元器件交易网讯 5月4日消息,据外媒报道,研究机构ABI调查表明,由于使用智能手机用组件,智能手表电池性能欠佳、功能冗余,同时设备成本和尺寸也受到影响。
ABI称尚无一家公司能提供最佳外设方案。三星Galaxy Gear及Z-watch均采用智能机及平板用处理器,uWatch则更进一步使用完全成熟的GPRS片上系统联发科MT6260,但采用的是集成BT。其他像索尼系列及Pebble智能手表采用的是分立式解决方案。
许多芯片厂商声称已开发出供可穿戴设备如智能手表等使用的芯片,但ABI的拆解结果表明这是厂商的误导,他们只是将现有芯片组更名而已。(元器件交易网毛毛摘译)
以下为原文:
Chipmakers rush wearables to market withborrowed components
Looking inside several devices, ABIresearch found out that smartwatches utilise smartphone components, resultingin trade-offs involving unsatisfactory battery performance and superfluousfeatures that impact cost and size.
The research firm claims that no company isable to offer an optimal wearable peripheral solution yet. It reported thatSamsung Galaxy Gear and Z-watch use application processors originally targetedfor smartphone/tablets. The uWatch goes a step further with a full blown GPRS SOC,MediaTek MT6260, but only uses the integrated BT. Other watches like the Sonyseries and Pebble use discrete solutions.
The findings suggest a "wait andsee" approach by chipset suppliers on investing into wearable peripherals,according to ABI Researh Engineering VP Jim Mielke.
Mielke added: "Of the solutionsavailable the oversized application processors draw too much current and costfar too much. Discrete solutions tend to be physically large and also a littlehigher cost than necessary. The closest match is the SOCs with embedded BTwhich can be both power and size efficient with the only drawback being slightcost impact. Once the market takes off expect to see a number of truly optimalsolutions available."
"Rushing to market with adapted componentscan be both wasteful and often power inefficient, compromising the userexperience of wearable devices. Short battery life is one of the main reasonswearables are often ending up unused in a drawer," stated Nick Spencer,senior practice director, ABI Research.
A number of chipset vendors claimed to havedeveloped chips optimised for wearable devices, like smartwatches, but based onthe teardowns conducted by ABI, Mielke declared that the claims were misleadingat best. The supposedly optimised chips were only existing chipsets that hadbeen rebranded.
"Chipset vendors need to go the extramile and create optimised chips, or they risk eroding the potential of thewearable device category," concluded Mielke.
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