Shift Values for Quasi-Cyclic LDPC Codes

A wireless transmitter comprising processing circuitry operable to:

• encode information bits using a low-density parity check, LDPC, code and a parity check matrix, PCM, the PCM being partitioned into square sub-matrices of size Z×z and being described by a base matrix and a shift vector, the shift vector using a shift size Z=7*2j, where j is one of 0, 1, 2, 3, 4 and 5;
• and
• transmit the encoded information bits to a wireless receiver,
• wherein the base matrix has one entry for each Z×Z sub-matrix, the entry being 0 corresponding to the sub-matrix being a null matrix, and the entry being 1 corresponding to the sub-matrix being a cyclic-permutation matrix obtained from a Z×Z identity matrix by shifting columns to the right by k elements,
• wherein non-zero entries in the base matrix are described by triples (e, r, c) denoting that the non-zero entry with number e is in row r and column c of the base matrix, the triples being given by:
• (1, 1, 1) (2, 1, 2) (3, 1, 3) (4, 1, 4) (5, 1, 7) (6, 1, 10) (7, 1, 11) (8, 1, 12) (9, 2, 1) (10, 2, 4) (11, 2, 5) (12, 2, 6) (13, 2, 7) (14, 2, 8) (15, 2, 9) (16, 2, 10) (17, 2, 12) (18, 2, 13) (19, 3, 1) (20, 3, 2) (21, 3, 4) (22, 3, 5) (23, 3, 9) (24, 3, 11) (25, 3, 13) (26, 3, 14) (27, 4, 2) (28, 4, 3) (29, 4, 5) (30, 4, 6) (31, 4, 7) (32, 4, 8) (33, 4, 9) (34, 4, 10) (35, 4, 11) (36, 4, 14) (37, 5, 1) (38, 5, 2) (39, 5, 12) (40, 5, 15) (41, 6, 1) (42, 6, 2) (43, 6, 6) (44, 6, 8) (45, 6, 12) (46, 6, 16) (47, 7, 1) (48, 7, 6) (49, 7, 8) (50, 7, 10) (51, 7, 12) (52, 7, 17) (53, 8, 2) (54, 8, 6) (55, 8, 8) (56, 8, 12) (57, 8, 14) (58, 8, 18) (59, 9, 1) (60, 9, 2) (61, 9, 13) (62, 9, 19) (63, 10, 2) (64, 10, 9) (65, 10, 11) (66, 10, 12) (67, 10, 20) (68, 11, 1) (69, 11, 2) (70, 11, 7) (71, 11, 8) (72, 11, 21) (73, 12, 1) (74, 12, 8) (75, 12, 10) (76, 12, 14) (77, 12, 22) (78, 13, 2) (79, 13, 4) (80, 13, 12) (81, 13, 23) (82, 14, 1) (83, 14, 2) (84, 14, 9) (85, 14, 14) (86, 14, 24) (87, 15, 2) (88, 15, 7) (89, 15, 12) (90, 15, 14) (91, 15, 25) (92, 16, 1) (93, 16, 11) (94, 16, 12) (95, 16, 26) (96, 17, 2) (97, 17, 10) (98, 17, 12) (99, 17, 13) (100, 17, 27) (101, 18, 2) (102, 18, 6) (103, 18, 12) (104, 18, 13) (105, 18, 28) (106, 