发经验，使CPU峰值负荷由80%以上降为当前的65%，下一步优化目标是降到50%以下。   网络性能与CPU负荷方面的解决方案 问题 原因 对策 周期发送导致信令风暴 引入服务化之后，CAN总线通信变为以太网通信，周期性事件(Periodic Event)发送导致以太网报文多，引发处理瓶颈。 采用Update on Change机制替代周期性Event机制，降低处理开销，将报文...

市场技术报告  2024/01/12 更新

件定义汽车 ETAS网络安全 ARGUS网络安全解决方案   大陆集团旗下的ARGUS是一家网络安全专业公司，总部位于以色列，主要优势是能够利用其丰富的客户服务经验为各种客户提供最佳支持。 名为IDPS（Intrusion Detection and Prevention System）的入侵检测和预防系统可用于ECU、CAN/以太网以保护重要的车辆功能。VSIEM（Vehicle Security Incident Event ...

市场技术报告  2023/07/19 更新

展会上展出的技术相关的专利。   太阳诱电株式会社展出的叠层压电振动片可以通过改变频率来改变触感，是一种能够在触控设备中实现光滑或粗糙触感的技术。 参考：太阳诱电 Automotive World 2023展会信息 https://www.yuden.co.jp/jp/event/%E3%82%AA%E3%83%BC%E3%83%88%E3%83%A2%E3%83%BC%E3%83%86%E3%82%A3%E3%83%96%E3%83%AF%E3%83%BC%E3%83%AB%E3%83%892023/ 与该技术相关的专利...

市场技术报告  2023/02/20 更新

势。具体来说，数据由车上的各个ECU（Electronic Control Unit）上传至云端后，云端需要有“数据仓库”的概念。数据仓库中应该存储以下三种数据： ① 周期性数据（Cyclic data）：以秒级或者10秒级定期上传的数据 ② 事件性数据（Event data）：当某些事件被触发的时候，将事件发生前后的数据抓取出来上传到云端 ③ 边缘计算（Edge feature）...

市场技术报告  2021/08/02 更新

燃机的热效率在约150年的时间内逐步扩大。原先只停留在10%左右的最大热效率目前最高超过40%。迄今为止，各类技术都实现了进步。 气门机构方面，SOHC → DOHC → NVCS → VVEL → VCR  NVCS (Nissan Variable Control System)  VVEL (Variable Valve Event & Lift) 燃油供应方面，汽化器 → 进气口喷射 → 汽缸内喷射 热效率方面，稀薄燃烧、绝热、废热回收   日产...

市场技术报告  2018/03/22 更新

用车按新标准要求续航里程不低于50公里，此批PHV乘用车续航一般在70公里左右。 奇瑞获得第4家新建EV乘用车生产资质 11月2日，奇瑞新能源汽车生产资质获批，在继北汽新能源、五龙电动旗下的长江EV、长城华冠旗下的前途汽车(Event Motors) 之后，奇瑞新能源也终于拿下了第四张独立的新能源汽车生产资质。 江苏敏安汽车获得第5家新建EV乘...

市场技术报告  2016/12/26 更新

承担责任 适用于2级及以上全自动驾驶车 15) 测试方法 1) 模拟；2) 测试场地；3) 道路上 资料：根据NHTSA的Federal Automated Vehicle Policy制作 (注) 1. NHTSA的英文原文是"Operational Design Domain (Where does it operate ?)"。2. 英文原文是"Object and Event Detection and Response"。 3. 英文原文是"Fall Back Minimal Risk Condition"。 适用于2级及以上全自动驾驶车的11项指南 ...

市场技术报告  2016/11/16 更新

Equipment on new European models (2): PSA, Renault, Fiat, GM and Ford Implementation of headlamps adaptive beam control and auto-brake safety systems 概 要 PSA: Advanced parking assist systems and 2-Zone air conditioning available on all three new models Renault: Real-time navigation system available on the large-size Latitude sedan Fiat: Collision-preventive automatic braking system featured on Panda GM Europe: Advanced headlamps and preventiv...

市场技术报告  2011/10/19 更新

he module. BMW claims it ensures crash safety that belongs to a Formula One car. Source: BMW-i.com (Notes) 1. CFRP (Carbon Fiber Reinforced Plastics) is 50% lighter than steel, 30% than aluminum, and has the same strength as that of steel. It has unsurpassed shock absorption capacity in the event of collision. It also has high resistance against corrosion which eliminates the need for costly rust-protective paint. 2-1. In October 2009, ...

市场技术报告  2011/09/12 更新

Japan, the US, and Europe. Mitsubishi showcased the Minicab-MiEV, which is a mini commercial vehicle EV that is scheduled to be launched in 2011. In addition, Toyota exhibited a prototype EV that is based on the iQ while BMW displayed the Mini E, which is used in a demonstration experiment, at the event by JSAE. Mitsubishi's mini commercial vehicle EV, Minicab-MiEV, which is scheduled to be launched in 2011 Toyota's concept EV based on the i...

市场技术报告  2011/06/30 更新

tomatically maintains distance from a car ahead and stops and starts the car on congested roads, and Smart Parking Assist System that completes parallel parking almost automatically.  Hyundai Sonata/Kia Optima, mid-sized sister sedans, are equipped with standard Front active head restraints that prevent whiplash injuries, and available Rear view camera and Auto-dimming rearview mirror. D segment: Engines and transmissions on Hyundai Grandeur...

市场技术报告  2011/06/09 更新

responsible for display and control boards.  Toyota has completed the preliminary prototype of the storage battery that uses lithium-ion batteries and is capable of storing up to 5kWh of electric power. Toyota aspires to realize "zero CO2 emission from homes or cars" by means of the system that eventually will integrate solar generation and PHEV and EV (see Notes 1-3). Toyota plans to reach a commercialization stage in 2011 and start trial ma...

市场技术报告  2011/04/27 更新

scale and thickness can be changed to meet the customer's requirements (the higher the scale, the higher the heat insulation). The method is used to make ceiling ducts and instrument panel ducts. Bumper absorber (EA material)  Kyoraku exhibited bumper absorbers for pedestrian protection. In the event of a collision with a pedestrian the material absorbs the impact and protects the pedestrian as much as possible. The method is associated with ...

市场技术报告  2011/02/23 更新

er automakers in India are likely to announce similar price increases applicable from January 2011. China: Hyundai Beijing Auto Starts Work on Third Plant, Kia's Chinese Sales Top 300,000 Units 2010-11-29 – Beijing Hyundai yesterday broke ground at the site of its third plant in China, which will eventually give the joint venture the capacity to produce 1 million units in the country annually, while affiliate Kia has announced that it has excee...

市场技术报告  2011/02/15 更新