Claim:
1. An integrated circuit comprising: a substrate carrying plurality of circuit elements; a plurality of sensing electrodes over said substrate, at least one sensing electrode being electrically connected to at least one of said circuit elements; a plurality of wells for receiving a sample, the at least one sensing electrode defining a bottom of at least one of said wells, wherein the at least one sensing electrode comprises a portion extending upwardly into said well and said portion laterally separated from side walls of the well; wherein the portion extending upwardly has a first lateral side and a second lateral side; and wherein the portion extending upwardly is configured to permit the sample to enter between the first lateral side of the portion and a first one of the side walls, and to permit the sample to enter between the second lateral side of the portion and a second one of the side walls.