19, 1) (107, 19, 7) (108, 19, 8) (109, 19, 29) (110, 20, 1) (111, 20, 2) (112, 20, 11) (113, 20, 30) (114, 21, 2) (115, 21, 5) (116, 21, 12) (117, 21, 31) (118, 22, 1) (119, 22, 9) (120, 22, 14) (121, 22, 32) (122, 23, 2) (123, 23, 3) (124, 23, 33) (125, 24, 1) (126, 24, 4) (127, 24, 6) (128, 24, 34) (129, 25, 2) (130, 25, 3) (131, 25, 10) (132, 25, 35) (133, 26, 1) (134, 26, 6) (135, 26, 36) (136, 27, 3) (137, 27, 8) (138, 27, 13) (139, 27, 14) (140, 27, 37) (141, 28, 1) (142, 28, 7) (143, 28, 38) (144, 29, 2) (145, 29, 3) (146, 29, 6) (147, 29, 39) (148, 30, 1) (149, 30, 5) (150, 30, 40) (151, 31, 3) (152, 31, 6) (153, 31, 8) (154, 31, 10) (155, 31, 41) (156, 32, 2) (157, 32, 14) (158, 32, 42) (159, 33, 1) (160, 33, 6) (161, 33, 13) (162, 33, 43) (163, 34, 3) (164, 34, 8) (165, 34, 11) (166, 34, 44) (167, 35, 1) (168, 35, 13) (169, 35, 14) (170, 35, 45) (171, 36, 2) (172, 36, 6) (173, 36, 12) (174, 36, 46) (175, 37, 1) (176, 37, 3) (177, 37, 8) (178, 37, 47) (179, 38, 11) (180, 38, 14) (181, 38, 48) (182, 39, 2) (183, 39, 6) (184, 39, 12) (185, 39, 49) (186, 40, 1) (187, 40, 8) (188, 40, 13) (189, 40, 50) (190, 41, 3) (191, 41, 11) (192, 41, 14) (193, 41, 51) (194, 42, 2) (195, 42, 6) (196, 42, 12) (197, 42, 52),
• wherein for the non-Pro entry with number e the number k is defined by a shift coefficient given by mod(Ve, Z) with Ve denoting the e-th element of the shift vector and the shift vector is:
• [72, 110, 23, 181, 95, 8, 1, 0, 53, 156, 115, 156, 115, 200, 29, 31, 0, 0, 152, 131, 46, 191, 91, 0, 0, 0, 185, 6, 36, 124, 124, 110, 156, 133, 1, 0, 200, 16, 101, 0, 185, 138, 170, 219, 193, 0, 123, 55, 31, 222, 209, 0, 103, 13, 105, 150, 181, 0, 147, 43, 152, 0, 2, 30, 184, 83, 0, 174, 150, 8, 56, 0, 99, 138, 110, 99, 0, 46, 217, 109, 0, 37, 113, 143, 140, 0, 36, 95, 40, 116, 0, 116, 200, 110, 0, 75, 158, 134, 97, 0, 48, 132, 206, 2, 0, 68, 16, 156, 0, 35, 138, 86, 0, 6, 20, 141, 0, 80, 43, 81, 0, 49, 1, 0, 156, 54, 134, 0, 153, 88, 63, 0, 211, 94, 0, 90, 6, 221, 6, 0, 27, 118, 0, 216, 212, 193, 0, 108, 61, 0, 106, 44, 185, 176, 0, 147, 182, 0, 108, 21, 110, 0, 71, 12, 109, 0, 29, 201, 69, 0, 91, 165, 55, 0, 1, 175, 83, 0, 40, 12, 0, 37, 97, 46, 0, 106, 181, 154, 0, 98, 35, 36, 0, 120, 101, 81, 0].

