TRANSMITTER AND RECEIVER FOR OBSERVING PERIODICAL EVENTS
First Claim
Patent Images
1. A mobile transmitter for observing events and transmitting data on the observed events to a receiver, the mobile transmitter comprising:
- a detector for detecting occurrences of the observed events and responsive to the detection of each of said occurrences to generate a detection signal,a timer for providing time references, anda memory for recording time references,wherein the mobile transmitter is responsive to each detection signal to obtain a time reference from the timer and record the obtained time reference in the memory, and wherein the mobile transmitter is also operative to produce data messages containing a predetermined number of time references obtained from the memory and further to transmit the produced data messages to the receiver.
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Accused Products
Abstract
A mobile transmitter for observing events and transmitting data on the observed events to a receiver and a device for receiving data messages from the mobile transmitter. The transmitter and receiver are designed so as to provide efficient and reliable transmission of data from the mobile transmitter to the receiver device.
29 Citations
27 Claims
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1. A mobile transmitter for observing events and transmitting data on the observed events to a receiver, the mobile transmitter comprising:
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a detector for detecting occurrences of the observed events and responsive to the detection of each of said occurrences to generate a detection signal, a timer for providing time references, and a memory for recording time references, wherein the mobile transmitter is responsive to each detection signal to obtain a time reference from the timer and record the obtained time reference in the memory, and wherein the mobile transmitter is also operative to produce data messages containing a predetermined number of time references obtained from the memory and further to transmit the produced data messages to the receiver. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10)
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2. A mobile transmitter for observing events and transmitting data on the observed events to a receiver, the mobile transmitter comprising:
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a detector for detecting occurrences of the observed events and responsive to the detection of each of said occurrences to generate a detection signal, a counter for counting detection signals, a timer for providing time references, and a memory for recording time references, wherein the mobile transmitter is adapted to count detection signals in the counter up to a predetermined count, and as response to reaching said predetermined count, adapted to obtain a time reference from the timer and record the obtained time reference in the memory and further to immediately start a new count of detection signals up to the predetermined count, and wherein the mobile transmitter is also operative to produce data messages containing a predetermined number of time references obtained from the memory and further to transmit the produced data messages to the receiver.
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11. A receiver device for receiving data messages from a mobile transmitter, wherein the received data messages contain a predetermined number of time references obtained from a timer of the mobile transmitter as responses to observed events detected by a detector of the mobile transmitter, the receiver device:
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a receiver for receiving the data messages, and a data processor coupled to the receiver and operative to read and process the data messages in order to construct a sequence of consecutive time references relating to the observed events. - View Dependent Claims (12, 13, 14)
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15. A heart-rate monitor, comprising a calculation and display unit and a mobile transmitter for observing heart-beats and transmitting data on the observed heart-beats to the calculation and display unit,
wherein the mobile transmitter comprises: -
a detector for detecting the heart-beats, the detector being responsive to the detection of each of heart-beats to generate a detection signal, a timer for providing time references, and a memory for recording time references, wherein the mobile transmitter is responsive to each detection signal to obtain a time reference from the timer and record the obtained time reference in the memory, and wherein the mobile transmitter is also operative to produce data messages containing an identifier and a predetermined number of time references obtained from the memory and further to transmit the produced data messages to the calculation and display unit, and wherein the calculation and display unit comprises; a receiver for receiving the data messages, a data processor coupled to the receiver and operative to construct a sequence of consecutive time references relating to the observed events on the basis of said data messages and to calculate, on the basis of said sequence of consecutive time references, at least one of a pulse rate, intervals of the heart-beats and variations of the intervals of heart-beats, and a display for displaying at least one of the calculated variables. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22)
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23. A tachometer for measuring a rate of revolution, comprising a calculation unit and a mobile transmitter for transmitting data to the calculation unit,
wherein the mobile transmitter comprises: -
a detector for detecting a revolution, the detector being responsive to the detection of each revolution to generate a detection signal, a timer for providing time references, and a memory for recording time references, wherein the mobile transmitter is responsive to each detection signal to obtain a time reference from the timer and record the obtained time reference in the memory, and wherein the mobile transmitter is also operative to produce data messages containing an identifier and a predetermined number of time references obtained from the memory and further to transmit the produced data messages to the calculation unit, and wherein the calculation unit comprises; a receiver for receiving the data messages, and a data processor coupled to the receiver and operative to construct a sequence of consecutive time references relating to the revolutions on the basis of said data messages and to calculate the rate of revolution on the basis of said sequence of consecutive time references.
