Description
Class H04J : MULTIPLEX COMMUNICATION
Subclass 1/05: Frequency-division multiplex systems ( H04J 14/02 takes precedence) Details Frequency-transposition arrangements using digital techniques
H04J 1/05
Sub-Class
Stats
- 25 US PATENTS IN FORCE
- 2 US APPLICATIONS PENDING
- 13 Total Patent Owners
- 60 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11689250 | Systems and methods for noise floor optimization in distributed antenna system with direct digital interface to base station | Feb 15, 19 | Jun 27, 23 | CommScope Technologies LLC |
| 11677484 | Resource conserving weighted overlap-add channelizer | Dec 04, 20 | Jun 13, 23 | Hughes Network Systems, LLC |
| 11659411 | Single radio switching between multiple wireless links | Nov 12, 19 | May 23, 23 | Microsoft Technology Licensing, LLC. |
| 11579244 | Multiplexing radar beat signals | Nov 26, 19 | Feb 14, 23 | QUALCOMM Incorporated |
| 11456812 | Demultiplexing circuit, multiplexing circuit, and channelizer relay unit | Mar 05, 18 | Sep 27, 22 | Mitsubishi Electric Corporation |
| 11223434 | Method for combating impulsive interference/noise in multicarrier underwater acoustic communications | Jul 30, 20 | Jan 11, 22 | The Government of the United States of America, as represented by the Secretary of the Navy |
| 10771176 | Method for combating impulsive interference/noise in multicarrier underwater acoustic communications | Jan 15, 19 | Sep 08, 20 | The Government of the United States of America, as represented by the Secretary of the Navy |
| 10517001 | Single radio switching between multiple wireless links | May 07, 16 | Dec 24, 19 | Microsoft Technology Licensing, LLC. |
| 10347987 | Satellite system having terminals in hopping beams communicating with more than one gateway | Jun 03, 16 | Jul 09, 19 | Space Systems/Loral LLC |
| 10033443 | MIMO transceiver suitable for a massive-MIMO system | Apr 15, 16 | Jul 24, 18 | Alcatel-Lucent USA Inc. |
| 9515690 | Receiver with multi-spectrum parallel amplification | Aug 22, 14 | Dec 06, 16 | Interstate Electronics Corporation |
| 9167579 | Method and transmitter/receiver for data transmission with flexible exploitation of time and frequency diversity | Dec 21, 12 | Oct 20, 15 | VODAFONE HOLDING GMBH |
| 9136933 | Demultiplexing apparatus, multiplexing apparatus, and relay apparatus | Aug 22, 11 | Sep 15, 15 | MITSUBISHI ELECTRIC CORPORATION |
| 7046694 | In-band on-channel digital broadcasting method and system | Jun 11, 01 | May 16, 06 | Digital Radio Express, Inc. |
| 6351451 | Digital multi-channel demultiplexer/multiplexer (MCD/M) architecture | Jul 25, 00 | Feb 26, 02 | TAMIRAS PER PTE. LTD., LLC |
| 6246698 | In-band on-channel digital broadcasting method and system | Nov 24, 98 | Jun 12, 01 | Digital Radio Express, Inc. |
| 6091704 | Digital multi-channel demultiplexer/multiplexer (MCD/M) architecture | Feb 01, 99 | Jul 18, 00 | TAMIRAS PER PTE. LTD., LLC |
| 5949796 | In-band on-channel digital broadcasting method and system | Jun 19, 96 | Sep 07, 99 | Digital Radio Express, Inc. |
| 5914931 | Method of initial frame synchronization using orthogonal frequency division multiplexing signals | Mar 13, 97 | Jun 22, 99 | TITANPLATFORM CORPORATION |
| 5867479 | Digital multi-channel demultiplexer/multiplex (MCD/M architecture) | Jun 27, 97 | Feb 02, 99 | TAMIRAS PER PTE. LTD., LLC |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0096,921 | IFoF SCHEME OPTICAL TRANSMISSION SYSTEM | Dec 04, 24 | Mar 20, 25 | Mitsubishi Electric Corporation |
| 2020/0228,216 | METHOD FOR COMBATING IMPULSIVE INTERFERENCE/NOISE IN MULTICARRIER UNDERWATER ACOUSTIC COMMUNICATIONS | Jan 15, 19 | Jul 16, 20 | Not available |
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)