JP2010141861A - Head-mounted display, and head-mounted display system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a novel-constitution head-mounted display and a head-mounted display system whose cable connected with an external device hardly comes into view of a user when it is worn and which is easy to wear. <P>SOLUTION: In the head-mounted display 100, a holder 300 for holding the cable 250 connected with the external device is supported by a temple 104A and the position of the holder 300 with respect to the temple 104A can be a state in which the length of a part of the cable 250 arranged along the temple 104A is L1 or L2 shorter than the L1. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a head-mounted display that presents a content image indicated by content data to a user's eyes so that the user can recognize the content image.

A technology related to a head-mounted display has been proposed in which a content image indicated by content data is presented to a user's eye so that the user can recognize the content image, and the user recognizes the content image. For example, a head-mounted display body (mounted on the head by the user) must lead multiple cables to the viewer's head in order to guide video or audio signals. As the existence is very troublesome, the cable connected to the circuit board inside the frame and led out through the hole is fitted and supported on the hook part provided on the sill part of the frame constituting the head mounted display, and the observer's There has been proposed a head-mounted display that is routed along the side of the head toward the back of the head. (For example, refer to Patent Document 1).
JP-A-9-266554

  By the way, in the state where the head mounted display is mounted, it is considered that the above-described conventional configuration can eliminate the troublesomeness felt by the observer. However, the head mounted display that supports the cable at the hook provided on the frame's vine and that is routed to the back of the head along the side of the observer's head is used when wearing this from the face side. For example, a problem that the cable gets caught in the user's hair may occur. There is also the possibility of damaging the head-mounted display when caught in the hair. The same phenomenon can occur when removing the head mounted display.

  It is an object of the present invention to provide a head-mounted display and a head-mounted display system having a new configuration in which a cable connected to an external device is difficult to enter the user's field of view when the head-mounted display is attached, and is easy to attach. And

  The head mounted display of the present invention made in view of the above conventional problems arranges the cable connected to the external device along the first side frame supported by the user's ear and along the first side frame. There is provided switching means for switching the state of the arranged cable between the first state and a second state in which the length of the portion arranged along the first side frame of the cable is shorter than the first state. In the present invention, the cable transmits at least one of a content image, electric power, and light source light (specifically, laser light).

  A first problem-solving means reflecting the present invention is mounted on a user's head, arranged on the temporal region in a state of being mounted on the head, and one end side is supported by the left and right ears of the user. A frame including a first side frame and a second side frame, and attached to the frame, arranged on the face of the user in a state of being attached to the frame, and installed along the first side frame An image presentation unit that is connected to an external device via a cable and presents a content image to a user's eye so that the content image can be visually recognized, the holding unit holding the cable, and the holding A first state in which the length of the portion of the cable that is installed along the first side frame is supported by the first side frame; And a switching unit that switches a position of the holding unit with respect to the first side frame so as to be in a second state that is a second length that is shorter than the first length. is there. According to this, the length of the cable installed along the first side frame can be appropriately switched. For example, when the head mounted display is detached and used, the first state and the second state can be appropriately switched. Since the state of the cable changes during removal and use, both cables do not get in the way.

  The second problem-solving means is the head-mounted display of the first problem-solving means, wherein the first length cable is connected to the one end from a position of the first side frame supported by the user's ear. It is installed along the first side frame up to the side position. According to this, since the cable is not close to the field of view when the cable is in the first state, the cable does not block the field of view of the user of the head mounted display. Don't be.

  The third problem solving means is the head mounted display of the first or second problem solving means, and the switching means is formed on the moving base formed on the holding means and the first side frame. A guide, wherein the moving base is supported by the guide, and the moving base moves the guide, so that the state of the cable becomes the first state and the second state. It is characterized by. According to this, switching between the first state and the second state can be easily performed.

  The fourth problem-solving means is a head-mounted display of the third problem-solving means, wherein the holding means includes a pinion, and a rack that meshes with the pinion is formed on the first side frame, and the pinion The moving base moves the guide by rotating the guide. According to this, switching between the first state and the second state can be easily performed.

