1. A receiving apparatus comprising:
a receiving unit that receives image data;
a determining unit that is connected to a subsequent stage of the receiving unit and determines whether the image data acquired is a target of record or not;
a data generator that generates data for output to which information on necessity of recording is included, the information being a result of determination by the determining unit; and
an interface that outputs the data for output.
2. The receiving apparatus according to claim 1, wherein
the data generator generates the data for output by adding the information on necessity of recording to the image data.
3. The receiving apparatus according to claim 1, wherein
the interface is a serial interface.
4. The receiving apparatus according to claim 3, wherein
the serial interface is a differential transmission interface.
5. The receiving apparatus according to claim 1, further comprising:
a binarizing unit that performs comparison processing to compare a voltage value of the image data signal and a predetermined reference voltage value and binarizes to output the image data, wherein
the data generator adds the information on necessity of recording to the image data binarized by the binarizing unit.
6. The receiving apparatus according to claim 1, wherein
the determining unit detects a horizontal synchronization signal included in an image signal which includes the image data, and determines that the image data is the target of record when a number of the horizontal synchronization signals detected is equal to or larger than a predetermined threshold.
7. A monitor apparatus comprising:
an interface that receives radio signals including image data acquired through image capturing by a capsule endoscope introduced into a subject, acquires the image data based on the radio signals, determines whether the image data acquired is valid image data or not, and receives image signals which includes the image data acquired by a receiving apparatus and a result of determination on the image data, the interface being connected to the receiving apparatus which stores the valid image data therein;
a detector that detects the result of determination included in the image signal;
a display unit that displays the image data and information corresponding to the result of determination, the image data and the information being included in the image signal; and
a control unit that controls to display the image data and the information corresponding to the result of determination based on the result of determination detected by the detector, the image data and the information being included in the image signal.
8. The monitor apparatus according to claim 7, wherein
the interface is a serial interface.
9. The monitor apparatus according to claim 8, wherein
the serial interface is a differential transmission interface.
10. The monitor apparatus according claim 7, wherein
the information corresponding to the result of determination is information indicating whether the image data is stored in the receiving apparatus or not.
11. An intra-subject information acquiring system comprising:
a receiving apparatus that receives radio signals including image data acquired through image capturing by a capsule endoscope introduced into a subject, demodulates the radio signals received into image signals, and stores valid image data among the image data acquired based on the image signals; and
a monitor apparatus that is connected to the receiving apparatus via an interface, and displays the image data acquired by the receiving apparatus, wherein
the receiving apparatus determines whether the image data acquired is a target of record or not, generates data for output including a result of determination and the image data, and transmits the acquired data for output to the monitor apparatus via the interface, and
the monitor apparatus receives the data for output via the interface, detects the result of determination included in the data for output received, and displays information corresponding to the result of determination detected together with the image data.
12. The intra-subject information acquiring system according to claim 11, wherein
the interface is a serial interface.
13. The intra-subject information acquiring system according to claim 12, wherein
the serial interface is a differential transmission interface.
14. The intra-subject information acquiring system according to claim 11, wherein
the information corresponding to the result of determination is information indicating whether the image data is stored in the receiving apparatus or not.
15. The receiving apparatus according to claim 1, wherein the data generator generates the data for output by adding the information on necessity of recording to the blanking portion of the image data.
16. The receiving apparatus according to claim 1, wherein
the determining unit detects a vertical synchronization signal included in an image signal which includes the image data, and determines that the image data is the target of record when the vertical synchronization signal in the image signal is detected.
17. The receiving apparatus according to claim 1, wherein
the determining unit detects the strength of the received radio signal of the image data, and determines that the image data is the target of record when the strength of the received radio signal is not less than a predetermined threshold.
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 engine with a valve opening arrangement, comprising:
an engine comprising at least one cylinder and at least one valve for opening and closing an opening in the cylinder, the valve being spring loaded to a closed position;
a movable contact surface for urging the valve to an open position; and
a control arrangement at least partially connected to the contact surface and operable in a modified mode to at least one of advance opening and delay closing of the valve relative to opening and closing in a normal mode, the control arrangement comprising a movable piston movable to an active position to operate in the modified mode, the piston being adapted to be moved to any position at and between a fully extended position and a retracted position.
2. The engine with the valve opening arrangement as set forth in claim 1, wherein the contact surface is associated with a rocker arm that pivots to urge the valve to the open position.
3. The engine with the valve opening arrangement as set forth in claim 2, wherein control arrangement comprises a movable piston movable to an active position to operate in the modified mode.
4. The engine with the valve opening arrangement as set forth in claim 3, wherein a head of the piston extends outwardly of a cylinder in the rocker arm when the piston is in the active position.
5. The engine with the valve opening arrangement as set forth in claim 4, wherein the piston is hydraulically driven.
6. The engine with the valve opening arrangement as set forth in claim 2, wherein the control arrangement comprises a second rocker arm that, during an engine braking mode, forces the valve to open and close differently relative to opening and closing of the second valve by the first rocker arm.
7. The engine with the valve opening arrangement as set forth in claim 1, comprising a controller and at least one sensor for sensing a condition and sending a signal corresponding to the condition to the controller, the controller controlling movement of the piston to any position at and between a fully extended position and a retracted position in response to the signal.
