EP1367828A1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Audio and visual transmission and receiving system
Assignee: Acacia Media Technologies Corp
•
Filing: 1992-01-03
•
Granted: —
•
Expires: 2012-01-03
Abstract
Abstract The invention generally relates to methods and systems for recording and playing back audiovisual information. More particularly, a method is provided for recording (413e) and playing back (419; 211-214) audiovisual information, comprising: receiving (200; 201) an item of audiovisual information comprising compressed, formatted, time encoded digital data blocks (114), wherein the audiovisual information comprises audio information and video information and wherein the video information has been compressed using a discrete cosine transform and motion compensation; storing (203) the item of audiovisual information in the form of compressed, formatted, time encoded digital data blocks on a storage device; decompressing the item of audiovisual information (205, 209); converting (211, 212) the decompressed item of audiovisual information into a format suitable for playback; and playing back the converted, decompressed item of audiovisual information on a playback device.
Inventors
- 👤 Paul Yurt
- 👤 Lee H. Browne
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-09 12:47
CPC Classifications
H; H04; H04N; H04N7/00; H04N7/16; H04N7/173; H04N7/17309; H04N7/17318; H04N21/00; H04N21/40; H04N21/41; H04N21/422; H04N21/4227; H04N21/43; H04N21/433; H04N21/4331; H04N21/47; H04N21/472; H04N21/47202; H04N21/60; H04N21/65; H04N21/658; H04N21/6581
Claims Analysis
Total Claims: 95
Claim 1
Independent Claim
115 words
A method of recording (413e) and playing back (419;
211-214) audiovisual information, comprising: receiving (200; 201) an item of audiovisual
information comprising compressed, formatted, time encoded
digital data blocks (114), wherein the audiovisual information
comprises audio information and video information and wherein
the video information has been compressed using a discrete
cosine transform and motion compensation; storing (203) the item of audiovisual information in
the form of compressed, formatted, time encoded digital data
blocks on a storage device; decompressing the item of audiovisual information
(205, 209); converting (211, 212) the decompressed item of
audiovisual information into a format suitable for playback;
and playing back the converted, decompressed item of
audiovisual information on a playback device.
Claim 2
Dependent Claim
46 words
The method of claim 1, further comprising repeating
the decompressing the item of audiovisual information, the
converting the decompressed item of audiovisual information
into a format suitable for playback, and the playing back the
converted, decompressed item of audiovisual information on a
playback device multiple times.
Claim 3
Dependent Claim
22 words
The method of claim 1 or 2, further comprising
distinguishing audio information from video information in the
item of audiovisual information (204).
Claim 4
Dependent Claim
16 words
The method of claim 3, further comprising separating
the audio information from the video information (204).
Claim 5
Dependent Claim
24 words
The method of claim 4, wherein decompressing the
item of audiovisual information comprises decompressing the
audio information (209) and decompressing the video
information (208).
Claim 6
Dependent Claim
15 words
The method of claim 5, further comprising realigning
the audio information and the video information.
Claim 7
Independent Claim
121 words
A system for recording (413e) and playing back (419;
211-214) audiovisual information comprising: a signal receiving device (201) receiving an item of
audiovisual information comprising compressed, formatted, time
encoded digital data blocks (114), wherein the audiovisual
information comprises audio information and video information
and wherein the video information has been compressed using a
discrete cosine transform and motion compensation; a storage device (203) storing the item of
audiovisual information in the form of compressed, formatted,
time encoded digital data blocks; a decompressor (208, 209) adapted to decompress the
item of audiovisual information; and a converter (206, 211-214) adapted to convert the
decompressed audiovisual information into a format suitable
for playback and capable of being in data communication with a
playback device.
Claim 8
Dependent Claim
18 words
The system of claim 7, wherein the storage device
permits multiple playbacks of the item of audiovisual
information.