  The fifth problem-solving means is the head-mounted display of the first or second problem-solving means, and the holding means is a rod-shaped member installed along the first side frame, and the utilization At one side end portion of the holding means which is a person's face side, the shaft member is supported by the first side frame so as to be rotatable about the shaft member, and the switching means is provided on the other side of the holding means. A hook portion formed at an end portion, and a hook receiving portion formed on the first side frame and supporting the hook portion, and when the hook portion is supported by the hook receiving portion, When the state of the cable is the first state and the hook portion is not supported by the hook receiving portion, the state of the cable is the second state. According to this, switching between the first state and the second state can be easily performed.

  A sixth problem-solving means reflecting the present invention is mounted on a user's head, arranged on the side of the head in a state of being mounted on the head, and one end side is supported by the left and right ears of the user. A frame including a first side frame and a second side frame, and attached to the frame, arranged on the face of the user in a state of being attached to the frame, and installed along the first side frame An image presentation means connected to an external device via a cable and presenting a content image to a user's eye so as to be visible. The head-mounted display penetrates the inner and outer peripheries, and the cable is inserted through the head-mounted display. A cylindrical shape in which a through-hole is formed, the holding means for holding the cable, and the holding means at the center of the cylinder with respect to the first side frame Rotation support means that is substantially parallel and rotatably supported in both the left and right directions around the central axis, and the holding means rotates to one side via the rotation support means. The cable on the outer peripheral side of the holding member is wound up in the direction from the face side to the user's ear side, and the cable is wound around the outer periphery of the holding means, and the other side through the rotation support means. The head mounted display is characterized in that the cable is extended to the user's face side when rotated to the user's face. According to this, the state of the cable installed along the first side frame can be appropriately switched.

  According to a seventh problem-solving means reflecting the present invention, the head-mounted display according to any one of the first to sixth problem-solving means is connected to the head-mounted display via a cable, and a predetermined signal is transmitted to the head. A head mounted display system including an external device for transmitting to a mounted display. According to this, it can be set as the head mounted display system which can implement | achieve the said specific function.

  According to the present invention, it is possible to obtain a head-mounted display and a head-mounted display system having a new configuration in which a cable connected to an external device is difficult to enter the user's field of view and is easy to attach when the head-mounted display is attached. it can.

  Embodiments for implementing the above problem solving means reflecting the present invention will be described below in detail with reference to the drawings. The problem solving means is not limited to the configuration described below. For example, in the following description, a head-mounted display (Head Mounted Display / hereinafter referred to as “HMD”) and an image (hereinafter referred to as “content image”) obtained by executing reproduction processing on content data on the head-mounted display. .) Will be described as an example, but various configurations can be employed in the same technical idea.

(Overview of head mounted display)
FIG. 1 shows the configuration of the HMD, more specifically, FIG. 1A shows a top view of the HMD, FIG. 1B shows a front view of the HMD, and FIG. 1C shows a left side view of the HMD. FIG. 2 shows a state in which the user wears the HMD. 1 and 2, the HMD, specifically, a holding unit that holds a cable that connects the image presentation apparatus and the control box, a switching unit that supports the holding unit on the temple (reference numeral 104A), and a rotation support. Drawing about the frame and the rotation support shaft is omitted. These will be described later with reference to FIG.

  The HMD 100 is connected to the temples 104A and 104B to which the modern 102A and 102B supported by the user's ears are attached on one end side (the back of the head) and the other end of the temples 104A and 104B via the trillions 112A and 112B. The skeleton portion is formed by the armatures 106A and 106B, the front frame 108 that connects the armatures 106A and 106B, and the nose pad 110 that is integrally formed at the center of the front frame 108 and abuts against the user's nose. ing. The temples 104A and 104B can be folded at the trillions 112A and 112B formed on the armatures 106A and 106B. The structure of the skeleton part of the HMD 100 is the same as, for example, normal glasses, and the HMD 100 is supported on the user's face by the modern 102A and 102B and the nose pad 110 when worn on the user. (See FIG. 2). In FIG. 1B, drawing of the moderns 102A and 102B and the temples 104A and 104B is omitted.