A wireless receiver comprising processing circuitry operable to:

• receive encoded Information bits from a wireless transmitter;
• and
• decode the information bits using a low-density parity check, LDPC, code and a parity check matrix, PCM, the PCM being partitioned into square sub-matrices of size Z×Z and being described by a base matrix and a shift vector, the shift vector using a shift size Z=7*2j, where j is one of 0, 1, 2, 3, 4 and 5,
• wherein the base matrix has one entry for each Z×Z sub-matrix, the entry being 0 corresponding to the sub-matrix being a null matrix, and the entry being 1 corresponding to the sub-matrix being a cyclic-permutation matrix obtained from a Z×Z identity matrix by sifting columns to the right by k elements,
• wherein non-zero entries in the base matrix are described by triples (e, r, c) denoting that the non-zero entry with number e is in row r and column c of the base matrix, the triples being given by:
• (1, 1, 1) (2, 1, 2) (3, 1, 3) (4, 1, 4) (5, 1, 7) (6, 1, 10) (7, 1, 11) (8, 1, 12) (9, 2, 1) (10, 2, 4) (11, 2, 5) (12, 2, 6) (13, 2, 7) (14, 2, 8) (15, 2, 9) (16, 2, 10) (17, 2, 12) (18, 2, 13) (19, 3, 1) (20, 3, 2) (21, 3, 4) (22, 3, 5) (23, 3, 9) (24, 3, 11) (25, 3, 13) (26, 3, 14) (27, 4, 2) (28, 4, 3) (29, 4, 5) (30, 4, 6) (31, 4, 7) (32, 4, 8) (33, 4, 9) (34, 4, 10) (35, 4, 11) (36, 4, 14) (37, 5, 1) (38, 5, 2) (39, 5, 12) (40, 5, 15) (41, 6, 1) (42, 6, 2) (43, 6, 6) (44, 6, 8) (45, 6, 12) (46, 6, 16) (47, 7, 1) (48, 7, 6) (49, 7, 8) (50, 7, 10) (51, 7, 12) (52, 7, 17) (53, 8, 2) (54, 8, 6) (55, 8, 8) (56, 8, 12) (57, 8, 14) (58, 8, 18) (59, 9, 1) (60, 9, 2) (61, 9, 13) (62, 9, 19) (63, 10, 2) (64, 10, 9) (65, 10, 11) (66, 10, 12) (67, 10, 20) (68, 11, 1) (69, 11, 2) (70, 11, 7) (71, 11, 8) (72, 11, 21) (73, 12, 1) (74, 12, 8) (75, 12, 10) (76, 12, 14) (77, 12, 22) (78, 13, 2) (79, 13, 4) (80, 13, 12) (81, 13, 23) (82, 14, 1) (83, 14, 2) (84, 14, 9) (85, 14, 14) (86, 14, 24) (87, 15, 2) (88, 15, 7) (89, 15, 12) (90, 15, 14) (91, 15, 25) (92, 16, 1) (93, 16, 11) (94, 16, 12) (95, 16, 26) (96, 17, 2) (97, 17, 10) (98, 17, 12) (99, 17, 13) (100, 17, 27) (101, 18, 2) (102, 18, 6) (103, 18, 12) (104, 18, 13) (105, 18, 28) (106, 19, 1) (107, 19, 7) (108, 19, 8) (109, 19, 29) (110, 20, 1) (111, 20, 2) (112, 20, 11) (113, 20, 30) (114, 21, 2) (115, 21, 5) (116, 21, 12) (117, 21, 31) (118, 22, 1) (119, 22, 9) (120, 22, 14) (121, 22, 32) (122, 23, 2) (123, 23, 3) (124, 23, 33) (125, 24, 1) (126, 24, 4) (127, 24, 6) (128, 24, 34) (129, 25, 2) (130, 25, 3) (131, 25, 10) (132, 25, 35) (133, 26, 1) (134, 26, 6) (135, 26, 36) (136, 27, 3) (137, 27, 8) (138, 27, 13) (139, 27, 14) (140, 27, 37) (141, 28, 1) (142, 28, 7) (143, 28, 38) (144, 29, 2) (145, 29, 3) (146, 29, 6) (147, 29, 39) (148, 30, 1) (149, 30, 5) (150, 30, 40) (151, 31, 3) (152, 31, 6) (153, 31, 8) (154, 31, 10) (155, 31, 41) (156, 32, 2) (157, 32, 14) (158, 32, 42) (159, 33, 1) (160, 33, 6) (161, 33, 13) (162, 33, 43) (163, 34, 3) (164, 