MULTIMEDIA COMMUNICATION SYSTEM, AND TELEVISION DEVICE AND CORE MODULE THEREOF
First Claim
1. A multimedia communication system adapted to receive an external input signal that contains external audio information, comprising:
- an intercom device includinga first sound-pickup module operable for picking up first audio information so as to generate a first to-be-encoded audio signal,a first signal processing module operable for performing an encoding process upon the first to-be-encoded audio signal so as to generate a first to-be-transmitted signal, anda first communication module operable for performing a modulation process upon the first to-be-transmitted signal so as to generate a first modulated signal; and
a multimedia device includinga second communication module coupled to said first communication module for receiving the first modulated signal therefrom, and operable for performing a demodulation process upon the first modulated signal so as to generate a first to-be-decoded signal,a second signal processing module operable for performing a decoding process upon the first to-be-decoded signal so as to generate a first decoded audio signal,a core module adapted to receive the external input signal, and operable generate a first output audio signal from at least one of the first decoded audio signal and the external audio information contained in the external input signal, anda second audio reproduction module operable for audible reproduction of the first output audio signal;
wherein;
said core module is operable for generating the first output audio signal from the external audio information contained in the external input signal when the first decoded audio signal is not received thereby; and
said core module is operable for generating the first output audio signal from at least the first decoded audio signal when the first decoded audio signal and the external input signal are received thereby.
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Abstract
A multimedia communication system includes: an intercom device operable for picking up audio information, and for performing encoding and modulation processes upon the audio information so as to generate a modulated signal; and a multimedia device coupled to the intercom device for receiving the modulated signal therefrom, and operable for performing demodulation and decoding processes upon the modulated signal so as to generate a decoded audio signal, for generating an output audio signal from external audio information contained in an external input signal when the decoded audio signal is not received thereby, for generating the output audio signal from at least the decoded audio signal when the decoded audio signal and the external input signal are received thereby, and for audible reproduction of the output audio signal.
15 Citations
13 Claims
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1. A multimedia communication system adapted to receive an external input signal that contains external audio information, comprising:
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an intercom device including a first sound-pickup module operable for picking up first audio information so as to generate a first to-be-encoded audio signal, a first signal processing module operable for performing an encoding process upon the first to-be-encoded audio signal so as to generate a first to-be-transmitted signal, and a first communication module operable for performing a modulation process upon the first to-be-transmitted signal so as to generate a first modulated signal; and a multimedia device including a second communication module coupled to said first communication module for receiving the first modulated signal therefrom, and operable for performing a demodulation process upon the first modulated signal so as to generate a first to-be-decoded signal, a second signal processing module operable for performing a decoding process upon the first to-be-decoded signal so as to generate a first decoded audio signal, a core module adapted to receive the external input signal, and operable generate a first output audio signal from at least one of the first decoded audio signal and the external audio information contained in the external input signal, and a second audio reproduction module operable for audible reproduction of the first output audio signal; wherein; said core module is operable for generating the first output audio signal from the external audio information contained in the external input signal when the first decoded audio signal is not received thereby; and said core module is operable for generating the first output audio signal from at least the first decoded audio signal when the first decoded audio signal and the external input signal are received thereby. - View Dependent Claims (2, 3, 4, 5)
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6. A television device adapted to receive a first modulated signal that contains first audio information picked up by an intercom device, and an external input signal that contains external audio information, said television device comprising:
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a communication module adapted for receiving the first modulated signal, and operable for performing a demodulation process upon the first modulated signal so as to generate a to-be-decoded signal; a signal processing module operable for performing a decoding process upon the to-be-decoded signal so as to generate a decoded audio signal; a core module adapted to receive the external input signal, and operable to generate an output audio signal from at least one of the decoded audio signal and the external audio information contained in the external input signal; and an audio reproduction module operable for audible reproduction of the output audio signal; wherein; said core module is operable for generating the output audio signal from the external audio information contained in the external input signal when the decoded audio signal is not received hereby; and said core module is operable for generating the output audio signal from at least the decoded audio signal when the decoded audio signal and the external input signal are received thereby. - View Dependent Claims (7, 8, 9)
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10. A core module for a television device, adapted to receive a decoded audio signal and an external input signal containing external audio information, and operable for generating an output audio signal from at least one of the decoded audio signal and the audio information contained in the external input signal for sound reproduction, said core module comprising:
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a tuning unit adapted to receive the external input signal, and operable for performing a frequency tuning process upon the external input signal so as to generate an input audio signal; and an audio processing unit operable for generating the output audio signal from the input audio signal when the decoded audio signal is not received by said core module, and from at least the decoded audio signal when the decoded audio signal and the external input signal are received by said core module. - View Dependent Claims (11, 12, 13)
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Specification