1. Spherical shooting process for the realization of an object’s 3Ds matrix , characterized in that it consists to:
a) analyze, depending upon a virtual rotation center, the positioning of an articulated arm bearing a shooting means; and center, thanks to an image analysis, the object in relation with its rotation center;
b) position the object, according to a reference position, on a stand swiveling around a vertical axis;
c) position a shooting means according to a first position on a basic spherical trajectory defined around the object;
d) do a first shooting of the object;
e) move the object one step in rotation and do another shooting of the object;
f) repeat step e) so long as the object comes back to its reference position;
g) move the shooting means one step on its trajectory and do a shooting of the object;
h) repeat steps c) to h) so long as the shooting means has run all its predefined trajectory.
2. According to claim 1, process characterized in that it consists, first of all, in one initialization step a1) which entails the following operations:
definition of space parameters in which the articulated arm is located;
definition of the shooting parameters
definition of the camera’s trajectory around the object and of the number of shootings.
3. According to claim 1 or 2, process characterized in that it entails a step a3) of:
possible alteration of the proposed trajectory; and
memorization of a scenario concerning the object, to its chosen trajectory, as well as of the set parameters.
4. According to whichever claim 1 to 3, process characterized in that it consists in a step j) of a treatment of the shooting got from step b) to ) to produce a 3D pictures matrix.
5. Shooting system implementing the process according to whichever claim 1 to 4, characterized in that it entails:
a stand (5a) on which the object is positioned (6) and which is able to turn around a vertical axis so as to make the object do a rotation in an horizontal plan;
an articulated arm (1) at which end is fixed, on a mobile way, at least a digital shooting means (2) and which describes, in a vertical plan, a spherical trajectory or an altered spherical trajectory, around the object;
control and treatment means (4) ensuring the control and synchronization of the articulated arm, of the shooting means and of the object’s stand, and the treatment of the pictures realized by the shooting means.
6. According to claim 5, system characterized in that the articulated arm involves at least two segments (1a, 1b), articulated between them according to two horizontal axis (1c, 1d), parallel to each other.
7. According to whichever claim 5 to 6, system characterized in that the articulated arm is mounted on a vertical stand mobile round a vertical axis.
8. According to whichever claim 5 to 6, system characterized in that the articulated arm is mounted on a mobile cart (3).
9. According to whichever claim 5 to 8, system characterized in that the object’s stand is mounted on a shifting table (5b).
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
What is claimed is:
1. A diversity circuit, including:
a comparison processing unit which acquires, from each of diversity branches, selection information by which to select a reference point on a constellation closest to received data, and which compares the selection information; and
a selection combining unit which, when a most frequently selected reference point is uniquely determined by a plurality of selection information, outputs data indicating said reference point.
2. A diversity circuit according to claim 1, wherein, when the most frequently selected reference point is not determined uniquely, said selection combining unit selects and outputs any one of the received data at random.
3. A diversity circuit according to claim 1, wherein, when the most frequently selected reference point is not determined uniquely, said selection combining unit regards the received data as being lost and outputs data indicating to the effect that the received data is lost.
4. A diversity circuit according to claim 1, wherein said comparison processing unit includes means for acquiring and comparing, for each of the received data, reliability information detected by dispersion of scattered pilot (SP) using SP signals included in a pilot signal inserted in an OFDM symbol, and wherein, when the most frequently selected reference point is not determined uniquely, said selection combining unit outputs data of a highest reliability based on a comparison result obtained from said comparing means.
5. A diversity circuit according to claim 1, wherein said comparison processing unit includes means for acquiring and comparing, for each of the received data, reliability information detected by dispersion of deviation of the received data from a reference point on a constellation closest thereto, and wherein, when the most frequently selected reference point is not determined uniquely, said selection combining unit outputs received data of a highest reliability based on a comparison result obtained from said comparing means.
