JP2009229924A5 - - Google Patents

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JP2009229924A5
JP2009229924A5 JP2008076623A JP2008076623A JP2009229924A5 JP 2009229924 A5 JP2009229924 A5 JP 2009229924A5 JP 2008076623 A JP2008076623 A JP 2008076623A JP 2008076623 A JP2008076623 A JP 2008076623A JP 2009229924 A5 JP2009229924 A5 JP 2009229924A5
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projection
unit
image signal
external device
connection
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JP2008076623A
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JP2009229924A (en
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Priority to JP2008076623A priority Critical patent/JP2009229924A/en
Priority claimed from JP2008076623A external-priority patent/JP2009229924A/en
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Claims (8)

画像信号を出力する外部機器を接続し、該外部機器が出力する画像信号を入力すると共に、該外部機器との間で各種制御情報を入出力する接続手段と、
上記接続手段を介して上記外部接続機器から入力される画像信号に対応した光像を形成し、形成した光像を投影対象に向けて投影する投影手段と、
上記接続手段を介して上記外部機器から画像信号の入力開始を予告する制御情報を入力した時点で、上記投影手段が投影可能な状態であるか否かを判断する判断手段と、
上記判断手段で上記投影手段が投影可能な状態ではないと判断した場合、上記投影手段が投影可能な状態となるまで待機し、投影可能な状態となった時点で上記外部機器に対して画像信号の出力を要求する制御情報を上記接続手段を介して出力させる投影制御手段とを具備したことを特徴とする投影装置。 Connecting an external device that outputs an image signal, inputting an image signal output by the external device, and inputting / outputting various control information to / from the external device;
A projection unit that forms an optical image corresponding to an image signal input from the external connection device via the connection unit, and projects the formed optical image toward a projection target;
Determination means for determining whether or not the projection means is in a state capable of projection at the time when control information for notifying input start of an image signal is input from the external device via the connection means;
If the determination means determines that the projection means is not in a state where it can be projected, it waits until the projection means becomes ready for projection, and when the projection means is ready for projection, an image signal is sent to the external device. And a projection control means for outputting control information for requesting the output via the connection means. 上記投影制御手段は、上記外部機器に対して、上記投影可能となるまでの時間を示す情報を出力することを特徴とする請求項１記載の投影装置。The projection apparatus according to claim 1, wherein the projection control unit outputs information indicating a time until the projection is possible to the external device. 上記投影制御手段は、上記外部機器に対して、上記時間を示す情報の表示を要求する信号を出力することを特徴とする請求項２記載の投影装置。The projection apparatus according to claim 2, wherein the projection control unit outputs a signal requesting display of information indicating the time to the external device. 上記投影制御手段は、上記判断手段で上記投影手段が投影可能な状態ではないと判断した場合、上記投影手段が投影可能な状態となるまでの間、上記外部機器に対して、画像信号の出力の延期を要求する制御情報を出力することを特徴とする請求項１乃至３のいずれか一項記載の投影装置。 When the projection control unit determines that the projection unit is not in a projectable state, the projection control unit outputs an image signal to the external device until the projection unit is in a projectable state. projection apparatus according to any one of claims 1 to 3, characterized in that to output the control information requesting to postpone. 上記投影制御手段は、上記投影手段が投影可能な状態となるまで待機している間、投影可能となるまでの時間を示す画像を上記投影手段により投影させることを特徴とする請求項１乃至４のいずれか一項記載の投影装置。 It said projection control means, according to claim 1 to 4, characterized in that to project between an image showing the time until possible projected by said projecting means for said projection means is waiting until a possible projection state The projection device according to any one of the above. 上記投影手段の温度を検出する温度検出手段をさらに備え、Temperature detection means for detecting the temperature of the projection means,
上記投影可能になるまでの時間を示す情報は、上記温度検出手段によって検出された温度によって算出されることを特徴とする請求項２乃至５のいずれか一項記載の投影装置。6. The projection apparatus according to claim 2, wherein the information indicating the time until the projection becomes possible is calculated based on the temperature detected by the temperature detection unit. 画像信号を出力する外部機器を接続し、該外部機器が出力する画像信号を入力する接続部と、上記接続部を介して上記外部接続機器から入力される画像信号に対応した光像を形成し、形成した光像を投影対象に向けて投影する投影部とを備える投影装置での投影方法であって、
上記接続部により該外部機器との間で各種制御情報を入出力する接続制御工程と、
上記接続部を介して上記接続制御工程により上記外部機器から画像信号の入力開始を予告する制御情報を入力した時点で、上記投影手段が投影可能な状態であるか否かを判断する判断工程と、
