| | | | | | | | | | | | | | | | | | | | | |
<?xml version="1.0" encoding="windows-1252"?> |
<!-- XBRL Document Created with Wdesk from Workiva --> |
<!-- Copyright 2022 Workiva --> |
<!-- r:0a65fb8c-ef7f-4fce-a8f6-e1bf71e7b247,g:1b67248c-d8e7-4ef7-b488-dd7d774aace8 --> |
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:ilmn="http://www.illumina.com/20220403" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2020-01-21" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.illumina.com/20220403"> |
| <xs:import namespace="http://fasb.org/srt/2021-01-31" schemaLocation="https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd"/> |
| <xs:import namespace="http://fasb.org/us-gaap/2021-01-31" schemaLocation="https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd"/> |
| <xs:import namespace="http://www.w3.org/1999/xlink" schemaLocation="http://www.xbrl.org/2003/xlink-2003-12-31.xsd"/> |
| <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/> |
| <xs:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/> |
| <xs:import namespace="http://www.xbrl.org/dtr/type/2020-01-21" schemaLocation="https://www.xbrl.org/dtr/type/2020-01-21/types.xsd"/> |
| <xs:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/> |
| <xs:import namespace="http://xbrl.sec.gov/country/2021" schemaLocation="https://xbrl.sec.gov/country/2021/country-2021.xsd"/> |
| <xs:import namespace="http://xbrl.sec.gov/dei/2021q4" schemaLocation="https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd"/> |
| <xs:annotation> |
| | <xs:appinfo> |
| | | <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="ilmn-20220403_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/> |
| | | <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="ilmn-20220403_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/> |
| | | <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="ilmn-20220403_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple"/> |
| | | <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="ilmn-20220403_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/> |
| | | <link:roleType id="CoverPage" roleURI="http://www.illumina.com/role/CoverPage"> |
| <link:definition> 0001001 - Document - Cover Page </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="CondensedConsolidatedBalanceSheets" roleURI="http://www.illumina.com/role/CondensedConsolidatedBalanceSheets"> |
| <link:definition> 1001002 - Statement - Condensed Consolidated Balance Sheets </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="CondensedConsolidatedStatementsofIncome" roleURI="http://www.illumina.com/role/CondensedConsolidatedStatementsofIncome"> |
| <link:definition> 1002003 - Statement - Condensed Consolidated Statements of Income </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="CondensedConsolidatedStatementsofComprehensiveIncome" roleURI="http://www.illumina.com/role/CondensedConsolidatedStatementsofComprehensiveIncome"> |
| <link:definition> 1003004 - Statement - Condensed Consolidated Statements of Comprehensive Income </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="CondensedConsolidatedStatementsofStockholdersEquity" roleURI="http://www.illumina.com/role/CondensedConsolidatedStatementsofStockholdersEquity"> |
| <link:definition> 1004005 - Statement - Condensed Consolidated Statements of Stockholders’ Equity </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="CondensedConsolidatedStatementsofCashFlows" roleURI="http://www.illumina.com/role/CondensedConsolidatedStatementsofCashFlows"> |
| <link:definition> 1005006 - Statement - Condensed Consolidated Statements of Cash Flows </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="OrganizationandSignificantAccountingPolicies" roleURI="http://www.illumina.com/role/OrganizationandSignificantAccountingPolicies"> |
| <link:definition> 2101101 - Disclosure - Organization and Significant Accounting Policies </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="OrganizationandSignificantAccountingPoliciesPolicies" roleURI="http://www.illumina.com/role/OrganizationandSignificantAccountingPoliciesPolicies"> |
| <link:definition> 2202201 - Disclosure - Organization and Significant Accounting Policies (Policies) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="OrganizationandSignificantAccountingPoliciesTables" roleURI="http://www.illumina.com/role/OrganizationandSignificantAccountingPoliciesTables"> |
| <link:definition> 2303301 - Disclosure - Organization and Significant Accounting Policies (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="OrganizationandSignificantAccountingPoliciesNarrativeAccountingPronouncementsAdoptedin2022Details" roleURI="http://www.illumina.com/role/OrganizationandSignificantAccountingPoliciesNarrativeAccountingPronouncementsAdoptedin2022Details"> |
