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RATP Group is the world’s 3rd largest urban transport operator And a trusted partner of cities and regions in France and all over the world. Our solutions and areas of expertise

巴黎大眾運輸公司（法語： Régie Autonome des Transports Parisiens ，簡稱 RATP）是一間公共企業，承法蘭西島運輸聯合會指派，負責市區及近郊大眾運輸工具之營運，包括：巴黎地鐵、公共汽車、巴黎路面電車及大區快鐵的 A、B 兩線。

RATP Solutions Ville’s service offering aims to offer local authorities and companies integrated solutions in the five key industries in which the Group has already demonstrated its excellence: real estate, telecommunications, urban logistics, new forms of mobility and energy.

The RATP Group (French: Groupe RATP) is a French state-owned enterprise (EPIC) that operates public transport systems primarily in Paris, France. Headquartered in Paris, it originally operated under the name Régie autonome des transports parisiens (English: Parisian Autonomous Transport Administration).

弥勒效应在IGBT或MOSFET带感性开关负载时，弥勒平台表现比较明显，在开通或关断过程中门极电压VGE或VGS不再符合门极电压的RC充电模型，而是在开关过程中有一段时间内门极这个电压基本保持不变的现象，从驱动波形看会有一个平台电压。 注：弥勒平台的明显与否，和弥勒电容对门极放电（开通过程）的强弱有较大关系。 我们以MOSFET来说明弥勒效应原理，对IGBT来说其原理是相同的。

Public transport in Paris and Île-de-France: itinerary planner; metro, RER and bus maps; information on: traffic, fares, hours, areas…

RATP Dev has set its sights on expanding and sharing its expertise in urban rail and automated metro systems. As of 2026, the subsidiary is set to operate and maintain the automated Sydney Metro-Western Sydney Airport metro line for a 15-year period, as …

RATP Group is a major player in public transport in the Île-de-France region, where its long-standing network is among the world’s densest and most complex. In France and abroad, it operates urban and suburban multi-modal networks in more than 780 cities through its subsidiaries RATP Dev and RATP Cap Île-de-France. URBAN SERVICES

For over 75 years in the Île-de-France region, RATP has been the major operator of one of the world’s densest multi-modal networks. RATP fulfils its mission as a public transport operator through multi-year operating contracts signed with Île-de-France Mobilités.