Digital signal processing in mud pulse telemetry
US-11448065-B2 · Sep 20, 2022 · US
This page is not indexed by search engines while we improve data quality.
of position-modulated pulses
of position-modulated pulses · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03K9/04 |
| Official title | of position-modulated pulses |
| Display label | of position-modulated pulses |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 3 |
| 2018 | 1 |
| 2020 | 2 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Digital signal processing in mud pulse telemetry
US-2020208512-A1 · Jul 2, 2020 · US
Devices and methods for digital signal processing in mud pulse telemetry
US-10619479-B2 · Apr 14, 2020 · US
Converter for converting code-modulated power with conversion code, power transmission system, and controller
US-9966939-B2 · May 8, 2018 · US
Devices and methods for digital signal processing in mud pulse telemetry
US-2017234125-A1 · Aug 17, 2017 · US
Converter for converting code-modulated power with conversion code, power transmission system, and controller
US-2017229974-A1 · Aug 10, 2017 · US
Method for symbol clock recovery in pulse position modulation (PPM) systems
US-9641312-B1 · May 2, 2017 · US
System and method for transmitting and receiving signal with quasi-periodic pulse sequence
US-9130816-B2 · Sep 8, 2015 · US