All The Claims

1. A transmissionreception system, comprising:
a providing apparatus; and
a recording apparatus;
the providing apparatus including
a generating section configured to generate, as attribute information associated with each piece of content to be broadcast, restrictive information including a first attribute for specifying a copyable count and a second attribute for specifying a restriction to be added every time copying is executed, and
a providing section configured to provide the restrictive information with each piece of the content by broadcasting to the recording apparatus that records each piece of the content to an internal recording media and copies the recorded content, and

the recording apparatus including
a management section configured to manage the restrictive information recorded to the internal recording media, and
a restriction section configured to add, every time each piece of the content recorded to the internal recording media is copied within a range of the copyable count specified by the first attribute, the restriction specified by the second attribute to at least one of a next copying of substantially the same content as copied last or each piece of the content recorded to the internal recording media that provided a source of the copying.
2. A recording apparatus for recording content to be broadcast to an internal recording media and copying the recorded content, comprising:
a management section configured to manage restrictive information to be obtained as attribute information associated with content recorded to the internal recording media, the restrictive information including a first attribute for specifying a copyable count and a second attribute for specifying a restriction to be added every time copying is executed; and
a restriction section configured to add, every time the content recorded to the internal recording media is copied within a range of the copyable count specified by the first attribute, a restriction specified by the second attribute to at least one of a next copying of substantially the same content as copied last or the content recorded to the internal recording media that provided a source of the copying.
3. The recording apparatus according to claim 2, wherein the restriction section sets an interval until a next copy is enabled to add a restriction to the next copy of substantially the same content as copied last.
4. The recording apparatus according to claim 2, wherein the restriction section adds a restriction to a next copy of substantially the same content as copied last by lowering an image quality of the next copy.
5. The recording apparatus according to claim 2, wherein the restriction section adds a restriction to the content recorded to the internal recording media that provided a source of the copying by setting a time interval in which the content can be recorded.
6. A recording method for recording content to be broadcast to an internal recording media and for copying the recorded content, the method comprising:
managing restrictive information to be obtained as attribute information associated with content recorded to the internal recording media, the restrictive information including a first attribute for specifying a copyable count and a second attribute for specifying a restriction to be added every time copying is executed; and
adding, every time the content recorded to the internal recording media is copied within a range of the copyable count specified by the first attribute, a restriction specified by the second attribute to at least one of a next copying of substantially the same content as copied last or the content recorded to the internal recording media that provided a source of the copying.
7. A program for causing a computer to execute a method for recording content to be broadcast to an internal recording media and for copying the recorded content, the method comprising:
managing restrictive information to be obtained as attribute information associated with content recorded to the internal recording media, the restrictive information including a first attribute for specifying a copyable count and a second attribute for specifying a restriction to be added every time copying is executed; and
adding, every time the content recorded to the internal recording media is copied within a range of the copyable count specified by the first attribute, a restriction specified by the second attribute to at least one of a next copying of substantially the same content as copied last or the content recorded to the internal recording media that provided a source of the copying.
8. A providing apparatus, comprising:
a generating section configured to generate, as attribute information associated with each piece of content to be broadcast, restrictive information including a first attribute for specifying a copyable count and a second attribute for specifying a restriction to be added every time copying is executed; and
a providing section configured to provide the restrictive information with each piece of the content by broadcasting to a recording apparatus that records each piece of the content to be broadcast to an internal recording media and copies the recorded content.
9. A providing method, comprising:
generating, as attribute information associated with each piece of content to be broadcast, restrictive information including a first attribute for specifying a copyable count and a second attribute for specifying a restriction to be added every time copying is executed; and
providing the restrictive information with each piece of the content by broadcasting to a recording apparatus that records each piece of the content to be broadcast to an internal recording media and copies the recorded content.