  The image presentation device 114 is attached to the skeleton part of the HMD 100 via an attachment part 122 disposed in the vicinity of the armor 106A. In a state in which the image presentation device 114 is attached to the vicinity of the armor 106A via the attachment portion 122, the image presentation device 114 is disposed (provided) at a position that is substantially the same height as the left eye 118 of the user wearing the HMD 100. The image presentation device 114 is connected to the control box 200 (see FIG. 2) and a predetermined cable 250 (see FIG. 2). The image presentation device 114 is driven by receiving power from a battery (built in the control box 200). At that time, power is supplied via the cable 250. Note that the cable 250 includes a plurality of cables. For example, a cable for transmitting a content image signal, a cable for supplying power, a light source (not depicted in FIGS. 1 and 2), a cable for transmitting light, and a cable for transmitting a control signal Is done.

  The control box 200 executes rendering processing on the content data stored in a predetermined area, controls an input / output interface (hereinafter referred to as “I / F”) included in the own device, and is obtained by the rendering processing. A content image signal including the content image is output to the image presentation device 114 via the cable 250. The image presentation device 114 receives the content image signal output from the control box 200 via the input / output I / F that is not depicted in FIGS. 1 and 2 and acquires it. Then, the content image based on the content image signal is optically emitted toward the half mirror 116. In addition, the control box 200 executes rendering processing on content data stored in a predetermined area, controls an input / output interface (hereinafter referred to as “I / F”) included in the own device, and controls the HMD 100 to provide a light source. Transmits light and transmits control signals.

  The content image (image light) emitted from the image presentation device 114 is reflected by the half mirror 116 and is incident on the left eye 118 of the user, in other words, presented (projected) so as to be visible. Thereby, the user recognizes the content image. Here, in FIG. 1A, reference numeral 120a indicates image light relating to the content image emitted from the image presentation device 114, and reference numeral 120b is an image that is reflected by the half mirror 116 and is incident on the left eye 118 of the user. Show light. The image presentation device 114 scans the image light 120a and 120b in accordance with the acquired content image signal in a two-dimensional direction, and guides the scanned image light 120a and 120b to the user's left eye 118 on the retina. In addition to a retinal scanning display that forms a content image, a liquid crystal display, an organic EL (Organic Electroluminescence) display, and other devices may be used.

  Next, the several aspect which arrange | positions the cable 250 along the temple 104A is demonstrated. The HMD shown in FIGS. 3, 5, 7 and 9 used for the following description shows only the schematic configuration. Accordingly, the HMD described in FIG. 1 has a different appearance. For example, in the HMD of FIG. 3 and the like, drawing of the moderns 102A and 102B is omitted. Moreover, in FIG. 3 etc., although (A) and (b) each show HMD, since both are the same HMD, the code | symbol with respect to the element which comprises HMD is attached | subjected only to (a), About (b) Is omitted.

(First aspect)
FIG. 3 shows a first mode in which cables are arranged along the temple. Specifically, FIG. 3A shows a mode in which the holding unit holds the cable on the face side, and FIG. 3B shows a mode in which the holding unit holds the cable on the occipital side.

  In the first aspect, the holding unit 300 that holds a predetermined range of the cable 250 movably is supported on the side surface of the temple 104A. The holding unit 300 slides in a guide 306 formed on the side surface of the temple 104A while being supported on the side surface of the temple 104A. When the holding unit 300 moves to the face side, in other words, the image presentation device 114 side, the holding unit 300 holds the cable 250 on the face side (the holding unit 300 holds the cable 250 on the face side). Thus, the state of the cable 250 becomes the state of FIG. In the state of FIG. 3A, the length of the portion of the cable 250 held by the holding unit 300 that is installed along the temple 104A is L2.

  On the other hand, when the holding unit 300 moves to the modern 102A (see FIG. 1A) side, the holding unit 300 holds the cable 250 on the modern 102A side (back of the head) (the holding unit 300 is connected to the modern 102A side ( The cable 250 on the rear head side) is held), whereby the state of the cable 250 becomes the state of FIG. In the state of FIG. 3B, the length of the portion of the cable 250 installed along the temple 104A is L1 (L1> L2). The lengths L1 and L2 are lengths with reference to the end of the cable 250 on the image presentation device 114 side (connecting portion with the image presentation device 114) (see FIG. 3). The reference of length L1 and L2 can also be made into the predetermined position other than this. For example, a moving end of the holding unit 300 toward the face side (in an arrow depicting a range in which the holding unit 300 described in FIGS. 3A and 3B can slide and move, the arrow tip written in the left direction is shown. Position) may be used as a reference for the lengths L1 and L2.