| <link:definition> 2404401 - Disclosure - Organization and Significant Accounting Policies - Narrative - Accounting Pronouncements Adopted in 2022 (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="OrganizationandSignificantAccountingPoliciesSummaryofCalculationofWeightedAverageSharesusedtoCalculateBasicandDilutedEarningsPerShareDetails" roleURI="http://www.illumina.com/role/OrganizationandSignificantAccountingPoliciesSummaryofCalculationofWeightedAverageSharesusedtoCalculateBasicandDilutedEarningsPerShareDetails"> |
| <link:definition> 2405402 - Disclosure - Organization and Significant Accounting Policies - Summary of Calculation of Weighted Average Shares used to Calculate Basic and Diluted Earnings Per Share (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="Revenue" roleURI="http://www.illumina.com/role/Revenue"> |
| <link:definition> 2106102 - Disclosure - Revenue </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="RevenueTables" roleURI="http://www.illumina.com/role/RevenueTables"> |
| <link:definition> 2307302 - Disclosure - Revenue (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="RevenueDisaggregationofRevenueDetails" roleURI="http://www.illumina.com/role/RevenueDisaggregationofRevenueDetails"> |
| <link:definition> 2408403 - Disclosure - Revenue - Disaggregation of Revenue (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="RevenueRemainingPerformanceObligationDetails" roleURI="http://www.illumina.com/role/RevenueRemainingPerformanceObligationDetails"> |
| <link:definition> 2409404 - Disclosure - Revenue - Remaining Performance Obligation (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="RevenueRemainingPerformanceObligationDetails_1" roleURI="http://www.illumina.com/role/RevenueRemainingPerformanceObligationDetails_1"> |
| <link:definition> 2409404 - Disclosure - Revenue - Remaining Performance Obligation (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="RevenueNarrativeDetails" roleURI="http://www.illumina.com/role/RevenueNarrativeDetails"> |
| <link:definition> 2410405 - Disclosure - Revenue - Narrative (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="InvestmentsandFairValueMeasurements" roleURI="http://www.illumina.com/role/InvestmentsandFairValueMeasurements"> |
| <link:definition> 2111103 - Disclosure - Investments and Fair Value Measurements </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="InvestmentsandFairValueMeasurementsTables" roleURI="http://www.illumina.com/role/InvestmentsandFairValueMeasurementsTables"> |
| <link:definition> 2312303 - Disclosure - Investments and Fair Value Measurements (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="InvestmentsandFairValueMeasurementsNarrativeDetails" roleURI="http://www.illumina.com/role/InvestmentsandFairValueMeasurementsNarrativeDetails"> |
| <link:definition> 2413406 - Disclosure - Investments and Fair Value Measurements - Narrative (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="InvestmentsandFairValueMeasurementsMarketableEquitySecuritiesDetails" roleURI="http://www.illumina.com/role/InvestmentsandFairValueMeasurementsMarketableEquitySecuritiesDetails"> |
| <link:definition> 2414407 - Disclosure - Investments and Fair Value Measurements - Marketable Equity Securities (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="InvestmentsandFairValueMeasurementsFairValueHierarchyofAssetsandLiabilitiesDetails" roleURI="http://www.illumina.com/role/InvestmentsandFairValueMeasurementsFairValueHierarchyofAssetsandLiabilitiesDetails"> |
| <link:definition> 2415408 - Disclosure - Investments and Fair Value Measurements - Fair Value Hierarchy of Assets and Liabilities (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="InvestmentsandFairValueMeasurementsChangesinEstimatedFairValueofAcquisitionRelatedContingentConsiderationLiabilitiesDetails" roleURI="http://www.illumina.com/role/InvestmentsandFairValueMeasurementsChangesinEstimatedFairValueofAcquisitionRelatedContingentConsiderationLiabilitiesDetails"> |
| <link:definition> 2416409 - Disclosure - Investments and Fair Value Measurements - Changes in Estimated Fair Value of Acquisition Related Contingent Consideration Liabilities (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="Debt" roleURI="http://www.illumina.com/role/Debt"> |
| <link:definition> 2117104 - Disclosure - Debt </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="DebtTables" roleURI="http://www.illumina.com/role/DebtTables"> |
| <link:definition> 2318304 - Disclosure - Debt (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="DebtSummaryofTermDebtObligationsDetails" roleURI="http://www.illumina.com/role/DebtSummaryofTermDebtObligationsDetails"> |
| <link:definition> 2419410 - Disclosure - Debt - Summary of Term Debt Obligations (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="DebtNarrativeDetails" roleURI="http://www.illumina.com/role/DebtNarrativeDetails"> |
| <link:definition> 2420411 - Disclosure - Debt - Narrative (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="DebtSummaryofConvertibleDebtObligationsDetails" roleURI="http://www.illumina.com/role/DebtSummaryofConvertibleDebtObligationsDetails"> |
