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1.
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AUDIO CLOCK ADJUSTMENT AND NETWORK-BASED PUBLIC ADDRESS USING SAME
Numéro d'application |
KR2022021672 |
Numéro de publication |
2023/149665 |
Statut |
Délivré - en vigueur |
Date de dépôt |
2022-12-29 |
Date de publication |
2023-08-10 |
Propriétaire |
INTER-M CORPORATION (République de Corée)
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Inventeur(s) |
- Kim, Jin Wook
- Shin, Jae Beom
- Lee, Woo Geun
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Abrégé
Disclosed is an audio clock adjustment device for switching an output audio clock signal between a first audio clock signal and a second audio clock signal, wherein each of the first and second audio clock signals has a different clock rate, and the audio clock adjustment device comprises: an edge detector, which processes, as a second audio clock signal, a signal having a waveform determined according to the first audio clock signal, uses the processed signal so as to generate an indicator signal indicating a triggering edge of the second audio clock signal, and generates, on the basis of the indicator signal, a detection signal exhibiting, in response to a triggering edge, a level transition indicating that the second audio clock signal is aligned with the first audio clock signal; and a control timing adjuster for setting switching timing in response to the level transition.
Classes IPC ?
- H04H 20/61 - Dispositions spécialement adaptées à des applications spécifiques, p. ex. aux informations sur le trafic ou aux récepteurs mobiles à la radiodiffusion locale, p. ex. la radiodiffusion en interne
- H04H 20/88 - Systèmes de radiodiffusion stéréophonique
- G11B 20/10 - Enregistrement ou reproduction numériques
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2.
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AUDIO CLOCK ADJUSTMENT IN NETWORK-BASED PUBLIC ADDRESS
Numéro d'application |
KR2022018975 |
Numéro de publication |
2023/101347 |
Statut |
Délivré - en vigueur |
Date de dépôt |
2022-11-28 |
Date de publication |
2023-06-08 |
Propriétaire |
INTER-M CORPORATION (République de Corée)
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Inventeur(s) |
- Shin, Jae Beom
- Lee, Woo Geun
- Kim, Jin Wook
- Lee, Won Ho
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Abrégé
Disclosed is a method for audio clock adjustment in a network-based public address (PA). The disclosed method comprises the steps of: buffering digital audio data in an audio buffer for later fetching; on the basis of an occupancy level indicating an amount of digital audio data currently remaining within the audio buffer, setting a clock divisor to one of a plurality of integers that are greater than 1 and have been determined for a given sample rate of the digital audio data, and generating, from a finite state machine (FSM) clock signal having an FSM clock frequency, an audio clock signal having the same clock rate as dividing the FSM clock frequency by the clock divisor; and fetching the digital audio data from the audio buffer, and providing the digital audio data according to the audio clock signal.
Classes IPC ?
- H04H 20/61 - Dispositions spécialement adaptées à des applications spécifiques, p. ex. aux informations sur le trafic ou aux récepteurs mobiles à la radiodiffusion locale, p. ex. la radiodiffusion en interne
- H04H 40/36 - Dispositions caractérisées par des circuits ou composants spécialement adaptés à la réception spécialement adaptés aux systèmes de radiodiffusion couverts par les groupes spécialement adaptés à la réception de la radiodiffusion stéréophonique
- H03L 7/081 - Détails de la boucle verrouillée en phase avec un déphaseur commandé additionnel
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3.
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COVA
Numéro d'application |
013127329 |
Statut |
Enregistrée |
Date de dépôt |
2014-07-30 |
Date d'enregistrement |
2014-12-22 |
Propriétaire |
Inter-M Corporation (République de Corée)
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Classes de Nice ? |
09 - Appareils et instruments scientifiques et électriques
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Produits et services
Electric sound imaging apparatus; apparatus for the recording, transmission or reproduction of sound and images; audiovisual receivers; sound amplifiers; amplifiers; power amplifiers; loudspeakers; cabinets for loudspeakers; equalizers; public address systems.
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4.
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COVA
Numéro d'application |
013127386 |
Statut |
Enregistrée |
Date de dépôt |
2014-07-30 |
Date d'enregistrement |
2014-12-22 |
Propriétaire |
Inter-M Corporation (République de Corée)
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Classes de Nice ? |
09 - Appareils et instruments scientifiques et électriques
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Produits et services
Electric sound imaging apparatus; apparatus for the recording, transmission or reproduction of sound and images; audiovisual receivers; sound amplifiers; amplifiers; power amplifiers; loudspeakers; cabinets for loudspeakers; equalizers; public address systems.
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5.
