CN101507274A - Display apparatus - Google Patents
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- CN101507274A CN101507274A CNA2007800278890A CN200780027889A CN101507274A CN 101507274 A CN101507274 A CN 101507274A CN A2007800278890 A CNA2007800278890 A CN A2007800278890A CN 200780027889 A CN200780027889 A CN 200780027889A CN 101507274 A CN101507274 A CN 101507274A
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Abstract
Provided is a display device capable of visualizing and presenting the connection states of individual devices existing in an HDMI network and easily switching input devices. This display device comprises device search control means connected with a plurality of external devices through an HDMI cable according to the HDMI standards for defining the presences of the external devices and physical addresses defining the positional relations between the external devices and the display device, in response to the search demands of the physical addresses, and device connection state presenting means for deciding the connection states of the devices from the presence of the decided external device and the physical address thereby to display the same in a tree structure shape, whereby the user can easily recognize the connection states between the display device and the external devices. Further comprised are device selecting means for accepting the selection, as inputted to the display device, of the external device from the external devices displayed in the device connection state presenting means, and device switching means for switching the outputs of the external devices accepted by the device selecting means, to the inputs of the display device, whereby the connections can be easily switched.
Description
Technical field
The present invention relates to tackle the display unit of HDMI/CEC (High-Definition MultimediaInterface/Consumer Electronics Control).
Background technology
In the past, equipment (for example to connect a plurality of AV (Audio Visual), video, audio frequency apparatus, game station, DVD (Digital Versatile Disc) logging machine etc.) and display unit is (for example, television receiver etc.), switch in input, when exporting voice signal, the vision signal of each AV equipment under the situation of the reproduction of carrying out video, record etc., directly switch the connection between each AV equipment.
But when the quantity of the AV equipment that connects increased, it is complicated that the switching of this connection becomes, and connection error is also multiple.
In order to address this problem a little, at patent documentation 1, in the AV system that has connected the display unit of a plurality of AV equipment via digital interface, for example constituted by television receiver, on picture, show from the vision signal of each AV equipment that connects with and/or the connection status of the flow direction of voice signal, and can on picture, suitably set change.
Thus, do not obtain the connection status of the physical property of a plurality of AV equipment and display unit, and by visual can easily understand that vision signal with and/or the connection status of the flow direction of voice signal.
In addition, at patent documentation 2, connect by the IEEE universal serial bus in the internal bus system of various device (comprising television set), showing the image that is used to represent the connection status of current armamentarium on the universal serial bus that the television set of audiovisual is seen on the television set from the user, for example show with hypograph etc.: the current television set of watching of user is configured in the 1st grade, do not have parent-offspring's difference at the 2nd grade with the direct-connected equipment disposition of this television set, will not have parent-offspring's difference with the direct-connected equipment disposition of the equipment of this grade at next stage too later on for 3rd level.
Thus, connecting by universal serial bus in the bus system of various device, can show annexation with the form that can understand the annexation between current display unit of watching and other equipment easily.
According to above-mentioned prior art,, not the state that shows the equipment that connects though can grasp connection status between a plurality of equipment easily.
In order to address this problem a little, at patent documentation 3, television set is by the communication on the digital controlled signal line, detect situation about being connected with VTR, thereby at character and the image of the EPG data of the EPG of display unit picture demonstration by the EPG decoder decode of television set with the situation that is used to have represented to be connected VTR.
Thus, can the limit see that broadcast program that the tuner by television set receives is carried out on this EPG picture limit and the selection of the program that reproduced by VTR and the recording reservation of VTR.
But, nearest digital interface standard, the standard (with reference to non-patent literature 1) of having established HDMI (High-Definition Multimedia Interface) as the generation television set that faces down.This HDMI has increased voice transmission capabilities, copyright protection function, aberration transfer function etc. and towards the AV equipment configuration to DVI (Digital Visual Interface).In the past, the connection between the equipment has been used a plurality of cables of each signal that is used for video/voice/control, but 1 on HDMI cable got final product in HDMI, the advantage that the parts of the AV equipment of trouble can be oversimplified was arranged.
In addition, physical layer is adopted TMDS (Transition Minimized Differential Signaling), as preventing that illegal function from adopting HDCP (High-bandwidth Digital Contents Protection), inter-device authentication is adopted EDID (Extended Display Identification Data), CEC (Consumer Electronics Control) is adopted in the control system connection of entire system.According to this CEC, for example from television set to AV equipment relay and control signals such as the STB (Set-Top Box) that connects by HDMI and DVD player, thereby the enough remote controller operation A V entire system of energy.
