WO2003059673A2 - Dispositif d'affichage pour vehicule conçu pour afficher simultanement un ou plusieurs programmes video sur des afficheurs separes - Google Patents

Dispositif d'affichage pour vehicule conçu pour afficher simultanement un ou plusieurs programmes video sur des afficheurs separes Download PDF

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Publication number
WO2003059673A2
WO2003059673A2 PCT/US2002/041441 US0241441W WO03059673A2 WO 2003059673 A2 WO2003059673 A2 WO 2003059673A2 US 0241441 W US0241441 W US 0241441W WO 03059673 A2 WO03059673 A2 WO 03059673A2
Authority
WO
WIPO (PCT)
Prior art keywords
displays
video
display device
display
assembly housing
Prior art date
Application number
PCT/US2002/041441
Other languages
English (en)
Other versions
WO2003059673A3 (fr
Inventor
James R. Tranchina
George Schedivy
Jeff Macholz
Original Assignee
Audiovox Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US10/037,321 external-priority patent/US6928654B2/en
Application filed by Audiovox Corporation filed Critical Audiovox Corporation
Priority to AU2002360786A priority Critical patent/AU2002360786A1/en
Publication of WO2003059673A2 publication Critical patent/WO2003059673A2/fr
Publication of WO2003059673A3 publication Critical patent/WO2003059673A3/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

Definitions

  • the present invention relates generally to vehicles and, in particular, to a display device for a vehicle.
  • the display device is capable of simultaneously displaying one or more video programs on separate displays.
  • Such features include the television, the video cassette player (VCP) , and the digital video disk (DVD) player.
  • VCP video cassette player
  • DVD digital video disk
  • passengers in a vehicle undertaking a long journey may better pass the time by viewing a movie.
  • a vehicle display device for simultaneously displaying one or more video programs on separate displays .
  • a display device for a vehicle.
  • At least one video signal source outputs at least one video signal corresponding to at least one video program.
  • Two or more displays receive the at least one video signal and simultaneously display the at least one video program.
  • An assembly housing encloses at least a portion of the at least one video signal source and supports at least one of the two or more displays.
  • a bus couples the at least one of the two or more displays to the at least one media source when the at least one of the two or more displays is supported by the assembly housing, and wherein each of the two or more displays has a capability of operating while being remote from the assembly housing.
  • the display device further comprises a connector for electrically coupling the at least one of the two or more displays to the bus when the at least one of the two or more displays is supported by the assembly housing.
  • the at least one of the two or more displays comprises a screen
  • the connector flexibly couples the at least one of the two or more displays to the bus such that the at least one of the two or more displays folds against the assembly housing to protect the screen.
  • the at least one media source is adapted to output at least two video signals corresponding to at least two video programs
  • the two or more displays are adapted to receive the at least two video signals and to display the at least two video programs .
  • At least two of the two or more displays respectively and simultaneously display at least two different ones of the at least two video programs .
  • FIG. 1 is a block diagram illustrating the elements of a display device 100 for a vehicle, according to an illustrative embodiment of the invention
  • FIG. 2 is a block diagram further illustrating any one of displays 117-119 shown in FIG. 1, according to an illustrative embodiment of the present invention
  • FIG. 3 is a diagram illustrating the wireless transmitter 112 interacting with the display 117 based on optical and/or RF transmission, according to an illustrative embodiment of the invention
  • FIGs . 4-6 are diagrams illustrating various configurations of the display device 100 of the present invention, according to various illustrative embodiments thereof;
  • FIG. 7 further illustrates the bag 540 shown in FIG. 5, according to an illustrative embodiment of the present invention.
  • Figure 8 shows a video player and display according to another embodiment of the present invention.
  • Figure 9 shows the video player and a second display
  • Figure 10 shows a bag in which the video player can be placed
  • Figure 11 shows the video player placed within the bag and two displays detached from the video player
  • Figure 12 shows the video player with the display positioned in the bag and positioned to show the top of the video player along with a detached second display;
  • Figure 13 shows a bottom portion of the video player in the bag
  • Figure 14 shows the video player and display in the bag in an upright position; and Figure 15 shows the mobile video system mounted in an interior of a vehicle.
