Electronic data storage and retrieval apparatus and method
First Claim
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1. An electronic data transmission apparatus comprising:
- data transmitting means and at least one data receiving means;
said data transmitting means including;
means for generating a combination signal having a power component and a data component corresponding to first data signals in said data transmitting means; and
means for continuously transmitting said combination signal to at least one said data receiving means when brought into proximity therewith;
each data receiving means including;
means for receiving said combination signal;
means for deriving operating power and said first data signals from said combination signal with a value corresponding to second data signals in said receiving means to communicate said second data signals to said data transmitting means while simultaneously continuing to receive said combination signal from said data transmitting means;
said data transmitting means further including means for detecting the modulation of said combination signal by said data receiving means; and
means for deriving said second data signals therefrom while simultaneously continuing to transmit said combination signal, whereby said data transmitting means and said data receiving means simultaneously communicate data bidirectionally.
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Abstract
An electronic data storage, transmission and retrieval apparatus and method wherein a combination power and data signal is received by a preferably portable and miniature data storage means which in turn modulates the combination signal in acordance with available data signals. Substantially simultaneous and bi-directional data communication can be achieved between a data link means and a data storage means without physical contact between the devices.
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Citations
45 Claims
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1. An electronic data transmission apparatus comprising:
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data transmitting means and at least one data receiving means; said data transmitting means including;
means for generating a combination signal having a power component and a data component corresponding to first data signals in said data transmitting means; and
means for continuously transmitting said combination signal to at least one said data receiving means when brought into proximity therewith;each data receiving means including;
means for receiving said combination signal;
means for deriving operating power and said first data signals from said combination signal with a value corresponding to second data signals in said receiving means to communicate said second data signals to said data transmitting means while simultaneously continuing to receive said combination signal from said data transmitting means;said data transmitting means further including means for detecting the modulation of said combination signal by said data receiving means; and
means for deriving said second data signals therefrom while simultaneously continuing to transmit said combination signal, whereby said data transmitting means and said data receiving means simultaneously communicate data bidirectionally.
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2. An electronic data storage, transmission and retrieval apparatus comprising;
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data link means and at least one data storage means; said data link means including;
means for generating a combination signal having a power component and a data component corresponding to first data signals in said data transmitting means; and
means for continuously transmitting said combination signal to at least one said data storage means when brought into proximity therewith;each said data storage means including;
means for receiving said combination signal;
means for deriving operating power and said first data signals from said combination signal;
means for storing said derived first data signals;
means for modulating said combination signal with a value corresponding to stored second data signals to communicate said second data signals to said data link means while simultaneously continuing to receive said combination signal;said data link means further including means for detecting the modulation of said combination signal by said data storage means; and
means for deriving said second data signals therefrom while simultaneously continuing to transmit said combination signal, whereby said data link means and said data storage means simultaneously communicate data bidirectionally.
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3. An electronic data storage, transmission and retrieval apparatus comprising:
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data link means and at least one data storage means; said data link means including;
means for storing first data signals;
means for generating a combination signal having a power component and having a data component derived from said first data signals; and
means for continuously transmitting said combination signal to at least one said data storage means when brought into proximity therewith;each data storage means including;
means for receiving said combination signal;
means for deriving operating power and said first data signals from said combination signal;
means for storing said derived first data signals;
means for modulating said combination signal with a value corresponding to stored second data signals to communicate said second data signals to said data link means while simultaneously continuing to receive said combination signal;said data link means further including means for detecting the modulation of said combination signal by said data storage means; and
means for deriving said second data signals therefrom while simultaneously continuing to transmit said combination signal, whereby said data link means and said data storage means simultaneously communicate data bidirectionally.