10. A program for causing a computer to execute a providing method, the method comprising:
generating, as attribute information associated with each piece of content to be broadcast, restrictive information including a first attribute for specifying a copyable count and a second attribute for specifying a restriction to be added every time copying is executed; and
providing the restrictive information with each piece of the content by broadcasting to a recording apparatus that records each piece of the content to be broadcast to an internal recording media and copies the recorded content.

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 apparatus for measuring the speed of a moving object, the apparatus comprising:
accelerometers for measuring a first acceleration along a moving direction of the moving object and a second acceleration along a lateral direction of the moving object;
gyroscopes for measuring a first angular speed along the lateral direction of the moving object and a second angular speed along a lower direction of the moving object;
a roll angle calculator for calculating a roll angle of the moving object using the first acceleration, the second angular speed, a previous speed of the moving object in the moving direction of the moving object, and a previous road inclination angle with respect to the moving direction of the moving object;
an inclination angle calculator for calculating a road inclination angle using the calculated roll angle, the first angular speed, and the second angular speed; and
a speed calculator for calculating a pure motion acceleration in the moving direction of the moving object using the calculated road inclination angle and for calculating the speed of the moving object using the pure motion acceleration of the moving object.
2. The apparatus of claim 1, further comprising a data storage unit for storing the calculated road inclination angle and the calculated speed in the moving direction of the moving object and for providing the previous road inclination angle and the previous speed in the moving direction of the moving object to the roll angle calculator.
3. The apparatus of claim 1, wherein the roll angle calculator uses predetermined initial values in the absence of either the previous speed in the moving direction of the moving object or the previous road inclination angle with respect to the moving direction of the moving object.
4. The apparatus of claim 1, wherein the roll angle calculator arranges an equation for the first acceleration to an equation for the roll angle of the moving object and substitutes the second acceleration, the second angular speed, the previous speed in the moving direction of the moving object, and the previous road inclination with respect to the moving direction of the moving object into the equation for the roll angle of the moving object, thereby calculating the roll angle of the moving object.
5. The apparatus of claim 1, wherein the roll angle calculator calculates a gravitational acceleration component included in the first acceleration using the road inclination angle and subtracts the gravitational acceleration component from the first acceleration, thereby calculating the pure motion acceleration in the moving direction of the moving object.
6. The apparatus of claim 1, wherein the first and second accelerations are two axis accelerations.
7. A method for measuring the speed of a moving object, the method comprising the steps of:
measuring a first acceleration along a moving direction of the moving object and a second acceleration along a lateral direction of the moving object;
measuring a first angular speed along the lateral direction of the moving object and a second angular speed along a lower direction of the moving object;
calculating a roll angle of the moving object using the first acceleration, the second angular speed, a previous speed of the moving object in the moving direction of the moving object, and a previous road inclination angle with respect to the moving direction of the moving object;
calculating a road inclination angle using the calculated roll angle, the first angular speed, and the second angular speed; and
calculating a pure motion acceleration in the moving direction of the moving object using the calculated road inclination angle and calculating the speed of the moving object using the pure motion acceleration of the moving object.
8. The method of claim 7, further comprising storing the calculated road inclination angle and the calculated speed in the moving direction of the moving object.
9. The method of claim 7, further comprising calculating the roll angle of the moving object using predetermined initial values if there is neither the previous speed in the moving direction of the moving object nor the previous road inclination angle.
10. The method of claim 7, wherein the step of calculating the roll angle of the moving object comprises:
arranging an equation for the first acceleration to an equation for the roll angle of the moving object;
acquiring the second acceleration, the second angular speed, the previous speed in the moving direction of the moving object, and the previous road inclination with respect to the moving direction of the moving object; and
substituting the second acceleration, the second angular speed, the previous speed in the moving direction of the moving object, and the previous road inclination with respect to the moving direction of the moving object into the equation for the roll angle of the moving object, thereby calculating the roll angle of the moving object.
