JP3458858B2 - Imaging device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [0001] The present invention relates to a camera and a monitor.
The present invention relates to an image pickup device in which a liquid crystal display element for a camera is integrated. [0002] 2. Description of the Related Art Conventional camera-integrated display devices such as liquid
The movie with Akira TV, the contents recorded by VTR on the spot
LCD television for playback and monitor immediately
(TV) or monitor the video from the camera.
It can be displayed directly on the Nita TV and observed.
is there. For this reason, movies with a liquid crystal TV are widely used.
For example, research and dressing of forms in various sports
It can also be used for checking makeup and makeup. This
A movie with a LCD TV for checking dressing and makeup
The advantage of using a mirror is that it is
Unlike seeing as it is, you can see yourself more objectively
There is to be able to. [0004] However, the liquid crystal display
The display element has an easy-to-view angle of the image,
If the image capturing direction of the camera is fixed,
And make the image easy to see on the liquid crystal display device.
It was difficult. [0005] In addition, the study of foams in various sports.
Take a picture of yourself for studying, dressing, checking makeup, etc.
When shooting shadows, rather than holding the camera with your hand
It is also advisable to place the camera on a desk
No. A place to shoot your own face with a camera on your desk
If you shoot your face from a low position near the desk,
An image with a bulging face shot or an emphasis on the nostrils
Problem arises. Furthermore, the imaging unit and display unit can be rotated.
The overall size varies depending on the rotational position.
In other words, when rotating, the imaging unit or display unit
The case, and it may damage the case or deform the case.
There was. Accordingly, it is an object of the present invention to provide a desired photographing method.
Orientation and easy to see the image on the LCD
And the overall size does not change depending on the rotational position
It is to provide an imaging device. [0007] According to the present invention, a lens is provided.
And an image pickup unit for displaying images taken by the image pickup unit.
An imaging device having a display unit having display means
The imaging unit and the display unit are located in the front or rear direction of the display unit.
The thickness of the display so that you can
Rotatable about one axis located at the approximate center of the
An imaging apparatus characterized by being formed. [0008] Since the lens unit of the camera unit can be rotated, the liquid
The image on the crystal display from an easy-to-view angle
To achieve the desired orientation.
You. Further, the imaging unit and the display unit are substantially in the thickness direction of the display unit.
It can be rotated around one axis located in the center
Prevents the overall size from changing due to the rotational position
it can. [0009] DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below.
This will be described with reference to the drawings. This embodiment is shown in FIG.
Like this, it has a VTR and a liquid crystal display (hereinafter, LCD).
The present invention is applied to a display device. This camera-integrated display device has a camera unit 1
LCD 2 as an image display element, and image display circuit 3
And the VTR unit 4 and the main body 5 as a cabinet
Mainly composed. The camera unit 1 captures a subject and produces a color image.
The signal is converted to a signal S1 and output to the image display circuit 3 for output to the LCD 2.
The subject is displayed as an image P or a color image is displayed.
The image signal S1 is output together with the audio signal to the VTR unit 4 for illustration.
This is to be recorded on a VTR tape. This camera
The part 1 is attached to the horizontal support shaft 6 at the upper end, and
Lens can be rotated in the circumferential direction (direction of arrow C)
A camera 8 having a section 7 and water
Attached to the flat support shaft 6, the camera 8 is moved in the circumferential direction (the arrow C direction).
And a turning knob 9 for turning operation in the direction (direction). The LCD 2 is driven by driving the pixel E.
The desired image P is displayed. The LCD 2 is on the front side of the main body 5
Surface 10, and m row electrodes X
And n columns of column electrodes Y. Then, when displaying the image P,
The i-th row electrode X _i And the j-th column electrode Y_j
To the drive signal SM supplied from the image display circuit 3
And the pixel E at the intersection_ijIs performed. The image display circuit 3 (see FIG. 2) includes a camera unit
1, provided from the VTR unit 4 or a TV tuner unit (not shown).
Based on the supplied color video signal S1, the driving signal SM and three
An image P is formed by forming a primary color signal (described later) and applying it to the LCD 2.