Wherein for CEC, in the Supplementl of HDMI standard book, describe, carried out the definition of recommended function, electrical characteristics, signal and bit timing, the header/data block etc. that can use CEC, for the explanation of the regulations of the communication between the equipment etc.
Patent documentation 1: the spy opens flat 9-154077 communique
Patent documentation 2: the spy opens the 2000-244836 communique
Patent documentation 3: the spy opens flat 10-150611 communique
Non-patent literature 1:Hitachi, Ltd etc. " High-Definition Multimedia InterfaceSpecification Version 1.3 ", on June 22nd, 2006, HDMI Licensing, LLC " puts down into retrieval on June 29th, 18 ", internet＜URL:http: //www.hdmi.org/manufacturers/download.asp 〉
Summary of the invention
Invent problem to be solved
In the past, the information of the annexation between the equipment (each equipment with which equipment is connected) all needs the user to manage, for example, can switch the setting of this equipment to each of the equipment (register, AV amplifier) that is connected to television set, but the user is difficult to understand the connection status of the equipment on the network visually.
With respect to this, in above-mentioned patent documentation 1 and 2, become the structure that connects multiple AV equipment via digital interface based on the IEEE1394 standard.
Wherein in patent documentation 1, be not limited to each AV equipment physical connection state, dispose demonstration so that understand the flow direction of view data and speech data easily, but do not show the connection status of all AV equipment that connects on the IEEE1394 network and the set information of each AV equipment.
In addition, in patent documentation 2, show the connection status of the whole AV equipment that is connected the IEEE1394 network, but do not show the set information of each AV equipment with tree.
In addition, in patent documentation 3, though can obtain the list of the equipment that on the IEEE1394 network, connects, but can not show the link information between these equipment visually, and, can not will switch to a certain equipment to the input of television set based on the connection status of equipment.
As mentioned above, in patent documentation 1,2,3, do not use HDMI, in addition, in the HDMI network, do not have to establish retrieve effectively, manage HDMI CEC network internal storage AV equipment in to the connection status of each AV equipment of user prompt and the method for set information.
The present invention considers above-mentioned truth and finishes, its purpose be to retrieve effectively, manage HDMI CEC network internal storage AV equipment in, to the connection status and the set information of each AV equipment of user prompt, or switch the display unit of input equipment easily.
Be used to solve the method for problem
In order to solve above-mentioned problem, the following formation of display unit of the present invention.
Display unit of the present invention is connected with a plurality of external equipments via the HDMI cable based on the HDMI standard, described display unit comprises: the equipment search control means, according to the physical address request of the physical address that is used to retrieve the position relation that defines a plurality of external equipments and display unit, determine the existence and the physical address of described external equipment; And equipment connection status prompting parts, show according to the existence of the described external equipment of determining by described equipment search control means and the connection status of physical address decision device.
This described equipment search control means is in the timed sending physical address request of following any or their combination in any.
(1) during power connection, all logical addresses are carried out the physical address request, thus judge the connection status of each logical address by equipment connection status judging part.
(2) when the specific triggering that has produced display device side, all logical addresses are carried out the physical address request, thereby judge the connection status of each logical address by equipment connection status judging part.
(3) in the specific time, to all or arbitrarily logical address carry out the physical address request, thereby judge the connection status of each logical address by equipment connection status judging part.
(4) when having received the CEC instruction from the indefinite external equipment of physical address, this equipment (logical address) is carried out the physical address request.
At described equipment connection status judging part, judge following 3 connection status.
(1) do not have to be judged to be this transmitting apparatus and to be in the connection disarm state under the situation of response at transmitting apparatus from the physical address request.
(2) even have at the transmitting apparatus from the physical address request under the situation of the response that responds but do not have physical address, being judged to be this transmitting apparatus is connection status.
(3) have under the situation of response of physical address at the transmitting apparatus from the physical address request, being judged to be this transmitting apparatus is complete connection status.
And display unit of the present invention also comprises: the choice of equipment parts, from the external equipment that shows at described equipment connection status prompting parts, accept selection to the external equipment of this display unit input; And the equipment switching part, the output of the external equipment that in the future comfortable described choice of equipment parts are accepted switches to the input of this display unit.
The connection status that described equipment connection status prompting parts will be connected to the equipment of HDMI network is shown as visually: with described display device configurations at the 1st layer, to be configured in the 2nd layer with the direct-connected external equipment of this display unit, after the 3rd layer, will be configured in down one deck with the direct-connected external equipment of the external equipment of this layer too.
