Test system and test method
US-2019215085-A1 · Jul 11, 2019 · US
Over-the-air testing
Over-the-air testing · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H04B17/191 |
| Official title | {Over-the-air testing} |
| Display label | Over-the-air testing |
| Total patents | 265 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 12 |
| 2016 | 9 |
| 2017 | 19 |
| 2018 | 16 |
| 2019 | 33 |
| 2020 | 35 |
| 2021 | 32 |
| 2022 | 36 |
| 2023 | 36 |
| 2024 | 16 |
| 2025 | 17 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Over-the-air measurement system as well as method for testing the over-the-air characteristics of a device under test
US-2019132064-A1 · May 2, 2019 · US
Over the air measurement module
US-10200135-B2 · Feb 5, 2019 · US
Test system and method for over the air (OTA) measurements with a dynamic adjustable grid
US-10177863-B1 · Jan 8, 2019 · US
Active antenna device and test method therefor
US-2018367225-A1 · Dec 20, 2018 · US
System and method for performing over-the-air tests for massive multi-input/multi-output wireless system
US-2018337738-A1 · Nov 22, 2018 · US
Measuring system for over-the-air power measurements
US-10135553-B2 · Nov 20, 2018 · US
System and method for remote keyless system characterization
US-10110327-B2 · Oct 23, 2018 · US
System for measuring radio frequency power
US-10056987-B1 · Aug 21, 2018 · US
Systems and methods for performing multiple input, multiple output (mimo) over-the-air testing
US-2018212695-A1 · Jul 26, 2018 · US
Systems and methods for performing multiple input, multiple output (MIMO) over-the-air testing
US-10033473-B1 · Jul 24, 2018 · US
System and method for performing over-the-air (OTA) testing of a device under test (DUT) having an integrated transmitter-antenna assembly
US-9985733-B1 · May 29, 2018 · US
Over The Air Commands For RF Testing
US-2018115372-A1 · Apr 26, 2018 · US
Test system and test method
US-9954279-B1 · Apr 24, 2018 · US
Measuring system and a measuring method with broadband synchronisation and narrow-band signal analysis
US-9948410-B2 · Apr 17, 2018 · US
Method and apparatus for testing the beamforming performance of a wireless communication device
US-9941982-B2 · Apr 10, 2018 · US
System for evaluation of MIMO antenna deployment
US-9941941-B2 · Apr 10, 2018 · US
Test arrangement and test method
US-9906315-B1 · Feb 27, 2018 · US
System and method for remote keyless system characterization
US-2018041291-A1 · Feb 8, 2018 · US
Method for testing a multiple-input and multiple-output device and test system
US-9866294-B1 · Jan 9, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H04B17/191?
- CPC H04B17/191 is the Cooperative Patent Classification code for “Over-the-air testing.”
- How many patents are filed under CPC H04B17/191 (Over-the-air testing)?
- Our database includes 265 publications tagged with this CPC code.
- Is patent activity under CPC H04B17/191 growing?
- Publication counts under this code: 16 in 2024 vs 17 in 2025 (latest complete years).