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COVA SOUND IMAGINATION
Numéro d'application |
013127411 |
Statut |
Enregistrée |
Date de dépôt |
2014-07-30 |
Date d'enregistrement |
2014-12-16 |
Propriétaire |
Inter-M Corporation (République de Corée)
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Classes de Nice ? |
09 - Appareils et instruments scientifiques et électriques
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Produits et services
Electric sound imaging apparatus; apparatus for the recording, transmission or reproduction of sound and images; audiovisual receivers; sound amplifiers; amplifiers; power amplifiers; loudspeakers; cabinets for loudspeakers; equalizers; public address systems.
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6.
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COVA
Numéro d'application |
013127444 |
Statut |
Enregistrée |
Date de dépôt |
2014-07-30 |
Date d'enregistrement |
2014-12-22 |
Propriétaire |
Inter-M Corporation (République de Corée)
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Classes de Nice ? |
09 - Appareils et instruments scientifiques et électriques
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Produits et services
Electric sound imaging apparatus; apparatus for the recording, transmission or reproduction of sound and images; audiovisual receivers; sound amplifiers; amplifiers; power amplifiers; loudspeakers; cabinets for loudspeakers; equalizers; public address systems.
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7.
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INTERM
Numéro de série |
75055733 |
Statut |
Enregistrée |
Date de dépôt |
1996-02-09 |
Date d'enregistrement |
2002-04-02 |
Propriétaire |
Inter-M Corporation (République de Corée)
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Classes de Nice ? |
- 09 - Appareils et instruments scientifiques et électriques
- 20 - Meubles et produits décoratifs
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Produits et services
[ POWER TRANSFORMERS, CIRCUIT BREAKERS, ELECTRICAL CONNECTORS AND ELECTRIC POWER CABLES FOR USE WITH AUDIO EQUIPMENT AND PUBLIC ADDRESS SYSTEMS, POWER SUPPLY RECTIFIERS, CAPACITY MEASURES, namely, POWER MONITORS, COVERED ELECTRICAL WIRES, ELECTRIC COMMUNICATION CABLES, INTERPHONES, namely, TWO-WAY VIDEO PHONE SYSTEM, COMPRISING PHONE, INTERCOM, CAMERA, AND ADAPTER; PHONE SWITCHING APPARATUS, namely, PAGING SWITCH; VOICE FREQUENCY TRANSMISSION APPARATUS COMPRISING WIRELESS RECEIVER, HEADSET MICROPHONE, AND HAND-HELD MICROPHONE RECEIVERS, namely, AUDIO RECEIVERS/CASSETTE TAPE RECORDER/PLAYERS; ELECTRIC TIME SWITCHES FOR USE WITH AUDIO EQUIPMENT AND PUBLIC ADDRESS SYSTEMS; ELECTRIC DEVICE FOR GENERATING CHIMES OR SIRENS GENERATORS USED FOR PUBLIC ADDRESS SYSTEMS, RECORD PLAYERS, TAPE RECORDERS, LOUD SPEAKERS, VIDEO TAPE RECORDERS, COMPACT DISC PLAYERS, ] SOUND REPRODUCTION APPARATUS, namely, AUTOMATIC AUDIO BROADCAST SYSTEMS; [ COMPRISING BATTERY SWITCH, FUSE HOLDERS, AC PLUG, INPUT TERMINALS, AND INPUT AND OUTPUT JACKS; SOUND MIXERS; AUDIO MIXERS; ANTENNAE; MICROPHONES, ] AMPLIFIERS [, AUDIO HEADPHONES, ADAPTERS, AUDIO OUTPUT CONTROL BOX; CHARGER FOR BATTERIES USED FOR INDUSTRIAL USE, EQUALIZERS, LIMITERS; PROGRAM/SIGNAL CHANNEL DISTRIBUTORS ] DISPLAY/STORAGE EQUIPMENT THEREFOR, namely, RACK CABINETS WITH AND WITHOUT TABLES [, AND MICROPHONE AND SPEAKER STANDS ]
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8.
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INTER
Numéro d'application |
080164600 |
Statut |
Enregistrée |
Date de dépôt |
1996-01-15 |
Date d'enregistrement |
2001-05-02 |
Propriétaire |
INTER-M CORPORATION, (République de Corée)
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Classes de Nice ? |
- 06 - Métaux communs et minerais; objets en métal
- 09 - Appareils et instruments scientifiques et électriques
- 20 - Meubles et produits décoratifs
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Produits et services
(1) Transformers, circuit breakers, connectors and power cables for use with audio equipment and public address systems; rectifiers, capacity measures, covered wires, communication cables, interphones, namely video-phone intercoms, telegraph switching apparatus, namely telephone pagers, voice frequency transmission apparatus, namely wireless voice transmission, receivers, time switches, namely programmable interval timers for use with audio equipment and public address systems, sign generators, record players, tape recorders, loud speakers, video tape recorders, compact disc players, sound reproduction apparatus, namely voice message recorders, sound and audio mixers, antennas, microphones, amplifiers, head phones, adapters, closed circuits, monitors, furniture, namely cabinets, racks, stands; battery chargers for industrial use, equalizers, limiters, distributors.
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