Is displayed. This image display circuit 3
Signal processing circuit 11, synchronization control circuit 12, LCD drive control
Control circuit 13, column electrode selection drive circuit 14, row electrode selection
And a drive circuit 15. Signal processing circuit 11
Are the camera unit 1, VTR unit 4, input from the terminal 16,
Alternatively, a color video signal S from a TV tuner or the like (not shown)
1 for YC separation, color demodulation, matrix operation, etc.
A color video signal is sent to the synchronization control circuit 12.
The horizontal synchronizing signal SH and the vertical synchronizing signal SV included in S1 are
And supplies a color image to the LCD drive control circuit 13.
The signal S1 is a primary color signal of red (R), blue (B), and green (G).
And supplied separately. [0014] The synchronization control circuit 12 is connected to the signal processing circuit 11.
LCD drive control based on the horizontal and vertical synchronization signals SH and SV
The timing signal ST is supplied to the control circuit 13 so that
Horizontal and row electrode selection driving circuits 14 and 15 respectively.
Clock signal CL synchronized with vertical synchronization signals SH and SV
H and CLV are supplied. The LCD drive control circuit 13 generates a primary color signal R.
From G / B, the inverted signal * R * G * B (* is inverted
And the primary color signals R and G
-Voltages V1 and V formed from B and * R * G * B
2 and V3 are applied to the column electrode selection drive circuit 14. FIG. 3 shows the column electrode selection drive circuit 14.
Receiving the clock signal CLH from the synchronization control circuit 12 as described above.
And a counter 17 for counting the clock signal CLH is provided.
Have been. This counter 17 has an addition direction (up) or
Is so-called up / capable of performing a counting operation in a subtraction direction (down).
This is a down counter. The counting direction of the counter 17 is switched.
Therefore, a counter changeover switch 18 is provided. This
Of the counter changeover switch 18 are connected to terminals 19, 20, 21
One terminal 20 has an H level power supply.
Pressure is applied and the other terminal 21 is grounded to L level
It has been. This counter 17 has terminals 19 and 20
By connecting (ie, H level), it becomes an up counter
Connect the terminals 19 and 21 (ie, L level).
Are used as a down counter. Output from counter 17
The binary signal is supplied to the BCD decoder 22,
The decoder 22 generates a column electrode selection signal Sr.
Further, the column electrode selection drive circuit 14 includes a column electrode selection signal Sr
Select the corresponding column electrode Y based on the
A drive circuit 23 for applying the signal SM is provided. The row electrode selection drive circuit 15 includes a column electrode selection drive circuit.
It has a configuration similar to that of the
Counter 24 for counting the clock signal CLV of
Row electrode selection signal based on the binary signal output from the
BCD decoder 25 for outputting Sc, and counter switching switch
It comprises a switch 26 and a drive device 27. Above counter
The changeover switch 26 is linked with the rotation of the camera 8.
ing. That is, the camera 8 faces forward (the direction indicated by the arrow F).
The terminal 28 and 29 are connected,
The camera 24 as an up counter, and the camera 8 moves backward (arrow
(Direction B), the terminals 28 and 30 are connected.
This causes the counter 24 to be a down counter.
The connection state of the counter changeover switch 26 depends on the operation.
It can be released by operating the button 31.
The counter 24 is either an up counter or a down counter.
This can be set freely. The VTR unit 4 is formed at a lower part of the main body 5.
Camera unit 1 or TV tuner (not shown)
Color video signal S1 supplied from the
This is recorded on a VTR tape (not shown). Again
At the time of birth, a color image is displayed on the image display circuit 3 from the VTR unit 4.
Outputting a signal S1 to display an image P on the LCD2
It is. Next, using the camera 8,
Image P and mirror image PM on LCD 2
Will be described. (1) When displaying a normal image P As shown in FIG. 4, the camera 8 is pointed at a subject (not shown).
And terminals 19 and 20 of the counter changeover switch 18.
And apply an H level voltage to the counter 17 to
The counter 17 is an up counter. Meanwhile, counter switching
The switch 26 directs the camera 8 in the forward direction (the direction indicated by the arrow F).
