Sequential linear led driver utilizing headroom control
US-2015382409-A1 · Dec 31, 2015 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H05B33/083 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 785 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 117 |
| 2016 | 186 |
| 2017 | 172 |
| 2018 | 157 |
| 2019 | 127 |
| 2020 | 26 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Signalling apparatus and sensor apparatus
US-9224317-B2 · Dec 29, 2015 · US
Circuit and lighting unit for dimmable lighting applications
US-2015373790-A1 · Dec 24, 2015 · US
Full color led module having integrated driver transistors
US-2015373809-A1 · Dec 24, 2015 · US
Active led module having integrated limiter
US-2015366025-A1 · Dec 17, 2015 · US
Driving circuitry for led lighting with reduced total harmonic distortion
US-2015359049-A9 · Dec 10, 2015 · US
DC LED driverless lighting assembly
US-9210755-B2 · Dec 8, 2015 · US
Lighting apparatus and light emitting diode device thereof
US-9210767-B2 · Dec 8, 2015 · US
LED light source
US-9210757-B2 · Dec 8, 2015 · US
Lighting device
US-2015341997-A1 · Nov 26, 2015 · US
Driver system for driving at least one LED
US-9198239-B2 · Nov 24, 2015 · US
Current mirror circuit and method
US-2015327338-A1 · Nov 12, 2015 · US
Illumination device control systems and methods
US-2015326117-A1 · Nov 12, 2015 · US
Light source apparatus and vehicle headlight using the same
US-9185769-B2 · Nov 10, 2015 · US
Optoelectronic Semiconductor Component
US-2015319814-A1 · Nov 5, 2015 · US
Multi-segment LED lighting apparatus configurations
US-9179512-B2 · Nov 3, 2015 · US
Led luminescence apparatus and method of driving the same
US-2015312977-A1 · Oct 29, 2015 · US
LED driver and lighting application for wattage control
US-9161406-B2 · Oct 13, 2015 · US
LED driver operating in different modes
US-9155150-B2 · Oct 6, 2015 · US
Light emitting diode driver
US-9148928-B2 · Sep 29, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H05B33/083?
- CPC H05B33/083 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H05B33/083 (Electricity)?
- Our database includes 785 publications tagged with this CPC code.
- Is patent activity under CPC H05B33/083 growing?
- Publication counts under this code: 127 in 2019 vs 26 in 2020 (latest complete years).