34, 8) (165, 34, 11) (166, 34, 44) (167, 35, 1) (168, 35, 13) (169, 35, 14) (170, 35, 45) (171, 36, 2) (172, 36, 6) (173, 36, 12) (174, 36, 46) (175, 37, 1) (176, 37, 3) (177, 37, 8) (178, 37, 47) (179, 38, 11) (180, 38, 14) (181, 38, 48) (182, 39, 2) (183, 39, 6) (184, 39, 12) (185, 39, 49) (186, 40, 1) (187, 40, 8) (188, 40, 13) (189, 40, 50) (190, 41, 3) (191, 41, 11) (192, 41, 14) (193, 41, 51) (194, 42, 2) (195, 42, 6) (196, 42, 12) (197, 42, 52),
• wherein for the non-zero entry with number e the number k is defined by a shift coefficient given by mod(Ve, Z), with Ve denoting the e-th element of the shift vector and the shift vector is:
• [72, 110, 23, 181, 95, 8, 1, 0, 53, 156, 115, 156, 115, 200, 29, 31, 0, 0, 152, 131, 46, 191, 91, 0, 0, 0, 185, 6, 36, 124, 124, 110, 156, 133, 1, 0, 200, 16, 101, 0, 185, 138, 170, 219, 193, 0, 123, 55, 31, 222, 209, 0, 103, 13, 105, 150, 181, 0, 147, 43, 152, 0, 2, 30, 184, 83, 0, 174, 150, 8, 56, 0, 99, 138, 110, 99, 0, 46, 217, 109, 0, 37, 113, 143, 140, 0, 36, 95, 40, 116, 0, 116, 200, 110, 0, 75, 158, 134, 97, 0, 48, 132, 206, 2, 0, 68, 16, 156, 0, 35, 138, 86, 0, 6, 20, 141, 0, 80, 43, 81, 0, 49, 1, 0, 156, 54, 134, 0, 153, 88, 63, 0, 211, 94, 0, 90, 6, 221, 6, 0, 27, 118, 0, 216, 212, 193, 0, 108, 61, 0, 106, 44, 185, 176, 0, 147, 182, 0, 108, 21, 110, 0, 71, 12, 109, 0, 29, 201, 69, 0, 91, 165, 55, 0, 1, 175, 83, 0, 40, 12, 0, 37, 97, 46, 0, 106, 181, 154, 0, 98, 35, 36, 0, 120, 101, 81, 0].

A method for use in a wireless transmitter of a wireless communication network, the method comprising:

• encoding information bits using a low-density parity check (LDPC) code and a parity check matrix (PCM), the PCM being partitioned into square sub-matrices of size Z×Z and being described by a base matrix and a shift vector, the shift vector using a shift size Z=7*2j, where j is one of 0, 1, 2, 3, 4 and 5;
• and
• transmitting the encoded information bits to a wireless receiver,
• wherein the base matrix has one entry for each Z×Z sub-matrix, the entry being 0 corresponding to the sub-matrix being a null matrix, and the entry being 1 corresponding to the sub-matrix being a cyclic-permutation matrix obtained from a Z×Z identity matrix by shifting columns to the right by k elements,
• wherein non-zero entries in the base matrix are described by triples (e, r, c) denoting that the non-zero entry with number e is in row r and column c of the base matrix, the triples being given by:
• (1, 1, 1) (2, 1, 2) (3, 1, 3) (4, 1, 4) (5, 1, 7) (6, 1, 10) (7, 1, 11) (8, 1, 12) (9, 2, 1) (10, 2, 4) (11, 2, 5) (12, 2, 6) (13, 2, 7) (14, 2, 8) (15, 2, 9) (16, 2, 10) (17, 2, 12) (18, 2, 13) (19, 3, 1) (20, 3, 2) (21, 3, 4) (22, 3, 5) (23, 3, 9) (24, 3, 11) (25, 3, 13) (26, 3, 14) (27, 4, 2) (28, 4, 3) (29, 4, 5) (30, 4, 6) (31, 4, 7) (32, 4, 8) (33, 4, 9) (34, 4, 10) (35, 4, 11) (36, 4, 14) (37, 5, 1) (38, 5, 2) (39, 5, 12) (40, 5, 15) (41, 6, 1) (42, 6, 2) (43, 6, 6) (44, 6, 8) (45, 6, 12) (46, 6, 