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公开(公告)号:US20180267482A1
公开(公告)日:2018-09-20
申请号:US15985252
申请日:2018-05-21
Applicant: Huawei Technologies Co., Ltd.
Inventor: Ying WU , Robert Bogdan STASZEWSKI , Yihong MAO
CPC classification number: G04F10/005 , H03M3/414
Abstract: A time-to-digital converter includes: an input for receiving a time-domain input signal; an output for providing a digital output signal; a time register coupled to the input and to a first node; a time quantizer coupled to the time register for providing the digital output signal at the output; and a digital-to-time converter coupled to the output for providing a feed-back signal at the first node.
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公开(公告)号:US20200313617A1
公开(公告)日:2020-10-01
申请号:US16848528
申请日:2020-04-14
Applicant: Huawei Technologies Co., Ltd.
Inventor: Mina SHAHMOHAMMADI , Masoud BABAIE , Robert Bogdan STASZEWSKI
Abstract: The invention relates to a radio frequency oscillator, the radio frequency oscillator comprising a resonator circuit being resonant at an excitation of the resonator circuit in a differential mode and at an excitation of the resonator circuit in a common mode, wherein the resonator circuit has a differential mode resonance frequency at the excitation in the differential mode, and wherein the resonator circuit has a common mode resonance frequency at the excitation in the common mode, a first excitation circuit being configured to excite the resonator circuit in the differential mode to obtain a differential mode oscillator signal oscillating at the differential mode resonance frequency, and a second excitation circuit being configured to excite the resonator circuit in the common mode to obtain a common mode oscillator signal oscillating at the common mode resonance frequency.
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公开(公告)号:US20200304068A1
公开(公告)日:2020-09-24
申请号:US16833182
申请日:2020-03-27
Applicant: Huawei Technologies Co., Ltd.
Inventor: Mina SHAHMOHAMMADI , Masoud BABAIE , Robert Bogdan STASZEWSKI
IPC: H03B5/12
Abstract: The invention relates to a resonator circuit, the resonator circuit comprising a transformer comprising a primary winding and a secondary winding, wherein the primary winding is inductively coupled with the secondary winding, a primary capacitor being connected to the primary winding, the primary capacitor and the primary winding forming a primary circuit, and a secondary capacitor being connected to the secondary winding, the secondary capacitor and the secondary winding forming a secondary circuit, wherein the resonator circuit has a common mode resonance frequency at an excitation of the primary circuit in a common mode, wherein the resonator circuit has a differential mode resonance frequency at an excitation of the primary circuit in a differential mode, and wherein the common mode resonance frequency is different from the differential mode resonance frequency.
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公开(公告)号:US20170324381A1
公开(公告)日:2017-11-09
申请号:US15661731
申请日:2017-07-27
Applicant: Huawei Technologies Co., Ltd.
Inventor: Huizhen QIAN , Xun LUO , Robert Bogdan STASZEWSKI
CPC classification number: H03F1/223 , H01F19/08 , H01F27/2804 , H01F2019/085 , H01F2027/2809 , H01F2027/2819 , H03F1/086 , H03F1/56 , H03F3/193 , H03F3/211 , H03F3/2173 , H03F3/245 , H03F2200/09 , H03F2200/451 , H03F2200/537 , H03F2200/541 , H03H7/38 , H03H7/42
Abstract: A transformer includes: a primary winding comprising a first port, a second port and a metal layer connected between the first port and the second port, the metal layer comprising a plurality of sections of different electrical lengths and/or characteristic impedances; and a secondary winding electromagnetically coupled with the primary winding, the secondary winding comprising a first port, a second port and a metal layer connected between the first port and the second port, the metal layer comprising a plurality of sections of different electrical lengths and/or characteristic impedances.
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公开(公告)号:US20170324378A1
公开(公告)日:2017-11-09
申请号:US15659322
申请日:2017-07-25
Applicant: Huawei Technologies Co., Ltd.
Inventor: Mina SHAHMOHAMMADI , Masoud BABAIE , Robert Bogdan STASZEWSKI
IPC: H03B5/12
CPC classification number: H03B5/1243 , H03B5/1218 , H03B5/1228 , H03B5/1262 , H03B5/1296 , H03B2201/0266
Abstract: The embodiments of the invention relate to a radio frequency oscillator, the radio frequency oscillator comprising a resonator circuit resonant at an excitation of the resonator circuit in a differential mode and at an excitation of the resonator circuit in a common mode, wherein the resonator circuit has a differential mode resonance frequency at the excitation in the differential mode, and wherein the resonator circuit has a common mode resonance frequency at the excitation in the common mode, a first excitation circuit configured to excite the resonator circuit in the differential mode to obtain a differential mode oscillator signal oscillating at the differential mode resonance frequency, and a second excitation circuit configured to excite the resonator circuit in the common mode to obtain a common mode oscillator signal oscillating at the common mode resonance frequency.
