Optical digital-to-analog converter
US-2025341754-A1 · Nov 6, 2025 · US
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using opto-electronic devices
using opto-electronic devices · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M7/008 |
| Official title | {using opto-electronic devices} |
| Display label | using opto-electronic devices |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2020 | 6 |
| 2021 | 7 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 5 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Photonic analog-to-digital converter (pADC) with photonic phase correction
US-12449714-B2 · Oct 21, 2025 · US
PHOTONIC ANALOG-TO-DIGITAL CONVERTER (pADC) WITH PHOTONIC PHASE CORRECTION
US-2025278011-A1 · Sep 4, 2025 · US
Probabilistic shaping techniques for high performance coherent optical transceivers
US-12081274-B1 · Sep 3, 2024 · US
Optical digital-to-analog converter
US-2024241425-A1 · Jul 18, 2024 · US
Machine-learning optimization of data reading and writing
US-12019705-B2 · Jun 25, 2024 · US
Information bit stream distribution device, information bit stream conversion circuit, information bit stream distribution method, information bit stream decoding device, and information bit stream inverse conversion circuit
US-2024089024-A1 · Mar 14, 2024 · US
Apparatuses and methods involving DC voltage conversion using photonic transformers
US-11923873-B2 · Mar 5, 2024 · US
Probabilistic shaping techniques for high performance coherent optical transceivers
US-11683101-B1 · Jun 20, 2023 · US
Non-uniform sampling photonic analog-to-digital converter
US-11533062-B1 · Dec 20, 2022 · US
Probabilistic shaping techniques for high performance coherent optical transceivers
US-11190276-B2 · Nov 30, 2021 · US
Machine-learning optimization of data reading and writing
US-2021224355-A1 · Jul 22, 2021 · US
Method of coding based on transition of lasing and non-lasing states of optical structure
US-2021203352-A1 · Jul 1, 2021 · US
Impairment compensation techniques for high performance coherent optical transceivers
US-11005571-B2 · May 11, 2021 · US
Machine-learning optimization of data reading and writing
US-10970363-B2 · Apr 6, 2021 · US
Probabilistic shaping techniques for high performance coherent optical transceivers
US-2021044360-A1 · Feb 11, 2021 · US
Power-based decoding of data received over an optical communication path
US-10897315-B2 · Jan 19, 2021 · US
Probabilistic shaping techniques for high performance coherent optical transceivers
US-10848249-B2 · Nov 24, 2020 · US
Power-based decoding of data received over an optical communication path
US-2020336218-A1 · Oct 22, 2020 · US
Impairment compensation techniques for high performance coherent optical transceivers
US-2020295842-A1 · Sep 17, 2020 · US