  FIG. 4 shows a cross section of the holding portion and the temple in the first mode. An insertion hole 302 having a diameter larger than that of the cable 250 is formed in the holding unit 300. A cable 250 connected to the image presentation device 114 is inserted into the insertion hole 302. The holding unit 300 holds the cable 250 by inserting the cable 250 into the insertion hole 302. A moving base 304 that protrudes toward the temple 104A is formed on the surface of the holding unit 300 that faces the temple 104A. Here, the moving base 304 includes a narrow portion (hereinafter referred to as “narrow portion”) 304a and a wide portion (hereinafter referred to as “wide portion”) 304b formed on the distal end side. Composed. The guide 306 formed on the temple 104A is formed so as to penetrate the side surface of the temple 104A.

  The narrow portion 304 a is fitted in a state in which the narrow portion 304 a can move in the guide 306, specifically, with a predetermined gap with respect to the guide 306. The wide portion 304b is disposed on the side surface on the temporal side of the temple 104A (see FIG. 4). With this configuration, the holding unit 300 is supported by the side surface of the temple 104A and can slide along the guide 306 from the face side to the occipital side and from the occipital side to the face side. In FIG. 1 and FIG. 2, the switching unit in which the drawing is omitted is configured by the movement base 304 and the guide 306.

  In the first embodiment, the moderns 102A and 102B are removably attached to the temples 104A and 104B. Further, the guide 306 is formed up to the occipital side end of the temples 104A and 104B (FIG. 3 shows a different configuration). For example, by removing the moderns 102A and 102B from the temples 104A and 104B, the holding unit 300 can be detached from the temple 104A and can be attached to the opposite temple 104B. Then, the moderns 102A and 102B can be reinserted into the temples 104A and 104B to be in the same state as shown in FIG. At this time, the holding unit 300 is supported on the side surface of the temple 104B. While being supported by the side surface of the temple 104B, the holding unit 300 can slide along the guide 306 in the guide 306 from the face side to the occipital side and from the occipital side to the face side. In the HMD 100 according to the present embodiment, the attachment position of the image presentation device 114 can be set to the right eye side. When the attachment position of the image presentation device 114 is changed, the attachment position of the holding unit 300 is changed. The

(Advantageous effects and effects obtained by the first aspect)
According to the HMD 100 according to the first aspect, since the state of FIG. 3A and the state of FIG. 3B can be switched, the advantageous effects described in (1) and (2) below. Can be achieved.

  (1) In a state where the holding unit 300 is arranged on the face side, the cable 250 after the holding unit 300 is inserted into the insertion hole 302 formed in the holding unit 300 from the image presentation device 114 side, more specifically, The cable 250 after passing through the insertion hole 302 hangs down due to gravity (see FIG. 3A). When the HMD 100 is attached in this state, the cable 250 is in a state of hanging down in front of the ear (face side). Therefore, if the HMD 100 is attached in the state of FIG. 3A, it is possible to prevent the inconvenience that the hanging cable 250 is caught on the user's hair and the damage of the equipment that may be caused by being caught on the hair. it can. As a result, the user can easily wear the HMD 100 without paying close attention to damage to the HMD 100. In addition, also when removing HMD100 with which it equips, it becomes possible to prevent a user's hair and the cable 250 from being caught by moving the hanging cable 250 to the face side, and it can remove easily. .

  (2) After the HMD 100 is mounted, if the cable 250 hangs down at a predetermined position before the user's ear (see FIG. 3A, for example), the cable 250 hangs down in the user's field of view. This situation can occur. Therefore, the user moves the holding unit 300 toward the back of the head after wearing the HMD 100. In a state where the cable 250 is caught in the user's ear, the cable 250 does not normally enter the user's view. Thereby, the user can ensure a favorable visual field. Note that the state in which the holding unit 300 is moved to the back of the head and the cable 250 is hooked on the user's ear also contributes to prevention of the HMD 100 from falling.

