Implementation of orthogonal time frequency space modulation for wireless communications
US-12177057-B2 · Dec 24, 2024 · US
using a pair of orthogonal carriers, e.g. quadrature carriers
using a pair of orthogonal carriers, e.g. quadrature carriers · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H04L27/206 |
| Official title | {using a pair of orthogonal carriers, e.g. quadrature carriers} |
| Display label | using a pair of orthogonal carriers, e.g. quadrature carriers |
| Total patents | 263 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 22 |
| 2016 | 23 |
| 2017 | 22 |
| 2018 | 20 |
| 2019 | 29 |
| 2020 | 25 |
| 2021 | 32 |
| 2022 | 18 |
| 2023 | 27 |
| 2024 | 25 |
| 2025 | 17 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical mm-wave signal generation using a single iq modulator
US-2017317760-A1 · Nov 2, 2017 · US
Circuits and methods for transmitting signals
US-9800272-B2 · Oct 24, 2017 · US
Transmitter for fbmc system with block-alamouti type space-time coding
US-2017302408-A1 · Oct 19, 2017 · US
Broadcast signal transmitter/receiver and broadcast signal transmitting/receiving method
US-9794102-B2 · Oct 17, 2017 · US
Method of signal generation and signal generating device
US-2017230224-A1 · Aug 10, 2017 · US
Outphasing amplifier
US-2017230106-A1 · Aug 10, 2017 · US
Method for transmitting frame and method for detecting transmission mode
US-9716606-B2 · Jul 25, 2017 · US
I/Q Modulator and Demodulator with Wide Instantaneous Bandwidth and High Local-Oscillator-Port-to-Radio-Frequency-Port Isolation
US-2017201288-A1 · Jul 13, 2017 · US
Method and apparatus for generating phase shift control signals
US-2017180169-A1 · Jun 22, 2017 · US
Method of signal generation and signal generating device
US-9667333-B2 · May 30, 2017 · US
I/Q Modulator and Demodulator with Wide Instantaneous Bandwidth and High Local-Oscillator-Port-to-Radio-Frequency-Port Isolation
US-2017104617-A1 · Apr 13, 2017 · US
I/Q modulator and demodulator with wide instantaneous bandwidth and high local-oscillator-port-to-radio-frequency-port isolation
US-9621387-B1 · Apr 11, 2017 · US
Automatic power control system for a code division multiple access (CDMA) communications system
US-9564963-B2 · Feb 7, 2017 · US
Broadcast signal transmitter/receiver and broadcast signal transmitting/receiving method
US-2017005845-A1 · Jan 5, 2017 · US
Wireless communication device and malfunction determining method
US-9525581-B2 · Dec 20, 2016 · US
Method and device for generating non-gaussian interference channel in wireless communication system
US-2016366006-A1 · Dec 15, 2016 · US
Correction of quadrature modulation errors
US-9509489-B1 · Nov 29, 2016 · US
Method and Apparatus for Transmitting and Receiving System Information
US-2016337106-A1 · Nov 17, 2016 · US
Uplink control data transmission
US-9485060-B2 · Nov 1, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H04L27/206?
- CPC H04L27/206 is the Cooperative Patent Classification code for “using a pair of orthogonal carriers, e.g. quadrature carriers.”
- How many patents are filed under CPC H04L27/206 (using a pair of orthogonal carriers, e.g. quadrature carriers)?
- Our database includes 263 publications tagged with this CPC code.
- Is patent activity under CPC H04L27/206 growing?
- Publication counts under this code: 25 in 2024 vs 17 in 2025 (latest complete years).