1. A method for detecting noise associated with a power supply line, comprising the steps of:
preconditioning a first signal and a second signal, the first signal being representative of a voltage of the power supply line on which noise is to be detected, the second signal being representative of a voltage of a reference power supply line, the preconditioning operation comprising shifting respective levels of the voltages such that the voltages are within an input voltage range of a pair of comparators;
comparing the preconditioned first signal and the preconditioned second signal, the comparing operation detecting when a difference exists between the voltage level of the preconditioned first signal and the voltage level of the preconditioned second signal; and
outputting an overshoot signal when the voltage level of the preconditioned first signal is greater than the voltage level of the preconditioned second signal and an undershoot signal when the voltage level of the preconditioned first signal is less than the voltage level of the preconditioned second signal.
2. The apparatus of claim 1, wherein an output signal is generated by the comparator circuitry when the voltage level of the preconditioned first signal is greater than or less than the voltage level of the preconditioned second signal.
3. The apparatus of claim 2, wherein the output signal represents an overshoot condition when the voltage level of the preconditioned first signal is greater than the voltage level of the preconditioned second signal.
4. The apparatus of claim 2, wherein the output signal represents an undershoot condition when the voltage level of the preconditioned first signal is less than the voltage level of the preconditioned second signal.
5. The apparatus of claim 1, further comprising a reference generator coupled to the sensor circuitry, the reference generator selectively controlling the voltage level of the reference power supply line.
6. The apparatus of claim 5, wherein the reference generator is driven by a current source.
7. The apparatus of claim 1, wherein a detected difference between the voltage level of the preconditioned first signal and the voltage level of the preconditioned second signal is indicative of noise on the power supply line being monitored.
8. The apparatus of claim 1, wherein the sensor circuitry comprises a pair of matched sensors, wherein the pair of matched sensors comprise a first sensor for preconditioning the first signal and a second sensor for preconditioning the second signal.
9. The apparatus of claim 8, wherein the first sensor is configured such that the preconditioned first signal output by the first sensor is responsive to a fluctuation in the voltage of the power supply line being monitored.
10. The apparatus of claim 8, wherein the comparator circuitry comprises a pair of comparators, wherein the pair of comparator comprise a first comparator coupled to the first sensor and a second comparator coupled to the second sensor.
11. The apparatus of claim 10, further comprising a first pair of inverters coupled to the first comparator and a second pair of inverters coupled to the second comparator.
12. The apparatus of claim 11, wherein the first and second comparator and the first and second pair of inverters are supplied by the power supply line being monitored.
13. The apparatus of claim 1, wherein the sensor circuitry is configured such that monitoring of the power supply line is selectively controllable.
14. The apparatus of claim 13, wherein selective control of the monitoring allows for continuous real-time monitoring or for overshootundershoot condition testing at a predetermined time for a desired time interval.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An information processing apparatus, comprising:
an image receiving unit configured to receive an image series from a remote control apparatus, the remote control apparatus including a camera unit enabling continuous-shooting, the remote control apparatus being capable of sending the image series to an information processing apparatus via a wireless medium, the image series being obtained by continuous-shooting by the camera unit;
a display unit having a display screen;
a display controller configured to display the received image series on the display screen in series;
an image storing unit configured
to select, in response to a first control signal sent from the remote control apparatus via a wireless medium, a store-target image from the displayed image series, and
to store the store-target image; and
a content obtaining unit configured to obtain display-dedicated content, wherein
the display controller is configured to simultaneously display the obtained display-dedicated content and the received image series on the display screen of the display unit.
2. The information processing apparatus according to claim 1, further comprising:
an image selecting unit configured to select, in response to a second control signal sent from the remote control apparatus via a wireless medium, a processing-target image from the at least one stored image; and
a processing selection unit configured to select, in response to a third control signal sent from the remote control apparatus via a wireless medium, a piece of processing to be executed on the selected processing-target image.
3. The information processing apparatus according to claim 2, wherein
the display controller is configured to display, on the display screen of the display unit, a list of at least one thumbnail image of the at least one image stored in the image storing unit, and
the image selecting unit is configured to select the processing-target image in response to the second control signal from the remote control apparatus, the second control signal being a signal for selecting the processing-target image from the list of at least one thumbnail image of the at least one stored image.
4. The information processing apparatus according to claim 3, wherein
the display controller is configured to display, on the display screen of the display unit, a list of pieces of processing to be selected, and
the processing selection unit is configured to select the piece of processing in response to the third control signal from the remote control apparatus, the third control signal being a signal for selecting the piece of processing from the list of pieces of processing to be selected.
5. The information processing apparatus according to claim 4, further comprising:
a processing execution unit configured to execute the piece of processing to process the processing-target image, the piece of processing being selected by the processing selection unit, the processing-target image being selected by the image selecting unit.
6. The information processing apparatus according to claim 5, wherein
the wireless medium is a wireless LAN.
7. The information processing apparatus according to claim 4, further comprising:
a processing request unit configured to send a processing request to a server in a web, the processing request including the processing-target image selected by the image selecting unit, the server being capable of executing the piece of processing selected by the processing selection unit.
8. An information processing system, comprising:
a remote control apparatus; and
an information processing apparatus capable of being controlled by the remote control apparatus via a wireless medium, wherein
the remote control apparatus includes
a camera unit enabling continuous-shooting, and
an image sending unit configured to send an image series to the information processing apparatus via a wireless medium, the image series being obtained by continuous-shooting by the camera unit,
the information processing apparatus includes
a display unit having a display screen,
an image receiving unit configured to receive the image series sent from the remote control apparatus,
a display controller configured to display the received image series on the display screen in series,
an image storing unit configured
to select, in response to a first control signal sent from the remote control apparatus via a wireless medium, a store-target image from the displayed image series, and
to store the store-target image, and
a content obtaining unit configured to obtain display-dedicated content, and
the display controller is configured to simultaneously display the obtained display-dedicated content and the received image series on the display screen of the display unit.
9. An information processing method, comprising:
sending, by a remote control apparatus, an image series to an information processing apparatus via a wireless medium, the image series being obtained by continuous-shooting by a camera unit, the information processing apparatus being a target controlled by the remote control apparatus;
displaying, by a display controller of the information processing apparatus, the image series on a display screen in series, the image series being received from the remote control apparatus;
selecting, by an image storing unit of the information processing apparatus, in response to a first control signal sent from the remote control apparatus via a wireless medium, a store-target image from the displayed image series, the first control signal being a signal for selecting the store-target image from the displayed image series;
storing, by the image storing unit, the store-target image;
obtaining, by a content obtaining unit of the information processing apparatus, display-dedicated content; and
simultaneously displaying, by the display controller, the obtained display-dedicated content and the received image series on the display screen of the display unit.