  In addition, in HMD100 of a 1st aspect, the holding | maintenance part 300 can be slid to the back (back of occipital side) from a user's ear. In other words, the guide 306 formed on the temple 104A is formed from the user's ear to the back of the head.

(Second aspect)
FIG. 5 shows a second mode in which the cable is arranged along the temple. Specifically, FIG. 5A shows a mode in which the holding unit holds the cable on the face side, and FIG. 5B shows a mode in which the holding unit holds the cable on the occipital side. The HMD 100 according to the second aspect has an additional configuration in addition to the configuration included in the HMD 100 according to the first aspect. Accordingly, in the following description, the added configuration will be mainly described, and the description of the range that is the same as the first aspect will be omitted or simplified.

  A configuration newly added in the second mode will be described. That is, the HMD 100 of the second aspect includes all the configurations included in the HMD 100 of the first aspect, and further includes the pinion 322 in the holding unit 320 and meshes with the pinion 322 on the side surface facing the holding unit 320 of the temple 104A. A rack 308 is formed. The rack 308 and the guide 306 are formed in the same range and in parallel.

  Here, the user rotates the pinion 322 in a predetermined direction when moving the holding unit 320 to a predetermined position. For example, when the holding unit 320 is moved and arranged on the face side (see FIG. 5A), when the pinion 322 is rotated in one direction, the holding unit 320 is moved to the modern 102A (see FIG. 1) side. Moving. On the other hand, when the holding part 320 moves to the modern 102A side and is arranged (see FIG. 5B), when the pinion 322 is rotated in another direction, the holding part 320 moves to the face side.

  In each state of FIG. 5, the length of the portion of the cable 250 held by the holding unit 300 that is installed along the temple 104A is the same as that of each state of FIG. . Further, in the situation where the HMD 100 must be worn, the action and effect obtained by switching to the state of FIG. 5A, and in the situation of wearing the HMD 100, the state can be switched to the state of FIG. 5B. The effects obtained by the above are also the same as described in the first aspect, and will be omitted.

  In FIG. 6, the cross section of the holding | maintenance part and temple in a 2nd aspect is shown. In FIG. 6, the same components as those of the first embodiment are denoted by the same reference numerals (the description of the components having the same reference numerals is omitted). As described above, in the second mode, the movement of the holding unit 320 is operated via the pinion 322. Therefore, the pinion 322 is attached to the holding portion 320 so as to be rotatable around the pin 324. As described above, the rack 308 is formed on the side surface of the temple 104 </ b> A that faces the holding portion 320 and at the position where the pinion 322 is engaged.

(Third aspect)
FIG. 7 shows a third mode in which the cable is arranged along the temple. Specifically, FIG. 7A shows a mode in which the holding unit holds the cable on the face side, and FIG. 7B shows a mode in which the holding unit holds the cable up to the back of the head. FIG. 8 shows a cross section of the holding portion.

  In the third mode, the holding portion 340 is shown at a predetermined position on the side surface of the temple 104A on the face side by a predetermined range (at least with an arrow described in FIG. 7A) around the rotation shaft 342. Range) supported rotatably. The holding portion 340 is formed with an insertion hole 344 penetrating from the user's face side to the modern 102A side. A cable 250 connected to the image presentation device 114 is inserted into the insertion hole 344 (see FIG. 8). The holding unit 300 holds the cable 250 by inserting the cable 250 into the insertion hole 344.

  The holding portion 340 is formed with a notch-like hook portion 346. A convex hook receiving portion 348 that supports the hook portion 346 is formed at a predetermined position on the modern 102A side of the temple 104A (see FIG. 1A). When the hooking portion 346 is not supported by the hook receiving portion 348, the holding portion 340 that holds a predetermined range of the cable 250 rotates clockwise around the rotation shaft 342 by gravity. As a result, the cable 250 together with the holding unit 340 is in a state of hanging from the user's ear to the face side position. Specifically, the state shown in FIG. In the state of FIG. 7A, the length of the portion of the cable 250 installed along the temple 104A is L2.