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公开(公告)号:US20220360219A1
公开(公告)日:2022-11-10
申请号:US17723103
申请日:2022-04-18
Applicant: Huawei Technologies Co., Ltd.
Inventor: Mina SHAHMOHAMMADI , Masoud BABAIE , Robert Bogdan STASZEWSKI
Abstract: The invention relates to a radio frequency oscillator, the radio frequency oscillator comprising a resonator circuit being resonant at an excitation of the resonator circuit in a differential mode and at an excitation of the resonator circuit in a common mode, wherein the resonator circuit has a differential mode resonance frequency at the excitation in the differential mode, and wherein the resonator circuit has a common mode resonance frequency at the excitation in the common mode, a first excitation circuit being configured to excite the resonator circuit in the differential mode to obtain a differential mode oscillator signal oscillating at the differential mode resonance frequency, and a second excitation circuit being configured to excite the resonator circuit in the common mode to obtain a common mode oscillator signal oscillating at the common mode resonance frequency.
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公开(公告)号:US20220294393A1
公开(公告)日:2022-09-15
申请号:US17711825
申请日:2022-04-01
Applicant: Huawei Technologies Co., Ltd.
Inventor: Mina SHAHMOHAMMADI , Masoud BABAIE , Robert Bogdan STASZEWSKI
Abstract: The invention relates to a resonator circuit, the resonator circuit comprising a transformer comprising a primary winding and a secondary winding, wherein the primary winding is inductively coupled with the secondary winding, a primary capacitor being connected to the primary winding, the primary capacitor and the primary winding forming a primary circuit, and a secondary capacitor being connected to the secondary winding, the secondary capacitor and the secondary winding forming a secondary circuit, wherein the resonator circuit has a common mode resonance frequency at an excitation of the primary circuit in a common mode, wherein the resonator circuit has a differential mode resonance frequency at an excitation of the primary circuit in a differential mode, and wherein the common mode resonance frequency is different from the differential mode resonance frequency.
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公开(公告)号:US20210313931A1
公开(公告)日:2021-10-07
申请号:US17235474
申请日:2021-04-20
Applicant: Huawei Technologies Co., Ltd.
Inventor: Mina SHAHMOHAMMADI , Masoud BABAIE , Robert Bogdan STASZEWSKI
Abstract: The invention relates to a resonator circuit, the resonator circuit comprising a transformer comprising a primary winding and a secondary winding, wherein the primary winding is inductively coupled with the secondary winding, a primary capacitor being connected to the primary winding, the primary capacitor and the primary winding forming a primary circuit, and a secondary capacitor being connected to the secondary winding, the secondary capacitor and the secondary winding forming a secondary circuit, wherein the resonator circuit has a common mode resonance frequency at an excitation of the primary circuit in a common mode, wherein the resonator circuit has a differential mode resonance frequency at an excitation of the primary circuit in a differential mode, and wherein the common mode resonance frequency is different from the differential mode resonance frequency.
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公开(公告)号:US20150214926A1
公开(公告)日:2015-07-30
申请号:US14577542
申请日:2014-12-19
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor: Massoud TOHIDIAN , Iman MADADI , Robert Bogdan STASZEWSKI
IPC: H03H7/00
CPC classification number: H03H11/04 , H03D7/125 , H03D7/165 , H03D2200/006 , H03D2200/0074 , H03H15/023
Abstract: A discrete-time filter for filtering an input signal comprises a switched capacitor network, the switched capacitor network comprising an input and an output, a number of switched capacitor paths arranged in parallel between the input and the output, each switched capacitor path comprising a capacitor, and a switch circuitry for switching each capacitor at a different time instant for outputting a filtered input signal.
Abstract translation: 用于滤波输入信号的离散时间滤波器包括开关电容器网络,开关电容器网络包括输入和输出,并联在输入和输出之间的多个开关电容器路径,每个开关电容器路径包括电容器 以及用于在不同时刻切换每个电容器以输出滤波后的输入信号的开关电路。
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公开(公告)号:US20210336583A1
公开(公告)日:2021-10-28
申请号:US17318742
申请日:2021-05-12
Applicant: Huawei Technologies Co., Ltd.
Inventor: Mina SHAHMOHAMMADI , Masoud BABAIE , Robert Bogdan STASZEWSKI
Abstract: The disclosure relates to a radio frequency oscillator, the radio frequency oscillator comprising a resonator circuit being resonant at an excitation of the resonator circuit in a differential mode and at an excitation of the resonator circuit in a common mode, wherein the resonator circuit has a differential mode resonance frequency at the excitation in the differential mode, and wherein the resonator circuit has a common mode resonance frequency at the excitation in the common mode, a first excitation circuit being configured to excite the resonator circuit in the differential mode to obtain a differential mode oscillator signal oscillating at the differential mode resonance frequency, and a second excitation circuit being configured to excite the resonator circuit in the common mode to obtain a common mode oscillator signal oscillating at the common mode resonance frequency.
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