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INCOME TAXES (Details-Deferred tax assets and liabilities) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Income Tax Disclosure [Abstract] |  |
Stock options | $ 701 | $ 407
Deferred Revenue | 118 | 71
Capitalized R&D | 234 | 0
Change in fair value of contingent consideration | 1,579 | 0
Patents/Intangible Assets | 113 | 0
Other | 278 | 93
Net operating loss carryforward | 15,372 | 12,484
Total gross deferred tax assets | 18,395 | 13,055
Less: Deferred tax asset valuation allowance | (18,339) | (12,978)
Total net deferred tax assets | 56 | 77
Deferred tax liabilities: |  |
Patents | 0 | (24)
Depreciation | (56) | (53)
Total deferred tax liabilities | (56) | (77)
Total net deferred taxes | $ 0 | $ 0

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