  On the other hand, when the hooking portion 346 is supported by the hook receiving portion 348, the holding portion 340 is installed along the temple 104A, and accordingly, the cable 250 held by the holding portion 340 is also along the temple 104A. Installed. Specifically, the state shown in FIG. In the state of FIG. 7B, the length of the portion of the cable 250 installed along the temple 104A is L1 (L1> L2). As in the first mode, the lengths L1 and L2 are lengths based on the end of the cable 250 on the image presentation device 114 side (connection portion with the image presentation device 114) (see FIG. 7). The reference of length L1 and L2 can also be made into the predetermined position other than this. For example, the position of the rotation shaft 342 may be used as a reference for the lengths L1 and L2. When the rotation shaft 342 is used as a reference, the length L2 is “0”.

  In the third aspect, when the hooking part 346 is supported by the hooking receiving part 348, the end part on the modern 102A side of the holding part 300 is arranged behind the user's ear (back of the head). In FIG. 1 and FIG. 2, the switching unit in which the drawing is omitted includes a rotation shaft 342, a hooking unit 346, and a hooking receiving unit 348.

  In the situation where the HMD 100 must be worn, the action and effect obtained by switching to the state of FIG. 7A, and in the situation of wearing the HMD 100, obtained by switching to the state of FIG. The effects to be achieved are the same as described in the first aspect, and are omitted.

  In the above description, the hooking portion 346 is notched and the hook receiving portion 348 is convex. However, the relationship between the two can be reversed. That is, the hooking portion 346 may be a convex shape protruding from the side surface of the holding portion 340 toward the temple 104A, and the hook receiving portion 348 may be a notch shape.

(Fourth aspect)
FIG. 9 shows a fourth mode in which the cable is arranged along the temple. Specifically, FIG. 9A shows a mode in which the cable is drawn out, and FIG. 9B shows a mode in which the cable is wound up. FIG. 10 shows a cross section of the holding portion.

  In the fourth aspect, the holding portion 360 is formed in a cylindrical shape, and from the rotation support frame 400 integrally formed at the end portion of the temple 104A on the modern 102A (see FIG. 1A) side, to the temple 104A. It is supported so as to be rotatable in both the left and right directions around a rotation support shaft 402 protruding in a substantially parallel direction. Since the holding portion 360 is supported with a predetermined coaxiality with respect to the central axis of the rotation support shaft 402, the holding portion 360 rotates in a state where the central axis of the cylinder is substantially parallel to the temple 104A. It is supported by the support shaft 402. The holding portion 360 is formed with a through-hole 362 penetrating the inner and outer circumferences at a predetermined position on the user's face side while being supported by the rotation support shaft 402 (see FIG. 10).

  The cable 250 connected to the image presentation device 114 is inserted into the inner periphery of the holding unit 360 from the image presentation device 114 side, passes through the through hole 362, and is arranged on the outer peripheral side of the holding unit 360. The cable 250 arranged on the outer periphery of the holding unit 360 hangs down near the through hole 362 (position on the face side from the user's ear) due to gravity. Specifically, the state shown in FIG. In the state of FIG. 9A, the length of the portion of the cable 250 installed along the temple 104A is L2.

  In the state shown in FIG. 9A, when the user rotates the holding unit 360 to one side around the rotation support shaft 402, the cable 250 moves the outer periphery of the holding unit 360 to the modern 102A (FIG. 1A). Reference) side (the direction of the user's ear side). When the user continuously rotates the holding unit 360, the cable 250 is wound up to a position on the rear side of the user's ear with the HMD 100 mounted, as shown in FIG. 9B. It becomes. In the state of FIG. 9B, the length of the portion of the cable 250 installed along the temple 104A is L1 (L1> L2). In the state shown in FIG. 9B, when the user rotates the holding unit 360 to the other side around the rotation support shaft 402, the cable 250 wound around the outer periphery of the holding unit 360 is fed out and finally Returning to the state of FIG.

  In the situation where the HMD 100 must be worn, the action and effect obtained by switching to the state of FIG. 9A, and in the situation of wearing the HMD 100, obtained by switching to the state of FIG. 9B. The effects to be achieved are the same as described in the first aspect, and are omitted.

