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An analysis system and method for providing athletic training and instruction by sensing different types of information, such as video, positional information, weight transfer information etc and synchronizing the information. The synchronized information is replayed for the user in a manner that en

An analysis system and method for providing athletic training and instruction by sensing different types of information, such as video, positional information, weight transfer information etc and synchronizing the information. The synchronized information is replayed for the user in a manner that enables simultaneous viewing of an athletic motion along with calculations and presentation of analysis information related to the athletic motion.

대표청구항 ▼

An analysis system and method for providing athletic training and instruction by sensing different types of information, such as video, positional information, weight transfer information etc and synchronizing the information. The synchronized information is replayed for the user in a manner that en

An analysis system and method for providing athletic training and instruction by sensing different types of information, such as video, positional information, weight transfer information etc and synchronizing the information. The synchronized information is replayed for the user in a manner that enables simultaneous viewing of an athletic motion along with calculations and presentation of analysis information related to the athletic motion. -343492, JP; 1993-136511, JP; 1993-206579, JP; 1993-206580, JP; 1993-315705, JP; 1993-327031, JP; 1995-099373, JP; 1995-333470, JP; 1996-201609, JP; 1996-330671, JP; 1997-083059, JP; 1997-083070, JP; 1997-219475, JP; 1997-260766, JP; 1997-269439, JP; 1997-275240, JP; 1997-283847, JP; 1997-298319, JP; 1998-062654, JP; 1998-154847, JP; 1999-017248, JP rresponding to the scaled value output of the amplifier, and (d) a decision-making element, coupled to the output of the analog-to-digital converter, operable to determine the number of telephone off-hook conditions within the wiring loop based on a comparison of the output of the analog-to-digital converter to a plurality of threshold values stored in the decision-making element, wherein each of the plurality of threshold values is representative of a number of off-hook conditions. 5. The apparatus of claim 1, wherein the analog-to-digital converter outputs a positive number if the tip and ring lines have a first polarity, and a negative number if the tip and ring lines have a second polarity, whereby a reversal of polarity of the tip and ring lines is detectable. 6. The apparatus of claim 2, wherein the analog-to-digital converter outputs a positive number if the tip and ring lines have a first polarity, and a negative number if the tip and ring lines have a second polarity, whereby a reversal of polarity of the tip and ring lines is detectable. 7. The apparatus of claim 3, wherein the analog-to-digital converter outputs a positive number if the tip and ring lines have a first polarity, and a negative number if the tip and ring lines have a second polarity, whereby a reversal of polarity of the tip and ring lines is detectable. 8. The apparatus of claim 4, wherein the analog-to-digital converter outputs a positive number if the tip and ring lines have a first polarity, and a negative number if the tip and ring lines have a second polarity, whereby a reversal of polarity of the tip and ring lines is detectable. ls alternately to first and second output terminals, such that the adverse corrosive effect of positive voltage line powering is minimized. tector logic detects the offset component before the determination of which modulation to use is made. 21. The device of claim 13 wherein the transmit signal comprises an ITU-T ANSAM having an offset component. 22. The method of claim 13 wherein the transmit signal comprises sending ITU-T Call Menu having an offset component. 23. The method of claim 13 wherein the transmit signal comprises sending ITU-T Joint Menu comprising an offset component. 24. The device of claim 13 wherein the detector logic comprises a computer processing unit and memory with executable instructions. 25. The device of claim 13 wherein the detector logic comprises a programmable logic device. 26. The device of claim 13 wherein the detector logic further comprises: an integrator to receive the transmitted signal and output a value; an absolute value circuit to determine the absolute value of the integrator output value; and a comparator to compare the absolute value of the integrator output value to a threshold value; wherein the offset component is present if the absolute value of the transmitted signal is greater than a threshold value. 27. The device of claim 13 wherein the analog communication link comprises an ADPCM communication link. 28. The device of claim 26 wherein the offset component is not present if the absolute value of the transmitted signal is less than a threshold value. 29. Detector logic to detect the presence of an analog link in a communication channel comprising: an integrator to receive a transmitted signal and output a value corresponding to an offset component of the transmitted signal, the offset component being a shift in a peak-to-peak amplitude of the signal; an absolute value circuit to determine the absolute value of the integrator output value; and a comparator to compare the absolute value of the integrator output value to a threshold value; wherein an analog link is detected if the threshold value is less than the absolute value of the integrator output value. 30. A method of detecting an end-to-end digital communication channel comprising the steps of: adding an offset value to a signal to form a transmit signal, the offset value being a shift in a peak-to-peak amplitude of the signal; transmitting the transmitted signal comprising the offset value and the signal; receiving the transmitted signal as a received signal; and detecting the offset value in the received signal; wherein the detection of the offset value in the received signal indicates the presence of an end-to-end digital communication channel. 31. The method of claim 30 wherein the step of adding an offset value comprises adding a constant value to the signal. 32. The method of claim 30 wherein the signal comprises a PCM value and the step of adding an offset value comprises adding a constant PCM value to the signal. 33. The method of claim 30 wherein the absence of the offset signal indicates the presence of an analog link in the communication channel. 34. The method of claim 30 wherein the step of transmitting a signal comprises a portion of a V.8 protocol sequence. 35. A receiver for detecting an all-digital communication channel, comprising: a signal transmitted across the communication channel, the signal being transmitted with a D.C. offset by a transmitter, the D.C. offset being a shift in a peak-to-peak amplitude of the signal; a detector for receiving the signal and detecting the D.C. offset in the signal to determine whether the communication channel is a completely digital communication channel. 36. The receiver of claim 35 wherein the D.C. offset is added to an analog modulated signal. 37. The receiver of claim 35 wherein the receiver further comprises: an integrator for integrating the signal, wherein the integrator provides an output in accordance with the signal; an absolute value circuit for determining the absolute value of the output of the integrator; and a comparator for comparing the output of the abs olute value circuit to a threshold value; wherein the threshold value determines whether the communication channel is all digital.