Transmission and reception system
First Claim
1. A transmission and reception system in which an information signal from a transmitting means provided at a first location transmitting station of the transmission and reception system is transmitted through a transmission line so as to be received by a receiving means provided at a second location receiving station of the transmission and reception system, said transmitting station including a plurality of signal sources and a controller which selects amongst said sources and activates control functions of said sources, said system comprising:
- a transmission request signal output means provided at said receiving station for placing on said transmission line for transmission to said transmitting station a coded transmission request signal including data identifying a type and a form of information signal receivable by said receiving means at said receiving station;
a decoding means provided in said controller at said transmitting station for receiving and decoding said transmission request signal; and
an information signal output control means also provided in said controller at said transmitting station, responsive to the output of said decoding means, for causing said transmitting means to output to said transmission line said type and format of information signal receivable by said receiving means.
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Accused Products
Abstract
In a home bus system control signals and information signals are carried between a transmission station at one location and reception stations at other locations. There are plural signal sources at the transmitting station and plural types of signal formats, such as monaural and stereo or NTSC and HDS. A request signal sent from a receiving station identifies the signal source to be accessed and the signal format capability of a receiver at the receiver station. The request signal is decoded at the transmission station and causes transmission of an information signal from the selected signal source in the identified signal format.
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Citations
10 Claims
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1. A transmission and reception system in which an information signal from a transmitting means provided at a first location transmitting station of the transmission and reception system is transmitted through a transmission line so as to be received by a receiving means provided at a second location receiving station of the transmission and reception system, said transmitting station including a plurality of signal sources and a controller which selects amongst said sources and activates control functions of said sources, said system comprising:
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a transmission request signal output means provided at said receiving station for placing on said transmission line for transmission to said transmitting station a coded transmission request signal including data identifying a type and a form of information signal receivable by said receiving means at said receiving station; a decoding means provided in said controller at said transmitting station for receiving and decoding said transmission request signal; and an information signal output control means also provided in said controller at said transmitting station, responsive to the output of said decoding means, for causing said transmitting means to output to said transmission line said type and format of information signal receivable by said receiving means. - View Dependent Claims (2, 3)
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4. A transmission and reception system for transmitting data and source information at predetermined frequencies between an information transmission station at a first location and at least one information reception station at a second location, said transmission station including a plurality of signal sources and a controller which selects amongst said sources and activates control functions of said sources, said system comprising:
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transmission means at said information transmission station for selectively outputting source information of a single type in at least two different signal formats; a transmission line connected between said information transmission and information reception station, whereby signal formats output by said transmission means are carried by said transmission line; receiving means at said information reception station adapted for receiving said source information in one of said signal formats; receiving station control means at said information reception station for providing a transmission request signal which at least requests transmission of said source information and identifies a signal format capability of said receiver means, said request signal being carried by said transmission line from said information reception station to said information transmission station; and transmission station control means included in said controller at said information transmission station responsive to said request signal for causing said transmission means to output said source information in said one signal format. - View Dependent Claims (5, 6, 7, 8, 9)
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10. A home bus system for transmitting entertainment source information at predetermined frequencies from plural signal sources located at a transmitting station to receivers located at receiving stations located in separate locations from said transmitting station, said transmitting station also including a controller which selects amongst said sources and activates control functions of said sources, said system comprising means associated with said receivers for generating a request signal identifying a selected signal source and a signal format to be sent to an associated receiver, and means included in said controller responsive to said request signal for selecting and enabling said selected signal source identified in said request signal and for causing a signal therefrom to be transmitted to said receiver in accordance with said signal format identified in said request signal.
Specification