Dual mode wireless data communications
First Claim
1. A method for operating a dual-mode mobile unit arranged to transmit and receive signals using first and second wireless protocols, comprising:
- operating said mobile unit under said first wireless protocol;
reserving a transmission time interval in a frame of said first wireless protocol; and
operating said mobile unit under said second wireless protocol during said reserved time interval.
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Accused Products
Abstract
A dual mode mobile unit is arranged to communicate in either a first or second data communications standard, such as combined Bluetooth and 802.11 operation. An interface unit converts received Bluetooth or 802.11 format signals into 802.11 frame format data signals to be provided to a digital signal processor which is programmed to process signals in either standard. The dual mode mobile unit can operate in the 802.11 standard to reserve a time interval for Bluetooth activity during which other 802.11 units will avoid transmissions to avoid interference.
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Citations
12 Claims
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1. A method for operating a dual-mode mobile unit arranged to transmit and receive signals using first and second wireless protocols, comprising:
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operating said mobile unit under said first wireless protocol;
reserving a transmission time interval in a frame of said first wireless protocol; and
operating said mobile unit under said second wireless protocol during said reserved time interval. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method for operating a dual mode mobile unit comprising:
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providing a first transmitter for operation using a first wireless protocol and responsive to first protocol baseband signals;
providing a first receiver for operation using said first wireless protocol and providing output first protocol baseband signals;
providing a second transmitter for operation using a second wireless protocol and responsive to second protocol baseband signals;
providing a second receiver for operation using said second wireless protocol and providing output second protocol baseband signals;
providing a digital processor programmed to process signals for said first and second protocols, responsive to received digital signals in a first protocol frame format and providing output digital transmission signals in said first protocol frame format;
converting said output first and second protocol baseband signals to said received digital signals in said first protocol frame format; and
converting said output digital transmission signals from said first protocol frame format to said first or second protocol baseband signals.
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10. A dual mode mobile unit for operating according to first and second wireless protocols, comprising:
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first and second RF modules, respectively for transmitting and receiving signals according to first and second wireless protocols, and each responsive to baseband signals for transmission and providing output baseband signals on reception;
a digital processor responsive to received digital signals for processing said digital signals according to one of said first and second protocols; and
an interface unit for receiving baseband signals from said first and second RF modules and supplying corresponding digital signals to said processor, and for receiving digital signals from said processor and supplying first and second corresponding baseband signals to said first and second RF modules respectively. - View Dependent Claims (11, 12)
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Specification