JP2832098B2 - Camera-integrated video recorder - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a camera-integrated video recorder.

[0002]

2. Description of the Related Art In recent years, the development of video equipment such as video cameras has been remarkable. Has achieved.

The basic structure of this type of camera-integrated video tape recorder is as follows: a camera unit including a photographing optical system; and a recorder unit that records or reproduces a video signal output from the camera unit on a magnetic tape. An electronic viewfinder (EVF) for monitoring an image being shot or a video signal recorded on a magnetic tape, etc., and the most important in use is the operability based on the layout of each unit. Seems to be.

[0004]

However, in this type of camera-integrated VTR, the most important thing is to surely take a picture. Therefore, the operability at the time of taking a picture is designed after being thoroughly studied. When reproducing a video signal recorded on a magnetic tape, recording an external input signal, etc., when a recorder operation other than a normal shooting operation is involved, or when a magnetic tape cassette is attached / detached. The operability is not considered so much and it is good as a video camera.
In reality, there is still room for improvement as a whole, and improvement in operability as a whole system is desired.

[0005] In response to a strong demand for miniaturization and multifunctionality, operation keys for realizing various functions must be effectively arranged in a small space. Seems necessary.

[0006]

Means for Solving the Problems In order to solve the conventional problems and achieve the above object, according to the present invention, a camera unit and a camera unit are disposed below the camera unit in a shooting state.
A recorder unit for recording an image signal output from the camera unit on a recording medium in a substantially rectangular parallelepiped cassette, wherein the recorder unit is provided with a single unit. A cassette mounting portion for mounting the device, a grip provided in the vicinity of the cassette mounting portion so as to be rotatable with respect to the device main body, for holding the device in a photographing state, An operation unit detachable from the main body; a plurality of operation keys for reproducing an image signal recorded on the recording medium are provided on the operation unit; The grip and the operation unit are configured to be able to be held by engaging the grip and the operation unit so that the operation is disabled, and the imaging signal recorded on the recording medium is held. If the reproduces were configured to remote control by removing the operating unit from the apparatus main body.

[0007]

[Function] This prevents erroneous operation such as erroneous operation of the reproduction key during photographing, and furthermore, the operation unit can be held together with the grip, so that the apparatus can be securely held and stable photographing can be performed. The reproduction operation can be performed from a remote position by a remote control at the time of reproduction.

[0008]

Embodiments of the present invention will be described below in detail.

1 to 6 are views showing the structure of a camera-integrated VTR as an embodiment of the present invention. FIG. 1 is a right side view, FIG. 2 is a front view, FIG. 3 is a top view, and FIG. 5 is a left side view, and FIGS. 5 and 6 are perspective views showing different operation states, respectively, and the numbers are shared among these drawings.

In FIG. 1, reference numeral 1 denotes an optical system housing section for housing an image pickup optical system, which houses an image pickup optical system including several lenses through a lens opening 2. The imaging optical system of this embodiment has a so-called rear lens drive lens unit that does not move the lens closest to the subject when switching the zoom ratio or adjusting the focus. As is well known, the rear-lens drive lens unit has the advantage that the control of the position of the lens to be driven is complicated, but the length in the optical axis direction can be reduced. Since the details of the rear-lens drive lens unit are well known, a detailed description thereof will be omitted in this specification.

The optical system housing is disposed on the object side of the main body as shown in the figure, and houses the lens unit in a cylindrical portion as shown in the figure. A supporting portion (not shown) for rotatably supporting the EVF unit 4 is provided on the right side surface of the narrow portion 3 integrally formed following the cylindrical portion, and the EVF unit 4 has an optical system. It is rotatable around a portion close to the storage section 1. That is, the eyepiece unit 5 of the EVF unit can move in the direction of the arrow in FIG. 1, which is convenient for low-angle shooting.

The EVF unit 4 includes a small monitor such as a CRT or a liquid crystal display, and an optical system for guiding an image of the small monitor to an eyepiece. In the normal photographing state shown in FIG. The optical path of the optical system inside
The optical path of the above-mentioned imaging optical system is an extension of these optical axes,
That is, the optical paths are arranged to overlap each other when viewed from the front. As a result, not only can the space on the upper surface of the VTR housing 6 be effectively utilized, but also the parallax becomes extremely small because the optical path of the EVF optical system and the optical path of the imaging optical system are located very close to each other. Also, by providing the EVF on the upper surface of the VTR housing 6, the operator can take a picture with the side closed even if the user touches the eyepiece 5 when holding the camera-integrated VTR as described later. It is not a burden when the user holds it.

