JP2000041196A - Television receiver - Google Patents
Television receiverInfo
- Publication number
- JP2000041196A JP2000041196A JP10208923A JP20892398A JP2000041196A JP 2000041196 A JP2000041196 A JP 2000041196A JP 10208923 A JP10208923 A JP 10208923A JP 20892398 A JP20892398 A JP 20892398A JP 2000041196 A JP2000041196 A JP 2000041196A
- Authority
- JP
- Japan
- Prior art keywords
- input
- signal
- input system
- television receiver
- video
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、テレビジョン受像
機を含めた映像機器に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video device including a television receiver.
【0002】[0002]
【従来の技術】従来のテレビジョン受像機は、押すごと
に入力系統を切り換えるスイッチをテレビジョン受像機
に内蔵する、またはテレビジョン受像機を遠隔操作する
リモコン発信器内に備えた構成としていた。また、入力
系統毎の入力系統ダイレクト切り換えスイッチを有した
テレビジョン受像機では、入力系統が増えるほどスイッ
チが増加していた。2. Description of the Related Art A conventional television receiver has a constitution in which a switch for switching an input system each time the switch is pressed is built in the television receiver, or provided in a remote control transmitter for remotely operating the television receiver. In a television receiver having an input system direct changeover switch for each input system, the number of switches increases as the number of input systems increases.
【0003】[0003]
【発明が解決しようとする課題】上記従来構成の場合、
テレビジョン受像機の有する入力系統数が増加すればす
るほど所望の入力系統を選択するまでに必要なスイッチ
操作が増加し、使用者の操作感を大きく損なう問題点を
有していた。また、これを改善するために入力系統ごと
の入力系統ダイレクト切り換えスイッチを有したテレビ
ジョン受像機では、入力系統が増える事にスイッチ数を
増やさねばならずスイッチを物理的に配置できない、ま
たは数が増え過ぎ所望のスイッチを探すのが困難である
という問題点を有していた。In the case of the above conventional configuration,
As the number of input systems of the television receiver increases, the number of switch operations required until a desired input system is selected increases, and there is a problem that the operational feeling of the user is greatly impaired. Also, in order to improve this, in a television receiver having an input system direct changeover switch for each input system, the number of switches must be increased as the number of input systems increases, and the switches cannot be physically arranged or the number of switches cannot be increased. There is a problem that it is difficult to find a desired switch because the number of switches is too large.
【0004】本発明は上記課題を解決するもので、使用
者の目的とする入力系統を出来るだけ少ない操作回数、
操作スイッチ数でわかり易く選択できるテレビジョン受
像機を提供することを目的とする。[0004] The present invention solves the above-mentioned problems, and the input system intended by the user is operated as small as possible,
An object of the present invention is to provide a television receiver that can be easily selected by the number of operation switches.
【0005】[0005]
【課題を解決するための手段】前記課題を解決するため
に本発明のテレビジョン受像機は、映像入力端子に端子
接続の有無を検出できる映像入力端子板と、映像入力端
子に入力された映像信号を自在に切り換える事の出来る
映像信号切り換え装置と、映像信号切り換え装置に接続
され映像信号の同期信号の有無を検出する同期信号検出
回路と、映像信号切り換え装置に接続され映像信号を微
分する事で再生不可能なノイズ信号を検出できるノイズ
信号検出回路と、それらの情報を包括的に認識できるマ
イクロコンピュータを用い、現在どの入力系統に端子が
接続され、またその端子の中でどの映像機器の電源が投
入されているのかを自動的に認識し、それをマトリクス
状にしてマイクロコンピュータに記憶する。In order to solve the above-mentioned problems, a television receiver according to the present invention comprises a video input terminal plate capable of detecting whether or not a terminal is connected to a video input terminal, and a video input to the video input terminal. A video signal switching device capable of freely switching signals, a synchronization signal detection circuit connected to the video signal switching device for detecting the presence or absence of a synchronization signal of the video signal, and a differentiation of the video signal connected to the video signal switching device. Using a noise signal detection circuit that can detect noise signals that cannot be reproduced with a microcomputer, and a microcomputer that can comprehensively recognize the information, the terminals are currently connected to which input system, and among those terminals, It automatically recognizes whether the power is on, and stores it in a microcomputer in a matrix.
