1 i SHARPNIESS
US008310594B2
(12) Ulllted States Patent
(10) Patent N0.:
Kim et a].
(54)
(45) Date of Patent:
METHOD AND SYSTEM FOR
7,268,829 B2*
9/2007 Kim ............................ .. 348/564
58818123255 21: $5885 $313M
iii/233
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2003/0085926
A1 *
5/2003
345/765
DEVICE
2006/0282867 A1*
12/2006
2007/0206121 A1*
9/2007
Yoshida ........... ..
2008/0043031 A1*
2/2008
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(73) Assignee: samsung Electronics Co" Ltd‘: SuWOn
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OTHER PUBLICATIONS
“Samsung Support for LN-T4061F,” Samsung User Manual for
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from
http://WWW.samsung.com/us/support/detail/sup
p01tPrdDetail.d0?menu:SP01&prdiiaicd:02010100&prdi
mdlicdILN-T4O6IFX/XAA&prdimdliname:LN-T4061F&
PIClilQiSUbiClQSSiCClIP on May 19, 2010, p. 23, United States.
(21) Appl. N0.: 12/177,776
(22) Filed:
Heynderickx
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. . . .al.
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LN-T4061F TFT-LCD Television, Released Mar. 19, 2007, down
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ABSTRACT
A meth0 d and s y stem foradj ust1n
~ gp~1cture d~1sp1 ay sett1n
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a display device is providgd 0H6 6mbodim?m involves
Simultaneously displaying multiple pictures of the Same
visual content on the display device, Wherein the picture
p‘1cture
sett1n
. g
re at1ve to t e re erence
1 .
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f
p‘1cture. Then
user
selection of a picture among the multiple pictures is received,
and the current picture setting is adjusted to the settings of the
U_S_ PATENT DOCUMENTS
633243695 Bl*
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setting and one or more sample pictures each at a different
.
References Cited
5 327 228 A
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(57)
See apphcanon ?le for Complete Search hlstory'
(56)
sslstant
(74) Attorney, Agent, or Firm * Beyer LaW Group LLP
H04N9/12
(200601)
'
U..S.Cl. ...... .... ...... ... ..................... .. 348/564; 348/739
Field of Classi?cation Search ................ .. 348/564,
_ _ 348/739’ 581; 715/722’ 726; 345/581
(52)
(58)
Nov. 13, 2012
PICTURE'BASED USER INTERFACE FOR
(75) Inventors: Paul Suntae Kim, MahWah, NJ (US);
(51)
US 8,310,594 B2
7/ 199 4 Satyanamyana et 31
selected p1cture. The process may be repeated.
11/2001 Lee etal. ...................... .. 725/38
6,791,624 B1*
9/2004
7,071,969 B1 *
7/2006 Stimson, III ........... .. 348/207.11
Suga .......... ..
16 Claims, 6 Drawing Sheets
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1
2
METHOD AND SYSTEM FOR
PICTURE-BASED USER INTERFACE FOR
ADJUSTING PICTURE DISPLAY
PARAMETER SETTINGS OF A DISPLAY
DEVICE
adjusting display device settings, Wherein an adjustment sys
then alloWs a user to select a preferred picture among the
FIELD OF THE INVENTION
picture represent currently preferred parameter settings for
tem simultaneously displays multiple pictures (e.g., still
image or moving video) of the same content (e.g., same
scene) at different settings, on a display device. The system
displayedpictures. The parameter settings of the user selected
the display device. The system repeats the process as the user
desires, until the user is satis?ed With a ?nal display setting
The present invention relates generally to adjusting televi
sion picture settings, and in particular, user interface for
selection as a current selection to be used for displaying the
visual content on the display screen for the user.
adjusting television picture settings.