In addition, utilize CEC (Consumer Electronics Control) instruction or CEC seller (vendor) instruction, switch the input signal selection, output signal selection of not direct-connected, the external equipment after being connected to the 2nd layer and be presented at this display unit with this display unit.
And, described equipment connection status prompting parts will show that the initial cursor position of the connection status of external equipment is made as the input equipment of current selection, when showing the connection status of external equipment, display device title in the lump, logical address, physical address, the input and output terminal title, the state of external equipment, the set information of external equipment whole or a part of, perhaps the kind by described external equipment shows with different colors, perhaps, having on the external equipment that is shown under the situation of cursor, protruding the display device title, logical address, physical address, the input and output terminal title, the state of external equipment, the set information of external equipment whole or a part of.
Part or all of the kind of the state of above-mentioned device name, logical address, physical address, input and output terminal title, external equipment, the set information of external equipment, external equipment utilizes CEC (Consumer Electronics Control) instruction or CEC to sell master instruction and obtains.
In addition, be used to make program that computer works each parts by generation, perhaps, this program be recorded in the recording medium of embodied on computer readable as the display unit of said structure, carry out this program by the computer that comprises in the display unit, thereby also can solve above-mentioned problem.
The invention effect
According to the present invention, can play following effect.
(a) by utilizing result of communication via CEC, can the visualization device connection status and offer the user.In addition, owing to can also show the state (if then be residue HD capacity etc. if player then is the register that has or not of dish) of each equipment and the set information of each equipment simultaneously, so the user state and the set information of identification equipment connection status, equipment easily.
(b) user can select the equipment of expectation to each equipment utilization cursor that connects, and will switch to this equipment to the input of display unit simply in the demonstration of this visualization.
In addition, in inter-process, can expect following effect.
(c) replacement＜Polling Message〉and send＜Give Physical Address, sending＜Polling Message so reduced carry out the physical address processing of request afterwards again, the processing time reduced.
(d), thereby can keep the connection status of equipment with high accuracy by preparing the triggering that various retrievals begin.
Description of drawings
Fig. 1 is the example of display system that has utilized the display unit of embodiments of the present invention.
Fig. 2 is the block diagram that the structure of display unit of the present invention is used in expression.
Fig. 3 is the block diagram of functional structure of the display unit of expression execution mode.
Fig. 4 is the data structure example of equipment connection status memory cell.
Fig. 5 is the definition list of logical address.
Fig. 6 is the flow chart that is used for the processing of devices illustrated connection status identifying unit.
Fig. 7 is the example of connection status of external equipment that has been shown the display system of Fig. 1 by tree.
Fig. 8 is that cursor is in so far the demonstration example under the situation of the external equipment of display unit audiovisual.
Fig. 9 is a moving cursor, thereby is chosen in the demonstration example under the situation of external equipment of object of display unit audiovisual.
Figure 10 is used to illustrate the demonstration that utilizes the equipment connection status, thereby switches the flow chart of the processing of the external equipment that display unit is imported.
Figure 11 is the display frame example of CEC list of devices.
Figure 12 is the state of selecteed equipment and the display frame example of set information.
Figure 13 is the affirmation display frame example that switches the input equipment of display unit.
Label declaration
11... display unit, 12... antenna, 13... input terminal, 14... television signal processing unit, 14a... tuner unit, 14b... signal processing unit, 15... selected cell, 17... external equipment, 18...CEC transfer bus, 19...HDMI connector, 20...HDMI signal processing unit, 21... video processing unit, 22... Audio Processing Unit, 23... control unit, 24... operating unit, 25... remote controllers, 26... receiving element, 27... memory cell, 28... signal generation unit, 29... synthesis unit, 30... display, 40... loud speaker, 50... equipment retrieval control unit, 51... equipment connection status identifying unit, 52... equipment connection status memory cell, 60... equipment connection status Tip element, 61... equipment switch unit
Embodiment
Below, with reference to the preferred implementation of description of drawings display unit of the present invention.
Fig. 1 is the example of display system that has utilized the display unit of present embodiment.In this display system, display unit and a plurality of external equipments are via based on the HDMI cable of HDMI standard and be connected.
For example, as display unit television receiver is arranged, equipment such as AV amplifier, STB (Set Top Box), player and register are arranged as external equipment, these equipment all and HDMI connector based on HDMI standard (with reference to non-patent literature 1) arranged.
In Fig. 1, draw two branch roads (branch) from display unit (television set), one of them is connected with the AV amplifier, and further is connected with STB1.
Another branch road of drawing from display unit is connected with register 1.
Draw two branch roads from this register 1, one of them is connected with player 1, and further is connected with STB2.Another branch road of drawing from register 1 is connected with player 2, and further is connected with register.
