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    <link:label id="lab_hlit_CableAccessBusinessMember_EE4A5506EBFF02142CC56A2BEA4342A9_verboseLabel_en-US" xlink:label="lab_hlit_CableAccessBusinessMember_EE4A5506EBFF02142CC56A2BEA4342A9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">HFC Restructuring [Member]</link:label>
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    <link:label id="lab_us-gaap_RestructuringCostAndReserveAxis_BB6DFE7EF992D12FF2BD6A2BEA4479B0_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCostAndReserveAxis_BB6DFE7EF992D12FF2BD6A2BEA4479B0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring Type [Axis]</link:label>
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    <link:label id="lab_hlit_ExcessFacilitiesMember_9E218F57C829EC1CB1276A2BEA443140_documentation_en-US" xlink:label="lab_hlit_ExcessFacilitiesMember_9E218F57C829EC1CB1276A2BEA443140" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Excess facilities.</link:label>
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    <link:label id="lab_hlit_EmployeeSeveranceAndBenefitArrangementsMember_3E90BF392AF93B44CBC46A2BEA44F74D_terseLabel_en-US" xlink:label="lab_hlit_EmployeeSeveranceAndBenefitArrangementsMember_3E90BF392AF93B44CBC46A2BEA44F74D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Severance [Member]</link:label>
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    <link:label id="lab_us-gaap_ContractTerminationMember_F93C55E69601A3EED7E56A2BEA455F69_terseLabel_en-US" xlink:label="lab_us-gaap_ContractTerminationMember_F93C55E69601A3EED7E56A2BEA455F69" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contract Termination [Member]</link:label>
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    <link:label id="lab_us-gaap_LeaseholdImprovementsMember_87B34D0001AFF3C6169D6A2BEA45A091_verboseLabel_en-US" xlink:label="lab_us-gaap_LeaseholdImprovementsMember_87B34D0001AFF3C6169D6A2BEA45A091" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Impairment of Leasehold Improvements [Member]</link:label>
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    <link:label id="lab_us-gaap_CapitalizedComputerSoftwareAdditions_8F0D64E5C8D758272FB27497522AAEC3_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalizedComputerSoftwareAdditions_8F0D64E5C8D758272FB27497522AAEC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Internal use software development cost capitalized</link:label>
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    <link:label id="lab_us-gaap_GoodwillImpairmentLoss_E550D6F301D973BC03937497522AD8C6_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillImpairmentLoss_E550D6F301D973BC03937497522AD8C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill, impairment loss</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_E605BC7089F4A09B09E9714C2CD4234E" xlink:type="locator" />
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    <link:label id="lab_hlit_OperatingExpensesMember_16E7128C09AE1729E0DE344903799D04_terseLabel_en-US" xlink:label="lab_hlit_OperatingExpensesMember_16E7128C09AE1729E0DE344903799D04" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating Expenses [Member]</link:label>
    <link:label id="lab_hlit_OperatingExpensesMember_16E7128C09AE1729E0DE344903799D04_label_en-US" xlink:label="lab_hlit_OperatingExpensesMember_16E7128C09AE1729E0DE344903799D04" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Operating Expenses [Member]</link:label>
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    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_EFD4385A5ECB65A0C07D34490379BF27_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_EFD4385A5ECB65A0C07D34490379BF27" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2014</link:label>
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    <link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_6C0FA1392D65549D749C34490379C1FD_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_6C0FA1392D65549D749C34490379C1FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2015</link:label>
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    <link:label id="lab_hlit_ProceedsFromEscrowDepositByReimbursementInCash_12B8B31E79207004B6DC6F2CF3C2045B_verboseLabel_en-US" xlink:label="lab_hlit_ProceedsFromEscrowDepositByReimbursementInCash_12B8B31E79207004B6DC6F2CF3C2045B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Reimbursement received from escrow in cash</link:label>
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    <link:label id="lab_hlit_AnnualizedRateOfLibor_29DEBBBB4EA3EF2F2BF40A1999399207_terseLabel_en-US" xlink:label="lab_hlit_AnnualizedRateOfLibor_29DEBBBB4EA3EF2F2BF40A1999399207" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Annualized rate of LIBOR</link:label>
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    <link:label id="lab_hlit_NumberOfEmployeesTerminatedRequiredtobeHired_FDA55091FD323E940ED16B4244C8A6B1_terseLabel_en-US" xlink:label="lab_hlit_NumberOfEmployeesTerminatedRequiredtobeHired_FDA55091FD323E940ED16B4244C8A6B1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of employees terminated required to be hired</link:label>
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    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_92E931C0A99D0341F456720252E62905_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_92E931C0A99D0341F456720252E62905" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from financing activities:</link:label>
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    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_DC2DD068306BE4A9677B720252E6455E_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_DC2DD068306BE4A9677B720252E6455E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from issuance of common stock, net</link:label>
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