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4. An electronic data storage, transmission and retrieval apparatus comprising:
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data link means and at least one data storage means; said data link means including;
means for storing first data signals;
means for generating a combination signal having a power component and having a data component derived from said first data signals; and
means for continuously transmitting said combination signal to at least one said data storage means when brought into proximity therewith;each data storage means including;
means for receiving said combination signal;
means for deriving operating power and said first data signals from said combination signal;
means for storing said derived first data signals;
load means for presenting a variable load to said combination signal;
means for varying the value of said load corresponding to the value of stored second data signals to modulate said combination signal and communicate said second data signals to said data link means while simultaneously continuing to receive said combination signal;said data link means further including means for detecting the modulation of said combination signal by said data storage means; and
means for deriving said second data signals therefrom while simultaneously continuing to transmit said combination signal, whereby said data link means and said data storage means simultaneously communicate data bidirectionally. - View Dependent Claims (5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. An electronic data apparatus comprising:
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means for receiving a combination signal having power and data components; means for deriving operating power and first data signals from said combination signal; and means for modulating said combination signal with a value corresponding to second data signals in said apparatus to transmit said second data signals while simultaneously continuing to receive said combination signal. - View Dependent Claims (19, 20, 21, 22)
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23. A method of transmitting electronic data signals comprising the steps of:
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providing a data transmitting means and at least one data receiving means; generating in said data transmitting means a combination signal having a power component and a data component corresponding to first data signals in said data transmitting means; continuously transmitting said combination signal from said data transmitting means to at least one said data receiving means when said data transmitting means is brought into proximity therewith; receiving said combination signal in said receiving means; deriving operating power and said first data signals from said received combination signal in said receiving means; modulating said combination signal by said data receiving means with a value corresponding to second data signals therein to communicate said second data signals to said data transmitting means while simultaneously continuing to receive said combination signal in said data receiving means; detecting the modulation of said combination signal by said data receiving means in said data transmitting means; and deriving said second data signals therefrom while simultaneously continuing to transmit said combination signal to said data receiving means.
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24. A method of storing, transmitting and retrieving electronic data signals comprising the steps of:
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providing a data link means and at least one data storage means; storing first data signals in said data link means; generating in said data link means a combination signal having a power component and having a data component derived from said first data signals; continuously transmitting said combination signal from said data link means to at least one said data storage means when said data link means is brought into proximity therewith; receiving said combination signal in said data storage means; deriving operating power and said first data signals from said combination signal when received in said data storage means; storing said derived first data signals in said data storage means; modulating said combination signal by said data storage means with a value corresponding to stored second data signals in said data storage means to communicate said second data signals to said data link means; detecting the modulation of said combination signal by said data storage means in said data link means; and deriving said second data signals therefrom while simultaneously continuing to transmit said combination signal to said data storage means.
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25. A method of storing and retrieving electronic data signals comprising the steps of:
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providing a data link means and at least one data storage means; storing first data signals in said data link means; generating in said data link means a combination signal having a power component and a data component derived from said first data signals; continuously transmitting said combination signal from said data link means to at least one said data storage means when said data link means is brought into proximity therewith; receiving said combination signal in said data storage means; deriving operating power and said first data signals from said combination signal when received in said data storage means; storing said derived first data signals in said data storage means; modulating said combination signal by said data storage means by varying the value of a load presented to said combination signal in correspondence with the value of stored second data signals in said data storage means to communicate said second data signals to said data link means; detecting the modulation of said combination signal by said data storage means in said data link means; and deriving said second data signals therefrom while simultaneously continuing to transmit said combination signal to said data storage means. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32, 33, 34)
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35. A method of communicating electronic data signals comprising:
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receiving a combination signal having power and data components; deriving operating power and first data signals from said combination signal; and modulating said combination signal with a value corresponding to second data signals to transmit said second data signals while simultaneously continuing to receive said combination signal. - View Dependent Claims (36, 38)
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39. An electronic data transmission apparatus comprising:
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data transmitting means and at least one data receiving means; said data transmitting means including;
means for generating a combination signal having clock, moving a power component, and data components derived from first clock and data signals in said data transmitting means; and
means for continuously transmitting said combination signal to said data receiving means when in proximity therewith;said data receiving means including;
means for deriving operating power and said first data signals from said combination signal;
means for generating second clock signals; and
means for modulating said combination signal with values corresponding to said second clock signals and second data signals in said data receiving means to communicate said second clock and data signals to said data transmitting means while simultaneously continuing to receive said combination signal;said data transmitting means also including;
means for detecting the modulation of said combination signal by said data receiving means; and
means for deriving said second clock and data signals from said combination signal while simultaneously continuing to transmit said combination signal to said data receiving means;said means for generating a combination signal including means responsive to said second clock signals to generate said clock component of said combination signal. - View Dependent Claims (37, 40, 41, 42, 43, 44, 45)
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Specification