Displacement measurement using millimeter-wave metamaterial targets
US-2024310507-A1 · Sep 19, 2024 · US
using transponders powered from received waves, e.g. using passive transponders {, or using passive reflectors}
using transponders powered from received waves, e.g. using passive transponders {, or using passive reflectors} · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01S13/75 |
| Official title | using transponders powered from received waves, e.g. using passive transponders {, or using passive reflectors} |
| Display label | using transponders powered from received waves, e.g. using passive transponders {, or using passive reflectors} |
| Total patents | 324 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 23 |
| 2016 | 19 |
| 2017 | 23 |
| 2018 | 28 |
| 2019 | 22 |
| 2020 | 28 |
| 2021 | 29 |
| 2022 | 33 |
| 2023 | 32 |
| 2024 | 38 |
| 2025 | 40 |
| 2026 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Localization and Health Monitoring
US-2024168149-A1 · May 23, 2024 · US
Determining a location based on radio frequency identification (rfid) read events
US-2017364720-A1 · Dec 21, 2017 · US
System and method for detecting movement of a mobile asset and controlling operations of the asset based on its movement
US-9841490-B1 · Dec 12, 2017 · US
System for and method of rapidly determining true bearings of radio frequency identification (RFID) tags associated with items in a controlled area
US-9836630-B2 · Dec 5, 2017 · US
Waste management system implementing receptacle tracking
US-9824337-B1 · Nov 21, 2017 · US
Position determination apparatus
US-2017328977-A1 · Nov 16, 2017 · US
System for and method of estimating bearings of radio frequency identification (RFID) tags that return RFID receive signals whose power is below a predetermined threshold
US-9797979-B2 · Oct 24, 2017 · US
Distance determination between RFID tags
US-9767330-B2 · Sep 19, 2017 · US
Determining a location based on radio frequency identification (RFID) read events
US-9734368-B1 · Aug 15, 2017 · US
Time of arrival delay cancellations
US-9702970-B2 · Jul 11, 2017 · US
Method of determining the position of an rfid transponder
US-2017176571-A1 · Jun 22, 2017 · US
Methods and systems for determining vehicle position in an automatic vehicle identification system
US-9651659-B2 · May 16, 2017 · US
Methods, systems and apparatuses for radio frequency identification
US-9652646-B1 · May 16, 2017 · US
Radio frequency energy-transmitting apparatus with location detection function and radio frequency energy-harvesting apparatus and radio frequency energy-transmitting method with location detection function
US-2017108585-A1 · Apr 20, 2017 · US
Systems and methods for vehicle position detection
US-9606224-B2 · Mar 28, 2017 · US
Methods and systems for determining a range rate for a backscatter transponder
US-9599703-B2 · Mar 21, 2017 · US
Distance determination between rfid tags
US-2017017814-A1 · Jan 19, 2017 · US
High precision time of flight measurement system for industrial automation
US-2016363663-A1 · Dec 15, 2016 · US
High precision subsurface imaging and location mapping with time of flight measurement systems
US-2016363664-A1 · Dec 15, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01S13/75?
- CPC G01S13/75 is the Cooperative Patent Classification code for “using transponders powered from received waves, e.g. using passive transponders {, or using passive reflectors}.”
- How many patents are filed under CPC G01S13/75 (using transponders powered from received waves, e.g. using passive transponders {, or using passive reflectors})?
- Our database includes 324 publications tagged with this CPC code.
- Is patent activity under CPC G01S13/75 growing?
- Publication counts under this code: 38 in 2024 vs 40 in 2025 (latest complete years).