5G Radio Resource Control Patent Landscape 2026
Samsung Electronics dominates a heavily concentrated field of 18,972 patent families, holding a commanding lead over all rivals. Annual filing volume peaked around 2020 and has since eased, signaling a maturing standardization cycle rather than continued expansion.
Samsung leads a highly concentrated field with a substantial tier gap
Samsung Electronics sits at the top of the applicant ranking with 11,306 patent families, a position that dwarfs all other filers and reflects the company’s deep involvement in 5G NR standardization and device chipsets. Qualcomm ranks second at 2,677 patent families, followed by Apple at 1,627.
The top five filers account for 75% of the combined output of the hundred largest filers, confirming extreme concentration. The gap between Samsung and the second-ranked Qualcomm is larger than Qualcomm’s entire portfolio in this space, creating a structural moat that is difficult to close in a mature standardization cycle.
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 1 | Samsung Electronics Co., Ltd. | 11,306 | |
| 2 | Qualcomm Incorporated | 2,677 | |
| 3 | Apple Inc. | 1,627 | |
| 4 | Intel Corporation | 612 | |
| 5 | Huawei Technologies Co., Ltd. | 586 | |
| 6 | InterDigital Patent Holdings, Inc. | 488 | |
| 7 | AT&T INTELLECTUAL PROPERTY I L P | 469 | |
| 8 | Telefonaktiebolaget LM Ericsson (publ) | 377 | |
| 9 | LG Electronics Inc. | 352 | |
| 10 | Nokia Technologies Oy | 350 |
| # | Applicant | Patent families | Share |
|---|---|---|---|
| 11 | Guangdong OPPO Mobile Telecommunications Corp., Ltd. | 217 | |
| 12 | Sharp Corporation | 178 | |
| 13 | Beijing Xiaomi Mobile Software Co., Ltd. | 174 | |
| 14 | MediaTek Inc. | 164 | |
| 15 | KT Corporation | 139 | |
| 16 | The Massengill Family Trust | 108 | |
| 17 | T-Mobile US, Inc. | 107 | |
| 18 | Lenovo (Beijing) Limited | 107 | |
| 19 | NTT DOCOMO, Inc. | 102 | |
| 20 | Sony Group Corporation | 99 |
Samsung’s scale implies it holds blocking or essential positions across most Radio Resource Control sub-protocols, giving it leverage in standards-essential patent licensing and cross-licensing negotiations. Challengers such as Qualcomm, Apple, and Intel have meaningful but structurally subordinate portfolios that are more defensively than offensively positioned.
Filing counts for 2024–2026 are understated due to the 18–24 month publication lag inherent in patent systems; the apparent drop in those years should not be read as a sudden exit by any player. Longer-window growth, applicant concentration, and technology-route coverage are therefore more reliable signals than the latest-year bar alone.
Peak activity is behind us; wireless-protocol classes dominate the technology mix
The annual filing trend reveals a clear life-cycle arc, while the IPC composition confirms that core wireless-network and digital-transmission classes absorb the overwhelming majority of activity, with a long tail of emerging application verticals.
Annual filing trend
Filings grew sharply from 2017 to a peak around 2020, then declined through subsequent years. The 2024–2026 bars are truncated by publication lag and should not be read as a real acceleration of the decline. The overall shape is consistent with a field that mobilized heavily during early 5G NR standardization and is now normalizing.
↗ Hover for values · click a bar to ask EurekaTechnology composition
H04W (Wireless communication networks) and H04L (Digital information transmission) together account for the large majority of patent records, confirming that resource scheduling, uplink/downlink control signaling, and channel coding are the core battlegrounds. Secondary branches such as H04B (Transmission general) and H04J (Multiplex communication) are present at meaningfully lower volumes. A sparse long tail of verticals — including AI/ML (G06N), positioning (G01S), IoT (G16Y), and vehicular systems (B60W) — signals early-stage application of RRC technology beyond pure cellular protocol.
↗ Hover for values · click a bar to ask EurekaHighly cited patent families surfaced by the query
Citation-heavy patent families returned by the query. Use this section as citation context, not as a curated list of the most topic-specific patents.
Systems and methods for an enhanced scheduling req…
A 5G new radio (NR) Base Station (gNB) is described. The gNB includes a processor and memory in electronic communication with the processor. Instructions stored in the memory are executable to send a radio resource control (RRC) message to a user equipment (UE). The RRC message(s) includes different physical uplink control channel (PUCCH) configuration… (excerpt from the patent abstract)
| # | Patent | Citations |
|---|---|---|
| 1 | Spectral sensing and allocation using deep machine… | 556 |
| 2 | Connecting to Virtualized Mobile Core Networks | 395 |
| 3 | Radio Download Control Channel | 380 |
| 4 | Reference signal and control information processin… | 360 |
| 5 | Method and apparatus for UE signal transmission in… | 353 |
| 6 | System, method, and apparatus of beam-tracking and… | 342 |
| 7 | Upload Control Signaling For New Radio | 327 |
| 8 | Method and apparatus for transmitting group messag… | 326 |
Ranked by total forward citations. Citation counts favour older and broadly cited patent families, and broad or adjacent patents may appear when they match the search scope. Treat this section as citation context, not as a curated list of the most topic-specific patents. Some patent titles may be shown in their original, non-English language where an accurate translation could not be guaranteed.
