H04J 13/0055
Zcz [zero correlation zone]
Official title: {ZCZ [zero correlation zone]}
H04J13/0055 (Zcz [zero correlation zone]) appears on 1,045 US grants and 1,195 published applications in this corpus.
Search patents in H04J- Granted patents
- 1,045
- Published applications
- 1,195
- Assignees
- 168
- Inventors
- 1,153
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 5 |
| 2003 | 1 | 3 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 3 |
| 2007 | 1 | 8 |
| 2008 | 1 | 25 |
| 2009 | 1 | 33 |
| 2010 | 8 | 76 |
| 2011 | 22 | 51 |
| 2012 | 66 | 70 |
| 2013 | 83 | 71 |
| 2014 | 71 | 60 |
| 2015 | 85 | 75 |
| 2016 | 83 | 67 |
| 2017 | 65 | 70 |
| 2018 | 51 | 64 |
| 2019 | 69 | 99 |
| 2020 | 87 | 101 |
| 2021 | 80 | 74 |
| 2022 | 81 | 75 |
| 2023 | 69 | 47 |
| 2024 | 63 | 39 |
| 2025 | 37 | 50 |
| 2026 | 17 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- CP-transparent OOK OFDM waveform for an ambient IoT6 Oct 2026US 12,756,604 B2QUALCOMM Incorporated
- Circular time shift modulation for communications29 Sep 2026US 12,750,150 B2Rutgers, The State University of New Jersey
- Radio communication apparatus and radio communication method22 Sep 2026US 12,744,614 B2Panasonic Holdings Corporation
- Transmission method and receiver1 Sep 2026US 12,726,291 B2Nordic Semiconductor ASA
- Backscatter link channel estimation with PSD limitation1 Sep 2026US 12,726,382 B2QUALCOMM Incorporated
- Bistatic radar sensing in the presence of synchronization signals8 Oct 2026US 2026/0309854 A1Telefonaktiebolaget LM Ericsson (publ)
- Wireless transmission device, wireless reception device, transmission method, and reception method8 Oct 2026US 2026/0312853 A1Panasonic Intellectual Property Corporation of America
- Transceiver transmission configuration associated with a multi-transceiver device for uplink signal transmission24 Sep 2026US 2026/0292689 A1QUALCOMM Incorporated
- Communication method and apparatus10 Sep 2026US 2026/0270020 A1Huawei Technologies Co., Ltd.
- Low-complexity fast acquisition technique with minimal snr loss3 Sep 2026US 2026/0259331 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Efficient scheduling request channel for wireless networks133US 7,778,151 B2Texas Instruments Incorporated · 2010
- Transmission and reception of reference preamble signals in OFDMA or OFDM communication systems54US 8,116,195 B2ZTE (USA) Inc. · 2012
- Signalling52US 8,036,197 B2Nokia Corporation · 2011
- Sequence generating method for efficient detection and method for transmitting and receiving signals using the same44US 8,130,863 B2LG Electronics Inc. · 2012
- Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals35US 9,369,325 B2LG Electronics Inc. · 2016