【0006】前記マイクロコンピュータはその状態をオ
ンスクリーン表示し、使用者にどの入力系統に映像機器
が接続されているのか、また、その中でどの機器に電源
が投入されているのかを示す。使用者はそのオンスクリ
ーン表示から所望の入力系統をポインティングデバイス
を有したリモコン発信器により指し示し入力系統を切り
換える。または、上記の情報から押すごとに入力系統を
順次切り換えるスイッチによって選択する入力系統を自
動的に意味のある入力系統に限定したり、選択する入力
系統の順序を並べ換える事によって使用者の操作回数を
効果的に減らし、入力切り換えの操作感を向上したテレ
ビジョン受像機を構成する事が出来る。The microcomputer displays the status on-screen, and indicates to the user which input system is connected to the video device and which device is powered on. The user indicates a desired input system from the on-screen display by a remote control transmitter having a pointing device and switches the input system. Alternatively, the input system to be selected can be automatically limited to a meaningful input system by a switch that sequentially switches the input system each time the button is pressed from the above information, or the number of user operations can be changed by rearranging the order of the selected input systems. Can be effectively reduced, and a television receiver with improved input switching operation feeling can be configured.
【0007】[0007]
【発明の実施の形態】本発明の請求項1に記載の発明
は、映像入力端子に端子接続の有無を検出できる映像入
力端子板と、その情報を逐一認識し、現在の状態をマト
リクス状にオンスクリーン表示できるマイクロコンピュ
ータを用い、ユーザーの操作によって現在の映像機器の
接続状態をオンスクリーン表示する。ユーザーはポイン
ティングデバイスであるリモコン発信器を用い、端子接
続のある入力系統のみを選択できるようにプログラミン
グされたテレビジョン受像機の入力系統を指し示すこと
で、その入力系統にテレビジョン受像機の入力を切り換
える。DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention provides a video input terminal board capable of detecting the presence or absence of a terminal connection to a video input terminal, and recognizes the information one by one, and displays the current state in a matrix. Using a microcomputer capable of on-screen display, the current connection state of the video equipment is displayed on-screen by a user operation. The user uses the remote control transmitter, which is a pointing device, to indicate the input system of the television receiver that is programmed so that only the input system with terminal connection can be selected, and the input of the television receiver to the input system. Switch.
【0008】請求項2に記載の発明は、映像入力端子に
入力された映像信号を自在に切り換える事の出来る映像
信号切り換え装置と、映像信号切り換え装置に接続され
映像信号の同期信号の有無を検出する同期信号検出回路
の出力と、映像信号切り換え装置に接続され映像信号を
微分する事で再生不可能なノイズ信号を検出できるノイ
ズ信号検出回路の出力との論理和を認識し、現在の状態
をマトリクス状にオンスクリーン表示できるマイクロコ
ンピュータを用い、ユーザーの操作によって現在の映像
機器の信号入力状態をオンスクリーン表示する。ユーザ
ーはポインティングデバイスであるリモコン発信器を用
い、何等かの入力のある入力系統のみを選択できるよう
にプログラミングされたテレビジョン受像機の入力系統
を指し示すことで、その入力系統にテレビジョン受像機
の入力を切り換える。According to a second aspect of the present invention, there is provided a video signal switching device capable of freely switching a video signal input to a video input terminal, and detecting presence / absence of a synchronization signal of the video signal connected to the video signal switching device. Recognizes the logical sum of the output of the synchronous signal detection circuit that performs the operation and the output of the noise signal detection circuit that is connected to the video signal switching device and that can detect an unreproducible noise signal by differentiating the video signal, and determine the current state. Using a microcomputer capable of on-screen display in a matrix, the current signal input state of the video equipment is displayed on-screen by user operation. The user uses the remote control transmitter, which is a pointing device, to indicate the input system of the television receiver that is programmed so that only the input system having any input can be selected, and the input system of the television receiver is designated by the input system. Switch the input.