The terminals 28 and 29 are connected.
The counter 24 is an up counter. Row electrode selection drive circuit as up counter
The clock signal CLV is applied to the 15 counters 24.
Then, the clock signal CLV is counted and the total
The numerical value is supplied to the BCD decoder 25 as a binary signal. BC
The D decoder 25 converts the first binary signal into a row electrode selection signal.
Sc is applied to the drive circuit 27. The drive circuit 27 includes a row electrode
The row electrode X of the first row is selected by the selection signal Sc.₁ Select and drive
A motion signal SM is applied. A column electrode selection drive circuit as an up counter
The clock signal CLH is applied to the 14 counters 17.
And counts the clock signal CLH and counts
The value is supplied to the BCD decoder 22 as a binary signal. BCD
The decoder 22 outputs a column electrode selection signal S from the first binary signal.
r is applied to the drive circuit 23. The drive circuit 23 selects a column electrode.
The first column electrode Y by the selection signal Sr₁ Select and drive
Apply the signal SM. As a result, the first row electrode X₁ And the first column
Eye column electrode Y₁ Drive signal SM is applied to each of
Point pixel E_1,1 Is driven. The next clock signal CLH is driven to select a column electrode.
When applied to the counter 17 of the circuit 14, the counter 17
Is incremented in the addition direction and the second column electrode Y_Two
Is selected by the column electrode selection signal Sr and the drive signal SM is applied
Pixel E_1,2 Is driven. Thus, the first line
Row electrode X₁ And each column electrode Y intersecting with this_j Intersection with
Pixel E_{1, j} Drive increases from the first row to the n-th row
(The direction of increase of the column electrode Y, the direction of the arrow YU)
Then, the clock is supplied to the counter 24 of the row electrode selection drive circuit 15.
When the signal CLV is applied, the counter 24 moves in the adding direction.
After the increment, the second through the BCD decoder 25
Row electrode X of the row_Two To select the row electrode selection signal Sc.
The driving circuit 27 outputs a row electrode selection signal
Based on Sc, the second row electrode X_Two Drive signal SM
Add. The second row electrode X_Two Also the first row electrode
X₁ In the same manner as in the above, each column electrode from the first column to the n-th column
Y_j Are sequentially applied to the pixel E_2,1 ~ E
_{2, n}Is driven. Thus, the row electrode X
The direction in which the number of rows increases from the first row to the m-th row (increase of row electrodes X)
(The direction of addition, the direction of the arrow XU). Another line
Electrode X_i While the drive signal SM is continuously applied to
Column electrode Y_j Is the direction in which the number of columns increases from the first column to the n-th column
(In the direction indicated by the arrow YU) and the drive signal SM is applied.
Will be done. Thereby, the row electrode X_i And column electrode Y_j
Intersection pixel E of_{i, j} Are sequentially driven. During this time, the column electrode selection
The drive circuit 23 of the selection drive circuit 14 has an LCD drive control circuit.
Voltages V1 to V corresponding to the primary color signals output from the path 13
3 are added, and depending on the levels of the voltages V1 to V3,
Pixel E_{i, j} Hue, saturation, and brightness when
You. All pixels E of LCD2_1,1 ~ E_{m, n} When you drive
By completing the image P and repeating the above process continuously,
A moving image can be realized. As a result, the LCD 2 is moved forward (as indicated by the arrow).
The subject in the (F direction) is displayed as it is
Will be. (2) When the mirror image PM is displayed (FIG.
5 and mirror image PM shown in FIG. 3) As shown in FIG. 5, this camera-integrated display device is
If you want to use it instead, a mirror image PM is displayed on LCD2.
I will show you. That is, as shown in FIG.
(In the direction of arrow C), the operator Ope's own side (that is,
Direction, the direction of arrow B)
The counter changeover switch 26 has terminals 28 and 30
Connected to form a down counter. Meanwhile, the counter
The changeover switch 18 remains the up counter as in (1).
Keep it. This means that the camera 8 is on the operator's own side.
