US4811325A — High-speed reproduction facility for audio progra…

Claim 1

Independent Claim 159 words

A high-speed recording apparatus for reproducing a customized group of audio programs on a slave medium wherein said programs are derived from encoded representations of master recordings contained on a master storage medium, said system comprising: A. memory means for storing in said master medium timing information and digitally encoded representations of said master recordings, said memory means further including indicia means associated with respective ones of said master recordings thereby to allow selected replication thereof, said representations being digitally encoded by high-efficiency sampling techniques adapted for high-speed replication, B. high-speed reproduction means including at least one reproducer for providing greater-than-real-time recording of audio programs on an associated slave medium, and C. controller means connected with said memory means and said reproduction means, said controller means being responsive to said indicia means and said timing information for selectively accessing and effecting reproduction of said master recordings on said slave medium thereby producing said customized group of selected audio programs.

Claim 2

Dependent Claim 159 words

A high-speed recording apparatus for reproducing a customized group of audio programs on a slave medium wherein said programs are derived from encoded representations of master recordings contained on a master storage medium, said system comprising: A. memory means for storing in said master medium timing information and digitally encoded representations of said master recordings, said memory means further including indicia means associated with respective ones of said master recordings thereby to allow selected replication thereof, said representations being digitally encoded by high-efficiency sampling techniques adapted for high-speed replication, B. high-speed reproduction means including at least one reproducer for providing greater-than-real-time recording of audio programs on an associated slave medium, and C. controller means connected with said memory means and said reproduction means, said controller means being responsive to said indicia means and said timing information for selectively accessing and effecting reproduction of said master recordings on said slave medium thereby producing said customized group of selected audio programs.

Claim 3

Dependent Claim 32 words

A high-speed reproduction system as recited in claim 1 wherein said memory means comprises a compact disk music ROM having associated drive means for optically storing encoded representations of said master recordings.

Claim 4

Dependent Claim 51 words

A high-speed reproduction system as recited in claim 2 wherein said memory means comprises a plurality of compact disk music ROMs in a juke box, and said controller means further includes scheduling means for scheduling information flow among respective ones of said music ROM drives and said at least one reproducer.

Claim 5

Dependent Claim 75 words

A high-speed reproduction system as recited in claim 3 wherein said memory means comprises at least two of said juke boxes for storing redundant master recordings, and said controller means includes continuous recording means for attaining substantially constant spacing between multiple audio programs recorded on said slave medium by alternately accessing master recordings from said juke boxes thereby to ready a next program to be recorded in succession while a first program is being recorded.

Claim 6

Dependent Claim 27 words

A high speed recording system as recited in claim 1 wherein said slave medium comprises a magnetic cassette tape for recording analog signals representing said audio programs.

Claim 7

Dependent Claim 58 words

A high-speed recording system as recited in claim 5 wherein said master recording includes peak limiting means for limiting predetermined peaks in the master recordings, said master recordings being further encoded according to Dolby B noise reduction techniques, and said reproduction means further includes servo biasing means for improving the fidelity of audio programs recorded said slave medium.

Claim 8

Dependent Claim 20 words

A high-speed recording systems as recited in claim 1 wherein said slave medium comprises a write-once compact disk music ROM.

Claim 9

Independent Claim 209 words

An apparatus for high-speed reproduction of audio programs on a slave medium in a data processing environment wherein the programs are derived from encoded representations of audio programs stored on a master storage medium, said apparatus producing a customize group of audio programs on said slave medium and comprising: A. a data processing system for handling digital data and processing instructions for reproduction of audio programs, B. memory means for storing digitally encoded data signals representing said audio programs, said memory means further including catalog information associated with respective ones of said audio programs thereby to allow selected access thereof and timing information useful for generation clocking signals permitting extractions of data therefrom, C. decoder means utilizing said timing information for extracting data from said memory means and converting said encoded digital data signals of said memory means to a format compatible with said data processing system, D. reproduction means including at least one reproducer for recording said audio program on a slave medium, and E. said data processing system including means for controlling said memory means and said reproduction means in accordance with said catalog information to access selected programs and to reproduce said programs on said slave medium thereby to produce said customize group of audio programs.

Claim 10

Independent Claim 209 words

An apparatus for high-speed reproduction of audio programs on a slave medium in a data processing environment wherein the programs are derived from encoded representations of audio programs stored on a master storage medium, said apparatus producing a customize group of audio programs on said slave medium and comprising: A. a data processing system for handling digital data and processing instructions for reproduction of audio programs, B. memory means for storing digitally encoded data signals representing said audio programs, said memory means further including catalog information associated with respective ones of said audio programs thereby to allow selected access thereof and timing information useful for generation clocking signals permitting extractions of data therefrom, C. decoder means utilizing said timing information for extracting data from said memory means and converting said encoded digital data signals of said memory means to a format compatible with said data processing system, D. reproduction means including at least one reproducer for recording said audio program on a slave medium, and E. said data processing system including means for controlling said memory means and said reproduction means in accordance with said catalog information to access selected programs and to reproduce said programs on said slave medium thereby to produce said customize group of audio programs.

Claim 11

Dependent Claim 26 words

An apparatus as recited in claim 8 wherein said encoded digital representations of said audio programs stored in said memory means comprises time-domain condensed digital representations.

