Real time signal recording apparatus for effecting variable signal transfer rate
First Claim
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1. A signal recording apparatus comprising:
- temporary storage means for recording an input signal at a predetermined signal-transfer rate and reading out said recorded input signal at a variable signal-transfer rate and in the same sequence as input;
main recording means for recording a signal read out from said temporary storage means; and
control means for receiving a data-save instruction, outputting a start-writing signal to said main recording means, setting a signal-transfer rate for reading out said recorded input signal from said temporary storage means faster than the predetermined signal-transfer rate for writing a signal in said temporary storage means, and transferring said read out recorded input signal to said main recording means.
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Abstract
A signal recording apparatus includes a temporary memory for writing an input signal at a predetermined signal-transfer rate and reading it out in the same sequence as input, and a main recorder for recording the signal read out from the temporary memory. The reading signal-transfer rate of the temporary memory is variable. The apparatus further includes a controller which, upon receiving a data-save instruction, sets the reading signal transfer rate of the temporary memory faster than its writing signal transer rate and transfers the signal from this memory to the main recorder.
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Citations
5 Claims
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1. A signal recording apparatus comprising:
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temporary storage means for recording an input signal at a predetermined signal-transfer rate and reading out said recorded input signal at a variable signal-transfer rate and in the same sequence as input; main recording means for recording a signal read out from said temporary storage means; and control means for receiving a data-save instruction, outputting a start-writing signal to said main recording means, setting a signal-transfer rate for reading out said recorded input signal from said temporary storage means faster than the predetermined signal-transfer rate for writing a signal in said temporary storage means, and transferring said read out recorded input signal to said main recording means. - View Dependent Claims (2, 3, 4, 5)
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Specification