FIG. 1 shoWs a functional block diagram of a system 10
BACKGROUND OF THE INVENTION
implementing a picture-based user interface for adjusting
television (TV) picture settings, according to an embodiment
The demand for digital televisions (DTV) is on the rise as
many consumers are exposed to higher quality pictures. Such
of the invention. The system 10 maintains a set of current
picture settings 11 that starts from initial settings. A ratio
consumers are sensitive to the picture quality, though they
have different preferences for picture characteristics. Con
ventional television sets typically provide adjustable picture
settings that consumers may utiliZe to adjust picture display
20
ting.
parameter settings (picture settings) such as contrast, bright
A picture display module 13 generates and displays the
ness, sharpness, color, tint, etc. HoWever, the visual effect of
multiple pictures via a user interface module 14 (e.g., graphi
changing such picture settings (specially in combination) is
cal user interface displayed on a TV screen Which received
generally not clearly understood by ordinary consumers. Fur
thermore, changing one setting may cause side effects to
selection module 12 then selects a set of settings for multiple
pictures at different settings to be displayed to the user for
selecting a preferred one indicating a preferred picture set
25
user selections via a remote control 17). In one implementa
tion, the multiple pictures include a reference picture and
sample pictures at different settings based on the settings
provided by the ratio selection module 12. According to the
module 12, one or more picture settings (parameter values)
other related settings, resulting in a need in readjustment of
the settings. Therefore, often consumers ?nd it dif?cult and
time consuming to properly adjust picture settings to their
individual satisfaction.
30
BRIEF SUMMARY OF THE INVENTION
are automatically determined (e. g., increased or decreased) in
relation to the reference picture.
The reference picture, typically positioned in the center of
the display screen, is generated based on current picture set
The present invention provides a method and system for a
picture-based user interface for adjusting picture display
parameter settings of a display device. One embodiment
35
tings (e.g., contrast, brightness, sharpness, color, tint). The
sample pictures, positioned around the reference picture,
involves simultaneously displaying multiple pictures of the
have different setting relative to the reference picture and
same visual content on the display device, at a current picture
setting and one or more sample pictures each at a different
relative to each other.
UtiliZing the user interface 14, a user then selects a pre
picture setting relative to the reference picture. Then user
selection of a picture among the multiple pictures is received,
and the current picture setting is adjusted to the settings of the
selected picture. The process may be repeated.
These and other features, aspects and advantages of the
present invention Will become understood With reference to
the folloWing description, appended claims and accompany
ferredpicture (based onpicture settings) among the displayed
40
pictures. A settings adjuster 15 uses the picture settings of the
selected picture for updating the current picture settings 11,
With the selected picture becoming a neW reference picture.
In a next iteration, if desired by the user, the sample pic
tures on the screen are then updated (by changing their set
45
ing ?gures.
tings differently, relative to the neW reference picture), and
the user can again select among the displayed pictures. This
process continues until the user is satis?ed With a ?nal refer
BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1 shoWs a functional block of a system for adjusting
50
picture display parameter settings of a display device, accord
ing to an embodiment of the invention.
difference betWeen settings of the pictures is relatively large
(e.g., the granularity of settings is coarse). When the user
FIGS. 2-5 shoW example picture-based user interface
menus for selecting among multiple displayed pictures at
different picture quality single-parameter settings, according
55
process continues until setting differences betWeen the pic
tures cannot be made smaller (e.g., granularity became the
?nest possible level given the hardWare capabilities of the
menu for selecting among multiple displayed pictures at dif
ferent picture quality multiple-parameter settings, according
60
TV).
The user may select desired picture settings via a picture
based menu shoWing the reference picture and multiple
sample pictures, according to the invention. FIG. 2 shoWs an
DETAILED DESCRIPTION OF THE INVENTION
The present invention provides a method and system for
adjusting picture display parameter settings (picture settings
makes a selection, the updated pictures have smaller relative
setting differences (e. g., the granularity becomes ?ner). This
to the present invention.
FIG. 6 shoWs an example picture-based user interface
to the present invention.
ence picture, the settings Which are used for vieWing usual
content on the display in full-screen mode.
The picture setting process starts With a broad range of
possible settings and narroWs doWn to settings desired by the
user, based on the repetitive selection process. Initially, the
example picture-based menu 100 in Which the user may
65
change the “sharpness” parameter of the TV. A reference
or parameter settings) of an electronic display device. One
picture 111 is surrounded by tWo sample pictures 114A,
embodiment involves a picture-based user interface for
114B.
