Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication

Filing statistics

IPC H04B 10/00 belongs to the parent subclass H04B, which recorded 440,404 patent applications worldwide between 2013 and 2023. Annual filings grew from 35,964 in 2013 to 39,968 in 2023 (+11%), peaking at 45,523 applications in 2020. The most active applicants in class H04 are QUALCOMM (97,396 applications), HUAWEI TECHNOLOGIES COMPANY (96,502 applications) and SAMSUNG ELECTRONICS COMPANY (86,981 applications).

Source: EPO PATSTAT, worldwide filings

Additional Content

station stations head-end or subscriber network terminal soliton solitons an optical pulse that does not change during propagation because of a balance between non-linear and linear effects in the fibre air the standard gaseous mixture of nitrogen and oxygen or this mixture with varying amounts of moisture and particulate matter, enveloping the earth; the atmosphere fluid liquid corpuscular radiation beams of atomic or subatomic discrete particles, e.g. photon, alpha particle, neutron, fission fragment or fissionable isotope.