  • the present invention may be implemented in various forms of hardware, software, firmware, special purpose processors, or a combination thereof.
  • the present invention is implemented as a combination of both hardware and software, the software being an application program tangibly embodied on a program storage device.
  • the application program may be uploaded to, and executed by, a machine comprising any suitable architecture.
  • the machine may be implemented on a computer platform having hardware such as one or more central processing units (CPU) , a random access memory (RAM) , and input/output (I/O) interface (s) .
  • the computer platform may also include an operating system and microinstruction code.
  • the various processes and functions described herein may either be part of the microinstruction code or part of the application program (or a combination thereof) which is executed via the operating system.
  • various other peripheral devices may be connected to the computer platform such as an additional data storage device.
  • the invention is directed to a vehicle display device for simultaneously displaying one or more video programs on separate displays.
  • a vehicle display device for simultaneously displaying one or more video programs on separate displays.
  • one vehicle occupant can watch a television video program currently being broadcast while another vehicle occupant can simultaneously watch a previously recorded video program output from a video cassette player (VCP) or a digital video disk (DVD) player.
  • VCP video cassette player
  • DVD digital video disk
  • two vehicle occupants in two different "rows" of a vehicle may each watch the same program on their own display located in their row.
  • Video signals are provided to the displays through, for example, one or more wires, one or more connectors, or even wirelessly; various combinations of the preceding may also be employed (e.g., one display receives video signals via a wired connection and another display receives video signals wirelessly) .
  • Corresponding audio may be provided to the vehicle occupants, for example, through wired or wireless headphones, through the existing vehicle audio system, through speakers provided in each of the displays, or any combination thereof. The use of headphones prevents passengers that desire a quiet environment from being disrupted by the reproduction of the audio.
  • the displays may be mounted at a rear portion of a vehicle seat, or may be located anywhere within the vehicle. Moreover, the displays may even be handheld by one or more vehicle occupants. That is, the displays do not have to be coupled to an assembly housing of the display device or even near the assembly housing to operate and display video programs. It is to be appreciated that the connectors described herein may be electrical, mechanical, or a combination thereof.
  • FIG. 1 is a block diagram illustrating the elements of a display device 100 for a vehicle, according to an illustrative embodiment of the invention.
  • FIG. 2 is a block diagram further illustrating any one of displays 117-119 shown in FIG. 1, according to an illustrative embodiment of the present invention.
  • the display device 100 includes: an assembly housing 101; a right channel speaker 102; a left channel speaker 103; a volume control device 104 (e.g., a rheostat); a first video/audio output jack 105; a second video/audio output jack 106; a video/audio input jack 107; a power supply input jack 108; a power control device 109 (e.g., on/off switch); an antenna 110; a bus 111; a first wireless transmitter 112; a second wireless transmitter 113; a third wireless transmitter 114; at least one media source 115; facilities for performing signal processing and/or signal conversion 116 (hereinafter "signal processing/conversion facilities"); a first display 117; a second display 118, a third display 119; and a connector 120.
  • signal processing/conversion facilities facilities for performing signal processing and/or signal conversion facilities
  • the first display 117, the second display 118, and the third display 119 each include: a right channel speaker 130; a left channel speaker 131; a volume control device 132; a multiplexer 133; an video/audio input jack 134; a video input jack 135; a right channel audio input jack 136; a left channel audio input jack 137; a power supply input jack 138; a power control device 139; a brightness control device 140; an ambient light sensor 141; a connector 142; a wireless receiver 143; signal processing/conversion facilities 144; a headphone jack 145; a bus 146; a video adapter 147; a screen 148; and an antenna 149.
  • the at least one media source 115 may include, for example, any one of the following: a TV tuner 150, a video cassette player (VCP) 151, a digital video disk (DVD) player 152, a video game player 153, a receiver 154 (for wired and/or wireless reception) , and so forth. These devices are preferably integrated within the assembly housing 101.