Claim 9
Dependent Claim
27 words
The system of claim 7 or 8, further comprising a
data formatter (204) adapted to distinguish audio information
from video information in the item of audiovisual information.
Claim 10
Dependent Claim
21 words
The system of claim 9, wherein the data formatter
(204) is adapted to separate the audio information from the
video information.
Claim 11
Dependent Claim
21 words
The system of claim 10, wherein the decompressor
(208, 209) is adapted to decompress the audio information and
the video information.
Claim 12
Dependent Claim
22 words
The system of claim 11, wherein the converter is
further adapted to realign the decompressed audio information
and the decompressed video information.
Claim 13
Independent Claim
141 words
A method of recording (413e) and playing back (419;
211-214) audiovisual information, comprising: receiving (201) an item of audiovisual information
comprising compressed, formatted, time encoded digital data
blocks (114), wherein the audiovisual information comprises
audio information and video information and wherein the video
information has been compressed using a discrete cosine
transform and motion compensation; storing (203) the item of audiovisual information in the
form of compressed, formatted, time encoded digital data
blocks on a storage device (203); receiving a request for playback of the audiovisual
information; separating (204) the audio information and the video
information in the item of audiovisual information; decompressing the audio information (209) ; decompressing the video information (208); providing the decompressed audio information to an audio
output converter (206, 212, 214); and providing the decompressed video information to an a
video output converter (206, 211, 213).
Claim 14
Dependent Claim
17 words
The method of claim 13, wherein the audio output
converter is an analog audio output converter (214).
Claim 15
Dependent Claim
17 words
The method of claim 13, wherein the video output
converter is an analog video output converter (213).
Claim 16
Dependent Claim
30 words
The method of claim 13, wherein the the audio output
converter is an analog audio output converter (214) and the
video output converter is an analog video output converter
(213).
Claim 17
Dependent Claim
19 words
The method of claim 16, further comprising providing
the decompressed audio information to a digital audio output
converter (212).
Claim 18
Dependent Claim
19 words
The method of claim 16, further comprising providing
the decompressed video information to a digital video output
converter (211).
Claim 19
Dependent Claim
32 words
The method of claim 16, further comprising providing
the decompressed audio information to a digital audio output
converter (212) and providing the decompressed video
information to a digital video output converter (211).
Claim 20
Independent Claim
124 words
A method of providing multiplexed data blocks
comprising compressed digital audio information via satellite
to a remotely located user reception system (200, 200', 200'',
200'''), comprising: storing (111) a plurality of items of digital audio
information; storing program note information associated with the
digital audio information in an item database (112, 118); selecting an item of digital audio information
(3060); processing the selected item of audio information
into first compressed sequence encoded digital audio data
blocks (128); multiplexing the compressed sequence encoded digital
audio data blocks with program note information associated
with the selected item of digital audio information; and transmitting (122) at least a portion of the
multiplexed data blocks via satellite to the remotely located
user reception system (200, 200', 200'', 200''').
Claim 21
Dependent Claim
35 words
The method of claim 20, further comprising
multiplexing the first compressed sequence encoded digital
audio data blocks with second compressed sequence encoded
digital audio data blocks from a second selected item (3060)
of audio information.
Claim 22
Dependent Claim
16 words
The method of claim 20 or 21, wherein the
transmission is at a substantially real-time rate.
Claim 23
Independent Claim
27 words
The method of any of claims 20 to 22, wherein the
item database (112) is separate from the first compressed
sequence encoded digital audio data blocks (118).
Claim 24
Independent Claim
30 words
The method of any of claims 20 to 23, wherein the
transmission is to a plurality of user reception systems at a
plurality of remote locations (200, 200', 200'', 200''').
Claim 25
Independent Claim
35 words
The method of any of claims 20 to 24, wherein
storing a plurality of items of digital audio information
comprises storing the plurality of items of digital audio
information in a source material library (111).