【0009】請求項3に記載の発明は、映像入力端子に
入力された映像信号を自在に切り換える事の出来る映像
信号切り換え装置と、映像信号切り換え装置に接続され
映像信号の同期信号の有無を検出する同期信号検出回路
の出力と、映像信号切り換え装置に接続され映像信号を
微分する事で再生不可能なノイズ信号を検出できるノイ
ズ信号検出回路の出力との論理和と、映像入力端子に端
子接続の有無を検出できる映像入力端子板から得られる
端子接続検出結果との論理積を認識し、現在の状態をマ
トリクス状にオンスクリーン表示できるマイクロコンピ
ュータを用い、ユーザーの操作によって現在の映像機器
の信号入力状態をオンスクリーン表示する。ユーザーは
ポインティングデバイスであるリモコン発信器を用い、
端子接続があり、かつ何等かの入力のある入力系統のみ
を選択できるようにプログラミングされたテレビジョン
受像機の入力系統を指し示すことで、その入力系統にテ
レビジョン受像機の入力を切り換える。According to a third aspect of the present invention, there is provided a video signal switching device capable of freely switching a video signal input to a video input terminal, and detecting presence or absence of a synchronization signal of the video signal connected to the video signal switching device. The logical sum of the output of the synchronous signal detection circuit to be output and the output of the noise signal detection circuit connected to the video signal switching device and capable of detecting the unreproducible noise signal by differentiating the video signal, and connecting the terminal to the video input terminal A microcomputer that can recognize the logical product of the terminal connection detection result obtained from the video input terminal board that can detect the presence or absence of on-screen display and display the current state on-screen in a matrix form. Display the input status on-screen. The user uses a remote control transmitter that is a pointing device,
By pointing to an input system of a television receiver which is programmed to have only a terminal connection and some input, the input of the television receiver is switched to the input system.
【0010】請求項4に記載の発明は、映像入力端子に
入力された映像信号を自在に切り換える事の出来る映像
信号切り換え装置と、映像信号切り換え装置に接続され
映像信号の同期信号の有無を検出する同期信号検出回路
の出力と、映像信号切り換え装置に接続され映像信号を
微分する事で再生不可能なノイズ信号を検出できるノイ
ズ信号検出回路の出力との論理和と、映像入力端子に端
子接続の有無を検出できる映像入力端子板から得られる
端子接続検出結果との論理和を認識し、現在の状態をマ
トリクス状にオンスクリーン表示できるマイクロコンピ
ュータを用い、ユーザーの操作によって現在の映像機器
の信号入力状態をオンスクリーン表示する。ユーザーは
ポインティングデバイスであるリモコン発信器を用い、
端子接続があるか、または何等かの入力のある入力系統
のみを選択できるようにプログラミングされたテレビジ
ョン受像機の入力系統を指し示すことで、その入力系統
にテレビジョン受像機の入力を切り換える。According to a fourth aspect of the present invention, there is provided a video signal switching device capable of freely switching a video signal input to a video input terminal, and detecting presence / absence of a synchronization signal of the video signal connected to the video signal switching device. The logical sum of the output of the synchronous signal detection circuit to be output and the output of the noise signal detection circuit connected to the video signal switching device and capable of detecting the unreproducible noise signal by differentiating the video signal, and connecting the terminal to the video input terminal Recognizes the logical OR with the terminal connection detection result obtained from the video input terminal board that can detect the presence or absence of the signal, and uses the microcomputer that can display the current state on-screen in a matrix form, and the current signal of the video equipment by the user's operation Display the input status on-screen. The user uses a remote control transmitter that is a pointing device,
By pointing to the input system of the television receiver programmed so that only an input system having a terminal connection or some input can be selected, the input of the television receiver is switched to the input system.
【0011】請求項5に記載の発明は、映像入力端子に
端子接続の有無を検出できる映像入力端子板と、その情
報を逐一認識できるマイクロコンピュータを用い、押す
ごとに入力系統を切り換える入力系統切り換えスイッチ
のユーザー操作により、現在端子接続のある入力系統に
のみテレビジョン受像機の入力を切り換える。According to a fifth aspect of the present invention, there is provided a video input terminal board capable of detecting the presence or absence of a terminal connection to a video input terminal, and a microcomputer capable of recognizing the information one by one. By the user operation of the switch, the input of the television receiver is switched only to the input system to which the terminal is currently connected.