11. The method of claim 7, wherein the step of acquiring the pure motion acceleration in the moving direction of the moving object comprises:
acquiring a gravitational acceleration component included in the first acceleration using the road inclination angle; and
subtracting the gravitational acceleration component from the first acceleration, thereby calculating the pure motion acceleration in the moving direction of the moving object.

1. A casing mechanism comprising:
a casing;
a board support provided to the casing, and to which a first circuit board on which a first connector is mounted is fastened with a screw;
stress absorbing means provided to the casing, for fastening with a screw a second circuit board on which a second connector for connection to the first connector is mounted, in a state where the first connector and the second connector are connected to each other,
wherein the stress absorbing means comprises:
a first fixing lug including a screw hole perpendicular to a plane direction of the first circuit board; and
a second fixing lug provided at a position closer to the first connector and the second connector than to the first fixing lug, the second fixing lug having elasticity so that the second fixing lug can move in the plane direction of the first circuit board and having a screw hole in the same direction as the plane direction of the first circuit board.
2. The casing mechanism according to claim 1, wherein the second fixing lug is formed by cutting a part of the casing.
3. The casing mechanism according to claim 1, wherein the second fixing lug is formed with a separate part having an elasticity factor larger than that of the casing and is disposed integrally to the casing.
4. The casing mechanism according to claim 1, wherein the second fixing lug is constituted by another part other than the casing and is disposed rotatably around a support shaft perpendicular to the plane direction of the first circuit board.
5. A medical imaging apparatus comprising a casing mechanism, wherein the casing mechanism includes:
a casing;
a board support provided to the casing, and to which a first circuit board on which a first connector is mounted is fastened with a screw;
stress absorbing means provided to the casing, for fastening with a screw a second circuit board on which a second connector for connection to the first connector is mounted, in a state where the first connector and the second connector are connected to each other,
wherein the stress absorbing means comprises:
a first fixing lug including a screw hole perpendicular to a plane direction of the first circuit board; and

a second fixing lug provided at a position closer to the first connector and the second connector than to the first fixing lug, the second fixing lug having elasticity so that the second fixing lug can move in the plane direction of the first circuit board and having a screw hole in the same direction as the plane direction of the first circuit board.
6. The medical imaging apparatus according to claim 5, wherein the second fixing lug is formed by cutting a part of the casing.
7. The medical imaging apparatus according to claim 5, wherein the second fixing lug is formed with a separate part having an elasticity factor larger than that of the casing and is disposed integrally to the casing.
8. The medical imaging apparatus according to claim 5, wherein the second fixing lug is constituted by another part other than the casing and is disposed rotatably around a support shaft perpendicular to the plane direction of the first circuit board.
9. An ultrasound endoscope comprising a casing mechanism, wherein the casing mechanism includes:
a casing;
a board support provided to the casing, and to which a first circuit board on which a first connector is mounted is fastened with a screw;
stress absorbing means provided to the casing, for fastening with a screw a second circuit board on which a second connector for connection to the first connector is mounted, in a state where the first connector and the second connector are connected to each other,
wherein the stress absorbing means comprises:
a first fixing lug including a screw hole perpendicular to a plane direction of the first circuit board; and
a second fixing lug provided at a position closer to the first connector and the second connector than to the first fixing lug, the second fixing lug having elasticity so that the second fixing lug can move in the plane direction of the first circuit board and having a screw hole in the same direction as the plane direction of the first circuit board.
10. The ultrasound endoscope according to claim 9, wherein the second fixing lug is formed by cutting a part of the casing.
11. The ultrasound endoscope according to claim 9, wherein the second fixing lug is formed with a separate part having an elasticity factor larger than that of the casing, and is disposed integrally to the casing.
12. The ultrasound endoscope according to claim 9, wherein the second fixing lug is constituted by another part other than the casing and is disposed rotatably around a support shaft perpendicular to the plane direction of the first circuit board.

