| | | | | | | | | | | | | | | | | | | | | |
<?xml version="1.0" encoding="windows-1252"?> |
<!-- XBRL Document Created with Wdesk from Workiva --> |
<!-- Copyright 2022 Workiva --> |
<!-- r:13b7d5ed-a125-4f1e-bc16-e4b0b5d5ef44,g:989c7d40-d873-42c9-ae50-dcfcf95e3cb0 --> |
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:cmcsa="http://www.comcast.com/20220331" 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.comcast.com/20220331"> |
| <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/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="cmcsa-20220331_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="cmcsa-20220331_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="cmcsa-20220331_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="cmcsa-20220331_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/> |
| | | <link:roleType id="CoverPage" roleURI="http://www.comcast.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="CondensedConsolidatedStatementofIncomeUnaudited" roleURI="http://www.comcast.com/role/CondensedConsolidatedStatementofIncomeUnaudited"> |
| <link:definition> 1001002 - Statement - Condensed Consolidated Statement of Income (Unaudited) </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="CondensedConsolidatedStatementofComprehensiveIncomeUnaudited" roleURI="http://www.comcast.com/role/CondensedConsolidatedStatementofComprehensiveIncomeUnaudited"> |
| <link:definition> 1002003 - Statement - Condensed Consolidated Statement of Comprehensive Income (Unaudited) </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="CondensedConsolidatedStatementofComprehensiveIncomeUnauditedParenthetical" roleURI="http://www.comcast.com/role/CondensedConsolidatedStatementofComprehensiveIncomeUnauditedParenthetical"> |
| <link:definition> 1003004 - Statement - Condensed Consolidated Statement of Comprehensive Income (Unaudited) (Parenthetical) </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="CondensedConsolidatedStatementofCashFlowsUnaudited" roleURI="http://www.comcast.com/role/CondensedConsolidatedStatementofCashFlowsUnaudited"> |
| <link:definition> 1004005 - Statement - Condensed Consolidated Statement of Cash Flows (Unaudited) </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="CondensedConsolidatedBalanceSheetUnaudited" roleURI="http://www.comcast.com/role/CondensedConsolidatedBalanceSheetUnaudited"> |
| <link:definition> 1005006 - Statement - Condensed Consolidated Balance Sheet (Unaudited) </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="CondensedConsolidatedBalanceSheetUnauditedParenthetical" roleURI="http://www.comcast.com/role/CondensedConsolidatedBalanceSheetUnauditedParenthetical"> |
| <link:definition> 1006007 - Statement - Condensed Consolidated Balance Sheet (Unaudited) (Parenthetical) </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="CondensedConsolidatedStatementofChangesinEquityUnaudited" roleURI="http://www.comcast.com/role/CondensedConsolidatedStatementofChangesinEquityUnaudited"> |
| <link:definition> 1007008 - Statement - Condensed Consolidated Statement of Changes in Equity (Unaudited) </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="CondensedConsolidatedFinancialStatements" roleURI="http://www.comcast.com/role/CondensedConsolidatedFinancialStatements"> |
| <link:definition> 2101101 - Disclosure - Condensed Consolidated Financial Statements </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="CondensedConsolidatedFinancialStatementsPolicies" roleURI="http://www.comcast.com/role/CondensedConsolidatedFinancialStatementsPolicies"> |
| <link:definition> 2202201 - Disclosure - Condensed Consolidated Financial Statements (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="SegmentInformation" roleURI="http://www.comcast.com/role/SegmentInformation"> |
| <link:definition> 2103102 - 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.comcast.com/role/SegmentInformationTables"> |
| <link:definition> 2304301 - 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="SegmentInformationDetails" roleURI="http://www.comcast.com/role/SegmentInformationDetails"> |
| <link:definition> 2405401 - Disclosure - Segment 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="SegmentInformationIntersegmentEliminationsDetails" roleURI="http://www.comcast.com/role/SegmentInformationIntersegmentEliminationsDetails"> |
| <link:definition> 2406402 - Disclosure - Segment Information (Intersegment Eliminations) (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="SegmentInformationReconciliationofAdjustedEBITDAfromSegmenttoConsolidatedStatementsDetails" roleURI="http://www.comcast.com/role/SegmentInformationReconciliationofAdjustedEBITDAfromSegmenttoConsolidatedStatementsDetails"> |
| <link:definition> 2407403 - Disclosure - Segment Information (Reconciliation of Adjusted EBITDA from Segment to Consolidated Statements) (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.comcast.com/role/Revenue"> |
| <link:definition> 2108103 - 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.comcast.com/role/RevenueTables"> |
| <link:definition> 2309302 - 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.comcast.com/role/RevenueDisaggregationofRevenueDetails"> |
