Patent Theme

Advanced Modulation & Coding Schemes

Techniques for encoding digital data onto analog carrier signals using complex constellation diagrams, multi-level signaling, or layered approaches, often combined with error correction codes, to achieve higher data rates, improved spectral efficiency, or extended range.

7,637 US filings from 963 companies since 2023 · 2023: 1,961 · 2024: 2,416 · 2025: 2,304 · 2026 YTD: 956

Physical Transmission & Modulation

Top companies

Ranked by filings in this theme since 2023. 2026 is partial.

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	Huawei Technologies Co., Ltd.	786	155	250	263	118	+5.2%
2	QUALCOMM Incorporated	713	150	217	228	118	+5.1%
3	SAMSUNG ELECTRONICS CO., LTD.	432	144	142	98	48	-31.0%
4	Telefonaktiebolaget LM Ericsson (publ)	239	66	77	67	29	-13.0%
5	ZTE Corporation	199	46	67	57	29	-14.9%
6	LG ELECTRONICS INC.	134	41	43	38	12	-11.6%
7	INTEL CORPORATION	122	40	40	35	7	-12.5%
8	ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE	112	48	32	20	12	-37.5%
9	Apple Inc.	109	31	37	29	12	-21.6%
10	BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.	101	14	23	43	21	+87.0%
11	SUN PATENT TRUST	93	31	36	22	4	-38.9%
12	Panasonic Intellectual Property Corporation of America	92	34	32	23	3	-28.1%
13	Avago Technologies International Sales Pte. Limited	90	3	17	32	38	+88.2%
14	Nokia Technologies Oy	87	18	28	30	11	+7.1%
15	NEC CORPORATION	81	23	32	19	7	-40.6%
16	InterDigital Patent Holdings, Inc.	76	10	25	30	11	+20.0%
17	VIVO MOBILE COMMUNICATION CO., LTD.	73	10	26	27	10	+3.8%
18	Nokia Solutions and Networks Oy	71	20	22	20	9	-9.1%
19	TEXAS INSTRUMENTS INCORPORATED	71	28	19	16	8	-15.8%
20	Hughes Network Systems, LLC	60	16	18	22	4	+22.2%
21	Micron Technology, Inc.	59	16	19	10	14	-47.4%
22	Nippon Telegraph and Telephone Corporation	59	13	23	22	1	-4.3%
23	Mitsubishi Electric Corporation	56	15	19	18	4	-5.3%
24	SONY GROUP CORPORATION	53	16	19	16	2	-15.8%
25	Comcast Cable Communications, LLC	49	15	16	16	2	0.0%