In addition, externally equipment is under the situation of player, and the digital video signal and the audio digital signals that provide from external equipment are received by display unit via the HDMI cable.In addition, externally equipment is under the situation of register, and the digital video signal and the audio digital signals that provide from display unit receive via the external equipment that the HDMI cable is supposed to, thereby are recorded in recording medium etc.
In addition, this HDMI cable not only sends receiving digital video signal and audio digital signals, also sends the control signal that receives based on the CEC agreement.In addition, display unit and each external equipment become standby mode usually, even exist the equipment that does not have energized also can send signal to the equipment of destination in the way.
Fig. 2 is the block diagram that the structure of display unit 11 of the present invention is used in expression.This display unit 11 has the function of received tv broadcast signal and sends the function that receives based on HDMI standard digital signals and control signal.
That is, television broadcasting signal is received by antenna 12, offers processing television signals unit 14 via input terminal 13.This processing television signals unit 14 takes out the signal of the channel of regulation from the television broadcasting signal that is transfused to by tuner unit 14a, and passes through signal processing unit 14b recovery video signal and voice signal, thereby outputs to selected cell 15 respectively.
In addition, received by HDMI connector 19 via the digital signal that provides based on the CEC transfer bus 18 of HDMI standard from external equipment 17, and offer HDMI signal processing unit 20.This HDMI signal processing unit 20 from be transfused to based on the HDMI standard digital signals, recovery video signal and voice signal, thus output to selected cell 15, and control signal is outputed to control unit 23.
In addition, the control signal from 23 pairs of external equipments 17 of control unit is provided for HDMI signal processing unit 20.This HDMI signal processing unit 20 outputs to external equipment 17 with the control signal that is provided via HDMI connector 19 and CEC transfer bus 18.Here, CEC transfer bus 18 is based on above-mentioned CEC agreement and sends the bus that receives control signal.Below, like this, will be by connecting display unit and external equipment based on the HDMI cable of HDMI standard, and be called the HDMI network by the network that the CEC agreement is controlled each external equipment.
In addition, if the reception of television broadcasting signal is selected, then control unit 23 is controlled processing television signals unit 14, and control selected cell 15 makes it select the vision signal and the voice signals of 14 outputs from the processing television signals unit.In addition, if it is selected based on the reception of HDMI standard digital signals, then control unit 23 carries out the action setting of HDMI signal processing unit 20, and control selected cell 15 is selected from the vision signal and the voice signal of these HDMI signal processing unit 20 outputs it.
Then, to offer synthesis unit 29 by the vision signal of video processing unit 21 processing and the osd signal that generates by OSD (On ScreenDisplay) signal generation unit 28, synthesis unit 29 is overlapping and offer display 30 with vision signal and osd signal, in addition, to offer loud speaker 40, video and voice reproduction by the voice signal that Audio Processing Unit 22 is handled.
Power key mainly is set in the remote controllers 25, direct (direct) channel selection key of broadcast channel, shortcut, channel is key up and down, cross key, decision key, the listing key, end key, return key, color key (indigo plant, red, green, yellow), volume is adjusted key, outside the Menu key etc., also be provided with direct key (recoding/reproduction) to register, connect (the record tabulation of (connect) options button, medium switch, around (surround), HDMI equipment switches, equipment guide look demonstration etc.), if each key is pressed, then receiving element 26 is sent the information relevant with the key that is pressed as operation information.
Then, Fig. 3 is the block diagram of functional structure of the display unit of expression present embodiment.In the figure, display unit is constituted as except the general function that comprises radiovisor, also comprises equipment retrieval control unit 50, equipment connection status identifying unit 51, equipment connection status memory cell 52, equipment connection status Tip element 60, equipment switch unit 61.
Equipment retrieval control unit 50 is obtained the connection status of the external equipment on the HDMI network that is connected with display unit, the state and the set information of each external equipment, thereby stores these values into equipment connection status memory cell 52 and manage.
The content of storage administration in equipment connection status memory cell 52 at first, is described.As illustrated in Fig. 4, the following data items of each logical address storage of 52 pairs of external equipments of equipment connection status memory cell.
Logical address: in the standard of the current version of HDMI CEC, as shown in Figure 5, handle till 0～15, in the HDMI network, become unique name.Here, as logical address, be located at current time and handle till effective 0 to 9.
In addition, utilize this logical address according to the kind of external equipment and difference, when showing connection state, for example change color so that show different, thereby the kind of external equipment as can be known.For example, in Fig. 1, the logical address of each external equipment is represented as following table.