Claim 26
Independent Claim
21 words
The method of any of claims 20 to 25, wherein the
multiplexed data blocks are transmitted over a microwave
transmission system.
Claim 27
Independent Claim
116 words
A method of providing an item of audio information
via satellite to a remotely located user reception system,
comprising: storing a plurality of items of audio information
(111) ; storing program note information associated with at
least one of the items of audio information (112, 118); selecting an item of audio information (3060); placing the selected item of audio information into
compressed, sequence encoded formatted digital audio data
blocks (128) ; multiplexing the compressed sequence encoded
formatted digital audio data blocks with the compressed
sequence encoded formatted digital audio data blocks of at
least one other item of audio information; and transmitting (122) the multiplexed data blocks via
satellite to the remotely located user reception system.
Claim 28
Dependent Claim
12 words
The method of claim 27, further comprising
transmitting the program note information.
Claim 29
Dependent Claim
19 words
The method of claim 27 or 28, wherein the program
note information comprises the title of the audio information.
Claim 30
Independent Claim
23 words
The method of any of claims 27 to 29, wherein the
program note information comprises at least one credit for the
audio information.
Claim 31
Independent Claim
22 words
The method of any of claims 27 to 30, wherein the
program note information comprises the running time of the
audio information.
Claim 32
Independent Claim
18 words
The method of any of claims 27 to 31, wherein the
transmission is at a substantially real-time rate.
Claim 33
Independent Claim
143 words
A system for providing data blocks comprising
compressed digital audio information via satellite to a
remotely located user reception system (200, 200', 200'',
200''') , comprising: a mass storage device storing audio information
(111); a storage device (112) storing program note
information associated with the audio information in an item
database (411) ; a transmission system (100) transmitting multiplexed
compressed ordered formatted digital data blocks of audio
information (128) and program note information, the
transmission system including a converter converting the audio
information, ordering means sequencing the audio information,
a digital compressor (128) compressing the audio information,
a multiplexer multiplexing the audio information and the
program note information, and a signal transmitting device
(122) transmitting the multiplexed, compressed, ordered,
formatted, digital data blocks of audio information and
program note information via satellite to the remotely located
user reception system (200, 200', 200'', 200''').
Claim 34
Dependent Claim
13 words
The system of claim 33, wherein the audio
information is digital audio information.
Claim 35
Dependent Claim
24 words
The system of claim 33 or 34, wherein the program
note information is associated with compressed, ordered,
formatted, digital data blocks of audio information.
Claim 36
Independent Claim
30 words
The system of any of claims 33 to 35, wherein the
program note information is stored separately (112) from the
compressed ordered formatted digital data blocks of audio
information (118).
Claim 37
Independent Claim
20 words
The system of any of claims 33 to 36, wherein the
program note comprises the title of the audio information.
Claim 38
Independent Claim
22 words
The system of any of claims 33 to 37, wherein the
program note comprises at least one credit for the audio
information.
Claim 39
Independent Claim
21 words
The system of any of claims 33 to 38, wherein the
program note comprises the running time of the audio
information.
Claim 40
Independent Claim
28 words
The system of any of claims 33 to 39, further
comprising a library system control computer (1123) adapted to
control transmission to the remotely located user reception
system.
Claim 41
Independent Claim
23 words
The system of any of claims 33 to 40, wherein the
signal transmitting device transmits the audio information at
a substantially real-time rate.
Claim 42
Independent Claim
98 words
A system for providing data blocks comprising
compressed digital audio information via satellite to a
remotely located user reception system (200, 200', 200'',
200'''), comprising: a data library (118) adapted to store compressed
digital audio information; an item database (112) adapted to store the program
note information associated with the digital audio
information; a multiplexer adapted to multiplex the compressed
digital audio information with program note information; and a signal transmitting device (122) adapted to
transmit the compressed digital audio information and program
note information via satellite to the remotely located user
reception system (200, 200', 200'', 200''').