6. A diversity circuit according to claim 1, wherein said comparison processing unit includes:
means for acquiring and comparing, for each of the received data, reliability information detected by dispersion of scattered pilot (SP) using SP signals included in a pilot signal inserted in an OFDM symbol; and
means for acquiring and comparing, for each of the received data, reliability information detected by dispersion of deviation of the received data from a reference point on a constellation closest thereto,
wherein, when the most frequently selected reference point is not determined uniquely, said selection combining unit outputs data of a highest reliability based on a comparison result obtained from one of said two comparing means if such a highest-reliability data is determined uniquely whereas said selection combining unit outputs another data of a highest reliability based on a comparison result obtained from the other of said two comparing means if not determined uniquely.
7. A diversity circuit according to claim 4, wherein, when the data of a highest reliability is not determined uniquely, said selection combining unit selects any one of the received data at random and outputs the randomly selected data.
8. A diversity circuit according to claim 5, wherein, when the data of a highest reliability is not determined uniquely, said selection combining unit selects any one of the received data at random and outputs the randomly selected data.
9. A diversity circuit according to claim 6, wherein, when the data of a highest reliability is not determined uniquely, said selection combining unit selects any one of the received data at random and outputs the randomly selected data.
10. A diversity circuit according to claim 4, wherein, when the data of a highest reliability is not determined uniquely, said selection combining unit regards the received data as being lost and outputs data indicating to the effect that the received data is lost.
11. A diversity circuit according to claim 5, wherein, when the data of a highest reliability is not determined uniquely, said selection combining unit regards the received data as being lost and outputs data indicating to the effect that the received data is lost.
12. A diversity circuit according to claim 6, wherein, when the data of a highest reliability is not determined uniquely, said selection combining unit regards the received data as being lost and outputs data indicating to the effect that the received data is lost.
13. A diversity receiving apparatus, comprising:
a diversity circuit, including:
a comparison processing unit which acquires, from each of diversity branches, selection information by which to select a reference point on a constellation closest to received data, and which compares the selection information; and
a selection combining unit which, when a most frequently selected reference point is uniquely determined by a plurality of selection information, outputs data indicating said reference point; and
a demodulation processing unit which selects, for each of the diversity branches, a reference point on a constellation closest to the received data.
14. A diversity receiving apparatus, comprising:
a diversity circuit, including:
a comparison processing unit which acquires, from each of diversity branches, selection information by which to select a reference point on a constellation closest to received data, and which compares the selection information; and
a selection combining unit which, when a most frequently selected reference point is uniquely determined by a plurality of selection information, outputs data indicating said reference point, and which, when the most frequently selected reference point is not determined uniquely, selects and outputs any one of the received data at random; and
a demodulation processing unit which selects, for each of the diversity branches, a reference point on a constellation closest to the received data.
15. A diversity receiving apparatus, comprising:
a diversity circuit, including:
a comparison processing unit which acquires, from each of diversity branches, selection information by which to select a reference point on a constellation closest to received data, and which compares the selection information; and
a selection combining unit which, when a most frequently selected reference point is uniquely determined by a plurality of selection information, outputs data indicating said reference point, and which, when the most frequently selected reference point is not determined uniquely, regards the received data as being lost and outputs data indicating to the effect that the received data is lost; and
a demodulation processing unit which selects, for each of the diversity branches, a reference point on a constellation closest to the received data.
16. A diversity receiving apparatus, comprising:
a diversity circuit, including:
a comparison processing unit which acquires, from each of diversity branches, selection information by which to select a reference point on a constellation closest to received data, and which compares the selection information; and
a selection combining unit which, when a most frequently selected reference point is uniquely determined by a plurality of selection information, outputs data indicating said reference point; and
a demodulation processing unit which selects, for each of the diversity branches, a reference point on a constellation closest to the received data,
wherein the comparison processing unit includes means for acquiring and comparing, for each of the received data, reliability information detected by dispersion of scattered pilot (SP) using SP signals included in a pilot signal inserted in an OFDM symbol, and wherein, when the most frequently selected reference point is not determined uniquely, said selection combining unit outputs data of a highest reliability based on a comparison result obtained from the comparing means.