16) (47, 7, 1) (48, 7, 6) (49, 7, 8) (50, 7, 10) (51, 7, 12) (52, 7, 17) (53, 8, 2) (54, 8, 6) (55, 8, 8) (56, 8, 12) (57, 8, 14) (58, 8, 18) (59, 9, 1) (60, 9, 2) (61, 9, 13) (62, 9, 19) (63, 10, 2) (64, 10, 9) (65, 10, 11) (66, 10, 12) (67, 10, 20) (68, 11, 1) (69, 11, 2) (70, 11, 7) (71, 11, 8) (72, 11, 21) (73, 12, 1) (74, 12, 8) (75, 12, 10) (76, 12, 14) (77, 12, 22) (78, 13, 2) (79, 13, 4) (80, 13, 12) (81, 13, 23) (82, 14, 1) (83, 14, 2) (84, 14, 9) (85, 14, 14) (86, 14, 24) (87, 15, 2) (88, 15, 7) (89, 15, 12) (90, 15, 14) (91, 15, 25) (92, 16, 1) (93, 16, 11) (94, 16, 12) (95, 16, 26) (96, 17, 2) (97, 17, 10) (98, 17, 12) (99, 17, 13) (100, 17, 27) (101, 18, 2) (102, 18, 6) (103, 18, 12) (104, 18, 13) (105, 18, 28) (106, 19, 1) (107, 19, 7) (108, 19, 8) (109, 19, 29) (110, 20, 1) (111, 20, 2) (112, 20, 11) (113, 20, 30) (114, 21, 2) (115, 21, 5) (116, 21, 12) (117, 21, 31) (118, 22, 1) (119, 22, 9) (120, 22, 14) (121, 22, 32) (122, 23, 2) (123, 23, 3) (124, 23, 33) (125, 24, 1) (126, 24, 4) (127, 24, 6) (128, 24, 34) (129, 25, 2) (130, 25, 3) (131, 25, 10) (132, 25, 35) (133, 26, 1) (134, 26, 6) (135, 26, 36) (136, 27, 3) (137, 27, 8) (138, 27, 13) (139, 27, 14) (140, 27, 37) (141, 28, 1) (142, 28, 7) (143, 28, 38) (144, 29, 2) (145, 29, 3) (146, 29, 6) (147, 29, 39) (148, 30, 1) (149, 30, 5) (150, 30, 40) (151, 31, 3) (152, 31, 6) (153, 31, 8) (154, 31, 10) (155, 31, 41) (156, 32, 2) (157, 32, 14) (158, 32, 42) (159, 33, 1) (160, 33, 6) (161, 33, 13) (162, 33, 43) (163, 34, 3) (164, 34, 8) (165, 34, 11) (166, 34, 44) (167, 35, 1) (168, 35, 13) (169, 35, 14) (170, 35, 45) (171, 36, 2) (172, 36, 6) (173, 36, 12) (174, 36, 46) (175, 37, 1) (176, 37, 3) (177, 37, 8) (178, 37, 47) (179, 38, 11) (180, 38, 14) (181, 38, 48) (182, 39, 2) (183, 39, 6) (184, 39, 12) (185, 39, 49) (186, 40, 1) (187, 40, 8) (188, 40, 13) (189, 40, 50) (190, 41, 3) (191, 41, 11) (192, 41, 14) (193, 41, 51) (194, 42, 2) (195, 42, 6) (196, 42, 12) (197, 42, 52),
• wherein for the non-zero entry with number e the number k is defined by a shift coefficient given by mod(Ve, Z), with Ve denoting the e-th element of the shift vector and the shift vector is:
• [72, 110, 23, 181, 95, 8, 1, 0, 53, 156, 115, 156, 115, 200, 29, 31, 0, 0, 152, 131, 46, 191, 91, 0, 0, 0, 185, 6, 36, 124, 124, 110, 156, 133, 1, 0, 200, 16, 101, 0, 185, 138, 170, 219, 193, 0, 123, 55, 31, 222, 209, 0, 103, 13, 105, 150, 181, 0, 147, 43, 152, 0, 2, 30, 184, 83, 0, 174, 150, 8, 56, 0, 99, 138, 110, 99, 0, 46, 217, 109, 0, 37, 113, 143, 140, 0, 36, 95, 40, 116, 0, 116, 200, 110, 0, 75, 158, 134, 97, 0, 48, 132, 206, 2, 0, 68, 16, 156, 0, 35, 138, 86, 0, 6, 20, 141, 0, 80, 43, 81, 0, 49, 1, 0, 156, 54, 134, 0, 153, 88, 63, 0, 211, 94, 0, 90, 6, 221, 6, 0, 27, 118, 0, 216, 212, 193, 0, 108, 61, 0, 106, 44, 185, 176, 0, 147, 182, 0, 108, 21, 110, 0, 71, 12, 109, 0, 29, 201, 69, 0, 91, 165, 55, 0, 1, 175, 83, 0, 40, 12, 0, 37, 97, 46, 0, 106, 181, 154, 0, 98, 35, 36, 0, 120, 101, 81, 0].

