Articles related to Posts
- Low-cost four-frequency-band GNSS antennas
9th November 2020
- USB device port identification on Linux
16th October 2020
- New evaluation board for Allystar HD9310
14th October 2020
- Test release of RTK reference station observation data archive
1st October 2020
- Introduction of GNSS receiver NovAtel OEM729
30th September 2020
- Attaching GNSS external antenna connector to Sony Spresense
29th September 2020
- Quasi-zenith satellite CLAS augmentation information extraction using Allystar HD9310 Option C
28th September 2020
- Azimuth determination of installing survey grade GNSS antenna
23rd September 2020
- LED alarm light using Raspberry Pi Zero WH
16th September 2020
- Invited talk at the Institute of Electronics, Information and Communication Engineers Integrated Circuit Study Group (held online)
30th August 2020
- Participation in the 2020 Convention of the Institute of Positioning, Navigation and Timing of Japan(held online)
17th July 2020
- Allystar HD9310 Firmware Update
22nd June 2020
- Reception of DRM broadcasting signals using software defined radio KiwiSDR
2nd June 2020
- Quasi-zenith satellite Michibiki's positioning library CLASLIB (Part 3 VRS-RTK positioning by ssr2obs)
10th May 2020
- Confirmation of SBAS signal over Hiroshima
9th May 2020
- Quasi-zenith satellite Michibiki's positioning library CLASLIB (Part 2 ssr2osr)
8th May 2020
- Quasi-zenith satellite Michibiki's positioning library CLASLIB (Part 1 Understanding the configuration)
7th May 2020
- Presentation at cluster Hiroshima LT
26th April 2020
- Texas Instruments 60 GHz millimeter-wave radar evaluation kit experiment
16th April 2020
- Three dimensional spatial range measurement with Livox Horizon LiDAR
14th April 2020
- Parametric speaker experiment
16th March 2020
- Four DC/DC converter experiments
13th March 2020
- AC power control by solid state relay
12th March 2020
- Microcomputers I use
11st March 2020
- Observation of optical spectrum using microspectrometer C12880MA and Analog Discovery 2
10th March 2020
- Battery charging with BQ25890, a Texas Instruments' IC
7th March 2020
- Remaining capacity estimation of Lithium-ion battery using Maxim MAX17201
6th March 2020
- Satellite positioning with GNSS-SDR on Debian running by VMware Player (failure)
19th February 2020
- Measurement of internal resistance of dry battery
23rd January 2020
- Presentation at ITE winter convention
13th December 2019
- GPS signal reception with GNSS SDR
11st December 2019
- Coaxial cable switch
2nd December 2019
- Powering to Latte Panda with JST PH 4P connector
29th November 2019
- QZSS's Disaster and Crises Management Report signal reception with Spresense, a Sony's board microcomputer
23rd November 2019
- Experiment of Allystar HD9310
22nd November 2019
- Upgrade of RTK reference station antenna
20th November 2019
- Exhibit at Hiroshima IT Exhibition 2019
16th November 2019
- Presentation at technical committee of IEICE Communication Systems at Kirishima
2nd November 2019
- GPS/GNSS symposium of IPNTJ
19th October 2019
- Presentation at IEICE society conference
14th September 2019
- First trial of conductive wear hitoe
30th August 2019
- Diagnostics of USB-C cables
25th July 2019
- Presentation at conference of IEICE Technical Committee of Communication Systems
6th July 2019
- Dual frequency RTK reference station
19th June 2019
- Use of Emlid Reach observation data with RTKLIB
12th June 2019
- Invited talk at technical committee of IEICE Communication Quality
30th May 2019
- First trial of CLAS positioning of QZSS
29th May 2019
- Participation of annual conference of the Institute of Positioning, Navigation and Timing in Japan (IPNTJ)
20th May 2019
- Trial of receiving DRM broadcasting in Japan (failure)
1st March 2019
- Configuration of GNSS module ZED-F9P with u-center
27th February 2019
- First trial of Yamaha HEARTalk UU-002
4th February 2019
- Surface mount version of LoRa wireless communication module ES920LR
24th January 2019
- Purchase of the latest dual frequency GNSS positioning module u-blox ZED-F9P board
15th January 2019
- Rental of "Michibiki" compatible receiver from Quasi-Zenith Satellite System Service Co., Ltd.
1st December 2018
- First trial of realtime delivery of MADOCA product
28th November 2018
- First trial of LTE-M communication carrier type LPWA
27th November 2018
- Reception of one-segment broadcasting with GNU Radio and gr-isdbt on VirtualBox with vagrant
26th November 2018
- Trial of measurement of temperature, humidity, air pressure, and accelerations with Sigfox Una Shield V2S
13th November 2018
- Dual frequency positioning of Chinese smartphone Xiaomi Mi8 with Android GNSS Analysis Tool
26th October 2018
- Trial of next-generation nonvolatile memory FeRAM
7th September 2018
- Trial of M5Stack with ESP32
6th September 2018
- Trial of Spresense, a Sony's board microcomputer
5th September 2018
- Trial of python with Arty Z7, an FPGA board
4th September 2018
- Radiowave sensing with KiwiSDR
3rd September 2018
- Trial of machine vision with OpenMV
2nd September 2018
- Experiment on block chain with temperature and humidity data
29th August 2018
- Let's try RTK of several centimeter order positioning with an internet-connected PC
27th August 2018
- How to make an RTK reference station
26th August 2018
- Deep Sleep Mode on ESP-WROOM-32
24th August 2018
- GRUB trouble on Linux after partition movement
20th August 2018
- Use of Sigfox with Una Shiled V2S
19th August 2018
- Panorama photo of RTK reference station at Hiroshima City University (PC only)
15th August 2018
- Raspberry Pi Zero WH with cellular network connection
23rd July 2018
- Trouble in RTK reference station
18th July 2018
- Presentation at ICTF 2018 in Graz, Austria
15th July 2018
- Noise sensing with RF Explorer
2nd July 2018
- Lecture at Hiroshima version IoT Lightning Talk (IoTLT Hiroshima) Vol.9
29th June 2018
- Temperature, humidity, and lightning sensor experiments
21st June 2018
- Lecture and demonstration at Wireless IoT Seminar in Hiroshima
7th March 2018
- Placement of RTK reference station
1st January 2018
- Lab travel in Miyajima
23rd November 2016
- Radio experiment in Ujina port of Hiroshima
19th October 2016