# US 10,871,525 B2 · Wire detection device and method > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,871,525 B2 - Document ID: US10871525B2 - Status: Granted - Kind: B2 - Application number: 16/106,594 - Filed: 2018-08-21 - Published: 2019-09-19 - Granted: 2020-12-22 - Earliest claimed: 2018-03-15 - Assignees: Boe Technology Group Co., Ltd.; Chengdu Boe Optoelectronics Technology Co., Ltd. - Applicants: Boe Technology Group Co., Ltd.; Chengdu Boe Optoelectronics Technology Co., Ltd. - Inventors: Jun Nie; Jingang Zhang; Fucheng Yang - Web page: https://patentgrep.com/patent/US10871525B2 ## CPC - G01N 27/44756: {Apparatus specially adapted therefor} - G01N 27/44704: {Details; Accessories} - G01R 31/58: Testing of lines, cables or conductors (testing of electric windings G01R31/72) - G02F 1/1309: {Repairing; Testing} - G02F 1/1343: Electrodes {(reflective electrodes G02F1/133553)} - G01R 31/2805: {Bare printed circuit boards} - G01R 31/2812: {Checking for open circuits or shorts, e.g. solder bridges; Testing conductivity, resistivity or impedance (of connections G01R31/66)} - G02F 1/136254: {Checking; Testing} - G02F 1/136263: {Line defects} - G02F 1/167: by electrophoresis - G01N: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES (measuring or testing apparatus or processes other than immunoassay, involving enzymes or microorganisms C12M, C12Q) - G01R: MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES (indicating correct tuning of resonant circuits H03J3/12) - G02F: OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS ## Abstract A wire detection device and a wire detection method are provided. The wire detection device includes: a chamber body including a first side and a second side arranged opposite to each other; an electrode arranged at the second side of the chamber body; particles arranged within the chamber body; and a signal applying circuit configured to apply an electric signal to at least one wire to be tested arranged at the first side. ## Claims ### Claim 1 A wire detection device, comprising: a chamber body comprising a first side and a second side arranged opposite to each other, wherein at least one wire to be tested are arranged at the first side; an electrode arranged at the second side of the chamber body; particles arranged within the chamber body; and a signal applying circuit configured to apply an electric signal to the at least one wire to be tested, wherein at least a portion of the second side of the chamber body is transparent, the electrode is a transparent electrode, the chamber body is filled with an electrophoresis solution, and the particles are electrophoresis particles, and wherein the electrophoresis solution is colored, and a color of the particles is different from a color of the electrophoresis solution; or, the electrophoresis solution is colorless, and the particles are colored electrophoresis particles. ### Claim 2 (depends on 1) The wire detection device according to claim 1, wherein the chamber body comprises a plurality of microcapsules arranged in an array form, and the electrophoresis solution and the electrophoresis particles are arranged in each microcapsule of the plurality of microcapsules. ### Claim 3 (depends on 1) The wire detection device according to claim 1, wherein each of the electrophoresis particles is positively charged, and the electrode is grounded or a negative voltage is applied to the electrode. ### Claim 4 (depends on 1) The wire detection device according to claim 1, wherein each of the electrophoresis particles is negatively charged, and the electrode is grounded or a positive voltage is applied to the electrode. ### Claim 5 (depends on 1) The wire detection device according to claim 1, wherein the chamber body is made of an electric insulation material. ### Claim 6 A wire detection method, comprising: applying, by a signal applying circuit, an electric signal different from an electrode signal applied to an electrode to at least one wire to be tested, to generate an electric field within a chamber body between the at least one wire to be tested and the electrode, and drive particles within the chamber body by the electric field to move toward a first side of the chamber body; and detecting whether the at least one wire to be tested is defective based on an aggregation state of the particles at a first side of the chamber body, wherein the chamber body comprises the first side and a second side arranged opposite to the first side, the at least one wire to be tested are arranged at the second side, and the electrode is arranged at the first side, wherein at least a portion of the second side of the chamber body is transparent, the electrode is a transparent electrode, the chamber body is filled with an electrophoresis solution, and the particles are electrophoresis particles, and wherein the detecting whether the at least one wire to be tested is defective based on the aggregation state of the particles at a first side of the chamber body comprises: providing a predetermined pattern formed by the particles between the at least one wire to be tested in an intact state and the electrode; comparing a pattern formed by the electrophoresis particles with the predetermined pattern; and determining that at least one wire of the at least one wire to be tested is defective when the pattern is different from the predetermined pattern. ### Claim 7 (depends on 6) The wire detection method according to claim 6, wherein the applying the electric signal different from the electrode signal applied to the electrode to the at least one wire to be tested comprises: enabling ends of a plurality of lines to be short-circuited, and applying the electric signal different from the electrode signal applied to the electrode to the plurality of lines, wherein the at least one wire to be tested comprises the plurality of lines. ### Claim 8 (depends on 6) The wire detection method according to claim 6, further comprising, after determining that the at least one wire is defective, changing at least one of the electric signal applied to the at least one wire to be tested or the electrode signal applied to the electrode, to form a changed electric field, thereby to drive the electrophoresis particles by the changed electric field to move toward the first side of the chamber body. ### Claim 9 (depends on 6) The wire detection method according to claim 6, wherein the applying, by the signal applying circuit, the electric signal different from the electrode signal applied to the electrode to the at least one wire to be tested comprises enabling the electrode to be grounded and applying a negative voltage to the at least one wire to be tested, wherein the electrophoresis particles are negatively charged. ### Claim 10 (depends on 6) The wire detection method according to claim 6, wherein the applying, by the signal applying circuit, the electric signal different from the electrode signal applied to the electrode to the at least one wire to be tested comprises enabling the electrode to be grounded and applying a positive voltage to the at least one wire to be tested, the electrophoresis particles are positively charged. ### Claim 11 A wire detection device, comprising: a chamber body comprising a first side and a second side arranged opposite to each other, wherein at least one wire to be tested are arranged at the first side; an electrode arranged at the second side of the chamber body; particles arranged within the chamber body; and a signal applying circuit configured to apply an electric signal to the at least one wire to be tested, wherein at least a portion of the second side of the chamber body is transparent, the electrode is a transparent electrode, the chamber body is filled with an electrophoresis solution, and the particles are electrophoresis particles, and wherein each of the electrophoresis particles is positively charged, and the electrode is grounded or a negative voltage is applied to the electrode; or each of the electrophoresis particles is negatively charged, and the electrode is grounded or a positive voltage is applied to the electrode. ### Claim 12 (depends on 11) The wire detection device according to claim 11, wherein the electrophoresis solution is colored, and a color of the particles is different from a color of the electrophoresis solution. ### Claim 13 (depends on 12) The wire detection device according to claim 12, wherein the chamber body comprises a plurality of microcapsules arranged in an array form, and the electrophoresis solution and the electrophoresis particles are arranged in each microcapsule of the plurality of microcapsules. ### Claim 14 (depends on 11) The wire detection device according to claim 11, wherein the electrophoresis solution is colorless, and the particles are colored electrophoresis particles. ### Claim 15 (depends on 14) The wire detection device according to claim 14, wherein the chamber body comprises a plurality of microcapsules arranged in an array form, and the electrophoresis solution and the electrophoresis particles are arranged in each microcapsule of the plurality of microcapsules. ### Claim 16 (depends on 11) The wire detection device according to claim 11, wherein the chamber body is made of an electric insulation material.