Low-profile monopulse tracker
US-10481253-B1 · Nov 19, 2019 · US
providing sum and difference patterns (H01Q25/04 takes precedence)
providing sum and difference patterns (H01Q25/04 takes precedence) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01Q25/02 |
| Official title | providing sum and difference patterns (H01Q25/04 takes precedence) |
| Display label | providing sum and difference patterns (H01Q25/04 takes precedence) |
| Total patents | 150 |
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 | 12 |
| 2018 | 13 |
| 2019 | 22 |
| 2020 | 21 |
| 2021 | 15 |
| 2022 | 15 |
| 2023 | 13 |
| 2024 | 5 |
| 2025 | 12 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
On-chip, wideband, differentially fed antennas with integrated bias structures
US-10473587-B2 · Nov 12, 2019 · US
Antenna arrangement for transmitting reference signals
US-2019319684-A1 · Oct 17, 2019 · US
Antenna arrangement for transmitting reference signals
US-10432273-B1 · Oct 1, 2019 · US
Multipolarized vector sensor array antenna system for search and rescue applications
US-10416268-B2 · Sep 17, 2019 · US
Random access handling in single frequency network with unidirectional antenna node arrangement
US-10419974-B2 · Sep 17, 2019 · US
High pointing accuracy spacecraft
US-10367575-B1 · Jul 30, 2019 · US
Multiple antenna system and method for mobile platforms
US-2019229408-A1 · Jul 25, 2019 · US
Multiple antenna system and method for mobile platforms
US-10297908-B2 · May 21, 2019 · US
Wideband phased mobile antenna array devices, systems, and methods
US-2019109386-A1 · Apr 11, 2019 · US
Monopulse autotracking system for high gain antenna pointing
US-10230163-B2 · Mar 12, 2019 · US
Angle Estimating Method and Radar System
US-2019064339-A1 · Feb 28, 2019 · US
Method of detecting an object
US-2019025418-A1 · Jan 24, 2019 · US
On-chip, wideband, differentially fed antennas with integrated bias structures
US-2019017931-A1 · Jan 17, 2019 · US
Communication apparatus and communication method
US-2018359646-A1 · Dec 13, 2018 · US
Device and method for determining the position of a transmitter relative to a detection region
US-2018348329-A1 · Dec 6, 2018 · US
Antenna device
US-10090604-B2 · Oct 2, 2018 · US
Systems and methods for reducing directional interference based on adaptive excision and beam repositioning
US-10056675-B1 · Aug 21, 2018 · US
Multipolarized vector sensor array antenna system for search and rescue applications
US-2018123238-A1 · May 3, 2018 · US
Dual Vertical Beam Cellular Array
US-2018109007-A1 · Apr 19, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01Q25/02?
- CPC H01Q25/02 is the Cooperative Patent Classification code for “providing sum and difference patterns (H01Q25/04 takes precedence).”
- How many patents are filed under CPC H01Q25/02 (providing sum and difference patterns (H01Q25/04 takes precedence))?
- Our database includes 150 publications tagged with this CPC code.
- Is patent activity under CPC H01Q25/02 growing?
- Publication counts under this code: 5 in 2024 vs 12 in 2025 (latest complete years).