Transmission system and receiver

Claim 2

A receiver, comprising: reception means for receiving a teletext in a coding transmission system to which program-content update information, channel information, date information, time information, program code information and title information of television-program table information are imparted as data unit data; first program recognition means for recognizing the television-program table information from a data-unit parameter delivered from said reception means; a first program update recognizing and processing means for recognizing and processing the program-content update information from the data-unit data detected by said first program recognition means; first channel information processing means for processing the channel information from the data-unit data detected by said first program recognition means; first date information processing means for processing the date information from the data unit data detected by said first program recognition means; first time information processing means for processing the time information from the data unit data detected by said first program recognition means; first program code information processing means for processing program code information from the data-unit data detected by said first program recognition means; first title information processing means for processing the title information from the data unit data detected by said first program recognition means; display means for displaying onto a display unit each of data processed by said first program update recognizing and processing means, said first channel information processing means, said first date information processing means, said first time information processing means, said first program code information processing means and said first title information processing means; cursor display means for displaying a cursor for each television-program in a television program table displayed by said display means; cursor moving means for moving the cursor displayed by said cursor display means for each program; selection means for selecting reservation of video recording of a television program designated by the cursor displayed by said cursor display means; storage means for storing television-program table information such as channel information, date information, time information, program code information and title information of the television program selected by said selection means; timer means for performing time management; comparator means for comparing the date information and time information of the video-recording reserved program stored in said storage means with the date information and time information of said timer means; start instruction means for instructing an image recording/reproducing apparatus to start a video-recording operation when it is judged by said comparator means that start time information of the date information and the time information of the video-recording reserved program coincides with the date information and the time information of said timer means; and terminate instruction means for instructing the image recording/reproducing apparatus to terminate the video-recording operation when it is judged by said comparator means that terminate time information of the date information and the time information of the video recording reserved program coincides with the date information and the time information of said timer means.

Claim 3

A transmission system in which, on transmission side, television-program table information such as channel information, date information, time information, program code information and title information are transmitted using a teletext in a coding transmission system, while, on reception side, reservation of video recording on an image recording/reproducing apparatus is effected by making use of the received television-program table information, characterized in that designation of the television-program table information by the teletext in the coding transmission system is assigned by bit 3 of a page presentation device; instruction of update of the television-program table information is assigned by bit 3, bit 4, bit 7, and bit 8 of presentation update control; the channel information, date information, time information, program code information and title information of the television-program table information are transmitted by code data, the channel information being of 2-byte system and assigned the first character string of the first text line, the date information consisting of 1-byte system 2-character month data and 2-character day data and a symbol inserted between the month data and the day data for dividing the two pieces of data, and being assigned by a character string succeeding the first-text-line channel information mentioned above, the time information taking the start time information as indispensable and terminate time information as dispensable, being assigned by a character string consisting of 1-byte system 2-character 24-hour-system hour data and 2-character minute data and a symbol inserted between the hour data and the minute data for dividing the two pieces of data, and a symbol added between the start time information and the terminate time information for dividing the two pieces of information, the program code information being assigned by a character string of 1-byte system 2-character immediately after the character string representing the time information, with its foreground color identical to its background color, and the title information being assigned by a character string ranging from immediately after the program code information to before the next-program time information character string.

Claim 4

A receiver, comprising: reception means A for receiving a teletext in a coding transmission system to which recognition information and program-content update information of television-program table information are imparted by a page presentation device and presentation update control data and to which channel information, date information, time information, program code information, and title information are imparted as video information; second program recognition means for recognizing television-program table information from bit 3 of the page presentation device; second program update recognizing and processing means for recognizing and processing that the television-program table information has been updated, from bit 3, bit 4, bit 7, and bit 8 of the presentation update control; second channel information processing means for processing channel information of the first character string of the first text line from a screen arrangement detected by said second program recognition means; second date information processing means for processing date information of the second character string of the first text line from the screen arrangement detected by said second program recognition means; second time information processing means for processing time information from the screen arrangement detected by said second program recognition means; second program code information processing means for processing program code information from the screen arrangement detected by said second program recognition means; second title information processing means for processing the title information from the screen arrangement detected by said second program recognition means; display means for displaying onto a display unit the data processed by said second program update recognizing and processing means, second channel information processing means, second date information processing means, second time information processing means, second program code information processing means and second title information processing means; cursor display means for displaying a cursor for each program of the television-program table displayed by said display means; cursor moving means for moving the cursor displayed by said cursor display means for each program; selection means for selecting reservation of video recording of a television program designated by the cursor displayed by said cursor display means; storage means for storing television-program table information such as channel information, date information, time information, program code information and title information of the television program selected by said selection means; timer means for performing time management; comparator means for comparing the date information and time information of the video-recording reserved program stored in said storage means with the date information and time information of said timer means; start instruction means for instructing an image recording/reproducing apparatus to start a video-recording operation when the start time information of the date information and time information of the video-recording reserved program coincides with the date information and time information of said timer means; and termination instruction means for instructing the image recording/reproducing apparatus to terminate the video-recording operation when the terminate time information of the date information and time information of the video-recording reserved program coincides with the date information and time information of said timer means.