| <link:definition> 2410404 - 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="RevenueCondensedConsolidatedBalanceSheetDetails" roleURI="http://www.comcast.com/role/RevenueCondensedConsolidatedBalanceSheetDetails"> |
| <link:definition> 2411405 - Disclosure - Revenue (Condensed Consolidated 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="ProgrammingandProductionCosts" roleURI="http://www.comcast.com/role/ProgrammingandProductionCosts"> |
| <link:definition> 2112104 - Disclosure - Programming and Production Costs </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="ProgrammingandProductionCostsTables" roleURI="http://www.comcast.com/role/ProgrammingandProductionCostsTables"> |
| <link:definition> 2313303 - Disclosure - Programming and Production Costs (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="ProgrammingandProductionCostsRecognizedProgrammingandProductionCostsDetails" roleURI="http://www.comcast.com/role/ProgrammingandProductionCostsRecognizedProgrammingandProductionCostsDetails"> |
| <link:definition> 2414406 - Disclosure - Programming and Production Costs (Recognized Programming and Production Costs) (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="ProgrammingandProductionCostsCapitalizedFilmandTelevisionCostsandProgrammingRightsDetails" roleURI="http://www.comcast.com/role/ProgrammingandProductionCostsCapitalizedFilmandTelevisionCostsandProgrammingRightsDetails"> |
| <link:definition> 2415407 - Disclosure - Programming and Production Costs (Capitalized Film and Television Costs and Programming Rights) (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="LongTermDebt" roleURI="http://www.comcast.com/role/LongTermDebt"> |
| <link:definition> 2116105 - Disclosure - Long-Term 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="LongTermDebtNarrativeDetails" roleURI="http://www.comcast.com/role/LongTermDebtNarrativeDetails"> |
| <link:definition> 2417408 - Disclosure - Long-Term 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="SignificantTransactions" roleURI="http://www.comcast.com/role/SignificantTransactions"> |
| <link:definition> 2118106 - Disclosure - Significant Transactions </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="SignificantTransactionsDetails" roleURI="http://www.comcast.com/role/SignificantTransactionsDetails"> |
| <link:definition> 2419409 - Disclosure - Significant Transactions (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="InvestmentsandVariableInterestEntities" roleURI="http://www.comcast.com/role/InvestmentsandVariableInterestEntities"> |
| <link:definition> 2120107 - Disclosure - Investments and Variable Interest Entities </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="InvestmentsandVariableInterestEntitiesTables" roleURI="http://www.comcast.com/role/InvestmentsandVariableInterestEntitiesTables"> |
| <link:definition> 2321304 - Disclosure - Investments and Variable Interest Entities (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="InvestmentsandVariableInterestEntitiesInvestmentandOtherIncomeLossNetDetails" roleURI="http://www.comcast.com/role/InvestmentsandVariableInterestEntitiesInvestmentandOtherIncomeLossNetDetails"> |
| <link:definition> 2422410 - Disclosure - Investments and Variable Interest Entities (Investment and Other Income (Loss), Net) (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="InvestmentsandVariableInterestEntitiesNarrativeDetails" roleURI="http://www.comcast.com/role/InvestmentsandVariableInterestEntitiesNarrativeDetails"> |
| <link:definition> 2423411 - Disclosure - Investments and Variable Interest Entities (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="InvestmentsandVariableInterestEntitiesScheduleofInvestmentsDetails" roleURI="http://www.comcast.com/role/InvestmentsandVariableInterestEntitiesScheduleofInvestmentsDetails"> |
| <link:definition> 2424412 - Disclosure - Investments and Variable Interest Entities (Schedule of Investments) (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="InvestmentsandVariableInterestEntitiesScheduleofInvestmentsDetails_1" roleURI="http://www.comcast.com/role/InvestmentsandVariableInterestEntitiesScheduleofInvestmentsDetails_1"> |
| <link:definition> 2424412 - Disclosure - Investments and Variable Interest Entities (Schedule of Investments) (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="EquityandShareBasedCompensation" roleURI="http://www.comcast.com/role/EquityandShareBasedCompensation"> |
| <link:definition> 2125108 - Disclosure - Equity and Share-Based Compensation </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="EquityandShareBasedCompensationTables" roleURI="http://www.comcast.com/role/EquityandShareBasedCompensationTables"> |
| <link:definition> 2326305 - Disclosure - Equity and Share-Based Compensation (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="EquityandShareBasedCompensationWeightedAverageCommonSharesOutstandingDetails" roleURI="http://www.comcast.com/role/EquityandShareBasedCompensationWeightedAverageCommonSharesOutstandingDetails"> |
| <link:definition> 2427413 - Disclosure - Equity and Share-Based Compensation (Weighted Average Common Shares Outstanding) (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="EquityandShareBasedCompensationComponentsofAccumulatedOtherComprehensiveIncomeLossDetails" roleURI="http://www.comcast.com/role/EquityandShareBasedCompensationComponentsofAccumulatedOtherComprehensiveIncomeLossDetails"> |
