Display device
US-12307943-B2 · May 20, 2025 · US
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in which a sawtooth voltage is produced across a capacitor
in which a sawtooth voltage is produced across a capacitor · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03K4/12 |
| Official title | in which a sawtooth voltage is produced across a capacitor |
| Display label | in which a sawtooth voltage is produced across a capacitor |
| Total patents | 18 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Display device
US-2024412679-A1 · Dec 12, 2024 · US
Method and system for generating a ramping signal
US-11272134-B2 · Mar 8, 2022 · US
Method and system for generating a ramping signal
US-10992893-B2 · Apr 27, 2021 · US
Method and system for generating a ramping signal
US-2021105429-A1 · Apr 8, 2021 · US
Low frequency oscillator with ultra-low short circuit current
US-10601408-B2 · Mar 24, 2020 · US
Method and system for generating a ramping signal
US-2019356876-A1 · Nov 21, 2019 · US
Low Frequency Oscillator with Ultra-low Short Circuit Current
US-2019319614-A1 · Oct 17, 2019 · US
Method and system for generating a ramping signal
US-10440303-B2 · Oct 8, 2019 · US
Oscillator with inherent comparator delay influence eliminated
US-10348277-B2 · Jul 9, 2019 · US
Method and system for generating a ramping signal
US-2018131888-A1 · May 10, 2018 · US
Method and system for generating a ramping signal
US-9894307-B2 · Feb 13, 2018 · US
Oscillator with inherent comparator delay influence eliminated
US-2017194952-A1 · Jul 6, 2017 · US
Method and system for generating a ramping signal
US-2017134684-A1 · May 11, 2017 · US
Clock generator with stability during PVT variations and on-chip oscillator having the same
US-9584132-B2 · Feb 28, 2017 · US
Method and system for generating a ramping signal
US-9584102-B2 · Feb 28, 2017 · US
VDD-independent oscillator insensitive to process variation
US-9148132-B2 · Sep 29, 2015 · US
Method and system for generating a ramping signal
US-2015171841-A1 · Jun 18, 2015 · US