Claim 5

A transmission system in which, on transmission side, television-program table information such as channel information, date information, time information, program code information and title information are transmitted using a teletext in a coding transmission system, while, on reception side, reservation of video recording on an image recording/reproducing apparatus is effected by making use of the received television-program table information, characterized in that: program numbers of the television program table information by the teletext in the coding transmission system are fixed; said television program table information such as channel information, date information, time information, program code information and title information are transmitted by code data; said channel information being assigned by the first character string of the first text line in 2-byte system; said date information being assigned by a character string succeeding the first-text-line channel information, consisting of 1-byte system 2-character month data and 2-character day data, and a symbol inserted between the month data and the day data for dividing the two pieces of the data; said time information taking start time information as indispensable and terminate time information as dispensable, and being assigned by a character string consisting of 1-byte system 2-character 24-hour-system hour data and 2-character minute data, and a symbol inserted between the hour data and the minute data for dividing the two pieces of data, having a symbol added between the start time information and the terminate time information for dividing the two pieces of information; the program code information being assigned by a character string of 1-byte system 2-character immediately after the character string representing the time information, with its foreground color identical to its background color; and said title information being assigned by a character string ranging from immediately after the program code information to before the next-program time information character string.

Claim 6

A receiver, comprising: reception means A for receiving a teletext in a coding transmission system in which program numbers of television-program table information are fixed and to which program-content update information, channel information, date information, time information, program code information and title information are imparted as video information; third program recognition means for recognizing television-program table information from the fixed program numbers; third program recognizing and processing means for recognizing and processing any update of the television-program table information content from the television-program table information detected by said third program recognition means; second channel information processing means for processing channel information of the first character string on the first text line from the television-program table information detected by said third program recognition means; second date information processing means for processing date information of the second character string on the first text line from the television-program table information detected by said third program recognition means; second time information processing means for processing the time information from the television-program table information detected by said third program recognition means; second program code information processing means for processing program code information from the television-program table information detected by said third program recognition means; second title information processing means for processing the title information from the television-program table information detected by said third program recognition means; display means for displaying onto a display unit the data processed by said third program update recognizing and processing means, second channel information processing means, second date information processing means, second time information processing means, second program code information processing means and second title information processing means; cursor display means for displaying a cursor for each program of television programs displayed by said display means; cursor moving means for moving the cursor displayed by said cursor display means for each program; selection means for selecting reservation of video recording of a television program designated by the cursor displayed by said cursor display means; storage means for storing television-program table information such as channel information, date information, time information, program code information and title information of the television program selected by said selection means; timer means for performing time management; comparator means for comparing the date information and time information of the video-recording reserved program stored in said storage means with the date information and time information of said timer means; start instruction means for instructing an image recording/reproducing apparatus to start a video-recording operation when t is judged by said comparator means that the start time information of the date information and time information of the video-recording reserved program coincides with the date information and time information of said timer means; and termination instruction means for instructing the image recording/reproducing apparatus to terminate the video-recording operation when it is judged by said comparator means that the terminate time information of the date information and time information of the video- recording reserved program coincides with the date information and time information of said timer means.

Claim 7

A transmission system in which, on transmission side, television-program table information such as channel information, date information, time information, program code information and title information are transmitted using a teletext in a coding transmission system, while, on reception side, reservation of video recording on an image recording/reproducing apparatus is effected by making use of the received television-program table information, characterized in that: a sign for identification of being added service data is newly assigned to a data group identification sign for performing identification of program management data or page data and program search data at a data group header section so that a channel identification number for identifying a broadcasting channel at a data header section, a program-content update index for notifying any update of program content, and a program broadcasting date for representing broadcasting date of a program are added as data; a parameter for identification of being a data header related to added services is newly assigned to data header parameters for identifying a program data header, a page data header and a program search data header so that a television-program identification number for identifying each television program broadcast a day at a data-unit section, a program-classification identification index for representing program broadcasting start time, program broadcasting terminate time, and type of program content, program-title data length for representing data length of a program title are added as data; and a parameter for identification of being added service data is newly assigned to data-unit parameters for identifying a type of data unit such as text, header text, and added sound information.