A method for use in a wireless receiver of a wireless communication network, the method comprising:

• receiving (312) encoded information bits from a wireless transmitter, and
• decoding (314) the information bits using a low density parity check (LDPC) code and a parity check matrix (PCM), the PCM being partitioned into square sub-matrices of size Z×Z and being described by a base matrix and a shift vector, the shift vector using a shift size Z=7*2j, where j is one of 0, 1, 2, 3, 4 and 5,
• wherein the base matrix has one entry for each Z×Z sub-matrix, the entry being 0 corresponding to the sub-matrix being a null matrix, and the entry being 1 corresponding to the sub-matrix being a cyclic-permutation matrix obtained from a Z×Z identity matrix by shifting columns to the right by k elements,
• wherein non-zero entries in the base matrix are described by triples (e, r, c) denoting that the non-zero entry with number e is in row r and column c of the base matrix, the triples being given by:
• (1, 1, 1) (2, 1, 2) (3, 1, 3) (4, 1, 4) (5, 1, 7) (6, 1, 10) (7, 1, 11) (8, 1, 12) (9, 2, 1) (10, 2, 4) (11, 2, 5) (12, 2, 6) (13, 2, 7) (14, 2, 8) (15, 2, 9) (16, 2, 10) (17, 2, 12) (18, 2, 13) (19, 3, 1) (20, 3, 2) (21, 3, 4) (22, 3, 5) (23, 3, 9) (24, 3, 11) (25, 3, 13) (26, 3, 14) (27, 4, 2) (28, 4, 3) (29, 4, 5) (30, 4, 6) (31, 4, 7) (32, 4, 8) (33, 4, 9) (34, 4, 10) (35, 4, 11) (36, 4, 14) (37, 5, 1) (38, 5, 2) (39, 5, 12) (40, 5, 15) (41, 6, 1) (42, 6, 2) (43, 6, 6) (44, 6, 8) (45, 6, 12) (46, 6, 16) (47, 7, 1) (48, 7, 6) (49, 7, 8) (50, 7, 10) (51, 7, 12) (52, 7, 17) (53, 8, 2) (54, 8, 6) (55, 8, 8) (56, 8, 12) (57, 8, 14) (58, 8, 18) (59, 9, 1) (60, 9, 2) (61, 9, 13) (62, 9, 19) (63, 10, 2) (64, 10, 9) (65, 10, 11) (66, 10, 12) (67, 10, 20) (68, 11, 1) (69, 11, 2) (70, 11, 7) (71, 11, 8) (72, 11, 21) (73, 12, 1) (74, 12, 8) (75, 12, 10) (76, 12, 14) (77, 12, 22) (78, 13, 2) (79, 13, 4) (80, 13, 12) (81, 13, 23) (82, 14, 1) (83, 14, 2) (84, 14, 9) (85, 14, 14) (86, 14, 24) (87, 15, 2) (88, 15, 7) (89, 15, 12) (90, 15, 14) (91, 15, 25) (92, 16, 1) (93, 16, 11) (94, 16, 12) (95, 16, 26) (96, 17, 2) (97, 17, 10) (98, 17, 12) (99, 17, 13) (100, 17, 27) (101, 18, 2) (102, 18, 6) (103, 18, 12) (104, 18, 13) (105, 18, 