Device of processing data, office device, office method, office apparatus, medium and product

Patent metadata

Field	Value
Publication number	US-12375120-B2
Application number	US-202218262219-A
Country	US
Kind code	B2
Filing date	Aug 24, 2022
Priority date	Aug 24, 2022
Publication date	Jul 29, 2025
Grant date	Jul 29, 2025

Abstract

The device of processing data based on the radio frequency identification includes: a receiving antenna used to receive a first radio frequency signal; a first front-end module electrically connected to the receiving antenna, wherein the first front-end module is used to receive and amplify the first radio frequency signal; a first radio frequency integrated circuit electrically connected to the first front-end module, wherein the first radio frequency integrated circuit is used to demodulate the amplified first radio frequency signal sent by the first front-end module to obtain a first baseband signal; and a baseband chip electrically connected to the first radio frequency integrated circuit, wherein the baseband chip is used to receive the first baseband signal, decode the first baseband signal, and output a data processing result. The present disclosure further provides an office device, an office method, an office apparatus, a storage medium and a program product.

First claim

What is claimed is:

1. A device of processing data based on a radio frequency identification, comprising:
a receiving antenna configured to receive a first radio frequency signal;
a first front-end module electrically connected to the receiving antenna, wherein the first front-end module is configured to receive and amplify the first radio frequency signal;
a first radio frequency integrated circuit electrically connected to the first front-end module, wherein the first radio frequency integrated circuit is configured to demodulate the amplified first radio frequency signal sent by the first front-end module to obtain a first baseband signal; and
a baseband chip electrically connected to the first radio frequency integrated circuit, wherein the baseband chip is configured to receive the first baseband signal, decode the first baseband signal, and output a data processing result,
wherein the first front-end module comprises:
a first low-noise amplifier electrically connected to the receiving antenna, wherein the first low-noise amplifier is configured to receive and amplify the first radio frequency signal; and
a through switch, wherein two ends of the through switch are respectively electrically connected to two ends of the first low-noise amplifier, the first radio frequency signal is transmitted through the through switch in a case that the through switch is turned on, and the first radio frequency signal is transmitted through the first low-noise amplifier in a case that the through switch is turned off.

2. The device of processing data according to claim 1 , wherein the first radio frequency integrated circuit comprises:
a second low-noise amplifier connected to the first front-end module, wherein the second low-noise amplifier is configured to receive and amplify a radio frequency signal sent by the first front-end module;
a first local oscillator configured to generate a first local oscillator signal;
at least one first mixer, wherein each of the at least one first mixer comprises a first connecting end, a second connecting end and a third connecting end, the first connecting end and the second connecting end are electrically connected to the second low-noise amplifier and the first local oscillator respectively, and the at least one first mixer is configured to receive the radio frequency signal sent by the second low-noise amplifier and the first local oscillator signal and demodulate the radio frequency signal based on the first local oscillator signal to generate the first baseband signal, and
at least one first low-pass filter respectively electrically connected to the third connecting end of the at least one first mixer, wherein the at least one first low-pass filter is configured to respectively receive at least one first baseband signal sent by the at least one first mixer and filter the at least one first baseband signal.

3. The device of processing data according to claim 1 , wherein the baseband chip comprises:
a digital predistorter electrically connected to the first radio frequency integrated circuit, wherein the digital predistorter is configured to perform a predistortion processing on the first baseband signal;
a baseband electrically connected to the digital predistorter, wherein the baseband is configured to decode the predistorted first baseband signal and output the data processing result; and
a plurality of CPU cores configured to control the digital predistorter and the baseband.

4. The device of processing data according to claim 1 , further comprising:
a first filter, wherein two ends of the first filter are electrically connected to the receiving antenna and the first front-end module respectively, and the first filter is configured to filter a specific frequency band signal in the first radio frequency signal.

5. The device of processing data according to claim 1 , further comprising:
a second filter, wherein two ends of the second filter are electrically connected to the first front-end module and the first radio frequency integrated circuit respectively, and the second filter is configured to filter a specific frequency band signal in the amplified first radio frequency signal.

6. The device of processing data according to claim 1 , further comprising: an analog-to-digital signal converter, wherein two ends of the analog-to-digital signal converter are electrically connected to the first radio frequency integrated circuit and the baseband chip respectively, and the analog-to-digital signal converter is configured to convert the first baseband signal from an analog signal to a digital signal,
wherein the device of processing data further comprises: a first digital interface, wherein two ends of the first digital interface are electrically connected to the analog-to-digital signal converter and the baseband chip respectively, and the first digital interface is configured to transmit the digital signal.

7. The device of processing data according to claim 1 , further comprising: a memory electrically connected to the baseband chip, wherein the memory is configured to transmit data to the baseband chip,
wherein the device of processing data further comprises: a network component electrically connected to the baseband chip, wherein the network module is configured to transmit a network signal to the baseband chip, and the network component comprises an external signal interface, a transformer, a signal converter and a switch.

8. A device of processing data based on a radio frequency identification, comprising:
a baseband chip configured to encode to-be-processed data to obtain a second baseband signal;
a second radio frequency integrated circuit electrically connected to the baseband chip, wherein the second radio frequency integrated circuit is configured to modulate the second baseband signal to obtain a second radio frequency signal;
a second front-end module electrically connected to the second radio frequency integrated circuit, wherein the second front-end module is configured to receive and amplify the second radio frequency signal; and
a transmitting antenna electrically connected to the second front-end module, wherein the transmitting antenna is configured to transmit the amplified second radio frequency signal,
wherein the baseband chip comprises:
a baseband configured to encode the to-be-processed data to obtain the second baseband signal;
a digital predistorter electrically connected to the baseband, wherein the digital predistorter is configured to perform a predistortion processing on the second baseband signal; and
a plurality of CPU cores configured to control the digital predistorter and the baseband.

9. The device of processing data according to claim 8 , wherein the second radio frequency integrated circuit comprises:
at least one second low-pass filter configured to receive the second baseband signal and filter the second baseband signal;
a second local oscillator configured to generate a second local oscillator signal;
at least one second mixer, wherein each of the at least one second mixer comprises a fourth connecting end, a fifth connecting end and a sixth connecting end, the fourth connecting end and the fifth connecting end are electrically connected to the second local oscillator and one of the at least one second low-pass filter respectively, and the at least one second mixer is configured to receive a baseband signal filtered by the at least one second low-pass filter and the second local oscillator, and modulate the baseband signal based on the second local oscillator signal to obtain the second radio frequency signal, and
a first power amplifier electrically connected to the at least one second mixer, wherein the first power amplifier is configu

Assignees

• Beijing Boe Technology Dev Co Ltd
• Boe Technology Group Co Ltd

Inventors

• Fan Xichao
• Ren Yazhou
• Li Biqi
• Lu Zhipeng
• Qu Feng
• Wang Yali

Classifications

• H04B2001/0425

  with linearisation using predistortion · CPC title

• H04B1/0475

  with means for limiting noise, interference or distortion (H04B1/0483 takes precedence) · CPC title

• G06K19/07773 Primary

  Antenna details (antennas for wireless devices, e.g. RFID tags, in general H01Q1/22) · CPC title

• H04B1/40 Primary

  Circuits · CPC title

• H04B1/38

  Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving · CPC title