公开(公告)号：DE60012944T2

公开(公告)日：2005-08-11

申请号：DE60012944

申请日：2000-09-11

Applicant: INTERDIGITAL TECH CORP

Inventor： MESECHER K ,  REZNIK ALEXANDER ,  GRIECO DONALD ,  CHEUNG GARY

IPC: H04B1/712 ,  H04B7/06 ,  H04B7/08 ,  H04B7/216 ,  H04B7/26 ,  H04J13/00 ,  H04M1/725 ,  H04Q7/38 ,  H04B1/707

Abstract: A receiving device comprising circuitry configured to receive a signal including pilot bits transmitted by a plurality of antennas; wherein the received signal includes data for a single user that was combined with different sequences producing a plurality of combined data sequences; wherein antenna-specific weights for the plurality of antennas are applied to each of the combined data sequences and the antenna specific weights are applied to pilot bits added with the combined data sequences; wherein the received signal includes the pilot bits for each of the plurality of antennas; and wherein the pilot bits for each antenna have a different sequence for that antenna; the circuitry is further configured to derive preferred weights for the received signal based on the pilot bits for each antenna; the circuitry is further configured to recover data for the single user from each of the combined data sequences; and the circuitry is further configured to combine data from the recovered data for the single user from each of the different sequences.

公开(公告)号：DE60012944D1

公开(公告)日：2004-09-16

申请号：DE60012944

申请日：2000-09-11

Applicant: INTERDIGITAL TECH CORP

Inventor： MESECHER K ,  REZNIK ALEXANDER ,  GRIECO DONALD ,  CHEUNG GARY

IPC: H04B1/712 ,  H04B7/06 ,  H04B7/08 ,  H04B7/216 ,  H04B7/26 ,  H04J13/00 ,  H04M1/725 ,  H04Q7/38 ,  H04B1/707

Abstract: A receiving device comprising circuitry configured to receive a signal including pilot bits transmitted by a plurality of antennas; wherein the received signal includes data for a single user that was combined with different sequences producing a plurality of combined data sequences; wherein antenna-specific weights for the plurality of antennas are applied to each of the combined data sequences and the antenna specific weights are applied to pilot bits added with the combined data sequences; wherein the received signal includes the pilot bits for each of the plurality of antennas; and wherein the pilot bits for each antenna have a different sequence for that antenna; the circuitry is further configured to derive preferred weights for the received signal based on the pilot bits for each antenna; the circuitry is further configured to recover data for the single user from each of the combined data sequences; and the circuitry is further configured to combine data from the recovered data for the single user from each of the different sequences.

公开(公告)号：HK1045613A1

公开(公告)日：2002-11-29

申请号：HK02106957

申请日：2002-09-24

Applicant: INTERDIGITAL TECH CORP

Inventor： MESECHER DAVID K ,  REZNIK ALEXANDER ,  GRIECO DONALD ,  CHEUNG GARY

IPC: H04B1/712 ,  H04B7/06 ,  H04B7/08 ,  H04B7/216 ,  H04B7/26 ,  H04J13/00 ,  H04M1/725 ,  H04Q7/38 ,  H04B

Abstract: A receiving device comprising circuitry configured to receive a signal including pilot bits transmitted by a plurality of antennas; wherein the received signal includes data for a single user that was combined with different sequences producing a plurality of combined data sequences; wherein antenna-specific weights for the plurality of antennas are applied to each of the combined data sequences and the antenna specific weights are applied to pilot bits added with the combined data sequences; wherein the received signal includes the pilot bits for each of the plurality of antennas; and wherein the pilot bits for each antenna have a different sequence for that antenna; the circuitry is further configured to derive preferred weights for the received signal based on the pilot bits for each antenna; the circuitry is further configured to recover data for the single user from each of the combined data sequences; and the circuitry is further configured to combine data from the recovered data for the single user from each of the different sequences.

公开(公告)号：NO20090123L

公开(公告)日：2002-05-03

申请号：NO20090123

申请日：2009-01-09

Applicant: INTERDIGITAL TECH CORP

Inventor： REZNIK ALEXANDER ,  MESECHER DAVID K ,  GRIECO DONALD ,  CHEUNG GARY

IPC: H04B1/712 ,  H04B7/06 ,  H04B7/08 ,  H04B7/216 ,  H04B7/26 ,  H04J13/00 ,  H04M1/725 ,  H04Q7/38

Abstract: A receiving device comprising circuitry configured to receive a signal including pilot bits transmitted by a plurality of antennas; wherein the received signal includes data for a single user that was combined with different sequences producing a plurality of combined data sequences; wherein antenna-specific weights for the plurality of antennas are applied to each of the combined data sequences and the antenna specific weights are applied to pilot bits added with the combined data sequences; wherein the received signal includes the pilot bits for each of the plurality of antennas; and wherein the pilot bits for each antenna have a different sequence for that antenna; the circuitry is further configured to derive preferred weights for the received signal based on the pilot bits for each antenna; the circuitry is further configured to recover data for the single user from each of the combined data sequences; and the circuitry is further configured to combine data from the recovered data for the single user from each of the different sequences.