(In the direction of arrow B), the LCD 2
(In the direction of arrow V) and in the horizontal direction (in the direction of arrow H)
In order to obtain the mirror image PM, the vertical direction (arrow
(In the V direction)
It is. Counter 24 of row electrode selection drive circuit 15
Is a down counter, so the counter 24 is the first
At the time when the clock signal CLV of
Row electrode X_m Are selected by the row electrode selection signal Sc, and
Pole X_m Is applied with a drive signal SM. On the other hand, column electrode selection
In the drive circuit 14, since the counter 17 is an up counter,
When the clock signal CLH is counted, the first column electrode
Y₁ Is selected and the drive signal SM is applied. This allows
Row electrode X of the m-th row_m And the first column electrode Y₁ And select
The driving signal SM is applied to each of the pixels E at the intersection._{m, 1}
Is driven. Then, the counter of the column electrode selection drive circuit 14 is counted.
17 in the adding direction based on the next clock signal CLH.
When incremented, the column electrode Y of the second column_Two Is selected
Then, the drive signal SM is applied. Thus, the row electrode X of the m-th row is_m When,
Each column electrode Y from the first column to the n-th column_j All intersections with
Pixel E_{m, 1} ~ E_{m, n} Was driven in the direction indicated by the arrow YU.
Then, the clock is supplied to the counter 24 of the row electrode selection drive circuit 15.
When the signal CLV is applied, the signal passes through the BCD decoder 25.
The row electrode selection signal Sc is output, and the drive circuit 27 outputs
-1st row electrode X_m-1 Is selected and the drive signal SM is added.
available. The row electrode X of the (m-1) th row_m-1 Also the m-th line
Row electrode X_m In the same manner as in
Pole Y_j Are sequentially selected and each pixel E_{m-1, j} Drive sequentially
You. As described above, the row electrodes X are shifted from the m-th row to the
Up to one row, the direction in which the number of rows decreases (the direction of decreasing row electrodes, arrow
XD direction), and one row electrode X₁ Continue to
While the drive signal SM is being applied, the column electrode Y_j Is the
The direction in which the number of rows increases from the first row to the n-th row (arrow YU
Direction), and the pixel E_{i, j} Sequentially
Drive. As a result, the images are displayed in the order described in (1).
In the case of the image P to be obtained in (2), on the contrary, from the m-th line to the first line
It is displayed in the direction where the number of rows decreases and the display order in the column direction is
Since they are the same, the image P displayed in (1) is
If this is done, the image in a state where it is vertically inverted (immediately
That is, a mirror image PM) is obtained. According to this embodiment, the camera unit 1 is operated by the operator.
When turning to the Ope itself (rearward direction), the image display
The mirror image PM can be displayed on the LCD 2 by the operation of the road 3,
This camera-integrated display can be used as a mirror.
Things. In this embodiment, the camera unit 1 is used.
The example of obtaining a mirror image by using
Mirror images can also be obtained when
You can do it. In this embodiment, the image P is inverted.
Only when there is no image and when the image P is inverted vertically.
As described above, the counter changeover switches 18 and 26 are operated.
By doing so, as described below,
The display state of the image P can be freely changed by reversing both directions in the horizontal direction.
You can do it. (3) When the image is inverted in the horizontal direction
(Row electrode (up count) to column electrode (down count)
G)) In this case, the counter 24 of the row electrode selection drive circuit 15
And the counter of the column electrode selection drive circuit 14
Terminal 19 and terminal 21 of the
An L level voltage is applied to the
Data. As a result, the row electrodes X extend from the first row to the m-th row.
Until the number of rows increases (in the direction indicated by the arrow XU).
And one row electrode X_i Drive signal SM
The column electrode Y_j Is from column n to column 1.
The direction in which the number of columns decreases (the direction in which the column electrodes Y decrease, the arrow YD direction)
Direction), the row electrodes X_i And column electrodes
Y_j Pixel E at the intersection of_{i, j} Are sequentially driven. As a result, the images are displayed in the order described in (1).
Conversely, in the case of (3), the image P to be processed is shifted from the nth column to the first column.
Are displayed sequentially in the direction in which the number of columns decreases, (1)
Based on the image P obtained by
An inverted image is obtained. (4) The image is inverted horizontally and vertically.
