Television system
First Claim
1. A television system comprising at least one video apparatus and a television set, wherein the at least one video apparatus is connected to the television set via video cable over which picture and audio signals are transmitted and a control cable over which a control signal is transmitted, the at least one video apparatus operates according to the control signal transmitted by a television set connected thereto and wherein the television set includes:
- an internal tuner;
a picture signal processing portion;
a storage means for storing receivable channel information of the internal tuner and receivable channel information of the tuners incorporated in the at least one video apparatus;
a channel selection means allowing a user to select a desired channel from a channel list displayed on a screen of the television set, the channel list including only receivable channels stored in the storage means;
a selection means for selecting a tuner, which is capable of receiving a selected channel, among the internal tuner and the tuners incorporated in the at least one video apparatus; and
a supply means for supplying the control signal to the at least one video apparatus to tune the selected channel if the internal tuner is unable to receive the selected channel.
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Accused Products
Abstract
There is provided a television system wherein a plurality of VTRs are connected to a television set so that they are capable of the recording, display and the like of a channel which is not incorporated in a given VTR using one of tuners in the other VTRs and a or the television set. A table listing the tuners and channels incorporated in the television set and VTRs connected thereto is created, and the switching, recording and display of a channel of the television set is performed based on the table. By mapping channels which can be actually used, the usable channels can be quickly selected and picked up.
54 Citations
15 Claims
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1. A television system comprising at least one video apparatus and a television set, wherein the at least one video apparatus is connected to the television set via video cable over which picture and audio signals are transmitted and a control cable over which a control signal is transmitted, the at least one video apparatus operates according to the control signal transmitted by a television set connected thereto and wherein the television set includes:
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an internal tuner; a picture signal processing portion; a storage means for storing receivable channel information of the internal tuner and receivable channel information of the tuners incorporated in the at least one video apparatus; a channel selection means allowing a user to select a desired channel from a channel list displayed on a screen of the television set, the channel list including only receivable channels stored in the storage means; a selection means for selecting a tuner, which is capable of receiving a selected channel, among the internal tuner and the tuners incorporated in the at least one video apparatus; and a supply means for supplying the control signal to the at least one video apparatus to tune the selected channel if the internal tuner is unable to receive the selected channel. - View Dependent Claims (2, 3, 4, 5, 6, 12, 13, 14)
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7. A television set which can be connected to at least one video apparatus via video cable over which picture and audio signals are transmitted and a control cable over which a control signal is transmitted, the at least one video apparatus operates according to the control signal transmitted by a television set connected thereto, the television set comprising:
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an internal tuner; a picture signal processing portion; a storage means for storing receivable channel information of the internal tuner and receivable channel information of the tuners incorporated in the at least one video apparatus; a channel selection means for allowing a user to select a desired channel from a channel list displayed on a screen of the television set, the channel list including only receivable channels stored in the storage means; a selection means for selecting a tuner, which is capable of receiving a selected channel, among the internal tuner and the tuners incorporated in the at least one video apparatus; and a supply means for supplying the control signal to the at least one video apparatus to tune the selected channel if the internal tuner is unable to receive the selected channel. - View Dependent Claims (8, 9, 10, 11)
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15. A method of selecting channels in a television system comprising at least one video apparatus and a television set, wherein the at least one video apparatus is connected to the television set via video cable over which picture and audio signals are transmitted and a control cable over which a control signal is transmitted, the at least one video apparatus operates according to the control signal transmitted by a television set connected thereto and wherein the television set includes an internal tuner, a picture signal processing portion, a storage means, a channel selection means, a tuner selection means, and a supply means, the method comprising the steps of:
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storing, in the storage means, receivable channel information of the internal tuner and receivable channel information of the tuners incorporated in the at least one video apparatus; allowing a user to select a desired channel, by the channel selection means, from a channel list displayed on a screen of the television set, the channel list including only receivable channels stored in the storage means; selecting a tuner, by the tuner selection means, which is capable of receiving a selected channel, among the internal tuner and the tuners incorporated in the at least one video apparatus; and supplying, by the supply means, the control signal to the at least one video apparatus to tune the selected channel if the internal tuner is unable to receive the selected channel.
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Specification