公开(公告)号：ES2342062T3

公开(公告)日：2010-07-01

申请号：ES04018949

申请日：2000-09-11

Applicant: INTERDIGITAL TECH CORP

Inventor： MESECHER DAVID K ,  REZNIK ALEXANDER ,  GRIECO DONALD ,  CHEUNG GARY

IPC: H04B1/712 ,  H04B7/06 ,  H04B7/08 ,  H04B7/216 ,  H04B7/26 ,  H04J13/00 ,  H04M1/725 ,  H04Q7/38

Abstract: Método para recibir una señal de tráfico en un sistema de comunicación de acceso múltiple por división de código, el sistema transmitiendo una señal de tráfico sobre un espectro compartido, la señal de tráfico teniendo un código asociado, el método comprendiendo: recibir (502) las señales sobre el espectro compartido que incluyen la señal de tráfico y una señal de referencia, la señal de referencia teniendo un código de referencia asociado, donde la señal de referencia incluye una señal piloto y el código de referencia incluye un código piloto; muestrear (512; 514) las señales recibidas a una velocidad de chip para producir primeras muestras y muestras que son igualmente retrasadas por un intervalo de medio chip la una con respecto a la otra; desexpandir (504; 508) las respectivas primera y segunda muestras con el código de referencia y producir respectivos componentes desexpandidos de la señal recibida a partir de éstas; determinar un peso para cada componente desexpandido usando un algoritmo adaptativo (506), el algoritmo adaptativo proporcionando una determinación de un peso refinado para cada componentes desexpandido para minimizar la interferencia en la señal piloto recibida; y filtrar adaptativamente (510) las señales recibidas utilizando el código asociado de la señal de tráfico y los pesos refinados para producir los datos de la señal de tráfico.

公开(公告)号：HK1072838A1

公开(公告)日：2005-09-09

申请号：HK05103838

申请日：2005-05-06

Applicant: INTERDIGITAL TECH CORP

Inventor： MESECHER DAVID K ,  REZNIK ALEXANDER ,  DONALD GRIECO ,  CHEUNG GARY

IPC: H04B1/712 ,  H04B7/06 ,  H04B7/08 ,  H04B7/216 ,  H04B7/26 ,  H04J13/00 ,  H04M1/725 ,  H04Q7/38

Abstract: A receiving device comprising circuitry configured to receive a signal including pilot bits transmitted by a plurality of antennas; wherein the received signal includes data for a single user that was combined with different sequences producing a plurality of combined data sequences; wherein antenna-specific weights for the plurality of antennas are applied to each of the combined data sequences and the antenna specific weights are applied to pilot bits added with the combined data sequences; wherein the received signal includes the pilot bits for each of the plurality of antennas; and wherein the pilot bits for each antenna have a different sequence for that antenna; the circuitry is further configured to derive preferred weights for the received signal based on the pilot bits for each antenna; the circuitry is further configured to recover data for the single user from each of the combined data sequences; and the circuitry is further configured to combine data from the recovered data for the single user from each of the different sequences.

公开(公告)号：NO327636B1

公开(公告)日：2009-09-07

申请号：NO20021148

申请日：2002-03-07

Applicant: INTERDIGITAL TECH CORP

Inventor： MESECHER DAVID K ,  REZNIK ALEXANDER ,  GRIECO DONALD M ,  CHEUNG GARY

IPC: H04B1/712 ,  H04B7/06 ,  H04B7/08 ,  H04B7/216 ,  H04B7/26 ,  H04J13/00 ,  H04M1/725 ,  H04Q7/38

Abstract: A receiving device comprising circuitry configured to receive a signal including pilot bits transmitted by a plurality of antennas; wherein the received signal includes data for a single user that was combined with different sequences producing a plurality of combined data sequences; wherein antenna-specific weights for the plurality of antennas are applied to each of the combined data sequences and the antenna specific weights are applied to pilot bits added with the combined data sequences; wherein the received signal includes the pilot bits for each of the plurality of antennas; and wherein the pilot bits for each antenna have a different sequence for that antenna; the circuitry is further configured to derive preferred weights for the received signal based on the pilot bits for each antenna; the circuitry is further configured to recover data for the single user from each of the combined data sequences; and the circuitry is further configured to combine data from the recovered data for the single user from each of the different sequences.