What the competitive structure means for R&D investment decisions
Four structural observations — maturity, concentration, ecosystem collaboration, and geographic distribution — together define the strategic context for any organization evaluating entry or expansion in 5G RRC.
Field is in decline: peak was 2020, annual volume has since eased
The lifecycle stage is Decline, driven by annual filings easing back from the 2020 peak. New R&D investment in purely incremental RRC protocol patents is likely to yield diminishing returns. The productive window is for differentiated work in adjacent application verticals or next-generation air interface research rather than incremental 5G NR standardization filings.
Lifecycle: DeclineExtreme top-end concentration limits the viability of head-on portfolio competition
The top five filers hold 75% of the hundred largest filers’ combined output, with Samsung alone accounting for the single largest block at 11,306 patent families. A new entrant cannot realistically achieve parity through volume alone. Viable strategies include acquiring targeted essential patents, focusing on under-claimed sub-branches, or building complementary application-layer IP where concentration is lower.
High concentrationSamsung anchors the most active co-filing networks, predominantly with Korean universities
The most active co-filing pair is AT&T Intellectual Property I LP with AT&T Mobility II LLC (23 joint filings), reflecting intra-group coordination. Samsung Electronics co-files with Seoul National University R&DB Foundation (20 filings), Korea University Research & Business Foundation (16), Korea Advanced Institute of Science and Technology (14), Sungkyunkwan University (13), and Yonsei University (13), indicating a structured university partnership program. Intel co-files with Intel IP Corporation (12 filings). Nokia Technologies co-files with Nokia USA Inc (7 filings).
University-industry linksUS and EPO dominate filings; India is the leading emerging-market jurisdiction
The United States leads with 8,695 patent records, followed by the EPO at 5,423 and WIPO PCT at 3,390, confirming that protection strategy is concentrated in the three major prosecution routes. India ranks fourth at 970 records, notably ahead of China at 533, Japan at 97, and South Korea at 83 — an unusual pattern that may reflect filing strategy by US-centric licensors targeting large device markets.
US-EPO-PCT dominantGo beyond the landscape: Eureka’s TRIZ Solution agent breaks down an R&D problem and returns patented concept solutions, each with a technical approach and cited patent & literature evidence.
| Applicant | Collaborator | Co-filings |
|---|---|---|
| AT&T知识产权一部有限合伙公司 | AT&T移动第二有限责任公司 | 23 |
| Samsung Electronics Co., Ltd. | Seoul National University R&DB Foundation | 20 |
| Samsung Electronics Co., Ltd. | Korea University Research & Business Foundation | 16 |
| Samsung Electronics Co., Ltd. | Korea Advanced Institute of Science and Technology (KAIST) | 14 |
| AT&T知识产权一部有限合伙公司 | AT&T TECHNICAL SERVICES CO INC | 14 |
| Samsung Electronics Co., Ltd. | 成均馆大学校产学协力团 | 13 |
| Samsung Electronics Co., Ltd. | 延世大学校产学协力团 | 13 |
| Intel Corporation | Intel IP Corporation | 12 |
| Samsung Electronics Co., Ltd. | Beijing Samsung Telecom R&D Center | 11 |
| Nokia Technologies Oy | NOKIA USA INC | 7 |
Co-filing pairs, ranked by the number of jointly-filed patent families.
Samsung leads by a wide margin; most challengers are pulling back
Two tiers are visible: Samsung Electronics at a scale that has no peer in this corpus, and a second tier — Qualcomm, Apple, Intel — that remains commercially important but is filing at substantially reduced rates relative to prior periods.
Samsung Electronics
Samsung holds 11,306 patent families, more than four times the second-ranked filer. Its technology focus is centered on H04W 72 (wireless resource scheduling), H04L 5 (multi-carrier digital transmission), and H04L 1 (error control coding) — the three sub-classes that sit at the heart of 5G NR RRC. Recent momentum shows a +6% increase versus the prior period, making Samsung the only top-tier player with a positive trajectory. This combination of scale and momentum reinforces its dominant standards-essential position.
patent families: 11,306Qualcomm
Qualcomm ranks second with 2,677 patent families, with technology emphasis on H04W 72, H04L 5, and H04L 1 — closely mirroring Samsung’s focus, which places it in direct competition on the most contested sub-classes. However, recent momentum shows a –75% decline versus the prior period, indicating a significant pullback in new filings. This may reflect a strategic shift toward licensing existing essential patents rather than continued volume accumulation, or a redirection of R&D toward 5G-Advanced and 6G.