8. The engine with the valve opening arrangement as set forth in claim 1, wherein the valve comprises first and second valves at least partially disposed on first and second openings, respectively, in the cylinder, the first and second valves being connected by a yoke.
9. The engine with the valve opening arrangement as set forth in claim 8, wherein, during the normal mode, the contact surface contacts the yoke to open the first and second valves simultaneously.
10. The engine with the valve opening arrangement as set forth in claim 8, comprising a second contact surface that, during an engine braking mode, contacts the yoke proximate the first valve and causes the yoke to pivot to alter opening and closing of the first valve relative to opening and closing of the first valve in the normal mode.
11. The engine with the valve opening arrangement as set forth in claim 1, comprising a second contact surface that, during an engine braking mode, forces the valve to open and close differently relative to opening and closing of the valve in the normal mode.
12. The engine with the valve opening arrangement as set forth in claim 11, wherein the first and second contact surfaces are connected to first and second rocker arms that are pivoted by at least one cam on a common cam shaft.
13. The engine with the valve opening arrangement as set forth in claim 1, wherein the contact surface is associated with a movable piston movable, in the modified mode, to an active position to at least one of advance opening and delay closing of the valve relative to opening and closing of the valve when, in the normal mode, the movable piston is in a retracted position.
14. The engine with the valve opening arrangement as set forth in claim 13, comprising a second movable piston movable to an active position to alter opening and closing of the valve relative to opening and closing of the valve by the first movable piston.
15. The engine with the valve opening arrangement as set forth in claim 13, wherein the valve comprises first and second valves associated with first and second openings in the cylinder, the first and second valves being connected by a yoke.
16. The engine with the valve opening arrangement as set forth in claim 15, wherein, during the normal mode, the first contact surface contacts the yoke to open the first and second valves simultaneously.
17. The engine with the valve opening arrangement as set forth in claim 16, wherein, during an engine braking mode, the second contact surface contacts the yoke proximate the first valve and causes the yoke to pivot to alter opening and closing of the first valve relative to opening and closing of the first valve by the first contact surface.
18. The engine with the valve opening arrangement as set forth in claim 1, wherein the valve is an exhaust valve.
19. The engine with the valve opening arrangement as set forth in claim 18, wherein the control arrangement includes a controller and a temperature sensor arranged to send a signal to the controller corresponding to a temperature of exhaust downstream of the exhaust valve, the controller being configured to adjust opening and closing of the exhaust valve in response to the signal from the temperature sensor.
20. A method of modifying valve timing, comprising:
during a normal mode, moving a contact surface to apply a force to urge a spring-loaded valve to an open position, and thereafter releasing the force so the spring force moves the valve to a closed position; and
during a modified mode, operating a control arrangement at least partially connected to the contact surface to at least one of advance opening and delay closing of the valve relative to opening and closing during the normal mode, opening and closing of the valve being altered relative to opening and closing of the valve when the movable piston is in a retracted position by moving a movable piston associated with the contact surface to an active position between a fully extended and a fully retracted position.
21. The method of modifying valve timing as set forth in claim 20, wherein the contact surface is associated with a rocker arm and, during the normal mode, the contact surface is moved by pivoting the rocker arm.
22. The method of modifying valve timing as set forth in claim 20, wherein operation of the control arrangement comprises moving the piston to a first active position and subsequently moving the piston to a second, different active position, the first and second active positions being disposed at any position at and between a fully extended position and the retracted position.
23. The method of modifying valve timing as set forth in claim 20, wherein the valve comprises first and second valves associated with first and second openings, respectively, in a cylinder, the first and second valves being connected by a yoke and wherein, during the normal mode, the contact surface contacts the yoke to open the first and second valves simultaneously.
24. The method of modifying valve timing as set forth in claim 23, wherein, during an engine braking mode, a second contact surface contacts the yoke proximate the first valve and causes the yoke to pivot to alter opening and closing of the first valve relative to opening and closing of the first valve by the first contact surface.
25. The method of modifying valve timing as set forth in claim 20, wherein, during an engine braking mode, a second movable contact surface alters opening and closing of the valve relative to opening and closing of the valve by the first contact surface.
26. The method of modifying valve timing as set forth in claim 25, wherein the first and second contact surfaces comprise parts of first and second rocker arms, the method comprising pivoting the first and second rocker arms under action of a common cam.
27. The method of modifying valve timing as set forth in claim 20, wherein the valve is an exhaust valve in an engine, the method comprising measuring a temperature of exhaust downstream from the valve and controlling operation of the control arrangement in response to the measured temperature to increase or decrease the temperature of the exhaust downstream from the valve.
28. A device with a valve opening arrangement, comprising:
at least one cylinder and at least one valve for opening and closing an opening in the cylinder, the valve being spring loaded to a closed position;
a movable contact surface for urging the valve to an open position; and
a control arrangement at least partially connected to the contact surface and operable in a modified mode to at least one of advance opening and delay closing of the valve relative to opening and closing in a normal mode, the control arrangement comprising a movable piston movable to an active position to operate in the modified mode, the piston being adapted to be moved to any position at and between a fully extended position and a retracted position.