Claim 43
Dependent Claim
20 words
The system of claim 42, wherein the item database
(111) is separate from the compressed digital audio
information (117, 118).
Claim 44
Dependent Claim
21 words
The system of claim 42 or 43, wherein the program
note information comprises at least one credit for the audio
information.
Claim 45
Independent Claim
22 words
The system of any of claims 42 to 44, wherein the
program note information comprises the running time of the
audio information.
Claim 46
Independent Claim
28 words
The system of any of claims 42 to 45, further
comprising a library system control computer (1123) adapted to
control transmission to the remotely located user reception
system.
Claim 47
Independent Claim
64 words
The system of any of claims 42 to 46, wherein the
multiplexer is adapted to multiplex the compressed digital
audio information and additional compressed digital audio
information by placing data blocks forming the compressed
digital audio information and data blocks forming the
additional compressed digital audio information interleaved on
a transmission path and wherein the signal transmitting device
(122) transmits the multiplexed data blocks.
Claim 48
Independent Claim
37 words
The system of any of claims 42 to 47, further
comprising a compressed data formatter adapted (117) to form
the compressed digital audio information and at least some
program note information into a compressed data file (118).
Claim 49
Dependent Claim
21 words
The system of claim 48, wherein the signal
transmitting device is adapted to transmit at least a portion
of the file.
Claim 50
Independent Claim
27 words
The system of any of claims 42 to 49, wherein the
signal transmitting device is adapted to transmit the digital
audio information at a substantially real-time rate.
Claim 51
Independent Claim
115 words
A method of providing multiplexed data blocks
comprising compressed digital audio information via satellite
to a remotely located user reception system (200, 200', 200'',
200'''), comprising: storing (111) a plurality of items of compressed
digital audio information; storing program note information associated with the
digital audio information in an item database (112, 118); selecting an item of compressed digital audio
information (3060) ; multiplexing data blocks forming the selected item
of compressed digital audio information with program note
information associated with the selected item of compressed
digital audio information; and transmitting (122) at least a portion of the multiplexed
data blocks via satellite to the remotely located user
reception system (200, 200', 200'', 200''') .
Claim 52
Independent Claim
156 words
A method of providing audiovisual information to a
plurality of user reception systems, each of the plurality of
user reception systems (200, 200', 200'', 200''') having a
corresponding associated first address, comprising: storing audiovisual information as a file in a data
library (118), the file having an associated second address,
the audiovisual information comprising audio information and
video information in compressed, formatted, time encoded
digital data blocks, the video information having been
compressed using a discrete cosine transform and motion
compensation; receiving a request via an interface device to
transmit the audiovisual information to a one of the user
reception systems (3060), the request comprising the
associated first address of the one of the user reception
systems and the associated second address; and transmitting at a substantially real-time rate at
least a portion of the audiovisual information to the one of
the user reception systems (200, 200', 200'' , 200''') via a
signal transmitting device (122).
Claim 53
Dependent Claim
27 words
The method of claim 52, further comprising receiving
the audiovisual information via a signal receiving device
(200c) prior to storing the audiovisual information in the
data library.
Claim 54
Dependent Claim
15 words
The method of claim 53, wherein the audiovisual
information is received at a non-real-time rate.
Claim 55
Independent Claim
25 words
The method of any of claims 52 to 54, further
comprising storing program note information associated with
the audiovisual information in an item database (118).
Claim 56
Dependent Claim
16 words
The method of claim 55, wherein the item database is
stored in the data library (118).
Claim 57
Dependent Claim
19 words
The method of claim 55 or 56, wherein the program
note information comprises the title of the audiovisual
information.
Claim 58
Independent Claim
23 words
The method of any of claims 55 to 57, wherein the
program note information comprises at least one credit for the
audiovisual information.
Claim 59
Independent Claim
22 words
The method of any of claims 55 to 58, wherein the
program note information comprises the running time of the
audiovisual information.
