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H04N 1/32723

Speech signals

Official title: {speech signals}

H04N1/32723 (Speech signals) appears on 56 US grants and 17 published applications in this corpus.

Search patents in H04N

Granted patents: 56
Published applications: 17
Assignees: 24
Inventors: 85
Latest grant: 22 Dec 2020

Filings by year

H04N 1/32723: granted patents and published applications per publication year
Year	Granted patents	Published applications
1989	3	0
1990	2	0
1991	4	0
1992	3	0
1993	2	0
1994	4	0
1995	3	0
1996	6	0
1997	2	0
1998	2	0
1999	3	0
2000	1	0
2001	1	0
2002	2	0
2003	1	2
2004	0	0
2005	0	1
2006	1	2
2007	1	0
2008	1	1
2009	2	2
2010	1	1
2011	3	2
2012	1	0
2013	1	0
2014	1	3
2015	0	1
2016	3	0
2017	1	1
2018	0	0
2019	0	0
2020	1	1

By publication year. Applications have been published since 2001.

Recent patents

Communication apparatus capable of remote setting by voice communication, control method, and program22 Dec 2020US 10,873,674 B2Canon Kabushiki Kaisha
Method and system for call, facsimile and electronic message forwarding19 Dec 2017US 9,848,087 B2AT&T Intellectual Property I, L. P.
Method and system for call, facsimile and electronic message forwarding25 Oct 2016US 9,479,645 B2AT&T Intellectual Property I, L. P.
Communication apparatus, method of controlling the same, and storage medium13 Sep 2016US 9,444,933 B2Canon Kabushiki Kaisha
Communicating apparatus, control method therefor, and storage medium storing program16 Feb 2016US 9,264,576 B2Canon Kabushiki Kaisha

Most cited

By later US patents