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Business Segments, Concentration of Credit Risk and Significant Customers (Tables) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2023 | Dec. 31, 2022
Business Segments, Concentration of Credit Risk and Significant Customers [Abstract] |  |
Schedule of Company Recognized Revenue | The Company recognized revenue from shipments of product, licensing of its technologies and performance of services to customers by geographical location as follows (in thousands):
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
United States |  | $ | 3,359 |  |  | $ | 1,918 |  |  | $ | 7,868 |  |  | $ | 7,158 |
Taiwan |  |  | 544 |  |  |  | 131 |  |  |  | 2,535 |  |  |  | 646 |
China |  |  | 321 |  |  |  | 447 |  |  |  | 614 |  |  |  | 1,328 |
Japan |  |  | 6 |  |  |  | 368 |  |  |  | 20 |  |  |  | 905 |
Rest of world |  |  | 251 |  |  |  | 430 |  |  |  | 879 |  |  |  | 944 |
Total net revenue |  | $ | 4,481 |  |  | $ | 3,294 |  |  | $ | 11,916 |  |  | $ | 10,981 |
| The Company recognized revenue from shipments of product, licensing of its technologies and performance of services to customers by geographical location as follows (in thousands):
|  | Year Ended |
|  | December 31, |
|  | 2022 |  |  | 2021 |
United States |  | $ | 8,932 |  |  | $ | 1,968 |
Hong Kong |  |  | 2,428 |  |  |  | 2,955 |
Taiwan |  |  | 1,205 |  |  |  | 693 |
Rest of world |  |  | 2,303 |  |  |  | 63 |
Total net revenue |  | $ | 14,868 |  |  | $ | 5,679 |
Schedule of Breakdown of Product Revenue by Category | The following is a breakdown of product revenue by category (in thousands):
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
Product category |  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Memory ICs |  | $ | 3,384 |  |  | $ | 1,748 |  |  | $ | 7,181 |  |  | $ | 5,528 |
mmWave ICs |  |  | 576 |  |  |  | 533 |  |  |  | 2,614 |  |  |  | 1,699 |
mmWave antenna modules |  |  | 302 |  |  |  | 779 |  |  |  | 1,586 |  |  |  | 3,139 |
mmWave other products |  |  | - |  |  |  | - |  |  |  | 4 |  |  |  | 18 |
|  | $ | 4,262 |  |  | $ | 3,060 |  |  | $ | 11,385 |  |  | $ | 10,384 |
| The following is a breakdown of product revenue by category (in thousands):
(amounts in thousands) |  | Years Ended December 31, |
Product category |  | 2022 |  |  | 2021 |
Memory ICs |  | $ | 7,722 |  |  | $ | 150 |
mmWave ICs |  |  | 3,289 |  |  |  | 3,566 |
mmWave modules |  |  | 3,170 |  |  |  | 1,101 |
mmWave other products |  |  | 18 |  |  |  | 89 |
|  | $ | 14,199 |  |  | $ | 4,906 |
Schedule of Customers of Total Net Revenue | Customers who accounted for at least 10% of total net revenue were:
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Customer A |  |  | 45 | % |  |  | 24 | % |  |  | 29 | % |  |  | 24 | %
Customer D |  |  | 11 | % |  |  | * |  |  |  | 20 | % |  |  | * |
Customer B |  |  | * |  |  |  | * |  |  |  | * |  |  |  | 24 | %
Customer C |  |  | * |  |  |  | 14 | % |  |  | * |  |  |  | 10 | %
Customer E |  |  | * |  |  |  | * |  |  |  | * |  |  |  | 11 | %
* | Represents less than 10%
| Customers who accounted for at least 10% of total net revenue were:
|  | Year Ended |
|  | December 31, |
|  | 2022 |  |  | 2021 |
Customer A |  |  | 26 | % |  |  | * |
Customer B |  |  | 21 | % |  |  | 19 | %
Customer C |  |  | 16 | % |  |  | 48 | %
Customer D |  |  | 11 | % |  |  | * |
Customer E |  |  | * |  |  |  | 11 | %
| * | Represents less than 10%

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-25 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-30 + Details
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