(Row electrode (down count) to column electrode (do
wn count)) In this case, both the row and column electrode selection drive circuits 15 and 14
The counter 2 is operated by operating the counter changeover switches 18 and 26.
L level voltage is applied to 4 and 17, and both
And The power of the row and column electrode selection drive circuits 15 and 14
Counters 24 and 17 are both down counters.
Counters 24 and 17 receive the first clock signals CLH and C
At the time when the LV is counted, the row electrode X is connected to the m-th row.
Electrode X_m The column electrode Y is the n-th column electrode Y_n Is selected
And the driving signal SM is applied. In this manner, the row electrodes X are changed from the m-th row to the
Select up to one line in the direction in which the number of lines decreases (XD direction indicated by arrow)
Selected and one row electrode X_i And the drive signal SM continues
While being applied, the column electrode Y_j Is from column n to column 1.
Are sequentially selected in the direction in which the number of columns decreases (the direction indicated by the arrow YD).
And the row electrode X_i And column electrode Y_j Pixel at the intersection of
E_{i, j} Are sequentially driven. As a result, in (4), from the m-th row to the first row
From the nth column to the first column
Images are displayed sequentially in the direction in which the number of columns decreases.
Therefore, if the image P obtained in (1) is used as a reference,
An image is obtained that is inverted both vertically and horizontally. The present invention is not limited to this embodiment.
Simple matrix method, active mat
Rix system and double matrix electrode drive system
Applicable to any type, and only for transmissive LCD
It is not limited and can be applied to all types of LCD
It is possible. [0045] According to the present invention, a lens section of a camera section is provided.
Can rotate so that the image on the LCD is easy to see
Viewing and setting the desired shooting direction
Can be raised. The center of the display in the thickness direction
The imaging unit and the display unit are configured around one axis located in the unit.
Therefore, even if the imaging unit and the display unit are rotated, the rotation angle
The size of the entire apparatus does not change depending on the degree.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective explanatory view showing one embodiment of the present invention. FIG. 2 is a block diagram showing an LCD and an image display circuit used in the embodiment. FIG. 3 is a block diagram showing a row and column electrode selection drive circuit in the image display circuit. FIG. 4 is an explanatory diagram showing an example of use of the camera-integrated display device. FIG. 5 is an explanatory diagram showing an example of use of the camera-integrated display device. [Description of Signs] 1: Camera unit, 2: LCD, 3: Image display circuit, 5: Main body, 10: Side surface, P: Image, V: Vertical direction, H: Horizontal direction

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-61-150474 (JP, A) JP-A-59-197086 (JP, A) JP-A-62-36985 (JP, A) JP-A-53-1979 136434 (JP, A) JP-A-57-4668 (JP, A) JP-A-62-6298 (JP, A) JP-A-61-232423 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) H04N 5/225 G03B 13/02

Claims (1)

(57) [Claims] In an imaging apparatus having an imaging unit including a lens and a display unit including a display unit that displays an image captured by the imaging unit, the imaging unit and the display unit may be arranged in a forward or rearward direction of the display unit. An imaging apparatus characterized in that it is configured to be rotatable around one axis positioned substantially at the center in the thickness direction of the display unit so that the subject can be photographed. 2. In an imaging apparatus having an imaging unit including a lens and a display unit including a display unit that displays an image captured by the imaging unit, the imaging unit and the display unit may be arranged in a forward or rearward direction of the display unit. Is configured to be rotatable about one axis positioned substantially at the center in the thickness direction of the display unit so that the subject can be photographed, and the display is performed according to a rotation state of the imaging unit and the display unit. An image pickup apparatus comprising a switching unit for switching a display direction of the unit. 3. In an imaging apparatus having an imaging unit including a lens, and a display unit including a display unit that displays an image captured by the imaging unit, the imaging unit and the display unit are substantially at a center in a thickness direction of the display unit. An imaging apparatus, comprising: a switching unit configured to be rotatable around one axis positioned at a position indicated by the arrow and switching a display direction of the display unit according to a rotation state of the imaging unit and the display unit.