| <link:definition> 2421412 - Disclosure - Debt - Summary of Convertible Debt Obligations (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="StockholdersEquity" roleURI="http://www.illumina.com/role/StockholdersEquity"> |
| <link:definition> 2122105 - Disclosure - Stockholders’ Equity </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="StockholdersEquityTables" roleURI="http://www.illumina.com/role/StockholdersEquityTables"> |
| <link:definition> 2323305 - Disclosure - Stockholders’ Equity (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="StockholdersEquityNarrativeDetails" roleURI="http://www.illumina.com/role/StockholdersEquityNarrativeDetails"> |
| <link:definition> 2424413 - Disclosure - Stockholders’ Equity - Narrative (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="StockholdersEquitySummaryofRestrictedStockActivityandRelatedInformationDetails" roleURI="http://www.illumina.com/role/StockholdersEquitySummaryofRestrictedStockActivityandRelatedInformationDetails"> |
| <link:definition> 2425414 - Disclosure - Stockholders’ Equity - Summary of Restricted Stock Activity and Related Information (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="StockholdersEquitySummaryofStockOptionActivityUnderallStockOptionPlansDetails" roleURI="http://www.illumina.com/role/StockholdersEquitySummaryofStockOptionActivityUnderallStockOptionPlansDetails"> |
| <link:definition> 2426415 - Disclosure - Stockholders’ Equity - Summary of Stock Option Activity Under all Stock Option Plans (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="StockholdersEquityNarrativeLiabilityClassifiedAwardDetails" roleURI="http://www.illumina.com/role/StockholdersEquityNarrativeLiabilityClassifiedAwardDetails"> |
| <link:definition> 2427416 - Disclosure - Stockholders’ Equity - Narrative - Liability - Classified Award (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="StockholdersEquityLiabilityClassifiedAwardsDetails" roleURI="http://www.illumina.com/role/StockholdersEquityLiabilityClassifiedAwardsDetails"> |
| <link:definition> 2428417 - Disclosure - Stockholders’ Equity - Liability - Classified Awards (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="StockholdersEquityNarrativeEmployeeStockPurchasePlanDetails" roleURI="http://www.illumina.com/role/StockholdersEquityNarrativeEmployeeStockPurchasePlanDetails"> |
| <link:definition> 2429418 - Disclosure - Stockholders’ Equity - Narrative - Employee Stock Purchase Plan (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="StockholdersEquityNarrativeShareRepurchasesDetails" roleURI="http://www.illumina.com/role/StockholdersEquityNarrativeShareRepurchasesDetails"> |
| <link:definition> 2430419 - Disclosure - Stockholders’ Equity - Narrative - Share Repurchases (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="StockholdersEquitySummaryofSharebasedCompensationExpenseforallStockAwardsDetails" roleURI="http://www.illumina.com/role/StockholdersEquitySummaryofSharebasedCompensationExpenseforallStockAwardsDetails"> |
| <link:definition> 2431420 - Disclosure - Stockholders’ Equity - Summary of Share-based Compensation Expense for all Stock Awards (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="StockholdersEquitySummaryofAssumptionsUsedtoEstimatetheWeightedAverageFairValuePerShareDetails" roleURI="http://www.illumina.com/role/StockholdersEquitySummaryofAssumptionsUsedtoEstimatetheWeightedAverageFairValuePerShareDetails"> |
| <link:definition> 2432421 - Disclosure - Stockholders’ Equity- Summary of Assumptions Used to Estimate the Weighted Average Fair Value Per Share (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="SupplementalBalanceSheetDetails" roleURI="http://www.illumina.com/role/SupplementalBalanceSheetDetails"> |
| <link:definition> 2133106 - Disclosure - Supplemental Balance Sheet Details </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="SupplementalBalanceSheetDetailsTables" roleURI="http://www.illumina.com/role/SupplementalBalanceSheetDetailsTables"> |
| <link:definition> 2334306 - Disclosure - Supplemental Balance Sheet Details (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="SupplementalBalanceSheetDetailsScheduleofAccountsReceivableDetails" roleURI="http://www.illumina.com/role/SupplementalBalanceSheetDetailsScheduleofAccountsReceivableDetails"> |
| <link:definition> 2435422 - Disclosure - Supplemental Balance Sheet Details - Schedule of Accounts Receivable (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="SupplementalBalanceSheetDetailsSummaryofInventoryDetails" roleURI="http://www.illumina.com/role/SupplementalBalanceSheetDetailsSummaryofInventoryDetails"> |
