What is claimed is:
1. An ink set for ink jet recording comprising at least one self-dispersion type pigment ink containing water and a pigment dispersible in water without a dispersing agent and at least one light-color resin-containing pigment ink containing water and a pigment made dispersible in water with a resin, wherein the concentration of the pigment is one-half or less the concentration of the pigment contained in the self-dispersion type pigment ink.
2. The ink set according to claim 1, wherein the at least one self-dispersion type pigment ink is at least one selected from the group consisting of a black ink, a magenta ink, a cyan ink and a yellow ink, and the at least one light-color resin-containing pigment ink is at least one selected from the group consisting of a black ink, a magenta ink, a cyan ink and a yellow ink.
3. The ink set according to claim 1, wherein the ink set is constituted so that the at least one self-dispersion type pigment ink and the at least one light-color resin-containing pigment ink correspond to each other in terms of hue.
4. The ink set according to claim 1, wherein the pigment in the light-color resin-containing pigment ink is made dispersible with a resin dispersing agent or by coating the pigment with the resin.
5. An ink jet recording process for conducting ink jet recording using the ink set according to any one of claims 1 to 4, which comprises conducting ink jet recording using the self-dispersion type pigment ink containing water and a pigment dispersible in water without a dispersing agent contained in the ink set, and conducting ink jet recording in layers on an image region formed by the self-dispersion type pigment ink, using the light-color resin-containing pigment ink containing water and a pigment made dispersible in water with a resin, wherein the concentration of the pigment is one-half or less the concentration of the pigment contained in the self-dispersion type pigment ink contained in the ink set.
6. The ink jet recording process according to claim 5, wherein the hue of the light-color resin-containing pigment ink and the hue of the self-dispersion type pigment ink overlaid therewith in the same region are conformed to each other.
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 radio communication apparatus used in a radio communication system configured to implement a frequency division multiple access method by using a frequency division multiplex method as a modulation method and to divide a cell into at least one inner region and one outer region, comprising;
an allocation control unit configured to respectively allocate a frequency band available in the inner region and a frequency band available in the outer region, and to create a data frame for transmitting a data burst by using a subchannel in the frequency band allocated to the inner region and a subchannel in the frequency band allocated to the outer region,
wherein the allocation control unit is configured:
to allocate all frequency bands available in the cell, as the frequency band available in the inner region;
to allocate a specific frequency band from among all the frequency bands available in the cell, as the frequency band available in the outer region; and
to notify, by using a bitmap pattern, the specific frequency band available in the outer region, in a field corresponding to the outer region in the data frame.
2. The radio communication apparatus according to claim 1, wherein
the cell is configured to be divided into the inner region and a plurality of outer regions, and
the data frame is configured to include the field respectively corresponding to one of the plurality of outer regions.
3. The radio communication apparatus according to claim 1, wherein
the bitmap pattern is configured to include a bit sequence corresponding to all the frequency bands available in the cell, and
the bit sequence includes bits indicating the specific frequency band available in the outer region.
4. A radio communication apparatus used in a radio communication system configured to implement a frequency division multiple access method by using a frequency division multiplex method as a modulation method and to divide a cell into a plurality of regions, comprising;
an allocation control unit configured to respectively allocate a frequency band available in each of the plurality of regions, and to create a data frame for transmitting a data burst by using a subchannel in the frequency band allocated to each of the plurality of regions,
wherein the allocation control unit is configured:
to determine, in accordance with communication quality information received from a mobile terminal located in the cell, a specific region to which the mobile terminal should belong, from among the plurality of regions, and
to allocate, in accordance with the communication quality information, the frequency band available in each of the plurality of the region.
5. A radio communication apparatus used in a radio communication system configured to implement a frequency division multiple access method by using a frequency division multiplex method as a modulation method and to divide a cell into a plurality of regions, comprising;
an allocation control unit configured to respectively allocate a frequency band available in each of the plurality of regions, and to create a data frame for transmitting a data burst by using a subchannel in the frequency band allocated to each of the plurality of regions,
wherein the allocation control unit is configured:
to control a communication quality class of a mobile terminal belonging to each of the plurality of regions; and
to change a size of a field respectively corresponding to each of the plurality of regions in the data frame, in accordance with the number of mobile terminals belonging to each of the plurality of regions and the communication quality class of the mobile terminals belonging to each of the plurality of regions.
6. The radio communication apparatus according to claim 4, wherein
the cell is configured to be divided into an inner region and an outer region, and
the allocation control unit is configured to allocate all frequency bands available in the cell, as a frequency band available in the inner region, and to allocate a specific frequency band from among all the frequency bands available in the cell, as a frequency band available in the outer region.
7. A radio communication method in a radio communication system configured to implement a frequency division multiple access method by using a frequency division multiplexing method as a modulation method, and to divide a cell into at least one inner region and one outer region, comprising,
allocating, at a radio communication apparatus, a frequency band available in the outer region and a frequency band available in the inner region; and
creating, at the radio communication apparatus, a data frame for transmitting a data burst by using a subchannel in the frequency band allocated to the inner region and a subchannel in the frequency band allocated to the outer region,
wherein, the radio communication apparatus
allocates all frequency bands available in the cell, as the frequency band available in the inner region;
allocates a specific frequency band from among all the frequency bands available in the cell, as the frequency band available in the outer region; and
notifies, by using a bitmap pattern, the specific frequency band available in the outer region, in a field corresponding to the outer region in the data frame.