Patent SG-11201806216Y-A (SG)
Title: Apparatus and method for encoding or decoding a multi-channel signal using a broadband alignment parameter and a plurality of narrowband alignment parameters
Inventor: BAYER STEFAN
IPC: G10L19/008
Filed: 2017-01-20
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property -, Organization MD 1111101110101011111 HO 11111011101110111101110111011110 EDO IIE III International Bureau ... .... ..Yjd ..... .yor::,„. (10) International Publication Number (43) International Publication Date WO 2017/125558 Al 27 July 2017 (27.07.2017) WIPO I PCT (51) International Patent Classification: 90409 Niimberg (DE). DOHLA, Stefan; Saidelsteig 61, G10L 19/008 (2013.01) 91058 Erlangen (DE). JAGERS, Wolfgang; Kulmbacher Str. 47, 91056 Erlangen (DE). DIETZ, Martin; Deutsch- (21) International Application Number: PCT/EP2017/051205 herrnstr. 37, 90429 Nurnberg (DE). MARKOVIC, Goran; Aachener Str. 19, 90425 Niimberg (DE). (22) International Filing Date: (74) Agents: ZINKLER, Franz et al.; c/o Schoppe, Zimmer- 20 January 2017 (20.01.2017) maim, Stockeler, Zinkler, Schenk & Partner mbB, (25) Filing Language: English Radlkoferstr. 2, 81373 Miinchen (DE). (26) Publication Language: English (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, (30) Priority Data: AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, 16152453.3 22 January 2016 (22.01.2016) EP BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, 16152450.9 22 January 2016 (22.01.2016) EP DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, (71) Applicant: FRAUNHOFER-GESELLSCHAFT ZUR HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, FORDERUNG DER ANGEWANDTEN FORSCHUNG KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, E.V. [DE/DE]; HansastraBe 27c, 80686 Miinchen (DE). MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, (72) Inventors: BAYER, Stefan; Dortmunder Str. 14, 90425 RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, Niimberg (DE). FOTOPOULOU, Eleni; Berckhauserstr. TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, 33, 90409 Niimberg (DE). MULTRUS, Markus; Etzlaub- ZA, ZM, ZW. weg 7, 90469 Niirnberg (DE). FUCHS, Guillaume; = (84) Designated States (unless otherwise indicated, for every — Joseph-Otto-Kolb-Str. 31, 91088 Bubenreuth (DE). RAV- ELLI, Emmanuel; Gerhart-Hauptmann-Str. 1, 91058 Er- kind of regional protection available): ARIPO (BW, GH, = — langen (DE). SCHNELL, Markus; Labenwolfstr. 15, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, — [Continued on next page] (54) Title: APPARATUS = BROADBAND ALIGNMENT — = 10 100 AND METHOD FOR ENCODING OR DECODING A MULTI-CHANNEL SIGNAL USING A PARAMETER AND A PLURALITY OF NARROWBAND ALIGNMENT PARAMETERS (57) : The apparatus for encoding a multi-channel signal having at multi-channel least two channels, comprises: a parameter determiner (100) for determining signal a broadband alignment parameter and a plurality of narrowband alignment = parameters from the multichannel signal; a signal aligner (200) for aligning the at least two channels using the broadband alignment parameter and the — parameter determiner 15 ? plurality of narrowband alignment parameters to obtain aligned channels; a signal processor (300) for calculating a mid-signal and a side signal using = broadband a. p. plurality of narrowband a. p the aligned channels; a signal encoder (400) for encoding the mid-signal to --- 14 obtain an encoded mid-signal and for encoding the side signal to obtain an encoded side signal; and an output interface (500) for generating an encoded = Y 4 y multi-channel signal comprising the encoded mid-signal, the encoded side = = — 12 signal aligner -------200 • broadband a. p. signal, information on the broadband alignment parameter and information • plurality of narrowband a. p on the plurality of narrowband alignment parameters. 20 aligned channels • level parameter = signal processor -- ----300 Il mid signal 31 -- ---- side signal ----32 41 encoded v 500 ? GC ir) level parameter -). signal encoder mid signal encoded ou put encoded signal ir) 400 ------- side signal interface ? 0- N Il ---.... IN 1-1 0 N 43-1 L stereo Fig. filling parameter 1 * 42 t 50 O WO 2017/125558 Al MIDEDIM011111 11111111MEDE1111111111111111111111111111110111111111111 TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, Published: TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, DE, LT, SE, GA, with international search 21(3)) report (Art. GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG).