Delay techniques in active noise cancellation circuits or other circuits that perform filtering of decimated coefficients
US-10115386-B2 · Oct 30, 2018 · US
Li Ren patents
Li Ren holds 5 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 5 |
| Recent patents | 0 |
| First publication | May 19, 2015 |
| Latest publication | Oct 30, 2018 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Acoustic echo cancellation based on ultrasound motion detection
US-9363386-B2 · Jun 7, 2016 · US
Systems, methods, devices, apparatus, and computer program products for audio equalization
US-9053697-B2 · Jun 9, 2015 · US
Integrated psychoacoustic bass enhancement (PBE) for improved audio
US-9055367-B2 · Jun 9, 2015 · US
Systems, methods, apparatus, and computer-readable media for spatially selective audio augmentation
US-9037458-B2 · May 19, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Delay techniques in active noise cancellation circuits or other circuits that perform filtering of decimated coefficients
US-10115386-B2 · Oct 30, 2018 · US
Acoustic echo cancellation based on ultrasound motion detection
US-9363386-B2 · Jun 7, 2016 · US
Systems, methods, devices, apparatus, and computer program products for audio equalization
US-9053697-B2 · Jun 9, 2015 · US
Integrated psychoacoustic bass enhancement (PBE) for improved audio
US-9055367-B2 · Jun 9, 2015 · US
Systems, methods, apparatus, and computer-readable media for spatially selective audio augmentation
US-9037458-B2 · May 19, 2015 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 5 |
| Electricity | 4 |
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Frequently asked questions
Answers are generated from the same data shown on this page.
- How many patents does Li Ren have in patentsdb?
- Li Ren is linked to 5 publications as assignee in our database.
- What technology areas does Li Ren patent most?
- Top mapped technology areas by patent count: Physics (5); Electricity (4).
- Is Li Ren's patent activity growing?
- In our data, assignee counts were 1 in 2016 and 1 in 2018 (similar year over year).
- What are recent patents assigned to Li Ren?
- See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.