【0012】請求項6に記載の発明は、映像入力端子に
入力された映像信号を自在に切り換える事の出来る映像
信号切り換え装置と、映像信号切り換え装置に接続され
映像信号の同期信号の有無を検出する同期信号検出回路
の出力と、映像信号切り換え装置に接続され映像信号を
微分する事で再生不可能なノイズ信号を検出できるノイ
ズ信号検出回路の出力との論理和を逐一認識できるマイ
クロコンピュータを用い、押すごとに入力系統を切り換
える入力系統切り換えスイッチのユーザー操作により、
現在何等かの入力のある入力系統にのみテレビジョン受
像機の入力を切り換える。According to a sixth aspect of the present invention, there is provided a video signal switching device capable of freely switching a video signal input to a video input terminal, and detecting presence or absence of a synchronization signal of the video signal connected to the video signal switching device. A microcomputer capable of recognizing the logical sum of the output of the synchronization signal detecting circuit and the output of the noise signal detecting circuit connected to the video signal switching device and detecting the unreproducible noise signal by differentiating the video signal is used. , By the user operation of the input system switch that switches the input system each time the button is pressed,
The input of the television receiver is switched only to an input system having some input at present.
【0013】請求項7に記載の発明は、映像入力端子に
入力された映像信号を自在に切り換える事の出来る映像
信号切り換え装置と、映像信号切り換え装置に接続され
映像信号の同期信号の有無を検出する同期信号検出回路
の出力と、映像信号切り換え装置に接続され映像信号を
微分する事で再生不可能なノイズ信号を検出できるノイ
ズ信号検出回路の出力との論理和と、映像入力端子に端
子接続の有無を検出できる映像入力端子板から得られる
端子接続検出結果との論理積を逐一認識できるマイクロ
コンピュータを用い、押すごとに入力系統を切り換える
入力系統切り換えスイッチのユーザー操作により、現在
映像機器の接続があり、かつ何等かの入力のある入力系
統にのみテレビジョン受像機の入力を切り換える。According to a seventh aspect of the present invention, there is provided a video signal switching device capable of freely switching a video signal input to a video input terminal, and detecting presence or absence of a synchronization signal of the video signal connected to the video signal switching device. The logical sum of the output of the synchronous signal detection circuit to be output and the output of the noise signal detection circuit connected to the video signal switching device and capable of detecting the unreproducible noise signal by differentiating the video signal, and connecting the terminal to the video input terminal Use a microcomputer that can recognize the logical product of the terminal connection detection result obtained from the video input terminal board that can detect the presence or absence of the input device, and switch the input system each time it is pressed. And switches the input of the television receiver only to an input system having some kind of input.
【0014】請求項8に記載の発明は、映像入力端子に
入力された映像信号を自在に切り換える事の出来る映像
信号切り換え装置と、映像信号切り換え装置に接続され
映像信号の同期信号の有無を検出する同期信号検出回路
の出力と、映像信号切り換え装置に接続され映像信号を
微分する事で再生不可能なノイズ信号を検出できるノイ
ズ信号検出回路の出力との論理和と、映像入力端子に端
子接続の有無を検出できる映像入力端子板から得られる
端子接続検出結果との論理和を逐一認識できるマイクロ
コンピュータを用い、押すごとに入力系統を切り換える
入力系統切り換えスイッチのユーザー操作により、現在
映像機器の接続があるか、または何等かの入力のある入
力系統にのみテレビジョン受像機の入力を切り換える。According to an eighth aspect of the present invention, there is provided a video signal switching device capable of freely switching a video signal input to a video input terminal, and detecting presence / absence of a synchronization signal of the video signal connected to the video signal switching device. The logical sum of the output of the synchronous signal detection circuit to be output and the output of the noise signal detection circuit connected to the video signal switching device and capable of detecting the unreproducible noise signal by differentiating the video signal, and connecting the terminal to the video input terminal Use a microcomputer that can recognize the logical sum of the terminal connection detection result obtained from the video input terminal board that can detect the presence or absence of a video input terminal board. Or the input of the television receiver is switched only to an input system having some input.