patent families: 2,677| Applicant | Recent (3 yrs) | Trend |
|---|---|---|
| Samsung Electronics Co., Ltd. | 3,623 | ▲ +6% |
| Qualcomm Incorporated | 289 | ▼ -75% |
| Apple Inc. | 325 | ▼ -55% |
| Intel Corporation | 231 | ▼ -22% |
| AT&T知识产权一部有限合伙公司 | 66 | ▼ -76% |
| Huawei Technologies Co., Ltd. | 85 | ▼ -57% |
| Telefonaktiebolaget LM Ericsson (publ) | 53 | ▼ -74% |
| LG Electronics Inc. | 35 | ▼ -76% |
Under-served branches adjacent to the dominant RRC core
Beyond the dominant H04W and H04L classes, several IPC branches are sparsely populated relative to their plausible technical relevance to 5G RRC. These represent observations of relative sparsity; two are noted below where a technical connection and realistic entry path can be articulated.
H04J · Multiplex communication
H04J accounts for only 583 patent records — roughly 2% of the corpus by share — despite multiplex communication techniques being foundational to OFDM-based 5G NR resource allocation. The sparsity may reflect most multiplex IP being classified directly under H04W or H04L rather than H04J, but it also signals that framing RRC innovations explicitly under multi-carrier multiplexing could yield less-crowded filing space. An R&D team with expertise in non-orthogonal or sparse-code multiple access variants could target this branch as an adjacent entry point.
Search this in Eureka →G06N · Computing based on AI models
G06N holds only 161 patent records in this corpus, indicating that AI/ML-driven Radio Resource Control — for example, reinforcement-learning schedulers or neural-network beam management — remains lightly patented relative to classical protocol approaches. Given the active research interest in AI-native 5G-Advanced and 6G RRC, this branch is sparse today but technically credible. Organizations with ML infrastructure and wireless expertise could establish early IP positions before the field matures, though the combination of AI and RRC IP is itself becoming a competitive focus in adjacent 6G research.
Search this in Eureka →How leading filers differ across RRC technology sub-routes
Route coverage across the main technology branches in the current evidence set.
| Player | H04W 72 · Wireless communication networks | H04L 5 · Digital information transmission | H04L 1 · Digital information transmission | H04W 76 · Wireless communication networks | H04B 7 · Transmission (general) |
|---|---|---|---|---|---|
| Samsung Electronics Co., Ltd. | Strong · 8,052 | Strong · 5,006 | Moderate · 2,092 | Moderate · 1,856 | Moderate · 1,989 |
| Qualcomm Incorporated | Strong · 1,631 | Strong · 1,415 | Moderate · 493 | Emerging · 243 | Emerging · 257 |
| Apple Inc. | Strong · 805 | Strong · 610 | Moderate · 212 | Moderate · 232 | Emerging · 115 |
| Intel Corporation | Strong · 487 | Strong · 335 | Moderate · 158 | Emerging · 81 | Emerging · 94 |
| AT&T Intellectual Property I, L.P. | Strong · 337 | Strong · 237 | Moderate · 113 | Moderate · 76 | Moderate · 156 |
| Huawei Technologies Co., Ltd. | Strong · 317 | Strong · 189 | Absent | Emerging · 58 | Absent |
| Telefonaktiebolaget LM Ericsson (publ) | Strong · 179 | Strong · 189 | Moderate · 54 | Moderate · 39 | Moderate · 42 |
Frequently asked questions
The corpus covers 18,972 patent families in scope across the 5G Radio Resource Control domain.
Samsung Electronics is the largest holder with 11,306 patent families, more than four times the second-ranked filer, Qualcomm, at 2,677 patent families.
Annual filing volume peaked around 2020. Since then, volume has eased, and the lifecycle stage is assessed as Decline. Note that 2024–2026 figures are understated due to the publication lag in patent systems.
The United States leads with 8,695 patent records, followed by Europe (EPO) at 5,423 and WIPO PCT at 3,390. India ranks fourth at 970 records, ahead of China at 533.
H04W (Wireless communication networks) and H04L (Digital information transmission) are the dominant branches. H04B (Transmission general) and H04J (Multiplex communication) are present at substantially lower volumes.
The most active co-filing relationships involve AT&T entities (AT&T Intellectual Property I LP with AT&T Mobility II LLC, 23 joint filings) and Samsung Electronics with multiple Korean universities including Seoul National University R&DB Foundation (20 filings), Korea University Research & Business Foundation (16 filings), and KAIST (14 filings).
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Disclaimer. This page is generated from Patsnap Eureka data drawn from a limited snapshot of global patent and scientific-literature records, and is provided for general information and reference only.
Patent data carries inherent limitations: recent filings (typically the most recent 18–24 months) are under-counted due to standard publication lag; counts may be reported at either a patent-family or a patent-record basis and are not always directly comparable; classification, applicant-name, and citation data may contain errors, duplicates, or omissions; and the underlying search query defines and constrains the scope shown. As a result, the analysis may be incomplete or inaccurate and may not reflect the full technology landscape.
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