Claim 8

A transmission system in which, on transmission side, television-program table information such as channel information, date information, time information, program code information and title information are transmitted using a teletext in a coding transmission system, while, on reception side, reservation of video recording on an image recording/reproducing apparatus is effected by making use of the received television-program table information, characterized in that: a sign for identification of being added service data is newly assigned to a data group identification sign for performing identification of program management data or page data and program search data at a data group header section so that a channel identification number for identifying a broadcasting channel at a data header section, a program-content update index for notifying any update of program content, and a program broadcasting date for representing broadcasting date of a program are added as data; a parameter for identification of being an added service data header is newly assigned to data header parameters for identifying a program data header, a page data header, and a program search data header so that a television-program identification number for identifying each television program broadcast a day at a data-unit section, a program-classification identification index for representing program broadcasting start time, program broadcasting terminate time, and type of program content, program-title display start position and program-title display terminate position for representing display position of a program title in vertical and horizontal directions when program title data is displayed on a screen are added as data; and a parameter for identification of being added service data is newly assigned to data-unit parameters for identifying a type of data unit such as text, header text and added sound information.

Claim 9

A transmission system as claimed in claim 7 or 8, wherein, in addition to television program identification number, program broadcasting start time, program broadcasting terminate time, program-classification identification index, program title data length, program title, and, in claim 8, the program broadcasting start time, program broadcasting terminate time, program-classification identification index, program title display start position, and program title display terminate position, added data length for representing data length of television-program table information to be added to the foregoing data, added data control for representing type of data to be added unless the added data length is 0 (i.e. when there is any television-program table information to be added), and added data which is content of the data are added to a data unit section for each television program.

Claim 10

A transmission system in which, on transmission side, program type information of teletext programs such as news, weather, and stock market are transmitted using a teletext in a coding transmission system, while, on reception side, teletext programs are managed by making use of the received program type information, characterized in that: a data unit of program type information by the teletext in the coding transmission system is newly provided, and that magazine number, program number, page number, program type, and the like of the program type information are transmitted as data-unit data.

Claim 11

A receiver, comprising: reception means for receiving a teletext in a coding transmission system to which program type information such as magazine numbers, program numbers, page numbers, and program type are imparted as data-unit data; program type information recognition means for recognizing that a relevant data unit is of program type information from a data-unit parameter delivered from said reception means; extraction means for extracting the magazine number, program number, page number, program type, and the like from the data-unit data detected by said program type information recognition means; program type detection means for detecting program type of a character program or page selected and displayed; accumulation control means for accumulating in a memory wit priority a character program or page identical or related to the program type detected by said program type detection means; and search presentation means for searching and presenting a character program or page identical or related to the program type detected by said program type detection means of the character program or page selected and displayed according to request for presentation of programs related to the character program or page selected and displayed.

Claim 12

A transmission system in which, on transmission side, time information such as year information, month information, day information, hour information, minute information, and second information are transmitted using a teletext in a coding transmission system, while, on reception side, time setting and time correction of year, month, day, hour, minute, second, and the like are automatically performed by making use of the received time information, characterized in that: a data unit of time information by the teletext in the coding transmission system is newly provided, and said time information such as the year information, month information, day information, hour information, minute information and second information are transmitted as data-unit data.

Claim 13

A receiver, comprising: reception means for receiving a teletext in a coding transmission system to which time information such as year information, month information, day information, hour information, minute information, and second information are imparted as data-unit data; time information recognition means for recognizing that a relevant data unit is of time information from a data-unit parameter delivered from said reception means; time information processing means for processing time information such as year information, month information, day information, hour information, minute information, and second information from the data-unit data detected by said time information recognition means; and time information setting means for automatically setting time information such as year information, month information, day information, hour information, minute information, and second information obtained by said time information processing means.

Claim 14

An image recording apparatus as set forth in claim 13, wherein a comparison is made between video-recording reservation information, in which a video recording is reserved in image recording, and time information such as year information, month information, day information, hour information, minute information, and second information set by the time information setting means for automatically setting time information such as year information, month information, day information, hour information, minute information, and second information, so that when they coincide in start time, the apparatus starts video-recording operation while when they coincide in terminate time, the apparatus terminates the video-recording operation.