Mobile phone charger Unified to date

Source: Internet
Author: User
Keywords Handset manufacturer USB interface power adapter
The mini USB interface wins, and the Chinese standard can be compatible with a wide range of dazzling mobile phone chargers are moving towards unification. The EU Telecom Commission announced recently that it would sign a memorandum of understanding with the top ten leading handset manufacturers, including Nokia, Motorola, Samsung and Apple, to unify the mobile phone charger standards throughout the EU from 2010 onwards.  In the previous 2007, the Chinese market has been in the original Ministry of Information industry "matchmaking" under the completion of the unified mobile phone charger standards, coupled with the earlier South Korea, Japan and other fields, mobile phone charger standard unification has become the general trend. It is noteworthy that the EU's use of the unified charger Standard and China's development of the charger standards, although not exactly the same, but fortunately the two can be compatible. Industry is expected that the unified mobile phone charger standards will also be in the global scope of further evolution, the future may be unified as a micro (MICRO) USB interface.  and domestic manufacturers are gradually abandoning the current small (mini) USB interface, to a more universal micro-USB interface closer. China, EU standards can be compatible according to the EU Telecommunications Commission released news, 2010 years ago, signed a memorandum of understanding of the 10 handset manufacturers will be unified use of micro-USB interface.  This is a new type of USB interface that can support both charging and data transmission function, its biggest feature is compact, suitable for the demand of thin mobile phone. It is understood that the current Chinese unified mobile phone charger Standard is the "power adapter + Data charging line" of the free configuration, the main mandatory requirements of the power adapter at one end of the specification. The Chinese standard stipulates that the power adapter must have a USB output port, but on the charging/data line it allows different vendors to use different standards on the side of the handset. Nokia, for example, uses the design of a charge-line and data-cable separation, which connects the phone's port with the exclusive design of a small round mouth, but the data cable has a full use of the Mini USB interface.  However, according to Nokia Public relations, the current Nokia on the new model has begun to gradually adopt the charging, data-two-in-one design, micro-USB interface will be its only choice in the future. Motorola Chinese company also said that the company's mobile phone from 1 years ago began to fully popularize the charging, data transmission of the two integrated micro-USB interface.  Although the current domestic mobile phone terminal charging interface is different, but because the power adapter uses the standard USB interface output, in the future even if consumers switch to the EU standard mobile phones, will not encounter compatibility problems. Mini USB interface will become global standard among the top ten mobile phone manufacturers contracted by the European Commission, Nokia, Motorola, Samsung, LG and so on have begun to launch the use of micro-USB interface handsets in the Chinese market, and in the future these manufacturers will further promote the micro-USB interface in order to reduce the cost. Domestic sales of mobile phones will also be synchronized with the European Union to start microUSB interface. Sony Ericsson China said that after a memorandum of understanding with the EU, the company's charging, data transmission interface has been replaced, "the second half of this year, the launch of several smart phone interface has begun to turn into a micro-USB interface."  According to the source, in the future years, Sony Ericsson's full range of products will be the use of micro-USB interface. Because of Qualcomm, TI and other upstream manufacturers support, in many future 3G mobile phones, micro-USB interface has been destined to become the mainstream standards.  According to Shenzhen Yu Long cool faction, its new telecom CDMA 3G mobile phone has been changed to use micro-USB. It is understood that the current domestic mobile phone more than 80% of the products are using small (mini) USB interface. With the opening of the domestic 3G market, coupled with the popularity of ultra-thin mobile phones, the current language, Hisense, Lenovo and other mobile phone manufacturers have also begun to use the micro-USB interface in some high-end smartphones. "Now the cost of both interfaces is almost the same, and the current CDMA and WCDMA mobile phones are a lot of Qualcomm's scheme, with a micro-USB interface is also more convenient." "The Dragon Cool faction said, in his view, the future most of the domestic mobile phones will be unified to the micro-USB interface, because this can make the cost optimization." Comprehensive Nanfang Daily
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