This is a system for processing orders, such as at a drive-through. When a customer's arrival is detected at a point of sale, an alert is sent to a central system. This system then establishes an audio connection between the customer and a remote order-taking point, allowing the order to be communicated.
Why it matters: Filed before widespread cloud-based VoIP and high-speed wireless networks. These technologies now make establishing reliable, low-latency remote audio connections significantly more feasible and scalable.
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