for frequency-division multiplexing {(H04Q11/0001 takes precedence)}

for frequency-division multiplexing {(H04Q11/0001 takes precedence)} · Cooperative Patent Classification (CPC)

Electric circuits, power, telecommunications, and semiconductors.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeH04Q11/02
Official titlefor frequency-division multiplexing {(H04Q11/0001 takes precedence)}
Display labelfor frequency-division multiplexing {(H04Q11/0001 takes precedence)}
Total patents69

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20152
20162
20173
20184
201912
202011
202110
20225
20236
202410
20254

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC H04Q11/02?
CPC H04Q11/02 is the Cooperative Patent Classification code for “for frequency-division multiplexing {(H04Q11/0001 takes precedence)}.”
How many patents are filed under CPC H04Q11/02 (for frequency-division multiplexing {(H04Q11/0001 takes precedence)})?
Our database includes 69 publications tagged with this CPC code.
Is patent activity under CPC H04Q11/02 growing?
Publication counts under this code: 10 in 2024 vs 4 in 2025 (latest complete years).