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Business Segments, Concentration of Credit Risk and Significant Customers (Tables) | 6 Months Ended
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Jun. 30, 2025
Business Segments, Concentration of Credit Risk and Significant Customers [Abstract] |
Schedule of Segment Expenses and Other Segment Items | The following table presents the significant segment expenses and other segment items regularly reviewed by the CODM:
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Total net revenue |  | $ | 2,220 |  |  | $ | 4,238 |  |  | $ | 6,089 |  |  | $ | 7,054 |
Less: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost of net revenue |  |  | 1,147 |  |  |  | 1,887 |  |  |  | 2,336 |  |  |  | 3,397 |
Research and development |  |  | 610 |  |  |  | 979 |  |  |  | 1,214 |  |  |  | 2,058 |
Salaries |  |  | 1,518 |  |  |  | 1,562 |  |  |  | 2,962 |  |  |  | 3,135 |
Stock-based compensation |  |  | 141 |  |  |  | 1,155 |  |  |  | 266 |  |  |  | 2,376 |
Severance and software license obligations |  |  | (223 | ) |  |  | 2,041 |  |  |  | (223 | ) |  |  | 2,063 |
Other operating expenses |  |  | 804 |  |  |  | 1,089 |  |  |  | 1,825 |  |  |  | 2,131 |
Other (income) expense, net |  |  | 52 |  |  |  | (50 | ) |  |  | 9 |  |  |  | (1,650 | )
Net loss |  | $ | (1,829 | ) |  | $ | (4,425 | ) |  | $ | (2,300 | ) |  | $ | (6,456 | )
Schedule of Services to Customers by Geographical Location | The Company recognized revenue from shipments of products, licensing of its technologies and performance of services to customers by geographical destination as follows (in thousands):
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Europe |  | $ | 1,204 |  |  | $ | 561 |  |  | $ | 1,733 |  |  | $ | 755 |
Taiwan |  |  | 570 |  |  |  | 71 |  |  |  | 1,590 |  |  |  | 161 |
North America |  |  | 8 |  |  |  | 3,308 |  |  |  | 1,779 |  |  |  | 5,539 |
Hong Kong |  |  | 2 |  |  |  | 234 |  |  |  | 8 |  |  |  | 446 |
Rest of the world |  |  | 436 |  |  |  | 64 |  |  |  | 979 |  |  |  | 153 |
Total net revenue |  | $ | 2,220 |  |  | $ | 4,238 |  |  | $ | 6,089 |  |  | $ | 7,054 |
Schedule of Breakdown of Product Revenue by Category | The following is a breakdown of product revenue by category (in thousands):
|  | Three months Ended June 30, |  |  | Six Months Ended June 30, |
Product category |  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Memory ICs |  | $ | — |  |  | $ | 3,428 |  |  | $ | 2,267 |  |  | $ | 5,811 |
mmWave ICs |  |  | 1,318 |  |  |  | 127 |  |  |  | 2,293 |  |  |  | 204 |
mmWave modules |  |  | 886 |  |  |  | 553 |  |  |  | 1,444 |  |  |  | 757 |
mmWave other products |  |  | 14 |  |  |  | 1 |  |  |  | 14 |  |  |  | 13 |
|  | $ | 2,218 |  |  | $ | 4,109 |  |  | $ | 6,018 |  |  | $ | 6,785 |
Schedule of Concentration of Credit Risk | The following table lists significant customers that represented more than 10% of total revenue during each respective period:
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Customer A |  |  | 32 | % |  |  | * |  |  |  | 12 | % |  |  | * |
Customer B |  |  | 21 | % |  |  | 12 | % |  |  | 15 | % |  |  | * |
Customer C |  |  | 17 | % |  |  | * |  |  |  | * |  |  |  | * |
Customer D |  |  | 17 | % |  |  | * |  |  |  | * |  |  |  | * |
Customer E |  |  | * |  |  |  | * |  |  |  | 19 | % |  |  | * |
Customer F |  |  | * |  |  |  | 55 | % |  |  | 26 | % |  |  | 53 | %
Customer G |  |  | * |  |  |  | 24 | % |  |  | * |  |  |  | 23 | %
* | Represents less than 10%
The following table lists significant customers that represented more than 10% of the net accounts receivable balance at each respective balance sheet date:
|  | June 30, |  |  | December 31, |
|  | 2025 |  |  | 2024 |
Customer A |  |  | 71 | % |  |  | * |
Customer B |  |  | 21 | % |  |  | * |
Customer C |  |  | * |  |  |  | 58 | %
Customer D |  |  | * |  |  |  | 18 | %
Customer E |  |  | * |  |  |  | 15 | %
* | Represents less than 10%
The following table lists significant vendors that represented more than 10% of the total accounts payable balance at each respective balance sheet date:
|  | June 30, |  |  | December 31, |
|  | 2025 |  |  | 2024 |
Vendor A |  |  | 19 | % |  |  | * |
Vendor B |  |  | 24 | % |  |  | 15 | %
Vendor C |  |  | * |  |  |  | 16 | %
* | Represents less than 10%

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