| <link:definition> 2436423 - Disclosure - Supplemental Balance Sheet Details - Summary of Inventory (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="SupplementalBalanceSheetDetailsSummaryofAccruedLiabilitiesDetails" roleURI="http://www.illumina.com/role/SupplementalBalanceSheetDetailsSummaryofAccruedLiabilitiesDetails"> |
| <link:definition> 2437424 - Disclosure - Supplemental Balance Sheet Details - Summary of Accrued Liabilities (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="SupplementalBalanceSheetDetailsSummaryofChangesinReserveforProductWarrantiesDetails" roleURI="http://www.illumina.com/role/SupplementalBalanceSheetDetailsSummaryofChangesinReserveforProductWarrantiesDetails"> |
| <link:definition> 2438425 - Disclosure - Supplemental Balance Sheet Details - Summary of Changes in Reserve for Product Warranties (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="SupplementalBalanceSheetDetailsNarrativeWarrantiesDetails" roleURI="http://www.illumina.com/role/SupplementalBalanceSheetDetailsNarrativeWarrantiesDetails"> |
| <link:definition> 2439426 - Disclosure - Supplemental Balance Sheet Details - Narrative - Warranties (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="SupplementalBalanceSheetDetailsNarrativeDerivativesDetails" roleURI="http://www.illumina.com/role/SupplementalBalanceSheetDetailsNarrativeDerivativesDetails"> |
| <link:definition> 2440427 - Disclosure - Supplemental Balance Sheet Details - Narrative - Derivatives (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="LegalProceedings" roleURI="http://www.illumina.com/role/LegalProceedings"> |
| <link:definition> 2141107 - Disclosure - Legal Proceedings </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="LegalProceedingsDetails" roleURI="http://www.illumina.com/role/LegalProceedingsDetails"> |
| <link:definition> 2442428 - Disclosure - Legal Proceedings (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="IncomeTaxes" roleURI="http://www.illumina.com/role/IncomeTaxes"> |
| <link:definition> 2143108 - Disclosure - Income Taxes </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="IncomeTaxesDetails" roleURI="http://www.illumina.com/role/IncomeTaxesDetails"> |
| <link:definition> 2444429 - Disclosure - Income Taxes (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="SegmentInformation" roleURI="http://www.illumina.com/role/SegmentInformation"> |
| <link:definition> 2145109 - Disclosure - Segment Information </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="SegmentInformationTables" roleURI="http://www.illumina.com/role/SegmentInformationTables"> |
| <link:definition> 2346307 - Disclosure - Segment Information (Tables) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | <link:roleType id="SegmentInformationSummaryofOperatingPerformanceandAssetsbySegmentDetails" roleURI="http://www.illumina.com/role/SegmentInformationSummaryofOperatingPerformanceandAssetsbySegmentDetails"> |
| <link:definition> 2447430 - Disclosure - Segment Information - Summary of Operating Performance and Assets by Segment (Details) </link:definition> |
| <link:usedOn> link:presentationLink </link:usedOn> |
| <link:usedOn> link:calculationLink </link:usedOn> |
| <link:usedOn> link:definitionLink </link:usedOn> |
| </link:roleType> |
| | | </xs:appinfo> |
| | </xs:annotation> |
| <xs:element id="ilmn_SequencingMember" abstract="true" name="SequencingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_DebtInstrumentRenewalTerm" abstract="false" name="DebtInstrumentRenewalTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/> |
| <xs:element id="ilmn_GRAILInc.Member" abstract="true" name="GRAILInc.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_BusinessAcquisitionEquityOrDebtFinancingThreshold" abstract="false" name="BusinessAcquisitionEquityOrDebtFinancingThreshold" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_BusinessAcquisitionContingentValueRightsRevenueThreshold" abstract="false" name="BusinessAcquisitionContingentValueRightsRevenueThreshold" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_ShareBasedCompensationArrangementByShareBasedPaymentAwardLiabilityClassifiedAwardsForfeitedValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardLiabilityClassifiedAwardsForfeitedValue" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_CoreIlluminaMember" abstract="true" name="CoreIlluminaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_ContingentPaymentRightsAxis" abstract="true" name="ContingentPaymentRightsAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/> |
| <xs:element id="ilmn_EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxesIncomeAndUSForeignTaxCreditsAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxesIncomeAndUSForeignTaxCreditsAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_PaymentRightsOfAboveOneBillionEachTwelveYearsMember" abstract="true" name="PaymentRightsOfAboveOneBillionEachTwelveYearsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_BusinessAcquisitionContingentValueRightsTerm" abstract="false" name="BusinessAcquisitionContingentValueRightsTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/> |