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. A gas analyzer, comprising:
an electromagnet that has spaced opposing magnetic poles forming an air gap with a magnetic field therebetween;
a power source for supplying cyclically variable electrical currentvoltage to said electromagnet;
a sample gas conduit and a reference gas conduit opening into said air gap, said sample gas conduit carrying a sample gas comprising a gas mixture to be analyzed, and said reference gas conduit carrying a reference gas having a known concentration of a predetermined gas component;
an exit conduit communicating with said air gap for removing an intermixed sample comprising said sample gas and said reference gas from said air gap with the magnetic field;
a pressure detecting microphone connected to said sample gas conduit and to said reference gas conduit, said pressure detecting microphone adapted for sensing gas pressures at a first predetermined acoustic measuring frequency and a second predetermined acoustic measuring frequency; and
electronics connected to said pressure detecting microphone to receive a first acoustic pressure signal component and a second acoustic pressure signal components, said electronics forming intermediate output signals comprising at least:
a first intermediate output signal describing content of a paramagnetic gas component in the sample gas, and
a second intermediate output signal including content data of a second gas component in the sample gas,
wherein said electronics comprise an amplifier with an input connected to receive said first acoustic pressure signal component and said second acoustic pressure signal component,
wherein said amplifier generates the first intermediate output signal and the second intermediate output signal,
wherein said electronics comprise a calculation unit with means to provide a first difference to describe the content of a gas component in said sample gas, and
wherein the first difference is calculated by subtracting the second intermediate output signal and the first intermediate output signal at their acoustic measuring frequencies.
2. A gas analyzer according to claim 1, wherein:
said pressure detecting microphone is adapted for sensing gas pressures at a third predetermined acoustic measuring frequency; and
said electronics receive a third acoustic pressure signal component, and form a third intermediate output signal including content data of a third gas component in the sample gas.
3. A gas analyzer according to claim 2, wherein said calculation unit comprises means to provide a second difference to describe the content of said third gas component in the sample gas, and wherein the second difference is calculated by subtracting the third intermediate output signal and the first intermediate output signal at their acoustic measuring frequencies.
4. A gas analyzer according to claim 3, wherein said calculation unit is adapted to provide at least two analyzer output signals starting from said first intermediate output signal, said first difference, and second difference, and wherein said analyzer output signals are proportional to the concentrations of three different gases present in said sample gas.
5. A gas analyzer according to claim 3, wherein said first acoustic measuring frequency, said second acoustic measuring frequency, and a third acoustic measuring frequency are selected to match for determination of the content of oxygen andor helium andor nitrous oxide.
6. A gas analyzer according to claim 2, wherein said first acoustic measuring frequency, said second acoustic measuring frequency, and a third acoustic measuring frequency are selected to match for determination of the content of oxygen andor helium andor nitrous oxide.
7. A gas analyzer according to claim 1, wherein said power source is a multi-frequency power source.
8. A gas analyzer according to claim 7, wherein said multi-frequency power source has components for supplying a chopped or alternating electrical currentvoltage to said electromagnet to produce magnetic field frequencies in said air gap of the electromagnet, said magnetic field frequencies respective at least to said first and second predetermined acoustic measuring frequencies.
9. A gas analyzer according to claim 1, wherein:
at least two pressure detecting microphones are connected to said sample as conduit and said reference gas conduit, and
wherein said electronics comprises at least a multi-channel electricalelectronic subtraction or addition unit that has amplifiers with inputs connected to receive at least two pairs of acoustic pressure signal components from the pressure detecting microphones, and which produce at least a subtractionaddition signal respective to each pair of acoustic pressure signal components at their acoustic measuring frequencies as the intermediate output signals.
