H04L 1/14
In which the signals are sent back to the transmitter to be
Official title: in which the signals are sent back to the transmitter to be checked {; echo systems}
H04L1/14 (In which the signals are sent back to the transmitter to be) appears on 82 US grants and 60 published applications in this corpus.
Search patents in H04L- Granted patents
- 82
- Published applications
- 60
- Assignees
- 58
- Inventors
- 172
- Latest grant
- 24 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 2 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 8 |
| 2011 | 0 | 1 |
| 2012 | 3 | 1 |
| 2013 | 1 | 5 |
| 2014 | 4 | 3 |
| 2015 | 5 | 2 |
| 2016 | 4 | 8 |
| 2017 | 2 | 3 |
| 2018 | 3 | 5 |
| 2019 | 5 | 4 |
| 2020 | 5 | 5 |
| 2021 | 2 | 3 |
| 2022 | 2 | 1 |
| 2023 | 1 | 3 |
| 2024 | 3 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Avoiding multiple retransmissions of signalling transported by 5G NAS transport24 Jun 2025US 12,341,613 B2Telefonaktiebolaget LM Ericsson (publ)
- Electronic device for expanding sensing bandwidth by integrating plurality of channel impulse responses, and control method therefor25 Mar 2025US 12,259,457 B2Samsung Electronics Co., Ltd.
- Billing method and apparatus in wireless communication system2 Jul 2024US 12,028,785 B2Samsung Electronics Co., Ltd.
- Multiplexing schemes for OFDMA30 Jan 2024US 11,888,615 B2Apple Inc.
- Avoiding multiple retransmissions of signalling transported by 5G NAS transport2 Jan 2024US 11,863,323 B2Telefonaktiebolaget LM Ericsson (publ)
- Avoiding multiple retransmissions of signalling transported by 5g nas transport16 May 2024US 2024/0163014 A1Telefonaktiebolaget LM Ericsson (publ)
- Hybrid automatic repeat request feedback codebook for multi-cell scheduling19 Oct 2023US 2023/0337256 A1QUALCOMM Incorporated
- Exchanging quasi colocation information and acknowledging downlink control information27 Apr 2023US 2023/0125863 A1QUALCOMM Incorporated
- Electronic device for expanding sensing bandwidth by integrating plurality of channel impulse responses, and control method therefor26 Jan 2023US 2023/0023227 A1Samsung Electronics Co., Ltd.
- Avoiding multiple retransmissions of signalling transported by 5g nas transport22 Dec 2022US 2022/0407624 A1Telefonaktiebolaget LM Ericsson (publ)
Most cited
By later US patents
- Computer controlled security system253US 4,006,460 AWestinghouse Electric Corp. · 1977
- Network communication protocol including a reliable multicasting technique217US 5,297,143 AEchelon Systems Corporation · 1994
- Transceiver for extending a CSMA/CD network for wireless communication159US 5,917,629 AInternational Business Machines Corporation · 1999
- Apparatus for continuous assessment of data transmission accuracy in a communication system78US 3,934,224 AHoneywell Information Systems Inc. · 1976
- Automatic synchronizing system for digital asynchronous communications56US 4,225,960 AWestinghouse Electric Corp. · 1980