【0015】請求項9に記載の発明は、映像入力端子に
入力された映像信号を自在に切り換える事の出来る映像
信号切り換え装置と、映像信号切り換え装置に接続され
映像信号の同期信号の有無を検出する同期信号検出回路
の出力と、映像信号切り換え装置に接続され映像信号を
微分する事で再生不可能なノイズ信号を検出できるノイ
ズ信号検出回路の出力との論理和と、映像入力端子に端
子接続の有無を検出できる映像入力端子板から得られる
端子接続検出結果との論理積とを別々に逐一認識できる
マイクロコンピュータを用い、押すごとに入力系統を切
り換える入力系統切り換えスイッチのユーザー操作によ
り、現在映像機器の接続があり、かつ何等かの入力のあ
る入力系統に優先的にテレビジョン受像機の入力を切り
換え、その後に、映像機器の接続がある入力系統に入力
を切り換え、その他はスキップする。According to a ninth aspect of the present invention, there is provided a video signal switching device capable of freely switching a video signal input to a video input terminal, and detecting presence / absence of a synchronization signal of the video signal connected to the video signal switching device. The logical sum of the output of the synchronous signal detection circuit to be output and the output of the noise signal detection circuit connected to the video signal switching device and capable of detecting the unreproducible noise signal by differentiating the video signal, and connecting the terminal to the video input terminal Using a microcomputer that can separately recognize the logical product of the terminal connection detection result obtained from the video input terminal board and the input connection from the video input terminal board. There is a connection of the device, and the input of the television receiver is preferentially switched to an input system having some kind of input, and thereafter, Switching the input to the input lines is connected image device, others are skipped.
【0016】以下,本発明の実施例におけるテレビジョ
ン受像機について図面を用いて説明する. (実施例1)本発明の請求項1、請求項2、請求項3及
び請求項4に記載されたテレビジョン受像機について、
図1、図2及び図3を用い、請求項4のテレビジョン受
像機を例に説明する。Hereinafter, a television receiver according to an embodiment of the present invention will be described with reference to the drawings. (Embodiment 1) Regarding the television receiver according to the first, second, third and fourth aspects of the present invention,
A description will be given of a television receiver according to claim 4 as an example with reference to FIGS. 1, 2 and 3.
【0017】図1は本発明のテレビジョン受像機におけ
る信号切り換え装置のブロック構成図とマイクロコンピ
ュータ、リモコン発信装置との関係を示す。図1におい
て、符号1は映像信号端子の入力の有無を検出する端子
板、2は信号切り換え装置、3は同期信号検出回路、4
はノイズ信号検出回路、5はマイクロコンピュータ、6
はポインティングデバイスを備えたリモコン発信器であ
る。図2は外部映像機器の接続例を示す図である。図3
は外部機器の接続状態をオンスクリーン表示した一例の
図で、8はオンスクリーン表示、9はその時選択できる
外部接続機器の一覧である。FIG. 1 is a block diagram of a signal switching device in a television receiver according to the present invention, and shows the relationship between a microcomputer and a remote control transmitting device. In FIG. 1, reference numeral 1 denotes a terminal plate for detecting the presence or absence of an input of a video signal terminal, 2 denotes a signal switching device, 3 denotes a synchronization signal detection circuit,
Is a noise signal detection circuit, 5 is a microcomputer, 6
Is a remote control transmitter equipped with a pointing device. FIG. 2 is a diagram illustrating a connection example of an external video device. FIG.
Is an example of an on-screen display of the connection state of an external device, 8 is an on-screen display, and 9 is a list of externally connected devices that can be selected at that time.
【0018】信号切り換え装置に接続された各種映像機
器の接続状況を端子板1とマイクロコンピュータ5によ
って認識し、更に外部映像機器の電源投入の有無を信号
切り換え装置2により順次切り換えられた信号を元に同
期信号検出回路3及びノイズ信号検出回路4によって検
出し、マイクロコンピュータ4によって認識する。マイ
クロコンピュータ5はこれらの情報を記憶し、その状態
をオンスクリーン表示で使用者に示す。このとき同時に
マイクロコンピュータ5は前記の条件により、選択でき
る入力系統と選択できない入力系統に入力系統を分類す
る。使用者はポインティングデバイスを備えたリモコン
発振器6により、オンスクリーン表示8によって示され
た幾らかの選択肢の中から所望の入力系統を指し示し、
テレビジョン受像機の入力を決定する。The connection status of various video equipment connected to the signal switching device is recognized by the terminal plate 1 and the microcomputer 5, and whether or not the external video equipment is turned on is determined based on the signals sequentially switched by the signal switching device 2. The signal is detected by the synchronization signal detection circuit 3 and the noise signal detection circuit 4 and recognized by the microcomputer 4. The microcomputer 5 stores the information and indicates the state to the user on an on-screen display. At this time, the microcomputer 5 classifies the input system into a selectable input system and a non-selectable input system at the same time according to the above conditions. The user points to a desired input system from among several options indicated by the on-screen display 8 by using the remote control oscillator 6 having a pointing device,
Determine the input of the television receiver.
