Audience's 'earSmart' Technology Explains Siri's iPhone 4S Exclusivity

cnet reports on new research note analyst linley gwennap, believes custom circuitry in apple's a5 system-on-a-chip including "earsmart" noise cancellation technology audience reason why siri iphone 4s-only feature. gwennap cites audience's s-1 filing made u.s. securities , exchange commission last month in advance of company's initial public offering in backing analysis.

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audience revealed details of apple partnership in january, when filed paperwork initial public offering (ipo) of stock. teardown work ifixit , chipworks revealed dedicated audience chip in iphone 4, iphone 4s integrates audience's "earsmart" technology directly a5 processor, company's s-1 filing said. [...]

"even after accounting dual cortex-a9 cpus , large gpu provides a5 industry-leading 3d graphics performance, remaining die area seems large usual mundane housekeeping logic," gwennap said in report yesterday. "to reduce system cost , eliminate package required audience chip, apple cut deal integrate noise-reduction technology directly a5 processor, appears in iphone 4s."

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the earsmart technology found in iphone 4s said better @ suppressing background noise technology used in iphone 4, enabling siri more pick out user's voice.

audience's standalone chip iphone 4 detailed last year, , teardown specialists quickly noted similar chip missing iphone 4s, presumption being had been integrated directly a5.




audience outlines development in s-1, noting receiving royalties apple lower payments had received dedicated chips. of interest audience's disclosure has licensed next-generation noise cancellation intellectual property apple, although apple under no obligation use in future devices.

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commencing in 3 months ended december 31, 2011, apple has integrated our processor ip [intellectual property] in of mobile phones. pursuant our agreement, oem [original equipment manufacturer] pay royalty, on quarterly basis, use of our processor ip mobile phones in used. have granted similar license oem new generation of processor ip; however, oem not obligated incorporate our processor ip of current or future mobile devices.

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as part of risk factors accompanying regulatory filing, audience notes apple , contract manufacturers foxconn , protek represent 80% of company's revenue, , payments apple decreasing under new licensing arrangement, audience's revenue decline if can not continue bring new customers on board. audience acknowledges see significant losses if apple in future develops own technology or if opts different solution such noise cancellation technology integrated baseband chips instead of apple's own a-series chips.

article link: audience's 'earsmart' technology explains siri's iphone 4s exclusivity

 

and yet siri works fine on jailbroken devices spire.

 

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