Invention Grant
- Patent Title: Mobile communication terminal supporting TTY device for hard-of-hearing or speech-disabled person and communication method thereof
- Patent Title (中): 移动通信终端支持用于听障者或残疾人的TTY设备及其通信方法
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Application No.: US11601196Application Date: 2006-11-16
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Publication No.: US08213985B2Publication Date: 2012-07-03
- Inventor: Hye-sung Choi
- Applicant: Hye-sung Choi
- Applicant Address: KR Seoul
- Assignee: Pantech & Curitel Communications, Inc.
- Current Assignee: Pantech & Curitel Communications, Inc.
- Current Assignee Address: KR Seoul
- Agency: H.C. Park & Associates, PLC
- Priority: KR10-2006-0011756 20060207
- Main IPC: H04M1/00
- IPC: H04M1/00
Abstract:
A mobile communication terminal supporting a teletypewriter (TTY) device for a hard-of-hearing or speech-disabled user is provided. The mobile communication terminal includes: a controller activating a vocoder corresponding to a TTY mode selected by a user; a vocoder encoding a Baudot tone received from the TTY device into a voice data packet based on the selected TTY mode; a TTY mode processor including TTY mode information selected by a user in part of the voice data packet; and an RF transmitter transmitting an encoded voice data packet including the TTY mode information.
Public/Granted literature
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