Information transmission method and apparatus
First Claim
1. An information processing apparatus for transmitting image information, comprising:
- an image transmission unit which transmits an image inputted from an imaging apparatus;
a generation unit which generates control data to control said imaging-apparatus;
a data transmission unit which transmits data obtained by multiplexing the generated control data and a vertical synchronization signal; and
a discrimination unit which discriminates whether a sum data amount of the generated control data and the vertical synchronization signal is transmitted in the blanking interval;
wherein when said discrimination unit discriminates that the sum data amount of the generated control data and the vertical synchronization signal is not transmittable in a blanking interval, said data transmission unit transmits the control data without using the vertical synchronization signal.
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Accused Products
Abstract
An information processing method and apparatus of this invention are a method and apparatus for multiplexing data indicating information other than video information on a video signal and transmitting the multiplexed data. Modulated data is formed by inputting the data and modulating the input data. The video signal and the modulated data are input, and the modulated data is multiplexed on the input video signal. When the multiplexed data is output, the modulation mode or the multiplexing interval of the modulated data is controlled in correspondence with the type of input data, thus realizing a function of multiplexing data on a video signal and transmitting the multiplexed data in correspondence with the data type with a simple, small-scale circuit arrangement.
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Citations
4 Claims
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1. An information processing apparatus for transmitting image information, comprising:
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an image transmission unit which transmits an image inputted from an imaging apparatus;
a generation unit which generates control data to control said imaging-apparatus;
a data transmission unit which transmits data obtained by multiplexing the generated control data and a vertical synchronization signal; and
a discrimination unit which discriminates whether a sum data amount of the generated control data and the vertical synchronization signal is transmitted in the blanking interval;
wherein when said discrimination unit discriminates that the sum data amount of the generated control data and the vertical synchronization signal is not transmittable in a blanking interval, said data transmission unit transmits the control data without using the vertical synchronization signal. - View Dependent Claims (2)
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3. An information processing method for transmitting image info information, comprising the steps of:
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transmitting an image inputted from an imaging apparatus;
generating control data to control said imaging apparatus;
transmitting data obtained by multiplexing the generated control data and a vertical synchronization signal; and
discriminating whether a sum data amount of the generated control data and the vertical synchronization signal is transmitted in a blanking interval;
wherein when it is discriminated that the sum data amount of the generated control data and the vertical synchronization signal is not transmittable in the blanking interval, the control data is transmitted without using the vertical synchronization signal. - View Dependent Claims (4)
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Specification