Watermarking of events of an ordered event stream
US-11360992-B2 · Jun 14, 2022 · US
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multiple watermarks used in combination
multiple watermarks used in combination · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G11B20/00905 |
| Official title | {multiple watermarks used in combination} |
| Display label | multiple watermarks used in combination |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 1 |
| 2021 | 1 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Watermarking of Events of an Ordered Event Stream
US-2021406273-A1 · Dec 30, 2021 · US
Motion detection for A/V recording and communication devices
US-10325625-B2 · Jun 18, 2019 · US
Motion detection for A/V recording and communication devices
US-10147456-B2 · Dec 4, 2018 · US
Motion detection for A/V recording and communication devices
US-10068610-B2 · Sep 4, 2018 · US
Motion detection for a/v recording and communication devices
US-2017160138-A1 · Jun 8, 2017 · US
Motion detection for a/v recording and communication devices
US-2017160144-A1 · Jun 8, 2017 · US
Motion detection for a/v recording and communication devices
US-2017162225-A1 · Jun 8, 2017 · US