H04B 7/2628
Using code-division multiple access [cdma] or spread spectrum multiple access [ssma]
Official title: {using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA] (H04B7/2618 takes precedence)}
H04B7/2628 (Using code-division multiple access [cdma] or spread spectrum multiple access [ssma]) appears on 1,183 US grants and 905 published applications in this corpus.
Search patents in H04B- Granted patents
- 1,183
- Published applications
- 905
- Assignees
- 244
- Inventors
- 1,403
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 13 | 0 |
| 1995 | 14 | 0 |
| 1996 | 25 | 0 |
| 1997 | 26 | 0 |
| 1998 | 35 | 0 |
| 1999 | 48 | 0 |
| 2000 | 48 | 0 |
| 2001 | 53 | 33 |
| 2002 | 58 | 101 |
| 2003 | 57 | 69 |
| 2004 | 58 | 79 |
| 2005 | 58 | 83 |
| 2006 | 70 | 68 |
| 2007 | 44 | 61 |
| 2008 | 32 | 51 |
| 2009 | 54 | 42 |
| 2010 | 69 | 21 |
| 2011 | 48 | 15 |
| 2012 | 51 | 28 |
| 2013 | 39 | 25 |
| 2014 | 30 | 31 |
| 2015 | 35 | 34 |
| 2016 | 34 | 40 |
| 2017 | 41 | 25 |
| 2018 | 16 | 22 |
| 2019 | 28 | 17 |
| 2020 | 27 | 21 |
| 2021 | 20 | 14 |
| 2022 | 6 | 7 |
| 2023 | 12 | 6 |
| 2024 | 10 | 6 |
| 2025 | 6 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Site safety system29 Sep 2026US 12,750,649 B2iC5ISR LLC
- Method and apparatus for signal interference processing7 Jul 2026US 12,677,307 B2ISCO International, LLC
- Methods and apparatus for utilizing short transmission time intervals in a wireless communications network24 Feb 2026US 12,563,568 B2Telefonaktiebolaget LM Ericsson (publ)
- Creating library of interferers23 Dec 2025US 12,507,270 B2ISCO International, LLC
- Searching for control channels in a wireless network23 Sep 2025US 12,425,962 B2Wireless Future Technologies Inc.
- Method and apparatus for signal interference processing24 Sep 2026US 2026/0292861 A1ISCO International, LLC
- Methods and Apparatus for Utilizing Short Transmission Time Intervals in a Wireless Communications Network2 Jul 2026US 2026/0190118 A1
- Creating library of interferers5 Mar 2026US 2026/0067917 A1ISCO International, LLC
- Communication control apparatus, communication apparatus, communication system, storage medium, and communication control method18 Sep 2025US 2025/0293791 A1NEC Corporation
- Method and apparatus for collecting and processing interference information14 Aug 2025US 2025/0261225 A1ISCO International, LLC
Most cited
By later US patents
- System and method for generating signal waveforms in a CDMA cellular telephone system1,721US 5,103,459 AQUALCOMM Incorporated · 1992
- CDMA microcellular telephone system and distributed antenna system therefor661US 5,280,472 AQUALCOMM Incorporated · 1994
- Dual distributed antenna system415US 5,513,176 AQUALCOMM Incorporated · 1996
- Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system406US 5,265,119 AQUALCOMM Incorporated · 1993
- System and method for generating signal waveforms in a CDMA cellular telephone system404US 5,416,797 AQUALCOMM Incorporated · 1995