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  <xsd:element id="cohu_LesseeLeaseLiabilityPaymentsDueYearFour" name="LesseeLeaseLiabilityPaymentsDueYearFour" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="cohu_LesseeLeaseLiabilityPaymentsDueYearThree" name="LesseeLeaseLiabilityPaymentsDueYearThree" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="cohu_LesseeLeaseLiabilityPaymentsDueYearTwo" name="LesseeLeaseLiabilityPaymentsDueYearTwo" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="cohu_LesseeLeaseLiabilityUndiscountedExcessAmount" name="LesseeLeaseLiabilityUndiscountedExcessAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element id="cohu_LesseeLeaseRemainingTermOfContract" name="LesseeLeaseRemainingTermOfContract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="cohu_LesseeLeasesTextBlock" name="LesseeLeasesTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_LoanFacilitiesMember" name="LoanFacilitiesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_LondonInterbankOfferedRateLibor1Member" name="LondonInterbankOfferedRateLibor1Member" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_MCTIntegrationProgramMember" name="MCTIntegrationProgramMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_MachineryEquipmentAndSoftwareMember" name="MachineryEquipmentAndSoftwareMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_Malaysia1Member" name="Malaysia1Member" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_MctWorldwideLlcMember" name="MctWorldwideLlcMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="cohu_NoncashOrPartNoncashAcquisitionFinanceLeaseAssetsAcquired" name="NoncashOrPartNoncashAcquisitionFinanceLeaseAssetsAcquired" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="cohu_NoncashOrPartNoncashAcquisitionOperatingLeaseAssetsAcquired" name="NoncashOrPartNoncashAcquisitionOperatingLeaseAssetsAcquired" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_NoncurrentOtherAccruedLiabilitiesMember" name="NoncurrentOtherAccruedLiabilitiesMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_NonsystemsMember" name="NonsystemsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_NoteToFinancialStatementDetailsTextual" name="NoteToFinancialStatementDetailsTextual" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_NotesToFinancialStatements" name="NotesToFinancialStatements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_NotesToFinancialStatementsAbstract" name="NotesToFinancialStatementsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element id="cohu_NumberOfAvailableLinesOfCredit" name="NumberOfAvailableLinesOfCredit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"/>
  <xsd:element id="cohu_NumberOfMajorCustomers" name="NumberOfMajorCustomers" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_OneCustomerMember" name="OneCustomerMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="cohu_PercentageOfFairValueToDeterminePriceOfCommonStock" name="PercentageOfFairValueToDeterminePriceOfCommonStock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="cohu_RestOfTheWorldMember" name="RestOfTheWorldMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="cohu_RestructuringExpenses" name="RestructuringExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration"/>
  <xsd:element id="cohu_ScheduleOfFinitelivedAndIndefinitelivedIntangibleAssetsTableTextBlock" name="ScheduleOfFinitelivedAndIndefinitelivedIntangibleAssetsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_SecondFacilityMember" name="SecondFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_SecuredTermLoanFacilityMember" name="SecuredTermLoanFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_SemiconductorTestAndInspectionMember" name="SemiconductorTestAndInspectionMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="cohu_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesAvailableForIssue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfSharesAvailableForIssue" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="cohu_SouthKoreanWonForwardExchangeForwardMember" name="SouthKoreanWonForwardExchangeForwardMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element id="cohu_StandardProductWarrantyTerm" name="StandardProductWarrantyTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"/>
  <xsd:element id="cohu_StockRepurchaseProgramAdditionalAuthorizedAmount" name="StockRepurchaseProgramAdditionalAuthorizedAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant"/>
  <xsd:element abstract="true" id="cohu_SwissFrancForeignExchangeForwardMember" name="SwissFrancForeignExchangeForwardMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_SystemsMember" name="SystemsMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_ThirdFacilityMember" name="ThirdFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_VestOnTheThirdAnniversaryOfAwardsGrantMember" name="VestOnTheThirdAnniversaryOfAwardsGrantMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_VestingOverFourYearPeriodMember" name="VestingOverFourYearPeriodMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_VestingOverOneYearPeriodMember" name="VestingOverOneYearPeriodMember" nillable="true" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-1-summary-of-significant-accounting-policies-computation-of-basic-and-diluted-income-loss-per-share-details" name="statement-statement-note-1-summary-of-significant-accounting-policies-computation-of-basic-and-diluted-income-loss-per-share-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-1-summary-of-significant-accounting-policies-disaggregation-of-revenue-details" name="statement-statement-note-1-summary-of-significant-accounting-policies-disaggregation-of-revenue-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-1-summary-of-significant-accounting-policies-inventories-details" name="statement-statement-note-1-summary-of-significant-accounting-policies-inventories-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