  The “rotation support means” in the sixth problem solving means described above corresponds to the configuration of the rotation support frame 400 and the rotation support shaft 402 in the fourth aspect.

(A)-(c) is a figure which shows the external appearance of HMD in embodiment of this invention. The figure which shows the state which mounted | wore with HMD in embodiment of this invention, and a head mounted display system (A) And (b) is a figure which shows the 1st aspect holding the cable in embodiment of this invention. The figure which shows the cross section of the holding | maintenance part and temple in the 1st aspect in embodiment of this invention. (A) And (b) is a figure which shows the 2nd aspect holding the cable in embodiment of this invention. The figure which shows the cross section of the holding | maintenance part and temple in the 2nd aspect in embodiment of this invention. (A) And (b) is a figure which shows the 3rd aspect holding the cable in embodiment of this invention. The figure which shows the cross section of the holding | maintenance part in the 3rd aspect in embodiment of this invention. (A) And (b) is a figure which shows the 4th aspect holding the cable in embodiment of this invention. The figure which shows the cross section of the holding | maintenance part in the 4th aspect in embodiment of this invention.

Explanation of symbols

100 HMD
DESCRIPTION OF SYMBOLS 114 Image presentation apparatus 200 Control box 300,320,340,360 Holding part 302,344 Insertion hole 304 Moving base 306 Guide 346 Hook part 348 Hook receiving part 400 Rotation support frame 402 Rotation support shaft

Claims (7)

Mounted on the user's head,
A frame including a first side frame and a second side frame, arranged on the temporal region in a state of being mounted on the head, and having one end side supported by each of the left and right ears of the user;
Attached to the frame, in a state attached to the frame, arranged on the face side of the user, connected to an external device via a cable installed along the first side frame, and attached to the user's eyes An image presentation means for presenting a content image so as to be visible,
Holding means for holding the cable;
The holding means is supported by the first side frame, and the length of the portion of the cable installed along the first side frame is the first length, and the first length A head mounted display comprising: a switching unit that switches a position of the holding unit with respect to the first side frame so as to be in a second state having a short second length.   The cable of the first length is installed along the first side frame from a position of the first side frame supported by the user's ear to a position on the one end side. The head mounted display according to claim 1. The switching means is
A moving base formed on the holding means;
A guide formed on the first side frame,
The moving base is supported by the guide, and the moving base moves the guide to change the state of the cable between the first state and the second state. The head mounted display of Claim 1 or Claim 2. The holding means includes a pinion,
The first side frame is formed with a rack that meshes with the pinion,
The head mounted display according to claim 3, wherein the moving base moves the guide by the rotation of the pinion. The holding means is a rod-like member installed along the first side frame, and is attached to the first side frame by a shaft member at one side end of the holding means which is the face side of the user. , Is supported rotatably about the shaft member,
The switching means is
A hook formed at the other end of the holding means;
A hook receiving portion formed on the first side frame and supporting the hook portion;
When the hook portion is supported by the hook receiving portion, the state of the cable is in the first state, and when the hook portion is not supported by the hook receiving portion, the state of the cable is in the second state. The head mounted display according to claim 1, wherein the head mounted display is provided. Mounted on the user's head,
A frame including a first side frame and a second side frame, arranged on the temporal region in a state of being mounted on the head, and having one end side supported by each of the left and right ears of the user;
Attached to the frame, in a state attached to the frame, arranged on the face side of the user, connected to an external device via a cable installed along the first side frame, and attached to the user's eyes An image presentation means for presenting a content image so as to be visible,
A cylindrical shape in which a through hole through which the cable is inserted is formed, the holding means for holding the cable;
Rotation support means for supporting the holding means so that the center axis of the cylinder is substantially parallel to the first side frame and is rotatable in both the left and right directions around the center axis;
When the holding means is rotated to one side via the rotation support means, the cable on the outer peripheral side of the holding member is wound from the face side of the user toward the ear side of the user, and the cable In a state where the cable is wound around the outer periphery of the holding means, when the cable is rotated to the other side via the rotation support means, the cable is fed out to the user's face side. The head mounted display according to any one of claims 1 to 6,
A head mounted display system including an external device connected to the head mounted display via a cable and transmitting a predetermined signal to the head mounted display.

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