【0019】(実施例2)本発明の請求項5、請求項
6、請求項7、請求項8及び請求項9に記載されたテレ
ビジョン受像機について、図1、図2及び図4を用い、
請求項9のテレビジョン受像機を例に説明する。(Embodiment 2) The television receiver according to the fifth, sixth, seventh, eighth and ninth aspects of the present invention will be described with reference to FIGS. ,
The television receiver of claim 9 will be described as an example.
【0020】図1は本発明のテレビジョン受像機におけ
る信号切り換え装置のブロック構成図とマイクロコンピ
ュータ、リモコン発信装置との関係を示す。図1におい
て、符号1は映像信号端子の入力の有無を検出する端子
板、2は信号切り換え装置、3は同期信号検出回路、4
はノイズ信号検出回路、5はマイクロコンピュータ、7
は押すごとに入力系統を切り換えるスイッチである。図
2は外部映像機器の接続例を示す図である。図4はその
時選択できる外部接続機器と選択順序を示す図である。FIG. 1 shows a block diagram of a signal switching device in a television receiver according to the present invention, and shows the relationship between a microcomputer and a remote control transmitting device. In FIG. 1, reference numeral 1 denotes a terminal plate for detecting the presence or absence of an input of a video signal terminal, 2 denotes a signal switching device, 3 denotes a synchronization signal detection circuit,
Is a noise signal detection circuit, 5 is a microcomputer, 7
Is a switch for switching the input system each time it is pressed. FIG. 2 is a diagram illustrating a connection example of an external video device. FIG. 4 is a diagram showing the externally connected devices that can be selected at that time and the selection order.
【0021】信号切り換え装置に接続された各種映像機
器の接続状況を端子板1とマイクロコンピュータ5によ
って認識し、更に外部映像機器の電源投入の有無を信号
切り換え装置2により順次切り換えられた信号を元に同
期信号検出回路3及びノイズ信号検出回路5によって検
出し、マイクロコンピュータ5によって認識し、これら
の情報を記憶する。このとき同時にマイクロコンピュー
タ5は前記の条件により、選択できる入力系統と選択で
きない入力系統に入力系統を分類する。使用者は押すご
とに入力系統を切り換える入力系統切り換えスイッチ7
を操作する事で、自動的に抽出された意味のある入力系
統の中から所望の入力系統を順番に探し、テレビジョン
受像機の入力を決定する。The connection status of various video devices connected to the signal switching device is recognized by the terminal plate 1 and the microcomputer 5, and whether or not the external video device is turned on is determined based on the signals sequentially switched by the signal switching device 2. The information is detected by the synchronization signal detection circuit 3 and the noise signal detection circuit 5 and recognized by the microcomputer 5, and these information are stored. At this time, the microcomputer 5 classifies the input system into a selectable input system and a non-selectable input system at the same time according to the above conditions. An input system changeover switch 7 that switches the input system each time the user presses it.
By operating, the desired input system is sequentially searched from the automatically extracted meaningful input systems, and the input of the television receiver is determined.
【0022】[0022]
【発明の効果】以上のように本発明によれば、入力系統
数が複数のテレビジョン受像機において、外部機器接続
の有無、外部機器電源投入の有無を認識し、自動的に抽
出された意味のある入力系統に選択条件を限定したり、
選択する順序を変更する事で、使用者の目的とする入力
系統を出来るだけ少ない操作回数でわかり易く選択する
テレビジョン受像機を構成する事が可能になる。As described above, according to the present invention, in a television receiver having a plurality of input systems, the presence / absence of connection of an external device and the presence / absence of power-on of an external device are recognized and automatically extracted. To limit the selection conditions to input systems with
By changing the selection order, it is possible to configure a television receiver that allows the user to easily select the desired input system with as few operations as possible.
