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                UNITED STATES SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549
                                 ______________

                                    FORM 8-K

                                 CURRENT REPORT

                        PURSUANT TO SECTION 13 OR 15 (d)
                     OF THE SECURITIES EXCHANGE ACT OF 1934

        DATE OF REPORT (Date of earliest event reported): April 29, 2005
                                 ______________

                     InterDigital Communications Corporation
             (Exact name of registrant as specified in its charter)



        Pennsylvania                    1-11152                  23-1882087
(State or other jurisdiction    (Commission File Number)        (IRS Employer
      of incorporation)                                      Identification No.)


781 Third Avenue, King of Prussia, PA                            19406-1409
(Address of Principal Executive Offices)                         (Zip Code)


        Registrant's telephone number, including area code: 610-878-7800

Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions:

|_|  Written communications pursuant to Rule 425 under the Securities Act (17
     CFR 230.425)

|_|  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
     240.14a-12)

|_|  Pre-commencement communications pursuant to Rule 14d-2(b) under the
     Exchange Act (17 CFR 240.14d-2(b))

|_|  Pre-commencement communications pursuant to Rule 13e-4(c) under the
     Exchange Act (17 CFR 240.13e-4(c))

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Item 2.02. Results of Operations and Financial Condition.

(a) On April 29, 2005, InterDigital Communications Corporation issued a press
release updating previous guidance on its results of operations and financial
condition for the quarter ended March 31, 2005. A copy of the press release is
attached hereto as Exhibit 99.1.


Item 9.01. Financial Statements and Exhibits.

(c)  Exhibits.

     99.1 Press release dated April 29, 2005.




                                   SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the
Registrant has duly caused this Current Report on Form 8-K to be signed on its
behalf by the undersigned hereunto duly authorized.


                                         INTERDIGITAL COMMUNICATIONS CORPORATION


                                         By: /s/ R.J. Fagan
                                             -----------------------------------
                                             Richard J. Fagan
                                             Chief Financial Officer


Dated: April 29, 2005




                                  EXHIBIT INDEX



Exhibit  No.                      Description
------------                      -----------

   99.1                           Press release dated April 29, 2005