Description
Class H04J : MULTIPLEX COMMUNICATION
Subclass 1/08: Frequency-division multiplex systems ( H04J 14/02 takes precedence) Details Arrangements for combining channels
H04J 1/08
Sub-Class
Stats
- 89 US PATENTS IN FORCE
- 8 US APPLICATIONS PENDING
- 36 Total Patent Owners
- 271 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12101161 | Method of high energy efficiency unmanned aerial vehicle (UAV) communication system assisted by intelligent reflecting surface | Sep 13, 21 | Sep 24, 24 | DALIAN UNIVERSITY OF TECHNOLOGY |
| 11997363 | Regenerative active distributed networks | Apr 14, 21 | May 28, 24 | Charter Communications Operating, LLC |
| 11979161 | Polyphase phase shifter | May 31, 22 | May 07, 24 | Texas Instruments Incorporated |
| 11929857 | Wireless communication device, wireless communication terminal and wireless communication method | Feb 24, 23 | Mar 12, 24 | International Semiconductor Group |
| 11916656 | Wireless communication system | Sep 27, 19 | Feb 27, 24 | NEC Corporation and Nippon Telegraph and Telephone Corporation |
| 11438083 | Signal generation device | Jun 24, 19 | Sep 06, 22 | Nippon Telegraph and Telephone Corporation |
| 11349465 | Polyphase phase shifter | Feb 28, 20 | May 31, 22 | Agilent Technologies Texas Instruments Incorporated |
| 11316547 | Signal generation circuit and related chip, flow meter and method | May 19, 20 | Apr 26, 22 | SHENZHEN GOODIX TECHNOLOGY CO., LTD. |
| 11239931 | Generalized frequency division multiplexing method with multiple-input multiple-output and flexible index modulation | Jul 03, 18 | Feb 01, 22 | ISTANBUL TEKNIK UNIVERSITESI; NETAS TELEKOMUNIKASYON A.S.; |
| 11159262 | Decoder | Jul 30, 19 | Oct 26, 21 | Heron Electric Company Limited |
| 11153023 | Reducing interference by combining signals at different strengths and transmitting the combined signal from an antenna | Apr 05, 19 | Oct 19, 21 | AT&T Intellectual Property I, L.P.; AT & T Mobility II LLC; |
| 11139903 | Microwave combiner and distributer for quantum signals using frequency-division multiplexing | Jan 06, 20 | Oct 05, 21 | IBM Corporation |
| 11038541 | Multi-frequency transceiver and base station | Sep 30, 19 | Jun 15, 21 | Huawei Technologies Co. Ltd. |
| 10911170 | Method and apparatus for multiplexing demodulation reference signals and communication system | Feb 01, 19 | Feb 02, 21 | Fujitsu Limited |
| 10798225 | Simultaneous transmission method across multiple wireless communication standards | Jan 25, 17 | Oct 06, 20 | NEC Corporation and Nippon Telegraph and Telephone Corporation |
| 10778355 | Frequency division multiplexing scheme for phasing synthetic aperture radars and receivers | Jun 05, 19 | Sep 15, 20 | United States of America as represented by the Administrator of NASA |
| 10749551 | Systems and methods for extended spectrum amplifiers | May 31, 19 | Aug 18, 20 | Cox Communications, Inc. |
| 10742341 | Control unit, system and method for sending and receiving radio signals in several frequency ranges | Feb 04, 16 | Aug 11, 20 | Kathrein SE |
| 10700737 | Outbound interference reduction in a broadband powerline system | Apr 17, 19 | Jun 30, 20 | AT&T Intellectual Property II, L.P. |
| 10700512 | Transmitting and receiving circuit | Feb 23, 18 | Jun 30, 20 | Murata Manufacturing Co Ltd. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0056,208 | TECHNIQUES TO FACILITATE MULTIPLEXING UPLINK SIGNALS OF A REPEATER | Jun 02, 23 | Feb 15, 24 | Not available |
| 2024/0007,212 | WIRELESS COMMUNICATION SYSTEM, WIRELESS COMMUNICATION METHOD, TRANSMITTER, AND RECEIVER | Dec 21, 20 | Jan 04, 24 | NEC Corporation and Nippon Telegraph and Telephone Corporation |
| 2022/0345,236 | WIRELESS COMMUNICATION SYSTEM | Sep 27, 19 | Oct 27, 22 | NEC Corporation and Nippon Telegraph and Telephone Corporation |
| 2022/0140,927 | Frequency Multiplexing for Qubit Readout | Dec 17, 19 | May 05, 22 | Not available |
| 2021/0320,735 | Signal Generation Device | Jun 24, 19 | Oct 14, 21 | Not available |
| 2019/0349,104 | METHOD AND APPARATUS TO EFFICIENTLY SUPPORT NARROWBAND DEVICES IN BROADBAND SYSTEMS | May 14, 18 | Nov 14, 19 | AT&T Intellectual Property I, L.P.; AT&T Mobility II LLC; |
| 2019/0165,873 | Method and Apparatus for Multiplexing Demodulation Reference Signals and Communication System | Feb 01, 19 | May 30, 19 | Fujitsu Limited |
| 2016/0233,973 | CONTROL UNIT, SYSTEM AND METHOD FOR SENDING AND RECEIVING RADIO SIGNALS IN SEVERAL FREQUENCY RANGES | Feb 04, 16 | Aug 11, 16 | KATHREIN-WERKE KG |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 27 Months (last 2 years Issuances)
- 27 Months (last 5 years Issuances)