通信行业周报：八大芯片公司积极布局CPO技术，北斗短报文业务正式发布

Industry Overview - The communication industry (Shenwan) rose by 6.80% this week, outperforming the CSI 300 index by 1.30 percentage points but underperforming the ChiNext index by 2.51 percentage points [1] - Year-to-date, the communication industry has risen by 29.90%, outperforming the CSI 300 index by 10.29 percentage points and the ChiNext index by 7.15 percentage points [1] - The communication industry ranks 12th in weekly gains and 2nd in annual gains among all primary industries [1] CPO Technology Development - AMD collaborates with Ranovus to develop efficient and cost-effective systems for next-generation workloads [1] - Broadcom is pushing CPO technology from the switch side to the server side, with plans for large-scale adoption in the 101.2Tb switching cycle [1] - Cisco expects CPO trial deployments to align with the 51.2Tb switching cycle, followed by broader adoption in the 101.2Tb cycle [1] - IBM, in partnership with Finisar, is developing MOTION with a unique 2:1 laser source redundancy backup [1] - Intel aims for Optical Compute Interconnect (OCI) as its ultimate goal [1] - Marvell is developing silicon photonic engines suitable for both pluggable and CPO applications [1] - NVIDIA is simultaneously deploying CPO on both the switch and GPU sides [1] - TSMC has launched the COUPE optical platform and is preparing the necessary tools [1] Domestic Opportunities in CPO - Domestic companies like Tianfu Communication and Yuanjie Technology have potential breakthroughs in optical engines and laser sources [1] - Domestic equipment manufacturers like H3C and Ruijie Networks are expected to provide CPO equipment based on Broadcom's solutions [1] BeiDou Short Message Service - China Mobile has launched the BeiDou short message service, which allows users to send messages with precise location information [1] - The service is currently free until December 31, 2024, and is available on select smartphones, with plans to expand to more affordable devices [1] - China Mobile aims to enhance the service by improving multimedia compression algorithms and expanding terminal coverage [1] Investment Recommendations - Operators: Focus on China Mobile, China Telecom, and China Union [3] - Optical modules, devices, and chips: Recommend Tianfu Communication, Zhongji Innolight, and Eoptolink, with attention to Accelink and Yuanjie Technology [3] - Satellite communication: Pay attention to Haige Communication and Zhenyou Technology [3] - Liquid cooling: Consider Envicool and Gaoneng [3] - Equipment manufacturers: Focus on Unisplendour, ZTE, Ruijie Networks, and Gongjin [3] - IDC&AIDC: Recommend Runze Technology and Baosight Software, with attention to Ofweek, GDS, and Kehua Data [3] - IoT modules: Recommend Fibocom, with attention to Wasion and Neoway [3] - Controllers: Recommend Topband and H&T [3] - Military communication: Recommend CETC 712 and Shanghai Hanxun [3]