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GB/T 22122-2008 English PDF

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US$329.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 22122-2008: Methods of measurement of surround audio for digital TV
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 22122-2008	329	Add to Cart	3 days	Methods of measurement of surround audio for digital TV	Valid

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Basic data

Standard ID: GB/T 22122-2008 (GB/T22122-2008)
Description (Translated English): Methods of measurement of surround audio for digital TV
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: M74
Classification of International Standard: 33.160.25
Word Count Estimation: 14,118
Date of Issue: 2008-06-30
Date of Implementation: 2009-01-01
Quoted Standard: GB/T 17975.1-2000; GB/T 17975.3-2002; GB/T 17975.7-2002; SJ/T 11180-1998; SJ/T 11324-2006; SJ/T 11368-2006; ITU-R BS.1196-1
Regulation (derived from): Announcement of Newly Approved National Standards No. 11 of 2008 (No. 124 overall)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the digital TV surround sound, dual-channel sound electrical properties measurements, the measurement conditions and the measurement method. This standard applies to standard definition and high definition digital television receiving equipment, product design, production, testing the main basis.

GB/T 22122-2008: Methods of measurement of surround audio for digital TV

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Methods of measurement of surround audio for digital TV ICS 33.160.25 M74 National Standards of People's Republic of China Digital TV Surround Sound Measurement Posted 2008-06-30 2009-01-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

The standard proposed by the People's Republic of China Ministry of Information Industry. This standard by the national audio, video and multimedia systems and equipment under the jurisdiction of the Standards Committee. This standard drafting units. China Electronics Standardization Institute, Guangzhou Sheng Digital Technology Co., Ltd. The main drafters of this standard. Memorial, Liu Lun good following, Wang Qi, Fanke Feng, Cao Ling. Digital TV Surround Sound Measurement

1 Scope

This standard specifies the digital TV surround sound, dual-channel measurement of electrical properties of sound projects, measurement conditions and methods of measurement. This standard applies to standard definition and high definition digital television receivers (digital TV receivers and digital television receivers), is Product design, production, the main basis for inspection.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 17975.1-2000 Information technology - Generic coding of moving pictures and associated audio information - Part 1. System (idt ISO / IEC 13818-1.1996) GB/T 17975.3-2002 Information technology - Generic coding of moving pictures and associated audio information - Part 3. Audio (ISO / IEC 13818-3.1998, IDT) GB/T 17975.7-2002 Information technology - Generic coding of moving pictures and associated audio information - Part 7. Advanced Audio Coding (ACC) (ISO /IEC 13818-7.1997, IDT) SJ/T 11180-1998 and audio visual equipment digital audio portion of the audio characteristics of the basic methods of measurement SJ/T 11324-2006 digital television receivers term SJ/T 11368-2006 multi-channel digital audio codec specification ITU-RBS. 1196-1 digital terrestrial television broadcasting Audio Coding 3 Terms, definitions and abbreviations 3.1 Terms and Definitions SJ/T 11324-2006 and established the following terms and definitions apply to this standard. 3.1.1 Respectively, corresponding to the maximum positive and maximum negative value of the maximum positive and maximum negative digital codes coded values. Surround sound is used to deliver 5.1 audio channel. Consists of six independent channels, namely left channel (L), center channel (C), Right channel (R), left surround channel (Ls), right surround channel (Rs) and a low frequency enhancement channel (LFE), also commonly referred to as 0.1 channel. 3.2 Acronyms The following abbreviations apply to this standard. AAC. Advancedaudiocoding Advanced Audio Coding C. Centerchannel center channel dBFS. decibelfulscale digital audio signal level units (0dBFS equal to "full-scale" digital audio reference level) L. Leftchannel left channel LFE. Lowfrequencyenhancedchannel low frequency enhancement channel Ls. Leftsurroundchannel left surround channel MPEG-2. Generic coding of moving pictures and associated audio standards CodingofMovingPictureandAssociatedAudio signal ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 22122-2008_English be delivered?

Answer: Upon your order, we will start to translate GB/T 22122-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 22122-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 22122-2008_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.