Claim 60
Independent Claim
22 words
The method of any of claims 55 to 59, further
comprising transmitting (122) the program note information to
the user reception system.
Claim 61
Independent Claim
20 words
The method of any of claims 52 to 60, further
comprising receiving confirmation of receipt of the
audiovisual information (5080).
Claim 62
Independent Claim
69 words
The method of any of claims 52 to 61, further
comprising storing multiple items of audiovisual information
in the data library (118), each item of the multiple items of
audiovisual information being stored as a corresponding file,
each corresponding file having a corresponding associated
second address, each item of the multiple items of audiovisual
information comprising audio information and video information
in compressed, formatted, time encoded digital data blocks.
Claim 63
Independent Claim
60 words
The method of any of claims 52 to 62, further
comprising receiving a second request via the interface device
to transmit the audiovisual information (3060) to a further
one of the user reception systems (200, 200', 200'', 200'''),
the second request comprising the associated first address of
the further one of the user reception systems and the
associated second address.
Claim 64
Independent Claim
77 words
The method of any of claims 52 to 62, further
comprising receiving a second request via the interface device
to transmit a one of the items of the multiple items of
audiovisual information (3060) to a further one of the user
reception systems (200, 200', 200' ', 200' ' ') , the second
request comprising the associated first address of the further
one of the user reception systems and a one of the
corresponding associated second addresses.
Claim 65
Independent Claim
193 words
A method of providing audiovisual information to a
plurality of user reception systems (200, 200', 200'', 200''')
responsive to requests generated by a plurality of user
terminal interfaces, each user terminal interface associated
with a corresponding one of the plurality of user reception
systems (200, 200', 200' ', 200' ' ') , each user reception system
being identified by an associated first address, the method
comprising: storing program note information in an item
database, wherein the program note information is associated
with an item of audiovisual information comprising formatted,
compressed, time encoded digital data blocks, wherein the item
of audiovisual information comprises audio information and
video information and wherein the video portion has been
compressed using a discrete cosine transform and motion
compensation and wherein a second address is associated with
the item of audiovisual information; storing the item of audiovisual information in a
data library comprising a mass storage device; receiving via an interface device a request for the
item of audiovisual information (3060), the request comprising
the associated first address and the second address; transmitting (122) at least a portion of the item of
audiovisual information to the user reception system.
Claim 66
Dependent Claim
31 words
The method of claim 65, further comprising receiving
the item of audiovisual information via a signal receiving
device (200c) prior to storing the item of audiovisual
information in the data library.
Claim 67
Dependent Claim
17 words
The method of claim 66, wherein the item of
audiovisual information is received at a non-real-time rate.
Claim 68
Independent Claim
23 words
The method of any of claims 65 to 67, wherein the
program note information comprises the title of the item of
audiovisual information.
Claim 69
Independent Claim
25 words
The method of any of claims 65 to 68, wherein the
program note information comprises at least one credit for the
item of audiovisual information.
Claim 70
Independent Claim
24 words
The method of any of claims 65 to 69, wherein the
program note information comprises the running time of the
item of audiovisual information.
Claim 71
Independent Claim
22 words
The method of any of claims 65 to 70, further
comprising transmitting (122) the program note information to
the user reception system.
Claim 72
Independent Claim
22 words
The method of any of claims 65 to 71, further
comprising receiving confirmation of receipt of the item of
audiovisual information (5080).
Claim 73
Independent Claim
23 words
The method of any of claims 65 to 72, wherein the
item of audiovisual information comprises a file having a
unique identification code.
Claim 74
Independent Claim
23 words
The method of any of claims 65 to 73, wherein a
plurality of items of audiovisual information are stored in
the data library.
Claim 75
Independent Claim
19 words
The method of any of claims 65 to 74, wherein the
item database is stored in the data library.