【図1】本発明の一実施例におけるテレビジョン受像機
の信号切り換えブロック構成図FIG. 1 is a block diagram showing a signal switching of a television receiver according to an embodiment of the present invention.
【図2】テレビジョン受像機への外部映像機器の接続例
を示す図FIG. 2 illustrates an example of connection of an external video device to a television receiver.
【図3】本発明の一実施例におけるオンスクリーン表示
の一例の図FIG. 3 is a diagram illustrating an example of an on-screen display according to an embodiment of the present invention.
【図4】本発明の一実施例における外部接続機器の選択
順序を示す図FIG. 4 is a diagram illustrating a selection order of externally connected devices according to an embodiment of the present invention.
1 端子検出機能付き端子板 2 信号切り換え装置 3 同期信号検出回路 4 ノイズ信号検出回路 5 マイクロコンピュータ 6 ポインティングデバイスを備えたリモコン発信器 7 押すごとに入力系統を切り換えるスイッチ 8 オンスクリーン表示 9 外部接続機器一覧 DESCRIPTION OF SYMBOLS 1 Terminal board with terminal detection function 2 Signal switching device 3 Synchronization signal detection circuit 4 Noise signal detection circuit 5 Microcomputer 6 Remote control transmitter equipped with pointing device 7 Switch to switch input system each time it is pressed 8 On-screen display 9 External connection device List
Claims (9)
る映像入力端子板と、前記映像入力端子に入力された映
像信号を自在に切り換える事の出来る映像信号切り換え
装置と、前記映像信号切り換え装置に接続され映像信号
の同期信号の有無を検出する同期信号検出回路と、前記
映像信号切り換え装置に接続され映像信号を微分する事
で再生不可能なノイズ信号を検出できるノイズ信号検出
回路と、前記の映像入力端子板、同期信号検出回路、ノ
イズ信号検出回路の各々から得られた情報を認識しマト
リクス状に表示するオンスクリーン表示機能を有したマ
イクロコンピュータと、前記オンスクリーン表示を遠隔
操作するリモコン発信器とを備えたことを特徴とするテ
レビジョン受像機。1. A video input terminal board for detecting whether or not a plurality of video input terminals are inserted, a video signal switching device capable of freely switching a video signal input to the video input terminal, and the video signal switching device A synchronization signal detection circuit connected to the video signal to detect the presence or absence of a synchronization signal of the video signal, a noise signal detection circuit connected to the video signal switching device and capable of detecting a noise signal that cannot be reproduced by differentiating the video signal, A microcomputer having an on-screen display function for recognizing information obtained from each of the video input terminal board, the synchronization signal detection circuit, and the noise signal detection circuit and displaying the information in a matrix, and a remote control for remotely controlling the on-screen display A television receiver comprising a transmitter.
号又は再生不能なノイズ信号が入力されている入力系統
の状態をマトリクス状に表示し、何等かの入力のある入
力系統のみを選択できるようにしたことを特徴とする請
求項1に記載のテレビジョン受像機。2. The state of an input system to which a video signal to which a reproducible synchronization signal is added or a non-reproducible noise signal is displayed in a matrix, and only an input system having any input can be selected. The television receiver according to claim 1, wherein:
加された映像信号又は再生不能なノイズ信号が入力され
ている入力系統の状態をマトリクス状に表示し、外部機
器との接続があり、かつ何等かの入力がある入力系統の
みを選択できるようにしたことを特徴とする請求項1に
記載のテレビジョン受像機。3. The state of an input system to which an apparatus is connected and to which a video signal to which a reproducible synchronizing signal is added or a non-reproducible noise signal is input is displayed in a matrix, and there is a connection to an external apparatus. 2. The television receiver according to claim 1, wherein only an input system having some kind of input can be selected.
な同期信号が付加された映像信号又は再生不能なノイズ
信号が入力されている入力系統の状態をマトリクス状に
表示し、外部機器との接続がある、または何等かの入力
がある入力系統のみを選択できるようにしたことを特徴
とする請求項1に記載のテレビジョン受像機。4. The state of an input system to which a device is connected or a video signal to which a reproducible synchronizing signal is added or a non-reproducible noise signal is input is displayed in a matrix form, and the status of the input system is displayed in a matrix. 2. The television receiver according to claim 1, wherein only an input system having connection or some input is selectable.