  • the receiver 154 may be employed to receive wireless signals from any external media source such as, for example, a satellite.
  • the receiver 154 may receive signals from a VCP or DVD that is external from the assembly housing 101 (i.e., not integrated within the assembly housing 101) ; in such a case, the VCP, DVD, and so forth would be considered an external input device since they would be external to the assembly housing 101.
  • an external input device such as a VCP or DVD may, as an alternative to being connected to the receiver 154, be directly connected to one or more of the displays 117-119 through an input jack (e.g., first video/audio output jack 105 and/or second video/audio output jack 106)
  • an input jack e.g., first video/audio output jack 105 and/or second video/audio output jack 1066
  • the preceding elements described with respect to the at least one media source 115 (and external input devices) are merely illustrative and, thus, other elements may also be used in accordance with the present invention while maintaining the spirit and scope thereof .
  • video signals may be provided to the displays 117-119 wirelessly or through one or more wires 150 (and corresponding jacks 105-106) , one of more connectors (120, 142), and so forth.
  • Audio signals may be provided through the assembly housing speakers 102-103, through the display speakers 130-131, through the existing audio system 161, through wired headphones 162-164 (and corresponding jack(s) 145), through wireless headphones 165-167, and so forth.
  • the wireless transmitters 112-114 may be used to wirelessly transmit video/audio signals to the wireless receiver (s) 143 in the displays 117-119.
  • the wireless transmitters 112-114 may also be used to wirelessly transmit audio signals to wireless receivers (not shown) in the wireless headphones 165-167.
  • the present invention is not limited to the preceding numbers of elements and, thus, any number of such elements may be employed while maintaining the spirit and scope of the present invention; the same is applicable to the other elements of the display device.
  • the wireless signals can be any type of wireless signal including, but not limited to, radio frequency and infrared signals. It is to be noted that the current transmission capability (bandwidth) of infrared signals is approximately 1.5 to 2.0 Mbits/sec, with a maximum projected bandwidth of 16Mbits/sec.
  • different frequencies are used to transmit to different devices (e.g., first display 117 uses one frequency, second display 118 uses another frequency, and so forth) and also for different channels (e.g., right and left).
  • wireless headphone 165 may use a frequency of 2.3MHz for the left channel and 2.8MHz for the right channel, while wireless headphone 166 may use 2.5MHz for the left channel and 3.0MHz for the right channel.
  • different frequencies are used for transmitting video to each display, and also for each channel of audio to each display (if provided) . In this way, interference can be avoided.
  • the wireless transmitters 112-114 each have multiplexing capabilities to enable the selection of a particular device (e.g., one of the elements comprised in or that interacts with the at least one media source 115) whose video/audio signal is to be wirelessly transmitted. Selection is made through a SELECT (SEL) input.
  • SEL SELECT
  • wireless transmitters without such multiplexing capabilities may also be used; however, in such a case, a separate multiplexor (s) would be coupled between such transmitters and the video/audio outputs of the at least one media source 115.
  • the antenna 110 may be employed with the display device 100.
  • antenna 110 may be the original antenna included in the vehicle, which is typically used to receive frequencies associated with AM/FM radio stations and television stations. Such an antenna is typically located in the windshield or protruding from the exterior of the vehicle.
  • the antenna 110 may be a special purpose antenna, capability of receiving frequencies corresponding to, for example, satellite communications from a satellite or satellite network.
  • the satellite communications may include movies and other media types (e.g., music, global navigation data, e-mail, and so forth).
  • the antenna 110 may receive various media types (including those mentioned above) from other types of transmission networks (e.g., land-based).
  • the display device 100 is not limited to any particular kind of displays. Accordingly, displays may be used which include, but are not limited to, liquid crystal displays (LCDs) , light emitting diodes (LEDs) , and gas plasma. It is to further appreciated that any variations of the aforementioned types of displays may be used. For example, with respect to liquid crystal displays, active matrix (e.g., thin film transistor) technology or passive matrix (e.g., dual scan) technology may be employed.