上記判断工程で上記投影手段が投影可能な状態ではないと判断した場合、上記投影部が投影可能な状態となるまで待機し、投影可能な状態となった時点で上記接続制御工程により上記外部機器に対して画像信号の出力を要求する制御情報を上記接続手段を介して出力させる投影制御工程と
を有したことを特徴とする投影方法。 An external device that outputs an image signal is connected, a connection unit that inputs an image signal output from the external device, and an optical image corresponding to the image signal input from the external connection device via the connection unit is formed. A projection method comprising: a projection unit that projects a formed light image toward a projection target;
A connection control step for inputting / outputting various control information to / from the external device via the connection unit;
A determination step of determining whether or not the projection unit is in a state capable of projecting when control information for notifying the start of input of an image signal is input from the external device through the connection unit through the connection unit; ,
If it is determined in the determining step that the projecting unit is not in a state capable of projecting, the projector waits until the projecting unit is in a projectable state. And a projection control step of outputting control information for requesting output of an image signal via the connecting means. 画像信号を出力する外部機器を接続し、該外部機器が出力する画像信号を入力する接続部と、上記接続部を介して上記外部接続機器から入力される画像信号に対応した光像を形成し、形成した光像を投影対象に向けて投影する投影部とを備える投影装置が内蔵するコンピュータが実行するプログラムであって、
上記接続部により該外部機器との間で各種制御情報を入出力する接続制御ステップと、
上記接続手段を介して上記接続制御ステップにより上記外部機器から画像信号の入力開始を予告する制御情報を入力した時点で、上記投影手段が投影可能な状態であるか否かを判断する判断ステップと、
上記判断ステップで上記投影手段が投影可能な状態ではないと判断した場合、上記投影部が投影可能な状態となるまで待機し、投影可能な状態となった時点で上記接続制御ステップにより上記外部機器に対して画像信号の出力を要求する制御情報を上記接続手段を介して出力させる投影制御ステップと
をコンピュータに実行させることを特徴とするプログラム。 An external device that outputs an image signal is connected, a connection unit that inputs an image signal output from the external device, and an optical image corresponding to the image signal input from the external connection device via the connection unit is formed. A program executed by a computer built in a projection apparatus including a projection unit that projects the formed light image toward a projection target,
A connection control step for inputting / outputting various control information to / from the external device via the connection unit;
A determination step for determining whether or not the projection unit is in a state capable of projecting when control information for notifying the start of image signal input from the external device is input through the connection unit through the connection unit; ,
If it is determined in the determination step that the projection means is not in a state where projection is possible, the projector waits until the projection unit is in a state where projection is possible. And a projection control step for causing the computer to output control information for requesting the output of an image signal via the connection means.
JP2008076623A 2008-03-24 2008-03-24 Projection device, projection method and program Pending JP2009229924A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
JP2008076623A JP2009229924A (en) 2008-03-24 2008-03-24 Projection device, projection method and program

Related Child Applications (1)

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JP2013199152A Division JP5825312B2 (en) 2013-09-26 2013-09-26 Image output apparatus, control method and program, and projection system

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JP2009229924A JP2009229924A (en) 2009-10-08
JP2009229924A5 true JP2009229924A5 (en) 2011-05-06

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5574695B2 (en) 2009-12-21 2014-08-20 キヤノン株式会社 Communication device
JP6701925B2 (en) 2016-04-27 2020-05-27 セイコーエプソン株式会社 Image supply device, control method of image supply device, and program
JP7031133B2 (en) * 2017-03-28 2022-03-08 セイコーエプソン株式会社 Display device, display system and control method of display device

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JP2002287249A (en) * 2001-03-23 2002-10-03 Seiko Epson Corp Wait time display of projector
JP2004004284A (en) * 2002-05-31 2004-01-08 Canon Inc Projection display apparatus
WO2005006740A1 (en) * 2003-07-14 2005-01-20 Matsushita Electric Industrial Co., Ltd. Signal switching device, signal distribution device, display device, and signal transmission system
JP5483794B2 (en) * 2006-04-03 2014-05-07 キヤノン株式会社 Video output device

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