-1-summary-of-significant-accounting-policies-property-plant-and-equipment-details" name="statement-statement-note-1-summary-of-significant-accounting-policies-property-plant-and-equipment-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-1-summary-of-significant-accounting-policies-reported-sharebased-compensation-in-consolidated-financial-statements-details" name="statement-statement-note-1-summary-of-significant-accounting-policies-reported-sharebased-compensation-in-consolidated-financial-statements-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-1-summary-of-significant-accounting-policies-significant-customer-concentration-information-details" name="statement-statement-note-1-summary-of-significant-accounting-policies-significant-customer-concentration-information-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-1-summary-of-significant-accounting-policies-tables" name="statement-statement-note-1-summary-of-significant-accounting-policies-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-10-leases-balance-sheet-information-details" name="statement-statement-note-10-leases-balance-sheet-information-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-10-leases-cash-flow-information-details" name="statement-statement-note-10-leases-cash-flow-information-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-10-leases-future-minimum-lease-payments-details" name="statement-statement-note-10-leases-future-minimum-lease-payments-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-10-leases-lease-expense-details" name="statement-statement-note-10-leases-lease-expense-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-10-leases-tables" name="statement-statement-note-10-leases-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-12-guarantees-changes-in-accrued-warranty-details" name="statement-statement-note-12-guarantees-changes-in-accrued-warranty-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-12-guarantees-tables" name="statement-statement-note-12-guarantees-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-2-business-acquisition-goodwill-and-purchased-intangible-assets-preliminary-allocation-of-intangible-assets-details" name="statement-statement-note-2-business-acquisition-goodwill-and-purchased-intangible-assets-preliminary-allocation-of-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-2-business-acquisition-goodwill-and-purchased-intangible-assets-purchase-price-allocation-details" name="statement-statement-note-2-business-acquisition-goodwill-and-purchased-intangible-assets-purchase-price-allocation-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-2-business-acquisition-goodwill-and-purchased-intangible-assets-tables" name="statement-statement-note-2-business-acquisition-goodwill-and-purchased-intangible-assets-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-2-goodwill-and-purchased-intangible-assets-purchased-intangible-assets-details" name="statement-statement-note-2-goodwill-and-purchased-intangible-assets-purchased-intangible-assets-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-2-goodwill-and-purchased-intangible-assets-summary-of-borrowings-details" name="statement-statement-note-2-goodwill-and-purchased-intangible-assets-summary-of-borrowings-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-3-borrowings-and-credit-agreements-summary-of-borrowings-details" name="statement-statement-note-3-borrowings-and-credit-agreements-summary-of-borrowings-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-3-borrowings-and-credit-agreements-tables" name="statement-statement-note-3-borrowings-and-credit-agreements-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-4-restructuring-charges-charges-related-to-the-wind-down-plan-details" name="statement-statement-note-4-restructuring-charges-charges-related-to-the-wind-down-plan-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-4-restructuring-charges-tables" name="statement-statement-note-4-restructuring-charges-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-5-financial-instruments-measured-at-fair-value-assets-measured-at-fair-value-on-recurring-basis-details" name="statement-statement-note-5-financial-instruments-measured-at-fair-value-assets-measured-at-fair-value-on-recurring-basis-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-5-financial-instruments-measured-at-fair-value-effective-maturities-of-shortterm-investments-details" name="statement-statement-note-5-financial-instruments-measured-at-fair-value-effective-maturities-of-shortterm-investments-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-5-financial-instruments-measured-at-fair-value-shortterm-investments-by-security-type-details" name="statement-statement-note-5-financial-instruments-measured-at-fair-value-shortterm-investments-by-security-type-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-5-financial-instruments-measured-at-fair-value-tables" name="statement-statement-note-5-financial-instruments-measured-at-fair-value-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-7-derivative-financial-instruments-foreign-currency-forward-contracts-outstanding-details" name="statement-statement-note-7-derivative-financial-instruments-foreign-currency-forward-contracts-outstanding-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-7-derivative-financial-instruments-locations-and-amounts-of-gains-loss-details" name="statement-statement-note-7-derivative-financial-instruments-locations-and-amounts-of-gains-loss-details" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-note-7-derivative-financial-instruments-tables" name="statement-statement-note-7-derivative-financial-instruments-tables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
  <xsd:element abstract="true" id="cohu_statement-statement-significant-accounting-policies-policies" name="statement-statement-significant-accounting-policies-policies" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>
