The invention discloses a power oscillator, and relates to the field of wireless energy transmission, the power oscillator comprises an MOS tube, a gate bias module, a drain bias module, a first matching module and a feedback module, the gate bias module and the drain bias module are used for driving the MOS tube; the feedback module is used for coupling the first radio-frequency signal output by the first matching module to output a second radio-frequency signal to the MOS tube, the frequency of the second radio-frequency signal is the same as the preset oscillation frequency in a preset fault-tolerant range, and the MOS tube amplifies the second radio-frequency signal to obtain a third radio-frequency signal; the first matching module is used for impedance matching, outputting the matched fourth radio frequency signal to the load and outputting the first radio frequency signal to the feedback module to form a radio frequency signal feedback loop. According to the scheme provided by the invention, the requirements of oscillation and high-power output can be met at the same time, the integration level is higher, the number of modules required by the wireless energy transmission system is reduced, and the integration level of the system is improved.
本发明公开了一种功率振荡器,涉及无线输能领域,该功率振荡器包括MOS管、栅极偏置模块、漏极偏置模块、第一匹配模块及反馈模块,栅极偏置模块及漏极偏置模块用于驱动MOS管,反馈模块用于耦合第一匹配模块输出的第一射频信号以输出第二射频信号至MOS管,第二射频信号的频率在预设容错范围内与预设振荡频率相同,MOS管将第二射频信号进行放大以得到第三射频信号,第一匹配模块用于阻抗匹配并输出匹配后的第四射频信号至负载且输出第一射频信号至反馈模块以形成射频信号反馈回路。本申请提供的方案能够同时满足振荡及大功率输出的需求,集成度更高,减少了无线输能系统所需的模块数量,利于提高系统的集成度。
Power oscillator
一种功率振荡器
2024-07-26
Patent
Electronic Resource
Chinese
IPC: | H03B Erzeugung von Schwingungen, unmittelbar oder durch Frequenzwandlung, durch Schaltungsanordnungen mit aktiven Bauelementen, die nicht als Schalter arbeiten , GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
Low power telemetry subcarrier oscillator.
NTRS | 1965
|Coaxial Relativistic Backward Wave Oscillator and Coaxial Master Oscillator-Power Amplifier
British Library Online Contents | 1999
|High Power Optical Parametric Oscillator Source
British Library Conference Proceedings | 2000
|High power optical parametric oscillator source
IEEE | 2000
|High average power 13 fs Ti:sapphire laser oscillator
IEEE | 1999
|