[table 1]
| Device name | Logical address |
| |
0 |
| |
5 |
| |
3 |
| |
1 |
| |
4 |
| |
6 |
| |
8 |
| |
2 |
Physical address: this physical address becomes unique name in the HDMI network, but if external equipment is appended to the HDMI network, or disconnection then is adjusted automatically.Physical address has 5 layers address, is made of the one number n with one deck, is showed by the n.n.n.n form.To be made as the 1st layer with the layer of the direct-connected external equipment of display unit, the external equipment that is connected with the 1st layer equipment is made as the 2nd layer, separates the increase more of its level number sign indicating number with display unit.Then, the n from left end of above-mentioned form n.n.n.n is extremely right, and the level number sign indicating number increases the ground record.
For example, display unit is a routing device, has the physical address of 0.0.0.0.Under the situation that external equipments direct in this display unit and 2 are connected, the physical address of the 1st external equipment is recited as 1.0.0.0, and the physical address of the 2nd external equipment is recited as 2.0.0.0.Then, if the 2nd external equipment is connected 3 external equipments, then its physical address is recited as 2.1.0.0,2.2.0.0,2.3.0.0 respectively.Below record equally, the physical address of each external equipment as shown in Figure 1 is as shown in the table.
[table 2]
| Device name | Physical address |
| Television set A | 0.0.0.0 |
| |
1.0.0.0 |
| STB1 | 1.1.0.0 |
| |
2.0.0.0 |
| |
2.1.0.0 |
| STB2 | 2.1.1.0 |
| |
2.2.0.0 |
| |
2.2.1.0 |
Equipment connection status: the connection status between the equipment is divided into (described later) 3 states (connection status, complete connection status, connection disarm state), and keeps a certain state wherein.
The title of equipment, state information, set information: these information are retrieval moment of being connected with the HDMI network of each external equipment, thereby instruct (message) or sell master instruction and obtain and keep from each external equipment according to CEC.These projects also can obtain all or part of.
Here, state information for example externally equipment be the having or not of indicating panel under the situation of player, the state of equipment such as expression residue HD capacity under the situation that is register, set information for example are the information such as characterisitic parameter when reproducing video and voice under equipment is the situation of player.
This equipment retrieval control unit 50 sends to equipment on the HDMI network in following such suitable timing with the physical address request, obtains the connection status of display unit and external equipment.
(1) when the startup of display unit, carries out.
Detect the situation of the power connection of display unit, all logical addresses (1 to 9) are sent the physical address request, the connection status that equipment connection status identifying unit 51 is judged between display unit and the external equipment.Its judged result and each logical address are set equipment connection status memory cell 52 explicitly.
(2) when the specific triggering for generating of display device side, carry out.
For example, at operating unit 24 or remote controllers 25 " retrieval beginning " button etc. is set, press this button by the user, produce the equipment retrieval request clearly, all logical addresses (1 to 9) are sent the physical address request respectively, the connection status that equipment connection status identifying unit 51 is judged between display unit and the external equipment.This judged result and each logical address are set equipment connection status memory cell 52 explicitly.
(3) regularly carry out
Preestablish the specific time, the equipment retrieval request was produced in this specific time, all logical addresses (1 to 9) are sent the physical address request, the connection status that equipment connection status identifying unit 51 is judged between display unit and the external equipment.This result of determination and each logical address are set in equipment connection status memory cell 52 explicitly.Here, can be 1 also can be a plurality of specific time.
(4) when having received the CEC instruction from the indefinite external equipment of physical address, this equipment (logical address) is carried out the physical address request.
For example, at operating unit 24 or remote controllers 25 " connection status demonstration " button is set, press this button by the user, the equipment retrieval request silently produces, logical address to the indefinite external equipment of physical address sends the physical address request, the connection status that equipment connection status identifying unit 51 is judged between display unit and the external equipment.This judged result and its physical address are updated to equipment connection status memory cell 52 explicitly.
Perhaps, when on the HDMI network, having connected external equipment, when having received, logical address subsidiary in this message is sent the physical address request, the connection status that equipment connection status identifying unit 51 is judged between display unit and the external equipment from broadcast that this external equipment sends.This judged result and its logical address are updated to equipment connection status memory cell 52 explicitly.
Like this, replacement＜Polling Message〉and send＜Give Physical Address, reduced sending＜Polling Message〉carry out the physical address processing of request afterwards again, reduce the processing time.
In addition, by above-mentioned such triggering that multiple retrieval begins of preparing, thereby can keep the connection status of equipment accurately.
Then, the processing of devices illustrated connection status identifying unit 51.
