PATENTS (Details Narrative) - USD ($) |
3 Months Ended | |
|---|---|---|
Mar. 31, 2021 |
Mar. 31, 2020 |
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| Amortization expense | $ 74,000 | $ 72,000 |
| Expiration date of Remote Power Patent | March 7, 2020 | |
| Minimum [Member] | ||
| Estimated remaining economic useful of patents | 5 months 30 days | |
| Expiration dates of the patents within the Cox patent portfolio | September 2021 | |
| Expiration dates of the patents within the Company's M2M/IoT Patent Portfolio | September 2033 | |
| Maximum [Member] | ||
| Estimated remaining economic useful of patents | 12 years 5 months 30 days | |
| Expiration dates of the patents within the Cox patent portfolio | November 2023 | |
| Expiration dates of the patents within the Company's M2M/IoT Patent Portfolio | May 2034 | |
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- Definition Amount of amortization expense attributable to debt issuance costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Remaining amortization period of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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