| <link:definition> 2428414 - Disclosure - Equity and Share-Based Compensation (Components of Accumulated Other Comprehensive Income (Loss)) (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="EquityandShareBasedCompensationNarrativeDetails" roleURI="http://www.comcast.com/role/EquityandShareBasedCompensationNarrativeDetails"> |
| <link:definition> 2429415 - Disclosure - Equity and Share-Based Compensation (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="EquityandShareBasedCompensationRecognizedShareBasedCompensationExpenseDetails" roleURI="http://www.comcast.com/role/EquityandShareBasedCompensationRecognizedShareBasedCompensationExpenseDetails"> |
| <link:definition> 2430416 - Disclosure - Equity and Share-Based Compensation (Recognized Share-Based Compensation Expense) (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="SupplementalFinancialInformation" roleURI="http://www.comcast.com/role/SupplementalFinancialInformation"> |
| <link:definition> 2131109 - Disclosure - Supplemental Financial 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="SupplementalFinancialInformationTables" roleURI="http://www.comcast.com/role/SupplementalFinancialInformationTables"> |
| <link:definition> 2332306 - Disclosure - Supplemental Financial 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="SupplementalFinancialInformationCashPaymentsforInterestandIncomeTaxesDetails" roleURI="http://www.comcast.com/role/SupplementalFinancialInformationCashPaymentsforInterestandIncomeTaxesDetails"> |
| <link:definition> 2433417 - Disclosure - Supplemental Financial Information (Cash Payments for Interest and 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="SupplementalFinancialInformationNoncashActivitiesDetails" roleURI="http://www.comcast.com/role/SupplementalFinancialInformationNoncashActivitiesDetails"> |
| <link:definition> 2434418 - Disclosure - Supplemental Financial Information (Noncash Activities) (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="SupplementalFinancialInformationCashCashEquivalentsandRestrictedCashDetails" roleURI="http://www.comcast.com/role/SupplementalFinancialInformationCashCashEquivalentsandRestrictedCashDetails"> |
| <link:definition> 2435419 - Disclosure - Supplemental Financial Information (Cash, Cash Equivalents and Restricted Cash) (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="CommitmentsandContingencies" roleURI="http://www.comcast.com/role/CommitmentsandContingencies"> |
| <link:definition> 2136110 - Disclosure - Commitments and Contingencies </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="CommitmentsandContingenciesNarrativeDetails" roleURI="http://www.comcast.com/role/CommitmentsandContingenciesNarrativeDetails"> |
| <link:definition> 2437420 - Disclosure - Commitments and Contingencies (Narrative) (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="cmcsa_EntertainmentLicenseAgreementForProgramMaterialIncludingSportsRightsAdvancesCapitalizedCost" abstract="false" name="EntertainmentLicenseAgreementForProgramMaterialIncludingSportsRightsAdvancesCapitalizedCost" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_ScheduleOfProgrammingAndProductionCostTableTextBlock" abstract="false" name="ScheduleOfProgrammingAndProductionCostTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="cmcsa_EntertainmentLicenseAgreementForProgramMaterialIncludingSportsRightsAdvancesAmortizationExpense" abstract="false" name="EntertainmentLicenseAgreementForProgramMaterialIncludingSportsRightsAdvancesAmortizationExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_InvestmentSecuringCollateralizedObligation" abstract="false" name="InvestmentSecuringCollateralizedObligation" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_SignificantTransactionsTextBlock" abstract="false" name="SignificantTransactionsTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="cmcsa_Notes1.250percentdue2040Member" abstract="true" name="Notes1.250percentdue2040Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_MediaSegmentsMember" abstract="true" name="MediaSegmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_HomeEntertainmentAndOtherMember" abstract="true" name="HomeEntertainmentAndOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_ThemeParksSegmentsMember" abstract="true" name="ThemeParksSegmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_NoncashInterestExpenseIncomeNet" abstract="false" name="NoncashInterestExpenseIncomeNet" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_FilmMonetizedOnItsOwnCapitalizedCostAndEntertainmentLicenseAgreementForProgramMaterialIncludingSportsRightsAdvances" abstract="false" name="FilmMonetizedOnItsOwnCapitalizedCostAndEntertainmentLicenseAgreementForProgramMaterialIncludingSportsRightsAdvances" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_VariableInterestEntityReportingEntityInvolvementUnfundedCapitalCommitment" abstract="false" name="VariableInterestEntityReportingEntityInvolvementUnfundedCapitalCommitment" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_PaymentsForRepurchaseOfRedeemableSubsidiaryPreferredStock" abstract="false" name="PaymentsForRepurchaseOfRedeemableSubsidiaryPreferredStock" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_ContributionsFromAndDistributionsToNoncontrollingInterests" abstract="false" name="ContributionsFromAndDistributionsToNoncontrollingInterests" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_OtherMember" abstract="true" name="OtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_VideoDistributionProgrammingExpense" abstract="false" name="VideoDistributionProgrammingExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_SupplementalFinancialInformationTable" abstract="true" name="SupplementalFinancialInformationTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/> |
