-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 MbOXyRN+Ubq1ujs1nKDWlbwBzJiidFCDAqceAv7QDm3KvKbCbs80PusY/h9Bqnm8
 3tkWxDRAqbSJVcYxv/In9w==

<SEC-DOCUMENT>0001104659-03-016591.txt : 20030804
<SEC-HEADER>0001104659-03-016591.hdr.sgml : 20030804
<ACCEPTANCE-DATETIME>20030804200911
ACCESSION NUMBER:		0001104659-03-016591
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030731
FILED AS OF DATE:		20030804

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SHENBERG ISAAC
		CENTRAL INDEX KEY:			0001255994

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27246
		FILM NUMBER:		03822017

	BUSINESS ADDRESS:	
		STREET 1:		3112 SCOTT BLVD
		CITY:			SANTA CLARA
		STATE:			CA
		ZIP:			95054
		BUSINESS PHONE:		4089194111

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ZORAN CORP \DE\
		CENTRAL INDEX KEY:			0001003022
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				942794449
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3112 SCOTT BOULEVARD
		STREET 2:		SUITE 255
		CITY:			SANTA CLARA
		STATE:			CA
		ZIP:			95054
		BUSINESS PHONE:		4089194111

	MAIL ADDRESS:	
		STREET 1:		3112 SCOTT BOULEVARD
		STREET 2:		SUITE 255
		CITY:			SANTA CLARA
		STATE:			CA
		ZIP:			95054
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>a4.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0" encoding="utf-8"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
  <periodOfReport>2003-07-31</periodOfReport>
  <notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0001003022</issuerCik>
        <issuerName>ZORAN CORP \DE\</issuerName>
        <issuerTradingSymbol>ZRAN</issuerTradingSymbol>
  </issuer>
  <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001255994</rptOwnerCik>
            <rptOwnerName>SHENBERG ISAAC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1></rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
      <isDirector>0</isDirector>
      <isOfficer>1</isOfficer>
      <isTenPercentOwner>0</isTenPercentOwner>
      <isOther>0</isOther>
      <officerTitle>Senior VP Business Development</officerTitle>
    </reportingOwnerRelationship>
  </reportingOwner>
  <nonDerivativeTable>
    <nonDerivativeTransaction>
      <securityTitle>
        <value>Common Stock</value>
      </securityTitle>
      <transactionDate>
        <value>2003-07-31</value>
      </transactionDate>
      <transactionCoding>
        <transactionFormType>4</transactionFormType>
        <transactionCode>M</transactionCode>
        <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionTimeliness>
        <value/>
      </transactionTimeliness>
      <transactionAmounts>
        <transactionShares>
          <value>6000</value>
        </transactionShares>
        <transactionPricePerShare>
          <value>.10</value>
        </transactionPricePerShare>
        <transactionAcquiredDisposedCode>
          <value>A</value>
        </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
        <sharesOwnedFollowingTransaction>
          <value>6000</value>
        </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
        <directOrIndirectOwnership>
          <value>D</value>
        </directOrIndirectOwnership>
      </ownershipNature>
    </nonDerivativeTransaction>
    <nonDerivativeTransaction>
      <securityTitle>
        <value>Common Stock</value>
      </securityTitle>
      <transactionDate>
        <value>2003-07-31</value>
      </transactionDate>
      <transactionCoding>
        <transactionFormType>4</transactionFormType>
        <transactionCode>S</transactionCode>
        <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionTimeliness>
        <value/>
      </transactionTimeliness>
      <transactionAmounts>
        <transactionShares>
          <value>6000</value>
        </transactionShares>
        <transactionPricePerShare>
          <value>27.4</value>
        </transactionPricePerShare>
        <transactionAcquiredDisposedCode>
          <value>D</value>
        </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
        <sharesOwnedFollowingTransaction>
          <value>0</value>
        </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
        <directOrIndirectOwnership>
          <value>D</value>
        </directOrIndirectOwnership>
      </ownershipNature>
    </nonDerivativeTransaction>
  </nonDerivativeTable>
  <derivativeTable>
    <derivativeTransaction>
      <securityTitle>
        <value>Emp Stock Opt (rt to buy)</value>
      </securityTitle>
      <conversionOrExercisePrice>
        <value>.10</value>
      </conversionOrExercisePrice>
      <transactionDate>
        <value>2003-07-31</value>
      </transactionDate>
      <transactionCoding>
        <transactionFormType>4</transactionFormType>
        <transactionCode>M</transactionCode>
        <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionTimeliness>
        <value/>
      </transactionTimeliness>
      <transactionAmounts>
        <transactionShares>
          <value>6000</value>
        </transactionShares>
        <transactionPricePerShare>
          <value>0</value>
        </transactionPricePerShare>
        <transactionAcquiredDisposedCode>
          <value>A</value>
        </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
        <value>1994-12-01</value>
        <footnoteId id="F1"/>
      </exerciseDate>
      <expirationDate>
        <value>2004-12-01</value>
      </expirationDate>
      <underlyingSecurity>
        <underlyingSecurityTitle>
          <value>Common Stock</value>
        </underlyingSecurityTitle>
        <underlyingSecurityShares>
          <value>6000</value>
        </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
        <sharesOwnedFollowingTransaction>
          <value>981</value>
        </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
        <directOrIndirectOwnership>
          <value>D</value>
        </directOrIndirectOwnership>
      </ownershipNature>
    </derivativeTransaction>
  </derivativeTable>
  <footnotes>
    <footnote id="F1">The option is fully exercisable on and after the date of grant indicated, but the underlying shares vest and cease to be subject to forfeiture on termination of service at the rate of 1/48th per month for each month of continuous service.</footnote>
  </footnotes>
  <ownerSignature>
    <signatureName>Paul Blumenstein, by power of attorney</signatureName>
    <signatureDate>2003-08-04</signatureDate>
  </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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