Though Samsung Electronics slightly beat its own expectations in its third quarter sales and operating profit last week, the news from its network unit was disappointing. The vendor is stuck in a tight spot and is losing share to Nokia and Ericsson. This could be a turning point; where Samsung decides whether the juice is worth the squeeze in the mobile networking business. But the firm has pinned some hope for growth into its role as an Open RAN equipment vendor. While overall revenues reached a record high of KRW 79.1 trillion ($57.2 billion), growing over 17% from the same period of last year, the figure missed analysts’ expectations of KRW 10.8 trillion. The same was true of operating profit…