  • the displays 117-119 may also employ touch screen technology, so that users can interact with the console by either touching the screen or placing a specified device (e.g., electrostatic pen) near the screen.
  • the displays 117-119 may also employ picture-in-picture technology.
  • a liquid crystal display is employed which uses active matrix technology.
  • the ambient light sensor 141 is used to detect ambient light and adjust a brightness and/or contrast of the screen 148 accordingly.
  • the signal processing/conversion facilities 116 may perform such processing/conversion to video and/or audio signals, prior to such signals being output to, for example, the displays 117-119, the wired headphones 152-154, the wireless headphones 155-157, the assembly housing speakers 102-103, and so forth.
  • the signal processing/conversion facilities 144 may perform such processing/conversion to video and/or audio signals prior to reproducing the signals on, for example, the screen (s) 148 or the speakers 130-131 included in the displays 117-119.
  • other arrangements are possible, including having separate signal processing/conversion facilities for the video signals and the audio signals.
  • the signal processing/conversion facilities 116, 144 may include, but are not limited to, Digital Signal Processors (DSPs) , and facilities for performing encoding/decoding, encrypting/decrypting, compressing/decompressing, analog-to- digital conversion (ADC) , digital-to-analog conversion (DAC) , error correction, and filtering.
  • DSPs Digital Signal Processors
  • ADC analog-to- digital conversion
  • DAC digital-to-analog conversion
  • error correction may include, but is not limited to, Cyclic Redundancy Checking (CRC) , Error Correction Code or Error Checking and Correcting (ECC) , checksum, and so forth.
  • any wireless signals may be encoded to prevent interference between the displays 117-119 and/or the wireless headphones 165-167.
  • Such encoding may be based on technologies such as, for example, spread spectrum technology.
  • the facilities described above may be implemented by one or more codecs. In other cases, additional and/or other circuitry may be required. It is to be appreciated that one of ordinary skill in the related art will contemplate these and various other facilities for performing signal processing and/or signal conversion, while maintaining the spirit and scope of the invention.
  • FIG. 3 is a diagram illustrating the wireless transmitter 112 interacting with the display 117 based on optical and/or RF transmission, according to an illustrative embodiment of the invention. It is to be appreciated that the following description is also applicable to the wireless transmitters 113 and 114, the wireless headphones 165-167, and the displays 118 and 119; in such a case, the elements described hereinafter with respect to the wireless transmitter 112 may be considered to be included in the wireless transmitters 113 and 114, and the elements described hereinafter with respect to the display 117 may be considered to be included in the displays 118 and 119 and the wireless headphones 165-167.
  • the wireless transmitter 112 includes an optical transmitting device 312 (e.g., an LED, a laser, and so forth) and an antenna 314.
  • the display 117 includes a photosensitive device 352 (e.g., a phototransistor, a solar cell(s), a SEED (self-optic effect device), and so forth) and an antenna 149.
  • the optical transmitting device 312 and the photosensitive device 352 are used for wireless transmission and reception of optical signals, respectively.
  • the antenna 314 and the antenna 149 are used for wireless transmission and reception of RF signals, respectively.
  • the optical transmitting device 312 wirelessly transmits optical (digital) signals to the display 117 by pulsing its light output (e.g., off equals a zero (0) and on equals a one (1)).
  • the photosensitive device 352 in the display 117 detects the optical signals wirelessly transmitted by the optical transmitting device 312.
  • the display 117 also includes a digital-to-analog converter (DAC) 356 for converting the digital signals into analog signals .
  • DAC digital-to-analog converter
  • a processor 376 may be used to control the functions of the DAC 356.
  • the preceding description regarding the functions of the DAC 356 may also be applied in the case of RF transmission.