| <xs:element id="ilmn_LiabilityBasedAwardsMember" abstract="true" name="LiabilityBasedAwardsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_ShareBasedCompensationArrangementByShareBasedPaymentAwardLiabilityClassifiedAwardsGrantedValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardLiabilityClassifiedAwardsGrantedValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_TermNotesDue2031Member" abstract="true" name="TermNotesDue2031Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_IncreaseDecreaseOfOperatingLeasesNet" abstract="false" name="IncreaseDecreaseOfOperatingLeasesNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_ConvertibleSeniorNotesDue2021Member" abstract="true" name="ConvertibleSeniorNotesDue2021Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_ConvertibleSeniorNotesDue2023Member" abstract="true" name="ConvertibleSeniorNotesDue2023Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_CoveredRevenuesOfGRAILContingentConsiderationLiability" abstract="false" name="CoveredRevenuesOfGRAILContingentConsiderationLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_RevenueRecognitionMultipleDeliverableArrangementsDeliveryTimeFrame" abstract="false" name="RevenueRecognitionMultipleDeliverableArrangementsDeliveryTimeFrame" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/> |
| <xs:element id="ilmn_BusinessAcquisitionContingentValueRightsProRataOnePercentage" abstract="false" name="BusinessAcquisitionContingentValueRightsProRataOnePercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/> |
| <xs:element id="ilmn_DebtInstrumentConvertibleThresholdNoteTradingDays" abstract="false" name="DebtInstrumentConvertibleThresholdNoteTradingDays" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/> |
| <xs:element id="ilmn_DebtInstrumentConvertibleThresholdConsecutiveNoteTradingDays" abstract="false" name="DebtInstrumentConvertibleThresholdConsecutiveNoteTradingDays" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/> |
| <xs:element id="ilmn_PaymentsForStrategicInvestments" abstract="false" name="PaymentsForStrategicInvestments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_CostOfServicesMember" abstract="true" name="CostOfServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_StandardProductWarrantyDescriptionTerm" abstract="false" name="StandardProductWarrantyDescriptionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/> |
| <xs:element id="ilmn_TermNotesDue2023Member" abstract="true" name="TermNotesDue2023Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_SwinglineBorrowingsMember" abstract="true" name="SwinglineBorrowingsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_PacificBiosciencesofCaliforniaIncPacBioMember" abstract="true" name="PacificBiosciencesofCaliforniaIncPacBioMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_InstrumentsMember" abstract="true" name="InstrumentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_ContingentValueRightFairValueDisclosure" abstract="false" name="ContingentValueRightFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_PerformanceSharesGrantedIn2019Member" abstract="true" name="PerformanceSharesGrantedIn2019Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_StockIssuedDuringPeriodNetOfRepurchasesValue" abstract="false" name="StockIssuedDuringPeriodNetOfRepurchasesValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_HelixHoldingsILLCMember" abstract="true" name="HelixHoldingsILLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_ShareBasedCompensationArrangementByShareBasedPaymentAwardLiabilityClassifiedAwardAggregateIntrinsicValueNonvested" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardLiabilityClassifiedAwardAggregateIntrinsicValueNonvested" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_MicroarrayMember" abstract="true" name="MicroarrayMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_BusinessAcquisitionContingentValueRightsProRataTwoPercentage" abstract="false" name="BusinessAcquisitionContingentValueRightsProRataTwoPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/> |
| <xs:element id="ilmn_StockIssuedDuringPeriodNetOfRepurchasesShares" abstract="false" name="StockIssuedDuringPeriodNetOfRepurchasesShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/> |
| <xs:element id="ilmn_ShareBasedCompensationArrangementByShareBasedPaymentAwardLiabilityClassifiedAwardsOutstandingRollForward" abstract="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardLiabilityClassifiedAwardsOutstandingRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="ilmn_DebtInstrumentConvertibleThresholdPercentageOfNotePriceTrigger" abstract="false" name="DebtInstrumentConvertibleThresholdPercentageOfNotePriceTrigger" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/> |
