The integration of low-k dielectric materials in semiconductor devices faces several challenges. These materials have poor mechanical strength and are susceptible to damage during the manufacturing process, leading to reliability issues. Additionally, they exhibit higher leakage currents and lower breakdown voltages compared to traditional dielectrics, which can impact device performance. Achieving a balance between low dielectric constant and desirable material properties remains a significant obstacle in the successful implementation of low-k dielectrics.
We’ve curated applications and patents from the semiconductor industry over the past three years. Following an auto-landscape analysis, we’ve distilled the following insights.
Because of the lag in time between patent filing and publication of the related application (onaverage 18 months), this report does not give a complete picture but rather a perspective on
publicly available semiconductor-related patent information up until February 2024.
Summary
Changxin Memory Technologies Inc, a relatively lesser-known company, ranks as the third-highest assignee for patents, trailing behind industry giants like TSMC and Samsung Electronics. This could indicate that the company is aggressively pursuing patent filings in the semiconductor memory technology domain, potentially signaling its ambitions to become a major player in the market.
Who are the top companies working on low-k dielectric integration materials in semiconductors?
| Companies | Patent Count |
| Taiwan Semiconductor Manufacturing Co TSMC Ltd | 261 |
| Samsung Electronics Co Ltd | 181 |
| Changxin Memory Technologies Inc | 116 |
Who is collaborating in low-k dielectric integration materials in semiconductors?
| Companies | Count |
| Toshiba Corp & Toshiba Electronic Devices and Storage Corp | 4 |
| Beijing Superstring Academy of Memory Technology & Changxin Memory Technologies Inc | 3 |
| Semiconductor Manufacturing International Beijing Corp & Semiconductor Manufacturing International Shanghai Corp | 3 |
| ATI Technologies ULC & Advanced Micro Devices Inc | 2 |
| Adeia Semiconductor Bonding Technologies Inc & Adeia Semiconductor Technologies LLC | 1 |
Who are the top inventors that are working on low-k dielectric integration materials in semiconductors?
| Inventors | Patent count |
| Ruilong Xie | 21 |
| Chih-Chao Yang | 17 |
| Chanro Park | 16 |
What are the filing trends of low-k dielectric integration materials in semiconductors?
| Year | Patent count |
| 2021 | 592 |
| 2022 | 787 |
| 2023 | 104 |
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