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  <xs:element id="alab_A2026WarrantMember" abstract="true" name="A2026WarrantMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="alab_StefanDyckerhoffMember" abstract="true" name="StefanDyckerhoffMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="alab_JitendraMohanMember" abstract="true" name="JitendraMohanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="alab_SanjayGajendraMember" abstract="true" name="SanjayGajendraMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="alab_JackLazarMember" abstract="true" name="JackLazarMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