If equipment retrieval control unit 50 starting device connection status identifying units 51, then 51 pairs of appointed logical addresses of equipment connection status identifying unit send physical address request＜GivePhysical Address via the HDMI network 〉, and judge the connection status of the external equipment sent the physical address request, with its result connection status memory cell 52 of updating the equipment.And, when externally equipment is complete connection status, obtains the state and the set information of this external equipment from external equipment, thereby update the equipment connection status memory cell 52.
Here, the connection status of external equipment is meant 3 following states.
(1) connection status: refer to that logical address is determined, the undetermined situation of physical address.For example, this logical address is called connection status in that indefinite equipment has received under the situation of CEC instruction from physical address.
(2) complete connection status: refer to the situation that logical address and physical address are all determined.
(3) connect disarm state: when the instruction of the CEC from the display unit to the external equipment sent, the logical address of NoAck was called this state.
Utilize the processing of this equipment connection status identifying unit 51 of flowchart text of Fig. 6.
At first, via the HDMI network, appointed logical address is sent physical address request＜GivePhysical Address〉(step S10).
Receiving data, enter step S13 under the situation of the Ack that sends destination equipment (step S11/ is).
On the other hand, under the reception data conditions that sends destination equipment and do not have Ack (step S11/ is not) at the appointed time, the physical address of this appointed logical address of equipment connection status memory cell 52 is set at " undefined ", the equipment connection status is set at " connection disarm state " (step S12), end process.
(step S13/ is not) returns step S10 in order to send the physical address request once more under the situation that does not receive the CEC instruction from transmitting apparatus.
On the other hand, under the situation that has received the CEC instruction from transmitting apparatus (step S13/ is), the equipment connection status of this appointed logical address of equipment connection status memory cell 52 is set at " connection status " (step S14).
Then, receiving data is not from the physical address response＜ReportPhysical Address that sends destination equipment〉situation under (step S15/ denys), return step S10 in order to send the physical address request once more.
On the other hand, receiving data is under the situation of the physical address response that sends destination equipment (step S15/ is), and the equipment connection status of this appointed logical address of equipment connection status memory cell 52 is set at " complete connection status " (step S16).
Then, the equipment of this logic address is sent whole or a part of seller's request (step S17) of request " set information of the title of equipment, the state of equipment, equipment ".
Have under the situation of response for this seller's request, to setting the state of the title of the equipment of response, equipment, set information (step S18) respectively with the title of the equipment of logical address corresponding equipment connection status memory cell 52, the state of equipment, the set information of equipment, and end process.
By utilizing such physical address request, can know existence and its physical address of the specific logic address in the network simultaneously, and pass through the connection status of definition more detailed connection status in inside property ground, thereby can judge the control possibility of connection device according to control content as external equipment.
Operating unit 24 or remote controllers 25 are provided with " connection status demonstration " button etc., press this button by the user, thereby the physical address of equipment connection status Tip element 60 utilization storages in equipment connection status memory cell 52 and logical address etc., thereby with the visual display 30 that is presented at of the connection status of display unit and external equipment.
The connection status of this external equipment shows as 1 external equipment to the external equipment of title with identical equipment and identical physical address, under the situation of the display system of Fig. 1, be shown as illustrative tree shape among Fig. 7, with display device configurations at Far Left, all external equipments that will be connected with this display unit are configured in the 2nd layer, further, all external equipments that will be connected with these external equipments of the 2nd layer are configured in the 3rd layer respectively, all external equipments that will be connected with these external equipments of the 3rd layer are configured in the 4th layer respectively, the all external equipments that repeat to be connected with the external equipment of respective layer like this are configured in down the processing of one deck, are shown as the tree shape.
In addition, much less, display unit not only is configured in Far Left, also can be configured in rightmost, top or bottom.
In the demonstration of each external equipment of above-mentioned tree, also whole the or part of the set information of the state of the title of this external equipment, physical address, logical address, input and output terminal title, each external equipment (residual capacity of the having or not of the demonstration of player, register etc.) and each external equipment can be write down (Fig. 7 and Fig. 8) in the lump.In addition, also can change the color of the rectangle of each external equipment of expression, perhaps make the rectangle frame of the external equipment that has cursor different and show (change color, perhaps make frame chap etc.) with the rectangle frame of other external equipment according to the kind of external equipment.
In addition, the position of cursor is positioned at the external equipment (Fig. 8 " register 2 ") of using the display unit audiovisual so far at first, along with the operation up and down of user's cross key and move (Fig. 9 " player 1 ").
