1. A method for displaying information on an electronic paper (\u201ce-paper\u201d), comprising:
passing the e-paper through an e-paper printer; and
changing a status of a pixel on the e-paper.
2. The method of claim 1, further comprising changing a status of a plurality of pixels.
3. The method of claim 2, further comprising displaying information on the e-paper.
4. The method of claim 1, further comprising resetting the status of the pixel.
5. The method of claim 1, further comprising imposing an electric field across the e-paper to change the status of the pixel.
6. The method of claim 1, further comprising imposing a magnetic field across the e-paper to change the status of the pixel.
7. A system for displaying information on an electronic paper (\u201ce-paper\u201d), comprising a printhead configured to change a status of a pixel on the e-paper.
8. The system of claim 7, wherein the printhead is arranged as a linear array.
9. The system of claim 7, further comprising a driver configured to energize the printhead to change the status of the pixel.
10. The system of claim 7, further comprising a document interpreter and renderer configured to send a bitmap instruction.
11. The system of claim 7, further comprising a mechanism configured to pass the e-paper through the printhead.
12. An electronic paper (\u201ce-paper\u201d), comprising:
a substrate configured to support a plurality of capsules; and
the plurality of capsules, wherein each of the plurality of capsules is configured to display at least two visible states.
13. The e-paper of claim 12, further comprising an upper substrate disposed over the plurality of capsules, wherein the upper substrate is substantially transparent.
14. The e-paper of claim 12, wherein the e-paper has a flexible form.
15. The e-paper of claim 12, wherein the e-paper receives a signal imposed by a printhead to change the visible state in each of the plurality of capsules.
16. The e-paper of claim 15, wherein the signal imposed from the printhead to change the visible state in each of the plurality of capsules is electrical.
17. The e-paper of claim 15, wherein the signal imposed from the printhead to change the visible state in each of the plurality of capsules is magnetic.
18. The e-paper of claim 12, wherein the visible state in each of the plurality of capsules can be reset.
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 method for adjusting the number of input bits to a decoder by a range adjuster in a Code Division Multiple Access (CDMA) mobile communication system, the method comprising the steps of:
(a) dividing a range that can be expressed with the number of input bits inputted to the range adjuster into three or more sections;
(b) counting output values of the respective sections outputted from the range adjuster for a predetermined time;
(c) comparing a count output value of a specific section with other count output values of the other sections; and
(d) adjusting the number of input bits to the decoder so that a distribution of the count output values of the sections have a predetermined distribution form,
wherein the sections to be expressed are adjusted according to the number of input bit values mapped to one output bit value and the number of input bit values mapped to the one output bit value is proportional to the range of the sections to be expressed.
2. The method of claim 1, wherein the step (a) comprises the step of defining a section by selecting a range of negative values or a range of positive values when the negative values and the positive values are uniformly output on average.
3. The method of claim 1, wherein the step (d) comprises the step of adjusting the number of input bits so that a section having the maximum value should not lean to the left or right of a defined range.
4. The method of claim 1, wherein the distribution form of the count values of the respective sections, taken into consideration in the step (d), is determined according to a modulation scheme.
5. The method of claim 4, wherein the distribution form of the count values of the respective sections, taken into consideration in the step (d), has one maximum value within a range of the defined section for Binary Phase Shift Keying (BPSK), two maximum values for Quadrature Phase Shift Keying (QPSK), three maximum values for 8-ary Phase Shift Keying (8PSK), and four maximum values for 16-ary Quadrature Amplitude Modulation (16QAM).
6. A method for adjusting an expression section of input bit values according to the number of input bits in a mobile communication system that expresses only a defined partial section of the input bit values in order to make the number of output bits be smaller than the number of the input bits, and maps bit values included in unexpressed sections to a specific value, the method comprising the steps of:
(a) dividing output bit values into at least three sections, and measuring output frequencies of output bit values for the respective sections for a predetermined time; and
(b) adjusting the expression section, when an output frequency for a specific section is higher than the output frequencies for other sections,
wherein the desired expression section is adjusted according to the number of input bit values mapped to one output bit value and the number of input bit values mapped to the one output bit value is proportional to a range of a desired expression section.
7. The method of claim 6, wherein the step (a) comprises the step of defining at least one bit value among the output bit values for the respective sections as the output frequency, and counting an output frequency of the bit value defined.
8. The method of claim 6, wherein if the number of output bits is y, the possible output bit values range between
–
2
y
2
\u2062
\u2062
and
\u2062
\u2062
2
y
2
–
1.
9. The method of claim 8, wherein the bit values included in the unexpressed sections are expressed with
–
2
y
2
\u2062
\u2062
or
\u2062
\u2062
2
y
2
–
1.
10. The method of claim 9, wherein the possible expression section is extended when the output frequency is high in a section in which
–
2
y
2
\u2062
\u2062
or
\u2062
\u2062
2
y
2
–
1
is included.
11. The method of claim 10, wherein the possible expression section is narrowed when the output frequency is high in the section in which 0 is included.
12. An apparatus for adjusting a desired expression section of input bit values according to the number of input bits in a mobile communication system that expresses only a defined partial section of the bit values in order to make the number of output bits smaller than the number of the input bits, and maps bit values included in unexpressed sections to a specific value, the apparatus comprising:
a measurer for dividing possible output bit values into at least three sections, and measuring output frequencies of the output bits values for the respective sections for a predetermined time; and
a controller for adjusting the expression section, when an output frequency for a specific section is higher than the output frequencies for other sections,
wherein the controller adjusts the desired expression section according to the number of input bit values mapped to one output bit value and the number of input bit values mapped to the one output bit value is proportional to a range of the desired expression section.
13. The apparatus of claim 12, wherein the measurer defines at least one bit value among the output bit values for the respective sections as the output frequency, and counts the output frequency of the bit value defined.
14. The apparatus of claim 13, wherein if the number of output bits is y, the possible output bit values range between
–
2
y
2
\u2062
\u2062
and
\u2062
\u2062
2
y
2
–
1.
15. The apparatus of claim 13, wherein the controller expresses the bit values included in the unexpressed sections with
–
2
y
2
\u2062
\u2062
or
\u2062
\u2062
2
y
2
–
1.
16. The apparatus of claim 15, wherein the controller extends the possible expression section when the output frequency is high in a section in which
–
2
y
2
\u2062
\u2062
or
\u2062
\u2062
2
y
2
–
1
is included.
17. The apparatus of claim 16, wherein the controller narrows the possible expression section when the output frequency is high in the section in which 0 is included.