Patent SG-11201811757U-A (SG)
Title: Uplink multiple-input multiple-output (mimo) scheduling using beamformed reference signals
Inventor: SUNDARARAJAN JAY KUMAR
IPC: H04B7/04
Filed: 2017-08-11
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property -C.-- -.` 11111111111111111111111111111111111111111111111111111111111111011111111111 Organization International Bureau (10) International Publication Number 03 (43) International Publication Date .....•\"\" WO 2018/028693 Al 15 February 2018 (15.02.2018) W I P0 I P C T (51) International Patent Classification: H04B 7/04 (2017.01) (21) International Application Number: (22) International Filing Date: 11 (25) Filing Language: (26) Publication Language: (30) Priority Data: PCT/CN2016/094956 12 August (71) Applicant: QUALCOMM INCORPORATED c/o International IP Administration, 5775 Morehouse Drive, San Diego, California 92121-1714 (72) Inventors; and (71) Applicants (for US only): SUNDARARAJAN, — mar [IN/US]; 5775 Morehouse ifornia 92121-1714 (US). BHUSHAN, Naga [US/US]; 5775 Morehouse Drive, San Diego, California 92121-1714 (US). SUN, Haitong [CN/US]; 5775 Morehouse Drive, San PCT/CN2017/097197 Diego, California 92121-1714 (US). JI, Tingfang [US/US]; 5775 Morehouse Drive, San Diego, California 92121-1714 (US). ZHANG, Yu [CN/CN]; 5775 Morehouse Drive, August 2017 (11.08.2017) San Diego, California 92121-1714 (US). CHEN, Wanshi English [CN/US]; 5775 Morehouse Drive, San Diego, California 92121-1714 (US). English (74) Agent: NTD PATENT & TRADEMARK AGENCY LIMITED; 10th Floor, Block A, Investment Plaza, 27 Jin- rongdajie, Xicheng District, Beijing 100033 (CN). 2016 (12.08.2016) CN (81) Designated States (unless otherwise indicated, for every [US/US]; kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, (US). CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, Jay Ku-KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, Drive, San Diego, Cal- MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, = MULTIPLE-OUTPUT (MIMO) SCHEDULING I w ( 1102 USING BEAMFORMED REFERENCE beamforming parameters for uplink identifying one or more parameters for using beamforming in accordance with signaling for adjusting the one or more (54) Title: UPLINK MULTIPLE-INPUT SIGNALS = = IDENTIFY ONE OR MORE PARAMETERS FOR BEAMFORMED TRANSMISSION TO A TRANSMIT RECEIVE POINT (TRP) = = (- 1104 = TRANSMIT A REFERENCE SIGNAL USING BEAMFORMING IN ACCORDANCE WITH THE IDENTIFIED PARAMETERS = = = ( -1106 = = RECEIVE, FROM THE TRP IN RESPONSE TO THE REFERENCE SIGNAL, SIGNALING FOR ADJUSTING THE ONE OR MORE PARAMETERS FOR ONE OR MORE SUBSEQUENT BEAMFORMED TRANSMISSIONS _ Il M C:r GC C (57) : Aspects of the present ---- transmissions based on an uplink reference *t beamformed transmission to a transmit Il cz the identified parameters, and receiving, ei parameters for one or more subsequent beamformed transmissions. FIG. 11 disclosure provide methods and apparatus for selecting signal. An example method generally includes receive point (TRP), transmitting a reference signal from the TRP in response to the reference signal, O [Continued on next page] WO 2018/028693 Al MIDEDIMOMOIDEIRDERIONIHMOIHROMOVOIMIE OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Declarations under Rule 4.17: — of inventorship (Rule 4.17(iv)) Published: — with international search report (Art. 21(3))