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24. A tachometer for measuring a rate of revolution, comprising a calculation unit and a mobile transmitter for transmitting data to the calculation unit,
wherein the mobile transmitter comprises: -
a detector for detecting a revolution, the detector being responsive to the detection of each revolution to generate a detection signal, a counter for counting detection signals, a timer for providing time references, and a memory for recording time references, wherein the mobile transmitter is adapted to count detection signals in the counter up to a predetermined count, and as response to reaching said predetermined count, adapted to obtain a time reference from the timer and record the obtained time reference in the memory and further to immediately start a new count of detection signals up to the predetermined count, and wherein the mobile transmitter is also operative to produce data messages containing an identifier and a predetermined number of time references obtained from the memory and further to transmit the produced data messages to the calculation unit, and wherein the calculation unit comprises; a receiver for receiving the data messages, and a data processor coupled to the receiver and operative to construct a sequence of consecutive time references relating to the revolutions on the basis of said data messages and to calculate the rate of revolution on the basis of said sequence of consecutive time references.
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25. A speedometer for measuring speed of a wheel, the speedometer comprising a calculation unit and a mobile transmitter for transmitting data to the calculation unit,
wherein the mobile transmitter comprises: -
a detector for detecting revolutions of the wheel, the detector being responsive to the detection of each revolution to generate a detection signal, a timer for providing time references, and a memory for recording time references, wherein the mobile transmitter is responsive to each detection signal to obtain a time reference from the timer and record the obtained time reference in the memory, and wherein the mobile transmitter is also operative to produce data messages containing an identifier and a predetermined number of time references obtained from the memory and further to transmit the produced data messages to the calculation unit, and wherein the calculation unit comprises; a receiver for receiving the data messages, and a data processor coupled to the receiver and operative to construct a sequence of consecutive time references relating to the revolutions on the basis of said data messages and to calculate the speed of the wheel on the basis of said sequence of consecutive time references.
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26. A speedometer for measuring speed of a wheel, the speedometer comprising a calculation unit and a mobile transmitter for transmitting data to the calculation unit,
wherein the mobile transmitter comprises: -
a detector for detecting revolutions of the wheel, the detector being responsive to the detection of each revolution to generate a detection signal, a counter for counting detection signals, a timer for providing time references, and a memory for recording time references, wherein the mobile transmitter is adapted to count detection signals in the counter up to a predetermined count, and as response to reaching said predetermined count, adapted to obtain a time reference from the timer and record the obtained time reference in the memory and further to immediately start a new count of detection signals up to the predetermined count, and wherein the mobile transmitter is also operative to produce data messages containing an identifier and a predetermined number of time references obtained from the memory and further to transmit the produced data messages to the calculation unit, and wherein the calculation unit comprises; a receiver for receiving the data messages, and a data processor coupled to the receiver and operative to construct a sequence of consecutive time references relating to the revolutions on the basis of said data messages and to calculate the speed of the wheel on the basis of said sequence of consecutive time references.
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27. A pace counter, comprising a calculation unit and a mobile transmitter for transmitting data to the calculation unit,
wherein the mobile transmitter comprises: -
a detector for detecting a step, the detector being responsive to the detection of each step to generate a detection signal, a timer for providing time references, and a memory for recording time references, wherein the mobile transmitter is responsive to each detection signal to obtain a time reference from the timer and record the obtained time reference in the memory, and wherein the mobile transmitter is also operative to produce data messages containing an identifier and a predetermined number of time references obtained from the memory and further to transmit the produced data messages to the calculation unit, and wherein the calculation unit comprises; a receiver for receiving the data messages, and a data processor coupled to the receiver and operative to construct a sequence of consecutive time references relating to the steps on the basis of said data messages and to calculate the pace count on the basis of said sequence of consecutive time references.
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Specification