Analyst upgrades:

• Jefferies upgraded MICROS Systems (NASDAQ:MCRS) to Buy from Hold as it believes the company's cost cutting is running ahead of Street expectations. The firm raised its target on shares to $25 from $18.
  
• KeyBanc upgraded Cheesecake Factory (NASDAQ:CAKE) to Buy from Hold. The analyst believes companies will beat EPS estimates given lower commodity costs, focus on cost controls, and reduced drag of inefficient, new restaurants on unit level margins. Additionally, they believe reduced mortgage payments from refinancing will incrementally help traffic.
  
• Keefe Bruyette upgraded First Niagara (NASDAQ:FNFG) to Outperform from Market Perform on valuation following the company's Q1 results. The firm raised its target price to $15.
• American Electric Power (NYSE:AEP) was upgraded to Overweight from Neutral at JP Morgan.
  
• Royal Gold (NASDAQ:RGLD) was upgraded to Sector Performer from Sector Underperformer at CIBC and to Neutral from Underperform at Banc of America/Merrill.
  
• Micron (NYSE:MU) was raised to Overweight from Equal Weight at Barclays.

Here are some highlights from this past week's earnings coverage from BloggingStocks:

• Altera Corp. (NASDAQ: ALTR) beat Q2 estimates, offered guidance, and announced a quarterly dividend.
• Capital One Financial Corp. (NYSE: COF) profit tumbled as consumers stopped paying off credit cards.
• Coca-Cola Co. (NYSE: KO) mixed Q2 results were boosted by international operations.
• Eaton Corp. (NYSE: ETN) reported strong Q2 numbers but shares still fell afterward.
• Genentech Inc. (NYSE: DNA) did not meet analysts' estimates but lifted its full-year outlook (see transcript).
• Google Inc. (NASDAQ: GOOG) posted strong results that fell short of Wall Street expectations.
• Intel Corp. (NASDAQ: INTC) better-than-expected Q2 results lifted other tech stocks as well (see transcript).
• JPMorgan Chase & Co. (NYSE: JPM) posted better-than-expected Q2 results (see transcript).
• Lawson Software Inc. (NASDAQ: LWSN) net income fell due to an auction-rate securities related charge.
• Mattel Inc. (NYSE: MAT) Q2 results topped expectations despite lower profits on weak demand for Barbie.
• Nokia Corp. (NYSE: NOK) posted better-than-estimated Q2 earnings on strong sales growth.
• Overstock.com Inc. (NASDAQ: OSTK) fell nearly 30% after reporting earnings for the second quarter.
• Rockwell Collins Inc. (NYSE: COL) posted strong Q3 results due to long-term government contracts.
• Sun Microsystems Inc. (NASDAQ: JAVA) preliminary Q1 results sparked an after-market rally.
• Wells Fargo & Co. (NYSE: WFC) beat low earnings expectations and also raised its quarterly dividend.
• Yum! Brands Inc. (NYSE: YUM) beat Q2 expectations due in part to strength overseas, but shares fell.

For more highlights from this week, see: Citigroup, eBay, IBM, Merrill Lynch, Microsoft and others

The earnings crunch continues next week. Among companies scheduled to report are Apple (NASDAQ: AAPL), Bank of America (NYSE: BAC), Merck (NYSE: MRK), Texas Intruments (NYSE: TXN), Caterpillar (NYSE: CAT), Halliburton (NYSE: HAL), United Parcel Service (NYSE: UPS), Wachovia (NYSE: WB), Yahoo! (NASDAQ: YHOO), Amazon (NASDAQ: AMZN), Anheuser-Busch (NYSE: BUD), AT&T Inc. (NYSE: T), McDonald's (NYSE: MCD), PepsiCo (NYSE: PEP), Pfizer (NYSE: PFE), Boeing (NYSE: BA), Hershey (NYSE: HSY), and Southwest Airlines (NYSE: LUV).

Visit AOL Money & Finance for more earnings coverage.

Rockwell Collins Incorporated (NYSE: COL) provides flight deck avionics, aircraft electronics, and aviation simulation equipment for commercial, government and regional aircraft. The company is currently flying high. Recently released 3Q earnings indicate net income increased 19% to $174 million. EPS gained 24% to $1.07, beating Wall Street estimates by $0.05. 3Q sales increased 7% to $1.2 billion, which translated into a $12 million increase in operating cash flow to $310 million.

While many economic sectors are facing a great deal of uncertainty, Rockwell Collins has locked in a number of government and commercial contracts that will translate into steady revenue growth well into the future. Defense spending increases annually and Rockwell Collins was recently awarded contracts by BOC to equip 47 new Airbus A320s, as well as another contract from Bombardier to supply avionics for its C series commercial aircraft.

Both the Commercial Systems and the Government Systems segments increased sales 7-8%. The company spent $81 million to buy back 1.4 million shares, with another quarter billion authorized for share repurchases. In view of all the contracts in the pipeline, the company has revised and improved its FY2008 guidance. FY2008 total sales are forecast at $4.75 billion, with FY EPS in the $4.05-$4.10 range. The stock is currently trading under $47, near its 52- week low of $44.53.

MOST NOTEWORTHY: Analog Semiconductors, Hill International and Varian Semi were today's noteworthy upgrades:

• Lehman upgraded Analog Devices (NYSE: ADI), Fairchild Semi (NYSE: FCS), and Intersil Corp (NASDAQ: ISIL) to Overweight from Equal Weight. The firm believes Analog semis have one of the most attractive risk/reward profiles in technology and expects the group to outperform in 2008.
  
• B. Riley raised Hill International (NYSE: HIL) to Buy from Neutral following the company's Q4 results which they believe continued to reflect strong growth across both segments of the business.
  
• ThinkEquity upgraded Varian Semi (NASDAQ: VSEA) to Accumulate from Source of Funds citing valuation and expectations that the company will end up with over 70% of the overall implant market past 2008. The firm adds that scale and pricing power should drive upside to margins.

OTHER UPGRADES:

• Collective Brands (NYSE: PSS) was raised to Buy from Hold at Soleil.
• JP Morgan upgraded Rockwell Collins (NYSE: COL) to Overweight from Neutral.
  
• UBS upgraded Cigna (NYSE: CI) to Buy from Neutral.