  • the transmission and reception functions of the optical transmitting device 312 and the photosensitive device 352 are replaced by those of the antennas 314 and 149, respectively. That is, the antenna 314 is used to wirelessly transmit an RF signal which is then received by the antenna 149.
  • a modulator/demodulator may be included or associated with the antennas 314 and 149 to perform such functions as are known to one of ordinary skill in the related art.
  • the preceding description of the display device 100 has primarily focused on features that may be included in the display device 100 to enhance the operation thereof. A description will now be given of various configurations of the present invention by which video/audio signals are provided to the displays.
  • FIGs. 4-6 are diagrams illustrating various configurations of the display device 100 of the present invention, according to various illustrative embodiments thereof.
  • FIG. 4 illustrates display 117 receiving media signals through the use of wires and jacks
  • FIG. 5 illustrates display 118 receiving media signals through the use of connectors that also provide support for the display device 118 while the display device 118 is in operation
  • FIG. 6 illustrates display 119 wirelessly receiving signals.
  • FIGs. 4-6 are shown with the minimum number of elements, so that the mounting arrangements of the display device 100 are emphasized. It is to be appreciated that all three configuration shown in FIGs. 3-6 (as well as other configuration readily contemplated by those of ordinary skill in the related art) may be implemented at different times or concurrently.
  • FIG. 4 display 117 is receiving signals through a communication path formed by first video/audio output jack 105, wire 150, and video/audio input jack 134.
  • the signals may include video and audio signals.
  • FIG. 4 also illustrates a mounting arrangement for the display 117 whereby the display 117 is mounted at a rear portion of seats 488, 489 using a bag 430 having a mounting device 444 (e.g., one or more straps, velcro, and so forth) . It is to be appreciated that the display 117 may be mounted at the rear portion of the seats or some other location using the bag 430, such that the location of the display 117 is independent of the location of the assembly housing 101.
  • a mounting device 444 e.g., one or more straps, velcro, and so forth
  • display 118 is receiving signals through a communication path formed by connector 120 and connector 142 being mated together.
  • the connector 120 is within a slot 510 disposed on the assembly housing 101, and the connector 142 is within a protruding member 520 disposed on the display 118.
  • the connector 120 is electrically coupled to the connector 142, and the display 118 is supported.
  • Use of this arrangement allows the display 118 to rotate along an axis such that the display 118 can be rotated to be clearly visible to one or more vehicle occupants and also can be rotated to protect the screen 148 when the display 118 is not in use.
  • the signals provided through the connectors may include video and audio signals.
  • FIG. 5 also illustrates a mounting arrangement for the assembly housing 101 whereby the assembly housing 101 is mounted at a rear portion of seats using a bag 540 having a mounting mechanism 542 comprised therein or integrated therewith, with the display 118 oriented towards those passengers located behind the seat .
  • FIG. 7 further illustrates the bag 540 shown in FIG. 5, according to an illustrative embodiment of the present invention.
  • the bag 540 receives the assembly housing 101 and suspends the assembly housing 101 at a rear of the seat by the mounting mechanism 542, when the assembly housing 101 is in any one of an operational mode and a non-operational mode.
  • the bag 540 comprises at least a main compartment 544 for at least partially encasing at least the assembly housing 101.
  • the main compartment 544 partially encases the assembly housing 101 irrespective of whether one or more of the displays 117-119 is supported by the assembly housing 101.
  • the bag 540 further comprises at least one compartment 550 for encasing at least one of the displays 117-119, when the at least one display is remote from the assembly housing 101.
  • the bag 540 further comprises at least one compartment 555 for encasing accessories corresponding to the display device 100. Such accessories include, but are not limited to: power cords, wired and wireless headphones, video cassette tapes, DVDs, and so forth.
  • the bag 540 further comprises a flap 560, disposed at a top face of the bag, for providing unrestricted viewing access to a given one of the displays 117-119 when the assembly housing 101 is received and suspended by the bag 540 and the given one of the displays 117-119 is supported by the assembly housing 101.
