First half revenues at video search engine blinkx more than double to $27.4m - up from $13.1m last time.

Gross profits in the six months to the end of September jumped rose by 109% to $17.7m and the firm posts a pre-tax profit of $2.0m compared with a loss of $7.3m a year ago.

Founder and CEO Suranga Chandratillake said: "The six months ending September 30, 2010 have been game-changing.

"blinkx transitioned into profitability and generated cash as we more than doubled revenue from the same period last year.

"Since our IPO, we have clearly and consistently demonstrated the strength of blinkx's business model.

"Our video search offering continues to draw an ever larger global audience, through an ever increasing number of distribution points - video streams in the US grew by 107% over the past year."