1.-20. (canceled)
21. A self-adhesive material for a wood board, wherein the self-adhesive material is formed of polyolefin film having a melt index is \u22664 g10 min (measured 190\xb0 C.2.16 kg), the polyolefin film contains reactive groups with \u2014OH groups of the wood for forming self-adhesive properties, and the reactive groups of the polyolefin film is activated during the manufacturing of the self-adhesive material for forming a covalent bond with \u2014OH groups of the wood.
22. The self-adhesive material according to claim 21, wherein the polyolefin film is at least partially cross-linked.
23. The self-adhesive material according to claim 21, wherein the reactive groups of the polyolefin film is activated at temperatures of more than 180\xb0 C. during the manufacturing of the self-adhesive material.
24. The self-adhesive material according to claim 21, wherein a catalyst is used in the manufacturing of the self-adhesive material.
25. The self-adhesive material according to claim 21, wherein the polyolefin film comprises at least two layers which are the first (1) and second layer (2), and at least the first layer (1) is a self-adhesive layer so that it contains reactive groups with \u2014OH groups of the wood.
26. The self-adhesive material according to claim 25, wherein the second layer (2) is at least partially cross-linked.
27. The self-adhesive material according to claim 25, wherein the first layer (1) is at least partially cross-linked.
28. The self-adhesive material according to claim 25, wherein the second layer (2) contains reactive groups with \u2014OH groups of the wood.
29. The self-adhesive material according to claim 25, wherein at least one additive layer (3) is arranged between the first (1) and second (2) layers.
30. The self-adhesive material according to claim 21, wherein polyolefin is selected from group: polyethylene, polypropylene and their combinations.
31. The self-adhesive material according to claim 21, wherein the polyolefin film contains maleated polyolefin which contains maleic anhydride reactive groups.
32. The self-adhesive material according to claim 21, wherein the polyolefin film contains iso-cyanate grafted polyolefin which contains reactive groups.
33. The self-adhesive material according to claim 21, wherein the polyolefin film or layer of the film is grafted with alkoxysilane containing reactive functional groups with the polyolefin.
34. The self-adhesive material according to claim 21, wherein the maleated polyolefin contains maleic acid 0.3-15% by weight of the maleated polyolefin.
35. The self-adhesive material according to claim 21, wherein the polyolefin film is cross-linked by a method selected from group: silane moisture method, electron beam (EB) radiation, vinyl-silane hydrolysis and their combinations.
36. The self-adhesive according to claim 25, wherein the layer of the polyolefin film contains polyethylene, polypropylene, maleic anhydride polyethylene or maleic anhydride polypropylene or their combinations.
37. A wood board, which wood board is formed so that the veneers of the wood board are joined together, wherein the wood board is manufactured by the self-adhesive material according to claim 21 so that the self-adhesive material is used as a coating onto board andor as a glue-line material between veneers.
38. The wood board according to claim 37, wherein the coating is attached onto the wood board by covalent bonds between the coating and the \u2014OH groups of the wood board.
39. The wood board according to claim 37, wherein the glue-line material is attached between the veneers of the wood board for gluing the veneers together and the glue-line material forms covalent bonds between the glue-line material and the \u2014OH-groups of the veneers.
40. The wood board according to claim 37, wherein the self-adhesive material is attached onto the veneers of the wood board by hot pressing at temperatures of 120-170\xb0 C.
41. The wood board according to claim 37, wherein the wood board is selected from group: plywood, particle board, fiber board and paper board.
42. The method for manufacturing a self-adhesive material, wherein the self-adhesive material is formed of polyolefin film having a melt index is \u22664 g10 min (measured 190\xb0 C.2.16 kg) and containing reactive groups with \u2014OH groups for forming self-adhesive properties, and the reactive groups of the polyolefin film is activated during the manufacturing of the self-adhesive material for forming a covalent bond with \u2014OH groups.
43. The method according to claim 42, wherein a catalyst is used in the manufacturing of the self-adhesive material.
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 amplification apparatus for generating two constant amplitude signals from an input signal by vector decomposition and amplifying the two constant amplitude signals, the apparatus comprising:
a first amplification section which amplifies a first signal obtained by the vector decomposition;
a second amplification section which amplifies a second signal obtained by the vector decomposition;
an impedance inverting circuit which inverts impedance of the second signal amplified by the second amplification section; and
a combining circuit which corrects a phase of the first signal amplified by the first amplification section and a phase of the second signal whose impedance is inverted by the impedance inverting circuit and which combines and outputs the first signal and the second signal,
the combining circuit including asymmetrical circuit elements or the asymmetrical circuit elements being inserted between the first amplification section or the second amplification section and the combining circuit.
2. The amplification apparatus according to claim 1, wherein:
the combining circuit includes:
a first line and a second line coupled in parallel to output sides of the first amplification section and the second amplification section; and
a third line and a fourth line coupled in series between the first line and the second line, and
the second line and the third line are the asymmetrical circuit elements.
3. The amplification apparatus according to claim 1 further comprising:
a first open stub coupled to an output side of the first amplification section; and
a second open stub coupled to an output side of the second amplification section,
wherein the first open stub and the second open stub are the asymmetrical circuit elements.
4. The amplification apparatus according to claim 1 further comprising an open stub coupled to an output side of the first amplification section, wherein the open stub and the impedance inverting circuit are the asymmetrical circuit elements.
5. The amplification apparatus according to claim 1, wherein:
the combining circuit includes:
a first line and a second line coupled in parallel to output sides of the first amplification section and the second amplification section; and
a third line and a fourth line coupled in series between the first line and the second line, and
the third line and the impedance inverting circuit are the asymmetrical circuit elements.
6. The amplification apparatus according to claim 1, wherein:
the combining circuit includes:
a first line and a second line coupled in parallel to output sides of the first amplification section and the second amplification section;
a third line and a fourth line coupled in series between the first line and the second line; and
an open stub coupled at a point at which the second line and the fourth line are coupled, and
the third line and the open stub are the asymmetrical circuit elements.
7. The amplification apparatus according to claim 1 further comprising a first open stub coupled to an output side of the first amplification section,
wherein:
the combining circuit includes:
a first line and a second line coupled in parallel to output sides of the first amplification section and the second amplification section;
a third line and a fourth line coupled in series between the first line and the second line; and
a second open stub coupled at a point at which the second line and the fourth line are coupled, and
the first open stub and the second open stub are the asymmetrical circuit elements.
8. The amplification apparatus according to claim 1, wherein:
the combining circuit includes:
a first line and a second line coupled in parallel to output sides of the first amplification section and the second amplification section;
a third line and a fourth line coupled in series between the first line and the second line; and
an open stub coupled at a point at which the second line and the fourth line are coupled, and
the impedance inverting circuit and the open stub are the asymmetrical circuit elements.