Multi-mode wireless terminal

Patent metadata

Field	Value
Publication number	US-2016365995-A1
Application number	US-201515120983-A
Country	US
Kind code	A1
Filing date	Feb 9, 2015
Priority date	Feb 26, 2014
Publication date	Dec 15, 2016
Grant date	—

Abstract

A multi-mode wireless terminal, which includes a path of a first wireless communications standard and a path of a second wireless communications standard; the path of the first wireless communications standard includes a first antenna module, a first transceiver module and a first baseband module, where the first antenna module connects to the first transceiver module, and the first transceiver module connects to the first baseband module; the path of the second wireless communications standard includes a second antenna module, a second transceiver module and a second baseband module, where the second antenna module connects to the second transceiver module, and the second transceiver module connects to the second baseband module; the second transceiver module connects to the first baseband module; the second antenna module and the second transceiver module serve as a diversity receive path of the first wireless communications standard when at an idle timeslot.

First claim

1 .- 7 . (canceled)

8 . A multi-mode wireless terminal, comprising:
a first antenna, a first transceiver, and a first baseband module; and a second antenna, a second transceiver, and a second baseband module, wherein:
a path of a first wireless communications standard comprises the first antenna, the first transceiver, and the first baseband module, wherein the first antenna connects to the first transceiver, and the first transceiver connects to the first baseband module;
a path of a second wireless communications standard comprises the second antenna, the second transceiver, and the second baseband module, wherein the second antenna connects to the second transceiver, and the second transceiver connects to the second baseband module;
the first wireless communications standard is different from the second wireless communications standard;
the second transceiver connects to the first baseband module; and
the second transceiver comprises a control unit, wherein the control unit is configured to control the second antenna and the second transceiver to serve, at an idle timeslot of the second wireless communications standard, as a diversity receive path of the first wireless communications standard.

9 . The multi-mode wireless terminal according to claim 8 , wherein:
the path of the second wireless communications standard further comprises a first filter module; a passband of the first filter module is located in a receive frequency band of the first wireless communications standard and the passband of the first filter module is located in a receive frequency band of the second wireless communications standard; and the second baseband module connects to the second transceiver through the first filter module, and the first baseband module connects to the second transceiver through the first filter module.

10 . The multi-mode wireless terminal according to claim 9 , wherein:
the second wireless communications standard comprises a first receive frequency band and a second receive frequency band, and the passband of the first filter module is located in the receive frequency band of the first wireless communications standard and the passband of the first filter module is located in the first receive frequency band of the second wireless communications standard; the path of the second wireless communications standard further comprises a second filter module; a passband of the second filter module is located in the second receive frequency band of the second wireless communications standard, and the second filter module is located between the second baseband module and the second transceiver module; and the control unit is further configured to, when the multi-mode wireless terminal operates in the first receive frequency band of the second wireless communications standard, control the second transceiver to connect to the first filter module; and when the multi-mode wireless terminal operates in the second receive frequency band of the second wireless communications standard, control the second transceiver to connect to the second filter module.

11 . The multi-mode wireless terminal according to claim 10 , wherein the control unit is further configured to, when the multi-mode wireless terminal operates in the second receive frequency band of the second wireless communications standard, control the second transceiver to connect to the first filter module at idle timeslots of the first receive frequency band of the second wireless communications standard and idle timeslots of the second receive frequency band of the second wireless communications standard.

12 . The multi-mode wireless terminal according to claim 8 , wherein:
the first transceiver connects to the second baseband module; and the first transceiver module comprises a second control unit, wherein the second control unit is configured to control the first antenna and the first transceiver to serve, at an idle timeslot of the first wireless communications standard, as a diversity receive path of the second wireless communications standard.

13 . The multi-mode wireless terminal according to claim 12 , wherein:
the path of the first wireless communications standard further comprises a third filter module; a passband of the third filter module is located in the receive frequency band of the second wireless communications standard and the receive frequency band of the first wireless communications standard; and the first baseband module connects to the first transceiver through the third filter module, and the second baseband module connects to the first transceiver through the third filter module.

14 . The multi-mode wireless terminal according to claim 8 , wherein the first wireless communications standard is Code Division Multiple Access (CDMA), and the second wireless communications standard is Global System for Mobile Communication (GSM).

Assignees

• Huawei Device Co Ltd

Inventors

• Liu Pengfei
• Zhang Zuyuan

Classifications

• H04W88/06 Primary

  adapted for operation in multiple networks {or having at least two operational modes}, e.g. multi-mode terminals · CPC title

• H04B1/0064

  with separate antennas for the more than one band (H04B1/0053 takes precedence) · CPC title

• H04B7/08 Primary

  at the receiving station · CPC title

• H04B1/005 Primary

  adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges · CPC title

• H04L27/2601 Primary

  Multicarrier modulation systems · CPC title