股票研究 /[Table_Date] 2026.03.16 博通推出 400G DSP，关注 CPO/OIO 从 0-1 的变化机会 通信设备及服务 [Table_Industry] 全球 AI 算力需求持续扩张，带动网络带宽、光互联与数据中心基础设施升级。DSP、 硅光平台、高速 PCB、光器件与先进封装等环节将持续受益。 股 票 研 究 通信行业周报 | [姓名table_Authors] | 电话 | 邮箱 | 登记编号 | | --- | --- | --- | --- | | 余伟民(分析师) | 010-50949926 | yuweimin@gtht.com | S0880525040028 | | 王彦龙(分析师) | 010-83939775 | wangyanlong@gtht.com | S0880519100003 | | 桂海晟(研究助理) | 021-38031384 | guihaisheng@gtht.com | S0880124070058 | 本报告导读： 投资要点： [Table_Report] 相关报告 通信设备及服务《无人机驱动光纤需求、价格激 增》2026.03.0 ...

Investment Rating - The report maintains a rating of "Outperform" for the industry [5] Core Insights - Nvidia has announced a strategic investment of $4 billion in the optical communication industry, partnering with Lumentum and Coherent [9][14] - Broadcom has launched the first single-channel 400G DSP, optimized for 1.6T transceiver solutions, addressing the growing bandwidth demands of AI data centers [9][16] - The communication sector has seen a slight decline, with the overall index down by 0.7% over the past two weeks, while operators have shown resilience [19][26] Market Review - The communication industry index has decreased by 0.7% over the past two weeks, ranking 10th among 31 sectors [2][19] - The overall dynamic PE ratio for the communication sector is approximately 52.77 times as of March 13, 2026, indicating a high valuation level compared to the historical average of 32.51 times [23] - In terms of sub-sectors, operators, submarine cables, and North American AI sectors have shown the highest gains, with increases of 5.9%, 3.8%, and 1.2% respectively [26] Configuration Recommendations - The report suggests focusing on the core segments of the computing power industry chain, including new technology penetration and the improvement of domestic supply chains [3][34] - Key areas of interest include optical modules, copper interconnects, switches, temperature control equipment, power supply, IDC rooms, edge AI, and satellite communications [3][34]

Investment Rating - The report maintains a rating of "Outperform" for the industry [5] Core Insights - Nvidia has announced a strategic investment of $4 billion in the optical communication industry, partnering with Lumentum and Coherent [9][14] - Broadcom has launched the first single-channel 400G DSP, optimized for 1.6T transceiver solutions, addressing the growing bandwidth demands of AI data centers [9][16] Market Review - The overall communication industry has seen a decline, with the communication index down 0.7% over the past two weeks, ranking 10th among 31 sectors [2][19] - The valuation level of the communication sector is relatively high, with a dynamic PE ratio of approximately 52.77 as of March 13, 2026, compared to a historical average of 32.51 [2][23] - In terms of sub-sectors, operators, submarine cables, and North American AI sectors have shown the highest growth rates of 5.9%, 3.8%, and 1.2% respectively [2][26] - Among individual stocks, 38 out of 128 in the communication sector rose, with notable gains from Ruisi Kanda (32.5%), Lian Te Technology (20.7%), and others [2][27] Configuration Recommendations - The report suggests focusing on the core segments of the computing power industry chain, including new technology penetration and the improvement of domestic supply chains. Key areas of interest include optical modules, copper interconnects, switches, temperature control equipment, power supply, IDC rooms, edge AI, robotics, operators, and satellite communications [3][34]

MU stock is moving. See the chart and price action here. Street Upside into 2027Analysts see further upside for Micron shares over the next year or so, supported by a clustered band of price targets in the low‑ to mid‑$400s versus a stock that has already rerated sharply on the AI memory story. That may look modest, but for a name that has more than doubled off the cycle trough, it reflects growing conviction that current earnings power is sustainable rather than purely cyclical. With an average price targe ...

The U.S. stock market experienced a surge of bullish momentum during Monday afternoon trading on March 16th, 2026, as investors reacted to a combination of cooling inflation data and a relentless rally in the technology sector. The S&P 500 (SPY) reached a new milestone, climbing 0.99% to hit a record intraday high of 6,698 points. This upward trajectory was mirrored by the tech-heavy Nasdaq Composite (IXIC), which rose approximately 1.2%, while the Dow Jones Industrial Average (DJI) remained relatively stea ...

