U.S. Patent 2,292,387
E495701
U.S. Patent 2,292,387 is the World War II–era patent co-invented by actress Hedy Lamarr that introduced a frequency-hopping communication system, a foundational technology for modern wireless communications.
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
United States patent
ⓘ
frequency-hopping communication patent ⓘ |
| applicationNumber | 398,650 ⓘ |
| assignee |
George Antheil
NERFINISHED
ⓘ
Hedy Kiesler Markey NERFINISHED ⓘ |
| associatedWith |
George Antheil’s work in mechanical synchronization
ⓘ
Hedy Lamarr’s contributions to technology ⓘ |
| citedAsPriorArtIn | later spread-spectrum patents ⓘ |
| classification | frequency-hopping ⓘ |
| coInventorWith |
George Antheil
NERFINISHED
ⓘ
Hedy Lamarr NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| describes |
method of synchronizing frequency changes between transmitter and receiver
ⓘ
secret communication system using frequency hopping ⓘ |
| designedFor |
military communications
ⓘ
torpedo guidance ⓘ |
| documentType | utility patent ⓘ |
| era | World War II ⓘ |
| fieldOfInvention |
frequency-hopping spread spectrum
ⓘ
secure radio communication ⓘ |
| filingDate | 1941-06-10 ⓘ |
| historicalSignificance | early practical proposal of frequency-hopping spread spectrum ⓘ |
| influenced |
Bluetooth
NERFINISHED
ⓘ
CDMA cellular technology ⓘ Wi‑Fi NERFINISHED ⓘ modern wireless communication technologies ⓘ spread spectrum communications ⓘ |
| inventor |
George Antheil
NERFINISHED
ⓘ
Hedy Lamarr NERFINISHED ⓘ |
| issueDate | 1942-08-11 ⓘ |
| jurisdiction | United States Patent Office NERFINISHED ⓘ |
| language | English ⓘ |
| medium | paper patent document ⓘ |
| ownerAtIssuance |
George Antheil
NERFINISHED
ⓘ
Hedy Kiesler Markey NERFINISHED ⓘ |
| patentNumber | 2,292,387 ⓘ |
| priorityDate | 1941-06-10 ⓘ |
| purpose | to prevent enemy jamming of radio-controlled torpedoes ⓘ |
| relatedTo |
U.S. Navy torpedo control systems
ⓘ
secure spread-spectrum radio ⓘ |
| status | expired ⓘ |
| timeToIssue | about 14 months from filing to grant ⓘ |
| title | Secret Communication System NERFINISHED ⓘ |
| uses | piano-roll-like mechanism for frequency control ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Hedy Lamarr