METHOD AND APPARATUS FOR TRANSMITTING DATA
First Claim
1. An apparatus for transmitting data, wherein the apparatus comprises:
- a high frequency radio unit (HFRU) that is in a communication connection with a site; and
a shift frequency radio unit (SFRU) that is in a communication connection with the HFRU and with a user equipment, wherein;
the HFRU comprises a high frequency radio unit—
indoor device unit (HFRU-IDU) and a high frequency radio unit—
outdoor device unit (HFRU-ODU) that connects to the HFRU-IDU, and the SFRU comprises a high frequency band transceiver and a wireless cellular band transceiver;
the HFRU-IDU is configured to convert data sent by the site into a downstream intermediate frequency analog signal and send the downstream intermediate frequency analog signal to the HFRU-ODU;
the HFRU-ODU is configured to convert the downstream intermediate frequency analog signal sent by the HFRU-IDU into a downstream high frequency signal and send the downstream high frequency signal to the SFRU by using an air interface;
the high frequency band transceiver is configured to convert the downstream high frequency signal sent by the HFRU-ODU into a downstream intermediate frequency signal and send the downstream intermediate frequency signal to the wireless cellular band transceiver; and
the wireless cellular band transceiver is configured to convert the downstream intermediate frequency signal sent by the high frequency band transceiver into a downstream wireless cellular signal and send the downstream wireless cellular signal to the user equipment.
1 Assignment
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Accused Products
Abstract
Embodiments of the present invention disclose a method and an apparatus for transmitting data. The apparatus for transmitting data includes a high frequency radio unit HFRU that is in a communication connection with a site, and a shift frequency radio unit SFRU that is in a communication connection with the HFRU and with a user equipment, where the HFRU includes a high frequency radio unit—indoor device unit HFRU-IDU and a high frequency radio unit—outdoor device unit HFRU-ODU that connects to the HFRU-IDU, and the SFRU includes a high frequency band transceiver and a wireless cellular band transceiver. By converting to-be-transmitted data into intermediate frequency signals for transmission, the method and apparatus for transmitting data according to the embodiments of the present invention can remarkably reduce a data transmission bandwidth, thereby saving bandwidth resources, reducing a data transmission cost, and reducing a device deployment cost.
26 Citations
18 Claims
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1. An apparatus for transmitting data, wherein the apparatus comprises:
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a high frequency radio unit (HFRU) that is in a communication connection with a site; and a shift frequency radio unit (SFRU) that is in a communication connection with the HFRU and with a user equipment, wherein; the HFRU comprises a high frequency radio unit—
indoor device unit (HFRU-IDU) and a high frequency radio unit—
outdoor device unit (HFRU-ODU) that connects to the HFRU-IDU, and the SFRU comprises a high frequency band transceiver and a wireless cellular band transceiver;the HFRU-IDU is configured to convert data sent by the site into a downstream intermediate frequency analog signal and send the downstream intermediate frequency analog signal to the HFRU-ODU; the HFRU-ODU is configured to convert the downstream intermediate frequency analog signal sent by the HFRU-IDU into a downstream high frequency signal and send the downstream high frequency signal to the SFRU by using an air interface; the high frequency band transceiver is configured to convert the downstream high frequency signal sent by the HFRU-ODU into a downstream intermediate frequency signal and send the downstream intermediate frequency signal to the wireless cellular band transceiver; and the wireless cellular band transceiver is configured to convert the downstream intermediate frequency signal sent by the high frequency band transceiver into a downstream wireless cellular signal and send the downstream wireless cellular signal to the user equipment. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for transmitting data, wherein the method comprises:
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receiving, by a high frequency radio unit (HFRU), data sent by a site; converting, by the HFRU, the data sent by the site into a downstream intermediate frequency analog signal, and converting the downstream intermediate frequency analog signal into a downstream high frequency signal; sending, by the HFRU, the downstream high frequency signal to a shift frequency radio unit (SFRU) by using an air interface; converting, by the SFRU, the downstream high frequency signal into a downstream intermediate frequency signal, and converting the downstream intermediate frequency signal into a downstream wireless cellular signal; and sending, by the SFRU, the downstream wireless cellular signal to a user equipment. - View Dependent Claims (12, 13, 14)
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15. A method for transmitting data, wherein the method comprises:
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receiving, by a shift frequency radio unit (SFRU), an upstream wireless cellular signal sent by a user equipment; converting, by the SFRU, the upstream wireless cellular signal into an upstream intermediate frequency signal, and converting the upstream intermediate frequency signal into an upstream high frequency signal; sending, by the SFRU, the upstream high frequency signal to a high frequency radio unit (HFRU) by using an air interface; converting, by the HFRU, the upstream high frequency signal sent by the SFRU into an upstream intermediate frequency analog signal, and converting the upstream intermediate frequency analog signal into an upstream intermediate frequency digital signal; and sending, by the HFRU, the upstream intermediate frequency digital signal to a site. - View Dependent Claims (16, 17, 18)
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Specification