1
Uesugi Mitsuru: Transmitter and receiver and data transmission method. Matsushita Electric, June 21, 2000: EP1011245-A1 (42 worldwide citation)

On a transmitting side, a coder 101 distributes transmitting signals to a plurality of hierarchies in unit of cell and carries out coding such that an error detection can be performed for each hierarchy, and stores a result to a data buffer 102, thereafter a hierarchical modulator 103 hierarchically ...


2
Kitagawa Keiichi, Uesugi Mitsuru: Cdma radio communication system and method. Matsushita Electric, December 15, 2000: JP2000-349689 (36 worldwide citation)

PROBLEM TO BE SOLVED: To provide a system which has comparatively high resistance to the fading, shadowing, etc., can improve its quality and also can shorten the guard time and increase the cell radius in a TDD(time division duplex) system by performing the chip interleaving processing to the sprea ...


3
Uesugi Mitsuru: Cdma radio communication system. Matsushita Electric, April 7, 2000: JP2000-101478 (35 worldwide citation)

PROBLEM TO BE SOLVED: To allow delays and errors in sending power control in fast phasing, etc., by performing a chip interleaving processing for transmit data spread at a specific spreading rate, and receiving the transmit data and performing deinterleaving processing, chip by chip.SOLUTION: A tran ...


4
Aizawa Junichi, Kami Toyoki, Uesugi Mitsuru, Aoyama Takahisa, Hoshino Masayuki: Radio communication equipment and radio communication method. Matsushita Electric, November 30, 2001: JP2001-333051 (29 worldwide citation)

PROBLEM TO BE SOLVED: To provide a radio communication equipment that conducts communication with a communication system corresponding to a change in channel.SOLUTION: A separate section 109 separates an output signal from a demodulation section 108 into received data and an OK signal or an NG signa ...


5
Ishi Takamasu, Kato Osamu, Uesugi Mitsuru: Device and method for radio communication. Matsushita Electric, August 29, 2000: JP2000-236343 (28 worldwide citation)

PROBLEM TO BE SOLVED: To cope with asymmetric traffic and the QoS of a user with fidelity and to improve a frame utilization rate and system capacity. SOLUTION: An outgoing transmission condition buffer 601 stores information concerning the outgoing transmission waiting cell of each communicating pa ...


6
Yoshii Isamu, Uesugi Mitsuru, Uehara Toshiyuki: Radio communication system and method of scheduling. Matsushita Electric, January 22, 2004: JP2004-023716 (27 worldwide citation)

PROBLEM TO BE SOLVED: To enable all mobile station devices to properly receive data sent to each of the devices when the data are sent to different mobile station devices from a plurality of transmission antennas.SOLUTION: A scheduler 104 performs scheduling which decides the order of data transmiss ...


7
Uesugi Mitsuru, Kiya Kazuyuki, Kato Osamu: Method and apparatus for transmission power control in a cdma communication system. Matsushita Electric, January 27, 1999: EP0893889-A2 (18 worldwide citation)

Pilot symbol 1021 of the first slot and TPC symbol 1022 thereof are transmitted by the same transmission power as that one the commencement of transmission, and the transmission power of data symbol 1023 is made zero. In slots including and after the second slot, pilot symbol 1031 and TPC symbol 103 ...


8
Uesugi Mitsuru, Suzuki Hidetoshi, Miyoshi Kenichi: Radio transmission device and transmission signal mapping method. Matsushita Electric, June 14, 2002: JP2002-171298 (18 worldwide citation)

PROBLEM TO BE SOLVED: To improve the reception performance and the transmission efficiency including decoding and retransmission on the reception side.SOLUTION: An S/P conversion part 101a converts transmission data A from serial data to parallel data and outputs this parallel data to a 16QAM mappin ...


9
Kitagawa Keiichi, Uesugi Mitsuru, Miya Kazuyuki, Kasapidis Makis: Method of controlling transmission power and apparatus for transmission and reception. Matsushita Electric, June 27, 2001: EP1111815-A1 (18 worldwide citation)

In received quality detection section 108, SIR measuring section 201 measures SIR of a despread signal, averaging section 202 calculates an average value of measured SIR over predetermined N slots, subtraction section 203 subtracts reference SIR stored in storage section 204 from the average SIR, an ...


10
Uesugi Mitsuru: Interference suppression transmitter and interference suppression transmission method. Matsushita Electric, June 29, 2001: JP2001-177468 (15 worldwide citation)

PROBLEM TO BE SOLVED: To provide an interference suppression transmitter and interference suppression transmission method by which a communication opposite party can obtain a signal eliminating the effect of a delay wave or interference with a simple configuration.SOLUTION: A channel estimate sectio ...