イッチ、またはテレビジョン受像機を遠隔操作するリモ
コン発信器において、映像機器が接続されている入力系
統のみを選択し、それ以外の入力系統はスキップするよ
うにしたを特徴とする請求項1に記載のテレビジョン受
像機。5. A switch for sequentially switching an input system each time the switch is pressed, or a remote control transmitter for remotely operating a television receiver, selects only an input system to which a video device is connected, and skips other input systems. The television receiver according to claim 1, wherein:
イッチ、またはテレビジョン受像機を遠隔操作するリモ
コン発信器において、再生可能な同期信号が付加された
映像信号又は再生不能なノイズ信号が入力されている何
等かの入力信号のある入力系統のみを選択し、それ以外
の入力系統はスキップするようにしたことを特徴とする
請求項1に記載のテレビジョン受像機。6. A video signal to which a reproducible synchronization signal is added or a non-reproducible noise signal is input to a switch for sequentially switching an input system each time the button is pressed or a remote control transmitter for remotely operating a television receiver. 2. The television receiver according to claim 1, wherein only an input system having any input signal is selected, and other input systems are skipped.
イッチ、またはテレビジョン受像機を遠隔操作するリモ
コン発信器において、現在機器が接続され、かつ再生可
能な同期信号が付加された映像信号又は再生不能なノイ
ズ信号が入力されている何等の入力信号のある入力系統
のみを選択し、それ以外の入力系統はスキップするよう
にしたことを特徴とする請求項1に記載のテレビジョン
受像機。7. A switch for sequentially switching an input system each time the switch is pressed, or a remote control transmitter for remotely controlling a television receiver, wherein a video signal to which a device is currently connected and to which a reproducible synchronization signal is added, or a non-reproducible video signal. 2. The television receiver according to claim 1, wherein only an input system having any input signal to which a noise signal is input is selected, and other input systems are skipped.
イッチ、またはテレビジョン受像機を遠隔操作するリモ
コン発信器において、機器が接続される、または再生可
能な同期信号が付加された映像信号又は再生不能なノイ
ズ信号が入力されている何等の入力信号のある入力系統
のみを選択し、それ以外の入力系統はスキップするよう
にしたことを特徴とする請求項1に記載のテレビジョン
受像機。8. A switch for sequentially switching an input system each time the switch is pressed, or a remote control transmitter for remotely controlling a television receiver, wherein a video signal to which a device is connected or a reproducible synchronization signal is added or a reproducible synchronizing signal is added. 2. The television receiver according to claim 1, wherein only an input system having any input signal to which a noise signal is input is selected, and other input systems are skipped.
イッチ、またはテレビジョン受像機を遠隔操作する同機
能を有したリモコン発信器において、現在機器が接続さ
れ、かつ再生可能な同期信号が付加された映像信号又は
再生不能なノイズ信号が入力されている何等かの入力信
号のある入力系統を優先的に選択し、機器の接続はある
が何も入力のない入力系統はその後に選択し、それ以外
の入力系統はスキップするようにしたことを特徴とする
テレビジョン受像機。9. A switch for sequentially switching an input system each time the switch is pressed, or a remote control transmitter having the same function of remotely operating a television receiver, to which a current device is connected and a reproducible synchronization signal is added. Priority is given to selecting an input system with any input signal to which a video signal or unreproducible noise signal is input, and then selecting an input system with device connection but no input, and other A television receiver characterized in that the input system is skipped.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20892398A JP4329134B2 (en) | 1998-07-24 | 1998-07-24 | Video input device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20892398A JP4329134B2 (en) | 1998-07-24 | 1998-07-24 | Video input device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000041196A true JP2000041196A (en) | 2000-02-08 |
JP4329134B2 JP4329134B2 (en) | 2009-09-09 |
Family
ID=16564375
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20892398A Expired - Fee Related JP4329134B2 (en) | 1998-07-24 | 1998-07-24 | Video input device |
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Country | Link |
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JP (1) | JP4329134B2 (en) |
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US6806911B2 (en) | 2000-05-31 | 2004-10-19 | Nec Corporation | Display system with single/dual image modes |
US7119855B2 (en) | 2002-03-28 | 2006-10-10 | Seiko Epson Corporation | Image display with display-switching function |
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