RU2010112585A

RU2010112585A - METHODS AND DEVICES FOR CODING AND DECODING OF OBJECT-BASED AUDIO SIGNALS

Info

Publication number: RU2010112585A
Application number: RU2010112585/08A
Authority: RU
Inventors: Донг Соо КИМ (KR); Донг Соо КИМ; Хее Сук ПАНГ (KR); Хее Сук ПАНГ; Дзае Хиун ЛИМ (KR); Дзае Хиун ЛИМ; Сунг Йонг ЙООН (KR); Сунг Йонг ЙООН; Хиун Коок ЛИ (KR); Хиун Коок ЛИ
Original assignee: ЭлДжи ЭЛЕКТРОНИКС ИНК. (KR); ЭлДжи ЭЛЕКТРОНИКС ИНК.
Priority date: 2007-02-14
Filing date: 2010-03-31
Publication date: 2011-10-10
Also published as: RU2008140142A; RU2008140140A; RU2449388C2; RU2406165C2; RU2406166C2; RU2008140170A; RU2394283C1

Abstract

1. Способ декодирования аудиосигнала, содержащий: ! получение, по меньшей мере, двух информаций об объекте, каждая из которых включает в себя информацию об отношении энергии объекта и информации об абсолютной энергии объекта; ! определение комбинированной информации об абсолютной энергии объекта из информации об абсолютной энергии объекта, по меньшей мере, двух информаций об объекте; ! вычисление комбинированной информации об отношении энергии объекта посредством использования комбинированной информации об абсолютной энергии объекта и информации об отношении энергии объекта, по меньшей мере, двух информаций об объекте; и ! генерирование комбинированной информации об объекте, включающей в себя комбинированную информацию об абсолютной энергии объекта и комбинированной информации об отношении энергии объекта. ! 2. Способ по п.1, в котором информация об абсолютной энергии объекта указывает наибольший уровень энергии объекта. ! 3. Способ по п.1, в котором информация об отношении энергии объекта указывает отношение каждого уровня энергии объекта информации об абсолютной энергии объекта. ! 4. Способ по п.1, в котором комбинированная информация об абсолютной энергии объекта указывает наибольший уровень энергии из абсолютной энергии объекта, по меньшей мере, двух информаций об объекте. ! 5. Способ по п.1, в котором комбинированная информация об отношении энергии объекта указывает отношение каждого уровня энергии объекта к комбинированной информации об абсолютной энергии объекта. ! 6. Устройство декодирования аудиосигнала, содержащее: ! демультиплексор, выполненный с возможностью получения, по меньшей мере, двух � 1. A method for decoding an audio signal, comprising:! obtaining at least two information about the object, each of which includes information about the ratio of the energy of the object and information about the absolute energy of the object; ! determining combined information about the absolute energy of the object from information about the absolute energy of the object of at least two information about the object; ! calculating combined information about the energy ratio of the object by using combined information about the absolute energy of the object and information about the energy ratio of the object of at least two information about the object; and! generating combined information about the object, including combined information about the absolute energy of the object and combined information about the ratio of the energy of the object. ! 2. The method according to claim 1, in which information about the absolute energy of the object indicates the highest level of energy of the object. ! 3. The method according to claim 1, in which information about the energy ratio of the object indicates the ratio of each energy level of the object information about the absolute energy of the object. ! 4. The method according to claim 1, in which the combined information about the absolute energy of the object indicates the highest energy level from the absolute energy of the object of at least two information about the object. ! 5. The method according to claim 1, in which the combined information about the ratio of the energy of the object indicates the ratio of each energy level of the object to the combined information about the absolute energy of the object. ! 6. An audio decoding apparatus comprising:! demultiplexer, configured to receive at least two �

Claims

1. A method of decoding an audio signal, comprising:

obtaining at least two information about the object, each of which includes information about the ratio of the energy of the object and information about the absolute energy of the object;

determining combined information about the absolute energy of the object from information about the absolute energy of the object of at least two information about the object;

calculating combined information about the energy ratio of the object by using combined information about the absolute energy of the object and information about the energy ratio of the object of at least two information about the object; and

generating combined information about the object, including combined information about the absolute energy of the object and combined information about the ratio of the energy of the object.

2. The method according to claim 1, in which information about the absolute energy of the object indicates the highest level of energy of the object.

3. The method according to claim 1, in which information about the energy ratio of the object indicates the ratio of each energy level of the object information about the absolute energy of the object.

4. The method according to claim 1, in which the combined information about the absolute energy of the object indicates the highest energy level from the absolute energy of the object of at least two information about the object.

5. The method according to claim 1, in which the combined information about the ratio of the energy of the object indicates the ratio of each energy level of the object to the combined information about the absolute energy of the object.

6. An audio signal decoding apparatus comprising:

a demultiplexer configured to receive at least two information about the object, including information about the ratio of the energy of the object and information about the absolute energy of the object; and

a controller with many pointers, configured to determine the combined information about the absolute energy of the object from information about the absolute energy of the object, at least two information about the object and calculate the combined information about the ratio of the energy of the object by using the combined information about the absolute energy of the object and information about the relationship the energy of the object, at least two information about the object; and generating combined information about the object, including combined information about the absolute energy of the object and combined information about the ratio of the energy of the object.

7. The device according to claim 6, in which information about the absolute energy of the object indicates the highest level of energy of the object.

8. The device according to claim 6, in which information about the ratio of the energy of the object indicates the ratio of each energy level of the object to information about the absolute energy of the object.

9. The device according to claim 6, in which the combined information about the absolute energy of the object indicates the highest energy level from the absolute energy of the object, at least two information about the object.

10. The device according to claim 6, in which the combined information about the ratio of the energy of the object indicates the ratio of each energy level of the object to the combined information about the absolute energy of the object.

11. Read by the processor, the recording medium on which the program for executing the method according to claim 1 in the processor is recorded.