| <xs:element id="ilmn_ShareBasedCompensationArrangementByShareBasedPaymentAwardLiabilityClassifiedAwardsOutstandingValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardLiabilityClassifiedAwardsOutstandingValue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_DebtInstrumentCovenantMinimumDebtToEBITDARatio" abstract="false" name="DebtInstrumentCovenantMinimumDebtToEBITDARatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/> |
| <xs:element id="ilmn_ConsumablesMember" abstract="true" name="ConsumablesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_NumberOfInvestmentFunds" abstract="false" name="NumberOfInvestmentFunds" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/> |
| <xs:element id="ilmn_A2000EmployeeStockPurchasePlanMember" abstract="true" name="A2000EmployeeStockPurchasePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_ProceedsFromStrategicInvestments" abstract="false" name="ProceedsFromStrategicInvestments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_PaymentRightsOfOneBillionEachTwelveYearsMember" abstract="true" name="PaymentRightsOfOneBillionEachTwelveYearsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_BusinessCombinationContingentConsiderationLiabilityMember" abstract="true" name="BusinessCombinationContingentConsiderationLiabilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_VentureCapitalInvestmentFundTheFundMember" abstract="true" name="VentureCapitalInvestmentFundTheFundMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_PerformanceSharesGrantedIn2020Member" abstract="true" name="PerformanceSharesGrantedIn2020Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_DebtInstrumentFaceAmountOptionalIncreaseInAdditionalBorrowings" abstract="false" name="DebtInstrumentFaceAmountOptionalIncreaseInAdditionalBorrowings" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_A2015StockAndIncentiveCompensationPlanAnd2005SolexaEquityPlanMember" abstract="true" name="A2015StockAndIncentiveCompensationPlanAnd2005SolexaEquityPlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_ContingentPaymentRightsDomain" abstract="true" name="ContingentPaymentRightsDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_TheCreditAgreementMember" abstract="true" name="TheCreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_DebtInstrumentCovenantMinimumDebtToEBITDARatioUponConsummationOfAcquisition" abstract="false" name="DebtInstrumentCovenantMinimumDebtToEBITDARatioUponConsummationOfAcquisition" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/> |
| <xs:element id="ilmn_SBNorthstarLPMember" abstract="true" name="SBNorthstarLPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_RemainingCapitalCommitment" abstract="false" name="RemainingCapitalCommitment" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_DebtInstrumentNumberOfRenewals" abstract="false" name="DebtInstrumentNumberOfRenewals" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/> |
| <xs:element id="ilmn_AdjustmentsToAdditionalPaidInCapitalExchangeOfContingentConsideration" abstract="false" name="AdjustmentsToAdditionalPaidInCapitalExchangeOfContingentConsideration" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_GRAILIncMember" abstract="true" name="GRAILIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_ContingentValueRightUnrealizedGainLoss" abstract="false" name="ContingentValueRightUnrealizedGainLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_ShareBasedPaymentArrangementPerformanceStockOptionMember" abstract="true" name="ShareBasedPaymentArrangementPerformanceStockOptionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_VentureCapitalInvestmentFundTheFundOneMember" abstract="true" name="VentureCapitalInvestmentFundTheFundOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_AccruedLiabilityClassifiedAwardsCurrent" abstract="false" name="AccruedLiabilityClassifiedAwardsCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="ilmn_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfEmployeesAffectedByModification" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfEmployeesAffectedByModification" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/> |
| <xs:element id="ilmn_VentureCapitalInvestmentFundTheFundTwoMember" abstract="true" name="VentureCapitalInvestmentFundTheFundTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_TermNotesMember" abstract="true" name="TermNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="ilmn_LossContingencyRoyaltyOnInvolvedProductsPercentage" abstract="false" name="LossContingencyRoyaltyOnInvolvedProductsPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/> |
| <xs:element id="ilmn_ShareBasedPaymentArrangementLiabilityClassifiedAwardsActivityTableTextBlock" abstract="false" name="ShareBasedPaymentArrangementLiabilityClassifiedAwardsActivityTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="ilmn_CostOfGoodsSoldMember" abstract="true" name="CostOfGoodsSoldMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| </xs:schema> |