On the other hand, reference numeral 6 denotes a VTR housing which houses mechanisms such as a rotary head drum, a cassette housing and holding section, and electric circuits. As is clear from FIGS. 1 to 6, in the present embodiment, the above-described optical system housing unit 1 and EVF unit 4 are used.
Is disposed on the top surface of the VTR housing, thereby reducing the thickness of the camera-integrated VTR as a whole.
The thickness of the housing 6 can be suppressed to a necessary thickness.

Here, a zoom switch 7 for switching a zoom ratio is disposed on the left side of the narrow portion 3 on the upper surface of the VTR housing 6, so that the space is effectively used. . That is, the camera-integrated VTR of this embodiment is configured to hold the left side of the VTR housing 6 as described later.
The zoom switch 7 must be arranged at a position where a finger is applied. However, the zoom switch 7 is arranged by utilizing the rear space generated by the shortening of the optical system housing 1, and this space is effectively used. You are doing.

As is apparent from FIGS. 5 and 6, a cassette mounting portion 26 for attaching and detaching a tape cassette containing a magnetic tape is provided on the left side surface of the housing for the VTR.
As will be described later, there is provided a cassette mounting mechanism for receiving the cassette from outside the apparatus and loading the cassette into a predetermined mounting position in the apparatus.

Reference numeral 8 denotes a camera-integrated VTR as described later.
This is a remote controller that constitutes a grip for holding the VTR, and is arranged to be freely openable and closable on the hypothesis on the left side surface of the VTR housing 6 and on the attachment / detachment opening as shown in FIGS. The remote controller 8 includes the engaging portions 8a and 8b
Are joined with the engaging portions 9a and 9b provided on the left side surface of the helical member to form a hinge.
It is configured to be rotatable to the extent. The engagement portions 9a and 9b are made of, for example, synthetic resin and have elasticity themselves.
8b can be carried out by pressing the engaging portions 9a and 9b against the engaging portions 9a and 9b and elastically deforming them.

As shown in FIG. 5, an operation unit 10 including a plurality of operation keys is disposed on the back of the remote controller 8. By operating the operation unit 10, a camera-integrated VTR is operated.
All the operations relating to the reproduction of. For example, normal reproduction, special reproduction, high-speed tape feed, stop, cue search, voice switching, and the like can be executed by operating the operation keys arranged on the operation unit 10.
Of course, operations for shooting, such as recording start / stop, variable zoom magnification, insertion of date and title, and fade, can be performed by this operation unit.

The remote controller 8 is provided with an infrared light emitting section 11 for outputting the operation information of each operation key of the operation section 10 as infrared light at the front of the apparatus. Is received by the infrared light receiving section 12 provided on the front left side of the VTR housing 6 and is input to the system control section of the apparatus main body.

The remote controller 8 is designed so that the operation unit 10 is hidden as shown in FIG. 2 during photographing and functions as a part of the grip. However, when only the VTR unit other than camera photographing is operated, it is shown in FIG. In this manner, the operation unit 10 is rotated so as to expose the operation unit 10. Here, V shown in FIG.
On the right side surface of the TR, in addition to operation boards 13a, 13b, and 13c on which operation keys to be operated at the time of photographing are provided, projections 14a, 14b, and 14c are provided. Therefore, when the camera-integrated VTR is placed on a flat surface with the right side face down, the protrusions 14a,
14b and 14c play the role of legs, and can be stably mounted by three-point support.

Therefore, as shown in FIGS. 5 and 6, when the camera-integrated VTR is placed on a flat surface,
It is extremely stably mounted by three-point support of a, 14b, and 14c. Moreover, in this state, the operation keys for reproduction are arranged on the apparatus with an inclination of about 60 ° as shown in FIGS. 5 and 6, so that the user is using the reproduction deck. It becomes possible to operate with a sense.

