|   | 1. | Maturity Date;      Waiver.  Holder and the Company agree that the “Maturity      Date” of the Debenture shall be July 10, 2008.  Holder agrees to      waive any Event of Default that may have occurred or be deemed to have      occurred prior to the date hereof that is related to or arises from the      failure to pay amounts due under theDebenture. |
|--------|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 2. | Consideration.  In      consideration of Holder’s execution of this Fourth Amendment and extension      of the Maturity Date to July 10, 2008, the Company agrees to pay Holder      $15,000.00 on June 26, 2008. |
|--------|----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 3. | Execution      Date.  This Amendment and the terms contained herein      shall be considered null and void if a copy of this Amendment executed by      Holder is not received by the Company by mail, fax or email by 11pa,      Pacific time, on June 23, 2008.  Contact information is set      forth on the signature page hereto. |
|--------|----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | HOLDER:                                                                                                                                                                                                                               |
|--------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|   | PROFESSIONAL      OFFSHORE                                                                                                                                                                                                            |
|   | OPPORTUNITY      FUND, LTD.                                                                                                                                                                                                           |
|   |                                                                                                                                                                                                                                  |
|   | By:       /s/ Howard      Berger                                 |
|   | Name:      Howard Berger                                                                                                                                                                                                              |
|   | Title:       Manager                                                                                                                                                                                                             |
|   |                                                                                                                                                                                                                                  |
|   |                                                                                                                                                                                                                                  |
|   | RIM      SEMICONDUCTOR COMPANY                                                                                                                                                                                                        |
|   |                                                                                                                                                                                                                                  |
| `      | By:       /s/ Brad Ketch                                                                                                                                                                                                         |
|   | Brad      Ketch                                                                                                                                                                                                                       |
|   | President      and Chief Executive Officer                                                                                                                                                                                            |
|   |                                                                                                                                                                                                                                  |
|   | Rim      Semiconductor Company                                                                                                                                                                                                        |
|   | 305      NE 102nd      Ave, Suite 350                                                                                                                                                                                                 |
|   | Portland,      OR 97220                                                                                                                                                                                                               |
|   | Fax:  503.257.6622                                                                                                                                                                                                          |
|   | Email:      BKetch@rimsemi.com                                                                                                                                                                                                        |