NETWORK AUDIO/VIDEO CAPTURING SYSTEM AND METHOD
First Claim
Patent Images
1. A network camera, comprising:
- a capturing unit to capture an analog video signal and an analog audio signal of an area to be monitored;
a video converter to convert the analog video signal to a digital video signal;
an audio converter to convert the analog audio signal to a digital audio signal;
a microprocessor to superpose and compress the digital video signal and the digital audio signal and outputs a first universal serial bus (USB) signal; and
a signal sending unit to convert the first USB signal to a wireless USB (WUSB) signal.
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Abstract
A network camera includes a capturing unit, a video converter, an audio converter, a microprocessor, and a signal sending unit. The capturing unit captures an analog video signal and an analog audio signal. The video converter converts the analog video signal to a digital video signal; the audio converter converts the analog audio signal to a digital audio signal. The microprocessor superposes and compresses the digital video signal and the digital audio signal and outputs a first universal serial bus (USB) signal. The signal sending unit converts the first USB signal to a wireless USB signal.
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Citations
10 Claims
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1. A network camera, comprising:
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a capturing unit to capture an analog video signal and an analog audio signal of an area to be monitored; a video converter to convert the analog video signal to a digital video signal; an audio converter to convert the analog audio signal to a digital audio signal; a microprocessor to superpose and compress the digital video signal and the digital audio signal and outputs a first universal serial bus (USB) signal; and a signal sending unit to convert the first USB signal to a wireless USB (WUSB) signal. - View Dependent Claims (2, 3, 4)
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5. A network audio/video capturing system, comprising:
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a plurality of network cameras each comprising a capturing unit, a video converter, an audio converter, a microprocessor, and a signal sending unit, wherein the capturing unit captures an analog video signal and an analog audio signal of an area to be monitored, the video converter converts the analog video signal to a digital video signal, the audio converter converts the analog audio signal to a digital audio signal, the microprocessor superposes and compresses the digital video signal and the digital audio signal and outputs a first universal serial bus (USB) signal, the signal sending unit converts the first USB signal to a wireless USB (WUSB) signal; a computer comprising a signal receiving unit and a processing unit, wherein the signal receiving unit receives the WUSB signal and converts the WUSB signal to a second USB signal, the processing unit converts the second USB signal to network data; a server receiving and storing the network data; and a plurality of network terminals to decode and convert the network data to the analog video signal and analog audio signal. - View Dependent Claims (6, 7, 8)
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9. A method for capturing network audio/video, the method comprising:
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capturing an analog video signal and an analog audio signal of an area to be monitored by a network camera of a plurality of network camera; converting the analog video signal to a digital video signal and converting the analog audio signal to a digital audio signal; superposing and compressing the digital video signal and the digital audio signal to output a first universal serial bus (USB) signal; converting the first USB signal to a wireless USB (WUSB) signal and sending the WUSB signal to a computer; and the computer receiving the WUSB signal and converting the WUSB signal to a second USB signal. - View Dependent Claims (10)
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Specification