The demonstration of above-mentioned connection status can only make this demonstration be presented on the picture, also can show to allow to the seeing through video of seeing in the audiovisual by mulched ground, perhaps, also may be displayed on the picture of cutting apart.
And, under the situation in the zone of state that does not show each external equipment and set information, also can protrude set information whole or a part of of the state (residual capacity of the having or not of the dish of player, register etc.) of the title that shows this external equipment, physical address, logical address, input and output terminal title, each external equipment and each external equipment to the external equipment at cursor place.
Like this, owing to can obtain the connection status of equipment via the result of communication of CEC by utilizing, so the equipment connection status to the user can be provided visualization.
In addition, can also show the state (if if player then is that the register that has or not that coils then is a residue HD capacity etc.) of each equipment or the set information of each equipment simultaneously.
In addition, in equipment connection status Tip element 60, when decision key is pressed, select the external equipment at cursor place, and equipment switch unit 61 is started and will switch to selecteed external equipment the input of display unit.
Promptly, under the situation of the CEC control that does not need physical address, the external equipment of may command connection status or complete connection status, perhaps, under the situation of the CEC control that needs physical address, can only control the equipment of complete connection status, utilize CEC control, the output of selecteed external equipment be switched to the input of display unit.
Figure 10 is the demonstration that explanation utilizes the equipment connection status, switches the flow chart to the external equipment of display unit input.Here, in the display system of Fig. 1, coming the signal of self-recorder 2 with the active user with display unit (television set A) audiovisual, is that example describes when then wanting with display unit (television set A) audiovisual from the signal of player 1.
If " connection status demonstration " button of user's push unit 24 or remote controllers 25 is then analyzed this operation information by control unit 23, and equipment connection status Tip element 60 is started.
Equipment connection status Tip element 60 physical address and the logical address etc. and visually display 30 is shown the connection status (step S20) of display unit and external equipment by utilizing storage in equipment connection status memory cell 52.
This connection status is shown as tree shape shown in Figure 8, shows set information whole or a part of of title, physical address, logical address, the input and output terminal title of this external equipment, the state of each external equipment (residual capacity of the having or not of the dish of player, register etc.) and each external equipment in the rectangle frame of expression display unit and each external equipment in the lump.In addition according to the kind of external equipment and changes colour ground shows the rectangle of each external equipment of expression.In addition, the rectangle frame of the current input equipment at cursor place (being " register 2 " in Fig. 8) and the rectangle frame of other external equipments differently show (change color, perhaps make frame chap etc.).
The external equipment that in addition, also can be only move to cursor protrudes set information whole or a part of of the state of the title that shows above-mentioned external equipment, physical address, logical address, input and output terminal title, each external equipment and each external equipment.
Owing to like that with the tree connection status of display device visually,, and press decision key as mentioned above so the user makes cursor move to the external equipment that the next one will be made as input equipment by cross key.
Equipment connection status Tip element 60 detects the situation that the user presses decision key, is judged as the external equipment (being " player 1 " in Fig. 9) of having selected cursor place this moment, starting device switch unit 61 (step S21).
The picture (step S22) of the connection status of equipment switch unit 61 cancellation display devices, to selecteed external equipment (being " player 1 " in Fig. 9), according to CEC instruction the HDMI output of this equipment is set at the HDMI terminal (HDIM terminal 2) of display unit, control unit 23 (step S23) is returned in control.
Then, control unit 23 is from HDMI terminal (HDIM terminal 2) the input input signal from external equipment, and makes display 30 show these input signals (step S24).
Like this, because the user can easily be provided by the equipment connection status that provides visually, the state of equipment and the set information of equipment, so can this by visual demonstration on, each equipment utilization cursor of connecting selected the external equipment expected, and will switch to this external equipment to the input of display unit simply.
Then, the demonstration example of other of devices illustrated connection status Tip element 60 and equipment switch unit 61.
If the user presses " connection status demonstrations " buttons of remote controllers 25, the such CEC list of devices that logical address and physical address equipment seller ID and connection status and routing iinformation (routing information) are associated of equipment connection status Tip element 60 demonstration Figure 11 illustrations then.
If the cross key (up-down arrow) of user by remote controllers 25, select the equipment of expectation from above-mentioned CEC list of devices, then show the state and the set information of the equipment of this selection that illustration among Figure 12 is such.The user confirms content displayed, presses the return key of remote controllers 25, then returns the selection picture of original C EC list of devices.
After confirm finishing,, show that then the such switching to the input signal of display unit of illustration among Figure 13 confirms picture if the user presses the decision key of remote controllers 25.