The tape cassette 15 is loaded at a predetermined position in the VTR housing 6 by a cassette holder 16 constituting a cassette mounting mechanism arranged in a cassette mounting portion 26 on the left side of the VTR housing 6 (FIG. 6). By hopping up the cassette holder 16, the cassette 15 can be discharged out of the apparatus (FIG. 5). In this embodiment, the optical system housing 1 and the EVF
Since the unit 4 is arranged, the cassette 1
As a discharge direction of 5, a configuration in which the discharge is performed below the VTR housing 6 is adopted. This allows the cassette 15 to be taken in and out without increasing the amount of hop-up of the cassette holder 16 even when the optical system housing 1 is disposed on the upper surface, and without increasing the size of the mechanism and reducing the overall thickness of the apparatus. The configuration is more suitable.

A cover 17 covers a cassette mounting portion 26 for attaching and detaching the cassette 15 together with the remote controller 8 and has a function as a grip for holding the camera-integrated VTR in a shooting state. It is configured to be rotatable around a support portion provided on the lower surface of the body. 2 and 4 in the photographing state.
Are locked by a lock mechanism (not shown). At this time, of course, the loading of the cassette 15 has been completed. This lock can be released by the lock release operation lever 18.

At both ends of the cover 17, hooks 19 and 20 for the backrest belt are provided, and a backrest belt 21 is attached. At the time of photographing, the lower side of the palm is put on the locked cover 17 and the palm is passed through the instep belt 21, so that the center of the palm comes into contact with the remote controller 8, and a good hold can be performed. At this time, the dimensions of each part are determined so that the index finger and the middle finger can operate the zoom switch 7.

Therefore, in the photographing state, the photographing position can be stably held by the grip formed by the cover 17 and the remote controller 8 closed to the VTR housing 6 side. When a VTR function other than shooting, such as playback, is operated, as shown in FIGS. 5 and 6, by opening the cover 17, the tape cassette 15 can be attached and detached and the remote controller 8 can be turned. By moving and opening, and setting the operation keys so as to face diagonally upward, the operation can be performed as if it were a miniature stationary VTR.

A microphone 23 and an input / output terminal cover 24 are arranged on the front surface of the VTR housing 6 of this embodiment.
A battery 25 is attached to the rear surface, and the VTR housing 6
All aspects of have been used very effectively.

[0026]

As is apparent from the above description, according to the present invention, an erroneous operation such as erroneous operation of a reproducing key during photographing is prevented, and the operation unit can be held together with the grip. This makes it possible to reliably hold the apparatus and perform stable shooting, and at the time of playback, it is possible to control the playback operation from a remote position by remote control.

[0027]

[Brief description of the drawings]

FIG. 1 is a camera-integrated VTR as one embodiment of the present invention.
It is a right view which shows the structure of.

FIG. 2 is a camera-integrated VTR as one embodiment of the present invention.
It is a front view which shows the structure of.

FIG. 3 is a camera-integrated VTR as one embodiment of the present invention.
3 is a top view showing the structure of FIG.

FIG. 4 is a camera-integrated VTR as one embodiment of the present invention.
It is a left view which shows the structure of.

FIG. 5 is a camera-integrated VTR as one embodiment of the present invention.
It is a perspective view which shows the structure of.

FIG. 6 is a camera-integrated VTR as one embodiment of the present invention.
FIG. 6 is a perspective view showing an operation state different from FIG. 5 showing the structure of FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Optical system storage part 2 Lens opening part 4 EVF unit 6 VTR housing 8 Remote control 10 Operation part 15 Tape cassette 16 Cassette holder 17 Cover 18 Lock release lever 21 Instep belt 26 Cassette mounting part

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁶ , DB name) H04N 5 / 225,5 / 76-5/782 G11B 33/06

Claims (1)

(57) [Claims] 1. A single housing comprising: a camera unit; and a recorder unit which is disposed below the camera unit in a shooting state and records an image signal output from the camera unit on a recording medium in a substantially rectangular parallelepiped cassette. A camera-integrated video recorder device provided in a body, comprising: a cassette mounting portion for mounting the cassette on the recorder portion; and a rotatably provided near the cassette mounting portion with respect to the device body. A grip for holding the apparatus in a photographing state; and an operation unit engageable with the grip and detachable from the apparatus main body. The operation unit reproduces an image signal recorded on the recording medium. A plurality of operation keys are provided for engaging the grip and the operation unit so that operation of the operation keys is disabled when photographing is performed. And an operation unit that can be held, and when the imaging signal recorded on the recording medium is reproduced, the operation unit is detached from the apparatus main body and remotely controlled. Camera-integrated video recorder device.