28) (106, 19, 1) (107, 19, 7) (108, 19, 8) (109, 19, 29) (110, 20, 1) (111, 20, 2) (112, 20, 11) (113, 20, 30) (114, 21, 2) (115, 21, 5) (116, 21, 12) (117, 21, 31) (118, 22, 1) (119, 22, 9) (120, 22, 14) (121, 22, 32) (122, 23, 2) (123, 23, 3) (124, 23, 33) (125, 24, 1) (126, 24, 4) (127, 24, 6) (128, 24, 34) (129, 25, 2) (130, 25, 3) (131, 25, 10) (132, 25, 35) (133, 26, 1) (134, 26, 6) (135, 26, 36) (136, 27, 3) (137, 27, 8) (138, 27, 13) (139, 27, 14) (140, 27, 37) (141, 28, 1) (142, 28, 7) (143, 28, 38) (144, 29, 2) (145, 29, 3) (146, 29, 6) (147, 29, 39) (148, 30, 1) (149, 30, 5) (150, 30, 40) (151, 31, 3) (152, 31, 6) (153, 31, 8) (154, 31, 10) (155, 31, 41) (156, 32, 2) (157, 32, 14) (158, 32, 42) (159, 33, 1) (160, 33, 6) (161, 33, 13) (162, 33, 43) (163, 34, 3) (164, 34, 8) (165, 34, 11) (166, 34, 44) (167, 35, 1) (168, 35, 13) (169, 35, 14) (170, 35, 45) (171, 36, 2) (172, 36, 6) (173, 36, 12) (174, 36, 46) (175, 37, 1) (176, 37, 3) (177, 37, 8) (178, 37, 47) (179, 38, 11) (180, 38, 14) (181, 38, 48) (182, 39, 2) (183, 39, 6) (184, 39, 12) (185, 39, 49) (186, 40, 1) (187, 40, 8) (188, 40, 13) (189, 40, 50) (190, 41, 3) (191, 41, 11) (192, 41, 14) (193, 41, 51) (194, 42, 2) (195, 42, 6) (196, 42, 12) (197, 42, 52),
• wherein for the non-zero entry with number e the number k is defined by a shift coefficient given by mod(Ve, Z), with Ve denoting the e-th element of the shift vector and the shift vector is:
• [72, 110, 23, 181, 95, 8, 1, 0, 53, 156, 115, 156, 115, 200, 29, 31, 0, 0, 152, 131, 46, 191, 91, 0, 0, 0, 185, 6, 36, 124, 124, 110, 156, 133, 1, 0, 200, 16, 101, 0, 185, 138, 170, 219, 193, 0, 123, 55, 31, 222, 209, 0, 103, 13, 105, 150, 181, 0, 147, 43, 152, 0, 2, 30, 184, 83, 0, 174, 150, 8, 56, 0, 99, 138, 110, 99, 0, 46, 217, 109, 0, 37, 113, 143, 140, 0, 36, 95, 40, 116 0, 116, 200, 110, 0, 75, 158, 134, 97, 0, 48, 132, 206, 2, 0, 68, 16, 156, 0, 35, 138, 86, 0, 6, 20, 141, 0, 80, 43, 81, 0, 49, 1, 0, 156, 54, 134, 0, 153, 88, 63, 0, 211, 94, 0, 90, 6, 221, 6, 0, 27, 118, 0, 216, 212, 193, 0, 108, 61, 0, 106, 44, 185, 176, 0, 147, 182, 0, 108, 21, 110, 0, 71, 12, 109, 0, 29, 201, 69, 0, 91, 165, 55, 0, 1, 175, 83, 0, 40, 12, 0, 37, 97, 46, 0, 106, 181, 154, 0, 98, 35, 36, 0, 120, 101, 81, 0].