US 8,310,594 B2
4
3
Initially, sample pictures have a large difference relative to
the reference picture. The TV typically has a range of alloWed
pictures on the right side of the reference picture. The user
then can select the best picture among the ?ve displayed
values for a typical picture quality parameter. For example,
pictures.
the allowed range of sharpness parameter can be betWeen —50
to 50. In one implementation, the reference picture is at the
In order to handle tWo picture setting parameters (e.g.,
contrast and brightness) simultaneously, especially for those
affecting each other, the system 10 displays a tWo-dimen
mid-point parameter (e.g., “sharpness”) value of the relevant
range of values. In another implementation, the sample pic
sional array of pictures as shoWn by example menu 150 in
FIG. 6 (e.g., a central reference picture 151 and eight sample
tures may be at a 1“ or 3rd quarter position (Whichever is
closer to the reference picture), assuming that the desired
setting is likely to be close to the current reference picture
pictures 152). This provides a visual presentation of setting
settings. Other examples are possible.
pictures 152, Which are updated in real-time based on user
Referring to the example menu 120 in FIG. 3, the sample
picture 114A on the left of the reference picture 111 repre
sents a sharpness value Within the range of —50 to —1, Wherein
for 3rd quarter position (3 rd quarter of —50 to —1), the value for
selection. Related settings such as {contrast, brightness},
options in terms of the reference picture 151 and the sample
{color, hue}, {color, tint}, etc., can be adjusted simulta
neously. Selection of the best picture among the multiple
displayed pictures is based on user input, as described above.
The tWo-dimensional example is especially useful in cases
Where changing value of one parameter affects optimal set
the sample picture 111 Would be —12. Similarly, the sample
picture 114B on the right of the reference picture 111 repre
sents a sharpness value Within the range of +1 to +50, for 1“
ting of another parameter. For example, vieWers usually pre
fer different brightness parameter settings When contrast
quarter position (1“ quarter of +1 to +50).
picture among the displayed pictures, the selected picture
parameter is increased or decreased. A similar relationship
exists for settings of color and tint. As such, conventionally a
indicates the user prefers increased sharpness value relative to
the current reference picture 111. As such, the selected (pre
user ?rst adjusted brightness settings to his best preference
and then adjusted contrast, then needed to go back to adjust
If the user selects the sample picture 114B as the best
20
ferred) sharpness value for the user is a value betWeen 1 and
50, excluding the range from —50 to 0. As shoWn by the
example menu 130 in FIG. 4, the selected picture (i.e., picture
25
rounds of picture settings for said parameters, Which is not
only inconvenient and time consuming, but also frequently
resulted in sub-optimal adjustment of the parameter settings.
Unlike the conventional approach, the example tWo-di
114B in FIG. 3) is then moved to the center of the menu 130
as the neW reference picture 111. Further, a neW picture With
a sharpness value 8 (3rd quarter point of 1 to 11) is generated
as the sample picture 114A, and a neW picture With a sharp
ness value 22 (1“ quarter value of 13 to 50) is generated as the
30
mensional array menu 150 according to the present invention
represents combination of different parameter settings for
related parameter pairs (e.g., {contrast, brightness}, {color,
sample picture 114B.
hue}, {color, tint}, etc.).
If on the menu 120 (FIG. 3), the user selects the current
reference picture 111, that indicates that the preferred setting
is Within the sharpness range from the sample picture 114A to
brightness to a neW preferred value, Which in turn affected
contrast settings, and so on. This caused multiple manual
In the menu 150, the reference picture 151 (i.e., Picture %)
35
is surrounded b ei
t sample pictures 152 (i.e., Pictures
,
the sample picture 114B (excluding the sharpness values of
(2), (3D, @, <5, 6, ®, @), of different contrast and/or
the sample pictures 114A and 114B). As such, ifon menu 120
the user selects the current reference picture 111, the prefer
brightness settings relative to the reference picture according
able sharpness range becomes 9 to 21. This narroWs doWn the
effective range from 1-to-50 to 9-to-21, as shoWn by the
example menu 140 in FIG. 5.
