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In cooperation with Communication Research Laboratory of Japan, Tokai University has developed wearable satellite terminals for jogger via ETS-VIII to monitor ECG (electrocardiogram). The ECG signals provided from three skin electrodes attached to a runner's chest wall are passed onto a CR frequency filter to remove loop-back noise generated during sampling. Following A/D conversion (250/sec, voltage/10...
In the mobile moving picture transmission via a communication satellite between an ambulance and a hospital, it sometimes occurs that the electric wave is blocked by some building, tree, utility pole, etc. standing along the roadside. And consequently some packets of the transmitted signal are lost to result in freezing of the moving picture. By use of a fish-eye lens mounted on a mobile roof, the...
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