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DAC based switching power amplifier

Telecommunications – Transmitter – Power control – power supply – or bias voltage supply
Reexamination Certificate

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Data communication apparatus and method

Telecommunications – Transmitter
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Data transmission method, base station and transmitter for...

Telecommunications – Transmitter – Noise or interference elimination
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Data transmission method, base station and transmitter for...

Telecommunications – Transmitter – Noise or interference elimination
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Data transmission scheme in wireless communication system

Telecommunications – Transmitter – Diversity
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Data-compensating power measurement

Telecommunications – Transmitter – With feedback of modulated output signal
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DC offset circuit for cartesian loop

Telecommunications – Transmitter – With feedback of modulated output signal
Patent

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DC offset correction of a power detector used with a...

Telecommunications – Transmitter – Amplitude modulation
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DC offset reduction in a zero-if transmitter

Telecommunications – Transmitter – With feedback of modulated output signal
Patent

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DCDC converter unit, power amplifier, and base station using...

Telecommunications – Transmitter – Power control – power supply – or bias voltage supply
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Delay control in a digital radio transmitter system

Telecommunications – Transmitter – Angle modulation
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Delay diversity in antenna arrays

Telecommunications – Transmitter – Diversity
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Design for testability circuitry for radio frequency...

Telecommunications – Transmitter – Measuring – testing – or monitoring of transmitter
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Detector circuit and method of detecting antenna mismatch

Telecommunications – Transmitter – With coupled antenna
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Determination of a differential offset in a radio device and...

Telecommunications – Transmitter – Measuring – testing – or monitoring of transmitter
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Determination of transmitter distortion

Telecommunications – Transmitter – Measuring – testing – or monitoring of transmitter
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Determination of transmitter distortion

Telecommunications – Transmitter – Measuring – testing – or monitoring of transmitter
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Device and method for controlling a voltage control signal

Telecommunications – Transmitter – Power control – power supply – or bias voltage supply
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Device and method for controlling distortion characteristic...

Telecommunications – Transmitter – Measuring – testing – or monitoring of transmitter
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Device and method for pre-treating a signal to be...

Telecommunications – Transmitter – With feedback of modulated output signal
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