  • the flap 560 further provides access for loading at least a video medium (e.g., video cassette tape, DVD, and so forth) into the at least one media source 115.
  • a video medium e.g., video cassette tape, DVD, and so forth
  • display 119 is receiving signals through a wireless communication path formed by using the wireless transmitter 114 and the wireless receiver 143.
  • the signals may include audio and video signals.
  • video signals may be provided to the display 119 through the preceding communication path, with the audio signals being provided to the wireless headphones 167.
  • FIG. 6 also illustrates an implementation of the present invention where the display 119 is held in the hands of one of the vehicle occupants 620 sitting in a seat 630; alternatively, the display 119 could simply be placed at a location (on a seat, console, etc.) and viewed at that location.
  • a video player 800 includes a first video player 808 and a second video player 820 and display 830. Positioned along one side of a front panel of the video player 800 are control buttons 810 which can be used to control play of the first video player. Control buttons 815 positioned along a second side of the video player can be used for controlling play or play characteristics of a second video player 820. The audio portion of the video programs can be played over speaker 805. Along a side of the video player 800 is an interface panel 840 having connectors for connecting to headphones, additional displays, or other accessories.
  • Display 830 comprises a screen 831 for displaying a video program. The screen is preferably a 4 to 6 inch LCD type display.
  • the display 830 can be attached to the video player via connector 832.
  • the connector preferably includes electrical connectors for connecting to an internal bus of the video player 800 for communication of the video, audio or control signals between the video player 800 and display 830.
  • a hinge arrangement 834 couples the display 830 and for providing the capability to swivel the display 830, from a point in contact or near in contact with the top of the video player to a point contacting or near contacting the front of the video player. In the latter position, the LCD screen 831 is in a protected position.
  • the display 830 can also be swiveled to a best angle for viewing depending on the orientation of the video player 800 during use.
  • the display 830 includes connectors disposed on one or both sides for connecting to headphones or to the video player 800 when the display 830 is detached from the video player. Speakers 836 can also be used to play the audio portion of a video program. With the display 830 mounted to the video player 800 through connector 832, the audio and video information is transmitted from the video player 800 to the display 830 through the connector 832.
  • Figure 9 shows the video player 800 in its upright position with one display attached and a second display detached from the video player.
  • the second display can be connected to the video player through connectors 838 and 840.
  • the first video player is a DVD player and the second video player is a video cassette player (VCP) .
  • VCP video cassette player
  • Both first (DVD) and second (VCP) video players can simultaneously play separate video programs and each video program can be directed to a separate display. Headphones can be connected to one or both displays for audio play of the separate programs. In such way, the audio from one program does not interfere with the other.
  • Figure 10 shows a video bag for housing the video player.
  • the video bag is preferably made from a flexible but sturdy material such as canvas and is configured to have openings to allow access to the first and second video players.
  • the video bag also includes a mechanism for facilitating mounting or suspending the video player in an interior of a vehicle. This feature will be further described below.
  • Figure 11 shows the video player placed within the video bag with the displays detached. As shown, both the first (DVD) video player and the second (VCP) player and the controls are accessible when the video player is placed in the video bag.
  • Figure 12 shows a top portion of the video player 800 with an attached display positioned in the video bag. In this orientation, the first player is placed against a surface such as a desk top. To view a video program, a video cassette can be inserted and played by the VCP in a horizontal position. The display 800 is reversed and then attached to the video player 800. A latch (see Figure 11) positioned on a top center front portion of the video player latches to connector 832 of the display 830. A press button ( Figure 12) is depressed to release the latch and the display 830 from the video player 800.
  • Figure 13 shows another orientation of the video player 800 and a display 830.
  • the DVD player plays horizontally, such as on a table top, and a display 830 is attached in a position reversed from the position as shown in Figure 12.
  • Figure 14 shows the video player in an upright position with an attached display.
  • FIG. 15 shows a mobile video system according to a preferred embodiment of the present invention.
  • the video player 800 is placed within a video bag.