Claim 76
Independent Claim
25 words
The method of any of claims 65 to 75, wherein each
user terminal interface is part of the corresponding one of
the user reception systems.
Claim 77
Independent Claim
57 words
The method of any of claims 65 to 76, further
comprising receiving via the interface device a second request
to transmit the item of audiovisual information (3060) to a
further one of the user reception systems, the second request
comprising the associated first address of the further one of
the user reception systems and the second address.
Claim 78
Independent Claim
27 words
The method of any of claims 65 to 77, wherein at
least a portion of the item of audiovisual information is
transmitted at a substantially real-time rate.
Claim 79
Independent Claim
136 words
A system for providing audiovisual information to a
user reception system (200, 200', 200'', 200'''), the user
reception system having an associated first address,
comprising: a data library comprising a mass storage device
storing audiovisual information comprising compressed,
formatted, time encoded digital data blocks in a data library,
wherein the audiovisual information comprises audio
information and video information, wherein the video
information has been compressed using a discrete cosine
transform and motion compensation, and wherein the audiovisual
information has an associated second address; an interface device adapted to receive a request to
transmit the audiovisual information to the user reception
system (3060), the request comprising the associated first
address and the associated second address; and a signal transmitting device (122) adapted to
transmit at least a portion of the audiovisual information to
the user reception system.
Claim 80
Dependent Claim
28 words
The system of claim 79, further comprising a signal
receiving device (200c) adapted to receive the audiovisual
information prior to storing the audiovisual information in
the data library.
Claim 81
Dependent Claim
17 words
The system of claim 79 or 80, wherein the
audiovisual information is received at a non-real-time rate.
Claim 82
Independent Claim
29 words
The system of any of claims 79 to 81, further
comprising a storage device storing program note information
associated with the audiovisual information in an item
database (118) .
Claim 83
Dependent Claim
17 words
The system of claim 82, wherein the program note
information comprises the title of the audiovisual
information.
Claim 84
Dependent Claim
21 words
The system of claim 82 or 83, wherein the program
note information comprises at least one credit for the video
information.
Claim 85
Independent Claim
22 words
The system of any of claims 82 to 84, wherein the
program note information comprises the running time of the
audiovisual information.
Claim 86
Independent Claim
28 words
The system of any of claims 82 to 85, wherein the
signal transmitting device is further adapted to transmit the
program note information to the user reception system.
Claim 87
Independent Claim
19 words
The system of any of claims 82 to 86, wherein the
program note storage device is the data library.
Claim 88
Independent Claim
25 words
The system of any of claims 79 to 87, further
comprising an interface device adapted to receive confirmation
of receipt of the audiovisual information (5080).
Claim 89
Independent Claim
31 words
The system of any of claims 79 to 88, wherein the
signal transmitting device is adapted to transmit the at least
a portion of the audiovisual information at a real-time rate.
Claim 90
Independent Claim
26 words
The system of any of claims 79 to 89, wherein the
signal transmitting device is adapted to transmit the
audiovisual information to the user reception system.
Claim 91
Dependent Claim
22 words
The system of claim 90, wherein the signal
transmitting device is adapted to transmit the audiovisual
information at a substantially real-time rate.
Claim 92
Independent Claim
23 words
The system of any of claims 79 to 91, wherein the
interface device and the signal transmitting device comprise a
transceiver (122) .
Claim 93
Independent Claim
25 words
The system of any of claims 79 to 92, wherein the
audiovisual information comprises a file, and the associated
second address is for the file.
Claim 94
Independent Claim
34 words
The system of any of claims 79 to 93, wherein the
data library stores a plurality of items of audiovisual
information, each of the items of audiovisual information
having a corresponding associated second address.
Claim 95
Independent Claim
41 words
The system of any of claims 79 to 94, wherein the
plurality of items of audiovisual information each comprise a
file, and the corresponding second address for each item of
the plurality of items of audiovisual information is for the
file.
References Cited (Backward Citations)
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