Claim 12

Dependent Claim 31 words

An apparatus as recited in claim 8 wherein said encoded digital representations of said audio programs stored in said memory means comprises adaptive delta modulated digital representations of said audio programs.

Claim 13

Dependent Claim 60 words

An apparatus as recited in claim 1 or 8 further including: F. order entry means for enabling a user to select audio programs to produce custom recordings thereof including means for receiving input indicia to identify desired audio programs, said data processing system being responsive to said input indicia to selected audio programs to be reproduced by said reproduction means.

Claim 14

Dependent Claim 24 words

An apparatus as recited in claim 11 wherein said order entry means directly couples said data processing system via a local area communications link.

Claim 15

Dependent Claim 46 words

An apparatus as recited in claim 12 wherein said order entry means is remote from said data processing system, and further including means for establishing communications between said order entry means and said controller means to effect reproduction of said audio programs on said slave medium.

Claim 16

Dependent Claim 62 words

An apparatus as recited in claim 1 or 8 wherein said data processing system further includes cache memory means for temporarily storing digital data, means for retrieving digital data representation of audio programs from said memory means and for transferring said data to said cache memory means, and means connected to said cache memory means for reproducing audible samples of audio programs.

Claim 17

Dependent Claim 27 words

An apparatus as recited in claim 1 or 8 further comprising means for retrieving and selectively reproducing audible samples of audio programs stored in said memory means.

Claim 18

Dependent Claim 18 words

An apparatus as recited in claim 1 or 8 wherein said memory means comprises rotating disc storage means.

Claim 19

Dependent Claim 26 words

An apparatus as recited in claim 1 or 8 wherein said memory means comprises rotating magnetic means for storing digital signals representative of said audio programs.

Claim 20

Dependent Claim 38 words

An apparatus as recited in claim 2 wherein said compact disk music ROM drive means includes speed enhancement means for multiplying the data transfer rate thereof thereby to enable faster-than-real-time production of audio programs on said slave medium.

Claim 21

Dependent Claim 44 words

An apparatus as recited in claim 1 further including backup archival means located remote from a point-of-sale terminal for storing duplicates of information stored in said memory means, and means for communicating selection information to said backup archival means for reproducing said customized selections.

Claim 22

Dependent Claim 140 words

In a method for producing a high-speed recording of an audio program, a method of preprocessing an analog representation of said audio program comprising the steps of: A. sampling an analog representation of said audio program by adaptive delta modulation technique thereby to produce at least a digital data stream and two digital side chains associated therewith for each audio channel, B. multiplexing each data stream and associated side chains to generate a multiplexed data stream adapted to be processed by a data processing system, C. data blocking said multiplexed data stream into data blocks suitable for storage in a digital storage medium, D. converting said data blocks to a format of a compact disk music ROM, and E. producing a recording of said audio program by extracting CD formatted data from said compact disk music ROM at greater-than-real-time speeds.

Claim 23

Dependent Claim 140 words

In a method for producing a high-speed recording of an audio program, a method of preprocessing an analog representation of said audio program comprising the steps of: A. sampling an analog representation of said audio program by adaptive delta modulation technique thereby to produce at least a digital data stream and two digital side chains associated therewith for each audio channel, B. multiplexing each data stream and associated side chains to generate a multiplexed data stream adapted to be processed by a data processing system, C. data blocking said multiplexed data stream into data blocks suitable for storage in a digital storage medium, D. converting said data blocks to a format of a compact disk music ROM, and E. producing a recording of said audio program by extracting CD formatted data from said compact disk music ROM at greater-than-real-time speeds.

Claim 24

Dependent Claim 50 words

A method as recited in claim 20 further comprising, in said processing step, generating a synchronizing word within said data blocks, and in said producing step, producing said recording from successive data blocks by synchronizing the extracting of CD formatted data blocks with occurrences of said synchronizing word appearing therein.

Claim 25

Dependent Claim 41 words

A method as recited in claim 21 further comprising, in said producing step, adjusting time instance of conversion of each data block by phase-comparing the occurrences of said synchronizing word and a crystal-controlled oscillator thereby to produce a closed-loop tracking signal.

Claim 26

Dependent Claim 30 words

A method as recited in claim 22 further comprising, in said producing step, time-base correcting the extraction of data in said data blocks in accordance with said closed-loop tracking signal.

Claim 27

Dependent Claim 33 words

A method as recited in claim 20 further comprising the step of: F. extracting indicia data from said data blocks for producing printed textual information to be affixed to said produced audio recording.

Claim 28

Dependent Claim 56 words

A method as recited in claim 24 wherein said indicia data includes pricing and catalog information, said method further comprising, in the data blocking step, scrambling said indicia information in order to provide security as to the contents thereof, and in said producing step, descrambling said scrambled indicia information in order to produce said textual information.

Claim 29

Dependent Claim 52 words

A method as recited in claim 20 wherein multiple audio programs are decoded, said method further comprising, in said converting step, placing a precisely controlled amount of silence between each audio program, and in said producing step, detecting said silence between respective programs in order to control start-stop operations of said producing.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1992-03-06	1992-09-05	1993-03-07	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1996-03-06	1996-09-05	1997-03-07	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2000-03-06	2000-09-05	2001-03-07	$7700.00	Window Closed / Lapsed

High-speed reproduction facility for audio programs

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