**Exhibit 31.2        **

**CERTIFICATION        **

|  | 1. | I                  havehave                  reviewed this Annual Report on Form 10-K of NextWave Wireless                  Inc.; |
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|   | 2. | Based                  on my knowledge, this report does not contain any untrue statement                  of a                  material fact or omit to state a material fact necessary                  to                  make the statements made, in light of the circumstances under which                  such                  statements were made, not misleading with respect to the period                  covered by                  this report; |
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|   | 3. | Based                  on my knowledge, the financial statements, and other financial                  information                  included in this report, fairly present in all material respects                  the                  financial condition, results of operations and cash flows of the                  registrant as of, and for, the periods presented in this report; |
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|   | 4. | The                  registrant’s other certifying officer and I are responsible for                  establishing and maintaining disclosure controls and procedures                  (as                  defined in Exchange Act Rules 13a-15(e) and 15d-15(e)): |
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|  | (a) | Designed                  such disclosure controls and procedures, or caused such disclosure                  controls and procedures to be designed under our supervision, to                  ensure                  that material information relating to the registrant, including                  its                  consolidated subsidiaries, is made known to us by others within                  those                  entities, particularly during the period in which this report is                  being                  prepared; |
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|  | (b) | Evaluated                  the effectiveness of the registrant’s disclosure controls and procedures                  and presented in this report our conclusions about the effectiveness                  of                  the disclosure controls and procedures, as of the end of the period                  covered by this report based on such evaluation; and |
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|  | (c) | Disclosed                  in this report any change in the registrant’s internal control over                  financial reporting that occurred during the registrant’s most                  recent                  fiscal quarter (the registrant’s fourth fiscal quarter in the case of an                  annual report) that has materially affected, or is reasonably likely                  to                  materially affect, the registrant’s internal control over financial                  reporting; and |
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|   | 5. | The                  registrant’s other certifying officer and I have disclosed, based on our                  most recent evaluation of internal control over financial reporting,                  to                  the registrant’s auditors and the audit committee of the registrant’s                  board of directors (or persons performing the equivalent                  functions): |
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|  | (a) | All                  significant deficiencies and material weaknesses in the design                  or                  operation of internal control over financial reporting which are                  reasonably likely to adversely affect the registrant’s ability to record,                  process, summarize and report financial information; and |
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|  | (b) | Any                  fraud, whether or not material, that involves management or other                  employees who have a significant role in the registrant’s internal control                  over financial reporting. |
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|  Date: March                30, 2007  |                                                                                                                 |                              |
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|                                                 |                                                                                                                 | /s/                George C. Alex |
|                                                 | George                  C. AlexExecutive                  Vice Presidentand                  Chief Financial Officer |
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