Patent ID: 9591032
Date: 2017-03-07
CPC Classifications: G10L,H04H,H04L,H04N,H04W,Y02D

Claim:
1. A method at a captioning device for communicating caption information to a client device, comprising: receiving a registration message from the client device; waiting until a presentation begins; upon the presentation beginning, sending, from the captioning device, an invitation to the client device for establishing a communication session in response to the received registration message; receiving an audio signal related to the presentation through a microphone at the captioning device or connected to an audio port of the captioning device; and sending, from the captioning device, caption information comprising text based on the received audio signal to the client device via the communication session; wherein the client device is prevented from transmitting data to the captioning device after the beginning of the presentation; and wherein the captioning device operates as an access point for establishing a wireless network among the captioning device and one or more other devices, including the client device, for the sending of caption information.