Qualcomm reported a lower-than-expected 3.9% rise in quarterly revenue on Wednesday, and defended its licensing model in the face of multiple legal challenges over its alleged "anticompetitive" tactics.

Texas Instruments Inc., the largest maker of analog semiconductors, forecast first-quarter revenue and profit that may top projections, indicating stronger demand from makers of industrial equipment.

Samsung Electronics has reported a 50% profit surge in its guidance for the fourth quarter despite the fiasco with its flagship Note 7 phone. The earnings estimate is higher than analysts predicted and would mark its highest quarterly profit since 2013.

Samsung Electronics is likely to forecast its best quarterly profit in nearly three years on Friday, analysts said, with robust memory chip sales easing the pain of the costly failure of a flagship smartphone.

Samsung Electronics is expected to rack up a handsome profit of almost KRW9 trillion over the fourth quarter, demonstrating a major turnaround from the disappointing third quarter performance due to the Galaxy Note 7 debacle.

Apple's iPhone secured 103.6% of the smartphone industry's profits during the third quarter, BMO Capital Markets analyst Tim Long said in a research note on Thursday. That's the highest share of profits Apple has nabbed in recent memory and easily topped its approximately 70% share of profits in the second quarter. In the third quarter of 2015, Apple's iPhone profit share hovered above 90%.

The status of Samsung Electronics' light-emitting diode (LED) business has dramatically changed. The company's LED business was considered the first unit to sell until recently due to China's low-priced competitors. However, it recently succeeded in turning a profit and is strengthening its workforce.

Shares of touch-sensor technology maker Synaptics are down $13.93, or 21%, at $53.77, after the company yesterday afternoon reported fiscal Q1 revenue and profit that topped analysts' expectations, and also projected revenue this quarter above consensus, but missed with its gross profit result and forecast lower profit this quarter as well.

Toshiba raised its forecast for first-half operating profit by 36% to JPY95 billion (US$906 million), crediting growth in memory chips and hard disk drives, as well as cost-cutting measures.

Texas Instruments said profit shot up 21% in the latest quarter as continued strong demand in the automotive and industrial sectors helped the chip maker report results just above its forecast.

Japan's Toshiba expects to post a bigger first-half profit than it previously forecast, boosted by rising flash memory chip prices and strong chip demand from Chinese smartphone manufacturers.

Applied Materials on Thursday said orders reached another record high in its third quarter, following a 15-year high the previous three months, as profit surged, stirring hope for robust results in coming quarters.

Toshiba on Friday said extensive restructuring helped the Japanese conglomerate swing to its first operating profit in six quarters, signaling recovery from a $1.3 billion accounting scandal that unmasked underperforming operations.

ARM Holdings said second-quarter revenue rose to $387.6 million, an increase of 9% from the same period in 2015, while profit climbed 17% to 90 million pounds ($118 million).

Qualcomm's second-quarter results show the chipmaker is overcoming hurdles in China, while rival Intel faces fresh headwinds in servers -- the key to its profit.

Bosch said revenue rose 44% to an all-time high of EUR70.6 billion ($79.9 billion) last year helped by sales of car safety and assistance systems but cautioned that momentum had slowed at the start of 2016.

Panasonic forecast its profit to fall in the current business year amid slower growth in emerging markets as well as planned investments in automotive technologies and high-end consumer electronics.

Amazon delivered a blowout quarter on Thursday, joining Facebook as one of the rare bright spots in a technology sector that has recently produced a string of disappointing earnings reports.

Buoyed by strong sales of automotive chips and improved sales of devices for communications and industrial equipment, Texas Instruments Wednesday (April 27) reported higher than expected first quarter sales and profit and delivered a forecast for the second quarter that was within range of Wall Street's estimates.

Samsung Electronics said on Thursday that its first-quarter operating profit rose 12% from a year earlier, propelled by strong initial sales for its flagship Galaxy S7 smartphones.

The improved outlook comes amid reports of strong sales of its latest flagship smartphone models, the Galaxy S7.

Chinese tech giant Huawei's net profit totaled US$5.7 billion for the full year to December 2015, boosted by demand for its smartphones, among other devices.

Samsung Electronics says its operating profit is likely to rise 15% in the fourth quarter from a year ago, missing market expectations.

Samsung Securities said on Dec. 13 that it trimmed Samsung Electronics' operating profit forecast for the fourth quarter by KRW300 trillion (US$253.91 million) to KRW6.8 trillion from the previous KRW7.1 trillion (US$6.01 billion) estimate due to sluggish sales in its component business.

South Korean financial regulators on Friday said they were investigating whether nine executives from Samsung, the country's largest conglomerate, used insider trading to profit illegally from a merger of two subsidiaries.

Samsung Electronics estimated July-September operating profit would leap 80% from a year earlier to 7.3 trillion won ($6.3 billion), higher than a 6.7 trillion won profit Thomson Reuters SmartEstimate derived from 30 analysts.

Micron Technology's fourth-quarter profit fell sharply as lower selling prices again drove down revenue, underscoring the effects of weakened demand for personal computers.

Net income in the period ended September 3 fell to US$471 million, or 42 cents a share, from US$1.15 billion, or 96 cents, a year earlier.

Japanese tech giant Sony saw its net profit more than triple in the April-to-June quarter, helped by strong sales of its PlayStation 4 games and camera sensors.

A painful reversal in fortunes for Samsung Electronics' smartphone business continued in the second quarter, the company confirmed on Thursday, adding to scepticism about its strategy to halt its sliding market share.

Chipmaker Qualcomm said it may break itself up as it delivered its third profit warning this year and announced plans to slash jobs and spending in the face of rising competition.

"S6 didn't sell as well as the market had hoped for, partly because of continued outperforming of iPhones combined with the supply constraint," said Greg Roh, a Seoul-based analyst at HMC Investment Securities Co. "Sales sharply missed the market expectation, which implies that overall technology industry demand for smartphones, TVs and PCs is weakening."

Doubts over the sales prospects of Samsung Electronics' new flagship smartphones are damping expectations of a rapid turnaround for the South Korean giant, even though profit likely continues to recover from last year's troughs.

Japanese videogame maker Nintendo made its first annual operating profit in four years, which beat its forecast as well as the market's.

Siemens AG, Europe's largest engineering company, will cut another 4,500 jobs after second-quarter profit fell more than analysts estimated, burdened by the declining oil price.

Qualcomm's second-quarter profit dropped 46%, mainly because of a large fine the company had to pay in China for settling antitrust issues. The company also cut its revenue outlook for 2015, citing loss of business for its Snapdragon processor from key customer Samsung Electronics and a concentration of the premium market around two players - Apple and Samsung, among other factors.

The guidance is slightly better than an average 35% decline forecast by a Dow Jones survey of eight analysts.