Selecting the current reference picture 111 on menu 120
(FIG. 3) Will keep the reference picture but narroWs doWn the
range of values, and results in neW sample pictures 114A,
114B (FIG. 5) based on the updated range of values. In this
to the ratio selection module 12 (FIG. 1). For example, the
sample Picture
has increased contrast but decreased
40
45
example, the neW sample picture 114A (FIG. 5) is at sharp
ness value 10 (3rd quarter of 9 to 11) and the neW sample
picture 114B is at sharpness value 15 (1“ quarter of 13 and
20). Using 1“ or 3rd quarter values instead of mid-range val
ues provides faster narroWing of options for the user prefer
brightness relative to Picture
Further, Picture (2) has
increased contrast and unchanged brightness relative to Pic
ture
The display module 13 generates the nine pictures
based on settings from the ratio selection module 12, and
displays the nice pictures via the user interface 14. The user
selects the best picture among the nine displayed pictures via
the input device 17 for the user interface 14 (e.g., using
number keys on a typical remote control, or an 8-Way direc
50
ence When the preferred value resides close to the reference
tional arroW buttons or joy stick, etc.).
Similar to the example described for single parameter set
ting in FIGS. 2-5, the user selected picture is moved to the
picture.
center of the screen as the neW reference picture. The sample
pictures are updated based on the user selection. User selec
Further, the above process of display reference and sample
pictures, and alloWing user selection, continues until the
tion and update of sample pictures continues in a similar Way
as the case of single parameter setting. Provided that the
range of values cannot be further narroWed doWn, in Which
55
television hardWare and softWare can handle multiple video
case the ?nal user selection is utiliZed as the desired setting
plays, the sample pictures may comprise live video feed that
value. The process can be applied to any of the settings (e. g.,
the users are Watching, at said different settings.
As is knoWn to those skilled in the art, the aforementioned
contrast, brightness, sharpness, color, tint).
From the user perspective, the process involves selecting
best pictures among the displayed pictures. Each time the user
makes a selection, the range of preferred value is quickly
example architectures described above, according to the
60
present invention, can be implemented in many Ways, such as
program instructions for execution by a processor, as logic
circuits, as an application speci?c integrated circuit, as ?rm
Ware, etc. The present invention has been described in con
siderable detail With reference to certain preferred versions
65
thereof; hoWever, other versions are possible. Therefore, the
spirit and scope of the appended claims should not be limited
to the description of the preferred versions contained herein.
narroWed doWn and the number of total selections still
remains small.
Further, more than tWo sample pictures (in addition to the
reference picture) may be displayed at the same time for user
selection. One example involves displaying tWo sample pic
tures on the left side of the reference picture and tWo sample
US 8,310,594 B2
6
5
8. The method of claim 1, Wherein simultaneously display
What is claimed is:
ing multiple pictures includes simultaneously displaying
1.A method of adjusting picture display settings of a digital
TV, comprising:
multiple moving videos of the same visual content on the TV
display.
simultaneously displaying multiple pictures of the same
visual content on a TV display, Wherein the multiple
pictures include a reference picture at a current picture
setting and one or more sample pictures each at a differ
9. The method as recited in claim 1 Wherein the ?rst range
of picture settings are settings that are less than the current
picture setting.
ent picture setting relative to the reference picture,
10. The method as recited in claim 1 Wherein the second
Wherein a ?rst of the sample pictures has a ?rst picture
setting that is at a third quarter position of a ?rst range of
range of picture settings are settings that are greater than the
current picture setting.
11. A digital TV, comprising:
picture settings and a second of the sample pictures has
a picture display module con?gured to simultaneously dis
a second picture setting that is at a ?rst quarter position
of a second range of picture settings;
receiving user selection of a picture among the multiple
play multiple pictures of the same visual content on a TV
display, Wherein the multiple pictures include a refer
pictures;
ence picture at a current picture setting and one or more
sample pictures each at a different picture setting rela
determining Whether a picture setting of the user selected
picture is in the ?rst range of picture settings or in the
second range of picture settings;
if the selected picture is in the ?rst range, excluding the
second range of picture settings and generating a ?rst
neW sample picture that is at a neW third quarter position
of a neW ?rst range Which is from the closer end of the
excluded second range to a position adjacent to the
selected picture and a second neW sample picture Which
is from a position adjacent to the selected picture to the
end of the ?rst range;
20
of the sample pictures has a second picture setting that is
at a ?rst quarter position of a second range of picture
settings;
a user interface module con?gured to receive user selection
25
position adjacent to the selected picture to the end of the
picture setting of the user selected picture is in the ?rst
range of picture settings or in the second range of picture
settings, Wherein if the selected picture is in the ?rst
30
35
second range; and
setting the selected picture as a neW reference picture.
steps of simultaneously displaying multiple pictures, receiv
40
45
50
quality parameter settings, such that each picture setting is at
a different ratio Within a picture quality parameter range
steps of generating multiple pictures at different picture qual
relative to other pictures, and Wherein the picture display
module is further con?gured to generate multiple pictures at
said different picture quality parameter settings, and simulta
ity parameter settings, simultaneously displaying multiple
pictures, receiving user selection and adjusting the current
55
5. The method of claim 4 further comprising narroWing the
neously display the multiple pictures.
13. The digital TV of claim 12, Wherein the ratio selection
module is further con?gured to narroW the picture quality
picture quality parameter range in each repetition.
parameter range for each repetition of displaying multiple
6. The method of claim 1 further comprising generating
multiple pictures at different picture quality parameter set
60
pictures and user selection of a picture.
14. The digital TV of claim 11 Wherein the ratio selection
65
module is further con?gured to determine different picture
quality parameter settings, such that at least one picture set
ting is at a different ratio Within a pair of picture quality
parameter ranges relative to other pictures, and Wherein the
picture display module is further con?gured to generate mul
radio Within a pair of picture quality parameter ranges relative
to otherpictures, Wherein simultaneously displaying multiple
pictures includes simultaneously displaying the multiple pic
tures.
7. The method of claim 6, Wherein the multiple pictures are
Which is from the closer end of the excluded ?rst range
to a position adjacent to the selected picture and a fourth
neW sample picture Which is from a position adjacent to
the selected picture to the end of the second range; and
a settings adjuster module con?gured to set the selected
12. The digital TV of claim 11 Wherein the ratio selection
module is further con?gured to determine different picture
4. The method of claim 3 further including repeating the
tings, such that at least one picture setting is at a different
?rst range, and
Wherein if the selected picture is in the second range, the
ratio selection module excludes the ?rst range of picture
settings and generates a third neW sample picture that is
picture as a neW reference picture.
pictures, Wherein simultaneously displaying multiple pic
picture setting.
picture that is at a neW third quarter position of a neW ?rst
range Which is from the closer end of the excluded
second range to a position adjacent to the selected pic
ture and a second neW sample picture Which is from a
at a neW third quarter position of a neW second range
Within a picture quality parameter range relative to other
tures includes simultaneously displaying the multiple pic
tures generated at different picture quality parameter settings.
range, the ratio selection module excludes the second
range of picture settings and generates a ?rst neW sample
position adjacent to the selected picture to the end of the
2. The method of claim 1 further including repeating the
ing user selection and adjusting the current picture setting,
Wherein said repeating continues until the difference in the
picture settings cannot be made smaller given hardWare capa
bilities of the digital TV.
3. The method of claim 1 further comprising generating
multiple pictures at different picture quality parameter set
tings, such that each picture setting is at a different ratio
of a picture among the multiple pictures;
a ratio selection module con?gured to determine Whether a
if the selected picture is in the second range, excluding the
?rst range of picture settings and generating a third neW
sample picture that is at a neW third quarter position of a
neW second range Which is from the closer end of the
excluded ?rst range to a position adjacent to the selected
picture and a fourth neW sample picture Which is from a
tive to the reference picture, Wherein a ?rst of the sample
pictures has a ?rst picture setting that is at a third quarter
position of a ?rst range of picture settings and a second
displayed on the TV display as a tWo-dimensional array, each
tiple pictures at said different picture quality parameter set
dimension representing one of said quality parameter ranges.
tings, and simultaneously display the multiple pictures.
US 8,310,594 B2
7
15. The digital TV of claim 14, wherein the multiple pictures are displayed on the TV display as a tWo-dimensional
8
16. The digital TV of claim 11, Wherein the multiple pic
tures include moving Videos of the same Visual content.
array, each dimension representing one of said quality param
eter ranges.
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