  • the video bag includes two rings at a top and two rings at a bottom portion of the bag to facilitate mounting of the video bag to an interior of a vehicle.
  • the rings can be attached to respected straps having hooks or clips.
  • Each strap can be wrapped around an interior of a vehicle, such as around the top or a headrest of a seat or around any object fixed to the interior of the vehicle near the bottom of the seats.
  • both displays are detached from the video player 800.
  • the displays are individually mounted behind the front section of the vehicle by respective display mounts.
  • the display mounts include a bag which houses the display and straps for strapping onto a seat.
  • the straps include an adjusting mechanism to adjust for different sizes of a seat.
  • the display mounts include openings for facilitating access to the connectors of the display and for viewing the video on screen.
  • a carry bag 800 can be used to house the video bag, the video player, the displays, display mounts, and other accessories.
  • the carry bag 800 has a zippered top to close the bag for transporting the mobile video system.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

L'invention concerne un dispositif d'affichage pour véhicule. Au moins une source de signaux vidéo produit au moins un signal vidéo correspondant à au moins un programme vidéo. Au moins deux afficheurs reçoivent au moins un signal vidéo et présentent simultanément lesdits programmes vidéo. Un boîtier de l'ensemble renferme au moins une partie des sources de signaux vidéo et supporte au moins un afficheur. Un bus couple les afficheurs aux sources multimédia lorsque lesdits afficheurs sont supportés par le boîtier de l'ensemble, chacun des afficheurs pouvant fonctionner tout en étant à distance dudit boîtier.
PCT/US2002/041441 2002-01-04 2002-12-27 Dispositif d'affichage pour vehicule conçu pour afficher simultanement un ou plusieurs programmes video sur des afficheurs separes WO2003059673A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2002360786A AU2002360786A1 (en) 2002-01-04 2002-12-27 Vehicle display device for simultaneously displaying one or more video programs on separate display

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US10/037,321 US6928654B2 (en) 2000-10-27 2002-01-04 Vehicle display device for simultaneously displaying one or more video programs on separate displays
US10/037,321 2002-01-04
US42346902P 2002-11-04 2002-11-04
US60/423,469 2002-11-04

Publications (2)

Publication Number Publication Date
WO2003059673A2 true WO2003059673A2 (fr) 2003-07-24
WO2003059673A3 WO2003059673A3 (fr) 2003-12-11

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GB2422948A (en) * 2005-02-05 2006-08-09 Delta Electronics Inc Entertainment system with portable display
EP1774786A2 (fr) * 2004-07-23 2007-04-18 Audiovox Corporation Console de vehicule destinee a la reception et a la transmission radio de donnees audio et video
EP1878237A2 (fr) * 2005-04-19 2008-01-16 Audiovox Corporation Systeme video pour vehicules

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US9317241B2 (en) 2000-10-27 2016-04-19 Voxx International Corporation Vehicle console capable of wireless reception and transmission of audio and video data
US10448079B2 (en) 2000-10-27 2019-10-15 Voxx International Corporation Vehicle console capable of wireless reception and transmission of audio and video data
EP1774786A2 (fr) * 2004-07-23 2007-04-18 Audiovox Corporation Console de vehicule destinee a la reception et a la transmission radio de donnees audio et video
EP1774786A4 (fr) * 2004-07-23 2010-08-18 Audiovox Corp Console de vehicule destinee a la reception et a la transmission radio de donnees audio et video
GB2422948A (en) * 2005-02-05 2006-08-09 Delta Electronics Inc Entertainment system with portable display
GB2422948B (en) * 2005-02-05 2008-04-16 Delta Electronics Inc Entertainment system and portable display apparatus thereof
EP1878237A2 (fr) * 2005-04-19 2008-01-16 Audiovox Corporation Systeme video pour vehicules
EP1878237A4 (fr) * 2005-04-19 2009-09-09 Audiovox Corp Systeme video pour vehicules

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AU2002360786A1 (en) 2003-07-30
AU2002360786A8 (en) 2003-07-30

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