Here, if the user presses the decision key of remote controllers 25 once more, then equipment switch unit 61 changes to the output of the external equipment of selection the input of display unit.
In addition, the present invention is not limited to above-mentioned execution mode, certainly carries out various distortion, correction in the scope that does not break away from main idea of the present invention.
In addition,, this computer program is installed to display unit and carries out, also can realize embodiments of the present invention by each functional machine sequencing with above-mentioned display unit.In addition, by this computer program of record in dismountable recording medium, perhaps via network download, thereby transmission becomes simple and can implement easily.
Claims (12)
1, a kind of display unit, be connected with a plurality of external equipments via HDMI cable based on the HDMI standard, it is characterized in that, comprise: the equipment search control means, according to the physical address request of the physical address that is used to retrieve the position relation that defines a plurality of external equipments and display unit, determine the existence and the physical address of described external equipment; And equipment connection status prompting parts, according to the existence of the described external equipment of determining by described equipment search control means and the connection status of physical address decision device.
2, display unit as claimed in claim 1 is characterized in that, described equipment search control means when power connection, specific triggering or predetermined timing, to all or arbitrarily logical address carry out the physical address request.
3, display unit as claimed in claim 1 or 2 is characterized in that, described equipment search control means is carried out the physical address request to this external equipment when having received the CEC instruction from the indefinite external equipment of physical address.
4, as claim 1,2 or 3 described display unit, it is characterized in that, described equipment search control means comprises equipment connection status judging part, do not have at transmitting apparatus under the situation of response from the physical address request, described equipment connection status judging part is judged to be this transmitting apparatus and is in the connection disarm state, even the transmitting apparatus from the physical address request have the response but do not respond under the situation of physical address, it is connection status that described equipment connection status judging part is judged to be this transmitting apparatus, in addition, have at the transmitting apparatus from the physical address request under the situation of response of physical address, it is complete connection status that described equipment connection status judging part is judged to be this transmitting apparatus.
5, as each described display unit of claim 1 to 4, it is characterized in that, also comprise: the choice of equipment parts, from the external equipment that shows at described equipment connection status prompting parts, accept selection to the external equipment of this display unit input; And the equipment switching part, the output of the external equipment that in the future comfortable described choice of equipment parts are accepted switches to the input of this display unit.
6, display unit as claimed in claim 5, it is characterized in that, the connection status that described equipment connection status prompting parts will be connected to the equipment of HDMI network is shown as visually: with described display device configurations at the 1st layer, to be configured in the 2nd layer with the direct-connected external equipment of this display unit, after the 3rd layer, will be configured in down one deck with the direct-connected external equipment of the external equipment of this layer too.
7, as claim 5 or 6 described display unit, it is characterized in that, utilize CEC (ConsumerElectronics Control) instruction or CEC to sell master instruction, switch the input signal selection, output signal selection of not direct-connected, the external equipment after being connected to the 2nd layer and be presented at this display unit with this display unit.
As each described display unit of claim 5 to 7, it is characterized in that 8, described equipment connection status prompting parts show with different colors by the kind of described external equipment.
9, as each described display unit of claim 5 to 8, it is characterized in that, described equipment connection status prompting parts are shown as set information whole or a part of of state, the external equipment of recording equipment title, logical address, physical address, input and output terminal title, external equipment in the lump when showing the connection status of external equipment.
10, as each described display unit of claim 5 to 8, it is characterized in that, described equipment connection status prompting parts have under the situation of cursor on the external equipment that shows, all or part of of the state of protrusion display device title, logical address, physical address, input and output terminal title, external equipment, the set information of external equipment.
As each described display unit of claim 5 to 10, it is characterized in that 11, described equipment connection status prompting parts will show that the initial cursor position of the connection status of external equipment is made as the input equipment of current selection.
12, as each described display unit of claim 5 to 11, it is characterized in that, utilize CEC (Consumer Electronics Control) instruction or CEC to sell these part or all of kind that master instruction is obtained the set information of the state of device name, logical address, physical address, input and output terminal title, external equipment, external equipment, external equipment.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP206125/2006 | 2006-07-28 | ||
| JP206138/2006 | 2006-07-28 | ||
| JP2006206125A JP4822972B2 (en) | 2006-07-28 | 2006-07-28 | Display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101507274A true CN101507274A (en) | 2009-08-12 |
Family
ID=39124154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007800278890A Pending CN101507274A (en) | 2006-07-28 | 2007-07-23 | Display apparatus |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4822972B2 (en) |
| CN (1) | CN101507274A (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2008035190A (en) | 2008-02-14 |
| JP4822972B2 (en) | 2011-11-24 |
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