17. A diversity receiving apparatus, comprising:
a diversity circuit, including:
a comparison processing unit which acquires, from each of diversity branches, selection information by which to select a reference point on a constellation closest to received data, and which compares the selection information; and
a selection combining unit which, when a most frequently selected reference point is uniquely determined by a plurality of selection information, outputs data indicating said reference point; and
a demodulation processing unit which selects, for each of the diversity branches, a reference point on a constellation closest to the received data,
wherein the comparison processing unit includes means for acquiring and comparing, for each of the received data, reliability information detected by dispersion of deviation of the received data from a reference point on a constellation closest thereto, and wherein, when the most frequently selected reference point is not determined uniquely, said selection combining unit outputs received data of a highest reliability based on a comparison result obtained from the comparing means.
18. A diversity receiving apparatus, comprising:
a diversity circuit, including:
a comparison processing unit which acquires, from each of diversity branches, selection information by which to select a reference point on a constellation closest to received data, and which compares the selection information; and
a selection combining unit which, when a most frequently selected reference point is uniquely determined by a plurality of selection information, outputs data indicating said reference point; and
a demodulation processing unit which selects, for each of the diversity branches, a reference point on a constellation closest to the received data,
wherein said comparison processing unit includes:
means for acquiring and comparing, for each of the received data, reliability information detected by dispersion of scattered pilot (SP) using SP signals included in a pilot signal inserted in an OFDM symbol; and
means for acquiring and comparing, for each of the received data, reliability information detected by dispersion of deviation of the received data from a reference point on a constellation closest thereto,
wherein, when the most frequently selected reference point is not determined uniquely, said selection combining unit outputs data of a highest reliability based on a comparison result obtained from one of the two comparing means if such a highest-reliability data is determined uniquely whereas said selection combining unit outputs another data of a highest reliability based on a comparison result obtained from the other of the two comparing means if not determined uniquely.
19. A diversity circuit according to claim 13, further including an SP reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of scattered pilot (SP) using SP signals included in a pilot signal inserted in an OFDM symbol.
20. A diversity circuit according to claim 14, further including an SP reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of scattered pilot (SP) using SP signals included in a pilot signal inserted in an OFDM symbol.
21. A diversity circuit according to claim 15, further including an SP reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of scattered pilot (SP) using SP signals included in a pilot signal inserted in an OFDM symbol.
22. A diversity circuit according to claim 16, further including an SP reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of SP using SP signals included in a pilot signal inserted in an OFDM symbol.
23. A diversity circuit according to claim 17, further including an SP reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of scattered pilot (SP) using SP signals included in a pilot signal inserted in an OFDM symbol.
24. A diversity circuit according to claim 18, further including an SP reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of scattered pilot (SP) using SP signals included in a pilot signal inserted in an OFDM symbol.
25. A diversity circuit according to claim 13, further including a dispersion reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of deviation of the received data from the reference point on the constellation closest thereto.
26. A diversity circuit according to claim 14, further including a dispersion reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of deviation of the received data from the reference point on the constellation closest thereto.
27. A diversity circuit according to claim 15, further including a dispersion reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of deviation of the received data from the reference point on the constellation closest thereto.
28. A diversity circuit according to claim 16, further including a dispersion reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of deviation of the received data from the reference point on the constellation closest thereto.
29. A diversity circuit according to claim 17, further including a dispersion reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of deviation of the received data from the reference point on the constellation closest thereto.
30. A diversity circuit according to claim 18, further including a dispersion reliability information detector which detects, for each of the diversity branches, reliability information on the received data by dispersion of deviation of the received data from the reference point on the constellation closest thereto.