10. A method for analyzing at least a paramagnetic gas component in a sample gas, the method comprising:
creating a cyclically variable magnetic field in an air gap positioned between opposing magnetic poles of an electromagnet;
flowing a sample gas along a sample gas conduit into said air gap;
flowing a reference gas with known concentration of a predetermined gas component along a reference gas conduit into said air gap;
intermixing said sample gas and said reference gas in said air gap under the effect of said cyclically variable magnetic field, wherein said intermixed gases are allowed to exit from said air gap through an exit conduit;
sensing gas pressures at a first predetermined acoustic measuring frequency from said sample gas conduit and from said reference gas conduit utilizing a pressure detecting microphone giving at least a first acoustic pressure signal component;
sensing gas pressures at a second predetermined acoustic measuring frequency from said sample gas conduit and from said reference gas conduit utilizing said pressure detecting microphone giving at least a second acoustic pressure signal component;
applying calculations to said first acoustic pressure signal component forming at least a first intermediate output signal describing content of a first gas component in the sample gas;
applying calculations to said second acoustic pressure signal component forming at least a second intermediate output signal including content data of a second gas component in the sample gas; and
calculating a first difference to describe the content of another gas component in said sample gas,
wherein the first difference is calculated by subtracting the second intermediate output signal and the first intermediate output signal at their acoustic measuring frequencies,
and wherein the first intermediate output signal and the second intermediate output signal generated by an amplifier from said first acoustic pressure signal component and said second acoustic pressure signal component.
11. A method according to claim 10, further comprising:
sensing gas pressures at a third predetermined acoustic measuring frequency from said sample gas conduit and from said reference gas conduit utilizing said pressure detecting microphone giving at least a third acoustic pressure signal component; and
applying calculations to said third acoustic pressure signal component or components forming at least a third intermediate output signal including content data of a third gas component in the sample gas.
12. A method according to claim 11, further comprising:
selecting one of said second acoustic measuring frequency and said third acoustic measuring frequency that has a higher frequency for measuring the concentrations of oxygen and a gas or gases other than oxygen.
13. A method according to claim 12, wherein said second acoustic measuring frequency is selected to be in the order of 2000 Hz for determining the concentration of nitrous oxide as said second gas component, and
wherein said third acoustic measuring frequency is selected to be in the order of 2450 Hz for determining the concentrations of helium third gas component.
14. A method according to claim 11, further comprising:
one of subtracting and adding the third acoustic pressure signal component at said third acoustic measuring frequency from or to each other resulting to said third intermediate output signal.
15. A method according to claim 14, further comprising attaining the concentration of the third gas component from a second difference,
wherein the second difference is calculated by subtracting the third intermediate output signal and the first intermediate output signal at their acoustic measuring frequencies.
16. A method according to claim 10, further comprising:
selecting one of said first acoustic measuring frequency and said second acoustic measuring frequency that has a higher frequency for measuring the concentrations of oxygen and a gas or gases other than oxygen.
17. A method according to claim 16, further comprising:
selecting said first acoustic measuring frequency to be at a maximum 300 Hz for determination of the concentration of oxygen as said first gas component in the sample gas;
selecting said second acoustic measuring frequency to be in the order of 2200 Hz for determining the concentrations nitrous oxide as said second gas component; and
selecting said third acoustic measuring frequency to be in the order of 2450 Hz for determining the concentrations of helium as said third gas component.
18. A method according to claim 10, further comprising:
one of subtracting and adding the first acoustic pressure signal component at said first acoustic measuring frequency from or to each other resulting to said first intermediate output signal; and
one of subtracting and adding the second acoustic pressure signal component at said second acoustic measuring frequency from or to each other resulting to said second intermediate output signal.
19. A method according to claim 18, further comprising:
attaining the concentration of the first gas component from said first intermediate output signal; and
attaining the concentration of the second gas component from the first difference.
20. A method according to claim 10, wherein the first acoustic pressure signal component at said first acoustic measuring frequency provides said first intermediate output signal, and wherein the second acoustic pressure signal component at said second acoustic measuring frequency provides said second intermediate output signal.
21. A method according to claim 20, wherein the third acoustic pressure signal component at said third acoustic measuring frequency provides said third intermediate output signal.