Martyn WilliamsSenior U.S. Correspondent, IDG News Service Follow me on Google+

Martyn Williams covers mobile telecommunications, Silicon Valley, and general technology breaking news for the IDG News Service, and is based in San Francisco.

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Apple Pay tops Tim Cook's to-do list in China

Apple CEO wrapped up a four-day trip to China on Friday

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Rite Aid stores block Apple Pay, Google Wallet payments

Payments were accepted at Apple Pay's launch on Monday, but appear to have been blocked by the retailer.

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Apple Pay's next move could be phone-to-phone payments

The NFC standard supports it, but payment software hasn't enabled it yet. Will Apple lead the way with Apple Pay?

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AT&T signed up 500,000 cars for its 4G network last quarter

Audi and GM are both offering in-car 4G connections through AT&T.

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Some Bank of America customers double-charged with Apple Pay

The bank said the minor glitch should be resolved by the end of Wednesday

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Google, Facebook continue massive lobbying efforts in Q3

Google is on track to spend more money this year attempting to influence lawmakers than any other tech company.

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Why Apple Pay could even be a big deal for Android users

A success for Apple Pay could push others in the mobile NFC payment market to up their game

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Move over flash? TDK reveals its first next-gen MRAM memory prototype

The memory chip technology is seen as a promising replacement for flash memory one day

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Sharp's funky new LCDs can be almost any shape, might wind up in your next car

The company is targeting use in car dashboards and instrument consoles

PCWorld News

Japan's component makers show the path forward for gadgets

They're not household names but their products drive the future of electronics

PCWorld News

Murata's Cheerleader robots make public debut

The cute robots will get lots of attention at this week's Ceatec

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ITC to investigate Nvidia complaint over Samsung phones, tablets

The patent infringement complaint between Nvidia and Samsung centers around display technology.

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Sharp's rich colored, LCD-challenging MEMS display coming in 2015

The new technology has lower power consumption and better colors than LCD

PCWorld News

A year later, Ellison apologizes for standing up his customers

The Oracle executive missed a keynote a year earlier to attend a boat race

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Eric Holder says 'worrisome' tech companies are eyeing encryption

US attorney general's remarks follow similar concerns from the FBI. But will Silicon Valley care?