公开(公告)号：ES2223579T3

公开(公告)日：2005-03-01

申请号：ES00963356

申请日：2000-09-11

Applicant: INTERDIGITAL TECH CORP

Inventor： MESECHER DAVID K ,  REZNIK ALEXANDER ,  GRIECO DONALD ,  CHEUNG GARY

IPC: H04B1/712 ,  H04B7/06 ,  H04B7/08 ,  H04B7/216 ,  H04B7/26 ,  H04J13/00 ,  H04M1/725 ,  H04Q7/38 ,  H04B1/707

Abstract: Receptor que es un equipo de usuario para utilizar en un sistema de comunicación de espectro ensanchado, teniendo el sistema de comunicación una estación de base que transmite una señal piloto de espectro ensanchado y una señal de datos para recepción por el equipo de usuario, teniendo la señal piloto y la señal de datos códigos de chip asociados, y teniendo el equipo de usuario un dispositivo de correlación de vectores (504, 508), como medios para filtrar la señal piloto recibida utilizando una pluralidad de versiones retardadas del código de chip de señal piloto que produce componentes de piloto desextendidos, comprendiendo además el equipo de usuario: un bloque de algoritmo de adaptación (506) que comprende dichos medios, para ponderar los componentes de piloto desextendidos y dichos medios para combinar los componentes desextendidos ponderados como una señal combinada y comparar la señal combinada con un valor de señal piloto ideal produciendo una señal de error; comprendiendo los medios de filtrado: un filtro de adaptación (510) para componentes de ponderación de la señal de datos recibida con los pesos determinados de la señal piloto; y comprendiendo además el receptor: un desextensor (516) para filtrar la señal de datos recibida ponderada utilizando el código de chip de la señal de datos para recuperar datos procedentes de la señal de datos recibida.

公开(公告)号：DK1210775T3

公开(公告)日：2004-12-06

申请号：DK00963356

申请日：2000-09-11

Applicant: INTERDIGITAL TECH CORP

Inventor： GRIECO DONALD ,  MESECHER DAVID K ,  REZNIK ALEXANDER ,  CHEUNG GARY

IPC: H04B1/712 ,  H04B7/06 ,  H04B7/08 ,  H04B7/216 ,  H04B7/26 ,  H04J13/00 ,  H04M1/725 ,  H04Q7/38 ,  H04B1/707

Abstract: A receiving device comprising circuitry configured to receive a signal including pilot bits transmitted by a plurality of antennas; wherein the received signal includes data for a single user that was combined with different sequences producing a plurality of combined data sequences; wherein antenna-specific weights for the plurality of antennas are applied to each of the combined data sequences and the antenna specific weights are applied to pilot bits added with the combined data sequences; wherein the received signal includes the pilot bits for each of the plurality of antennas; and wherein the pilot bits for each antenna have a different sequence for that antenna; the circuitry is further configured to derive preferred weights for the received signal based on the pilot bits for each antenna; the circuitry is further configured to recover data for the single user from each of the combined data sequences; and the circuitry is further configured to combine data from the recovered data for the single user from each of the different sequences.

公开(公告)号：AT273587T

公开(公告)日：2004-08-15

申请号：AT00963356

申请日：2000-09-11

Applicant: INTERDIGITAL TECH CORP

Inventor： MESECHER DAVID K ,  REZNIK ALEXANDER ,  GRIECO DONALD ,  CHEUNG GARY

IPC: H04B1/712 ,  H04B7/06 ,  H04B7/08 ,  H04B7/216 ,  H04B7/26 ,  H04J13/00 ,  H04M1/725 ,  H04Q7/38 ,  H04B1/707

Abstract: A receiving device comprising circuitry configured to receive a signal including pilot bits transmitted by a plurality of antennas; wherein the received signal includes data for a single user that was combined with different sequences producing a plurality of combined data sequences; wherein antenna-specific weights for the plurality of antennas are applied to each of the combined data sequences and the antenna specific weights are applied to pilot bits added with the combined data sequences; wherein the received signal includes the pilot bits for each of the plurality of antennas; and wherein the pilot bits for each antenna have a different sequence for that antenna; the circuitry is further configured to derive preferred weights for the received signal based on the pilot bits for each antenna; the circuitry is further configured to recover data for the single user from each of the combined data sequences; and the circuitry is further configured to combine data from the recovered data for the single user from each of the different sequences.