DESIGN AND IMPLEMENTATION OF VIRTUAL TTY APPLICATION MANAGER

摘要

An apparatus for communicating teletype (TTY) messages over a wireless voice link is provided. The apparatus includes a virtual TTY device manager, a display controller, and a keyboard controller. The virtual TTY device manager is disposed within a wireless communication device, and is configured to format first TTY messages for transmission over the wireless voice link, and is configured to extract second TTY messages from frames received over the wireless voice link. The display controller is disposed within the wireless communication device and is coupled to the virtual TTY element, and is configured to present the second TTY messages over a display of the wireless communication device. The keyboard controller is disposed within the wireless communication device and is coupled to the virtual TTY element, and is configured to enable a user to enter the first TTY messages via a keyboard of the wireless communication device.

主权项

1. An apparatus for communicating teletype (TTY) messages over a wireless voice link, the apparatus comprising:
a virtual TTY device manager, disposed within a wireless communication device, configured to format first TTY messages for transmission over the wireless voice link, and configured to extract second TTY messages from frames received over the wireless voice link; a display controller, disposed within said wireless communication device and coupled to said virtual TTY element, configured to present said second TTY messages over a display of said wireless communication device; and a keyboard controller, disposed within said wireless communication device and coupled to said virtual TTY element, configured to enable a user to enter said first TTY messages via a keyboard of said wireless communication device.