| <xs:element id="cmcsa_ScheduleOfCapitalizedFilmAndTelevisionCostsTableTextBlock" abstract="false" name="ScheduleOfCapitalizedFilmAndTelevisionCostsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="cmcsa_ComponentsOfInvestmentAndOtherIncomeLossNetTableTextBlock" abstract="false" name="ComponentsOfInvestmentAndOtherIncomeLossNetTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="cmcsa_ResidentialVideoMember" abstract="true" name="ResidentialVideoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_BusinessServicesMember" abstract="true" name="BusinessServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_NBCUniversalBusinessUnitMember" abstract="true" name="NBCUniversalBusinessUnitMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_ProceedsFromSalesOfBusinessesAndInvestments" abstract="false" name="ProceedsFromSalesOfBusinessesAndInvestments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_CorporateNonSegmentIntersegmentRevenueMember" abstract="true" name="CorporateNonSegmentIntersegmentRevenueMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_ContentMember" abstract="true" name="ContentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_FilmAndTelevisionContentAbstract" abstract="true" name="FilmAndTelevisionContentAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="cmcsa_ChangeInCurrentAndNoncurrentReceivablesNet" abstract="false" name="ChangeInCurrentAndNoncurrentReceivablesNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_LeaseArrangementsAxis" abstract="true" name="LeaseArrangementsAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/> |
| <xs:element id="cmcsa_EquityMethodInvestmentsAndCertainRetainedDistributions" abstract="false" name="EquityMethodInvestmentsAndCertainRetainedDistributions" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPlanAndOtherAfterTax" abstract="false" name="AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPlanAndOtherAfterTax" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_TemporaryEquityRedemptionOfPreferredStock" abstract="false" name="TemporaryEquityRedemptionOfPreferredStock" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_AtairosMember" abstract="true" name="AtairosMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_Notes1.500percentDue2029Member" abstract="true" name="Notes1.500percentDue2029Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_CapitalContributionToVIE" abstract="false" name="CapitalContributionToVIE" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_UniversalBeijingResortMember" abstract="true" name="UniversalBeijingResortMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_FilmMonetizedOnItsOwnCapitalizedCostInProductionAndInDevelopment" abstract="false" name="FilmMonetizedOnItsOwnCapitalizedCostInProductionAndInDevelopment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_AdjustmentsForItemsExcludedFromAdjustedEBITDA" abstract="false" name="AdjustmentsForItemsExcludedFromAdjustedEBITDA" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_Notes0000PercentDue2026Member" abstract="true" name="Notes0000PercentDue2026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_DirectToConsumerMember" abstract="true" name="DirectToConsumerMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_CapitalCostsIncurredButNotYetPaid" abstract="false" name="CapitalCostsIncurredButNotYetPaid" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_ManagementGrantMember" abstract="true" name="ManagementGrantMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_OtherIncomeLossNet" abstract="false" name="OtherIncomeLossNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_LeaseArrangementsDomain" abstract="true" name="LeaseArrangementsDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_ProgrammingAndProductionCosts" abstract="false" name="ProgrammingAndProductionCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_CableCommunicationsSegmentsMember" abstract="true" name="CableCommunicationsSegmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_CollateralizedObligation" abstract="false" name="CollateralizedObligation" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_SupplementalFinancialInformationLineItems" abstract="true" name="SupplementalFinancialInformationLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="cmcsa_MasergyMember" abstract="true" name="MasergyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_ContributionsFromAndDistributionsToNoncontrollingInterestsAttributableToTemporaryEquity" abstract="false" name="ContributionsFromAndDistributionsToNoncontrollingInterestsAttributableToTemporaryEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_Notes1.875percentdue2036Member" abstract="true" name="Notes1.875percentdue2036Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_DistributionMember" abstract="true" name="DistributionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_AccruedParticipationsAndResidualsCurrent" abstract="false" name="AccruedParticipationsAndResidualsCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_SkyLimitedSegmentsMember" abstract="true" name="SkyLimitedSegmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_FilmMonetizedOnItsOwnAndEntertainmentLicenseAgreementForProgramMaterialIncludingSportsRightsAdvancesCapitalizedCostsNoncurrent" abstract="false" name="FilmMonetizedOnItsOwnAndEntertainmentLicenseAgreementForProgramMaterialIncludingSportsRightsAdvancesCapitalizedCostsNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_AdjustedEBITDA" abstract="false" name="AdjustedEBITDA" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_UniversalBeijingResortTermLoansMember" abstract="true" name="UniversalBeijingResortTermLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_HuluMember" abstract="true" name="HuluMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_CableCommunicationsBusinessUnitMember" abstract="true" name="CableCommunicationsBusinessUnitMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_GuaranteedNotes9.455PercentDue2022Member" abstract="true" name="GuaranteedNotes9.455PercentDue2022Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_ResidentialBroadbandMember" abstract="true" name="ResidentialBroadbandMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_StudiosSegmentsMember" abstract="true" name="StudiosSegmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_PaymentsForConstructionOfThemePark" abstract="false" name="PaymentsForConstructionOfThemePark" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_ContentLicensingMember" abstract="true" name="ContentLicensingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_Notes5.50PercentDue2029Member" abstract="true" name="Notes5.50PercentDue2029Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_OtherProgrammingAndProductionExpense" abstract="false" name="OtherProgrammingAndProductionExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_Increasedecreaseinfilmandtelevisioncostnet" abstract="false" name="Increasedecreaseinfilmandtelevisioncostnet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_GainLossOnInvestmentsAndOtherNoncashIncomeLossNet" abstract="false" name="GainLossOnInvestmentsAndOtherNoncashIncomeLossNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_BusinessUnitDomain" abstract="true" name="BusinessUnitDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_FilmMonetizedOnItsOwnAmortizationExpenseIncludingParticipationsAndResiduals" abstract="false" name="FilmMonetizedOnItsOwnAmortizationExpenseIncludingParticipationsAndResiduals" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_BusinessUnitAxis" abstract="true" name="BusinessUnitAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/> |
| <xs:element id="cmcsa_TheatricalMember" abstract="true" name="TheatricalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_Notes0250PercentDue2029Member" abstract="true" name="Notes0250PercentDue2029Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_StockIssuedRepurchasedDuringPeriodValue" abstract="false" name="StockIssuedRepurchasedDuringPeriodValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_ResidentialVoiceMember" abstract="true" name="ResidentialVoiceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_Notes0.250percentDue2027Member" abstract="true" name="Notes0.250percentDue2027Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_Notes0.750percentdue2032Member" abstract="true" name="Notes0.750percentdue2032Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_CollateralizedObligationFairValue" abstract="false" name="CollateralizedObligationFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_InterBusinessUnitEliminationsMember" abstract="true" name="InterBusinessUnitEliminationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_OtherOperatingAndAdministrative" abstract="false" name="OtherOperatingAndAdministrative" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_ExchangeableSubordinatedDebentures2.0PercentDue2029Member" abstract="true" name="ExchangeableSubordinatedDebentures2.0PercentDue2029Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_ProceedsFromCollateralizedObligation" abstract="false" name="ProceedsFromCollateralizedObligation" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cmcsa_SkyLimitedBusinessUnitMember" abstract="true" name="SkyLimitedBusinessUnitMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cmcsa_ScheduleOfOtherBalanceSheetAccountsTableTextBlock" abstract="false" name="ScheduleOfOtherBalanceSheetAccountsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="cmcsa_ResidentialWirelessMember" abstract="true" name="ResidentialWirelessMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| </xs:schema> |