Nuttapong D Srirattana

20120233374, Sep 13, 2012

Mar 9, 2012

13/416952

David Scott Whitefield - Andover MA, US
Nuttapong Srirattana - Billerica MA, US
Kevin F. Walsh - Salem NH, US
Florinel G. Balteanu - Ottawa, CA

SKYWORKS SOLUTIONS, INC. - Woburn MA

G06F 13/20
G06F 13/40

710313, 710316

Systems, methods, and devices for communicating with a serial/parallel interface are described herein. In an aspect, a wireless device includes a transceiver configured to output a plurality of transmission paths, and an antenna configured to output a signal corresponding to at least one of the transmission paths. The wireless device further includes a wireless switching component including a radio-frequency switch configured to selectively connect the antenna to one of the transmission paths, a plurality of signal pins, a serial interface including a plurality of serial inputs electrically coupled to at least one pin of the plurality of signal pins, a parallel interface including a plurality of parallel inputs electrically coupled to at least one pin of the plurality of signal pins, a decoder, and a level shifter configured to control the radio-frequency switch, the at least one pin electrically coupled to both a serial input and a parallel input.

20140009207, Jan 9, 2014

Jul 6, 2013

13/936171

Fikret Altunkilic - North Andover MA, US
Nuttapong Srirattana - Billerica MA, US

H03K 17/16

327384, 438382

Radio-frequency (RF) switch circuits having switchable transistor coupling for improved switching performance. An RF switch system includes at least one field-effect transistor (FET) disposed between first and second nodes, each FET having a gate and body. A switchable resistive coupling circuit is connected to each of the respective gates. A switchable resistive grounding circuit is connected to each of the respective bodies.

20140009214, Jan 9, 2014

Jul 6, 2013

13/936180

Guillaume Alexandre Blin - Carlisle MA, US
Haki Cebi - Allston MA, US
Hanching Fuh - Allston MA, US
Mengshu Hsu - Bedford MA, US
Jong-Hoon Lee - San Jose CA, US
Anuj Madan - Cambridge MA, US
Nuttapong Srirattana - Billerica MA, US
Chuming Shih - Chandler AZ, US
Steven Christopher Sprinkle - Hampstead NH, US

H03K 17/16
H01L 21/8234

327427, 438197

Radio-frequency (RF) switch circuits are disclosed providing improved switching performance. An RF switch system includes a plurality of field-effect transistors (FETs) connected in series between first and second nodes, each FET having a gate and a body. A compensation network including a gate-coupling circuit couples the gates of each pair of neighboring FETs. The compensation network may further including a body-coupling circuit that couples the bodies of each pair of neighboring FETs.

20120200473, Aug 9, 2012

Feb 8, 2011

13/022840

Nuttapong Srirattana - Billerica MA, US
Brian White - Greensboro NC, US
Alexander Wayne Hietala - Phoenix AZ, US

RF MICRO DEVICES, INC. - Greensboro NC

H01Q 3/24

343876

The exemplary embodiments include a radio frequency antenna switch configured to reject harmonic frequencies. In addition, the harmonic-rejected radio frequencies of the radio frequency antenna switch may be tuned by use of a capacitor array. The capacitor array may be configured with fuse elements or by control logic.

20220359970, Nov 10, 2022

May 4, 2022

17/661935

- Irvine CA, US
Ujjwal Kumar - Woburn MA, US
Nuttapong Srirattana - Lexington MA, US
Zijiang Yang - Lexington MA, US

H01P 5/16

Examples of the disclosure include a coupler comprising an input port, an output port, a coupled port, an isolated port, a main line coupled between the input port and the output port, a coupled line coupled between the coupled port and the isolated port, and at least one capacitive element switchably coupled between at least one of the input port or the main line and at least one of the coupled port or the coupled line.

20220359971, Nov 10, 2022

May 4, 2022

17/661939

- Irvine CA, US
Ujjwal Kumar - Woburn MA, US
Nuttapong Srirattana - Lexington MA, US
Zijiang Yang - Lexington MA, US

H01P 5/16

Examples of the disclosure include a coupler comprising an input port, an output port, a coupled port, an isolated port, a main line coupled between the input port and the output port, a coupled line coupled between the coupled port and isolated port, and one or more elements switchably coupled between the coupled port and the isolated port, the one or more elements including at least one of an inductive, capacitive, or resistive element.

20220271409, Aug 25, 2022

Feb 22, 2022

17/676952

- Irvine CA, US
Sriram Srinivasan - Bedford MA, US
Nuttapong Srirattana - Lexington MA, US

H01P 5/18
H01P 1/10

A radio frequency signal coupler includes an input port, an output port, a main transmission line coupled between the input port and the output port, and a coupled transmission line electromagnetically coupled to the main transmission line. The coupled transmission line includes a first transmission line, a second transmission line, and a switch configured to couple the first and second transmission lines during a first mode of operation and to decouple the first and second transmission lines during a second mode of operation. The radio frequency couple can be used in a front end module of a communications device, such as a mobile phone.

20220255218, Aug 11, 2022

Dec 6, 2021

17/543695

- Irvine CA, US
Nuttapong SRIRATTANA - Billerica MA, US

H01Q 3/24
H03K 17/687
H03K 17/567
H04B 1/00
H03K 17/693
H03K 17/14
H04B 1/48

A method for fabricating a semiconductor die is provided. The method can include providing a semiconductor substrate, forming a set of field-effect transistors on the semiconductor substrate, each field-effect transistor in the set of field-effect transistors having a respective source, drain, gate, and body, forming a compensation circuit on the semiconductor substrate, and connecting the compensation circuit to the set of field-effect transistors in parallel, the compensation circuit configured to compensate a non-linearity effect generated by the set of field-effect transistors.