Core Viewpoint - Growth investors are increasingly focused on stocks with above-average financial growth, and identifying such stocks can be challenging due to inherent volatility and risks [1] Group 1: Company Overview - Broadcom Inc. (AVGO) is highlighted as a recommended growth stock based on the Zacks Growth Style Score, which evaluates a company's real growth prospects beyond traditional metrics [2] - The company has a favorable Growth Score and a top Zacks Rank, indicating strong potential for growth investors [2] Group 2: Earnings Growth - Broadcom's historical EPS growth rate stands at 19.8%, but the projected EPS growth for this year is significantly higher at 63.1%, surpassing the industry average of 24.4% [4] - Double-digit earnings growth is preferred by growth investors as it signals strong future prospects and potential stock price increases [3] Group 3: Cash Flow Growth - The year-over-year cash flow growth for Broadcom is currently at 30.1%, which is notably higher than the industry average of -3.3% [5] - Over the past 3-5 years, Broadcom's annualized cash flow growth rate has been 19%, compared to the industry average of 5.7%, indicating strong cash generation capabilities [6] Group 4: Earnings Estimate Revisions - There have been positive upward revisions in current-year earnings estimates for Broadcom, with the Zacks Consensus Estimate increasing by 10.2% over the past month [8] - Trends in earnings estimate revisions are strongly correlated with near-term stock price movements, making this a favorable indicator for Broadcom [7] Group 5: Investment Potential - Broadcom Inc. has achieved a Growth Score of B and a Zacks Rank of 2 due to positive earnings estimate revisions, suggesting it is a solid choice for growth investors [10]

Liberty All-Star Equity Fund sold CSX (CSX), Gartner (IT), and Tyler Technologies (TYL) in February and did not initiate any new positions during the month.As of the end of February, the fund’s top five holdings included Nvidia (NVDA), Alphabet (GOOG) (GOOGL), Microsoft (MSFT), Amazon (AMZN), and Broadcom (AVGO).Source: Press release ...

Core Insights - Broadcom Inc. (NASDAQ:AVGO) is recognized as a highly profitable blue chip stock, particularly with the launch of its Taurus™ BCM83640, a 3nm 400G/lane optical PAM-4 DSP optimized for 1.6T transceiver solutions [1] - The Taurus platform is positioned as a foundational technology for next-generation AI networks and data center connectivity, enhancing throughput and efficiency [2] Company Overview - Broadcom Inc. is a leading multinational technology company that specializes in semiconductor and infrastructure software products, serving various markets including networking connectivity, broadband, servers, storage systems, and industrial applications [3] Product Development - The Taurus platform features 400G/lane serial optical interfaces, enabling manufacturers to produce low-power 1.6T pluggable modules to meet increasing bandwidth demands for AI data centers [1] - The platform is the first in the industry to offer a 1.6T DSP based on 400G/lane I/O, effectively doubling the throughput per lane and advancing the company's cost-optimized solutions for AI and cloud networks [2]

Weekend reading that never gets old. The case of the relevance of an 1880 presentation @smithsonian to today’s debate on what scaling “AI” through LLMs gets us. $NVDA $AVGO $METAhttps://t.co/BOJOVoVIQS https://t.co/iaozvl7t69 ...

证券研究报告|行业周报 gszqdatemark 2026 03 15 年 月 日 通信 博通产业链：解耦的意义 博通通过和 CSP 合作开发 ASIC/XPU，打破了英伟达"GPU+infiniband" 的闭合垄断体系，其"开放解耦"网络生态在 csp 主导 capex 的时代 具有重要意义，建议关注博通产业链。 【博通产业链：核心光模块龙头及上下游供应商】 博通作为全球通信半导体巨头，凭借其在网络芯片和定制 ASIC 领域的 深厚积累，成为众多超级客户的 xpu 合作伙伴。我们建议关注博通官 方认可的深度合作伙伴新易盛，全球光模块龙头中际旭创，以及其上 下游供应商：优迅股份、东田微、仕佳光子、天孚通信、光库科技等。 【CSP 主导 capex 下，解耦重要性突显】 博通通过与 CSP 厂商合作开发定制化 ASIC/XPU，构建了开放、解耦、 模块化的计算网络生态，打破英伟达"GPU+NVLink+InfiniBand"的封 闭垂直体系。在 CSP 主导 capex 的当下，解耦的意义在于： ➢ CSP 从"被动采购"转向"自主定义"：在英伟达主导的时代， 云厂商只能采购标准化的 GPU 产品，接受其定价 ...